From df4dc22e0294ccebfb2401db685de0970c9ecaed Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Thu, 28 Jul 2022 21:21:44 +0530 Subject: [PATCH 001/107] skeleton structs --- .gitignore | 42 +++++++++++++++++++++++++++ .vscode/launch.json | 15 ++++++++++ LICENSE | 4 +++ LICENSE-APACHE | 5 ++++ LICENSE-MIT | 19 ++++++++++++ README.md | 11 +++++++ package.json | 27 +++++++++++++++++ src/connection.ts | 66 ++++++++++++++++++++++++++++++++++++++++++ src/index.ts | 2 ++ src/options.ts | 11 +++++++ src/sdp.ts | 65 +++++++++++++++++++++++++++++++++++++++++ src/socket.ts | 54 ++++++++++++++++++++++++++++++++++ src/stream.ts | 70 +++++++++++++++++++++++++++++++++++++++++++++ src/transport.ts | 46 +++++++++++++++++++++++++++++ test/node.ts | 6 ++++ tsconfig.json | 13 +++++++++ 16 files changed, 456 insertions(+) create mode 100644 .gitignore create mode 100644 .vscode/launch.json create mode 100644 LICENSE create mode 100644 LICENSE-APACHE create mode 100644 LICENSE-MIT create mode 100644 README.md create mode 100644 package.json create mode 100644 src/connection.ts create mode 100644 src/index.ts create mode 100644 src/options.ts create mode 100644 src/sdp.ts create mode 100644 src/socket.ts create mode 100644 src/stream.ts create mode 100644 src/transport.ts create mode 100644 test/node.ts create mode 100644 tsconfig.json diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..b74316f --- /dev/null +++ b/.gitignore @@ -0,0 +1,42 @@ +lib-cov +*.seed +*.log +*.csv +*.dat +*.out +*.pid +*.gz +*.swp + +pids +logs +results +tmp + +# Build +public/css/main.css + +# Coverage reports +coverage + +# API keys and secrets +.env + +# Dependency directory +node_modules +bower_components + +# Editors +.idea +*.iml + +# OS metadata +.DS_Store +Thumbs.db + +# Ignore built ts files +dist/**/* + +# ignore yarn.lock +yarn.lock +package-lock.json \ No newline at end of file diff --git a/.vscode/launch.json b/.vscode/launch.json new file mode 100644 index 0000000..7a9dfa0 --- /dev/null +++ b/.vscode/launch.json @@ -0,0 +1,15 @@ +{ + // Use IntelliSense to learn about possible attributes. + // Hover to view descriptions of existing attributes. + // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387 + "version": "0.2.0", + "configurations": [ + { + "type": "pwa-chrome", + "request": "launch", + "name": "Launch Chrome against localhost", + "url": "http://localhost:8080", + "webRoot": "${workspaceFolder}" + } + ] +} \ No newline at end of file diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..20ce483 --- /dev/null +++ b/LICENSE @@ -0,0 +1,4 @@ +This project is dual licensed under MIT and Apache-2.0. + +MIT: https://www.opensource.org/licenses/mit +Apache-2.0: https://www.apache.org/licenses/license-2.0 diff --git a/LICENSE-APACHE b/LICENSE-APACHE new file mode 100644 index 0000000..14478a3 --- /dev/null +++ b/LICENSE-APACHE @@ -0,0 +1,5 @@ +Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at + +http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. diff --git a/LICENSE-MIT b/LICENSE-MIT new file mode 100644 index 0000000..72dc60d --- /dev/null +++ b/LICENSE-MIT @@ -0,0 +1,19 @@ +The MIT License (MIT) + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. diff --git a/README.md b/README.md new file mode 100644 index 0000000..3450546 --- /dev/null +++ b/README.md @@ -0,0 +1,11 @@ +# @libp2p/webrtc + +## Install + +## Usage + +## API + +## Contribute + +## License diff --git a/package.json b/package.json new file mode 100644 index 0000000..782edf4 --- /dev/null +++ b/package.json @@ -0,0 +1,27 @@ +{ + "name": "js-libp2p-webrtc", + "version": "1.0.0", + "description": "Dial peer using webrtc", + "main": "index.js", + "author": "", + "license": "Apache-2.0 or MIT", + "type": "module", + "scripts": { + "build": "aegir build", + "test": "aegir test" + }, + "devDependencies": { + "@types/uuid": "^8.3.4", + "aegir": "^37.4.6" + }, + "dependencies": { + "@libp2p/components": "^2.0.1", + "@libp2p/interface-transport": "^1.0.2", + "@libp2p/interfaces": "^3.0.3", + "@libp2p/logger": "^2.0.0", + "abortable-iterator": "^4.0.2", + "socket.io-client": "^4.1.2", + "typescript": "^4.7.4", + "uuid": "^8.3.2" + } +} diff --git a/src/connection.ts b/src/connection.ts new file mode 100644 index 0000000..5da11a2 --- /dev/null +++ b/src/connection.ts @@ -0,0 +1,66 @@ +import { Connection } from '@libp2p/interface-connection' +import {ConnectionStat}from '@libp2p/interface-connection' +import { Stream, Direction } from '@libp2p/interface-connection' +import { PeerId } from '@libp2p/interface-peer-id'; +import { AbortOptions }from '@libp2p/interfaces'; +import { logger } from '@libp2p/logger' +import { Multiaddr } from '@multiformats/multiaddr'; +import {v4 as genUuid} from 'uuid'; + +const log = logger('libp2p:webrtc:connection') + +type ConnectionInit = { + id: string + localPeer: PeerId + localAddr?: Multiaddr + remotePeer: PeerId + remoteAddr: Multiaddr + direction: Direction + tags?: string[] + stat: ConnectionStat + pc: RTCPeerConnection + credential_string: string +} + +export class WebRTCConnection implements Connection { + id: string; + stat: ConnectionStat; + remoteAddr: Multiaddr; + remotePeer: PeerId; + tags: string[] = []; + streams: Stream[] = []; + direction: Direction; + + + constructor(init: ConnectionInit) { + this.streams = [] + this.remotePeer = init.remotePeer + this.remoteAddr = init.remoteAddr + this.stat = init.stat + this.id = init.id + this.direction = init.direction + this.peerConnection = init.pc; + this.ufrag = init.credential_string; + } + + async newStream(multicodecs: string | string[], options?: AbortOptions): Promise { + log('TODO',this.ufrag); + this.peerConnection.createDataChannel(genUuid()); + throw new Error("not implemented") + } + + addStream(stream: Stream): void { + throw new Error("not implemented") + } + removeStream(id: string): void { + throw new Error("not implemented") + } + async close(): Promise { + throw new Error("not implemented") + } + + private peerConnection: RTCPeerConnection; + private ufrag: string; + +} + diff --git a/src/index.ts b/src/index.ts new file mode 100644 index 0000000..cee2fc1 --- /dev/null +++ b/src/index.ts @@ -0,0 +1,2 @@ + +export {} \ No newline at end of file diff --git a/src/options.ts b/src/options.ts new file mode 100644 index 0000000..ad042b0 --- /dev/null +++ b/src/options.ts @@ -0,0 +1,11 @@ +import {CreateListenerOptions} from '@libp2p/interface-transport' +import { DialOptions } from '@libp2p/interface-transport'; + + +export interface WebRTCListenerOptions extends CreateListenerOptions { //, WebRTCInitiatorInit { +// channelOptions?: WebRTCReceiverInit +} + + +export interface WebRTCDialOptions extends DialOptions { +} diff --git a/src/sdp.ts b/src/sdp.ts new file mode 100644 index 0000000..dd0d33b --- /dev/null +++ b/src/sdp.ts @@ -0,0 +1,65 @@ +import { logger } from '@libp2p/logger' +import { Multiaddr } from '@multiformats/multiaddr' + +const log = logger('libp2p:webrtc:sdp') + +const P_XWEBRTC: number = 0x115; +const SDP_FORMAT: string = ` +v=0 +o=- 0 0 IN %s %s +s=- +c=IN %s %s +t=0 0 +m=application %d UDP/DTLS/SCTP webrtc-datachannel +a=mid:0 +a=ice-options:ice2 +a=ice-ufrag:%s +a=ice-pwd:%s +a=fingerprint:%s +a=setup:actpass +a=sctp-port:5000 +a=max-message-size:100000 +`; + +function ipv(ma: Multiaddr): string { + for ( let proto of ma.protoNames() ) { + if ( proto.startsWith('ip') ) { + return proto.toUpperCase(); + } + } + log("Warning: multiaddr does not appear to contain IP4 or IP6.",ma); + return "IP6"; +} +function ip(ma: Multiaddr): string { + return ma.toOptions().host; +} +function port(ma: Multiaddr): number { + return ma.toOptions().port; +} +function certhash(ma: Multiaddr): string { + let webrtc_value = ma.stringTuples().filter(tup => tup[0] == P_XWEBRTC).map(tup => tup[1])[0]; + if (webrtc_value) { + return webrtc_value.split('/')[1]; + } else { + throw new Error("Couldn't find a webrtc component of multiaddr:"+ma.toString()); + } +} + +function ma2sdp(ma: Multiaddr, ufrag: string): string { + return SDP_FORMAT.replace('/%s/', ipv(ma)) + .replace('/%s/', ip(ma)) + .replace('/%s/', ipv(ma)) + .replace('/%s/', ip(ma)) + .replace('/%s/', port(ma).toString()) + .replace('/%s/', ufrag) + .replace('/%s/', ufrag) + .replace('/%s/', certhash(ma)) + ; +} + +export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescriptionInit { + return { + type: "offer", + sdp: ma2sdp(ma,ufrag) + }; +} diff --git a/src/socket.ts b/src/socket.ts new file mode 100644 index 0000000..a3317fd --- /dev/null +++ b/src/socket.ts @@ -0,0 +1,54 @@ +import type { Socket } from 'socket.io-client' + +export interface OfferSignal { + type: 'offer' + sdp: string +} + +export interface AnswerSignal { + type: 'answer' + sdp: string +} + +export interface CandidateSignal { + type: 'candidate' + candidate: { + candidate: string + sdpMLineIndex?: number + sdpMid?: string + } +} + +export interface RenegotiateSignal { + type: 'renegotiate' +} + +export interface GoodbyeSignal { + type: 'goodbye' +} + +export type Signal = OfferSignal | AnswerSignal | CandidateSignal | RenegotiateSignal | GoodbyeSignal + +export interface HandshakeSignal { + srcMultiaddr: string + dstMultiaddr: string + intentId: string + signal: Signal + answer?: boolean + err?: string +} + +interface SocketEvents { + 'ss-handshake': (offer: HandshakeSignal) => void + 'ss-join': (maStr: string) => void + 'ss-leave': (maStr: string) => void + 'ws-peer': (maStr: string) => void + 'ws-handshake': (offer: HandshakeSignal) => void + 'error': (err: Error) => void + 'listening': () => void + 'close': () => void +} + +export interface WebRTCSocket extends Socket { + +} diff --git a/src/stream.ts b/src/stream.ts new file mode 100644 index 0000000..f680a43 --- /dev/null +++ b/src/stream.ts @@ -0,0 +1,70 @@ +import { Stream } from '@libp2p/interface-connection'; +import {StreamStat}from '@libp2p/interface-connection'; +import { logger } from '@libp2p/logger'; +import { Source } from 'it-stream-types'; +import { Sink } from 'it-stream-types'; + +const log = logger('libp2p:webrtc:connection') + + +export class WebRTCStream implements Stream { + + constructor() { + this.id = "TODO"; + this.stat = { + direction: 'outbound', + timeline: { + open: 0, + close: 0 + } + }; + this.metadata = {}; + log('TODO',this.channel?.id); + } + + /** + * Close a stream for reading and writing + */ + close() : void {} + + /** + * Close a stream for reading only + */ + closeRead() : void {} + + /** + * Close a stream for writing only + */ + closeWrite() : void {} + + /** + * Call when a local error occurs, should close the stream for reading and writing + */ + abort(err: Error): void {} + + /** + * Call when a remote error occurs, should close the stream for reading and writing + */ + reset() : void {} + + /** + * Unique identifier for a stream + */ + id: string; + + /** + * Stats about this stream + */ + stat: StreamStat; + + /** + * User defined stream metadata + */ + metadata: Record; + + source: Source = process.stdin;//TODO + sink: Sink> = (x) => new Promise((res,rej) => {});//TODO + + private channel?: RTCDataChannel; + +} diff --git a/src/transport.ts b/src/transport.ts new file mode 100644 index 0000000..60d7fda --- /dev/null +++ b/src/transport.ts @@ -0,0 +1,46 @@ +import { WebRTCDialOptions } from './options'; +//import { fromMultiAddr } from './sdp' +import { Connection } from '@libp2p/interface-connection'; +import {CreateListenerOptions}from '@libp2p/interface-transport' +import {Listener, Transport } from '@libp2p/interface-transport' +import {DialOptions, symbol } from '@libp2p/interface-transport' +import { logger } from '@libp2p/logger' +import { Multiaddr } from '@multiformats/multiaddr'; +import { v4 as genUuid } from 'uuid'; + +const log = logger('libp2p:webrtc:transport') + +export class WebRTCTransport implements Transport { + + async dial(ma: Multiaddr, options: DialOptions): Promise { + const rawConn = this._connect(ma, options); + log('new outbound connection %s', rawConn, genUuid()); + throw new Error("not implemented"); + } + + createListener(options: CreateListenerOptions): Listener { + throw new Error("TODO - replace with an exception more appropriate to the fact that this will not be implemented."); + } + + filter(multiaddrs: Multiaddr[]): Multiaddr[] { + return [] + }; + + get [Symbol.toStringTag](): string { + return '@libp2p/webrtc' + } + + get [symbol](): true { + return true + } + + todo_cb() { + } + + _connect (ma: Multiaddr, options: WebRTCDialOptions) { + //let peerConnection = new RTCPeerConnection(); + //let handshakeChannel = peerConnection.createDataChannel("data", {negotiated: true, id: 1} ); + throw new Error("not implemented") + } + +} diff --git a/test/node.ts b/test/node.ts new file mode 100644 index 0000000..5c78a05 --- /dev/null +++ b/test/node.ts @@ -0,0 +1,6 @@ +/* eslint-env mocha */ + +export {} + +describe('noop', () => { +}) diff --git a/tsconfig.json b/tsconfig.json new file mode 100644 index 0000000..9fff416 --- /dev/null +++ b/tsconfig.json @@ -0,0 +1,13 @@ +{ + "extends": "aegir/src/config/tsconfig.aegir.json", + "compilerOptions": { + "outDir": "dist", + "emitDeclarationOnly": false, + "module": "ES2020", + "importsNotUsedAsValues": "preserve" + }, + "include": [ + "src", + "test" + ] +} From 73b8365181c6d6ef452a61a93e6e4719d5a6c913 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Tue, 2 Aug 2022 20:25:17 -0400 Subject: [PATCH 002/107] Some changes from David's comments. --- .gitignore | 5 +++- .prettierrc | 23 +++++++++++++++++ .vscode/launch.json | 15 ----------- package.json | 5 ++-- src/connection.ts | 5 ++-- src/socket.ts | 54 --------------------------------------- src/transport.ts | 9 +++---- test/{node.ts => node.js} | 0 8 files changed, 36 insertions(+), 80 deletions(-) create mode 100644 .prettierrc delete mode 100644 .vscode/launch.json delete mode 100644 src/socket.ts rename test/{node.ts => node.js} (100%) diff --git a/.gitignore b/.gitignore index b74316f..d15b512 100644 --- a/.gitignore +++ b/.gitignore @@ -29,6 +29,7 @@ bower_components # Editors .idea *.iml +.vscode/launch.json # OS metadata .DS_Store @@ -39,4 +40,6 @@ dist/**/* # ignore yarn.lock yarn.lock -package-lock.json \ No newline at end of file +package-lock.json + + diff --git a/.prettierrc b/.prettierrc new file mode 100644 index 0000000..7d54595 --- /dev/null +++ b/.prettierrc @@ -0,0 +1,23 @@ +{ + "printWidth":180, + "tabWidth":2, + "useTabs":false, + "semi":true, + "singleQuote":true, + "trailingComma":"es5", + "bracketSpacing":true, + "jsxBracketSameLine":false, + "arrowParens":"always", + "requirePragma":false, + "insertPragma":false, + "proseWrap":"preserve", + "parser":"babel", + "overrides": [ + { + "files": "*.js", + "options": { + "parser": "babel" + } + } + ] +} diff --git a/.vscode/launch.json b/.vscode/launch.json deleted file mode 100644 index 7a9dfa0..0000000 --- a/.vscode/launch.json +++ /dev/null @@ -1,15 +0,0 @@ -{ - // Use IntelliSense to learn about possible attributes. - // Hover to view descriptions of existing attributes. - // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387 - "version": "0.2.0", - "configurations": [ - { - "type": "pwa-chrome", - "request": "launch", - "name": "Launch Chrome against localhost", - "url": "http://localhost:8080", - "webRoot": "${workspaceFolder}" - } - ] -} \ No newline at end of file diff --git a/package.json b/package.json index 782edf4..d5e1334 100644 --- a/package.json +++ b/package.json @@ -12,7 +12,9 @@ }, "devDependencies": { "@types/uuid": "^8.3.4", - "aegir": "^37.4.6" + "aegir": "^37.4.6", + "prettier": "^2.7.1", + "typescript": "^4.7.4" }, "dependencies": { "@libp2p/components": "^2.0.1", @@ -21,7 +23,6 @@ "@libp2p/logger": "^2.0.0", "abortable-iterator": "^4.0.2", "socket.io-client": "^4.1.2", - "typescript": "^4.7.4", "uuid": "^8.3.2" } } diff --git a/src/connection.ts b/src/connection.ts index 5da11a2..d130a9a 100644 --- a/src/connection.ts +++ b/src/connection.ts @@ -31,6 +31,8 @@ export class WebRTCConnection implements Connection { streams: Stream[] = []; direction: Direction; + private peerConnection: RTCPeerConnection; + private ufrag: string; constructor(init: ConnectionInit) { this.streams = [] @@ -59,8 +61,5 @@ export class WebRTCConnection implements Connection { throw new Error("not implemented") } - private peerConnection: RTCPeerConnection; - private ufrag: string; - } diff --git a/src/socket.ts b/src/socket.ts deleted file mode 100644 index a3317fd..0000000 --- a/src/socket.ts +++ /dev/null @@ -1,54 +0,0 @@ -import type { Socket } from 'socket.io-client' - -export interface OfferSignal { - type: 'offer' - sdp: string -} - -export interface AnswerSignal { - type: 'answer' - sdp: string -} - -export interface CandidateSignal { - type: 'candidate' - candidate: { - candidate: string - sdpMLineIndex?: number - sdpMid?: string - } -} - -export interface RenegotiateSignal { - type: 'renegotiate' -} - -export interface GoodbyeSignal { - type: 'goodbye' -} - -export type Signal = OfferSignal | AnswerSignal | CandidateSignal | RenegotiateSignal | GoodbyeSignal - -export interface HandshakeSignal { - srcMultiaddr: string - dstMultiaddr: string - intentId: string - signal: Signal - answer?: boolean - err?: string -} - -interface SocketEvents { - 'ss-handshake': (offer: HandshakeSignal) => void - 'ss-join': (maStr: string) => void - 'ss-leave': (maStr: string) => void - 'ws-peer': (maStr: string) => void - 'ws-handshake': (offer: HandshakeSignal) => void - 'error': (err: Error) => void - 'listening': () => void - 'close': () => void -} - -export interface WebRTCSocket extends Socket { - -} diff --git a/src/transport.ts b/src/transport.ts index 60d7fda..0660ecc 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -1,7 +1,6 @@ import { WebRTCDialOptions } from './options'; -//import { fromMultiAddr } from './sdp' import { Connection } from '@libp2p/interface-connection'; -import {CreateListenerOptions}from '@libp2p/interface-transport' +import { CreateListenerOptions}from '@libp2p/interface-transport' import {Listener, Transport } from '@libp2p/interface-transport' import {DialOptions, symbol } from '@libp2p/interface-transport' import { logger } from '@libp2p/logger' @@ -23,15 +22,15 @@ export class WebRTCTransport implements Transport { } filter(multiaddrs: Multiaddr[]): Multiaddr[] { - return [] + return []; }; get [Symbol.toStringTag](): string { - return '@libp2p/webrtc' + return '@libp2p/webrtc'; } get [symbol](): true { - return true + return true; } todo_cb() { diff --git a/test/node.ts b/test/node.js similarity index 100% rename from test/node.ts rename to test/node.js From 5b5b4a0995072d6a75c79efa6902a4888558cf10 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Wed, 3 Aug 2022 10:24:44 -0400 Subject: [PATCH 003/107] some formatting --- .eslintrc.js | 51 +++++++++++++++++++++++++++++++ package.json | 1 + src/stream.ts | 11 ++++--- src/transport.ts | 79 +++++++++++++++++++++++------------------------- 4 files changed, 97 insertions(+), 45 deletions(-) create mode 100644 .eslintrc.js diff --git a/.eslintrc.js b/.eslintrc.js new file mode 100644 index 0000000..1d38b75 --- /dev/null +++ b/.eslintrc.js @@ -0,0 +1,51 @@ +module.exports = { + parser: '@typescript-eslint/parser', + plugins: [ + '@typescript-eslint', + 'eslint-plugin-prettier', + 'autofix', + 'import', + 'compat', + 'prettier', + 'unused-imports', + 'react-perf', + ], + rules: { + '@typescript-eslint/explicit-module-boundary-types': 'off', + '@typescript-eslint/no-var-requires': 0, + '@typescript-eslint/ban-ts-comment': 0, + '@typescript-eslint/no-empty-interface': 0, + '@typescript-eslint/ban-types': 0, + '@typescript-eslint/no-explicit-any': 0, + '@typescript-eslint/no-non-null-assertion': 0, + 'prettier/prettier': 'error', + 'import/order': 'error', + 'function-paren-newline': ['error', 'consistent'], + 'array-callback-return': 0, + '@typescript-eslint/no-unused-vars': 1, + 'function-paren-newline': 0, + 'unused-imports/no-unused-imports-ts': 2, + camelcase: 0, + 'react-hooks/exhaustive-deps': 1, + 'no-use-before-define': 'off', + '@typescript-eslint/no-use-before-define': ['error'], + }, + extends: [ + 'react-app', + 'eslint:recommended', + 'plugin:@typescript-eslint/recommended', + 'prettier', + 'plugin:import/errors', + 'plugin:import/warnings', + 'plugin:import/typescript', + 'plugin:markdown/recommended', + ], + overrides: [ + { + files: ['**/workers/*.ts'], + rules: { + 'no-restricted-globals': 'off', + }, + }, + ], +}; diff --git a/package.json b/package.json index d5e1334..a44c542 100644 --- a/package.json +++ b/package.json @@ -12,6 +12,7 @@ }, "devDependencies": { "@types/uuid": "^8.3.4", + "@typescript-eslint/parser": "^5.32.0", "aegir": "^37.4.6", "prettier": "^2.7.1", "typescript": "^4.7.4" diff --git a/src/stream.ts b/src/stream.ts index f680a43..b199834 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -18,8 +18,11 @@ export class WebRTCStream implements Stream { close: 0 } }; - this.metadata = {}; - log('TODO',this.channel?.id); + this.metadata = {} + this.sink = (x) => new Promise((res,rej) => {});//TODO + if(this.dataChannel) { + log('TODO',this.dataChannel.id); + } } /** @@ -63,8 +66,8 @@ export class WebRTCStream implements Stream { metadata: Record; source: Source = process.stdin;//TODO - sink: Sink> = (x) => new Promise((res,rej) => {});//TODO + sink: Sink>; - private channel?: RTCDataChannel; + private dataChannel?: RTCDataChannel; } diff --git a/src/transport.ts b/src/transport.ts index 0660ecc..48ffbf2 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -1,45 +1,42 @@ -import { WebRTCDialOptions } from './options'; -import { Connection } from '@libp2p/interface-connection'; -import { CreateListenerOptions}from '@libp2p/interface-transport' -import {Listener, Transport } from '@libp2p/interface-transport' -import {DialOptions, symbol } from '@libp2p/interface-transport' -import { logger } from '@libp2p/logger' -import { Multiaddr } from '@multiformats/multiaddr'; -import { v4 as genUuid } from 'uuid'; +import { WebRTCDialOptions } from './options'; +import { Connection } from '@libp2p/interface-connection'; +import { CreateListenerOptions } from '@libp2p/interface-transport'; +import { Listener, Transport } from '@libp2p/interface-transport'; +import { DialOptions, symbol } from '@libp2p/interface-transport'; +import { logger } from '@libp2p/logger'; +import { Multiaddr } from '@multiformats/multiaddr'; +import { v4 as genUuid } from 'uuid'; -const log = logger('libp2p:webrtc:transport') +const log = logger('libp2p:webrtc:transport'); export class WebRTCTransport implements Transport { - - async dial(ma: Multiaddr, options: DialOptions): Promise { - const rawConn = this._connect(ma, options); - log('new outbound connection %s', rawConn, genUuid()); - throw new Error("not implemented"); - } - - createListener(options: CreateListenerOptions): Listener { - throw new Error("TODO - replace with an exception more appropriate to the fact that this will not be implemented."); - } - - filter(multiaddrs: Multiaddr[]): Multiaddr[] { - return []; - }; - - get [Symbol.toStringTag](): string { - return '@libp2p/webrtc'; - } - - get [symbol](): true { - return true; - } - - todo_cb() { - } - - _connect (ma: Multiaddr, options: WebRTCDialOptions) { - //let peerConnection = new RTCPeerConnection(); - //let handshakeChannel = peerConnection.createDataChannel("data", {negotiated: true, id: 1} ); - throw new Error("not implemented") - } - + async dial(ma: Multiaddr, options: DialOptions): Promise { + const rawConn = this._connect(ma, options); + log('new outbound connection %s', rawConn, genUuid()); + throw new Error('not implemented'); + } + + createListener(options: CreateListenerOptions): Listener { + throw new Error('TODO - replace with an exception more appropriate to the fact that this will not be implemented.'); + } + + filter(multiaddrs: Multiaddr[]): Multiaddr[] { + return []; + } + + get [Symbol.toStringTag](): string { + return '@libp2p/webrtc'; + } + + get [symbol](): true { + return true; + } + + todo_cb() {} + + _connect(ma: Multiaddr, options: WebRTCDialOptions) { + //let peerConnection = new RTCPeerConnection(); + //let handshakeChannel = peerConnection.createDataChannel("data", {negotiated: true, id: 1} ); + throw new Error('not implemented'); + } } From 7e90dbccc77497c77a8dbcc1fb3ad188dc6319ad Mon Sep 17 00:00:00 2001 From: John Turpish Date: Wed, 3 Aug 2022 10:35:49 -0400 Subject: [PATCH 004/107] Fixing .prettierrc. Thanks Paul. --- .prettierrc | 11 +---- package.json | 3 +- src/connection.ts | 116 +++++++++++++++++++++++----------------------- src/index.ts | 3 +- src/options.ts | 12 ++--- src/sdp.ts | 62 +++++++++++++------------ src/stream.ts | 55 +++++++++++----------- 7 files changed, 124 insertions(+), 138 deletions(-) diff --git a/.prettierrc b/.prettierrc index 7d54595..45dab6f 100644 --- a/.prettierrc +++ b/.prettierrc @@ -10,14 +10,5 @@ "arrowParens":"always", "requirePragma":false, "insertPragma":false, - "proseWrap":"preserve", - "parser":"babel", - "overrides": [ - { - "files": "*.js", - "options": { - "parser": "babel" - } - } - ] + "proseWrap":"preserve" } diff --git a/package.json b/package.json index a44c542..4f96f04 100644 --- a/package.json +++ b/package.json @@ -8,7 +8,8 @@ "type": "module", "scripts": { "build": "aegir build", - "test": "aegir test" + "test": "aegir test", + "format": "prettier --write src/*.ts" }, "devDependencies": { "@types/uuid": "^8.3.4", diff --git a/src/connection.ts b/src/connection.ts index d130a9a..939865f 100644 --- a/src/connection.ts +++ b/src/connection.ts @@ -1,65 +1,63 @@ -import { Connection } from '@libp2p/interface-connection' -import {ConnectionStat}from '@libp2p/interface-connection' -import { Stream, Direction } from '@libp2p/interface-connection' -import { PeerId } from '@libp2p/interface-peer-id'; -import { AbortOptions }from '@libp2p/interfaces'; -import { logger } from '@libp2p/logger' -import { Multiaddr } from '@multiformats/multiaddr'; -import {v4 as genUuid} from 'uuid'; +import { Connection } from '@libp2p/interface-connection'; +import { ConnectionStat } from '@libp2p/interface-connection'; +import { Stream, Direction } from '@libp2p/interface-connection'; +import { PeerId } from '@libp2p/interface-peer-id'; +import { AbortOptions } from '@libp2p/interfaces'; +import { logger } from '@libp2p/logger'; +import { Multiaddr } from '@multiformats/multiaddr'; +import { v4 as genUuid } from 'uuid'; -const log = logger('libp2p:webrtc:connection') +const log = logger('libp2p:webrtc:connection'); type ConnectionInit = { - id: string - localPeer: PeerId - localAddr?: Multiaddr - remotePeer: PeerId - remoteAddr: Multiaddr - direction: Direction - tags?: string[] - stat: ConnectionStat - pc: RTCPeerConnection - credential_string: string -} + id: string; + localPeer: PeerId; + localAddr?: Multiaddr; + remotePeer: PeerId; + remoteAddr: Multiaddr; + direction: Direction; + tags?: string[]; + stat: ConnectionStat; + pc: RTCPeerConnection; + credential_string: string; +}; export class WebRTCConnection implements Connection { - id: string; - stat: ConnectionStat; - remoteAddr: Multiaddr; - remotePeer: PeerId; - tags: string[] = []; - streams: Stream[] = []; - direction: Direction; - - private peerConnection: RTCPeerConnection; - private ufrag: string; - - constructor(init: ConnectionInit) { - this.streams = [] - this.remotePeer = init.remotePeer - this.remoteAddr = init.remoteAddr - this.stat = init.stat - this.id = init.id - this.direction = init.direction - this.peerConnection = init.pc; - this.ufrag = init.credential_string; - } - - async newStream(multicodecs: string | string[], options?: AbortOptions): Promise { - log('TODO',this.ufrag); - this.peerConnection.createDataChannel(genUuid()); - throw new Error("not implemented") - } - - addStream(stream: Stream): void { - throw new Error("not implemented") - } - removeStream(id: string): void { - throw new Error("not implemented") - } - async close(): Promise { - throw new Error("not implemented") - } - + id: string; + stat: ConnectionStat; + remoteAddr: Multiaddr; + remotePeer: PeerId; + tags: string[] = []; + streams: Stream[] = []; + direction: Direction; + + private peerConnection: RTCPeerConnection; + private ufrag: string; + + constructor(init: ConnectionInit) { + this.streams = []; + this.remotePeer = init.remotePeer; + this.remoteAddr = init.remoteAddr; + this.stat = init.stat; + this.id = init.id; + this.direction = init.direction; + this.peerConnection = init.pc; + this.ufrag = init.credential_string; + } + + async newStream(multicodecs: string | string[], options?: AbortOptions): Promise { + log('TODO', this.ufrag); + this.peerConnection.createDataChannel(genUuid()); + throw new Error('not implemented'); + } + + addStream(stream: Stream): void { + throw new Error('not implemented'); + } + removeStream(id: string): void { + throw new Error('not implemented'); + } + async close(): Promise { + throw new Error('not implemented'); + } } - diff --git a/src/index.ts b/src/index.ts index cee2fc1..cb0ff5c 100644 --- a/src/index.ts +++ b/src/index.ts @@ -1,2 +1 @@ - -export {} \ No newline at end of file +export {}; diff --git a/src/options.ts b/src/options.ts index ad042b0..7613aea 100644 --- a/src/options.ts +++ b/src/options.ts @@ -1,11 +1,9 @@ -import {CreateListenerOptions} from '@libp2p/interface-transport' +import { CreateListenerOptions } from '@libp2p/interface-transport'; import { DialOptions } from '@libp2p/interface-transport'; - -export interface WebRTCListenerOptions extends CreateListenerOptions { //, WebRTCInitiatorInit { -// channelOptions?: WebRTCReceiverInit +export interface WebRTCListenerOptions extends CreateListenerOptions { + //, WebRTCInitiatorInit { + // channelOptions?: WebRTCReceiverInit } - -export interface WebRTCDialOptions extends DialOptions { -} +export interface WebRTCDialOptions extends DialOptions {} diff --git a/src/sdp.ts b/src/sdp.ts index dd0d33b..570a993 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -1,7 +1,7 @@ -import { logger } from '@libp2p/logger' -import { Multiaddr } from '@multiformats/multiaddr' +import { logger } from '@libp2p/logger'; +import { Multiaddr } from '@multiformats/multiaddr'; -const log = logger('libp2p:webrtc:sdp') +const log = logger('libp2p:webrtc:sdp'); const P_XWEBRTC: number = 0x115; const SDP_FORMAT: string = ` @@ -22,44 +22,46 @@ a=max-message-size:100000 `; function ipv(ma: Multiaddr): string { - for ( let proto of ma.protoNames() ) { - if ( proto.startsWith('ip') ) { - return proto.toUpperCase(); - } + for (let proto of ma.protoNames()) { + if (proto.startsWith('ip')) { + return proto.toUpperCase(); } - log("Warning: multiaddr does not appear to contain IP4 or IP6.",ma); - return "IP6"; + } + log('Warning: multiaddr does not appear to contain IP4 or IP6.', ma); + return 'IP6'; } function ip(ma: Multiaddr): string { - return ma.toOptions().host; + return ma.toOptions().host; } function port(ma: Multiaddr): number { - return ma.toOptions().port; + return ma.toOptions().port; } function certhash(ma: Multiaddr): string { - let webrtc_value = ma.stringTuples().filter(tup => tup[0] == P_XWEBRTC).map(tup => tup[1])[0]; - if (webrtc_value) { - return webrtc_value.split('/')[1]; - } else { - throw new Error("Couldn't find a webrtc component of multiaddr:"+ma.toString()); - } + let webrtc_value = ma + .stringTuples() + .filter((tup) => tup[0] == P_XWEBRTC) + .map((tup) => tup[1])[0]; + if (webrtc_value) { + return webrtc_value.split('/')[1]; + } else { + throw new Error("Couldn't find a webrtc component of multiaddr:" + ma.toString()); + } } function ma2sdp(ma: Multiaddr, ufrag: string): string { - return SDP_FORMAT.replace('/%s/', ipv(ma)) - .replace('/%s/', ip(ma)) - .replace('/%s/', ipv(ma)) - .replace('/%s/', ip(ma)) - .replace('/%s/', port(ma).toString()) - .replace('/%s/', ufrag) - .replace('/%s/', ufrag) - .replace('/%s/', certhash(ma)) - ; + return SDP_FORMAT.replace('/%s/', ipv(ma)) + .replace('/%s/', ip(ma)) + .replace('/%s/', ipv(ma)) + .replace('/%s/', ip(ma)) + .replace('/%s/', port(ma).toString()) + .replace('/%s/', ufrag) + .replace('/%s/', ufrag) + .replace('/%s/', certhash(ma)); } export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescriptionInit { - return { - type: "offer", - sdp: ma2sdp(ma,ufrag) - }; + return { + type: 'offer', + sdp: ma2sdp(ma, ufrag), + }; } diff --git a/src/stream.ts b/src/stream.ts index b199834..90bbb4d 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -1,44 +1,42 @@ -import { Stream } from '@libp2p/interface-connection'; -import {StreamStat}from '@libp2p/interface-connection'; -import { logger } from '@libp2p/logger'; -import { Source } from 'it-stream-types'; -import { Sink } from 'it-stream-types'; - -const log = logger('libp2p:webrtc:connection') +import { Stream } from '@libp2p/interface-connection'; +import { StreamStat } from '@libp2p/interface-connection'; +import { logger } from '@libp2p/logger'; +import { Source } from 'it-stream-types'; +import { Sink } from 'it-stream-types'; +const log = logger('libp2p:webrtc:connection'); export class WebRTCStream implements Stream { - - constructor() { - this.id = "TODO"; - this.stat = { - direction: 'outbound', - timeline: { - open: 0, - close: 0 - } - }; - this.metadata = {} - this.sink = (x) => new Promise((res,rej) => {});//TODO - if(this.dataChannel) { - log('TODO',this.dataChannel.id); - } + constructor() { + this.id = 'TODO'; + this.stat = { + direction: 'outbound', + timeline: { + open: 0, + close: 0, + }, + }; + this.metadata = {}; + this.sink = (x) => new Promise((res, rej) => {}); //TODO + if (this.dataChannel) { + log('TODO', this.dataChannel.id); } + } - /** + /** * Close a stream for reading and writing */ - close() : void {} + close(): void {} /** * Close a stream for reading only */ - closeRead() : void {} + closeRead(): void {} /** * Close a stream for writing only */ - closeWrite() : void {} + closeWrite(): void {} /** * Call when a local error occurs, should close the stream for reading and writing @@ -48,7 +46,7 @@ export class WebRTCStream implements Stream { /** * Call when a remote error occurs, should close the stream for reading and writing */ - reset() : void {} + reset(): void {} /** * Unique identifier for a stream @@ -65,9 +63,8 @@ export class WebRTCStream implements Stream { */ metadata: Record; - source: Source = process.stdin;//TODO + source: Source = process.stdin; //TODO sink: Sink>; private dataChannel?: RTCDataChannel; - } From 6be636439bc592f39abeb7735ffe350052d7330d Mon Sep 17 00:00:00 2001 From: John Turpish Date: Wed, 3 Aug 2022 10:56:30 -0400 Subject: [PATCH 005/107] Pulling in Chinmay's comments from his branch. --- src/connection.ts | 9 +++++++++ src/sdp.ts | 10 ++++++++-- src/transport.ts | 41 ++++++++++++++++++++++++++++++++++++++++- 3 files changed, 57 insertions(+), 3 deletions(-) diff --git a/src/connection.ts b/src/connection.ts index 939865f..00a5cc2 100644 --- a/src/connection.ts +++ b/src/connection.ts @@ -43,9 +43,18 @@ export class WebRTCConnection implements Connection { this.direction = init.direction; this.peerConnection = init.pc; this.ufrag = init.credential_string; + // for muxing incoming stream + // this._peerConnection.ondatachannel = ({ channel }) => { + // let stream = DataChannelStream(channel) + // this.addStream(stream) + // } } async newStream(multicodecs: string | string[], options?: AbortOptions): Promise { + // let label = uuid.v4() + // let dc = this._peerConnection.createDataChannel(label, {}) + // await datachannel opening + // return DataChannelStream(dc) log('TODO', this.ufrag); this.peerConnection.createDataChannel(genUuid()); throw new Error('not implemented'); diff --git a/src/sdp.ts b/src/sdp.ts index 570a993..31920ab 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -4,7 +4,7 @@ import { Multiaddr } from '@multiformats/multiaddr'; const log = logger('libp2p:webrtc:sdp'); const P_XWEBRTC: number = 0x115; -const SDP_FORMAT: string = ` +const ANSWER_SDP_FORMAT: string = ` v=0 o=- 0 0 IN %s %s s=- @@ -49,7 +49,7 @@ function certhash(ma: Multiaddr): string { } function ma2sdp(ma: Multiaddr, ufrag: string): string { - return SDP_FORMAT.replace('/%s/', ipv(ma)) + return ANSWER_SDP_FORMAT.replace('/%s/', ipv(ma)) .replace('/%s/', ip(ma)) .replace('/%s/', ipv(ma)) .replace('/%s/', ip(ma)) @@ -65,3 +65,9 @@ export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescripti sdp: ma2sdp(ma, ufrag), }; } + +export function munge(desc: RTCSessionDescription, ufrag: string) { + //TODO + desc.sdp.replaceAll(/^a=ice-ufrag=(.*)/, 'a=ice-ufrag=' + ufrag); + desc.sdp.replaceAll(/^a=ice-pwd=(.*)/, 'a=ice-pwd=' + ufrag); +} diff --git a/src/transport.ts b/src/transport.ts index 48ffbf2..8549e5d 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -36,7 +36,46 @@ export class WebRTCTransport implements Transport { _connect(ma: Multiaddr, options: WebRTCDialOptions) { //let peerConnection = new RTCPeerConnection(); - //let handshakeChannel = peerConnection.createDataChannel("data", {negotiated: true, id: 1} ); + // create data channel + // let handshakeChannel = peerConnection.createDataChannel("data", { negotiated: true, id: 1 }) + // let handshakeChannel = peerConnection.createDataChannel("data", { id: 1 }) + // + // + // create offer sdp + // console.log(offerSdp) + // + // + // generate random string for ufrag + // + // + // + // munge sdp with ufrag = pwd + // + // + // + // set local description + // + // + // + // construct answer sdp from multiaddr + // + // + // + // set remote description + // + // + // + // wait for peerconnection.onopen to fire, or for the datachannel to open + // openPromise = new Promise((res, rej) => { + // dc.onopen = res + // setTimeout(rej, 10000) + // }) + // await openPromise + // + // do noise handshake + webrtc handshake as described in spec + // + // + // return Connection(peerconnection, initoptions) throw new Error('not implemented'); } } From 9e14b9d8737b4968eceaaa75fa97d5f5ce88a334 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Fri, 5 Aug 2022 11:59:13 +0530 Subject: [PATCH 006/107] intitial stream logic --- package.json | 2 + src/stream.ts | 142 +++++++++++++++++++++++++++++++++++++------------- 2 files changed, 108 insertions(+), 36 deletions(-) diff --git a/package.json b/package.json index 4f96f04..9d5f002 100644 --- a/package.json +++ b/package.json @@ -24,6 +24,8 @@ "@libp2p/interfaces": "^3.0.3", "@libp2p/logger": "^2.0.0", "abortable-iterator": "^4.0.2", + "it-merge": "^1.0.4", + "p-defer": "^4.0.0", "socket.io-client": "^4.1.2", "uuid": "^8.3.2" } diff --git a/src/stream.ts b/src/stream.ts index 90bbb4d..28ecaa8 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -1,70 +1,140 @@ -import { Stream } from '@libp2p/interface-connection'; +import { Stream, Direction } from '@libp2p/interface-connection'; import { StreamStat } from '@libp2p/interface-connection'; -import { logger } from '@libp2p/logger'; +// import { logger } from '@libp2p/logger'; import { Source } from 'it-stream-types'; import { Sink } from 'it-stream-types'; +import { pushable, Pushable } from 'it-pushable'; +import defer, { DeferredPromise } from 'p-defer'; +import merge from 'it-merge'; -const log = logger('libp2p:webrtc:connection'); +// const log = logger('libp2p:webrtc:connection'); + +type StreamInitOpts = { + channel: RTCDataChannel; + direction: Direction; + metadata?: Record; +}; export class WebRTCStream implements Stream { - constructor() { - this.id = 'TODO'; + /** + * Unique identifier for a stream + */ + id: string; + + /** + * Stats about this stream + */ + stat: StreamStat; + + /** + * User defined stream metadata + */ + metadata: Record; + private readonly channel: RTCDataChannel; + + source: Source = process.stdin; //TODO + sink: Sink>; + + // promises + opened: DeferredPromise = defer(); + closeWritePromise: DeferredPromise = defer(); + writeClosed: boolean = false; + readClosed: boolean = false; + closed: boolean = false; + + constructor(opts: StreamInitOpts) { + this.channel = opts.channel; + this.id = this.channel.label; this.stat = { - direction: 'outbound', + direction: opts.direction, timeline: { open: 0, close: 0, }, }; - this.metadata = {}; - this.sink = (x) => new Promise((res, rej) => {}); //TODO - if (this.dataChannel) { - log('TODO', this.dataChannel.id); - } + + this.metadata = opts.metadata ?? {}; + this.source = pushable(); + + // closable sink + this.sink = async (src: Source) => { + await this.opened.promise; + if (closed || this.writeClosed) { + return; + } + + let self = this; + let closeWriteIterable = { + async *[Symbol.asyncIterator]() { + await self.closeWritePromise.promise; + yield new Uint8Array(0); + }, + }; + + for await (const buf of merge(closeWriteIterable, src)) { + if (closed || this.writeClosed) { + break; + } + this.channel.send(buf); + } + }; + + // handle datachannel events + this.channel.onopen = (_) => this.opened.resolve(); + this.channel.onmessage = (evt) => { + if (this.readClosed) { + return; + } + (this.source as Pushable).push(evt.data); + }; + this.channel.onclose = (_) => this.close(); + this.channel.onerror = (_event) => { + this.abort(new Error('TODO')); + }; } + // duplex sink + /** * Close a stream for reading and writing */ - close(): void {} + close(): void { + if (this.closed) { + return; + } + this.closed = true; + this.closeRead(); + this.closeWrite(); + this.channel.close(); + } /** * Close a stream for reading only */ - closeRead(): void {} + closeRead(): void { + this.readClosed = true; + (this.source as Pushable).end(); + } /** * Close a stream for writing only */ - closeWrite(): void {} + closeWrite(): void { + this.writeClosed = true; + this.closeWritePromise.resolve(); + } /** * Call when a local error occurs, should close the stream for reading and writing */ - abort(err: Error): void {} + abort(err: Error): void { + this.close(); + } /** * Call when a remote error occurs, should close the stream for reading and writing */ - reset(): void {} - - /** - * Unique identifier for a stream - */ - id: string; - - /** - * Stats about this stream - */ - stat: StreamStat; - - /** - * User defined stream metadata - */ - metadata: Record; - - source: Source = process.stdin; //TODO - sink: Sink>; - - private dataChannel?: RTCDataChannel; + reset(): void { + this.close(); + } } From 8defcf82e401aa0743038d964e9d8fd7ebf3a64f Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Fri, 5 Aug 2022 19:37:44 +0530 Subject: [PATCH 007/107] change timeline --- src/stream.ts | 101 +++++++++++++++++++++++++++++++------------------- 1 file changed, 62 insertions(+), 39 deletions(-) diff --git a/src/stream.ts b/src/stream.ts index 28ecaa8..685bbe2 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -1,4 +1,4 @@ -import { Stream, Direction } from '@libp2p/interface-connection'; +import { Stream } from '@libp2p/interface-connection'; import { StreamStat } from '@libp2p/interface-connection'; // import { logger } from '@libp2p/logger'; import { Source } from 'it-stream-types'; @@ -11,8 +11,8 @@ import merge from 'it-merge'; type StreamInitOpts = { channel: RTCDataChannel; - direction: Direction; metadata?: Record; + stat: StreamStat; }; export class WebRTCStream implements Stream { @@ -32,7 +32,7 @@ export class WebRTCStream implements Stream { metadata: Record; private readonly channel: RTCDataChannel; - source: Source = process.stdin; //TODO + source: Source = pushable(); sink: Sink>; // promises @@ -45,55 +45,71 @@ export class WebRTCStream implements Stream { constructor(opts: StreamInitOpts) { this.channel = opts.channel; this.id = this.channel.label; - this.stat = { - direction: opts.direction, - timeline: { - open: 0, - close: 0, - }, - }; + + this.stat = opts.stat; + switch (this.channel.readyState) { + case 'open': + this.opened.resolve(); + break; + case 'closed': + case 'closing': + this.closed = true; + if (!this.stat.timeline.close) { + this.stat.timeline.close = new Date().getTime(); + } + this.opened.resolve(); + break; + } this.metadata = opts.metadata ?? {}; - this.source = pushable(); // closable sink - this.sink = async (src: Source) => { - await this.opened.promise; - if (closed || this.writeClosed) { - return; - } + this.sink = this._sinkFn; - let self = this; - let closeWriteIterable = { - async *[Symbol.asyncIterator]() { - await self.closeWritePromise.promise; - yield new Uint8Array(0); - }, - }; - - for await (const buf of merge(closeWriteIterable, src)) { - if (closed || this.writeClosed) { - break; - } - this.channel.send(buf); - } + // handle RTCDataChannel events + this.channel.onopen = (_evt) => { + this.stat.timeline.open = new Date().getTime(); + this.opened.resolve(); }; - // handle datachannel events - this.channel.onopen = (_) => this.opened.resolve(); - this.channel.onmessage = (evt) => { - if (this.readClosed) { + this.channel.onmessage = ({ data }) => { + if (this.readClosed || this.closed) { return; } - (this.source as Pushable).push(evt.data); + (this.source as Pushable).push(data); + }; + + this.channel.onclose = (_evt) => { + this.close(); }; - this.channel.onclose = (_) => this.close(); - this.channel.onerror = (_event) => { - this.abort(new Error('TODO')); + + this.channel.onerror = (evt) => { + let err = (evt as RTCErrorEvent).error; + this.abort(err); }; } - // duplex sink + private async _sinkFn(src: Source): Promise { + await this.opened.promise; + if (closed || this.writeClosed) { + return; + } + + let self = this; + let closeWriteIterable = { + async *[Symbol.asyncIterator]() { + await self.closeWritePromise.promise; + yield new Uint8Array(0); + }, + }; + + for await (const buf of merge(closeWriteIterable, src)) { + if (closed || this.writeClosed) { + break; + } + this.channel.send(buf); + } + } /** * Close a stream for reading and writing @@ -102,6 +118,7 @@ export class WebRTCStream implements Stream { if (this.closed) { return; } + this.stat.timeline.close = new Date().getTime(); this.closed = true; this.closeRead(); this.closeWrite(); @@ -114,6 +131,9 @@ export class WebRTCStream implements Stream { closeRead(): void { this.readClosed = true; (this.source as Pushable).end(); + if (this.readClosed && this.writeClosed) { + this.close(); + } } /** @@ -122,6 +142,9 @@ export class WebRTCStream implements Stream { closeWrite(): void { this.writeClosed = true; this.closeWritePromise.resolve(); + if (this.readClosed && this.writeClosed) { + this.close(); + } } /** From 49027abbb28464a256622883c91d0d86a529de6a Mon Sep 17 00:00:00 2001 From: John Turpish Date: Wed, 3 Aug 2022 16:41:48 -0400 Subject: [PATCH 008/107] Up next: actually shake hands. --- package.json | 1 + src/connection.ts | 34 +++++++++++++++++------------- src/sdp.ts | 7 ++++--- src/transport.ts | 53 ++++++++++++++++++++++++++++------------------- 4 files changed, 57 insertions(+), 38 deletions(-) diff --git a/package.json b/package.json index 9d5f002..a962f75 100644 --- a/package.json +++ b/package.json @@ -22,6 +22,7 @@ "@libp2p/components": "^2.0.1", "@libp2p/interface-transport": "^1.0.2", "@libp2p/interfaces": "^3.0.3", + "@libp2p/peer-id": "1.1.15", "@libp2p/logger": "^2.0.0", "abortable-iterator": "^4.0.2", "it-merge": "^1.0.4", diff --git a/src/connection.ts b/src/connection.ts index 00a5cc2..439f32d 100644 --- a/src/connection.ts +++ b/src/connection.ts @@ -1,6 +1,5 @@ -import { Connection } from '@libp2p/interface-connection'; -import { ConnectionStat } from '@libp2p/interface-connection'; -import { Stream, Direction } from '@libp2p/interface-connection'; +import * as p from '@libp2p/peer-id'; +import * as ic from '@libp2p/interface-connection'; import { PeerId } from '@libp2p/interface-peer-id'; import { AbortOptions } from '@libp2p/interfaces'; import { logger } from '@libp2p/logger'; @@ -13,36 +12,43 @@ type ConnectionInit = { id: string; localPeer: PeerId; localAddr?: Multiaddr; - remotePeer: PeerId; remoteAddr: Multiaddr; - direction: Direction; + direction: ic.Direction; tags?: string[]; - stat: ConnectionStat; pc: RTCPeerConnection; credential_string: string; }; -export class WebRTCConnection implements Connection { +export class WebRTCConnection implements ic.Connection { id: string; - stat: ConnectionStat; + stat: ic.ConnectionStat; remoteAddr: Multiaddr; remotePeer: PeerId; tags: string[] = []; - streams: Stream[] = []; - direction: Direction; + streams: ic.Stream[] = []; + direction: ic.Direction; private peerConnection: RTCPeerConnection; private ufrag: string; constructor(init: ConnectionInit) { this.streams = []; - this.remotePeer = init.remotePeer; + let rp = init.remoteAddr.getPeerId(); + if (rp) { + this.remotePeer = p.peerIdFromString(rp); + } else { + this.remotePeer = init.localPeer; + } this.remoteAddr = init.remoteAddr; - this.stat = init.stat; this.id = init.id; this.direction = init.direction; this.peerConnection = init.pc; this.ufrag = init.credential_string; + this.stat = { + direction: 'outbound', + timeline: { open: 0 }, + status: 'CLOSED', + }; // for muxing incoming stream // this._peerConnection.ondatachannel = ({ channel }) => { // let stream = DataChannelStream(channel) @@ -50,7 +56,7 @@ export class WebRTCConnection implements Connection { // } } - async newStream(multicodecs: string | string[], options?: AbortOptions): Promise { + async newStream(multicodecs: string | string[], options?: AbortOptions): Promise { // let label = uuid.v4() // let dc = this._peerConnection.createDataChannel(label, {}) // await datachannel opening @@ -60,7 +66,7 @@ export class WebRTCConnection implements Connection { throw new Error('not implemented'); } - addStream(stream: Stream): void { + addStream(stream: ic.Stream): void { throw new Error('not implemented'); } removeStream(id: string): void { diff --git a/src/sdp.ts b/src/sdp.ts index 31920ab..b8c3189 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -66,8 +66,9 @@ export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescripti }; } -export function munge(desc: RTCSessionDescription, ufrag: string) { +export function munge(desc: RTCSessionDescriptionInit, ufrag: string): RTCSessionDescriptionInit { //TODO - desc.sdp.replaceAll(/^a=ice-ufrag=(.*)/, 'a=ice-ufrag=' + ufrag); - desc.sdp.replaceAll(/^a=ice-pwd=(.*)/, 'a=ice-pwd=' + ufrag); + // desc.sdp.replaceAll(/^a=ice-ufrag=(.*)/, 'a=ice-ufrag=' + ufrag); + // desc.sdp.replaceAll(/^a=ice-pwd=(.*)/, 'a=ice-pwd=' + ufrag); + return desc; } diff --git a/src/transport.ts b/src/transport.ts index 8549e5d..5ade40b 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -1,8 +1,9 @@ +import * as sdp from './sdp'; +import { WebRTCConnection } from './connection'; import { WebRTCDialOptions } from './options'; +import { Components } from '@libp2p/components'; import { Connection } from '@libp2p/interface-connection'; -import { CreateListenerOptions } from '@libp2p/interface-transport'; -import { Listener, Transport } from '@libp2p/interface-transport'; -import { DialOptions, symbol } from '@libp2p/interface-transport'; +import { CreateListenerOptions, DialOptions, Listener, symbol, Transport } from '@libp2p/interface-transport'; import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; @@ -10,6 +11,8 @@ import { v4 as genUuid } from 'uuid'; const log = logger('libp2p:webrtc:transport'); export class WebRTCTransport implements Transport { + private components: Components = new Components(); + async dial(ma: Multiaddr, options: DialOptions): Promise { const rawConn = this._connect(ma, options); log('new outbound connection %s', rawConn, genUuid()); @@ -32,50 +35,58 @@ export class WebRTCTransport implements Transport { return true; } - todo_cb() {} - - _connect(ma: Multiaddr, options: WebRTCDialOptions) { - //let peerConnection = new RTCPeerConnection(); + async _connect(ma: Multiaddr, options: WebRTCDialOptions) { + let peerConnection = new RTCPeerConnection(); // create data channel - // let handshakeChannel = peerConnection.createDataChannel("data", { negotiated: true, id: 1 }) + let handshakeChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); // let handshakeChannel = peerConnection.createDataChannel("data", { id: 1 }) // // // create offer sdp - // console.log(offerSdp) + let offerSdp = await peerConnection.createOffer(); + console.log(offerSdp); // // // generate random string for ufrag - // + let ufrag = genUuid(); // // // munge sdp with ufrag = pwd - // + offerSdp = sdp.munge(offerSdp, ufrag); // // // set local description - // + peerConnection.setLocalDescription(offerSdp); // // // construct answer sdp from multiaddr + let answerSdp = sdp.fromMultiAddr(ma, ufrag); // // // // set remote description + peerConnection.setRemoteDescription(answerSdp); // // // // wait for peerconnection.onopen to fire, or for the datachannel to open - // openPromise = new Promise((res, rej) => { - // dc.onopen = res - // setTimeout(rej, 10000) - // }) - // await openPromise - // + let openPromise = new Promise((res, rej) => { + handshakeChannel.onopen = res; + setTimeout(rej, 10000); + }); + await openPromise; + + // TODO TODO !! // do noise handshake + webrtc handshake as described in spec // - // - // return Connection(peerconnection, initoptions) - throw new Error('not implemented'); + + return new WebRTCConnection({ + id: 'TODO', + remoteAddr: ma, + localPeer: this.components.getPeerId(), + direction: 'outbound', + pc: peerConnection, + credential_string: ufrag, + }); } } From 26656dc7f4591ed3aa59057505993ff21cbe7ad4 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Thu, 4 Aug 2022 10:29:02 -0400 Subject: [PATCH 009/107] adding noise --- package.json | 3 ++- src/connection.ts | 9 ++------- src/transport.ts | 18 +++++++++++++++--- 3 files changed, 19 insertions(+), 11 deletions(-) diff --git a/package.json b/package.json index a962f75..71d4a1a 100644 --- a/package.json +++ b/package.json @@ -19,10 +19,11 @@ "typescript": "^4.7.4" }, "dependencies": { + "@chainsafe/libp2p-noise": "^7.0.3", "@libp2p/components": "^2.0.1", "@libp2p/interface-transport": "^1.0.2", "@libp2p/interfaces": "^3.0.3", - "@libp2p/peer-id": "1.1.15", + "@libp2p/peer-id": "^1.1.15", "@libp2p/logger": "^2.0.0", "abortable-iterator": "^4.0.2", "it-merge": "^1.0.4", diff --git a/src/connection.ts b/src/connection.ts index 439f32d..5fb5782 100644 --- a/src/connection.ts +++ b/src/connection.ts @@ -1,4 +1,3 @@ -import * as p from '@libp2p/peer-id'; import * as ic from '@libp2p/interface-connection'; import { PeerId } from '@libp2p/interface-peer-id'; import { AbortOptions } from '@libp2p/interfaces'; @@ -17,6 +16,7 @@ type ConnectionInit = { tags?: string[]; pc: RTCPeerConnection; credential_string: string; + remotePeerId: PeerId; }; export class WebRTCConnection implements ic.Connection { @@ -33,12 +33,6 @@ export class WebRTCConnection implements ic.Connection { constructor(init: ConnectionInit) { this.streams = []; - let rp = init.remoteAddr.getPeerId(); - if (rp) { - this.remotePeer = p.peerIdFromString(rp); - } else { - this.remotePeer = init.localPeer; - } this.remoteAddr = init.remoteAddr; this.id = init.id; this.direction = init.direction; @@ -49,6 +43,7 @@ export class WebRTCConnection implements ic.Connection { timeline: { open: 0 }, status: 'CLOSED', }; + this.remotePeer = init.remotePeerId; // for muxing incoming stream // this._peerConnection.ondatachannel = ({ channel }) => { // let stream = DataChannelStream(channel) diff --git a/src/transport.ts b/src/transport.ts index 5ade40b..3f982ae 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -1,4 +1,5 @@ import * as sdp from './sdp'; +import * as p from '@libp2p/peer-id'; import { WebRTCConnection } from './connection'; import { WebRTCDialOptions } from './options'; import { Components } from '@libp2p/components'; @@ -7,6 +8,7 @@ import { CreateListenerOptions, DialOptions, Listener, symbol, Transport } from import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; +import { NOISE } from '@chainsafe/libp2p-noise'; const log = logger('libp2p:webrtc:transport'); @@ -76,17 +78,27 @@ export class WebRTCTransport implements Transport { }); await openPromise; - // TODO TODO !! - // do noise handshake + webrtc handshake as described in spec + let myPeerId = this.components.getPeerId(); + let rps = ma.getPeerId(); + if (!rps) { + throw new Error('TODO Do we really need a peer ID ?'); + } + let theirPeerId = p.peerIdFromString(rps); + + // do noise handshake + let noisedConnection = await NOISE.secureOutbound(myPeerId, handshakeChannel, theirPeerId); + + // TODO TODO !! webrtc handshake as described in spec // return new WebRTCConnection({ id: 'TODO', remoteAddr: ma, - localPeer: this.components.getPeerId(), + localPeer: myPeerId, direction: 'outbound', pc: peerConnection, credential_string: ufrag, + remotePeerId: theirPeerId, }); } } From 90cd10318390d0d56fd48bbb865544f0ce6b2270 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Thu, 4 Aug 2022 10:59:58 -0400 Subject: [PATCH 010/107] checkpoint --- src/transport.ts | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/src/transport.ts b/src/transport.ts index 3f982ae..3e92b1d 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -8,9 +8,10 @@ import { CreateListenerOptions, DialOptions, Listener, symbol, Transport } from import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; -import { NOISE } from '@chainsafe/libp2p-noise'; +import { Noise } from '@chainsafe/libp2p-noise'; const log = logger('libp2p:webrtc:transport'); +const utf8 = new TextEncoder(); export class WebRTCTransport implements Transport { private components: Components = new Components(); @@ -86,10 +87,13 @@ export class WebRTCTransport implements Transport { let theirPeerId = p.peerIdFromString(rps); // do noise handshake - let noisedConnection = await NOISE.secureOutbound(myPeerId, handshakeChannel, theirPeerId); + //set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. + // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. + let fingerprintsPrologue = [myPeerId.multihash, theirPeerId.multihash].sort().join(''); + let noise = new Noise(undefined, utf8.encode(fingerprintsPrologue)); //C'mon feel it. + let noisedConnection = await noise.secureOutbound(myPeerId, handshakeChannel, theirPeerId); // TODO TODO !! webrtc handshake as described in spec - // return new WebRTCConnection({ id: 'TODO', From 2e56aa612277641f03f2b2b9228d1a5dc5c8cecf Mon Sep 17 00:00:00 2001 From: John Turpish Date: Fri, 5 Aug 2022 03:11:45 -0400 Subject: [PATCH 011/107] Next step will be easier after merging in Chinmay's latest work. --- package.json | 4 ++-- src/transport.ts | 13 ++++++------- 2 files changed, 8 insertions(+), 9 deletions(-) diff --git a/package.json b/package.json index 71d4a1a..c39dff0 100644 --- a/package.json +++ b/package.json @@ -19,16 +19,16 @@ "typescript": "^4.7.4" }, "dependencies": { - "@chainsafe/libp2p-noise": "^7.0.3", + "@chainsafe/libp2p-noise": "github:John-LittleBearLabs/js-libp2p-noise#fcc023059e6cf3b2e949dfb9130a3855b0783189", "@libp2p/components": "^2.0.1", "@libp2p/interface-transport": "^1.0.2", "@libp2p/interfaces": "^3.0.3", - "@libp2p/peer-id": "^1.1.15", "@libp2p/logger": "^2.0.0", "abortable-iterator": "^4.0.2", "it-merge": "^1.0.4", "p-defer": "^4.0.0", "socket.io-client": "^4.1.2", + "@libp2p/peer-id": "^1.1.15", "uuid": "^8.3.2" } } diff --git a/src/transport.ts b/src/transport.ts index 3e92b1d..41e8bae 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -8,7 +8,8 @@ import { CreateListenerOptions, DialOptions, Listener, symbol, Transport } from import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; -import { Noise } from '@chainsafe/libp2p-noise'; +import { Noise, stablelib } from '@chainsafe/libp2p-noise'; +import { WebRTCStream } from './stream'; const log = logger('libp2p:webrtc:transport'); const utf8 = new TextEncoder(); @@ -41,7 +42,7 @@ export class WebRTCTransport implements Transport { async _connect(ma: Multiaddr, options: WebRTCDialOptions) { let peerConnection = new RTCPeerConnection(); // create data channel - let handshakeChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); + let handshakeDataChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); // let handshakeChannel = peerConnection.createDataChannel("data", { id: 1 }) // // @@ -74,7 +75,7 @@ export class WebRTCTransport implements Transport { // // wait for peerconnection.onopen to fire, or for the datachannel to open let openPromise = new Promise((res, rej) => { - handshakeChannel.onopen = res; + handshakeDataChannel.onopen = res; setTimeout(rej, 10000); }); await openPromise; @@ -90,10 +91,8 @@ export class WebRTCTransport implements Transport { //set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. let fingerprintsPrologue = [myPeerId.multihash, theirPeerId.multihash].sort().join(''); - let noise = new Noise(undefined, utf8.encode(fingerprintsPrologue)); //C'mon feel it. - let noisedConnection = await noise.secureOutbound(myPeerId, handshakeChannel, theirPeerId); - - // TODO TODO !! webrtc handshake as described in spec + let noise = new Noise(myPeerId.privateKey, undefined, stablelib, utf8.encode(fingerprintsPrologue)); + await noise.secureOutbound(myPeerId, new WebRTCStream(/*TODO*/), theirPeerId); return new WebRTCConnection({ id: 'TODO', From 8bc1da5f0a52280942083f79ae470e6325642bcc Mon Sep 17 00:00:00 2001 From: John Turpish Date: Fri, 5 Aug 2022 03:18:18 -0400 Subject: [PATCH 012/107] Making use of Chinmay's Stream. --- src/transport.ts | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/src/transport.ts b/src/transport.ts index 41e8bae..1e57813 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -92,7 +92,8 @@ export class WebRTCTransport implements Transport { // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. let fingerprintsPrologue = [myPeerId.multihash, theirPeerId.multihash].sort().join(''); let noise = new Noise(myPeerId.privateKey, undefined, stablelib, utf8.encode(fingerprintsPrologue)); - await noise.secureOutbound(myPeerId, new WebRTCStream(/*TODO*/), theirPeerId); + let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, direction: 'outbound' }); + await noise.secureOutbound(myPeerId, wrappedChannel, theirPeerId); return new WebRTCConnection({ id: 'TODO', From c25b4df061764c08d9c6f66e2e0367bd2120bd03 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Fri, 5 Aug 2022 10:23:31 -0400 Subject: [PATCH 013/107] checkpoint --- src/transport.ts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/transport.ts b/src/transport.ts index 1e57813..05acdcd 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -96,7 +96,7 @@ export class WebRTCTransport implements Transport { await noise.secureOutbound(myPeerId, wrappedChannel, theirPeerId); return new WebRTCConnection({ - id: 'TODO', + id: ma.toString(), remoteAddr: ma, localPeer: myPeerId, direction: 'outbound', From e85e3f3c30ef56609f40d364a4bee2ef17ad6a5e Mon Sep 17 00:00:00 2001 From: John Turpish Date: Mon, 8 Aug 2022 16:08:41 -0400 Subject: [PATCH 014/107] Updating to latest interface-connection --- package.json | 8 +++++--- src/stream.ts | 9 +++++---- src/transport.ts | 2 +- 3 files changed, 11 insertions(+), 8 deletions(-) diff --git a/package.json b/package.json index c39dff0..112fa82 100644 --- a/package.json +++ b/package.json @@ -8,6 +8,7 @@ "type": "module", "scripts": { "build": "aegir build", + "clean": "rm -rfv node_modules dist *.lock *-lock.json ", "test": "aegir test", "format": "prettier --write src/*.ts" }, @@ -19,16 +20,17 @@ "typescript": "^4.7.4" }, "dependencies": { - "@chainsafe/libp2p-noise": "github:John-LittleBearLabs/js-libp2p-noise#fcc023059e6cf3b2e949dfb9130a3855b0783189", + "@chainsafe/libp2p-noise": "../js-libp2p-noise", "@libp2p/components": "^2.0.1", - "@libp2p/interface-transport": "^1.0.2", + "@libp2p/interface-connection": "^3.0.0", + "@libp2p/interface-transport": "^1.0.3", "@libp2p/interfaces": "^3.0.3", "@libp2p/logger": "^2.0.0", + "@libp2p/peer-id": "^1.1.15", "abortable-iterator": "^4.0.2", "it-merge": "^1.0.4", "p-defer": "^4.0.0", "socket.io-client": "^4.1.2", - "@libp2p/peer-id": "^1.1.15", "uuid": "^8.3.2" } } diff --git a/src/stream.ts b/src/stream.ts index 685bbe2..ae44495 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -6,6 +6,7 @@ import { Sink } from 'it-stream-types'; import { pushable, Pushable } from 'it-pushable'; import defer, { DeferredPromise } from 'p-defer'; import merge from 'it-merge'; +import { Uint8ArrayList } from 'uint8arraylist' // const log = logger('libp2p:webrtc:connection'); @@ -32,8 +33,8 @@ export class WebRTCStream implements Stream { metadata: Record; private readonly channel: RTCDataChannel; - source: Source = pushable(); - sink: Sink>; + source: Source = pushable(); + sink: Sink>; // promises opened: DeferredPromise = defer(); @@ -89,7 +90,7 @@ export class WebRTCStream implements Stream { }; } - private async _sinkFn(src: Source): Promise { + private async _sinkFn(src: Source): Promise { await this.opened.promise; if (closed || this.writeClosed) { return; @@ -107,7 +108,7 @@ export class WebRTCStream implements Stream { if (closed || this.writeClosed) { break; } - this.channel.send(buf); + this.channel.send(buf.subarray()); } } diff --git a/src/transport.ts b/src/transport.ts index 05acdcd..bf94388 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -92,7 +92,7 @@ export class WebRTCTransport implements Transport { // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. let fingerprintsPrologue = [myPeerId.multihash, theirPeerId.multihash].sort().join(''); let noise = new Noise(myPeerId.privateKey, undefined, stablelib, utf8.encode(fingerprintsPrologue)); - let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, direction: 'outbound' }); + let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: {direction: 'outbound', timeline: {open: 0}} }); await noise.secureOutbound(myPeerId, wrappedChannel, theirPeerId); return new WebRTCConnection({ From 6ed4634f22b0642daf3da77de557de33e39b203d Mon Sep 17 00:00:00 2001 From: John Turpish Date: Mon, 8 Aug 2022 16:30:37 -0400 Subject: [PATCH 015/107] Use p-defer --- src/transport.ts | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/src/transport.ts b/src/transport.ts index bf94388..0151fe0 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -2,14 +2,15 @@ import * as sdp from './sdp'; import * as p from '@libp2p/peer-id'; import { WebRTCConnection } from './connection'; import { WebRTCDialOptions } from './options'; +import { WebRTCStream } from './stream'; +import { Noise, stablelib } from '@chainsafe/libp2p-noise'; import { Components } from '@libp2p/components'; import { Connection } from '@libp2p/interface-connection'; import { CreateListenerOptions, DialOptions, Listener, symbol, Transport } from '@libp2p/interface-transport'; import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; -import { Noise, stablelib } from '@chainsafe/libp2p-noise'; -import { WebRTCStream } from './stream'; +import defer from 'p-defer'; const log = logger('libp2p:webrtc:transport'); const utf8 = new TextEncoder(); @@ -74,17 +75,16 @@ export class WebRTCTransport implements Transport { // // // wait for peerconnection.onopen to fire, or for the datachannel to open - let openPromise = new Promise((res, rej) => { - handshakeDataChannel.onopen = res; - setTimeout(rej, 10000); - }); - await openPromise; + let dataChannelOpenPromise = defer(); + handshakeDataChannel.onopen = (_) => dataChannelOpenPromise.resolve(); + setTimeout(dataChannelOpenPromise.reject, 10000); + await dataChannelOpenPromise; let myPeerId = this.components.getPeerId(); let rps = ma.getPeerId(); if (!rps) { throw new Error('TODO Do we really need a peer ID ?'); - } + } let theirPeerId = p.peerIdFromString(rps); // do noise handshake From 0aa9dc46dd02bbc7d3b07896c40ca44ba72dac76 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Tue, 9 Aug 2022 10:19:54 -0400 Subject: [PATCH 016/107] This looks right-ish to me. Need better error type and testing. --- src/sdp.ts | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/src/sdp.ts b/src/sdp.ts index 31920ab..31f707b 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -66,8 +66,14 @@ export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescripti }; } -export function munge(desc: RTCSessionDescription, ufrag: string) { - //TODO - desc.sdp.replaceAll(/^a=ice-ufrag=(.*)/, 'a=ice-ufrag=' + ufrag); - desc.sdp.replaceAll(/^a=ice-pwd=(.*)/, 'a=ice-pwd=' + ufrag); +export function munge(desc: RTCSessionDescriptionInit, ufrag: string): RTCSessionDescriptionInit { + if (desc.sdp) { + desc.sdp = desc.sdp + .replace(/^a=ice-ufrag:.*$/, 'a=ice-ufrag:' + ufrag) + .replace(/^a=ice-pwd:.*$/, 'a=ice-pwd:' + ufrag) + ; + return desc; + } else { + throw Error("Can't munge a missing SDP"); + } } From fbce43c81b3843001f74efe6f82e5407db57caef Mon Sep 17 00:00:00 2001 From: John Turpish Date: Tue, 9 Aug 2022 16:42:21 -0400 Subject: [PATCH 017/107] Added an SDP test to get started. --- package.json | 2 ++ src/sdp.ts | 33 ++++++++++++++++++--------------- src/stream.ts | 9 +++++---- test/node.js | 6 ------ test/sdp.spec.ts | 27 +++++++++++++++++++++++++++ 5 files changed, 52 insertions(+), 25 deletions(-) delete mode 100644 test/node.js create mode 100644 test/sdp.spec.ts diff --git a/package.json b/package.json index 9d5f002..46cadc0 100644 --- a/package.json +++ b/package.json @@ -19,10 +19,12 @@ "typescript": "^4.7.4" }, "dependencies": { + "@multiformats/multiaddr": "../js-multiaddr/", "@libp2p/components": "^2.0.1", "@libp2p/interface-transport": "^1.0.2", "@libp2p/interfaces": "^3.0.3", "@libp2p/logger": "^2.0.0", + "abortable-iterator": "^4.0.2", "it-merge": "^1.0.4", "p-defer": "^4.0.0", diff --git a/src/sdp.ts b/src/sdp.ts index 31f707b..d3693cc 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -3,7 +3,8 @@ import { Multiaddr } from '@multiformats/multiaddr'; const log = logger('libp2p:webrtc:sdp'); -const P_XWEBRTC: number = 0x115; +// const P_WEBRTC: number = 0x115; +const CERTHASH_CODE: number = 466; const ANSWER_SDP_FORMAT: string = ` v=0 o=- 0 0 IN %s %s @@ -37,31 +38,33 @@ function port(ma: Multiaddr): number { return ma.toOptions().port; } function certhash(ma: Multiaddr): string { - let webrtc_value = ma - .stringTuples() - .filter((tup) => tup[0] == P_XWEBRTC) + let tups = ma.stringTuples(); + let certhash_value = tups + .filter((tup) => tup[0] == CERTHASH_CODE) .map((tup) => tup[1])[0]; - if (webrtc_value) { - return webrtc_value.split('/')[1]; + if (certhash_value) { + console.log(certhash_value); + return certhash_value; } else { throw new Error("Couldn't find a webrtc component of multiaddr:" + ma.toString()); } } function ma2sdp(ma: Multiaddr, ufrag: string): string { - return ANSWER_SDP_FORMAT.replace('/%s/', ipv(ma)) - .replace('/%s/', ip(ma)) - .replace('/%s/', ipv(ma)) - .replace('/%s/', ip(ma)) - .replace('/%s/', port(ma).toString()) - .replace('/%s/', ufrag) - .replace('/%s/', ufrag) - .replace('/%s/', certhash(ma)); + return ANSWER_SDP_FORMAT + .replace('%s', ipv(ma)) + .replace('%s', ip(ma)) + .replace('%s', ipv(ma)) + .replace('%s', ip(ma)) + .replace('%d', port(ma).toString()) + .replace('%s', ufrag) + .replace('%s', ufrag) + .replace('%s', certhash(ma)); } export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescriptionInit { return { - type: 'offer', + type: 'answer', sdp: ma2sdp(ma, ufrag), }; } diff --git a/src/stream.ts b/src/stream.ts index 685bbe2..ae44495 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -6,6 +6,7 @@ import { Sink } from 'it-stream-types'; import { pushable, Pushable } from 'it-pushable'; import defer, { DeferredPromise } from 'p-defer'; import merge from 'it-merge'; +import { Uint8ArrayList } from 'uint8arraylist' // const log = logger('libp2p:webrtc:connection'); @@ -32,8 +33,8 @@ export class WebRTCStream implements Stream { metadata: Record; private readonly channel: RTCDataChannel; - source: Source = pushable(); - sink: Sink>; + source: Source = pushable(); + sink: Sink>; // promises opened: DeferredPromise = defer(); @@ -89,7 +90,7 @@ export class WebRTCStream implements Stream { }; } - private async _sinkFn(src: Source): Promise { + private async _sinkFn(src: Source): Promise { await this.opened.promise; if (closed || this.writeClosed) { return; @@ -107,7 +108,7 @@ export class WebRTCStream implements Stream { if (closed || this.writeClosed) { break; } - this.channel.send(buf); + this.channel.send(buf.subarray()); } } diff --git a/test/node.js b/test/node.js deleted file mode 100644 index 5c78a05..0000000 --- a/test/node.js +++ /dev/null @@ -1,6 +0,0 @@ -/* eslint-env mocha */ - -export {} - -describe('noop', () => { -}) diff --git a/test/sdp.spec.ts b/test/sdp.spec.ts new file mode 100644 index 0000000..731ab28 --- /dev/null +++ b/test/sdp.spec.ts @@ -0,0 +1,27 @@ +import { Multiaddr } from '@multiformats/multiaddr'; +import { expect } from 'chai'; +import * as underTest from '../src/sdp.js'; + +describe('SDP creation', () => { + it('handles simple blue sky easily enough', async () => { + let ma = new Multiaddr('/ip4/192.168.0.152/udp/2345/webrtc/certhash/zYAjKoNbau5KiqmHPmSxYCvn66dA1vLmwbt'); + let ufrag = 'MyUserFragment'; + let sdp = underTest.fromMultiAddr(ma, ufrag); + expect(sdp.sdp).to.equal(` +v=0 +o=- 0 0 IN IP4 192.168.0.152 +s=- +c=IN IP4 192.168.0.152 +t=0 0 +m=application 2345 UDP/DTLS/SCTP webrtc-datachannel +a=mid:0 +a=ice-options:ice2 +a=ice-ufrag:MyUserFragment +a=ice-pwd:MyUserFragment +a=fingerprint:YAjKoNbau5KiqmHPmSxYCvn66dA1vLmwbt +a=setup:actpass +a=sctp-port:5000 +a=max-message-size:100000 +`); + }); +}); From 0999b49a388a2f8c627e561aeaad948ad10ff6fe Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Wed, 10 Aug 2022 20:21:19 +0530 Subject: [PATCH 018/107] Transport implements initializable --- package.json | 2 +- src/transport.ts | 13 +++++++++---- 2 files changed, 10 insertions(+), 5 deletions(-) diff --git a/package.json b/package.json index 112fa82..0c9e560 100644 --- a/package.json +++ b/package.json @@ -21,7 +21,7 @@ }, "dependencies": { "@chainsafe/libp2p-noise": "../js-libp2p-noise", - "@libp2p/components": "^2.0.1", + "@libp2p/components": "^2.0.3", "@libp2p/interface-connection": "^3.0.0", "@libp2p/interface-transport": "^1.0.3", "@libp2p/interfaces": "^3.0.3", diff --git a/src/transport.ts b/src/transport.ts index 0151fe0..302bf72 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -4,19 +4,23 @@ import { WebRTCConnection } from './connection'; import { WebRTCDialOptions } from './options'; import { WebRTCStream } from './stream'; import { Noise, stablelib } from '@chainsafe/libp2p-noise'; -import { Components } from '@libp2p/components'; +import { Components, Initializable } from '@libp2p/components'; import { Connection } from '@libp2p/interface-connection'; import { CreateListenerOptions, DialOptions, Listener, symbol, Transport } from '@libp2p/interface-transport'; import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; -import defer from 'p-defer'; +import defer, { DeferredPromise } from 'p-defer'; const log = logger('libp2p:webrtc:transport'); const utf8 = new TextEncoder(); -export class WebRTCTransport implements Transport { - private components: Components = new Components(); +export class WebRTCTransport implements Transport, Initializable { + private components: DeferredPromise = defer(); + + init(components: Components): void { + this.components.resolve(components) + } async dial(ma: Multiaddr, options: DialOptions): Promise { const rawConn = this._connect(ma, options); @@ -41,6 +45,7 @@ export class WebRTCTransport implements Transport { } async _connect(ma: Multiaddr, options: WebRTCDialOptions) { + let registrar = (await this.components.promise).getRegistrar(); let peerConnection = new RTCPeerConnection(); // create data channel let handshakeDataChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); From a1147d20272784500b19ee4b358d58927717483b Mon Sep 17 00:00:00 2001 From: John Turpish Date: Wed, 10 Aug 2022 11:17:15 -0400 Subject: [PATCH 019/107] Update libp2p-noise reference from local directory to a hash in the upstream git --- package.json | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/package.json b/package.json index 112fa82..9bd353f 100644 --- a/package.json +++ b/package.json @@ -20,7 +20,7 @@ "typescript": "^4.7.4" }, "dependencies": { - "@chainsafe/libp2p-noise": "../js-libp2p-noise", + "@chainsafe/libp2p-noise": "git://github.com/ChainSafe/js-libp2p-noise.git#15f7a6e700a69c9a40abb82d989a55032d5cf687", "@libp2p/components": "^2.0.1", "@libp2p/interface-connection": "^3.0.0", "@libp2p/interface-transport": "^1.0.3", From 2a8f5afe92a2c0eb192acd101aceb2d1ca33b6e7 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Wed, 10 Aug 2022 14:16:07 -0400 Subject: [PATCH 020/107] Testing was indeed quite useful. --- src/sdp.ts | 5 ++--- test/sdp.spec.ts | 34 +++++++++++++++++++++++++++++----- 2 files changed, 31 insertions(+), 8 deletions(-) diff --git a/src/sdp.ts b/src/sdp.ts index d3693cc..2e77028 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -43,7 +43,6 @@ function certhash(ma: Multiaddr): string { .filter((tup) => tup[0] == CERTHASH_CODE) .map((tup) => tup[1])[0]; if (certhash_value) { - console.log(certhash_value); return certhash_value; } else { throw new Error("Couldn't find a webrtc component of multiaddr:" + ma.toString()); @@ -72,8 +71,8 @@ export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescripti export function munge(desc: RTCSessionDescriptionInit, ufrag: string): RTCSessionDescriptionInit { if (desc.sdp) { desc.sdp = desc.sdp - .replace(/^a=ice-ufrag:.*$/, 'a=ice-ufrag:' + ufrag) - .replace(/^a=ice-pwd:.*$/, 'a=ice-pwd:' + ufrag) + .replace(/\na=ice-ufrag:[^\n]*\n/, '\na=ice-ufrag:' + ufrag + '\n') + .replace(/\na=ice-pwd:[^\n]*\n/, '\na=ice-pwd:' + ufrag + '\n') ; return desc; } else { diff --git a/test/sdp.spec.ts b/test/sdp.spec.ts index 731ab28..f576a9e 100644 --- a/test/sdp.spec.ts +++ b/test/sdp.spec.ts @@ -2,12 +2,36 @@ import { Multiaddr } from '@multiformats/multiaddr'; import { expect } from 'chai'; import * as underTest from '../src/sdp.js'; +const an_sdp = ` +v=0 +o=- 0 0 IN IP4 192.168.0.152 +s=- +c=IN IP4 192.168.0.152 +t=0 0 +m=application 2345 UDP/DTLS/SCTP webrtc-datachannel +a=mid:0 +a=ice-options:ice2 +a=ice-ufrag:MyUserFragment +a=ice-pwd:MyUserFragment +a=fingerprint:mTXVsdGliYXNlIGlzIGF3ZXNvbWUhIFxvLw +a=setup:actpass +a=sctp-port:5000 +a=max-message-size:100000 +`; + describe('SDP creation', () => { it('handles simple blue sky easily enough', async () => { let ma = new Multiaddr('/ip4/192.168.0.152/udp/2345/webrtc/certhash/zYAjKoNbau5KiqmHPmSxYCvn66dA1vLmwbt'); let ufrag = 'MyUserFragment'; let sdp = underTest.fromMultiAddr(ma, ufrag); - expect(sdp.sdp).to.equal(` + expect(sdp.sdp).to.equal(an_sdp); + }); +}); + +describe('SDP munging', () => { + it('does a simple replacement', () => { + let result = underTest.munge({type:'answer',sdp: an_sdp},'someotheruserfragmentstring'); + expect(result.sdp).to.equal(` v=0 o=- 0 0 IN IP4 192.168.0.152 s=- @@ -16,12 +40,12 @@ t=0 0 m=application 2345 UDP/DTLS/SCTP webrtc-datachannel a=mid:0 a=ice-options:ice2 -a=ice-ufrag:MyUserFragment -a=ice-pwd:MyUserFragment -a=fingerprint:YAjKoNbau5KiqmHPmSxYCvn66dA1vLmwbt +a=ice-ufrag:someotheruserfragmentstring +a=ice-pwd:someotheruserfragmentstring +a=fingerprint:mTXVsdGliYXNlIGlzIGF3ZXNvbWUhIFxvLw a=setup:actpass a=sctp-port:5000 a=max-message-size:100000 `); - }); + }); }); From 42e393e124125280cbaa71a8dfd60fa838fbf984 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Wed, 10 Aug 2022 14:29:27 -0400 Subject: [PATCH 021/107] Error types --- src/error.ts | 13 +++++++++++++ src/sdp.ts | 3 ++- 2 files changed, 15 insertions(+), 1 deletion(-) create mode 100644 src/error.ts diff --git a/src/error.ts b/src/error.ts new file mode 100644 index 0000000..c973d34 --- /dev/null +++ b/src/error.ts @@ -0,0 +1,13 @@ +export class WebRTCTransportError extends Error { + constructor(msg: string) { + super(msg); + this.name = 'WebRTCTransportError'; + } +} + +export class InvalidArgumentError extends WebRTCTransportError { + constructor(msg: string) { + super(msg); + this.name = 'WebRTC/InvalidArgumentError'; + } +} \ No newline at end of file diff --git a/src/sdp.ts b/src/sdp.ts index 2e77028..3038ce2 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -1,3 +1,4 @@ +import { InvalidArgumentError } from './error.js' import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; @@ -76,6 +77,6 @@ export function munge(desc: RTCSessionDescriptionInit, ufrag: string): RTCSessio ; return desc; } else { - throw Error("Can't munge a missing SDP"); + throw new InvalidArgumentError("Can't munge a missing SDP"); } } From 143bc44ff0f5aba81dc9476276510306d7185179 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Wed, 10 Aug 2022 17:58:13 -0400 Subject: [PATCH 022/107] RTCPeerConnection does not exist during a test? --- package.json | 1 + src/stream.ts | 33 +++++++++++++++++++++++++++------ src/transport.ts | 9 +++++---- test/stream.spec.ts | 12 ++++++++++++ 4 files changed, 45 insertions(+), 10 deletions(-) create mode 100644 test/stream.spec.ts diff --git a/package.json b/package.json index f772f89..a096f18 100644 --- a/package.json +++ b/package.json @@ -17,6 +17,7 @@ "@typescript-eslint/parser": "^5.32.0", "aegir": "^37.4.6", "prettier": "^2.7.1", + "rtc": "^3.4.0", "typescript": "^4.7.4" }, "dependencies": { diff --git a/src/stream.ts b/src/stream.ts index ae44495..d52902c 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -1,19 +1,35 @@ -import { Stream } from '@libp2p/interface-connection'; -import { StreamStat } from '@libp2p/interface-connection'; +import { Stream, StreamStat, Direction, StreamTimeline } from '@libp2p/interface-connection'; // import { logger } from '@libp2p/logger'; import { Source } from 'it-stream-types'; import { Sink } from 'it-stream-types'; import { pushable, Pushable } from 'it-pushable'; import defer, { DeferredPromise } from 'p-defer'; import merge from 'it-merge'; -import { Uint8ArrayList } from 'uint8arraylist' +import { Uint8ArrayList } from 'uint8arraylist'; // const log = logger('libp2p:webrtc:connection'); +export class WebRTCStreamStat implements StreamStat { + direction: Direction; + timeline: StreamTimeline; + protocol: string; + + constructor(d: Direction, t?: StreamTimeline) { + this.direction = d; + if (t) { + this.timeline = t; + } else { + this.timeline = { open: new Date().getTime() }; + } + this.protocol = 'webrtc'; + } +} + type StreamInitOpts = { channel: RTCDataChannel; metadata?: Record; - stat: StreamStat; + stat?: StreamStat; + direction?: Direction; }; export class WebRTCStream implements Stream { @@ -46,8 +62,13 @@ export class WebRTCStream implements Stream { constructor(opts: StreamInitOpts) { this.channel = opts.channel; this.id = this.channel.label; - - this.stat = opts.stat; + if (opts.stat) { + this.stat = opts.stat; + } else if (opts.direction) { + this.stat = new WebRTCStreamStat(opts.direction); + } else { + throw Error('Caller needs to specify at least direction, if not stat'); + } switch (this.channel.readyState) { case 'open': this.opened.resolve(); diff --git a/src/transport.ts b/src/transport.ts index 302bf72..e26630f 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -45,7 +45,8 @@ export class WebRTCTransport implements Transport, Initializable { } async _connect(ma: Multiaddr, options: WebRTCDialOptions) { - let registrar = (await this.components.promise).getRegistrar(); + let comps = await this.components.promise; + // let registrar = (await this.components.promise).getRegistrar(); let peerConnection = new RTCPeerConnection(); // create data channel let handshakeDataChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); @@ -85,11 +86,11 @@ export class WebRTCTransport implements Transport, Initializable { setTimeout(dataChannelOpenPromise.reject, 10000); await dataChannelOpenPromise; - let myPeerId = this.components.getPeerId(); + let myPeerId = comps.getPeerId(); let rps = ma.getPeerId(); if (!rps) { throw new Error('TODO Do we really need a peer ID ?'); - } + } let theirPeerId = p.peerIdFromString(rps); // do noise handshake @@ -97,7 +98,7 @@ export class WebRTCTransport implements Transport, Initializable { // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. let fingerprintsPrologue = [myPeerId.multihash, theirPeerId.multihash].sort().join(''); let noise = new Noise(myPeerId.privateKey, undefined, stablelib, utf8.encode(fingerprintsPrologue)); - let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: {direction: 'outbound', timeline: {open: 0}} }); + let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 0 } } }); await noise.secureOutbound(myPeerId, wrappedChannel, theirPeerId); return new WebRTCConnection({ diff --git a/test/stream.spec.ts b/test/stream.spec.ts new file mode 100644 index 0000000..b041654 --- /dev/null +++ b/test/stream.spec.ts @@ -0,0 +1,12 @@ +import { expect } from 'chai'; +import * as underTest from '../src/stream.js'; +// import { RTCPeerConnection } from 'rtc'; + +describe('stream stats', () => { + it('can construct', () => { + // let pc = new RTCPeerConnection(); + // let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); + let s = new underTest.WebRTCStream({ channel: {} }); + expect(s.stat.timeline.close).to.be.null; + }); +}); From d6ddfbf05c27d5812ac6f8d903149d8f95d4bb71 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Thu, 11 Aug 2022 19:04:59 +0530 Subject: [PATCH 023/107] initial connection implementation --- package.json | 6 +- src/connection.ts | 212 ++++++++++++++++++++++++++++++++++------ src/stream.ts | 2 +- src/transport.ts | 31 +++--- test/connection.spec.ts | 2 + test/util.ts | 6 ++ 6 files changed, 213 insertions(+), 46 deletions(-) create mode 100644 test/connection.spec.ts create mode 100644 test/util.ts diff --git a/package.json b/package.json index f772f89..844f3bb 100644 --- a/package.json +++ b/package.json @@ -13,6 +13,7 @@ "format": "prettier --write src/*.ts" }, "devDependencies": { + "@libp2p/interface-mocks": "^4.0.1", "@types/uuid": "^8.3.4", "@typescript-eslint/parser": "^5.32.0", "aegir": "^37.4.6", @@ -22,15 +23,18 @@ "dependencies": { "@chainsafe/libp2p-noise": "git://github.com/ChainSafe/js-libp2p-noise.git#15f7a6e700a69c9a40abb82d989a55032d5cf687", "@libp2p/components": "^2.0.3", - "@libp2p/interface-connection": "^3.0.0", + "@libp2p/interface-connection": "^3.0.1", + "@libp2p/interface-registrar": "^2.0.3", "@libp2p/interface-transport": "^1.0.3", "@libp2p/interfaces": "^3.0.3", "@libp2p/logger": "^2.0.0", + "@libp2p/multistream-select": "^3.0.0", "@libp2p/peer-id": "^1.1.15", "abortable-iterator": "^4.0.2", "it-merge": "^1.0.4", "p-defer": "^4.0.0", "socket.io-client": "^4.1.2", + "timeout-abort-controller": "^3.0.0", "uuid": "^8.3.2" } } diff --git a/src/connection.ts b/src/connection.ts index 5fb5782..ff2204f 100644 --- a/src/connection.ts +++ b/src/connection.ts @@ -4,70 +4,226 @@ import { AbortOptions } from '@libp2p/interfaces'; import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; +import { Components } from '@libp2p/components'; +import defer from 'p-defer'; +import { TimeoutController } from 'timeout-abort-controller'; +import { WebRTCStream } from './stream'; +import { select as msselect, handle as mshandle } from '@libp2p/multistream-select'; +import { Duplex } from 'it-stream-types'; +import { Uint8ArrayList } from 'uint8arraylist'; const log = logger('libp2p:webrtc:connection'); type ConnectionInit = { + components: Components; id: string; localPeer: PeerId; localAddr?: Multiaddr; remoteAddr: Multiaddr; + remotePeer: PeerId; direction: ic.Direction; tags?: string[]; pc: RTCPeerConnection; - credential_string: string; - remotePeerId: PeerId; }; +const DEFAULT_MAX_INBOUND_STREAMS = 32; +const DEFAULT_MAX_OUTBOUND_STREAMS = 64; +const OPEN_STREAM_TIMEOUT = 30_000; + export class WebRTCConnection implements ic.Connection { id: string; stat: ic.ConnectionStat; + localPeer: PeerId; + localAddr?: Multiaddr; remoteAddr: Multiaddr; remotePeer: PeerId; tags: string[] = []; - streams: ic.Stream[] = []; - direction: ic.Direction; + components: Components; + private _streams: Map = new Map(); private peerConnection: RTCPeerConnection; - private ufrag: string; constructor(init: ConnectionInit) { - this.streams = []; this.remoteAddr = init.remoteAddr; this.id = init.id; - this.direction = init.direction; this.peerConnection = init.pc; - this.ufrag = init.credential_string; + this.remotePeer = init.remotePeer; + this.localPeer = init.localPeer; + this.localAddr = init.localAddr; + this.components = init.components; this.stat = { - direction: 'outbound', - timeline: { open: 0 }, - status: 'CLOSED', + direction: init.direction, + status: 'OPEN', + timeline: { + open: new Date().getTime(), + }, }; - this.remotePeer = init.remotePeerId; - // for muxing incoming stream - // this._peerConnection.ondatachannel = ({ channel }) => { - // let stream = DataChannelStream(channel) - // this.addStream(stream) - // } + this.handleIncomingStreams(); + } + + private handleIncomingStreams() { + let metrics = this.components.getMetrics(); + this.peerConnection.ondatachannel = async ({ channel }) => { + let [openPromise, abortPromise] = [defer(), defer()]; + let controller = new TimeoutController(OPEN_STREAM_TIMEOUT); + controller.signal.onabort = () => abortPromise.resolve(); + channel.onopen = () => openPromise.resolve(); + + await Promise.race([openPromise, abortPromise]); + if (controller.signal.aborted) { + // TODO: Better errors + throw Error(controller.signal.reason); + } + + let rawStream = new WebRTCStream({ + channel, + stat: { + direction: 'inbound', + timeline: { + open: new Date().getTime(), + }, + }, + }); + let registrar = this.components.getRegistrar(); + let protocols = registrar.getProtocols(); + + let { stream, protocol } = await mshandle(rawStream, protocols, { signal: controller.signal }); + if (metrics) { + metrics.trackStream({ stream, protocol, remotePeer: this.remotePeer }); + } + + rawStream.stat.protocol = protocol; + let result = this.wrapMsStream(rawStream, stream); + + this.addStream(result); + + // handle stream + let { handler } = registrar.getHandler(protocol); + handler({ connection: this, stream: result }); + }; + } + + private wrapMsStream(rawStream: WebRTCStream, stream: Duplex>): ic.Stream { + return { + ...stream, + close: () => { + rawStream.close(); + }, + closeRead: () => { + rawStream.closeRead(); + }, + closeWrite: () => { + rawStream.closeWrite(); + }, + abort: (err) => { + rawStream.abort(err); + }, + reset: () => rawStream.reset(), + id: rawStream.id, + metadata: rawStream.metadata, + stat: rawStream.stat, + }; + } + + private findStreamLimit(protocol: string, direction: ic.Direction): number { + let registrar = this.components.getRegistrar(); + try { + let handler = registrar.getHandler(protocol); + return direction === 'inbound' ? handler.options.maxInboundStreams || DEFAULT_MAX_INBOUND_STREAMS : handler.options.maxOutboundStreams || DEFAULT_MAX_OUTBOUND_STREAMS; + } catch (err) {} + return direction === 'inbound' ? DEFAULT_MAX_INBOUND_STREAMS : DEFAULT_MAX_OUTBOUND_STREAMS; } - async newStream(multicodecs: string | string[], options?: AbortOptions): Promise { - // let label = uuid.v4() - // let dc = this._peerConnection.createDataChannel(label, {}) - // await datachannel opening - // return DataChannelStream(dc) - log('TODO', this.ufrag); - this.peerConnection.createDataChannel(genUuid()); - throw new Error('not implemented'); + private countStream(protocol: string, direction: ic.Direction): number { + return this.streams.filter((s) => s.stat.protocol === protocol && s.stat.direction === direction).length; + } + + async newStream(protocols: string | string[], options: AbortOptions = {}): Promise { + let label = genUuid(); + let openPromise = defer(); + let abortedPromise = defer(); + let controller: TimeoutController | undefined; + let metrics = this.components.getMetrics(); + let openError: Error | undefined; + + log.trace(`opening new stream with protocols: ${protocols}`); + + // timeout in case no abort options are provided + if (options.signal == null) { + log.trace(`[stream: ${label}] no abort signal provided, creating timeout controller`); + controller = new TimeoutController(OPEN_STREAM_TIMEOUT); + options.signal = controller.signal; + } + + options.signal.onabort = () => { + log.trace(`[stream: ${label}] abort called - ${options.signal?.reason}`); + openError = new Error(options.signal?.reason || 'aborted'); + abortedPromise.resolve(); + }; + + let channel = this.peerConnection.createDataChannel(label); + channel.onopen = (_evt) => { + openPromise.resolve(); + }; + channel.onerror = (_evt) => { + log.trace(`[stream: ${label}] data channel error: ${(_evt as RTCErrorEvent).error}`); + openError = new Error(`data channel error`); + abortedPromise.resolve(); + }; + + await Promise.race([openPromise, abortedPromise]); + + // check for error + if (openError) { + // TODO: Better errors + throw openError; + } + + let rawStream = new WebRTCStream({ + channel, + stat: { + direction: 'outbound', + timeline: { + open: new Date().getTime(), + }, + }, + }); + + let { stream, protocol } = await msselect(rawStream, protocols, { signal: options.signal }); + log.trace(`[stream ${label}] select protocol - ${protocol}`); + // check if stream is within limit after protocol has been negotiated + rawStream.stat.protocol = protocol; + let result = this.wrapMsStream(rawStream, stream); + // check if stream can be accomodated + if (metrics) { + metrics.trackStream({ stream, protocol, remotePeer: this.remotePeer }); + } + + this.addStream(result); + return result; } addStream(stream: ic.Stream): void { - throw new Error('not implemented'); + let protocol = stream.stat.protocol!; + let direction = stream.stat.direction; + if (this.countStream(protocol, direction) === this.findStreamLimit(protocol, direction)) { + log(`${direction} stream limit reached for protocol - ${protocol}`); + let err = new Error(`${direction} stream limit reached for protocol - ${protocol}`); + stream.abort(err); + throw err; + } + this._streams.set(stream.id, stream); } + removeStream(id: string): void { - throw new Error('not implemented'); + this._streams.delete(id); + } + + get streams(): ic.Stream[] { + return Array.from(this._streams.values()); } + async close(): Promise { - throw new Error('not implemented'); + this.peerConnection.close(); } } diff --git a/src/stream.ts b/src/stream.ts index ae44495..ea9d114 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -6,7 +6,7 @@ import { Sink } from 'it-stream-types'; import { pushable, Pushable } from 'it-pushable'; import defer, { DeferredPromise } from 'p-defer'; import merge from 'it-merge'; -import { Uint8ArrayList } from 'uint8arraylist' +import { Uint8ArrayList } from 'uint8arraylist'; // const log = logger('libp2p:webrtc:connection'); diff --git a/src/transport.ts b/src/transport.ts index 302bf72..9525260 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -10,22 +10,24 @@ import { CreateListenerOptions, DialOptions, Listener, symbol, Transport } from import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; -import defer, { DeferredPromise } from 'p-defer'; +import defer, { DeferredPromise } from 'p-defer'; const log = logger('libp2p:webrtc:transport'); const utf8 = new TextEncoder(); export class WebRTCTransport implements Transport, Initializable { - private components: DeferredPromise = defer(); + private componentsPromise: DeferredPromise = defer(); + private components: Components | undefined; init(components: Components): void { - this.components.resolve(components) + this.componentsPromise.resolve(); + this.components = components; } async dial(ma: Multiaddr, options: DialOptions): Promise { - const rawConn = this._connect(ma, options); - log('new outbound connection %s', rawConn, genUuid()); - throw new Error('not implemented'); + const rawConn = await this._connect(ma, options); + log(`dialing address - ${ma}`); + return rawConn; } createListener(options: CreateListenerOptions): Listener { @@ -44,13 +46,10 @@ export class WebRTCTransport implements Transport, Initializable { return true; } - async _connect(ma: Multiaddr, options: WebRTCDialOptions) { - let registrar = (await this.components.promise).getRegistrar(); + async _connect(ma: Multiaddr, options: WebRTCDialOptions): Promise { let peerConnection = new RTCPeerConnection(); // create data channel let handshakeDataChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); - // let handshakeChannel = peerConnection.createDataChannel("data", { id: 1 }) - // // // create offer sdp let offerSdp = await peerConnection.createOffer(); @@ -83,13 +82,13 @@ export class WebRTCTransport implements Transport, Initializable { let dataChannelOpenPromise = defer(); handshakeDataChannel.onopen = (_) => dataChannelOpenPromise.resolve(); setTimeout(dataChannelOpenPromise.reject, 10000); - await dataChannelOpenPromise; + await dataChannelOpenPromise.promise; - let myPeerId = this.components.getPeerId(); + let myPeerId = this.components!.getPeerId(); let rps = ma.getPeerId(); if (!rps) { throw new Error('TODO Do we really need a peer ID ?'); - } + } let theirPeerId = p.peerIdFromString(rps); // do noise handshake @@ -97,17 +96,17 @@ export class WebRTCTransport implements Transport, Initializable { // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. let fingerprintsPrologue = [myPeerId.multihash, theirPeerId.multihash].sort().join(''); let noise = new Noise(myPeerId.privateKey, undefined, stablelib, utf8.encode(fingerprintsPrologue)); - let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: {direction: 'outbound', timeline: {open: 0}} }); + let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 0 } } }); await noise.secureOutbound(myPeerId, wrappedChannel, theirPeerId); return new WebRTCConnection({ + components: this.components!, id: ma.toString(), remoteAddr: ma, localPeer: myPeerId, direction: 'outbound', pc: peerConnection, - credential_string: ufrag, - remotePeerId: theirPeerId, + remotePeer: theirPeerId, }); } } diff --git a/test/connection.spec.ts b/test/connection.spec.ts new file mode 100644 index 0000000..a88f9a3 --- /dev/null +++ b/test/connection.spec.ts @@ -0,0 +1,2 @@ + +export {}; diff --git a/test/util.ts b/test/util.ts new file mode 100644 index 0000000..706dc41 --- /dev/null +++ b/test/util.ts @@ -0,0 +1,6 @@ +import * as ic from '@libp2p/interface-connection' +import { createEd25519PeerId } from '@libp2p/peer-id-factory'; + +export async function createConnection(pc: RTCPeerConnection, direction: ic.Direction) { + let peerId = await createEd25519PeerId(); +} From cac0f86f38b23916cf2d7ebd32974dcb833e9ad8 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Thu, 11 Aug 2022 22:39:46 +0530 Subject: [PATCH 024/107] tests --- package.json | 9 ++- src/connection.ts | 15 ++++- src/stream.ts | 19 ++++-- src/transport.ts | 15 ++++- test/connection.browser.spec.ts | 49 ++++++++++++++ test/connection.spec.ts | 2 - test/util.ts | 110 +++++++++++++++++++++++++++++++- 7 files changed, 202 insertions(+), 17 deletions(-) create mode 100644 test/connection.browser.spec.ts delete mode 100644 test/connection.spec.ts diff --git a/package.json b/package.json index 844f3bb..ce9a6ff 100644 --- a/package.json +++ b/package.json @@ -9,7 +9,7 @@ "scripts": { "build": "aegir build", "clean": "rm -rfv node_modules dist *.lock *-lock.json ", - "test": "aegir test", + "test": "aegir test --target browser", "format": "prettier --write src/*.ts" }, "devDependencies": { @@ -17,11 +17,14 @@ "@types/uuid": "^8.3.4", "@typescript-eslint/parser": "^5.32.0", "aegir": "^37.4.6", + "it-all": "^1.0.6", + "it-first": "^1.0.7", "prettier": "^2.7.1", - "typescript": "^4.7.4" + "typescript": "^4.7.4", + "uint8arrays": "^3.1.0" }, "dependencies": { - "@chainsafe/libp2p-noise": "git://github.com/ChainSafe/js-libp2p-noise.git#15f7a6e700a69c9a40abb82d989a55032d5cf687", + "@chainsafe/libp2p-noise": "^8.0.0", "@libp2p/components": "^2.0.3", "@libp2p/interface-connection": "^3.0.1", "@libp2p/interface-registrar": "^2.0.3", diff --git a/src/connection.ts b/src/connection.ts index ff2204f..feb996f 100644 --- a/src/connection.ts +++ b/src/connection.ts @@ -64,12 +64,14 @@ export class WebRTCConnection implements ic.Connection { private handleIncomingStreams() { let metrics = this.components.getMetrics(); this.peerConnection.ondatachannel = async ({ channel }) => { + const logPrefix = `[stream:${channel.label}][inbound]`; + log.trace(`incoming stream - ${channel.label}`); let [openPromise, abortPromise] = [defer(), defer()]; let controller = new TimeoutController(OPEN_STREAM_TIMEOUT); controller.signal.onabort = () => abortPromise.resolve(); channel.onopen = () => openPromise.resolve(); - await Promise.race([openPromise, abortPromise]); + await Promise.race([openPromise.promise, abortPromise.promise]); if (controller.signal.aborted) { // TODO: Better errors throw Error(controller.signal.reason); @@ -87,11 +89,15 @@ export class WebRTCConnection implements ic.Connection { let registrar = this.components.getRegistrar(); let protocols = registrar.getProtocols(); + log.trace(`${logPrefix} supported protocols - ${protocols}`); + let { stream, protocol } = await mshandle(rawStream, protocols, { signal: controller.signal }); if (metrics) { metrics.trackStream({ stream, protocol, remotePeer: this.remotePeer }); } + log.trace(`${logPrefix} handled protocol - ${protocol}`); + rawStream.stat.protocol = protocol; let result = this.wrapMsStream(rawStream, stream); @@ -139,7 +145,7 @@ export class WebRTCConnection implements ic.Connection { } async newStream(protocols: string | string[], options: AbortOptions = {}): Promise { - let label = genUuid(); + let label = genUuid().slice(0, 8); let openPromise = defer(); let abortedPromise = defer(); let controller: TimeoutController | undefined; @@ -161,8 +167,10 @@ export class WebRTCConnection implements ic.Connection { abortedPromise.resolve(); }; + log.trace(`[stream: ${label}] peerconnection state: ${this.peerConnection.connectionState}`); let channel = this.peerConnection.createDataChannel(label); channel.onopen = (_evt) => { + log.trace(`[stream: ${label}] data channel opened`); openPromise.resolve(); }; channel.onerror = (_evt) => { @@ -171,7 +179,8 @@ export class WebRTCConnection implements ic.Connection { abortedPromise.resolve(); }; - await Promise.race([openPromise, abortedPromise]); + log.trace(`[stream: ${label}] datachannel state: ${channel.readyState}`); + await Promise.race([openPromise.promise, abortedPromise.promise]); // check for error if (openError) { diff --git a/src/stream.ts b/src/stream.ts index ea9d114..3fd717f 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -1,14 +1,15 @@ import { Stream } from '@libp2p/interface-connection'; import { StreamStat } from '@libp2p/interface-connection'; -// import { logger } from '@libp2p/logger'; import { Source } from 'it-stream-types'; import { Sink } from 'it-stream-types'; import { pushable, Pushable } from 'it-pushable'; import defer, { DeferredPromise } from 'p-defer'; import merge from 'it-merge'; import { Uint8ArrayList } from 'uint8arraylist'; +import { fromString } from 'uint8arrays/from-string'; +import { logger } from '@libp2p/logger'; -// const log = logger('libp2p:webrtc:connection'); +const log = logger('libp2p:webrtc:stream'); type StreamInitOpts = { channel: RTCDataChannel; @@ -43,6 +44,8 @@ export class WebRTCStream implements Stream { readClosed: boolean = false; closed: boolean = false; + // testing + constructor(opts: StreamInitOpts) { this.channel = opts.channel; this.id = this.channel.label; @@ -77,7 +80,15 @@ export class WebRTCStream implements Stream { if (this.readClosed || this.closed) { return; } - (this.source as Pushable).push(data); + + let res: Uint8Array; + if (typeof data == 'string') { + res = fromString(data); + } else { + res = new Uint8Array(data as ArrayBuffer); + } + log.trace(`[stream:${this.id}][${this.stat.direction}] received message: length: ${res.length} ${res}`); + (this.source as Pushable).push(new Uint8ArrayList(res)); }; this.channel.onclose = (_evt) => { @@ -131,7 +142,7 @@ export class WebRTCStream implements Stream { */ closeRead(): void { this.readClosed = true; - (this.source as Pushable).end(); + (this.source as Pushable).end(); if (this.readClosed && this.writeClosed) { this.close(); } diff --git a/src/transport.ts b/src/transport.ts index 9525260..2fb137b 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -96,8 +96,19 @@ export class WebRTCTransport implements Transport, Initializable { // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. let fingerprintsPrologue = [myPeerId.multihash, theirPeerId.multihash].sort().join(''); let noise = new Noise(myPeerId.privateKey, undefined, stablelib, utf8.encode(fingerprintsPrologue)); - let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 0 } } }); - await noise.secureOutbound(myPeerId, wrappedChannel, theirPeerId); + let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }); + let wrappedDuplex = { + ...wrappedChannel, + source: { + [Symbol.asyncIterator]: async function* () { + for await (const list of wrappedChannel.source) { + yield list.subarray(); + } + }, + }, + }; + + await noise.secureOutbound(myPeerId, wrappedDuplex, theirPeerId); return new WebRTCConnection({ components: this.components!, diff --git a/test/connection.browser.spec.ts b/test/connection.browser.spec.ts new file mode 100644 index 0000000..9b27227 --- /dev/null +++ b/test/connection.browser.spec.ts @@ -0,0 +1,49 @@ +/* eslint-env mocha */ + +import {createConnectionPair, echoHandler} from "./util"; +import { expect } from 'aegir/chai'; +import { pipe } from 'it-pipe'; +import all from 'it-all'; +import first from 'it-first'; +import {fromString} from 'uint8arrays/from-string'; +import {v4} from 'uuid'; + +const echoProtocol = "/echo/1.0.0" + +describe('connection browser tests', () => { + it('can run the echo protocol (first)', async () => { + let [{ connection: client }, server] = await createConnectionPair(); + let serverRegistrar = server.registrar; + await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }) + let clientStream = await client.newStream([echoProtocol]); + let data = fromString(v4()); + let response = await pipe( + [data], + clientStream, + async (source) => await first(source), + ); + + expect(response).to.not.be.undefined; + expect(response!.subarray()).to.equalBytes(data); + }); + + it('can run the echo protocol (all)', async () => { + let [{ connection: client }, server] = await createConnectionPair(); + let serverRegistrar = server.registrar; + await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }) + let clientStream = await client.newStream([echoProtocol]); + // close stream after 2 seconds + setTimeout(() => clientStream.close(), 2000); + let data = fromString(v4()); + let response = await pipe( + [data], + clientStream, + async (source) => await all(source), + ); + + expect(response).to.not.be.undefined; + expect(response![0].subarray()).to.equalBytes(data); + }); +}); + +export {}; diff --git a/test/connection.spec.ts b/test/connection.spec.ts deleted file mode 100644 index a88f9a3..0000000 --- a/test/connection.spec.ts +++ /dev/null @@ -1,2 +0,0 @@ - -export {}; diff --git a/test/util.ts b/test/util.ts index 706dc41..ef8b3ea 100644 --- a/test/util.ts +++ b/test/util.ts @@ -1,6 +1,110 @@ import * as ic from '@libp2p/interface-connection' -import { createEd25519PeerId } from '@libp2p/peer-id-factory'; +import {createEd25519PeerId} from '@libp2p/peer-id-factory'; +import {mockRegistrar, mockUpgrader} from '@libp2p/interface-mocks'; +import {Components} from '@libp2p/components'; +import defer, {DeferredPromise} from 'p-defer'; +import {WebRTCConnection} from '../src/connection'; +import {Multiaddr} from '@multiformats/multiaddr'; +import {v4} from 'uuid'; +import {Registrar, StreamHandler} from '@libp2p/interface-registrar'; +import { pipe } from 'it-pipe'; +import { logger } from '@libp2p/logger'; -export async function createConnection(pc: RTCPeerConnection, direction: ic.Direction) { - let peerId = await createEd25519PeerId(); +const log = logger('libp2p:webrtc:test:util'); + +export const echoHandler: StreamHandler = ({ stream }) => pipe(stream.source, stream.sink); + +export async function createConnectedRTCPeerConnectionPair(): Promise { + let [client, server] = [new RTCPeerConnection(), new RTCPeerConnection()]; + log('created peer connections'); + // we don't need auth for a local test but we need a component for candidate gathering + client.createDataChannel('data'); + client.onicecandidate = ({candidate}) => { + if (candidate !== null) { + server.addIceCandidate(candidate); + } + }; + server.onicecandidate = ({candidate}) => { + if (candidate !== null) { + client.addIceCandidate(candidate); + } + }; + let resolveOnConnect = (pc: RTCPeerConnection): DeferredPromise => { + let promise: DeferredPromise = defer(); + pc.onconnectionstatechange = (_evt) => { + switch (pc.connectionState) { + case 'connected': + log.trace('pc connected'); + promise.resolve(); + return; + case 'failed': + case 'disconnected': + promise.reject(); + return; + } + }; + return promise; + } + + let clientConnected = resolveOnConnect(client); + let serverConnected = resolveOnConnect(server); + log('set callbacks on peerconnections'); + + let clientOffer = await client.createOffer(); + await client.setLocalDescription(clientOffer); + await server.setRemoteDescription(clientOffer); + let serverAnswer = await server.createAnswer(); + await server.setLocalDescription(serverAnswer); + await client.setRemoteDescription(serverAnswer); + log('completed sdp exchange'); + + await Promise.all([clientConnected.promise, serverConnected.promise]) + + log.trace(`clientstate: ${client.connectionState}, serverstate: ${server.connectionState}`) + + // let dc = client.createDataChannel('test'); + // log.trace('awaiting test datachannel opening'); + // await new Promise((res) => { + // dc.onopen = () => res(); + // }); + + log('created peer connections'); + return [client, server]; +} + +export async function createConnectionPair(): Promise<{ connection: ic.Connection, registrar: Registrar }[]> { + let [clientPeerId, serverPeerId] = await Promise.all([createEd25519PeerId(), createEd25519PeerId()]); + let [clientRegistrar, serverRegistrar] = [mockRegistrar(), mockRegistrar()]; + let upgrader = mockUpgrader(); + let [client, server] = await createConnectedRTCPeerConnectionPair(); + let clientConnection = new WebRTCConnection({ + id: v4(), + pc: client, + localPeer: clientPeerId, + remotePeer: serverPeerId, + remoteAddr: new Multiaddr(), + components: new Components({ + peerId: clientPeerId, + registrar: clientRegistrar, + upgrader: upgrader, + }), + direction: 'outbound', + }); + let serverConnection = new WebRTCConnection({ + id: v4(), + pc: server, + localPeer: serverPeerId, + remotePeer: clientPeerId, + remoteAddr: new Multiaddr(), + components: new Components({ + peerId: serverPeerId, + registrar: serverRegistrar, + upgrader: upgrader, + }), + direction: 'inbound', + }); + return [ + { connection: clientConnection, registrar: clientRegistrar }, + { connection: serverConnection, registrar: serverRegistrar }, + ]; } From 529df965083a8e244477abecb65f2f79fa88d499 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Thu, 11 Aug 2022 13:14:32 -0400 Subject: [PATCH 025/107] about to merge --- package.json | 5 +++-- src/transport.ts | 12 +++++++++++- test/browser.ts | 12 ++++++++++++ test/node.js | 6 ------ test/stream.spec.ts | 12 ------------ 5 files changed, 26 insertions(+), 21 deletions(-) create mode 100644 test/browser.ts delete mode 100644 test/node.js delete mode 100644 test/stream.spec.ts diff --git a/package.json b/package.json index a096f18..83672aa 100644 --- a/package.json +++ b/package.json @@ -10,6 +10,7 @@ "build": "aegir build", "clean": "rm -rfv node_modules dist *.lock *-lock.json ", "test": "aegir test", + "test:browser": "aegir test --target browser", "format": "prettier --write src/*.ts" }, "devDependencies": { @@ -21,9 +22,9 @@ "typescript": "^4.7.4" }, "dependencies": { - "@chainsafe/libp2p-noise": "git://github.com/ChainSafe/js-libp2p-noise.git#15f7a6e700a69c9a40abb82d989a55032d5cf687", + "@chainsafe/libp2p-noise": "^8.0.0", "@libp2p/components": "^2.0.3", - "@libp2p/interface-connection": "^3.0.0", + "@libp2p/interface-connection": "^3.0.1", "@libp2p/interface-transport": "^1.0.3", "@libp2p/interfaces": "^3.0.3", "@libp2p/logger": "^2.0.0", diff --git a/src/transport.ts b/src/transport.ts index e26630f..d43c7ef 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -99,7 +99,17 @@ export class WebRTCTransport implements Transport, Initializable { let fingerprintsPrologue = [myPeerId.multihash, theirPeerId.multihash].sort().join(''); let noise = new Noise(myPeerId.privateKey, undefined, stablelib, utf8.encode(fingerprintsPrologue)); let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 0 } } }); - await noise.secureOutbound(myPeerId, wrappedChannel, theirPeerId); + let wrappedDuplex = { + ...wrappedChannel, + source: { + [Symbol.asyncIterator]: async function* () { + for await (const list of wrappedChannel.source) { + yield list.subarray(); + } + }, + }, + }; + await noise.secureOutbound(myPeerId, wrappedDuplex, theirPeerId); return new WebRTCConnection({ id: ma.toString(), diff --git a/test/browser.ts b/test/browser.ts new file mode 100644 index 0000000..9e12829 --- /dev/null +++ b/test/browser.ts @@ -0,0 +1,12 @@ +import { expect } from 'chai'; +import * as underTest from '../src/stream.js'; + +describe('stream stats', () => { + it('can construct', () => { + let pc = new RTCPeerConnection(); + let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); + let s = new underTest.WebRTCStream({ channel: dc }); + expect(s.stat.timeline.close).to.be.null; + expect(9).to.equal(3); + }); +}); diff --git a/test/node.js b/test/node.js deleted file mode 100644 index 5c78a05..0000000 --- a/test/node.js +++ /dev/null @@ -1,6 +0,0 @@ -/* eslint-env mocha */ - -export {} - -describe('noop', () => { -}) diff --git a/test/stream.spec.ts b/test/stream.spec.ts deleted file mode 100644 index b041654..0000000 --- a/test/stream.spec.ts +++ /dev/null @@ -1,12 +0,0 @@ -import { expect } from 'chai'; -import * as underTest from '../src/stream.js'; -// import { RTCPeerConnection } from 'rtc'; - -describe('stream stats', () => { - it('can construct', () => { - // let pc = new RTCPeerConnection(); - // let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); - let s = new underTest.WebRTCStream({ channel: {} }); - expect(s.stat.timeline.close).to.be.null; - }); -}); From fd56251ddef03c1d0374cc49bb16f7cede891d10 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Thu, 11 Aug 2022 14:53:54 -0400 Subject: [PATCH 026/107] Every public method covered with a test case --- src/stream.ts | 14 +++++- test/browser.ts | 12 ----- test/stream.browser.spec.ts | 97 +++++++++++++++++++++++++++++++++++++ 3 files changed, 109 insertions(+), 14 deletions(-) delete mode 100644 test/browser.ts create mode 100644 test/stream.browser.spec.ts diff --git a/src/stream.ts b/src/stream.ts index 3fd717f..f0b2f8d 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -1,5 +1,4 @@ -import { Stream } from '@libp2p/interface-connection'; -import { StreamStat } from '@libp2p/interface-connection'; +import { Stream, StreamStat, Direction } from '@libp2p/interface-connection'; import { Source } from 'it-stream-types'; import { Sink } from 'it-stream-types'; import { pushable, Pushable } from 'it-pushable'; @@ -11,6 +10,16 @@ import { logger } from '@libp2p/logger'; const log = logger('libp2p:webrtc:stream'); +export function defaultStat(dir: Direction): StreamStat { + return { + direction: dir, + timeline: { + open: 0, + close: undefined, + }, + }; +} + type StreamInitOpts = { channel: RTCDataChannel; metadata?: Record; @@ -171,5 +180,6 @@ export class WebRTCStream implements Stream { */ reset(): void { this.close(); + this.stat = defaultStat(this.stat.direction); } } diff --git a/test/browser.ts b/test/browser.ts deleted file mode 100644 index 9e12829..0000000 --- a/test/browser.ts +++ /dev/null @@ -1,12 +0,0 @@ -import { expect } from 'chai'; -import * as underTest from '../src/stream.js'; - -describe('stream stats', () => { - it('can construct', () => { - let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); - let s = new underTest.WebRTCStream({ channel: dc }); - expect(s.stat.timeline.close).to.be.null; - expect(9).to.equal(3); - }); -}); diff --git a/test/stream.browser.spec.ts b/test/stream.browser.spec.ts new file mode 100644 index 0000000..af6d48e --- /dev/null +++ b/test/stream.browser.spec.ts @@ -0,0 +1,97 @@ +import { expect } from 'chai'; +import * as underTest from '../src/stream.js'; + +describe('stream stats', () => { + it('can construct', () => { + let pc = new RTCPeerConnection(); + let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); + let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); + expect(s.stat.timeline.close).to.not.exist(); + }); + + it('close marks it closed', () => { + let pc = new RTCPeerConnection(); + let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); + let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); + expect(s.closed).to.equal(false); + expect(s.readClosed).to.equal(false); + expect(s.writeClosed).to.equal(false); + expect(s.stat.timeline.close).to.not.exist(); + s.close(); + expect(s.closed).to.equal(true); + expect(s.readClosed).to.equal(true); + expect(s.writeClosed).to.equal(true); + expect(s.stat.timeline.close).to.exist(); + }); + + it('closeRead marks it read-closed only', () => { + let pc = new RTCPeerConnection(); + let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); + let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); + expect(s.closed).to.equal(false); + expect(s.readClosed).to.equal(false); + expect(s.writeClosed).to.equal(false); + s.closeRead(); + expect(s.closed).to.equal(false); + expect(s.readClosed).to.equal(true); + expect(s.writeClosed).to.equal(false); + }); + + it('closeWrite marks it write-closed only', () => { + let pc = new RTCPeerConnection(); + let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); + let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); + expect(s.closed).to.equal(false); + expect(s.readClosed).to.equal(false); + expect(s.writeClosed).to.equal(false); + s.closeWrite(); + expect(s.closed).to.equal(false); + expect(s.readClosed).to.equal(false); + expect(s.writeClosed).to.equal(true); + }); + + it('closeWrite AND closeRead = close', () => { + let pc = new RTCPeerConnection(); + let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); + let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); + expect(s.closed).to.equal(false); + expect(s.readClosed).to.equal(false); + expect(s.writeClosed).to.equal(false); + s.closeRead(); + s.closeWrite(); + expect(s.closed).to.equal(true); + expect(s.readClosed).to.equal(true); + expect(s.writeClosed).to.equal(true); + }); + + it('abort = close', () => { + let pc = new RTCPeerConnection(); + let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); + let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); + expect(s.closed).to.equal(false); + expect(s.readClosed).to.equal(false); + expect(s.writeClosed).to.equal(false); + expect(s.stat.timeline.close).to.not.exist(); + s.abort({ name: 'irrelevant', message: 'this parameter is actually ignored' }); + expect(s.closed).to.equal(true); + expect(s.readClosed).to.equal(true); + expect(s.writeClosed).to.equal(true); + expect(s.stat.timeline.close).to.exist(); + expect(s.stat.timeline.close).to.be.greaterThan(s.stat.timeline.open); + }); + + it('reset = close + newStat', () => { + let pc = new RTCPeerConnection(); + let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); + let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); + expect(s.closed).to.equal(false); + expect(s.readClosed).to.equal(false); + expect(s.writeClosed).to.equal(false); + expect(s.stat.timeline.close).to.not.exist(); + s.reset(); + expect(s.closed).to.equal(true); + expect(s.readClosed).to.equal(true); + expect(s.writeClosed).to.equal(true); + expect(s.stat.timeline.close).to.not.exist(); + }); +}); From 0a7acbe57a9b56734a25da169b7379a53e89ba51 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Fri, 12 Aug 2022 15:10:35 -0400 Subject: [PATCH 027/107] Getting more specific with the errors being thrown. --- src/connection.ts | 12 +++++------ src/error.ts | 53 +++++++++++++++++++++++++++++++++++++++-------- src/sdp.ts | 18 ++++++---------- src/transport.ts | 5 +++-- 4 files changed, 59 insertions(+), 29 deletions(-) diff --git a/src/connection.ts b/src/connection.ts index feb996f..6e60cd6 100644 --- a/src/connection.ts +++ b/src/connection.ts @@ -11,6 +11,7 @@ import { WebRTCStream } from './stream'; import { select as msselect, handle as mshandle } from '@libp2p/multistream-select'; import { Duplex } from 'it-stream-types'; import { Uint8ArrayList } from 'uint8arraylist'; +import { DataChannelError, OperationAbortedError, StreamingLimitationError } from './error'; const log = logger('libp2p:webrtc:connection'); @@ -73,8 +74,7 @@ export class WebRTCConnection implements ic.Connection { await Promise.race([openPromise.promise, abortPromise.promise]); if (controller.signal.aborted) { - // TODO: Better errors - throw Error(controller.signal.reason); + throw new OperationAbortedError('prior to a new stream incoming.', controller.signal.reason); } let rawStream = new WebRTCStream({ @@ -162,8 +162,8 @@ export class WebRTCConnection implements ic.Connection { } options.signal.onabort = () => { + openError = new OperationAbortedError('.', options.signal?.reason || 'aborted'); log.trace(`[stream: ${label}] abort called - ${options.signal?.reason}`); - openError = new Error(options.signal?.reason || 'aborted'); abortedPromise.resolve(); }; @@ -174,8 +174,8 @@ export class WebRTCConnection implements ic.Connection { openPromise.resolve(); }; channel.onerror = (_evt) => { - log.trace(`[stream: ${label}] data channel error: ${(_evt as RTCErrorEvent).error}`); - openError = new Error(`data channel error`); + openError = new DataChannelError(label, (_evt as RTCErrorEvent).error.message); + log.trace(openError.message); abortedPromise.resolve(); }; @@ -217,7 +217,7 @@ export class WebRTCConnection implements ic.Connection { let direction = stream.stat.direction; if (this.countStream(protocol, direction) === this.findStreamLimit(protocol, direction)) { log(`${direction} stream limit reached for protocol - ${protocol}`); - let err = new Error(`${direction} stream limit reached for protocol - ${protocol}`); + let err = new StreamingLimitationError(`${direction} stream limit reached for protocol - ${protocol}`); stream.abort(err); throw err; } diff --git a/src/error.ts b/src/error.ts index c973d34..cd0e303 100644 --- a/src/error.ts +++ b/src/error.ts @@ -1,13 +1,48 @@ export class WebRTCTransportError extends Error { - constructor(msg: string) { - super(msg); - this.name = 'WebRTCTransportError'; - } + constructor(msg: string) { + super('WebRTC transport error: ' + msg); + this.name = 'WebRTCTransportError'; + } } export class InvalidArgumentError extends WebRTCTransportError { - constructor(msg: string) { - super(msg); - this.name = 'WebRTC/InvalidArgumentError'; - } -} \ No newline at end of file + constructor(msg: string) { + super('There was a problem with a provided argument: ' + msg); + this.name = 'WebRTC/InvalidArgumentError'; + } +} + +export class UnimplementedError extends WebRTCTransportError { + constructor(methodName: string) { + super('A method (' + methodName + ') was called though it has been intentionally left unimplemented.'); + this.name = 'WebRTC/UnimplementedError'; + } +} + +export class InappropriateMultiaddrError extends WebRTCTransportError { + constructor(msg: string) { + super('There was a problem with the Multiaddr which was passed in: ' + msg); + this.name = 'WebRTC/InappropriateMultiaddrError'; + } +} + +export class OperationAbortedError extends WebRTCTransportError { + constructor(context: string, abortReason: string) { + super(`Signalled to abort because (${abortReason}})${context}`); + this.name = 'WebRTC/OperationAbortedError'; + } +} + +export class DataChannelError extends WebRTCTransportError { + constructor(streamLabel: string, errorMessage: string) { + super(`[stream: ${streamLabel}] data channel error: ${errorMessage}`); + this.name = 'WebRTC/DataChannelError'; + } +} + +export class StreamingLimitationError extends WebRTCTransportError { + constructor(msg: string) { + super(msg); + this.name = 'WebRTC/StreamingLimitationError'; + } +} diff --git a/src/sdp.ts b/src/sdp.ts index 65f131d..ed6fa4b 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -1,4 +1,4 @@ -import { InvalidArgumentError } from './error.js' +import { InappropriateMultiaddrError, InvalidArgumentError } from './error.js'; import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; @@ -39,19 +39,16 @@ function port(ma: Multiaddr): number { } function certhash(ma: Multiaddr): string { let tups = ma.stringTuples(); - let certhash_value = tups - .filter((tup) => tup[0] == CERTHASH_CODE) - .map((tup) => tup[1])[0]; + let certhash_value = tups.filter((tup) => tup[0] == CERTHASH_CODE).map((tup) => tup[1])[0]; if (certhash_value) { return certhash_value; } else { - throw new Error("Couldn't find a certhash component of multiaddr:" + ma.toString()); + throw new InappropriateMultiaddrError("Couldn't find a certhash component of multiaddr:" + ma.toString()); } } function ma2sdp(ma: Multiaddr, ufrag: string): string { - return ANSWER_SDP_FORMAT - .replace('%s', ipv(ma)) + return ANSWER_SDP_FORMAT.replace('%s', ipv(ma)) .replace('%s', ip(ma)) .replace('%s', ipv(ma)) .replace('%s', ip(ma)) @@ -70,11 +67,8 @@ export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescripti export function munge(desc: RTCSessionDescriptionInit, ufrag: string): RTCSessionDescriptionInit { if (desc.sdp) { - desc.sdp = desc.sdp - .replace(/\na=ice-ufrag:[^\n]*\n/, '\na=ice-ufrag:' + ufrag + '\n') - .replace(/\na=ice-pwd:[^\n]*\n/, '\na=ice-pwd:' + ufrag + '\n') - ; - return desc; + desc.sdp = desc.sdp.replace(/\na=ice-ufrag:[^\n]*\n/, '\na=ice-ufrag:' + ufrag + '\n').replace(/\na=ice-pwd:[^\n]*\n/, '\na=ice-pwd:' + ufrag + '\n'); + return desc; } else { throw new InvalidArgumentError("Can't munge a missing SDP"); } diff --git a/src/transport.ts b/src/transport.ts index 2fb137b..8f5f299 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -11,6 +11,7 @@ import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; import defer, { DeferredPromise } from 'p-defer'; +import { InappropriateMultiaddrError, UnimplementedError } from './error'; const log = logger('libp2p:webrtc:transport'); const utf8 = new TextEncoder(); @@ -31,7 +32,7 @@ export class WebRTCTransport implements Transport, Initializable { } createListener(options: CreateListenerOptions): Listener { - throw new Error('TODO - replace with an exception more appropriate to the fact that this will not be implemented.'); + throw new UnimplementedError('WebRTCTransport.createListener'); } filter(multiaddrs: Multiaddr[]): Multiaddr[] { @@ -87,7 +88,7 @@ export class WebRTCTransport implements Transport, Initializable { let myPeerId = this.components!.getPeerId(); let rps = ma.getPeerId(); if (!rps) { - throw new Error('TODO Do we really need a peer ID ?'); + throw new InappropriateMultiaddrError("we need to have the remote's PeerId"); } let theirPeerId = p.peerIdFromString(rps); From 3073031df3847ecad6fbf0fbce5a0f1e5e15b823 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Mon, 15 Aug 2022 18:08:29 +0530 Subject: [PATCH 028/107] Fix noise prologue generation --- package.json | 4 ++- src/error.ts | 26 +++++++++------ src/sdp.ts | 56 ++++++++++++++++++++++++--------- src/transport.ts | 51 +++++++++++++++++++++++++++--- test/connection.browser.spec.ts | 2 +- test/sdp.spec.ts | 6 ++-- tsconfig.json | 3 +- 7 files changed, 114 insertions(+), 34 deletions(-) diff --git a/package.json b/package.json index e0041b0..9b995a7 100644 --- a/package.json +++ b/package.json @@ -33,9 +33,11 @@ "@libp2p/logger": "^2.0.0", "@libp2p/multistream-select": "^3.0.0", "@libp2p/peer-id": "^1.1.15", - "@multiformats/multiaddr": "../js-multiaddr/", + "@multiformats/multiaddr": "file:../js-multiaddr", "abortable-iterator": "^4.0.2", "it-merge": "^1.0.4", + "multiformats": "^9.7.1", + "multihashes": "^4.0.3", "p-defer": "^4.0.0", "socket.io-client": "^4.1.2", "timeout-abort-controller": "^3.0.0", diff --git a/src/error.ts b/src/error.ts index c973d34..35ac731 100644 --- a/src/error.ts +++ b/src/error.ts @@ -1,13 +1,21 @@ export class WebRTCTransportError extends Error { - constructor(msg: string) { - super(msg); - this.name = 'WebRTCTransportError'; - } + constructor(msg: string) { + super(msg); + this.name = 'WebRTCTransportError'; + } } export class InvalidArgumentError extends WebRTCTransportError { - constructor(msg: string) { - super(msg); - this.name = 'WebRTC/InvalidArgumentError'; - } -} \ No newline at end of file + constructor(msg: string) { + super(msg); + this.name = 'WebRTC/InvalidArgumentError'; + } +} + +export class UnsupportedHashAlgorithmError extends WebRTCTransportError { + constructor(algo: string) { + let msg = `unsupported hash algorithm: ${algo}`; + super(msg); + this.name = 'WebRTC/UnsupportedHashAlgorithmError'; + } +} diff --git a/src/sdp.ts b/src/sdp.ts index 65f131d..8c83835 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -1,9 +1,13 @@ -import { InvalidArgumentError } from './error.js' +import { InvalidArgumentError, UnsupportedHashAlgorithmError } from './error.js'; import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; +import { base64 } from 'multiformats/bases/base64'; +import * as multihashes from 'multihashes'; const log = logger('libp2p:webrtc:sdp'); +// const mbdecoder = base64.decoder.or(base58btc.decoder).or(base32.decoder).or(base16.decoder); + const CERTHASH_CODE: number = 466; const ANSWER_SDP_FORMAT: string = ` v=0 @@ -39,19 +43,38 @@ function port(ma: Multiaddr): number { } function certhash(ma: Multiaddr): string { let tups = ma.stringTuples(); - let certhash_value = tups - .filter((tup) => tup[0] == CERTHASH_CODE) - .map((tup) => tup[1])[0]; - if (certhash_value) { - return certhash_value; - } else { - throw new Error("Couldn't find a certhash component of multiaddr:" + ma.toString()); + let certhash_value = tups.filter((tup) => tup[0] == CERTHASH_CODE).map((tup) => tup[1])[0]; + if (!certhash_value) { + throw new InvalidArgumentError('certhash not found in multiaddress'); } + + // certhash_value is a multibase encoded multihash encoded string + // the multiformats PR always encodes in base64 + let mbdecoded = base64.decode(certhash_value); + let mhdecoded = multihashes.decode(mbdecoded); + let prefix = ''; + switch (mhdecoded.name) { + case 'md5': + prefix = 'md5'; + break; + case 'sha2-256': + prefix = 'sha-256'; + break; + case 'sha2-512': + prefix = 'sha-512'; + break; + default: + throw new UnsupportedHashAlgorithmError(mhdecoded.name); + } + + let fp = mhdecoded.digest.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), ''); + fp = fp.match(/.{1,2}/g)!.join(':'); + + return `${prefix} ${fp}`; } function ma2sdp(ma: Multiaddr, ufrag: string): string { - return ANSWER_SDP_FORMAT - .replace('%s', ipv(ma)) + return ANSWER_SDP_FORMAT.replace('%s', ipv(ma)) .replace('%s', ip(ma)) .replace('%s', ipv(ma)) .replace('%s', ip(ma)) @@ -70,12 +93,15 @@ export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescripti export function munge(desc: RTCSessionDescriptionInit, ufrag: string): RTCSessionDescriptionInit { if (desc.sdp) { - desc.sdp = desc.sdp - .replace(/\na=ice-ufrag:[^\n]*\n/, '\na=ice-ufrag:' + ufrag + '\n') - .replace(/\na=ice-pwd:[^\n]*\n/, '\na=ice-pwd:' + ufrag + '\n') - ; - return desc; + desc.sdp = desc.sdp.replace(/\na=ice-ufrag:[^\n]*\n/, '\na=ice-ufrag:' + ufrag + '\n').replace(/\na=ice-pwd:[^\n]*\n/, '\na=ice-pwd:' + ufrag + '\n'); + return desc; } else { throw new InvalidArgumentError("Can't munge a missing SDP"); } } + +export function getCerthashFromMultiaddr(ma: Multiaddr): string | undefined { + let tups = ma.stringTuples(); + let certhash_value = tups.filter((tup) => tup[0] == CERTHASH_CODE).map((tup) => tup[1])[0]; + return certhash_value; +} diff --git a/src/transport.ts b/src/transport.ts index 2fb137b..7a8bf63 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -11,9 +11,13 @@ import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; import defer, { DeferredPromise } from 'p-defer'; +import { base64 } from 'multiformats/bases/base64'; +import { fromString as uint8arrayFromString } from 'uint8arrays/from-string'; +import { concat } from 'uint8arrays/concat'; +import * as multihashes from 'multihashes'; +import { InvalidArgumentError, UnsupportedHashAlgorithmError } from './error'; const log = logger('libp2p:webrtc:transport'); -const utf8 = new TextEncoder(); export class WebRTCTransport implements Transport, Initializable { private componentsPromise: DeferredPromise = defer(); @@ -87,15 +91,15 @@ export class WebRTCTransport implements Transport, Initializable { let myPeerId = this.components!.getPeerId(); let rps = ma.getPeerId(); if (!rps) { - throw new Error('TODO Do we really need a peer ID ?'); + throw new Error('could not get remote peerId'); } let theirPeerId = p.peerIdFromString(rps); // do noise handshake //set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. - let fingerprintsPrologue = [myPeerId.multihash, theirPeerId.multihash].sort().join(''); - let noise = new Noise(myPeerId.privateKey, undefined, stablelib, utf8.encode(fingerprintsPrologue)); + let fingerprintsPrologue = this.generateNoisePrologue(peerConnection, ma); + let noise = new Noise(myPeerId.privateKey, undefined, stablelib, fingerprintsPrologue); let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }); let wrappedDuplex = { ...wrappedChannel, @@ -120,4 +124,43 @@ export class WebRTCTransport implements Transport, Initializable { remotePeer: theirPeerId, }); } + + private generateNoisePrologue(pc: RTCPeerConnection, ma: Multiaddr): Uint8Array { + let remoteCerthash = sdp.getCerthashFromMultiaddr(ma); + if (!remoteCerthash) { + throw new InvalidArgumentError('no remote tls fingerprint in multiaddr'); + } + let remote = base64.decode(remoteCerthash); + if (pc.getConfiguration().certificates?.length === 0) { + throw new InvalidArgumentError('no local certificate'); + } + let localCert = pc.getConfiguration().certificates![0]; + if (localCert.getFingerprints().length === 0) { + throw new InvalidArgumentError('no fingerprint on local certificate'); + } + + let localFingerprint = localCert.getFingerprints()[0]; + let localFpString = localFingerprint.value!.replaceAll(':', ''); + let localFpArray = uint8arrayFromString(localFpString, 'hex'); + let local: Uint8Array; + switch (localFingerprint.algorithm!) { + case 'md5': + local = multihashes.encode(localFpArray, multihashes.names['md5']); + break; + case 'sha-256': + local = multihashes.encode(localFpArray, multihashes.names['sha2-256']); + break; + case 'sha-512': + local = multihashes.encode(localFpArray, multihashes.names['sha2-512']); + break; + default: + throw new UnsupportedHashAlgorithmError(localFingerprint.algorithm || 'none'); + } + + let prefix = uint8arrayFromString('libp2p-webrtc-noise:'); + let fps = [local, remote].sort(); + + let result = concat([prefix, ...fps]); + return result; + } } diff --git a/test/connection.browser.spec.ts b/test/connection.browser.spec.ts index 9b27227..e5b8e07 100644 --- a/test/connection.browser.spec.ts +++ b/test/connection.browser.spec.ts @@ -1,6 +1,6 @@ /* eslint-env mocha */ -import {createConnectionPair, echoHandler} from "./util"; +import {createConnectionPair, echoHandler} from "../test/util.js"; import { expect } from 'aegir/chai'; import { pipe } from 'it-pipe'; import all from 'it-all'; diff --git a/test/sdp.spec.ts b/test/sdp.spec.ts index f576a9e..f4651db 100644 --- a/test/sdp.spec.ts +++ b/test/sdp.spec.ts @@ -13,7 +13,7 @@ a=mid:0 a=ice-options:ice2 a=ice-ufrag:MyUserFragment a=ice-pwd:MyUserFragment -a=fingerprint:mTXVsdGliYXNlIGlzIGF3ZXNvbWUhIFxvLw +a=fingerprint:sha-256 b9:2e:11:cf:23:ff:da:31:bb:bb:5c:0a:9d:d9:0e:20:07:e2:bb:61:2f:1f:94:cf:e5:2e:0e:05:5c:4e:8a:88 a=setup:actpass a=sctp-port:5000 a=max-message-size:100000 @@ -21,7 +21,7 @@ a=max-message-size:100000 describe('SDP creation', () => { it('handles simple blue sky easily enough', async () => { - let ma = new Multiaddr('/ip4/192.168.0.152/udp/2345/webrtc/certhash/zYAjKoNbau5KiqmHPmSxYCvn66dA1vLmwbt'); + let ma = new Multiaddr('/ip4/192.168.0.152/udp/2345/webrtc/certhash/uEiC5LhHPI__aMbu7XAqd2Q4gB-K7YS8flM_lLg4FXE6KiA'); let ufrag = 'MyUserFragment'; let sdp = underTest.fromMultiAddr(ma, ufrag); expect(sdp.sdp).to.equal(an_sdp); @@ -42,7 +42,7 @@ a=mid:0 a=ice-options:ice2 a=ice-ufrag:someotheruserfragmentstring a=ice-pwd:someotheruserfragmentstring -a=fingerprint:mTXVsdGliYXNlIGlzIGF3ZXNvbWUhIFxvLw +a=fingerprint:sha-256 b9:2e:11:cf:23:ff:da:31:bb:bb:5c:0a:9d:d9:0e:20:07:e2:bb:61:2f:1f:94:cf:e5:2e:0e:05:5c:4e:8a:88 a=setup:actpass a=sctp-port:5000 a=max-message-size:100000 diff --git a/tsconfig.json b/tsconfig.json index 9fff416..db30ecc 100644 --- a/tsconfig.json +++ b/tsconfig.json @@ -4,7 +4,8 @@ "outDir": "dist", "emitDeclarationOnly": false, "module": "ES2020", - "importsNotUsedAsValues": "preserve" + "importsNotUsedAsValues": "preserve", + "moduleResolution": "node" }, "include": [ "src", From 425b830cee04973299d72e44dab08049edc376c1 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Mon, 15 Aug 2022 10:46:31 -0400 Subject: [PATCH 029/107] Shifting approach. --- package.json | 1 + src/connection.ts | 12 ++++++------ src/error.ts | 38 ++++++++++++++++++++++++++++++++++++++ 3 files changed, 45 insertions(+), 6 deletions(-) diff --git a/package.json b/package.json index e0041b0..f64cfe3 100644 --- a/package.json +++ b/package.json @@ -35,6 +35,7 @@ "@libp2p/peer-id": "^1.1.15", "@multiformats/multiaddr": "../js-multiaddr/", "abortable-iterator": "^4.0.2", + "err-code": "^3.0.1", "it-merge": "^1.0.4", "p-defer": "^4.0.0", "socket.io-client": "^4.1.2", diff --git a/src/connection.ts b/src/connection.ts index 6e60cd6..ec381bd 100644 --- a/src/connection.ts +++ b/src/connection.ts @@ -11,7 +11,7 @@ import { WebRTCStream } from './stream'; import { select as msselect, handle as mshandle } from '@libp2p/multistream-select'; import { Duplex } from 'it-stream-types'; import { Uint8ArrayList } from 'uint8arraylist'; -import { DataChannelError, OperationAbortedError, StreamingLimitationError } from './error'; +import { dataChannelError, operationAborted, overStreamLimit } from './error'; const log = logger('libp2p:webrtc:connection'); @@ -74,7 +74,7 @@ export class WebRTCConnection implements ic.Connection { await Promise.race([openPromise.promise, abortPromise.promise]); if (controller.signal.aborted) { - throw new OperationAbortedError('prior to a new stream incoming.', controller.signal.reason); + throw operationAborted('prior to a new stream incoming.', controller.signal.reason); } let rawStream = new WebRTCStream({ @@ -162,7 +162,7 @@ export class WebRTCConnection implements ic.Connection { } options.signal.onabort = () => { - openError = new OperationAbortedError('.', options.signal?.reason || 'aborted'); + openError = operationAborted('.', options.signal?.reason || 'aborted'); log.trace(`[stream: ${label}] abort called - ${options.signal?.reason}`); abortedPromise.resolve(); }; @@ -174,7 +174,7 @@ export class WebRTCConnection implements ic.Connection { openPromise.resolve(); }; channel.onerror = (_evt) => { - openError = new DataChannelError(label, (_evt as RTCErrorEvent).error.message); + openError = dataChannelError(label, (_evt as RTCErrorEvent).error.message); log.trace(openError.message); abortedPromise.resolve(); }; @@ -216,8 +216,8 @@ export class WebRTCConnection implements ic.Connection { let protocol = stream.stat.protocol!; let direction = stream.stat.direction; if (this.countStream(protocol, direction) === this.findStreamLimit(protocol, direction)) { - log(`${direction} stream limit reached for protocol - ${protocol}`); - let err = new StreamingLimitationError(`${direction} stream limit reached for protocol - ${protocol}`); + let err = overStreamLimit(direction, protocol); + log(err.message); stream.abort(err); throw err; } diff --git a/src/error.ts b/src/error.ts index cd0e303..3871ea8 100644 --- a/src/error.ts +++ b/src/error.ts @@ -1,3 +1,6 @@ +import { default as createError } from 'err-code'; +import { Direction } from '@libp2p/interface-connection'; + export class WebRTCTransportError extends Error { constructor(msg: string) { super('WebRTC transport error: ' + msg); @@ -5,6 +8,16 @@ export class WebRTCTransportError extends Error { } } +export enum codes { + ERR_ALREADY_ABORTED = 'ERR_ALREADY_ABORTED', + ERR_DATA_CHANNEL = 'ERR_DATA_CHANNEL', + ERR_INVALID_MULTIADDR = 'ERR_INVALID_MULTIADDR', + ERR_INVALID_PARAMETERS = 'ERR_INVALID_PARAMETERS', + ERR_NOT_IMPLEMENTED = 'ERR_NOT_IMPLEMENTED', + ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS = 'ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS', + ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS = 'ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS', +} + export class InvalidArgumentError extends WebRTCTransportError { constructor(msg: string) { super('There was a problem with a provided argument: ' + msg); @@ -12,6 +25,10 @@ export class InvalidArgumentError extends WebRTCTransportError { } } +export function invalidArgument(msg: string) { + return createError(new InvalidArgumentError(msg), codes.ERR_INVALID_PARAMETERS); +} + export class UnimplementedError extends WebRTCTransportError { constructor(methodName: string) { super('A method (' + methodName + ') was called though it has been intentionally left unimplemented.'); @@ -19,6 +36,10 @@ export class UnimplementedError extends WebRTCTransportError { } } +export function unimplemented(methodName: string) { + return createError(new UnimplementedError(methodName), codes.ERR_NOT_IMPLEMENTED); +} + export class InappropriateMultiaddrError extends WebRTCTransportError { constructor(msg: string) { super('There was a problem with the Multiaddr which was passed in: ' + msg); @@ -26,6 +47,10 @@ export class InappropriateMultiaddrError extends WebRTCTransportError { } } +export function wrongMultiaddr(msg: string) { + return createError(new InappropriateMultiaddrError(msg), codes.ERR_INVALID_MULTIADDR); +} + export class OperationAbortedError extends WebRTCTransportError { constructor(context: string, abortReason: string) { super(`Signalled to abort because (${abortReason}})${context}`); @@ -33,6 +58,10 @@ export class OperationAbortedError extends WebRTCTransportError { } } +export function operationAborted(context: string, reason: string) { + return createError(new OperationAbortedError(context, reason), codes.ERR_ALREADY_ABORTED); +} + export class DataChannelError extends WebRTCTransportError { constructor(streamLabel: string, errorMessage: string) { super(`[stream: ${streamLabel}] data channel error: ${errorMessage}`); @@ -40,9 +69,18 @@ export class DataChannelError extends WebRTCTransportError { } } +export function dataChannelError(streamLabel: string, msg: string) { + return createError(new OperationAbortedError(streamLabel, msg), codes.ERR_DATA_CHANNEL); +} + export class StreamingLimitationError extends WebRTCTransportError { constructor(msg: string) { super(msg); this.name = 'WebRTC/StreamingLimitationError'; } } + +export function overStreamLimit(dir: Direction, proto: string) { + let code = dir == 'inbound' ? codes.ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS : codes.ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS; + return createError(new StreamingLimitationError(`${dir} stream limit reached for protocol - ${proto}`), code); +} From d5f0db9a7598748f1d9070c79e38759def3cc753 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Mon, 15 Aug 2022 11:25:36 -0400 Subject: [PATCH 030/107] Using error codes tied to error types by way of convenience functions. --- src/error.ts | 2 +- src/sdp.ts | 6 +++--- src/transport.ts | 6 +++--- 3 files changed, 7 insertions(+), 7 deletions(-) diff --git a/src/error.ts b/src/error.ts index 3871ea8..dd41843 100644 --- a/src/error.ts +++ b/src/error.ts @@ -47,7 +47,7 @@ export class InappropriateMultiaddrError extends WebRTCTransportError { } } -export function wrongMultiaddr(msg: string) { +export function inappropriateMultiaddr(msg: string) { return createError(new InappropriateMultiaddrError(msg), codes.ERR_INVALID_MULTIADDR); } diff --git a/src/sdp.ts b/src/sdp.ts index ed6fa4b..220dcc1 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -1,4 +1,4 @@ -import { InappropriateMultiaddrError, InvalidArgumentError } from './error.js'; +import { inappropriateMultiaddr, invalidArgument } from './error.js'; import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; @@ -43,7 +43,7 @@ function certhash(ma: Multiaddr): string { if (certhash_value) { return certhash_value; } else { - throw new InappropriateMultiaddrError("Couldn't find a certhash component of multiaddr:" + ma.toString()); + throw inappropriateMultiaddr("Couldn't find a certhash component of multiaddr:" + ma.toString()); } } @@ -70,6 +70,6 @@ export function munge(desc: RTCSessionDescriptionInit, ufrag: string): RTCSessio desc.sdp = desc.sdp.replace(/\na=ice-ufrag:[^\n]*\n/, '\na=ice-ufrag:' + ufrag + '\n').replace(/\na=ice-pwd:[^\n]*\n/, '\na=ice-pwd:' + ufrag + '\n'); return desc; } else { - throw new InvalidArgumentError("Can't munge a missing SDP"); + throw invalidArgument("Can't munge a missing SDP"); } } diff --git a/src/transport.ts b/src/transport.ts index 8f5f299..9d3810d 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -11,7 +11,7 @@ import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; import defer, { DeferredPromise } from 'p-defer'; -import { InappropriateMultiaddrError, UnimplementedError } from './error'; +import { inappropriateMultiaddr, unimplemented } from './error'; const log = logger('libp2p:webrtc:transport'); const utf8 = new TextEncoder(); @@ -32,7 +32,7 @@ export class WebRTCTransport implements Transport, Initializable { } createListener(options: CreateListenerOptions): Listener { - throw new UnimplementedError('WebRTCTransport.createListener'); + throw unimplemented('WebRTCTransport.createListener'); } filter(multiaddrs: Multiaddr[]): Multiaddr[] { @@ -88,7 +88,7 @@ export class WebRTCTransport implements Transport, Initializable { let myPeerId = this.components!.getPeerId(); let rps = ma.getPeerId(); if (!rps) { - throw new InappropriateMultiaddrError("we need to have the remote's PeerId"); + throw inappropriateMultiaddr("we need to have the remote's PeerId"); } let theirPeerId = p.peerIdFromString(rps); From fd63ecde6871793c382d431d49cc90846a20eaff Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Mon, 15 Aug 2022 23:04:30 +0530 Subject: [PATCH 031/107] fix multibase --- src/sdp.ts | 20 +++++++++++++++----- 1 file changed, 15 insertions(+), 5 deletions(-) diff --git a/src/sdp.ts b/src/sdp.ts index 8c83835..8d9e939 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -1,12 +1,17 @@ import { InvalidArgumentError, UnsupportedHashAlgorithmError } from './error.js'; import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; -import { base64 } from 'multiformats/bases/base64'; import * as multihashes from 'multihashes'; +import { bases } from 'multiformats/basics'; const log = logger('libp2p:webrtc:sdp'); -// const mbdecoder = base64.decoder.or(base58btc.decoder).or(base32.decoder).or(base16.decoder); +const mbdecoder = (function () { + const decoders = Object.values(bases).map((b) => b.decoder); + let acc = decoders[0].or(decoders[1]); + decoders.slice(2).forEach((d) => (acc = acc.or(d))); + return acc; +})(); const CERTHASH_CODE: number = 466; const ANSWER_SDP_FORMAT: string = ` @@ -41,16 +46,21 @@ function ip(ma: Multiaddr): string { function port(ma: Multiaddr): number { return ma.toOptions().port; } -function certhash(ma: Multiaddr): string { + +export function certhash(ma: Multiaddr): string { let tups = ma.stringTuples(); let certhash_value = tups.filter((tup) => tup[0] == CERTHASH_CODE).map((tup) => tup[1])[0]; if (!certhash_value) { throw new InvalidArgumentError('certhash not found in multiaddress'); } + return certhash_value; +} +function certhashToFingerprint(ma: Multiaddr): string { + let certhash_value = certhash(ma); // certhash_value is a multibase encoded multihash encoded string // the multiformats PR always encodes in base64 - let mbdecoded = base64.decode(certhash_value); + let mbdecoded = mbdecoder.decode(certhash_value); let mhdecoded = multihashes.decode(mbdecoded); let prefix = ''; switch (mhdecoded.name) { @@ -81,7 +91,7 @@ function ma2sdp(ma: Multiaddr, ufrag: string): string { .replace('%d', port(ma).toString()) .replace('%s', ufrag) .replace('%s', ufrag) - .replace('%s', certhash(ma)); + .replace('%s', certhashToFingerprint(ma)); } export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescriptionInit { From 2b845e0f4092e75601f6d9c16a6e64da02e1016d Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Mon, 15 Aug 2022 23:06:45 +0530 Subject: [PATCH 032/107] fix duplicate function --- src/sdp.ts | 6 ------ src/transport.ts | 2 +- 2 files changed, 1 insertion(+), 7 deletions(-) diff --git a/src/sdp.ts b/src/sdp.ts index 8d9e939..495ac7d 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -109,9 +109,3 @@ export function munge(desc: RTCSessionDescriptionInit, ufrag: string): RTCSessio throw new InvalidArgumentError("Can't munge a missing SDP"); } } - -export function getCerthashFromMultiaddr(ma: Multiaddr): string | undefined { - let tups = ma.stringTuples(); - let certhash_value = tups.filter((tup) => tup[0] == CERTHASH_CODE).map((tup) => tup[1])[0]; - return certhash_value; -} diff --git a/src/transport.ts b/src/transport.ts index 7a8bf63..d546b8d 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -126,7 +126,7 @@ export class WebRTCTransport implements Transport, Initializable { } private generateNoisePrologue(pc: RTCPeerConnection, ma: Multiaddr): Uint8Array { - let remoteCerthash = sdp.getCerthashFromMultiaddr(ma); + let remoteCerthash = sdp.certhash(ma); if (!remoteCerthash) { throw new InvalidArgumentError('no remote tls fingerprint in multiaddr'); } From 60df44867871964b3d5e25f965ca71a3e71754ed Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Mon, 15 Aug 2022 23:15:24 +0530 Subject: [PATCH 033/107] use new errors --- src/error.ts | 5 +++++ src/sdp.ts | 4 ++-- src/transport.ts | 10 +++++----- 3 files changed, 12 insertions(+), 7 deletions(-) diff --git a/src/error.ts b/src/error.ts index 30d33ba..88d085f 100644 --- a/src/error.ts +++ b/src/error.ts @@ -13,6 +13,7 @@ export enum codes { ERR_DATA_CHANNEL = 'ERR_DATA_CHANNEL', ERR_INVALID_MULTIADDR = 'ERR_INVALID_MULTIADDR', ERR_INVALID_PARAMETERS = 'ERR_INVALID_PARAMETERS', + ERR_HASH_NOT_SUPPORTED = 'ERR_HASH_NOT_SUPPORTED', ERR_NOT_IMPLEMENTED = 'ERR_NOT_IMPLEMENTED', ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS = 'ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS', ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS = 'ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS', @@ -25,6 +26,10 @@ export class InvalidArgumentError extends WebRTCTransportError { } } +export function unsupportedHashAlgorithm(algorithm: string) { + return createError(new UnsupportedHashAlgorithmError(algorithm), codes.ERR_HASH_NOT_SUPPORTED); +} + export class UnsupportedHashAlgorithmError extends WebRTCTransportError { constructor(algo: string) { let msg = `unsupported hash algorithm: ${algo}`; diff --git a/src/sdp.ts b/src/sdp.ts index 21c5fcf..f6640ef 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -1,4 +1,4 @@ -import { UnsupportedHashAlgorithmError, inappropriateMultiaddr, invalidArgument } from './error.js'; +import { inappropriateMultiaddr, invalidArgument, unsupportedHashAlgorithm } from './error.js'; import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import * as multihashes from 'multihashes'; @@ -75,7 +75,7 @@ function certhashToFingerprint(ma: Multiaddr): string { prefix = 'sha-512'; break; default: - throw new UnsupportedHashAlgorithmError(mhdecoded.name); + throw unsupportedHashAlgorithm(mhdecoded.name); } let fp = mhdecoded.digest.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), ''); diff --git a/src/transport.ts b/src/transport.ts index 4421e34..c320af9 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -15,7 +15,7 @@ import { base64 } from 'multiformats/bases/base64'; import { fromString as uint8arrayFromString } from 'uint8arrays/from-string'; import { concat } from 'uint8arrays/concat'; import * as multihashes from 'multihashes'; -import { inappropriateMultiaddr, unimplemented, InvalidArgumentError, UnsupportedHashAlgorithmError } from './error'; +import { inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm } from './error'; const log = logger('libp2p:webrtc:transport'); @@ -128,15 +128,15 @@ export class WebRTCTransport implements Transport, Initializable { private generateNoisePrologue(pc: RTCPeerConnection, ma: Multiaddr): Uint8Array { let remoteCerthash = sdp.certhash(ma); if (!remoteCerthash) { - throw new InvalidArgumentError('no remote tls fingerprint in multiaddr'); + throw inappropriateMultiaddr('no remote tls fingerprint in multiaddr'); } let remote = base64.decode(remoteCerthash); if (pc.getConfiguration().certificates?.length === 0) { - throw new InvalidArgumentError('no local certificate'); + throw invalidArgument('no local certificate'); } let localCert = pc.getConfiguration().certificates![0]; if (localCert.getFingerprints().length === 0) { - throw new InvalidArgumentError('no fingerprint on local certificate'); + throw invalidArgument('no fingerprint on local certificate'); } let localFingerprint = localCert.getFingerprints()[0]; @@ -154,7 +154,7 @@ export class WebRTCTransport implements Transport, Initializable { local = multihashes.encode(localFpArray, multihashes.names['sha2-512']); break; default: - throw new UnsupportedHashAlgorithmError(localFingerprint.algorithm || 'none'); + throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); } let prefix = uint8arrayFromString('libp2p-webrtc-noise:'); From cbb9864c31e27b269c83e33f0e0b2110e85c16df Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Mon, 15 Aug 2022 23:18:24 +0530 Subject: [PATCH 034/107] remove comment --- src/sdp.ts | 1 - 1 file changed, 1 deletion(-) diff --git a/src/sdp.ts b/src/sdp.ts index f6640ef..b4cc7dd 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -60,7 +60,6 @@ export function certhash(ma: Multiaddr): string { function certhashToFingerprint(ma: Multiaddr): string { let certhash_value = certhash(ma); // certhash_value is a multibase encoded multihash encoded string - // the multiformats PR always encodes in base64 let mbdecoded = mbdecoder.decode(certhash_value); let mhdecoded = multihashes.decode(mbdecoded); let prefix = ''; From 2859c7554fc347bbd1740b70c21da0347e733254 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Mon, 29 Aug 2022 18:54:11 -0600 Subject: [PATCH 035/107] Initial pass at the README --- README.md | 73 ++++++++++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 72 insertions(+), 1 deletion(-) diff --git a/README.md b/README.md index 3450546..d05692b 100644 --- a/README.md +++ b/README.md @@ -1,11 +1,82 @@ -# @libp2p/webrtc +# @libp2p/webrtc + +[![libp2p.io](https://img.shields.io/badge/project-libp2p-yellow.svg?style=flat-square)](http://libp2p.io/) +[![IRC](https://img.shields.io/badge/freenode-%23libp2p-yellow.svg?style=flat-square)](http://webchat.freenode.net/?channels=%23libp2p) +[![Discuss](https://img.shields.io/discourse/https/discuss.libp2p.io/posts.svg?style=flat-square)](https://discuss.libp2p.io) +[![codecov](https://img.shields.io/codecov/c/github/little-bear-labs//js-libp2p-webrtc.svg?style=flat-square)](https://codecov.io/gh/little-bear-labs//js-libp2p-webrtc) +[![CI](https://img.shields.io/github/workflow/status/libp2p/js-libp2p-interfaces/test%20&%20maybe%20release/master?style=flat-square)](https://github.com/little-bear-labs//js-libp2p-webrtc/actions/workflows/js-test-and-release.yml) + +> The browser implementation of the WebRTC module for libp2p. + +## Table of contents + +- [Install](#install) +- [Usage](#usage) +- [API](#api) + - [Transport](#transport) + - [Connection](#connection) +- [Contribute](#contribute) +- [Contribute](#contribute-1) +- [License](#license) +- [Contribution](#contribution) ## Install +```shell +npm i @libp2p/webrtc +``` + ## Usage +```js +import { WebRTCTransport } from '@libp2p/webrtc'; +import { multiaddr } from '@multiformats/multiaddr'; +import { pipe } from 'it-pipe'; +import all from 'it-all'; + +const webrtc = new WebRTCTransport(); +const addr = multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ'); +const socket = await webrtc.dial(addr); +const values = await pipe(socket, all); +``` ## API +### Transport + +[![](https://raw.githubusercontent.com/libp2p/js-libp2p-interfaces/master/packages/libp2p-interfaces/src/transport/img/badge.png)](https://github.com/libp2p/js-libp2p-interfaces/tree/master/packages/libp2p-interfaces/src/transport) + +`libp2p-webrtc` accepts WebRTC encapsulated addresses: `/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ` + +### Connection + +[![](https://raw.githubusercontent.com/libp2p/js-libp2p-interfaces/master/packages/libp2p-interfaces/src/connection/img/badge.png)](https://github.com/libp2p/js-libp2p-interfaces/tree/master/packages/libp2p-interfaces/src/connection) + ## Contribute +Contributions are welcome! The libp2p implementation in JavaScript is a work in progress. As such, there's a few things you can do right now to help out: + +- [Check out the existing issues](//github.com/little-bear-labs//js-libp2p-webrtc/issues). +- **Perform code reviews**. +- **Add tests**. There can never be enough tests. + +Please be aware that all interactions related to libp2p are subject to the IPFS [Code of Conduct](https://github.com/ipfs/community/blob/master/code-of-conduct.md). + +Small note: If editing the README, please conform to the [standard-readme](https://github.com/RichardLitt/standard-readme) specification. + +## Contribute + +The libp2p implementation in JavaScript is a work in progress. As such, there are a few things you can do right now to help out: + +- Go through the modules and **check out existing issues**. This is especially useful for modules in active development. Some knowledge of IPFS/libp2p may be required, as well as the infrastructure behind it - for instance, you may need to read up on p2p and more complex operations like muxing to be able to help technically. +- **Perform code reviews**. More eyes will help a) speed the project along b) ensure quality and c) reduce possible future bugs. + ## License + +Licensed under either of + +- Apache 2.0, ([LICENSE-APACHE](LICENSE-APACHE) / ) +- MIT ([LICENSE-MIT](LICENSE-MIT) / ) + +## Contribution + +Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any additional terms or conditions. \ No newline at end of file From 17f9f5a814269a5153f4d716fdbc84a40647ffe3 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Wed, 31 Aug 2022 08:02:14 -0600 Subject: [PATCH 036/107] Add CI templates --- .github/dependabot.yml | 8 ++ .github/workflows/automerge.yml | 11 ++ .github/workflows/js-test-and-release.yml | 148 ++++++++++++++++++++++ 3 files changed, 167 insertions(+) create mode 100644 .github/dependabot.yml create mode 100644 .github/workflows/automerge.yml create mode 100644 .github/workflows/js-test-and-release.yml diff --git a/.github/dependabot.yml b/.github/dependabot.yml new file mode 100644 index 0000000..3f8f5b2 --- /dev/null +++ b/.github/dependabot.yml @@ -0,0 +1,8 @@ +version: 2 +updates: +- package-ecosystem: npm + directory: "/" + schedule: + interval: daily + time: "10:00" + open-pull-requests-limit: 10 \ No newline at end of file diff --git a/.github/workflows/automerge.yml b/.github/workflows/automerge.yml new file mode 100644 index 0000000..a5bbe96 --- /dev/null +++ b/.github/workflows/automerge.yml @@ -0,0 +1,11 @@ +# File managed by web3-bot. DO NOT EDIT. +# See https://github.com/protocol/.github/ for details. + +name: Automerge +on: [ pull_request ] + +jobs: + automerge: + uses: protocol/.github/.github/workflows/automerge.yml@master + with: + job: 'automerge' \ No newline at end of file diff --git a/.github/workflows/js-test-and-release.yml b/.github/workflows/js-test-and-release.yml new file mode 100644 index 0000000..4d5d550 --- /dev/null +++ b/.github/workflows/js-test-and-release.yml @@ -0,0 +1,148 @@ +# File managed by web3-bot. DO NOT EDIT. +# See https://github.com/protocol/.github/ for details. + +name: test & maybe release +on: + push: + branches: + - master # with #262 - ${{{ github.default_branch }}} + pull_request: + branches: + - master # with #262 - ${{{ github.default_branch }}} + +jobs: + + check: + runs-on: ubuntu-latest + steps: + - uses: actions/checkout@v3 + - uses: actions/setup-node@v2 + with: + node-version: lts/* + - uses: ipfs/aegir/actions/cache-node-modules@master + - run: npm run --if-present lint + - run: npm run --if-present dep-check + + test-node: + needs: check + runs-on: ${{ matrix.os }} + strategy: + matrix: + os: [windows-latest, ubuntu-latest, macos-latest] + node: [16] + fail-fast: true + steps: + - uses: actions/checkout@v3 + - uses: actions/setup-node@v2 + with: + node-version: ${{ matrix.node }} + - uses: ipfs/aegir/actions/cache-node-modules@master + - run: npm run --if-present test:node + - uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0 + with: + flags: node + + test-chrome: + needs: check + runs-on: ubuntu-latest + steps: + - uses: actions/checkout@v3 + - uses: actions/setup-node@v2 + with: + node-version: lts/* + - uses: ipfs/aegir/actions/cache-node-modules@master + - run: npm run --if-present test:chrome + - uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0 + with: + flags: chrome + + test-chrome-webworker: + needs: check + runs-on: ubuntu-latest + steps: + - uses: actions/checkout@v3 + - uses: actions/setup-node@v2 + with: + node-version: lts/* + - uses: ipfs/aegir/actions/cache-node-modules@master + - run: npm run --if-present test:chrome-webworker + - uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0 + with: + flags: chrome-webworker + + test-firefox: + needs: check + runs-on: ubuntu-latest + steps: + - uses: actions/checkout@v3 + - uses: actions/setup-node@v2 + with: + node-version: lts/* + - uses: ipfs/aegir/actions/cache-node-modules@master + - run: npm run --if-present test:firefox + - uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0 + with: + flags: firefox + + test-firefox-webworker: + needs: check + runs-on: ubuntu-latest + steps: + - uses: actions/checkout@v3 + - uses: actions/setup-node@v2 + with: + node-version: lts/* + - uses: ipfs/aegir/actions/cache-node-modules@master + - run: npm run --if-present test:firefox-webworker + - uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0 + with: + flags: firefox-webworker + + test-electron-main: + needs: check + runs-on: ubuntu-latest + steps: + - uses: actions/checkout@v3 + - uses: actions/setup-node@v2 + with: + node-version: lts/* + - uses: ipfs/aegir/actions/cache-node-modules@master + - run: npx xvfb-maybe npm run --if-present test:electron-main + - uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0 + with: + flags: electron-main + + test-electron-renderer: + needs: check + runs-on: ubuntu-latest + steps: + - uses: actions/checkout@v3 + - uses: actions/setup-node@v2 + with: + node-version: lts/* + - uses: ipfs/aegir/actions/cache-node-modules@master + - run: npx xvfb-maybe npm run --if-present test:electron-renderer + - uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0 + with: + flags: electron-renderer + + release: + needs: [test-node, test-chrome, test-chrome-webworker, test-firefox, test-firefox-webworker, test-electron-main, test-electron-renderer] + runs-on: ubuntu-latest + if: github.event_name == 'push' && github.ref == 'refs/heads/master' # with #262 - 'refs/heads/${{{ github.default_branch }}}' + steps: + - uses: actions/checkout@v3 + with: + fetch-depth: 0 + - uses: actions/setup-node@v2 + with: + node-version: lts/* + - uses: ipfs/aegir/actions/cache-node-modules@master + - uses: ipfs/aegir/actions/docker-login@master + with: + docker-token: ${{ secrets.DOCKER_TOKEN }} + docker-username: ${{ secrets.DOCKER_USERNAME }} + - run: npm run --if-present release + env: + GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} + NPM_TOKEN: ${{ secrets.NPM_TOKEN }} \ No newline at end of file From db6d1b82b36802730a2f32b7b895ecdbbd4b019e Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Wed, 31 Aug 2022 08:26:05 -0600 Subject: [PATCH 037/107] Add full aegir scripts to package.json --- package.json | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/package.json b/package.json index db20d7a..03dd825 100644 --- a/package.json +++ b/package.json @@ -10,7 +10,13 @@ "build": "aegir build", "test": "aegir test", "test:browser": "aegir test --target browser", - "format": "prettier --write src/*.ts" + "test:node": "aegir test -t node --cov", + "test:electron-main": "aegir test -t electron-main", + "format": "prettier --write src/*.ts", + "clean": "aegir clean", + "lint": "aegir lint", + "dep-check": "aegir dep-check", + "release": "aegir release" }, "devDependencies": { "@libp2p/interface-mocks": "^4.0.1", From d9168c91ffc237412162e6b6ff6fa7a4f7ef84e6 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Wed, 31 Aug 2022 18:35:02 -0600 Subject: [PATCH 038/107] Revive aegir linting --- .aegir.js | 8 ++++ .eslintrc.js | 51 ----------------------- .github/dependabot.yml | 2 +- .github/workflows/automerge.yml | 2 +- .github/workflows/js-test-and-release.yml | 2 +- package.json | 20 +++++++-- tsconfig.json | 5 +-- 7 files changed, 29 insertions(+), 61 deletions(-) create mode 100644 .aegir.js delete mode 100644 .eslintrc.js diff --git a/.aegir.js b/.aegir.js new file mode 100644 index 0000000..d5ec69f --- /dev/null +++ b/.aegir.js @@ -0,0 +1,8 @@ +export default { + build: { + config: { + platform: 'node' + }, + bundlesizeMax: '31KB' + } +} diff --git a/.eslintrc.js b/.eslintrc.js deleted file mode 100644 index 1d38b75..0000000 --- a/.eslintrc.js +++ /dev/null @@ -1,51 +0,0 @@ -module.exports = { - parser: '@typescript-eslint/parser', - plugins: [ - '@typescript-eslint', - 'eslint-plugin-prettier', - 'autofix', - 'import', - 'compat', - 'prettier', - 'unused-imports', - 'react-perf', - ], - rules: { - '@typescript-eslint/explicit-module-boundary-types': 'off', - '@typescript-eslint/no-var-requires': 0, - '@typescript-eslint/ban-ts-comment': 0, - '@typescript-eslint/no-empty-interface': 0, - '@typescript-eslint/ban-types': 0, - '@typescript-eslint/no-explicit-any': 0, - '@typescript-eslint/no-non-null-assertion': 0, - 'prettier/prettier': 'error', - 'import/order': 'error', - 'function-paren-newline': ['error', 'consistent'], - 'array-callback-return': 0, - '@typescript-eslint/no-unused-vars': 1, - 'function-paren-newline': 0, - 'unused-imports/no-unused-imports-ts': 2, - camelcase: 0, - 'react-hooks/exhaustive-deps': 1, - 'no-use-before-define': 'off', - '@typescript-eslint/no-use-before-define': ['error'], - }, - extends: [ - 'react-app', - 'eslint:recommended', - 'plugin:@typescript-eslint/recommended', - 'prettier', - 'plugin:import/errors', - 'plugin:import/warnings', - 'plugin:import/typescript', - 'plugin:markdown/recommended', - ], - overrides: [ - { - files: ['**/workers/*.ts'], - rules: { - 'no-restricted-globals': 'off', - }, - }, - ], -}; diff --git a/.github/dependabot.yml b/.github/dependabot.yml index 3f8f5b2..290ad02 100644 --- a/.github/dependabot.yml +++ b/.github/dependabot.yml @@ -5,4 +5,4 @@ updates: schedule: interval: daily time: "10:00" - open-pull-requests-limit: 10 \ No newline at end of file + open-pull-requests-limit: 10 diff --git a/.github/workflows/automerge.yml b/.github/workflows/automerge.yml index a5bbe96..3833fc2 100644 --- a/.github/workflows/automerge.yml +++ b/.github/workflows/automerge.yml @@ -8,4 +8,4 @@ jobs: automerge: uses: protocol/.github/.github/workflows/automerge.yml@master with: - job: 'automerge' \ No newline at end of file + job: 'automerge' diff --git a/.github/workflows/js-test-and-release.yml b/.github/workflows/js-test-and-release.yml index 4d5d550..b02826b 100644 --- a/.github/workflows/js-test-and-release.yml +++ b/.github/workflows/js-test-and-release.yml @@ -145,4 +145,4 @@ jobs: - run: npm run --if-present release env: GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }} - NPM_TOKEN: ${{ secrets.NPM_TOKEN }} \ No newline at end of file + NPM_TOKEN: ${{ secrets.NPM_TOKEN }} diff --git a/package.json b/package.json index 03dd825..266eb4c 100644 --- a/package.json +++ b/package.json @@ -6,12 +6,26 @@ "author": "", "license": "Apache-2.0 or MIT", "type": "module", + "eslintConfig": { + "extends": "ipfs", + "parserOptions": { + "sourceType": "module" + } + }, + "engines": { + "node": ">=16.0.0", + "npm": ">=7.0.0" + }, + "files": [ + "src", + "dist/src", + "!dist/test", + "!**/*.tsbuildinfo" + ], "scripts": { "build": "aegir build", "test": "aegir test", "test:browser": "aegir test --target browser", - "test:node": "aegir test -t node --cov", - "test:electron-main": "aegir test -t electron-main", "format": "prettier --write src/*.ts", "clean": "aegir clean", "lint": "aegir lint", @@ -39,7 +53,7 @@ "@libp2p/logger": "^2.0.0", "@libp2p/multistream-select": "^3.0.0", "@libp2p/peer-id": "^1.1.15", - "@multiformats/multiaddr": "file:../js-multiaddr", + "@multiformats/multiaddr": "^10.4.0", "abortable-iterator": "^4.0.2", "err-code": "^3.0.1", "it-merge": "^1.0.4", diff --git a/tsconfig.json b/tsconfig.json index db30ecc..21a76c7 100644 --- a/tsconfig.json +++ b/tsconfig.json @@ -2,10 +2,7 @@ "extends": "aegir/src/config/tsconfig.aegir.json", "compilerOptions": { "outDir": "dist", - "emitDeclarationOnly": false, - "module": "ES2020", - "importsNotUsedAsValues": "preserve", - "moduleResolution": "node" + "importsNotUsedAsValues": "preserve" }, "include": [ "src", From 02adfaa637345b4637703805e8c8f3da565abf18 Mon Sep 17 00:00:00 2001 From: John Turpish <97759690+John-LittleBearLabs@users.noreply.github.com> Date: Fri, 2 Sep 2022 09:04:26 -0400 Subject: [PATCH 039/107] Unit testing WebRTCTransport (#19) Also implemented Transport.filter --- package.json | 3 +- src/options.ts | 3 +- src/sdp.ts | 44 ++++++++--------- src/transport.ts | 54 +++++++++++++++----- test/sdp.spec.ts | 26 ++++++++++ test/transport.browser.spec.ts | 90 ++++++++++++++++++++++++++++++++++ 6 files changed, 181 insertions(+), 39 deletions(-) create mode 100644 test/transport.browser.spec.ts diff --git a/package.json b/package.json index db20d7a..cf2d0c0 100644 --- a/package.json +++ b/package.json @@ -8,8 +8,7 @@ "type": "module", "scripts": { "build": "aegir build", - "test": "aegir test", - "test:browser": "aegir test --target browser", + "test": "aegir test --target browser", "format": "prettier --write src/*.ts" }, "devDependencies": { diff --git a/src/options.ts b/src/options.ts index 7613aea..0af8b64 100644 --- a/src/options.ts +++ b/src/options.ts @@ -6,4 +6,5 @@ export interface WebRTCListenerOptions extends CreateListenerOptions { // channelOptions?: WebRTCReceiverInit } -export interface WebRTCDialOptions extends DialOptions {} +export interface WebRTCDialOptions extends DialOptions { +} diff --git a/src/sdp.ts b/src/sdp.ts index b4cc7dd..04d4c22 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -14,22 +14,6 @@ const mbdecoder = (function () { })(); const CERTHASH_CODE: number = 466; -const ANSWER_SDP_FORMAT: string = ` -v=0 -o=- 0 0 IN %s %s -s=- -c=IN %s %s -t=0 0 -m=application %d UDP/DTLS/SCTP webrtc-datachannel -a=mid:0 -a=ice-options:ice2 -a=ice-ufrag:%s -a=ice-pwd:%s -a=fingerprint:%s -a=setup:actpass -a=sctp-port:5000 -a=max-message-size:100000 -`; function ipv(ma: Multiaddr): string { for (let proto of ma.protoNames()) { @@ -84,14 +68,26 @@ function certhashToFingerprint(ma: Multiaddr): string { } function ma2sdp(ma: Multiaddr, ufrag: string): string { - return ANSWER_SDP_FORMAT.replace('%s', ipv(ma)) - .replace('%s', ip(ma)) - .replace('%s', ipv(ma)) - .replace('%s', ip(ma)) - .replace('%d', port(ma).toString()) - .replace('%s', ufrag) - .replace('%s', ufrag) - .replace('%s', certhashToFingerprint(ma)); + const IP = ip(ma); + const IPVERSION = ipv(ma); + const PORT = port(ma); + const CERTFP = certhashToFingerprint(ma); + return `v=0 +o=- 0 0 IN ${IPVERSION} ${IP} +s=- +c=IN ${IPVERSION} ${IP} +t=0 0 +a=ice-lite +m=application ${PORT} UDP/DTLS/SCTP webrtc-datachannel +a=mid:0 +a=setup:active +a=ice-options:ice2 +a=ice-ufrag:${ufrag} +a=ice-pwd:${ufrag} +a=fingerprint:${CERTFP} +a=sctp-port:5000 +a=max-message-size:100000 +a=candidate:1 1 UDP 1 ${IP} ${PORT} typ host`; } export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescriptionInit { diff --git a/src/transport.ts b/src/transport.ts index c320af9..5476ca5 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -6,7 +6,8 @@ import { WebRTCStream } from './stream'; import { Noise, stablelib } from '@chainsafe/libp2p-noise'; import { Components, Initializable } from '@libp2p/components'; import { Connection } from '@libp2p/interface-connection'; -import { CreateListenerOptions, DialOptions, Listener, symbol, Transport } from '@libp2p/interface-transport'; +import type { PeerId } from '@libp2p/interface-peer-id' +import { CreateListenerOptions, Listener, symbol, Transport } from '@libp2p/interface-transport'; import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; @@ -18,6 +19,7 @@ import * as multihashes from 'multihashes'; import { inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm } from './error'; const log = logger('libp2p:webrtc:transport'); +const HANDSHAKE_TIMEOUT_MS = 10000; export class WebRTCTransport implements Transport, Initializable { private componentsPromise: DeferredPromise = defer(); @@ -28,7 +30,7 @@ export class WebRTCTransport implements Transport, Initializable { this.components = components; } - async dial(ma: Multiaddr, options: DialOptions): Promise { + async dial(ma: Multiaddr, options: WebRTCDialOptions): Promise { const rawConn = await this._connect(ma, options); log(`dialing address - ${ma}`); return rawConn; @@ -39,7 +41,7 @@ export class WebRTCTransport implements Transport, Initializable { } filter(multiaddrs: Multiaddr[]): Multiaddr[] { - return []; + return multiaddrs.filter(validMa); } get [Symbol.toStringTag](): string { @@ -51,18 +53,23 @@ export class WebRTCTransport implements Transport, Initializable { } async _connect(ma: Multiaddr, options: WebRTCDialOptions): Promise { + let rps = ma.getPeerId(); + if (!rps) { + throw inappropriateMultiaddr("we need to have the remote's PeerId"); + } + let peerConnection = new RTCPeerConnection(); + // create data channel let handshakeDataChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); // // create offer sdp let offerSdp = await peerConnection.createOffer(); - console.log(offerSdp); // // // generate random string for ufrag let ufrag = genUuid(); - // + // // munge sdp with ufrag = pwd offerSdp = sdp.munge(offerSdp, ufrag); @@ -74,25 +81,32 @@ export class WebRTCTransport implements Transport, Initializable { // // construct answer sdp from multiaddr let answerSdp = sdp.fromMultiAddr(ma, ufrag); - // + // // // set remote description peerConnection.setRemoteDescription(answerSdp); + // // // // wait for peerconnection.onopen to fire, or for the datachannel to open let dataChannelOpenPromise = defer(); + handshakeDataChannel.onopen = (_) => dataChannelOpenPromise.resolve(); - setTimeout(dataChannelOpenPromise.reject, 10000); + handshakeDataChannel.onerror = (ev: Event) => { + log.error('Error opening a data channel for handshaking: %s', ev.toString()); + dataChannelOpenPromise.reject(); + }; + setTimeout(() => { + log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); + dataChannelOpenPromise.reject(); + }, HANDSHAKE_TIMEOUT_MS); + await dataChannelOpenPromise.promise; + await this.componentsPromise.promise; - let myPeerId = this.components!.getPeerId(); - let rps = ma.getPeerId(); - if (!rps) { - throw inappropriateMultiaddr("we need to have the remote's PeerId"); - } + let myPeerId = await this.getPeerId(); let theirPeerId = p.peerIdFromString(rps); // do noise handshake @@ -163,4 +177,20 @@ export class WebRTCTransport implements Transport, Initializable { let result = concat([prefix, ...fps]); return result; } + + public async getPeerId(): Promise { + await this.componentsPromise.promise; + return this.components!.getPeerId(); + } +} + +const WEBRTC_CODE: number = 280; +const CERTHASH_CODE: number = 466; + +function validMa(ma: Multiaddr): boolean { + let codes = ma.protoCodes(); + return codes.includes(WEBRTC_CODE) + && codes.includes(CERTHASH_CODE) + && ma.getPeerId() != null; } + diff --git a/test/sdp.spec.ts b/test/sdp.spec.ts index f4651db..14935f3 100644 --- a/test/sdp.spec.ts +++ b/test/sdp.spec.ts @@ -1,6 +1,8 @@ import { Multiaddr } from '@multiformats/multiaddr'; import { expect } from 'chai'; import * as underTest from '../src/sdp.js'; +import { bases } from 'multiformats/basics'; +import * as multihashes from 'multihashes'; const an_sdp = ` v=0 @@ -21,11 +23,33 @@ a=max-message-size:100000 describe('SDP creation', () => { it('handles simple blue sky easily enough', async () => { + return; let ma = new Multiaddr('/ip4/192.168.0.152/udp/2345/webrtc/certhash/uEiC5LhHPI__aMbu7XAqd2Q4gB-K7YS8flM_lLg4FXE6KiA'); let ufrag = 'MyUserFragment'; let sdp = underTest.fromMultiAddr(ma, ufrag); expect(sdp.sdp).to.equal(an_sdp); }); + + it('extracts certhash', () => { + let ma = new Multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ'); + let c = underTest.certhash(ma); + expect(c).to.equal('uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ'); + const mbdecoder = (function () { + const decoders = Object.values(bases).map((b) => b.decoder); + let acc = decoders[0].or(decoders[1]); + decoders.slice(2).forEach((d) => (acc = acc.or(d))); + return acc; + })(); + + let mbdecoded = mbdecoder.decode(c); + let mhdecoded = multihashes.decode(mbdecoded); + //sha2-256 multihash 0x12 permanent + // https://github.com/multiformats/multicodec/blob/master/table.csv + expect(mhdecoded.name).to.equal('sha2-256'); + expect(mhdecoded.code).to.equal(0x12); + expect(mhdecoded.length).to.equal(32); + expect(mhdecoded.digest.toString()).to.equal('114,104,71,205,72,176,94,197,96,77,21,156,191,64,29,111,0,161,35,236,144,23,14,44,209,179,143,210,157,55,229,177'); + }); }); describe('SDP munging', () => { @@ -48,4 +72,6 @@ a=sctp-port:5000 a=max-message-size:100000 `); }); + + }); diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts new file mode 100644 index 0000000..0e45046 --- /dev/null +++ b/test/transport.browser.spec.ts @@ -0,0 +1,90 @@ +import * as underTest from '../src/transport.js'; +import { UnimplementedError } from '../src/error.js'; +import { Components } from '@libp2p/components'; +import { mockUpgrader } from '@libp2p/interface-mocks'; +import { CreateListenerOptions, symbol } from '@libp2p/interface-transport'; +import { Multiaddr } from '@multiformats/multiaddr'; +import { expect } from 'chai'; + +function ignoredDialOption(): CreateListenerOptions { + let u = mockUpgrader({}); + return { + upgrader: u, + }; +} + +describe('basic transport tests', () => { + it('Can construct', () => { + let t = new underTest.WebRTCTransport(); + expect(t.constructor.name).to.equal('WebRTCTransport'); + }); + + it('init does not throw', () => { + let t = new underTest.WebRTCTransport(); + t.init(new Components()); + }); + + it('createListner does throw', () => { + let t = new underTest.WebRTCTransport(); + try { + t.createListener(ignoredDialOption()); + expect('Should have thrown').to.equal('but did not'); + } catch (e) { + expect(e).to.be.instanceOf(UnimplementedError); + } + }); + + it('toString includes the toStringTag', () => { + let t = new underTest.WebRTCTransport(); + let s = t.toString(); + expect(s).to.contain('@libp2p/webrtc'); + }); + + it('toString property getter', () => { + let t = new underTest.WebRTCTransport(); + let s = t[Symbol.toStringTag]; + expect(s).to.equal('@libp2p/webrtc'); + }); + + it('symbol property getter', () => { + let t = new underTest.WebRTCTransport(); + let s = t[symbol]; + expect(s).to.equal(true); + }); + + it('filter gets rid of some invalids and returns a valid', async () => { + let mas: Multiaddr[] = [ + '/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ', + '/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd', + '/ip4/1.2.3.4/udp/1234/webrtc/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd', + '/ip4/1.2.3.4/udp/1234/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd', + ].map((s) => { + return new Multiaddr(s); + }); + let t = new underTest.WebRTCTransport(); + let result = t.filter(mas); + let expected: Multiaddr[] = [ + new Multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd'), + ]; + expect(result).to.not.be.null(); + expect(result.constructor.name).to.equal('Array'); + expect(expected.constructor.name).to.equal('Array'); + expect(result).to.eql(expected); + }); + + it('throws appropriate error when dialing someone without a peer ID', async () => { + let ma = new Multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ'); + let t = new underTest.WebRTCTransport(); + try { + let conn = await t.dial(ma, ignoredDialOption()); + expect(conn.toString()).to.equal('Should have thrown'); + } catch (e) { + expect(e).to.be.instanceOf(Error); + if (e instanceof Error) { + // let err: Error = e; + expect(e.message).to.contain('PeerId'); + } + } + }); + it('scratch', async () => {}); +}); From dc2042f4edc5442c8e3ca6212a253a29fadd4b02 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Fri, 2 Sep 2022 09:07:07 -0400 Subject: [PATCH 040/107] Add message framing to support half-close and reset of stream --- .eslintrc.js | 9 +-- package.json | 7 ++- proto_ts/message.ts | 104 ++++++++++++++++++++++++++++++++ src/message.proto | 19 ++++++ src/stream.ts | 54 +++++++++++++++-- src/transport.ts | 1 - test/connection.browser.spec.ts | 35 ++++++----- test/sdp.spec.ts | 28 ++++----- test/stream.browser.spec.ts | 6 +- test/transport.browser.spec.ts | 11 ++-- tsconfig.json | 5 +- 11 files changed, 221 insertions(+), 58 deletions(-) create mode 100644 proto_ts/message.ts create mode 100644 src/message.proto diff --git a/.eslintrc.js b/.eslintrc.js index 1d38b75..e6e2407 100644 --- a/.eslintrc.js +++ b/.eslintrc.js @@ -10,6 +10,7 @@ module.exports = { 'unused-imports', 'react-perf', ], + ignorePatterns: ['**/proto_ts/**/*'], rules: { '@typescript-eslint/explicit-module-boundary-types': 'off', '@typescript-eslint/no-var-requires': 0, @@ -40,12 +41,4 @@ module.exports = { 'plugin:import/typescript', 'plugin:markdown/recommended', ], - overrides: [ - { - files: ['**/workers/*.ts'], - rules: { - 'no-restricted-globals': 'off', - }, - }, - ], }; diff --git a/package.json b/package.json index cf2d0c0..925e9b4 100644 --- a/package.json +++ b/package.json @@ -7,6 +7,8 @@ "license": "Apache-2.0 or MIT", "type": "module", "scripts": { + "autogen": "npx protoc --ts_out proto_ts --proto_path src src/*.proto", + "othergen": "./node_modules/.bin/proto-loader-gen-types --longs=String --enums=String --defaults --oneofs --grpcLib=@grpc/grpc-js --outDir=proto_ts/ src/*.proto", "build": "aegir build", "test": "aegir test --target browser", "format": "prettier --write src/*.ts" @@ -32,7 +34,10 @@ "@libp2p/logger": "^2.0.0", "@libp2p/multistream-select": "^3.0.0", "@libp2p/peer-id": "^1.1.15", - "@multiformats/multiaddr": "file:../js-multiaddr", + "@multiformats/multiaddr": "^10.4.0", + "@protobuf-ts/plugin": "^2.8.0", + "@protobuf-ts/protoc": "^2.8.0", + "@protobuf-ts/runtime": "^2.8.0", "abortable-iterator": "^4.0.2", "err-code": "^3.0.1", "it-merge": "^1.0.4", diff --git a/proto_ts/message.ts b/proto_ts/message.ts new file mode 100644 index 0000000..79dd7fe --- /dev/null +++ b/proto_ts/message.ts @@ -0,0 +1,104 @@ +// @generated by protobuf-ts 2.8.0 +// @generated from protobuf file "message.proto" (package "webrtc.pb", syntax proto2) +// tslint:disable +import type { BinaryWriteOptions } from "@protobuf-ts/runtime"; +import type { IBinaryWriter } from "@protobuf-ts/runtime"; +import { WireType } from "@protobuf-ts/runtime"; +import type { BinaryReadOptions } from "@protobuf-ts/runtime"; +import type { IBinaryReader } from "@protobuf-ts/runtime"; +import { UnknownFieldHandler } from "@protobuf-ts/runtime"; +import type { PartialMessage } from "@protobuf-ts/runtime"; +import { reflectionMergePartial } from "@protobuf-ts/runtime"; +import { MESSAGE_TYPE } from "@protobuf-ts/runtime"; +import { MessageType } from "@protobuf-ts/runtime"; +/** + * @generated from protobuf message webrtc.pb.Message + */ +export interface Message { + /** + * @generated from protobuf field: optional webrtc.pb.Message.Flag flag = 1; + */ + flag?: Message_Flag; + /** + * @generated from protobuf field: optional bytes message = 2; + */ + message?: Uint8Array; +} +/** + * @generated from protobuf enum webrtc.pb.Message.Flag + */ +export enum Message_Flag { + /** + * The sender will no longer send messages. + * + * @generated from protobuf enum value: CLOSE_WRITE = 0; + */ + CLOSE_WRITE = 0, + /** + * The sender will no longer read messages. + * + * @generated from protobuf enum value: CLOSE_READ = 1; + */ + CLOSE_READ = 1, + /** + * The local endpoint abruptly terminates the stream. The remote endpoint + * may discard any in-flight data. + * + * @generated from protobuf enum value: RESET = 2; + */ + RESET = 2 +} +// @generated message type with reflection information, may provide speed optimized methods +class Message$Type extends MessageType { + constructor() { + super("webrtc.pb.Message", [ + { no: 1, name: "flag", kind: "enum", opt: true, T: () => ["webrtc.pb.Message.Flag", Message_Flag] }, + { no: 2, name: "message", kind: "scalar", opt: true, T: 12 /*ScalarType.BYTES*/ } + ]); + } + create(value?: PartialMessage): Message { + const message = {}; + globalThis.Object.defineProperty(message, MESSAGE_TYPE, { enumerable: false, value: this }); + if (value !== undefined) + reflectionMergePartial(this, message, value); + return message; + } + internalBinaryRead(reader: IBinaryReader, length: number, options: BinaryReadOptions, target?: Message): Message { + let message = target ?? this.create(), end = reader.pos + length; + while (reader.pos < end) { + let [fieldNo, wireType] = reader.tag(); + switch (fieldNo) { + case /* optional webrtc.pb.Message.Flag flag */ 1: + message.flag = reader.int32(); + break; + case /* optional bytes message */ 2: + message.message = reader.bytes(); + break; + default: + let u = options.readUnknownField; + if (u === "throw") + throw new globalThis.Error(`Unknown field ${fieldNo} (wire type ${wireType}) for ${this.typeName}`); + let d = reader.skip(wireType); + if (u !== false) + (u === true ? UnknownFieldHandler.onRead : u)(this.typeName, message, fieldNo, wireType, d); + } + } + return message; + } + internalBinaryWrite(message: Message, writer: IBinaryWriter, options: BinaryWriteOptions): IBinaryWriter { + /* optional webrtc.pb.Message.Flag flag = 1; */ + if (message.flag !== undefined) + writer.tag(1, WireType.Varint).int32(message.flag); + /* optional bytes message = 2; */ + if (message.message !== undefined) + writer.tag(2, WireType.LengthDelimited).bytes(message.message); + let u = options.writeUnknownFields; + if (u !== false) + (u == true ? UnknownFieldHandler.onWrite : u)(this.typeName, message, writer); + return writer; + } +} +/** + * @generated MessageType for protobuf message webrtc.pb.Message + */ +export const Message = new Message$Type(); diff --git a/src/message.proto b/src/message.proto new file mode 100644 index 0000000..33c2f4c --- /dev/null +++ b/src/message.proto @@ -0,0 +1,19 @@ +syntax = "proto2"; + +package webrtc.pb; + +message Message { + enum Flag { + // The sender will no longer send messages. + CLOSE_WRITE = 0; + // The sender will no longer read messages. + CLOSE_READ = 1; + // The local endpoint abruptly terminates the stream. The remote endpoint + // may discard any in-flight data. + RESET = 2; + } + + optional Flag flag=1; + + optional bytes message = 2; +} \ No newline at end of file diff --git a/src/stream.ts b/src/stream.ts index f0b2f8d..4ae8948 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -7,6 +7,7 @@ import merge from 'it-merge'; import { Uint8ArrayList } from 'uint8arraylist'; import { fromString } from 'uint8arrays/from-string'; import { logger } from '@libp2p/logger'; +import * as pb from '../proto_ts/message'; const log = logger('libp2p:webrtc:stream'); @@ -97,7 +98,27 @@ export class WebRTCStream implements Stream { res = new Uint8Array(data as ArrayBuffer); } log.trace(`[stream:${this.id}][${this.stat.direction}] received message: length: ${res.length} ${res}`); - (this.source as Pushable).push(new Uint8ArrayList(res)); + let m = pb.Message.fromBinary(res); + log(`[stream:${this.id}][${this.stat.direction}] received pb.Message: ${Object.entries(m)}`); + switch (m.flag) { + case undefined: + break; //regular message only + case pb.Message_Flag.CLOSE_READ: + log.trace('Received close-read flag.'); + this.closeWrite(); + break; + case pb.Message_Flag.CLOSE_WRITE: + log.trace('Received close-write flag.'); + this.closeRead(); + break; + case pb.Message_Flag.RESET: + log.trace('Received reset flag.'); + this.reset(); + } + if (m.message) { + log.trace('%s incoming message %s', this.id, m.message); + (this.source as Pushable).push(new Uint8ArrayList(m.message)); + } }; this.channel.onclose = (_evt) => { @@ -128,7 +149,10 @@ export class WebRTCStream implements Stream { if (closed || this.writeClosed) { break; } - this.channel.send(buf.subarray()); + let res = buf.subarray(); + let send_buf = pb.Message.toBinary({ message: buf.subarray() }); + log.trace(`[stream:${this.id}][${this.stat.direction}] sending message: length: ${res.length} ${res}, encoded through pb as ${send_buf}`); + this.channel.send(send_buf); } } @@ -141,8 +165,8 @@ export class WebRTCStream implements Stream { } this.stat.timeline.close = new Date().getTime(); this.closed = true; - this.closeRead(); - this.closeWrite(); + this.readClosed = true; + this.writeClosed = true; this.channel.close(); } @@ -150,6 +174,7 @@ export class WebRTCStream implements Stream { * Close a stream for reading only */ closeRead(): void { + this._sendFlag(pb.Message_Flag.CLOSE_READ); this.readClosed = true; (this.source as Pushable).end(); if (this.readClosed && this.writeClosed) { @@ -161,6 +186,7 @@ export class WebRTCStream implements Stream { * Close a stream for writing only */ closeWrite(): void { + this._sendFlag(pb.Message_Flag.CLOSE_WRITE); this.writeClosed = true; this.closeWritePromise.resolve(); if (this.readClosed && this.writeClosed) { @@ -179,7 +205,25 @@ export class WebRTCStream implements Stream { * Call when a remote error occurs, should close the stream for reading and writing */ reset(): void { - this.close(); + this._sendFlag(pb.Message_Flag.RESET); this.stat = defaultStat(this.stat.direction); + this.writeClosed = true; + this.closeWritePromise.resolve(); + if (this.readClosed && this.writeClosed) { + this.close(); + } + } + + private _sendFlag(flag: pb.Message_Flag): void { + if (this.writeClosed) { + log.error(`Attempted to send flag ${flag}, but the stream is already closed.`); + } else { + try { + log('Sending flag: %s', flag.toString()); + this.channel.send(pb.Message.toBinary({ flag: flag })); + } catch (e) { + log.error(`Exception while sending flag ${flag}: ${e}`); + } + } } } diff --git a/src/transport.ts b/src/transport.ts index 5476ca5..c410064 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -103,7 +103,6 @@ export class WebRTCTransport implements Transport, Initializable { dataChannelOpenPromise.reject(); }, HANDSHAKE_TIMEOUT_MS); - await dataChannelOpenPromise.promise; await this.componentsPromise.promise; let myPeerId = await this.getPeerId(); diff --git a/test/connection.browser.spec.ts b/test/connection.browser.spec.ts index e5b8e07..d4b7646 100644 --- a/test/connection.browser.spec.ts +++ b/test/connection.browser.spec.ts @@ -3,47 +3,46 @@ import {createConnectionPair, echoHandler} from "../test/util.js"; import { expect } from 'aegir/chai'; import { pipe } from 'it-pipe'; -import all from 'it-all'; import first from 'it-first'; import {fromString} from 'uint8arrays/from-string'; import {v4} from 'uuid'; +import { enable as enableLogger } from '@libp2p/logger'; -const echoProtocol = "/echo/1.0.0" +const echoProtocol = '/echo/1.0.0'; describe('connection browser tests', () => { it('can run the echo protocol (first)', async () => { let [{ connection: client }, server] = await createConnectionPair(); let serverRegistrar = server.registrar; - await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }) + await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }); let clientStream = await client.newStream([echoProtocol]); let data = fromString(v4()); - let response = await pipe( - [data], - clientStream, - async (source) => await first(source), - ); + let response = await pipe([data], clientStream, async (source) => await first(source)); expect(response).to.not.be.undefined; expect(response!.subarray()).to.equalBytes(data); }); it('can run the echo protocol (all)', async () => { + //enableLogger('libp2p:webrtc:connection'); + //enableLogger('libp2p:webrtc:stream'); let [{ connection: client }, server] = await createConnectionPair(); let serverRegistrar = server.registrar; - await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }) + await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }); let clientStream = await client.newStream([echoProtocol]); // close stream after 2 seconds setTimeout(() => clientStream.close(), 2000); let data = fromString(v4()); - let response = await pipe( - [data], - clientStream, - async (source) => await all(source), - ); - - expect(response).to.not.be.undefined; - expect(response![0].subarray()).to.equalBytes(data); - }); + clientStream.sink([data]); + let responsed = false; + for await (const response of clientStream.source) { + expect(response).to.not.be.undefined; + expect(response.subarray()).to.equalBytes(data); + responsed = true; + break; + } + expect(responsed).to.be.true(); + }).timeout(54321); }); export {}; diff --git a/test/sdp.spec.ts b/test/sdp.spec.ts index 14935f3..b73017f 100644 --- a/test/sdp.spec.ts +++ b/test/sdp.spec.ts @@ -4,22 +4,22 @@ import * as underTest from '../src/sdp.js'; import { bases } from 'multiformats/basics'; import * as multihashes from 'multihashes'; -const an_sdp = ` -v=0 +const an_sdp = `v=0 o=- 0 0 IN IP4 192.168.0.152 s=- c=IN IP4 192.168.0.152 t=0 0 +a=ice-lite m=application 2345 UDP/DTLS/SCTP webrtc-datachannel a=mid:0 +a=setup:active a=ice-options:ice2 a=ice-ufrag:MyUserFragment a=ice-pwd:MyUserFragment a=fingerprint:sha-256 b9:2e:11:cf:23:ff:da:31:bb:bb:5c:0a:9d:d9:0e:20:07:e2:bb:61:2f:1f:94:cf:e5:2e:0e:05:5c:4e:8a:88 -a=setup:actpass a=sctp-port:5000 a=max-message-size:100000 -`; +a=candidate:1 1 UDP 1 192.168.0.152 2345 typ host`; describe('SDP creation', () => { it('handles simple blue sky easily enough', async () => { @@ -40,10 +40,10 @@ describe('SDP creation', () => { decoders.slice(2).forEach((d) => (acc = acc.or(d))); return acc; })(); - + let mbdecoded = mbdecoder.decode(c); let mhdecoded = multihashes.decode(mbdecoded); - //sha2-256 multihash 0x12 permanent + //sha2-256 multihash 0x12 permanent // https://github.com/multiformats/multicodec/blob/master/table.csv expect(mhdecoded.name).to.equal('sha2-256'); expect(mhdecoded.code).to.equal(0x12); @@ -53,25 +53,23 @@ describe('SDP creation', () => { }); describe('SDP munging', () => { - it('does a simple replacement', () => { - let result = underTest.munge({type:'answer',sdp: an_sdp},'someotheruserfragmentstring'); - expect(result.sdp).to.equal(` -v=0 + it('does a simple replacement', () => { + let result = underTest.munge({ type: 'answer', sdp: an_sdp }, 'someotheruserfragmentstring'); + expect(result.sdp).to.equal(`v=0 o=- 0 0 IN IP4 192.168.0.152 s=- c=IN IP4 192.168.0.152 t=0 0 +a=ice-lite m=application 2345 UDP/DTLS/SCTP webrtc-datachannel a=mid:0 +a=setup:active a=ice-options:ice2 a=ice-ufrag:someotheruserfragmentstring a=ice-pwd:someotheruserfragmentstring a=fingerprint:sha-256 b9:2e:11:cf:23:ff:da:31:bb:bb:5c:0a:9d:d9:0e:20:07:e2:bb:61:2f:1f:94:cf:e5:2e:0e:05:5c:4e:8a:88 -a=setup:actpass a=sctp-port:5000 a=max-message-size:100000 -`); - }); - - +a=candidate:1 1 UDP 1 192.168.0.152 2345 typ host`); + }); }); diff --git a/test/stream.browser.spec.ts b/test/stream.browser.spec.ts index af6d48e..a44b89f 100644 --- a/test/stream.browser.spec.ts +++ b/test/stream.browser.spec.ts @@ -88,9 +88,9 @@ describe('stream stats', () => { expect(s.readClosed).to.equal(false); expect(s.writeClosed).to.equal(false); expect(s.stat.timeline.close).to.not.exist(); - s.reset(); - expect(s.closed).to.equal(true); - expect(s.readClosed).to.equal(true); + s.reset(); //only resets the write side + expect(s.closed).to.equal(false); + expect(s.readClosed).to.equal(false); expect(s.writeClosed).to.equal(true); expect(s.stat.timeline.close).to.not.exist(); }); diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 0e45046..cee3a84 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -7,13 +7,14 @@ import { Multiaddr } from '@multiformats/multiaddr'; import { expect } from 'chai'; function ignoredDialOption(): CreateListenerOptions { - let u = mockUpgrader({}); - return { - upgrader: u, - }; + let u = mockUpgrader({}); + return { + upgrader: u + }; } describe('basic transport tests', () => { + it('Can construct', () => { let t = new underTest.WebRTCTransport(); expect(t.constructor.name).to.equal('WebRTCTransport'); @@ -86,5 +87,5 @@ describe('basic transport tests', () => { } } }); - it('scratch', async () => {}); }); + diff --git a/tsconfig.json b/tsconfig.json index db30ecc..f62adad 100644 --- a/tsconfig.json +++ b/tsconfig.json @@ -5,10 +5,11 @@ "emitDeclarationOnly": false, "module": "ES2020", "importsNotUsedAsValues": "preserve", - "moduleResolution": "node" + "moduleResolution": "node" }, "include": [ "src", - "test" + "test", + "proto_ts" ] } From bc47d775ab59eb9434c9df1e60adbfe7f0623e99 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Fri, 2 Sep 2022 10:00:19 -0600 Subject: [PATCH 041/107] Fill in README to match the package.json scripts --- README.md | 53 +++++++++++++++++++++++++++++++++++++++++++++++----- package.json | 7 +++---- 2 files changed, 51 insertions(+), 9 deletions(-) diff --git a/README.md b/README.md index d05692b..2e6dab9 100644 --- a/README.md +++ b/README.md @@ -16,7 +16,12 @@ - [Transport](#transport) - [Connection](#connection) - [Contribute](#contribute) -- [Contribute](#contribute-1) +- [Development](#development) + - [Build](#build) + - [Lint](#lint) + - [Clean](#clean) + - [Check Dependencies](#check-dependencies) + - [Build a Release](#build-a-release) - [License](#license) - [Contribution](#contribution) @@ -63,13 +68,51 @@ Please be aware that all interactions related to libp2p are subject to the IPFS Small note: If editing the README, please conform to the [standard-readme](https://github.com/RichardLitt/standard-readme) specification. -## Contribute +## Development + +This module leans heavily on (Aegir)[https://github.com/ipfs/aegir] for most of the `package.json` scripts. + +### Build +The build script is a wrapper to `aegir build`. To build this package: + +```shell +npm run build +``` + +The build will be located in the `/dist` folder. + +### Lint +Aegir is also used to lint the code, which follows the [Standard](https://github.com/standard/standard) JS linter. +The VS Code plugin for this standard is located at https://marketplace.visualstudio.com/items?itemName=standard.vscode-standard. +To lint this repo: + +```shell +npm run lint +``` + +You can also auto-fix when applicable: -The libp2p implementation in JavaScript is a work in progress. As such, there are a few things you can do right now to help out: +```shell +npm run lint:fix +``` + +### Clean + +```shell +npm run clean +``` -- Go through the modules and **check out existing issues**. This is especially useful for modules in active development. Some knowledge of IPFS/libp2p may be required, as well as the infrastructure behind it - for instance, you may need to read up on p2p and more complex operations like muxing to be able to help technically. -- **Perform code reviews**. More eyes will help a) speed the project along b) ensure quality and c) reduce possible future bugs. +### Check Dependencies +```shell +npm run deps-check +``` + +### Build a Release + +```shell +npm run release +``` ## License Licensed under either of diff --git a/package.json b/package.json index 266eb4c..9591833 100644 --- a/package.json +++ b/package.json @@ -24,11 +24,10 @@ ], "scripts": { "build": "aegir build", - "test": "aegir test", - "test:browser": "aegir test --target browser", - "format": "prettier --write src/*.ts", - "clean": "aegir clean", + "test": "aegir test --target browser", "lint": "aegir lint", + "lint:fix": "aegir lint --fix", + "clean": "aegir clean", "dep-check": "aegir dep-check", "release": "aegir release" }, From ae5b841420804cb65915519dd031b23ba9446b39 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Tue, 6 Sep 2022 08:46:22 -0600 Subject: [PATCH 042/107] Add develop as a target for GH Actions CI --- .github/workflows/js-test-and-release.yml | 1 + 1 file changed, 1 insertion(+) diff --git a/.github/workflows/js-test-and-release.yml b/.github/workflows/js-test-and-release.yml index b02826b..8504e7e 100644 --- a/.github/workflows/js-test-and-release.yml +++ b/.github/workflows/js-test-and-release.yml @@ -9,6 +9,7 @@ on: pull_request: branches: - master # with #262 - ${{{ github.default_branch }}} + - develop jobs: From 345d65c4634557b1c72fa39048e33eee13c24b91 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Tue, 6 Sep 2022 11:16:14 -0400 Subject: [PATCH 043/107] Correction from Chinmay's PR comment. Also, updated flag names based on change to the spec PR. --- proto_ts/message.ts | 17 ++++++++-------- src/message.proto | 13 ++++++------ src/stream.ts | 35 +++++++++++++++------------------ test/connection.browser.spec.ts | 2 +- 4 files changed, 33 insertions(+), 34 deletions(-) diff --git a/proto_ts/message.ts b/proto_ts/message.ts index 79dd7fe..0e29e55 100644 --- a/proto_ts/message.ts +++ b/proto_ts/message.ts @@ -29,20 +29,21 @@ export interface Message { */ export enum Message_Flag { /** - * The sender will no longer send messages. + * The sender will no longer send messages on the stream. * - * @generated from protobuf enum value: CLOSE_WRITE = 0; + * @generated from protobuf enum value: FIN = 0; */ - CLOSE_WRITE = 0, + FIN = 0, /** - * The sender will no longer read messages. + * The sender will no longer read messages on the stream. Incoming data is + * being discarded on receipt. * - * @generated from protobuf enum value: CLOSE_READ = 1; + * @generated from protobuf enum value: STOP_SENDING = 1; */ - CLOSE_READ = 1, + STOP_SENDING = 1, /** - * The local endpoint abruptly terminates the stream. The remote endpoint - * may discard any in-flight data. + * The sender abruptly terminates the sending part of the stream. The + * receiver can discard any data that it already received on that stream. * * @generated from protobuf enum value: RESET = 2; */ diff --git a/src/message.proto b/src/message.proto index 33c2f4c..a062113 100644 --- a/src/message.proto +++ b/src/message.proto @@ -4,12 +4,13 @@ package webrtc.pb; message Message { enum Flag { - // The sender will no longer send messages. - CLOSE_WRITE = 0; - // The sender will no longer read messages. - CLOSE_READ = 1; - // The local endpoint abruptly terminates the stream. The remote endpoint - // may discard any in-flight data. + // The sender will no longer send messages on the stream. + FIN = 0; + // The sender will no longer read messages on the stream. Incoming data is + // being discarded on receipt. + STOP_SENDING = 1; + // The sender abruptly terminates the sending part of the stream. The + // receiver can discard any data that it already received on that stream. RESET = 2; } diff --git a/src/stream.ts b/src/stream.ts index 4ae8948..04d6823 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -103,17 +103,17 @@ export class WebRTCStream implements Stream { switch (m.flag) { case undefined: break; //regular message only - case pb.Message_Flag.CLOSE_READ: - log.trace('Received close-read flag.'); + case pb.Message_Flag.STOP_SENDING: + log.trace('Remote has indicated, with "STOP_SENDING" flag, that it will discard any messages we send.'); this.closeWrite(); break; - case pb.Message_Flag.CLOSE_WRITE: - log.trace('Received close-write flag.'); + case pb.Message_Flag.FIN: + log.trace('Remote has indicated, with "FIN" flag, that it will not send any further messages.'); this.closeRead(); break; case pb.Message_Flag.RESET: - log.trace('Received reset flag.'); - this.reset(); + log.trace('Remote abruptly stopped sending, indicated with "RESET" flag.'); + this.closeRead(); } if (m.message) { log.trace('%s incoming message %s', this.id, m.message); @@ -174,7 +174,7 @@ export class WebRTCStream implements Stream { * Close a stream for reading only */ closeRead(): void { - this._sendFlag(pb.Message_Flag.CLOSE_READ); + this._sendFlag(pb.Message_Flag.STOP_SENDING); this.readClosed = true; (this.source as Pushable).end(); if (this.readClosed && this.writeClosed) { @@ -186,7 +186,7 @@ export class WebRTCStream implements Stream { * Close a stream for writing only */ closeWrite(): void { - this._sendFlag(pb.Message_Flag.CLOSE_WRITE); + this._sendFlag(pb.Message_Flag.FIN); this.writeClosed = true; this.closeWritePromise.resolve(); if (this.readClosed && this.writeClosed) { @@ -202,11 +202,12 @@ export class WebRTCStream implements Stream { } /** - * Call when a remote error occurs, should close the stream for reading and writing + * Close the stream for writing, and indicate to the remote side this is being done 'abruptly' + * @see closeWrite */ reset(): void { - this._sendFlag(pb.Message_Flag.RESET); this.stat = defaultStat(this.stat.direction); + this._sendFlag(pb.Message_Flag.RESET); this.writeClosed = true; this.closeWritePromise.resolve(); if (this.readClosed && this.writeClosed) { @@ -215,15 +216,11 @@ export class WebRTCStream implements Stream { } private _sendFlag(flag: pb.Message_Flag): void { - if (this.writeClosed) { - log.error(`Attempted to send flag ${flag}, but the stream is already closed.`); - } else { - try { - log('Sending flag: %s', flag.toString()); - this.channel.send(pb.Message.toBinary({ flag: flag })); - } catch (e) { - log.error(`Exception while sending flag ${flag}: ${e}`); - } + try { + log('Sending flag: %s', flag.toString()); + this.channel.send(pb.Message.toBinary({ flag: flag })); + } catch (e) { + log.error(`Exception while sending flag ${flag}: ${e}`); } } } diff --git a/test/connection.browser.spec.ts b/test/connection.browser.spec.ts index d4b7646..2b25452 100644 --- a/test/connection.browser.spec.ts +++ b/test/connection.browser.spec.ts @@ -6,7 +6,7 @@ import { pipe } from 'it-pipe'; import first from 'it-first'; import {fromString} from 'uint8arrays/from-string'; import {v4} from 'uuid'; -import { enable as enableLogger } from '@libp2p/logger'; +// import { enable as enableLogger } from '@libp2p/logger'; const echoProtocol = '/echo/1.0.0'; From 2cb112fcccff716950e4700643c8650d8ea72175 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Fri, 9 Sep 2022 03:47:33 +0530 Subject: [PATCH 044/107] fixes --- package.json | 2 ++ src/sdp.ts | 18 +++++------ src/transport.ts | 57 ++++++++++++++++++++++------------ test/transport.browser.spec.ts | 14 +++++++++ 4 files changed, 62 insertions(+), 29 deletions(-) diff --git a/package.json b/package.json index 925e9b4..6912a5c 100644 --- a/package.json +++ b/package.json @@ -15,6 +15,8 @@ }, "devDependencies": { "@libp2p/interface-mocks": "^4.0.1", + "@libp2p/peer-id-factory": "^1.0.18", + "@multiformats/multiaddr": "^10.4.1", "@types/uuid": "^8.3.4", "@typescript-eslint/parser": "^5.32.0", "aegir": "^37.4.6", diff --git a/src/sdp.ts b/src/sdp.ts index 04d4c22..1f7f124 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -6,7 +6,7 @@ import { bases } from 'multiformats/basics'; const log = logger('libp2p:webrtc:sdp'); -const mbdecoder = (function () { +export const mbdecoder = (function () { const decoders = Object.values(bases).map((b) => b.decoder); let acc = decoders[0].or(decoders[1]); decoders.slice(2).forEach((d) => (acc = acc.or(d))); @@ -41,7 +41,7 @@ export function certhash(ma: Multiaddr): string { } } -function certhashToFingerprint(ma: Multiaddr): string { +function certhashToFingerprint(ma: Multiaddr): string[] { let certhash_value = certhash(ma); // certhash_value is a multibase encoded multihash encoded string let mbdecoded = mbdecoder.decode(certhash_value); @@ -62,16 +62,16 @@ function certhashToFingerprint(ma: Multiaddr): string { } let fp = mhdecoded.digest.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), ''); - fp = fp.match(/.{1,2}/g)!.join(':'); + let fpSdp = fp.match(/.{1,2}/g)!.join(':'); - return `${prefix} ${fp}`; + return [`${prefix.toUpperCase()} ${fpSdp.toUpperCase()}`, fp]; } function ma2sdp(ma: Multiaddr, ufrag: string): string { const IP = ip(ma); const IPVERSION = ipv(ma); const PORT = port(ma); - const CERTFP = certhashToFingerprint(ma); + const [CERTFP, PWD] = certhashToFingerprint(ma); return `v=0 o=- 0 0 IN ${IPVERSION} ${IP} s=- @@ -80,14 +80,13 @@ t=0 0 a=ice-lite m=application ${PORT} UDP/DTLS/SCTP webrtc-datachannel a=mid:0 -a=setup:active -a=ice-options:ice2 +a=setup:passive a=ice-ufrag:${ufrag} -a=ice-pwd:${ufrag} +a=ice-pwd:${PWD} a=fingerprint:${CERTFP} a=sctp-port:5000 a=max-message-size:100000 -a=candidate:1 1 UDP 1 ${IP} ${PORT} typ host`; +a=candidate:1467250027 1 UDP 1467250027 ${IP} ${PORT} typ host\r\n`; } export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescriptionInit { @@ -100,6 +99,7 @@ export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescripti export function munge(desc: RTCSessionDescriptionInit, ufrag: string): RTCSessionDescriptionInit { if (desc.sdp) { desc.sdp = desc.sdp.replace(/\na=ice-ufrag:[^\n]*\n/, '\na=ice-ufrag:' + ufrag + '\n').replace(/\na=ice-pwd:[^\n]*\n/, '\na=ice-pwd:' + ufrag + '\n'); + console.log(desc.sdp) return desc; } else { throw invalidArgument("Can't munge a missing SDP"); diff --git a/src/transport.ts b/src/transport.ts index c410064..af416c9 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -12,7 +12,8 @@ import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; import defer, { DeferredPromise } from 'p-defer'; -import { base64 } from 'multiformats/bases/base64'; +// import { base64 } from 'multiformats/bases/base64'; +// import { base58btc } from 'multiformats/bases/base58'; import { fromString as uint8arrayFromString } from 'uint8arrays/from-string'; import { concat } from 'uint8arrays/concat'; import * as multihashes from 'multihashes'; @@ -58,50 +59,61 @@ export class WebRTCTransport implements Transport, Initializable { throw inappropriateMultiaddr("we need to have the remote's PeerId"); } - let peerConnection = new RTCPeerConnection(); + let certificate = await RTCPeerConnection.generateCertificate({ + name: "ECDSA", + namedCurve: "P-256", + } as any) + let peerConnection = new RTCPeerConnection({ certificates: [certificate] }); + // let peerConnection = new RTCPeerConnection(); // create data channel + let dataChannelOpenPromise = defer(); let handshakeDataChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); + handshakeDataChannel.onopen = (_) => dataChannelOpenPromise.resolve(); + handshakeDataChannel.onerror = (ev: Event) => { + log.error('Error opening a data channel for handshaking: %s', ev.toString()); + dataChannelOpenPromise.reject('could not open handshake channel'); + }; + setTimeout(() => { + log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); + dataChannelOpenPromise.reject('handshake channel opening timed out'); + }, HANDSHAKE_TIMEOUT_MS); + + peerConnection.onconnectionstatechange = (_) => { + console.log(peerConnection.connectionState) + } + // // create offer sdp let offerSdp = await peerConnection.createOffer(); // // // generate random string for ufrag - let ufrag = genUuid(); + let ufrag = genUuid().replaceAll('-',''); // // munge sdp with ufrag = pwd offerSdp = sdp.munge(offerSdp, ufrag); + console.log(offerSdp) // // // set local description - peerConnection.setLocalDescription(offerSdp); + await peerConnection.setLocalDescription(offerSdp); // // // construct answer sdp from multiaddr let answerSdp = sdp.fromMultiAddr(ma, ufrag); + console.log(answerSdp) // // // set remote description - peerConnection.setRemoteDescription(answerSdp); + await peerConnection.setRemoteDescription(answerSdp); // // // // wait for peerconnection.onopen to fire, or for the datachannel to open - let dataChannelOpenPromise = defer(); - - handshakeDataChannel.onopen = (_) => dataChannelOpenPromise.resolve(); - handshakeDataChannel.onerror = (ev: Event) => { - log.error('Error opening a data channel for handshaking: %s', ev.toString()); - dataChannelOpenPromise.reject(); - }; - setTimeout(() => { - log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); - dataChannelOpenPromise.reject(); - }, HANDSHAKE_TIMEOUT_MS); await this.componentsPromise.promise; @@ -112,7 +124,8 @@ export class WebRTCTransport implements Transport, Initializable { //set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. let fingerprintsPrologue = this.generateNoisePrologue(peerConnection, ma); - let noise = new Noise(myPeerId.privateKey, undefined, stablelib, fingerprintsPrologue); + let noise = new Noise(myPeerId.privateKey!.slice(0,32), undefined, stablelib, fingerprintsPrologue); + // let noise = new Noise(undefined, undefined, stablelib, fingerprintsPrologue); let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }); let wrappedDuplex = { ...wrappedChannel, @@ -125,8 +138,12 @@ export class WebRTCTransport implements Transport, Initializable { }, }; + console.log('attempting to secure connection') + await noise.secureOutbound(myPeerId, wrappedDuplex, theirPeerId); + console.log('connection secured') + return new WebRTCConnection({ components: this.components!, id: ma.toString(), @@ -143,12 +160,12 @@ export class WebRTCTransport implements Transport, Initializable { if (!remoteCerthash) { throw inappropriateMultiaddr('no remote tls fingerprint in multiaddr'); } - let remote = base64.decode(remoteCerthash); + let remote = sdp.mbdecoder.decode(remoteCerthash) if (pc.getConfiguration().certificates?.length === 0) { throw invalidArgument('no local certificate'); } - let localCert = pc.getConfiguration().certificates![0]; - if (localCert.getFingerprints().length === 0) { + let localCert = pc.getConfiguration().certificates?.at(0)!; + if (!localCert || localCert.getFingerprints().length === 0) { throw invalidArgument('no fingerprint on local certificate'); } diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index cee3a84..e987a1c 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -5,6 +5,8 @@ import { mockUpgrader } from '@libp2p/interface-mocks'; import { CreateListenerOptions, symbol } from '@libp2p/interface-transport'; import { Multiaddr } from '@multiformats/multiaddr'; import { expect } from 'chai'; +import { createEd25519PeerId } from '@libp2p/peer-id-factory' +import { mockRegistrar } from '@libp2p/interface-mocks' function ignoredDialOption(): CreateListenerOptions { let u = mockUpgrader({}); @@ -87,5 +89,17 @@ describe('basic transport tests', () => { } } }); + it('can connect to a server', async () => { + let t = new underTest.WebRTCTransport() + let components = new Components({ + peerId: await createEd25519PeerId(), + registrar: mockRegistrar(), + }); + t.init(components); + let ma = new Multiaddr('/ip4/192.168.1.16/udp/64922/webrtc/certhash/uEiC52ZcJ-HIPUM2ZZzYuXAmw8Tq-wpwy83ekW0jcODyV1g/p2p/12D3KooWNBEdeJi9BBYayGQGJebcVnnWd9FwhYv4uq6A3WbvTsTF') + await t.dial(ma, ignoredDialOption()) + + }) + it('scratch', async () => {}); }); From d6adda2ab2f6e56b33bda85e72acce335da61c2e Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Fri, 9 Sep 2022 04:12:49 +0530 Subject: [PATCH 045/107] more fixes --- proto_ts/message.ts | 2 +- src/sdp.ts | 2 +- src/transport.ts | 15 +++++++-------- test/transport.browser.spec.ts | 2 +- 4 files changed, 10 insertions(+), 11 deletions(-) diff --git a/proto_ts/message.ts b/proto_ts/message.ts index 0e29e55..5d0560f 100644 --- a/proto_ts/message.ts +++ b/proto_ts/message.ts @@ -1,4 +1,4 @@ -// @generated by protobuf-ts 2.8.0 +// @generated by protobuf-ts 2.8.1 // @generated from protobuf file "message.proto" (package "webrtc.pb", syntax proto2) // tslint:disable import type { BinaryWriteOptions } from "@protobuf-ts/runtime"; diff --git a/src/sdp.ts b/src/sdp.ts index 1f7f124..3394009 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -41,7 +41,7 @@ export function certhash(ma: Multiaddr): string { } } -function certhashToFingerprint(ma: Multiaddr): string[] { +export function certhashToFingerprint(ma: Multiaddr): string[] { let certhash_value = certhash(ma); // certhash_value is a multibase encoded multihash encoded string let mbdecoded = mbdecoder.decode(certhash_value); diff --git a/src/transport.ts b/src/transport.ts index af416c9..80bc766 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -3,7 +3,7 @@ import * as p from '@libp2p/peer-id'; import { WebRTCConnection } from './connection'; import { WebRTCDialOptions } from './options'; import { WebRTCStream } from './stream'; -import { Noise, stablelib } from '@chainsafe/libp2p-noise'; +import { Noise } from '@chainsafe/libp2p-noise'; import { Components, Initializable } from '@libp2p/components'; import { Connection } from '@libp2p/interface-connection'; import type { PeerId } from '@libp2p/interface-peer-id' @@ -124,7 +124,7 @@ export class WebRTCTransport implements Transport, Initializable { //set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. let fingerprintsPrologue = this.generateNoisePrologue(peerConnection, ma); - let noise = new Noise(myPeerId.privateKey!.slice(0,32), undefined, stablelib, fingerprintsPrologue); + let noise = new Noise(undefined, undefined, undefined, fingerprintsPrologue); // let noise = new Noise(undefined, undefined, stablelib, fingerprintsPrologue); let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }); let wrappedDuplex = { @@ -156,11 +156,9 @@ export class WebRTCTransport implements Transport, Initializable { } private generateNoisePrologue(pc: RTCPeerConnection, ma: Multiaddr): Uint8Array { - let remoteCerthash = sdp.certhash(ma); - if (!remoteCerthash) { - throw inappropriateMultiaddr('no remote tls fingerprint in multiaddr'); - } - let remote = sdp.mbdecoder.decode(remoteCerthash) + let [_, remoteFpString] = sdp.certhashToFingerprint(ma); + let remoteFpArray = uint8arrayFromString(remoteFpString); + let remote = multihashes.encode(remoteFpArray, multihashes.names['sha2-256']) if (pc.getConfiguration().certificates?.length === 0) { throw invalidArgument('no local certificate'); } @@ -171,7 +169,7 @@ export class WebRTCTransport implements Transport, Initializable { let localFingerprint = localCert.getFingerprints()[0]; let localFpString = localFingerprint.value!.replaceAll(':', ''); - let localFpArray = uint8arrayFromString(localFpString, 'hex'); + let localFpArray = uint8arrayFromString(localFpString, 'ascii'); let local: Uint8Array; switch (localFingerprint.algorithm!) { case 'md5': @@ -191,6 +189,7 @@ export class WebRTCTransport implements Transport, Initializable { let fps = [local, remote].sort(); let result = concat([prefix, ...fps]); + console.log(result.length) return result; } diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index e987a1c..58ea89c 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -96,7 +96,7 @@ describe('basic transport tests', () => { registrar: mockRegistrar(), }); t.init(components); - let ma = new Multiaddr('/ip4/192.168.1.16/udp/64922/webrtc/certhash/uEiC52ZcJ-HIPUM2ZZzYuXAmw8Tq-wpwy83ekW0jcODyV1g/p2p/12D3KooWNBEdeJi9BBYayGQGJebcVnnWd9FwhYv4uq6A3WbvTsTF') + let ma = new Multiaddr('/ip4/192.168.1.16/udp/52289/webrtc/certhash/uEiA5bb5XTMJU2itew9D8ix248aEnjBpOMAa0IJiLJOF-uA/p2p/12D3KooWRPUWbvvbacKLNLD5cnBYrpiCwY6L2wNuBguYi4pfGC9n') await t.dial(ma, ignoredDialOption()) }) From 295631398cc82bf08d42c6c20d95ed5b44a7c788 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Fri, 9 Sep 2022 21:53:03 +0530 Subject: [PATCH 046/107] fixes --- src/connection.ts | 26 +++++++++------- src/options.ts | 3 +- src/sdp.ts | 1 - src/transport.ts | 56 +++++++--------------------------- test/transport.browser.spec.ts | 13 +++++--- 5 files changed, 36 insertions(+), 63 deletions(-) diff --git a/src/connection.ts b/src/connection.ts index ec381bd..4d21301 100644 --- a/src/connection.ts +++ b/src/connection.ts @@ -91,21 +91,25 @@ export class WebRTCConnection implements ic.Connection { log.trace(`${logPrefix} supported protocols - ${protocols}`); - let { stream, protocol } = await mshandle(rawStream, protocols, { signal: controller.signal }); - if (metrics) { - metrics.trackStream({ stream, protocol, remotePeer: this.remotePeer }); - } + try { + let { stream, protocol } = await mshandle(rawStream, protocols, { signal: controller.signal }); + if (metrics) { + metrics.trackStream({ stream, protocol, remotePeer: this.remotePeer }); + } - log.trace(`${logPrefix} handled protocol - ${protocol}`); + log.trace(`${logPrefix} handled protocol - ${protocol}`); - rawStream.stat.protocol = protocol; - let result = this.wrapMsStream(rawStream, stream); + rawStream.stat.protocol = protocol; + let result = this.wrapMsStream(rawStream, stream); - this.addStream(result); + this.addStream(result); - // handle stream - let { handler } = registrar.getHandler(protocol); - handler({ connection: this, stream: result }); + // handle stream + let { handler } = registrar.getHandler(protocol); + handler({ connection: this, stream: result }); + } catch (err) { + log.error('stream error: ', rawStream.id, rawStream.stat.direction); + } }; } diff --git a/src/options.ts b/src/options.ts index 0af8b64..7613aea 100644 --- a/src/options.ts +++ b/src/options.ts @@ -6,5 +6,4 @@ export interface WebRTCListenerOptions extends CreateListenerOptions { // channelOptions?: WebRTCReceiverInit } -export interface WebRTCDialOptions extends DialOptions { -} +export interface WebRTCDialOptions extends DialOptions {} diff --git a/src/sdp.ts b/src/sdp.ts index 3394009..1584f25 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -99,7 +99,6 @@ export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescripti export function munge(desc: RTCSessionDescriptionInit, ufrag: string): RTCSessionDescriptionInit { if (desc.sdp) { desc.sdp = desc.sdp.replace(/\na=ice-ufrag:[^\n]*\n/, '\na=ice-ufrag:' + ufrag + '\n').replace(/\na=ice-pwd:[^\n]*\n/, '\na=ice-pwd:' + ufrag + '\n'); - console.log(desc.sdp) return desc; } else { throw invalidArgument("Can't munge a missing SDP"); diff --git a/src/transport.ts b/src/transport.ts index 80bc766..01c2028 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -6,18 +6,17 @@ import { WebRTCStream } from './stream'; import { Noise } from '@chainsafe/libp2p-noise'; import { Components, Initializable } from '@libp2p/components'; import { Connection } from '@libp2p/interface-connection'; -import type { PeerId } from '@libp2p/interface-peer-id' +import type { PeerId } from '@libp2p/interface-peer-id'; import { CreateListenerOptions, Listener, symbol, Transport } from '@libp2p/interface-transport'; import { logger } from '@libp2p/logger'; import { Multiaddr } from '@multiformats/multiaddr'; import { v4 as genUuid } from 'uuid'; import defer, { DeferredPromise } from 'p-defer'; -// import { base64 } from 'multiformats/bases/base64'; -// import { base58btc } from 'multiformats/bases/base58'; import { fromString as uint8arrayFromString } from 'uint8arrays/from-string'; import { concat } from 'uint8arrays/concat'; import * as multihashes from 'multihashes'; import { inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm } from './error'; +import { compare as uint8arrayCompare } from 'uint8arrays/compare'; const log = logger('libp2p:webrtc:transport'); const HANDSHAKE_TIMEOUT_MS = 10000; @@ -60,9 +59,9 @@ export class WebRTCTransport implements Transport, Initializable { } let certificate = await RTCPeerConnection.generateCertificate({ - name: "ECDSA", - namedCurve: "P-256", - } as any) + name: 'ECDSA', + namedCurve: 'P-256', + } as any); let peerConnection = new RTCPeerConnection({ certificates: [certificate] }); // let peerConnection = new RTCPeerConnection(); @@ -79,43 +78,20 @@ export class WebRTCTransport implements Transport, Initializable { dataChannelOpenPromise.reject('handshake channel opening timed out'); }, HANDSHAKE_TIMEOUT_MS); - peerConnection.onconnectionstatechange = (_) => { - console.log(peerConnection.connectionState) - } - - // // create offer sdp let offerSdp = await peerConnection.createOffer(); - // - // // generate random string for ufrag - let ufrag = genUuid().replaceAll('-',''); - - // + let ufrag = genUuid().replaceAll('-', ''); // munge sdp with ufrag = pwd offerSdp = sdp.munge(offerSdp, ufrag); - console.log(offerSdp) - // - // // set local description await peerConnection.setLocalDescription(offerSdp); - // - // // construct answer sdp from multiaddr let answerSdp = sdp.fromMultiAddr(ma, ufrag); - console.log(answerSdp) - - // - // // set remote description await peerConnection.setRemoteDescription(answerSdp); - - // - // - // // wait for peerconnection.onopen to fire, or for the datachannel to open - - await this.componentsPromise.promise; + await dataChannelOpenPromise.promise; let myPeerId = await this.getPeerId(); let theirPeerId = p.peerIdFromString(rps); @@ -138,12 +114,8 @@ export class WebRTCTransport implements Transport, Initializable { }, }; - console.log('attempting to secure connection') - await noise.secureOutbound(myPeerId, wrappedDuplex, theirPeerId); - console.log('connection secured') - return new WebRTCConnection({ components: this.components!, id: ma.toString(), @@ -156,9 +128,6 @@ export class WebRTCTransport implements Transport, Initializable { } private generateNoisePrologue(pc: RTCPeerConnection, ma: Multiaddr): Uint8Array { - let [_, remoteFpString] = sdp.certhashToFingerprint(ma); - let remoteFpArray = uint8arrayFromString(remoteFpString); - let remote = multihashes.encode(remoteFpArray, multihashes.names['sha2-256']) if (pc.getConfiguration().certificates?.length === 0) { throw invalidArgument('no local certificate'); } @@ -169,7 +138,7 @@ export class WebRTCTransport implements Transport, Initializable { let localFingerprint = localCert.getFingerprints()[0]; let localFpString = localFingerprint.value!.replaceAll(':', ''); - let localFpArray = uint8arrayFromString(localFpString, 'ascii'); + let localFpArray = uint8arrayFromString(localFpString, 'hex'); let local: Uint8Array; switch (localFingerprint.algorithm!) { case 'md5': @@ -185,11 +154,11 @@ export class WebRTCTransport implements Transport, Initializable { throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); } + let remote: Uint8Array = sdp.mbdecoder.decode(sdp.certhash(ma)); let prefix = uint8arrayFromString('libp2p-webrtc-noise:'); - let fps = [local, remote].sort(); + let fps = [remote, local].sort(uint8arrayCompare); let result = concat([prefix, ...fps]); - console.log(result.length) return result; } @@ -204,8 +173,5 @@ const CERTHASH_CODE: number = 466; function validMa(ma: Multiaddr): boolean { let codes = ma.protoCodes(); - return codes.includes(WEBRTC_CODE) - && codes.includes(CERTHASH_CODE) - && ma.getPeerId() != null; + return codes.includes(WEBRTC_CODE) && codes.includes(CERTHASH_CODE) && ma.getPeerId() != null; } - diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 58ea89c..fefc466 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -7,6 +7,9 @@ import { Multiaddr } from '@multiformats/multiaddr'; import { expect } from 'chai'; import { createEd25519PeerId } from '@libp2p/peer-id-factory' import { mockRegistrar } from '@libp2p/interface-mocks' +import { pipe } from 'it-pipe'; +import first from 'it-first'; +import { fromString as uint8arrayFromString } from 'uint8arrays/from-string'; function ignoredDialOption(): CreateListenerOptions { let u = mockUpgrader({}); @@ -96,10 +99,12 @@ describe('basic transport tests', () => { registrar: mockRegistrar(), }); t.init(components); - let ma = new Multiaddr('/ip4/192.168.1.16/udp/52289/webrtc/certhash/uEiA5bb5XTMJU2itew9D8ix248aEnjBpOMAa0IJiLJOF-uA/p2p/12D3KooWRPUWbvvbacKLNLD5cnBYrpiCwY6L2wNuBguYi4pfGC9n') - await t.dial(ma, ignoredDialOption()) - - }) + let ma = new Multiaddr('/ip4/192.168.1.16/udp/50270/webrtc/certhash/uEiD-KG3lTrMy-AdepCOjtIF5OpRLeH6TJwj3uuJDpBdssA/p2p/12D3KooWNBCMnCCNMVZcUEXzT7fNpsuaJvs18hY9bNEQHiW3MXU9') + let conn = await t.dial(ma, ignoredDialOption()) + let stream = await conn.newStream(['/echo/1.0.0']); + let response = await pipe([uint8arrayFromString('test\n')], stream, async (source) => await first(source)); + expect(response?.subarray()).to.equalBytes(uint8arrayFromString('test\n')) + }); it('scratch', async () => {}); }); From e74f8772b632663f83b8206e8404203c2f8c6db5 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Sun, 11 Sep 2022 23:38:56 -0400 Subject: [PATCH 047/107] npm scripts to startup the golang server and get that ma into the test for connecting to it. --- package.json | 10 ++++++++-- src/error.ts | 2 +- src/transport.ts | 7 +++---- test/server-multiaddr.js | 1 + test/transport.browser.spec.ts | 35 ++++++++++++++++++++++------------ tsconfig.json | 7 ++++--- 6 files changed, 40 insertions(+), 22 deletions(-) create mode 100644 test/server-multiaddr.js diff --git a/package.json b/package.json index 6912a5c..bd432e3 100644 --- a/package.json +++ b/package.json @@ -11,7 +11,11 @@ "othergen": "./node_modules/.bin/proto-loader-gen-types --longs=String --enums=String --defaults --oneofs --grpcLib=@grpc/grpc-js --outDir=proto_ts/ src/*.proto", "build": "aegir build", "test": "aegir test --target browser", - "format": "prettier --write src/*.ts" + "format": "prettier --write src/*.ts", + "test:interop": "run-p --race start-ext-server wait-then-test", + "start-ext-server": "rm -vf dist/test/server-multiaddr.js ; cd ../go-libp2p/ && go run examples/webrtc/main.go ../js-libp2p-webrtc/dist/test/ ", + "wait-for-server": "wait-on --delay 1000 --timeout 10000 dist/test/server-multiaddr.js", + "wait-then-test": "run-s wait-for-server test" }, "devDependencies": { "@libp2p/interface-mocks": "^4.0.1", @@ -22,9 +26,11 @@ "aegir": "^37.4.6", "it-all": "^1.0.6", "it-first": "^1.0.7", + "npm-run-all": "^4.1.5", "prettier": "^2.7.1", "typescript": "^4.7.4", - "uint8arrays": "^3.1.0" + "uint8arrays": "^3.1.0", + "wait-on": "^6.0.1" }, "dependencies": { "@chainsafe/libp2p-noise": "^8.0.0", diff --git a/src/error.ts b/src/error.ts index 88d085f..3a76ae4 100644 --- a/src/error.ts +++ b/src/error.ts @@ -83,7 +83,7 @@ export class DataChannelError extends WebRTCTransportError { } export function dataChannelError(streamLabel: string, msg: string) { - return createError(new OperationAbortedError(streamLabel, msg), codes.ERR_DATA_CHANNEL); + return createError(new DataChannelError(streamLabel, msg), codes.ERR_DATA_CHANNEL); } export class StreamingLimitationError extends WebRTCTransportError { diff --git a/src/transport.ts b/src/transport.ts index 01c2028..69db83b 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -15,7 +15,7 @@ import defer, { DeferredPromise } from 'p-defer'; import { fromString as uint8arrayFromString } from 'uint8arrays/from-string'; import { concat } from 'uint8arrays/concat'; import * as multihashes from 'multihashes'; -import { inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm } from './error'; +import { dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm } from './error'; import { compare as uint8arrayCompare } from 'uint8arrays/compare'; const log = logger('libp2p:webrtc:transport'); @@ -63,7 +63,6 @@ export class WebRTCTransport implements Transport, Initializable { namedCurve: 'P-256', } as any); let peerConnection = new RTCPeerConnection({ certificates: [certificate] }); - // let peerConnection = new RTCPeerConnection(); // create data channel let dataChannelOpenPromise = defer(); @@ -71,11 +70,11 @@ export class WebRTCTransport implements Transport, Initializable { handshakeDataChannel.onopen = (_) => dataChannelOpenPromise.resolve(); handshakeDataChannel.onerror = (ev: Event) => { log.error('Error opening a data channel for handshaking: %s', ev.toString()); - dataChannelOpenPromise.reject('could not open handshake channel'); + dataChannelOpenPromise.reject(dataChannelError('noise', 'could not open handshake channel')); }; setTimeout(() => { log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); - dataChannelOpenPromise.reject('handshake channel opening timed out'); + dataChannelOpenPromise.reject(dataChannelError('noise', 'handshake channel opening timed out')); }, HANDSHAKE_TIMEOUT_MS); // create offer sdp diff --git a/test/server-multiaddr.js b/test/server-multiaddr.js new file mode 100644 index 0000000..978d6d2 --- /dev/null +++ b/test/server-multiaddr.js @@ -0,0 +1 @@ +export var SERVER_MULTIADDR = ''; diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index fefc466..39142bf 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -19,7 +19,6 @@ function ignoredDialOption(): CreateListenerOptions { } describe('basic transport tests', () => { - it('Can construct', () => { let t = new underTest.WebRTCTransport(); expect(t.constructor.name).to.equal('WebRTCTransport'); @@ -92,19 +91,31 @@ describe('basic transport tests', () => { } } }); +}); + +import { SERVER_MULTIADDR } from './server-multiaddr'; + +describe('Transport interoperability tests', () => { it('can connect to a server', async () => { - let t = new underTest.WebRTCTransport() - let components = new Components({ - peerId: await createEd25519PeerId(), - registrar: mockRegistrar(), - }); - t.init(components); - let ma = new Multiaddr('/ip4/192.168.1.16/udp/50270/webrtc/certhash/uEiD-KG3lTrMy-AdepCOjtIF5OpRLeH6TJwj3uuJDpBdssA/p2p/12D3KooWNBCMnCCNMVZcUEXzT7fNpsuaJvs18hY9bNEQHiW3MXU9') - let conn = await t.dial(ma, ignoredDialOption()) + if (SERVER_MULTIADDR) { + console.log('Will test connecting to', SERVER_MULTIADDR); + } else { + console.log('Will not test connecting to an external server, as we do not appear to have one.'); + return; + } + let t = new underTest.WebRTCTransport(); + let components = new Components({ + peerId: await createEd25519PeerId(), + registrar: mockRegistrar(), + }); + t.init(components); + let ma = new Multiaddr(SERVER_MULTIADDR); + let conn = await t.dial(ma, ignoredDialOption()); let stream = await conn.newStream(['/echo/1.0.0']); - let response = await pipe([uint8arrayFromString('test\n')], stream, async (source) => await first(source)); - expect(response?.subarray()).to.equalBytes(uint8arrayFromString('test\n')) + let data = 'dataToBeEchoedBackToMe'; + let response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)); + expect(response?.subarray()).to.equalBytes(uint8arrayFromString(data)); + console.log('Response was suppsed to be', data); }); - it('scratch', async () => {}); }); diff --git a/tsconfig.json b/tsconfig.json index f62adad..4e9fec2 100644 --- a/tsconfig.json +++ b/tsconfig.json @@ -1,11 +1,12 @@ { "extends": "aegir/src/config/tsconfig.aegir.json", "compilerOptions": { - "outDir": "dist", + "allowJs": true, "emitDeclarationOnly": false, - "module": "ES2020", "importsNotUsedAsValues": "preserve", - "moduleResolution": "node" + "module": "ES2020", + "moduleResolution": "node", + "outDir": "dist", }, "include": [ "src", From ea298c2c023f2ec8102bf7b63437aeefb79cdea5 Mon Sep 17 00:00:00 2001 From: John Turpish Date: Sun, 11 Sep 2022 23:53:39 -0400 Subject: [PATCH 048/107] Forgot the line ending. --- test/transport.browser.spec.ts | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 39142bf..2e4f37d 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -112,10 +112,10 @@ describe('Transport interoperability tests', () => { let ma = new Multiaddr(SERVER_MULTIADDR); let conn = await t.dial(ma, ignoredDialOption()); let stream = await conn.newStream(['/echo/1.0.0']); - let data = 'dataToBeEchoedBackToMe'; + let data = 'dataToBeEchoedBackToMe\n'; let response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)); expect(response?.subarray()).to.equalBytes(uint8arrayFromString(data)); - console.log('Response was suppsed to be', data); - }); + // console.log('Response was suppsed to be', data); + };); }); From 47dd8ed7f36a5a058309f71e24b828c8cb46fee7 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Mon, 12 Sep 2022 17:22:12 +0530 Subject: [PATCH 049/107] match ufrag pwd to spec --- src/sdp.ts | 4 ++-- test/transport.browser.spec.ts | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/src/sdp.ts b/src/sdp.ts index 1584f25..52fc662 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -71,7 +71,7 @@ function ma2sdp(ma: Multiaddr, ufrag: string): string { const IP = ip(ma); const IPVERSION = ipv(ma); const PORT = port(ma); - const [CERTFP, PWD] = certhashToFingerprint(ma); + const [CERTFP, _] = certhashToFingerprint(ma); return `v=0 o=- 0 0 IN ${IPVERSION} ${IP} s=- @@ -82,7 +82,7 @@ m=application ${PORT} UDP/DTLS/SCTP webrtc-datachannel a=mid:0 a=setup:passive a=ice-ufrag:${ufrag} -a=ice-pwd:${PWD} +a=ice-pwd:${ufrag} a=fingerprint:${CERTFP} a=sctp-port:5000 a=max-message-size:100000 diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 2e4f37d..008468c 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -116,6 +116,6 @@ describe('Transport interoperability tests', () => { let response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)); expect(response?.subarray()).to.equalBytes(uint8arrayFromString(data)); // console.log('Response was suppsed to be', data); - };); + }); }); From e31a42ff79a8b89505d214e77f4361af26283682 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Mon, 12 Sep 2022 14:41:12 -0600 Subject: [PATCH 050/107] Removed node and electron-renderer jobs in CI --- .github/workflows/js-test-and-release.yml | 33 ----------------------- 1 file changed, 33 deletions(-) diff --git a/.github/workflows/js-test-and-release.yml b/.github/workflows/js-test-and-release.yml index 8504e7e..08c8996 100644 --- a/.github/workflows/js-test-and-release.yml +++ b/.github/workflows/js-test-and-release.yml @@ -24,25 +24,6 @@ jobs: - run: npm run --if-present lint - run: npm run --if-present dep-check - test-node: - needs: check - runs-on: ${{ matrix.os }} - strategy: - matrix: - os: [windows-latest, ubuntu-latest, macos-latest] - node: [16] - fail-fast: true - steps: - - uses: actions/checkout@v3 - - uses: actions/setup-node@v2 - with: - node-version: ${{ matrix.node }} - - uses: ipfs/aegir/actions/cache-node-modules@master - - run: npm run --if-present test:node - - uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0 - with: - flags: node - test-chrome: needs: check runs-on: ubuntu-latest @@ -113,20 +94,6 @@ jobs: with: flags: electron-main - test-electron-renderer: - needs: check - runs-on: ubuntu-latest - steps: - - uses: actions/checkout@v3 - - uses: actions/setup-node@v2 - with: - node-version: lts/* - - uses: ipfs/aegir/actions/cache-node-modules@master - - run: npx xvfb-maybe npm run --if-present test:electron-renderer - - uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0 - with: - flags: electron-renderer - release: needs: [test-node, test-chrome, test-chrome-webworker, test-firefox, test-firefox-webworker, test-electron-main, test-electron-renderer] runs-on: ubuntu-latest From c54b12152b4bf11ea72636b1d18e8a0173d59c22 Mon Sep 17 00:00:00 2001 From: John Turpish <97759690+John-LittleBearLabs@users.noreply.github.com> Date: Tue, 13 Sep 2022 11:39:34 -0400 Subject: [PATCH 051/107] Add message framing to support half-close of stream (#20) --- .eslintrc.js | 9 +-- README.md | 14 ++--- package.json | 7 ++- proto_ts/message.ts | 105 ++++++++++++++++++++++++++++++++ src/message.proto | 20 ++++++ src/stream.ts | 53 ++++++++++++++-- src/transport.ts | 1 - test/connection.browser.spec.ts | 34 +++++------ test/sdp.spec.ts | 28 ++++----- test/stream.browser.spec.ts | 6 +- test/transport.browser.spec.ts | 11 ++-- tsconfig.json | 5 +- 12 files changed, 227 insertions(+), 66 deletions(-) create mode 100644 proto_ts/message.ts create mode 100644 src/message.proto diff --git a/.eslintrc.js b/.eslintrc.js index 1d38b75..e6e2407 100644 --- a/.eslintrc.js +++ b/.eslintrc.js @@ -10,6 +10,7 @@ module.exports = { 'unused-imports', 'react-perf', ], + ignorePatterns: ['**/proto_ts/**/*'], rules: { '@typescript-eslint/explicit-module-boundary-types': 'off', '@typescript-eslint/no-var-requires': 0, @@ -40,12 +41,4 @@ module.exports = { 'plugin:import/typescript', 'plugin:markdown/recommended', ], - overrides: [ - { - files: ['**/workers/*.ts'], - rules: { - 'no-restricted-globals': 'off', - }, - }, - ], }; diff --git a/README.md b/README.md index d05692b..e77d124 100644 --- a/README.md +++ b/README.md @@ -51,6 +51,12 @@ const values = await pipe(socket, all); [![](https://raw.githubusercontent.com/libp2p/js-libp2p-interfaces/master/packages/libp2p-interfaces/src/connection/img/badge.png)](https://github.com/libp2p/js-libp2p-interfaces/tree/master/packages/libp2p-interfaces/src/connection) +## Hacking + +Besides the usual `npm install` to get dependencies, `npm run build` to invoke tsc, and `npm run test` to execute unit tests... + +There is also `npm run autogen` which uses ProtoBuf's protoc to populate the generated code directory `proto_ts` based on `*.proto` files in src. Don't forget to run this step before `build` any time you make a change to any of the `*.proto` files. + ## Contribute Contributions are welcome! The libp2p implementation in JavaScript is a work in progress. As such, there's a few things you can do right now to help out: @@ -58,18 +64,12 @@ Contributions are welcome! The libp2p implementation in JavaScript is a work in - [Check out the existing issues](//github.com/little-bear-labs//js-libp2p-webrtc/issues). - **Perform code reviews**. - **Add tests**. There can never be enough tests. +- Go through the modules and **check out existing issues**. This is especially useful for modules in active development. Some knowledge of IPFS/libp2p may be required, as well as the infrastructure behind it - for instance, you may need to read up on p2p and more complex operations like muxing to be able to help technically. Please be aware that all interactions related to libp2p are subject to the IPFS [Code of Conduct](https://github.com/ipfs/community/blob/master/code-of-conduct.md). Small note: If editing the README, please conform to the [standard-readme](https://github.com/RichardLitt/standard-readme) specification. -## Contribute - -The libp2p implementation in JavaScript is a work in progress. As such, there are a few things you can do right now to help out: - -- Go through the modules and **check out existing issues**. This is especially useful for modules in active development. Some knowledge of IPFS/libp2p may be required, as well as the infrastructure behind it - for instance, you may need to read up on p2p and more complex operations like muxing to be able to help technically. -- **Perform code reviews**. More eyes will help a) speed the project along b) ensure quality and c) reduce possible future bugs. - ## License Licensed under either of diff --git a/package.json b/package.json index cf2d0c0..925e9b4 100644 --- a/package.json +++ b/package.json @@ -7,6 +7,8 @@ "license": "Apache-2.0 or MIT", "type": "module", "scripts": { + "autogen": "npx protoc --ts_out proto_ts --proto_path src src/*.proto", + "othergen": "./node_modules/.bin/proto-loader-gen-types --longs=String --enums=String --defaults --oneofs --grpcLib=@grpc/grpc-js --outDir=proto_ts/ src/*.proto", "build": "aegir build", "test": "aegir test --target browser", "format": "prettier --write src/*.ts" @@ -32,7 +34,10 @@ "@libp2p/logger": "^2.0.0", "@libp2p/multistream-select": "^3.0.0", "@libp2p/peer-id": "^1.1.15", - "@multiformats/multiaddr": "file:../js-multiaddr", + "@multiformats/multiaddr": "^10.4.0", + "@protobuf-ts/plugin": "^2.8.0", + "@protobuf-ts/protoc": "^2.8.0", + "@protobuf-ts/runtime": "^2.8.0", "abortable-iterator": "^4.0.2", "err-code": "^3.0.1", "it-merge": "^1.0.4", diff --git a/proto_ts/message.ts b/proto_ts/message.ts new file mode 100644 index 0000000..0e29e55 --- /dev/null +++ b/proto_ts/message.ts @@ -0,0 +1,105 @@ +// @generated by protobuf-ts 2.8.0 +// @generated from protobuf file "message.proto" (package "webrtc.pb", syntax proto2) +// tslint:disable +import type { BinaryWriteOptions } from "@protobuf-ts/runtime"; +import type { IBinaryWriter } from "@protobuf-ts/runtime"; +import { WireType } from "@protobuf-ts/runtime"; +import type { BinaryReadOptions } from "@protobuf-ts/runtime"; +import type { IBinaryReader } from "@protobuf-ts/runtime"; +import { UnknownFieldHandler } from "@protobuf-ts/runtime"; +import type { PartialMessage } from "@protobuf-ts/runtime"; +import { reflectionMergePartial } from "@protobuf-ts/runtime"; +import { MESSAGE_TYPE } from "@protobuf-ts/runtime"; +import { MessageType } from "@protobuf-ts/runtime"; +/** + * @generated from protobuf message webrtc.pb.Message + */ +export interface Message { + /** + * @generated from protobuf field: optional webrtc.pb.Message.Flag flag = 1; + */ + flag?: Message_Flag; + /** + * @generated from protobuf field: optional bytes message = 2; + */ + message?: Uint8Array; +} +/** + * @generated from protobuf enum webrtc.pb.Message.Flag + */ +export enum Message_Flag { + /** + * The sender will no longer send messages on the stream. + * + * @generated from protobuf enum value: FIN = 0; + */ + FIN = 0, + /** + * The sender will no longer read messages on the stream. Incoming data is + * being discarded on receipt. + * + * @generated from protobuf enum value: STOP_SENDING = 1; + */ + STOP_SENDING = 1, + /** + * The sender abruptly terminates the sending part of the stream. The + * receiver can discard any data that it already received on that stream. + * + * @generated from protobuf enum value: RESET = 2; + */ + RESET = 2 +} +// @generated message type with reflection information, may provide speed optimized methods +class Message$Type extends MessageType { + constructor() { + super("webrtc.pb.Message", [ + { no: 1, name: "flag", kind: "enum", opt: true, T: () => ["webrtc.pb.Message.Flag", Message_Flag] }, + { no: 2, name: "message", kind: "scalar", opt: true, T: 12 /*ScalarType.BYTES*/ } + ]); + } + create(value?: PartialMessage): Message { + const message = {}; + globalThis.Object.defineProperty(message, MESSAGE_TYPE, { enumerable: false, value: this }); + if (value !== undefined) + reflectionMergePartial(this, message, value); + return message; + } + internalBinaryRead(reader: IBinaryReader, length: number, options: BinaryReadOptions, target?: Message): Message { + let message = target ?? this.create(), end = reader.pos + length; + while (reader.pos < end) { + let [fieldNo, wireType] = reader.tag(); + switch (fieldNo) { + case /* optional webrtc.pb.Message.Flag flag */ 1: + message.flag = reader.int32(); + break; + case /* optional bytes message */ 2: + message.message = reader.bytes(); + break; + default: + let u = options.readUnknownField; + if (u === "throw") + throw new globalThis.Error(`Unknown field ${fieldNo} (wire type ${wireType}) for ${this.typeName}`); + let d = reader.skip(wireType); + if (u !== false) + (u === true ? UnknownFieldHandler.onRead : u)(this.typeName, message, fieldNo, wireType, d); + } + } + return message; + } + internalBinaryWrite(message: Message, writer: IBinaryWriter, options: BinaryWriteOptions): IBinaryWriter { + /* optional webrtc.pb.Message.Flag flag = 1; */ + if (message.flag !== undefined) + writer.tag(1, WireType.Varint).int32(message.flag); + /* optional bytes message = 2; */ + if (message.message !== undefined) + writer.tag(2, WireType.LengthDelimited).bytes(message.message); + let u = options.writeUnknownFields; + if (u !== false) + (u == true ? UnknownFieldHandler.onWrite : u)(this.typeName, message, writer); + return writer; + } +} +/** + * @generated MessageType for protobuf message webrtc.pb.Message + */ +export const Message = new Message$Type(); diff --git a/src/message.proto b/src/message.proto new file mode 100644 index 0000000..b717f02 --- /dev/null +++ b/src/message.proto @@ -0,0 +1,20 @@ +syntax = "proto2"; + +package webrtc.pb; + +message Message { + enum Flag { + // The sender will no longer send messages on the stream. + FIN = 0; + // The sender will no longer read messages on the stream. Incoming data is + // being discarded on receipt. + STOP_SENDING = 1; + // The sender abruptly terminates the sending part of the stream. The + // receiver can discard any data that it already received on that stream. + RESET = 2; + } + + optional Flag flag = 1; + + optional bytes message = 2; +} \ No newline at end of file diff --git a/src/stream.ts b/src/stream.ts index f0b2f8d..04d6823 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -7,6 +7,7 @@ import merge from 'it-merge'; import { Uint8ArrayList } from 'uint8arraylist'; import { fromString } from 'uint8arrays/from-string'; import { logger } from '@libp2p/logger'; +import * as pb from '../proto_ts/message'; const log = logger('libp2p:webrtc:stream'); @@ -97,7 +98,27 @@ export class WebRTCStream implements Stream { res = new Uint8Array(data as ArrayBuffer); } log.trace(`[stream:${this.id}][${this.stat.direction}] received message: length: ${res.length} ${res}`); - (this.source as Pushable).push(new Uint8ArrayList(res)); + let m = pb.Message.fromBinary(res); + log(`[stream:${this.id}][${this.stat.direction}] received pb.Message: ${Object.entries(m)}`); + switch (m.flag) { + case undefined: + break; //regular message only + case pb.Message_Flag.STOP_SENDING: + log.trace('Remote has indicated, with "STOP_SENDING" flag, that it will discard any messages we send.'); + this.closeWrite(); + break; + case pb.Message_Flag.FIN: + log.trace('Remote has indicated, with "FIN" flag, that it will not send any further messages.'); + this.closeRead(); + break; + case pb.Message_Flag.RESET: + log.trace('Remote abruptly stopped sending, indicated with "RESET" flag.'); + this.closeRead(); + } + if (m.message) { + log.trace('%s incoming message %s', this.id, m.message); + (this.source as Pushable).push(new Uint8ArrayList(m.message)); + } }; this.channel.onclose = (_evt) => { @@ -128,7 +149,10 @@ export class WebRTCStream implements Stream { if (closed || this.writeClosed) { break; } - this.channel.send(buf.subarray()); + let res = buf.subarray(); + let send_buf = pb.Message.toBinary({ message: buf.subarray() }); + log.trace(`[stream:${this.id}][${this.stat.direction}] sending message: length: ${res.length} ${res}, encoded through pb as ${send_buf}`); + this.channel.send(send_buf); } } @@ -141,8 +165,8 @@ export class WebRTCStream implements Stream { } this.stat.timeline.close = new Date().getTime(); this.closed = true; - this.closeRead(); - this.closeWrite(); + this.readClosed = true; + this.writeClosed = true; this.channel.close(); } @@ -150,6 +174,7 @@ export class WebRTCStream implements Stream { * Close a stream for reading only */ closeRead(): void { + this._sendFlag(pb.Message_Flag.STOP_SENDING); this.readClosed = true; (this.source as Pushable).end(); if (this.readClosed && this.writeClosed) { @@ -161,6 +186,7 @@ export class WebRTCStream implements Stream { * Close a stream for writing only */ closeWrite(): void { + this._sendFlag(pb.Message_Flag.FIN); this.writeClosed = true; this.closeWritePromise.resolve(); if (this.readClosed && this.writeClosed) { @@ -176,10 +202,25 @@ export class WebRTCStream implements Stream { } /** - * Call when a remote error occurs, should close the stream for reading and writing + * Close the stream for writing, and indicate to the remote side this is being done 'abruptly' + * @see closeWrite */ reset(): void { - this.close(); this.stat = defaultStat(this.stat.direction); + this._sendFlag(pb.Message_Flag.RESET); + this.writeClosed = true; + this.closeWritePromise.resolve(); + if (this.readClosed && this.writeClosed) { + this.close(); + } + } + + private _sendFlag(flag: pb.Message_Flag): void { + try { + log('Sending flag: %s', flag.toString()); + this.channel.send(pb.Message.toBinary({ flag: flag })); + } catch (e) { + log.error(`Exception while sending flag ${flag}: ${e}`); + } } } diff --git a/src/transport.ts b/src/transport.ts index 5476ca5..c410064 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -103,7 +103,6 @@ export class WebRTCTransport implements Transport, Initializable { dataChannelOpenPromise.reject(); }, HANDSHAKE_TIMEOUT_MS); - await dataChannelOpenPromise.promise; await this.componentsPromise.promise; let myPeerId = await this.getPeerId(); diff --git a/test/connection.browser.spec.ts b/test/connection.browser.spec.ts index e5b8e07..37a8496 100644 --- a/test/connection.browser.spec.ts +++ b/test/connection.browser.spec.ts @@ -3,46 +3,44 @@ import {createConnectionPair, echoHandler} from "../test/util.js"; import { expect } from 'aegir/chai'; import { pipe } from 'it-pipe'; -import all from 'it-all'; import first from 'it-first'; import {fromString} from 'uint8arrays/from-string'; -import {v4} from 'uuid'; +import { v4 } from 'uuid'; -const echoProtocol = "/echo/1.0.0" +const echoProtocol = '/echo/1.0.0'; describe('connection browser tests', () => { it('can run the echo protocol (first)', async () => { let [{ connection: client }, server] = await createConnectionPair(); let serverRegistrar = server.registrar; - await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }) + await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }); let clientStream = await client.newStream([echoProtocol]); let data = fromString(v4()); - let response = await pipe( - [data], - clientStream, - async (source) => await first(source), - ); + let response = await pipe([data], clientStream, async (source) => await first(source)); expect(response).to.not.be.undefined; expect(response!.subarray()).to.equalBytes(data); }); it('can run the echo protocol (all)', async () => { + //enableLogger('libp2p:webrtc:connection'); + //enableLogger('libp2p:webrtc:stream'); let [{ connection: client }, server] = await createConnectionPair(); let serverRegistrar = server.registrar; - await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }) + await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }); let clientStream = await client.newStream([echoProtocol]); // close stream after 2 seconds setTimeout(() => clientStream.close(), 2000); let data = fromString(v4()); - let response = await pipe( - [data], - clientStream, - async (source) => await all(source), - ); - - expect(response).to.not.be.undefined; - expect(response![0].subarray()).to.equalBytes(data); + clientStream.sink([data]); + let responsed = false; + for await (const response of clientStream.source) { + expect(response).to.not.be.undefined; + expect(response.subarray()).to.equalBytes(data); + responsed = true; + break; + } + expect(responsed).to.be.true(); }); }); diff --git a/test/sdp.spec.ts b/test/sdp.spec.ts index 14935f3..b73017f 100644 --- a/test/sdp.spec.ts +++ b/test/sdp.spec.ts @@ -4,22 +4,22 @@ import * as underTest from '../src/sdp.js'; import { bases } from 'multiformats/basics'; import * as multihashes from 'multihashes'; -const an_sdp = ` -v=0 +const an_sdp = `v=0 o=- 0 0 IN IP4 192.168.0.152 s=- c=IN IP4 192.168.0.152 t=0 0 +a=ice-lite m=application 2345 UDP/DTLS/SCTP webrtc-datachannel a=mid:0 +a=setup:active a=ice-options:ice2 a=ice-ufrag:MyUserFragment a=ice-pwd:MyUserFragment a=fingerprint:sha-256 b9:2e:11:cf:23:ff:da:31:bb:bb:5c:0a:9d:d9:0e:20:07:e2:bb:61:2f:1f:94:cf:e5:2e:0e:05:5c:4e:8a:88 -a=setup:actpass a=sctp-port:5000 a=max-message-size:100000 -`; +a=candidate:1 1 UDP 1 192.168.0.152 2345 typ host`; describe('SDP creation', () => { it('handles simple blue sky easily enough', async () => { @@ -40,10 +40,10 @@ describe('SDP creation', () => { decoders.slice(2).forEach((d) => (acc = acc.or(d))); return acc; })(); - + let mbdecoded = mbdecoder.decode(c); let mhdecoded = multihashes.decode(mbdecoded); - //sha2-256 multihash 0x12 permanent + //sha2-256 multihash 0x12 permanent // https://github.com/multiformats/multicodec/blob/master/table.csv expect(mhdecoded.name).to.equal('sha2-256'); expect(mhdecoded.code).to.equal(0x12); @@ -53,25 +53,23 @@ describe('SDP creation', () => { }); describe('SDP munging', () => { - it('does a simple replacement', () => { - let result = underTest.munge({type:'answer',sdp: an_sdp},'someotheruserfragmentstring'); - expect(result.sdp).to.equal(` -v=0 + it('does a simple replacement', () => { + let result = underTest.munge({ type: 'answer', sdp: an_sdp }, 'someotheruserfragmentstring'); + expect(result.sdp).to.equal(`v=0 o=- 0 0 IN IP4 192.168.0.152 s=- c=IN IP4 192.168.0.152 t=0 0 +a=ice-lite m=application 2345 UDP/DTLS/SCTP webrtc-datachannel a=mid:0 +a=setup:active a=ice-options:ice2 a=ice-ufrag:someotheruserfragmentstring a=ice-pwd:someotheruserfragmentstring a=fingerprint:sha-256 b9:2e:11:cf:23:ff:da:31:bb:bb:5c:0a:9d:d9:0e:20:07:e2:bb:61:2f:1f:94:cf:e5:2e:0e:05:5c:4e:8a:88 -a=setup:actpass a=sctp-port:5000 a=max-message-size:100000 -`); - }); - - +a=candidate:1 1 UDP 1 192.168.0.152 2345 typ host`); + }); }); diff --git a/test/stream.browser.spec.ts b/test/stream.browser.spec.ts index af6d48e..a44b89f 100644 --- a/test/stream.browser.spec.ts +++ b/test/stream.browser.spec.ts @@ -88,9 +88,9 @@ describe('stream stats', () => { expect(s.readClosed).to.equal(false); expect(s.writeClosed).to.equal(false); expect(s.stat.timeline.close).to.not.exist(); - s.reset(); - expect(s.closed).to.equal(true); - expect(s.readClosed).to.equal(true); + s.reset(); //only resets the write side + expect(s.closed).to.equal(false); + expect(s.readClosed).to.equal(false); expect(s.writeClosed).to.equal(true); expect(s.stat.timeline.close).to.not.exist(); }); diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 0e45046..cee3a84 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -7,13 +7,14 @@ import { Multiaddr } from '@multiformats/multiaddr'; import { expect } from 'chai'; function ignoredDialOption(): CreateListenerOptions { - let u = mockUpgrader({}); - return { - upgrader: u, - }; + let u = mockUpgrader({}); + return { + upgrader: u + }; } describe('basic transport tests', () => { + it('Can construct', () => { let t = new underTest.WebRTCTransport(); expect(t.constructor.name).to.equal('WebRTCTransport'); @@ -86,5 +87,5 @@ describe('basic transport tests', () => { } } }); - it('scratch', async () => {}); }); + diff --git a/tsconfig.json b/tsconfig.json index db30ecc..f62adad 100644 --- a/tsconfig.json +++ b/tsconfig.json @@ -5,10 +5,11 @@ "emitDeclarationOnly": false, "module": "ES2020", "importsNotUsedAsValues": "preserve", - "moduleResolution": "node" + "moduleResolution": "node" }, "include": [ "src", - "test" + "test", + "proto_ts" ] } From e487f286a25b89928ead9941894002dd6dc8eac2 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Tue, 13 Sep 2022 16:00:28 +0000 Subject: [PATCH 052/107] Bump uuid from 8.3.2 to 9.0.0 Bumps [uuid](https://github.com/uuidjs/uuid) from 8.3.2 to 9.0.0. - [Release notes](https://github.com/uuidjs/uuid/releases) - [Changelog](https://github.com/uuidjs/uuid/blob/main/CHANGELOG.md) - [Commits](https://github.com/uuidjs/uuid/compare/v8.3.2...v9.0.0) --- updated-dependencies: - dependency-name: uuid dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] --- package.json | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/package.json b/package.json index 13b704c..ba98fcb 100644 --- a/package.json +++ b/package.json @@ -66,6 +66,6 @@ "p-defer": "^4.0.0", "socket.io-client": "^4.1.2", "timeout-abort-controller": "^3.0.0", - "uuid": "^8.3.2" + "uuid": "^9.0.0" } } From 19db64e05d930e78c849aff73ffb116026de68b3 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Wed, 14 Sep 2022 18:53:58 +0530 Subject: [PATCH 053/107] fix reject --- test/util.ts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/test/util.ts b/test/util.ts index ef8b3ea..67a95e9 100644 --- a/test/util.ts +++ b/test/util.ts @@ -39,7 +39,7 @@ export async function createConnectedRTCPeerConnectionPair(): Promise Date: Wed, 14 Sep 2022 19:04:48 +0530 Subject: [PATCH 054/107] fix rejects --- .gitignore | 1 + src/transport.ts | 4 ++-- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/.gitignore b/.gitignore index d15b512..5aaa86f 100644 --- a/.gitignore +++ b/.gitignore @@ -36,6 +36,7 @@ bower_components Thumbs.db # Ignore built ts files +dist/ dist/**/* # ignore yarn.lock diff --git a/src/transport.ts b/src/transport.ts index 69db83b..b24e546 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -70,11 +70,11 @@ export class WebRTCTransport implements Transport, Initializable { handshakeDataChannel.onopen = (_) => dataChannelOpenPromise.resolve(); handshakeDataChannel.onerror = (ev: Event) => { log.error('Error opening a data channel for handshaking: %s', ev.toString()); - dataChannelOpenPromise.reject(dataChannelError('noise', 'could not open handshake channel')); + dataChannelOpenPromise.reject(dataChannelError('data', `error opening datachannel: ${ev.toString()}`)); }; setTimeout(() => { log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); - dataChannelOpenPromise.reject(dataChannelError('noise', 'handshake channel opening timed out')); + dataChannelOpenPromise.reject(dataChannelError('data', `data channel was never opened: state: ${handshakeDataChannel.readyState}`)); }, HANDSHAKE_TIMEOUT_MS); // create offer sdp From cd47528712a11d036a04eed9b8fc9fc1251a5d77 Mon Sep 17 00:00:00 2001 From: glendc Date: Wed, 14 Sep 2022 21:25:17 +0200 Subject: [PATCH 055/107] add .nvmrc file to autmatically select required node engine --- .nvmrc | 1 + 1 file changed, 1 insertion(+) create mode 100644 .nvmrc diff --git a/.nvmrc b/.nvmrc new file mode 100644 index 0000000..975215f --- /dev/null +++ b/.nvmrc @@ -0,0 +1 @@ +16.17.0 \ No newline at end of file From 0f467df76d4d77b42bbee539e9ecebfb14303304 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Thu, 15 Sep 2022 16:07:38 +0530 Subject: [PATCH 056/107] address Glen's review --- .gitignore | 1 - src/connection.ts | 64 ++++++++++++++++----------- src/error.ts | 12 +++++ src/sdp.ts | 16 +++---- src/transport.ts | 77 +++++++++++++++++++-------------- test/connection.browser.spec.ts | 3 +- test/util.ts | 6 --- 7 files changed, 105 insertions(+), 74 deletions(-) diff --git a/.gitignore b/.gitignore index 5aaa86f..f464ed8 100644 --- a/.gitignore +++ b/.gitignore @@ -37,7 +37,6 @@ Thumbs.db # Ignore built ts files dist/ -dist/**/* # ignore yarn.lock yarn.lock diff --git a/src/connection.ts b/src/connection.ts index 4d21301..7d5f672 100644 --- a/src/connection.ts +++ b/src/connection.ts @@ -11,7 +11,7 @@ import { WebRTCStream } from './stream'; import { select as msselect, handle as mshandle } from '@libp2p/multistream-select'; import { Duplex } from 'it-stream-types'; import { Uint8ArrayList } from 'uint8arraylist'; -import { dataChannelError, operationAborted, overStreamLimit } from './error'; +import { connectionClosedError, dataChannelError, operationAborted, overStreamLimit } from './error'; const log = logger('libp2p:webrtc:connection'); @@ -40,6 +40,7 @@ export class WebRTCConnection implements ic.Connection { remotePeer: PeerId; tags: string[] = []; components: Components; + closed: boolean = false; private _streams: Map = new Map(); private peerConnection: RTCPeerConnection; @@ -60,14 +61,22 @@ export class WebRTCConnection implements ic.Connection { }, }; this.handleIncomingStreams(); + this.peerConnection.onconnectionstatechange = (_) => { + switch(this.peerConnection.connectionState) { + case 'closed': // fallthrough + case 'failed': // fallthrough + case 'disconnected': // fallthrough + log.trace(`peerconnection moved to state: ${this.peerConnection.connectionState}`) + closed = true; + this.streams.forEach((stream) => stream.abort(connectionClosedError(this.peerConnection.connectionState, 'closing stream'))) + } + } } private handleIncomingStreams() { let metrics = this.components.getMetrics(); this.peerConnection.ondatachannel = async ({ channel }) => { - const logPrefix = `[stream:${channel.label}][inbound]`; - log.trace(`incoming stream - ${channel.label}`); - let [openPromise, abortPromise] = [defer(), defer()]; + const [openPromise, abortPromise] = [defer(), defer()]; let controller = new TimeoutController(OPEN_STREAM_TIMEOUT); controller.signal.onabort = () => abortPromise.resolve(); channel.onopen = () => openPromise.resolve(); @@ -77,7 +86,7 @@ export class WebRTCConnection implements ic.Connection { throw operationAborted('prior to a new stream incoming.', controller.signal.reason); } - let rawStream = new WebRTCStream({ + const rawStream = new WebRTCStream({ channel, stat: { direction: 'inbound', @@ -86,26 +95,26 @@ export class WebRTCConnection implements ic.Connection { }, }, }); - let registrar = this.components.getRegistrar(); - let protocols = registrar.getProtocols(); + const registrar = this.components.getRegistrar(); + const protocols = registrar.getProtocols(); - log.trace(`${logPrefix} supported protocols - ${protocols}`); + log.trace(`supported protocols - ${protocols}`); try { - let { stream, protocol } = await mshandle(rawStream, protocols, { signal: controller.signal }); + const { stream, protocol } = await mshandle(rawStream, protocols, { signal: controller.signal }); if (metrics) { metrics.trackStream({ stream, protocol, remotePeer: this.remotePeer }); } - log.trace(`${logPrefix} handled protocol - ${protocol}`); + log.trace(`handled protocol - ${protocol}`); rawStream.stat.protocol = protocol; - let result = this.wrapMsStream(rawStream, stream); + const result = this.wrapMsStream(rawStream, stream); this.addStream(result); // handle stream - let { handler } = registrar.getHandler(protocol); + const { handler } = registrar.getHandler(protocol); handler({ connection: this, stream: result }); } catch (err) { log.error('stream error: ', rawStream.id, rawStream.stat.direction); @@ -136,9 +145,9 @@ export class WebRTCConnection implements ic.Connection { } private findStreamLimit(protocol: string, direction: ic.Direction): number { - let registrar = this.components.getRegistrar(); + const registrar = this.components.getRegistrar(); try { - let handler = registrar.getHandler(protocol); + const handler = registrar.getHandler(protocol); return direction === 'inbound' ? handler.options.maxInboundStreams || DEFAULT_MAX_INBOUND_STREAMS : handler.options.maxOutboundStreams || DEFAULT_MAX_OUTBOUND_STREAMS; } catch (err) {} return direction === 'inbound' ? DEFAULT_MAX_INBOUND_STREAMS : DEFAULT_MAX_OUTBOUND_STREAMS; @@ -149,12 +158,15 @@ export class WebRTCConnection implements ic.Connection { } async newStream(protocols: string | string[], options: AbortOptions = {}): Promise { - let label = genUuid().slice(0, 8); - let openPromise = defer(); - let abortedPromise = defer(); - let controller: TimeoutController | undefined; - let metrics = this.components.getMetrics(); + if (this.closed) { + throw connectionClosedError(this.peerConnection.connectionState, 'cannot open new stream') + } + const label = genUuid().slice(0, 8); + const [openPromise, abortedPromise] = [defer(), defer()]; + const metrics = this.components.getMetrics(); + let openError: Error | undefined; + let controller: TimeoutController | undefined; log.trace(`opening new stream with protocols: ${protocols}`); @@ -172,7 +184,7 @@ export class WebRTCConnection implements ic.Connection { }; log.trace(`[stream: ${label}] peerconnection state: ${this.peerConnection.connectionState}`); - let channel = this.peerConnection.createDataChannel(label); + const channel = this.peerConnection.createDataChannel(label); channel.onopen = (_evt) => { log.trace(`[stream: ${label}] data channel opened`); openPromise.resolve(); @@ -192,7 +204,7 @@ export class WebRTCConnection implements ic.Connection { throw openError; } - let rawStream = new WebRTCStream({ + const rawStream = new WebRTCStream({ channel, stat: { direction: 'outbound', @@ -202,11 +214,11 @@ export class WebRTCConnection implements ic.Connection { }, }); - let { stream, protocol } = await msselect(rawStream, protocols, { signal: options.signal }); + const { stream, protocol } = await msselect(rawStream, protocols, { signal: options.signal }); log.trace(`[stream ${label}] select protocol - ${protocol}`); // check if stream is within limit after protocol has been negotiated rawStream.stat.protocol = protocol; - let result = this.wrapMsStream(rawStream, stream); + const result = this.wrapMsStream(rawStream, stream); // check if stream can be accomodated if (metrics) { metrics.trackStream({ stream, protocol, remotePeer: this.remotePeer }); @@ -217,10 +229,10 @@ export class WebRTCConnection implements ic.Connection { } addStream(stream: ic.Stream): void { - let protocol = stream.stat.protocol!; - let direction = stream.stat.direction; + const protocol = stream.stat.protocol!; + const direction = stream.stat.direction; if (this.countStream(protocol, direction) === this.findStreamLimit(protocol, direction)) { - let err = overStreamLimit(direction, protocol); + const err = overStreamLimit(direction, protocol); log(err.message); stream.abort(err); throw err; diff --git a/src/error.ts b/src/error.ts index 3a76ae4..1d7f8d1 100644 --- a/src/error.ts +++ b/src/error.ts @@ -17,6 +17,18 @@ export enum codes { ERR_NOT_IMPLEMENTED = 'ERR_NOT_IMPLEMENTED', ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS = 'ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS', ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS = 'ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS', + ERR_CONNECTION_CLOSED = 'ERR_CONNECTION_CLOSED', +} + +export class ConnectionClosedError extends WebRTCTransportError { + constructor(state: RTCPeerConnectionState, msg: string) { + super(`peerconnection moved to state: ${state}:` + msg); + this.name = 'WebRTC/ConnectionClosed'; + } +} + +export function connectionClosedError(state: RTCPeerConnectionState, msg: string) { + return createError(new ConnectionClosedError(state, msg), codes.ERR_CONNECTION_CLOSED) } export class InvalidArgumentError extends WebRTCTransportError { diff --git a/src/sdp.ts b/src/sdp.ts index 52fc662..5a7204c 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -16,7 +16,7 @@ export const mbdecoder = (function () { const CERTHASH_CODE: number = 466; function ipv(ma: Multiaddr): string { - for (let proto of ma.protoNames()) { + for (const proto of ma.protoNames()) { if (proto.startsWith('ip')) { return proto.toUpperCase(); } @@ -32,8 +32,8 @@ function port(ma: Multiaddr): number { } export function certhash(ma: Multiaddr): string { - let tups = ma.stringTuples(); - let certhash_value = tups.filter((tup) => tup[0] == CERTHASH_CODE).map((tup) => tup[1])[0]; + const tups = ma.stringTuples(); + const certhash_value = tups.filter((tup) => tup[0] == CERTHASH_CODE).map((tup) => tup[1])[0]; if (certhash_value) { return certhash_value; } else { @@ -42,10 +42,10 @@ export function certhash(ma: Multiaddr): string { } export function certhashToFingerprint(ma: Multiaddr): string[] { - let certhash_value = certhash(ma); + const certhash_value = certhash(ma); // certhash_value is a multibase encoded multihash encoded string - let mbdecoded = mbdecoder.decode(certhash_value); - let mhdecoded = multihashes.decode(mbdecoded); + const mbdecoded = mbdecoder.decode(certhash_value); + const mhdecoded = multihashes.decode(mbdecoded); let prefix = ''; switch (mhdecoded.name) { case 'md5': @@ -61,8 +61,8 @@ export function certhashToFingerprint(ma: Multiaddr): string[] { throw unsupportedHashAlgorithm(mhdecoded.name); } - let fp = mhdecoded.digest.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), ''); - let fpSdp = fp.match(/.{1,2}/g)!.join(':'); + const fp = mhdecoded.digest.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), ''); + const fpSdp = fp.match(/.{1,2}/g)!.join(':'); return [`${prefix.toUpperCase()} ${fpSdp.toUpperCase()}`, fp]; } diff --git a/src/transport.ts b/src/transport.ts index b24e546..c2b8873 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -53,56 +53,66 @@ export class WebRTCTransport implements Transport, Initializable { } async _connect(ma: Multiaddr, options: WebRTCDialOptions): Promise { - let rps = ma.getPeerId(); + const rps = ma.getPeerId(); if (!rps) { throw inappropriateMultiaddr("we need to have the remote's PeerId"); } - let certificate = await RTCPeerConnection.generateCertificate({ + // ECDSA is preferred over RSA here. From our testing we find that P-256 elliptic + // curve is supported by Pion, webrtc-rs, as well as Chromium (P-228 and P-384 + // was not supported in Chromium). We fix the hash algorith to SHA-256 for + // reasons documented here: https://github.com/libp2p/specs/pull/412#discussion_r968327480 + const certificate = await RTCPeerConnection.generateCertificate({ name: 'ECDSA', namedCurve: 'P-256', + hash: 'SHA-256', } as any); - let peerConnection = new RTCPeerConnection({ certificates: [certificate] }); + const peerConnection = new RTCPeerConnection({ certificates: [certificate] }); // create data channel - let dataChannelOpenPromise = defer(); - let handshakeDataChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); - handshakeDataChannel.onopen = (_) => dataChannelOpenPromise.resolve(); - handshakeDataChannel.onerror = (ev: Event) => { - log.error('Error opening a data channel for handshaking: %s', ev.toString()); - dataChannelOpenPromise.reject(dataChannelError('data', `error opening datachannel: ${ev.toString()}`)); - }; - setTimeout(() => { + const dataChannelOpenPromise = defer(); + const handshakeDataChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); + const handhsakeTimeout = setTimeout(() => { log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); dataChannelOpenPromise.reject(dataChannelError('data', `data channel was never opened: state: ${handshakeDataChannel.readyState}`)); }, HANDSHAKE_TIMEOUT_MS); + handshakeDataChannel.onopen = (_) => { + clearTimeout(handhsakeTimeout) + dataChannelOpenPromise.resolve(); + } + handshakeDataChannel.onerror = (ev: Event) => { + clearTimeout(handhsakeTimeout) + log.error('Error opening a data channel for handshaking: %s', ev.toString()); + dataChannelOpenPromise.reject(dataChannelError('data', `error opening datachannel: ${ev.toString()}`)); + }; // create offer sdp let offerSdp = await peerConnection.createOffer(); // generate random string for ufrag - let ufrag = genUuid().replaceAll('-', ''); + const ufrag = genUuid().replaceAll('-', ''); // munge sdp with ufrag = pwd offerSdp = sdp.munge(offerSdp, ufrag); // set local description await peerConnection.setLocalDescription(offerSdp); // construct answer sdp from multiaddr - let answerSdp = sdp.fromMultiAddr(ma, ufrag); + const answerSdp = sdp.fromMultiAddr(ma, ufrag); // set remote description await peerConnection.setRemoteDescription(answerSdp); // wait for peerconnection.onopen to fire, or for the datachannel to open await dataChannelOpenPromise.promise; - let myPeerId = await this.getPeerId(); - let theirPeerId = p.peerIdFromString(rps); + const myPeerId = await this.getPeerId(); + const theirPeerId = p.peerIdFromString(rps); // do noise handshake //set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. - let fingerprintsPrologue = this.generateNoisePrologue(peerConnection, ma); - let noise = new Noise(undefined, undefined, undefined, fingerprintsPrologue); - // let noise = new Noise(undefined, undefined, stablelib, fingerprintsPrologue); - let wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }); - let wrappedDuplex = { + const fingerprintsPrologue = this.generateNoisePrologue(peerConnection, ma); + // Since we use the default crypto interface and do not use a static key or early data, + // we pass in undefined for these parameters. + const noise = new Noise(undefined, undefined, undefined, fingerprintsPrologue); + const wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }); + const wrappedDuplex = { ...wrappedChannel, source: { [Symbol.asyncIterator]: async function* () { @@ -113,9 +123,10 @@ export class WebRTCTransport implements Transport, Initializable { }, }; - await noise.secureOutbound(myPeerId, wrappedDuplex, theirPeerId); + // Creating the connection before completion of the noise + // handshake ensures that the stream opening callback is set up - return new WebRTCConnection({ + const connection = new WebRTCConnection({ components: this.components!, id: ma.toString(), remoteAddr: ma, @@ -124,20 +135,23 @@ export class WebRTCTransport implements Transport, Initializable { pc: peerConnection, remotePeer: theirPeerId, }); + + await noise.secureOutbound(myPeerId, wrappedDuplex, theirPeerId); + return connection; } private generateNoisePrologue(pc: RTCPeerConnection, ma: Multiaddr): Uint8Array { if (pc.getConfiguration().certificates?.length === 0) { throw invalidArgument('no local certificate'); } - let localCert = pc.getConfiguration().certificates?.at(0)!; + const localCert = pc.getConfiguration().certificates?.at(0)!; if (!localCert || localCert.getFingerprints().length === 0) { throw invalidArgument('no fingerprint on local certificate'); } - let localFingerprint = localCert.getFingerprints()[0]; - let localFpString = localFingerprint.value!.replaceAll(':', ''); - let localFpArray = uint8arrayFromString(localFpString, 'hex'); + const localFingerprint = localCert.getFingerprints()[0]; + const localFpString = localFingerprint.value!.replaceAll(':', ''); + const localFpArray = uint8arrayFromString(localFpString, 'hex'); let local: Uint8Array; switch (localFingerprint.algorithm!) { case 'md5': @@ -153,12 +167,11 @@ export class WebRTCTransport implements Transport, Initializable { throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); } - let remote: Uint8Array = sdp.mbdecoder.decode(sdp.certhash(ma)); - let prefix = uint8arrayFromString('libp2p-webrtc-noise:'); - let fps = [remote, local].sort(uint8arrayCompare); + const remote: Uint8Array = sdp.mbdecoder.decode(sdp.certhash(ma)); + const prefix = uint8arrayFromString('libp2p-webrtc-noise:'); + const fps = [remote, local].sort(uint8arrayCompare); - let result = concat([prefix, ...fps]); - return result; + return concat([prefix, ...fps]); } public async getPeerId(): Promise { @@ -171,6 +184,6 @@ const WEBRTC_CODE: number = 280; const CERTHASH_CODE: number = 466; function validMa(ma: Multiaddr): boolean { - let codes = ma.protoCodes(); + const codes = ma.protoCodes(); return codes.includes(WEBRTC_CODE) && codes.includes(CERTHASH_CODE) && ma.getPeerId() != null; } diff --git a/test/connection.browser.spec.ts b/test/connection.browser.spec.ts index 4f24166..7664db2 100644 --- a/test/connection.browser.spec.ts +++ b/test/connection.browser.spec.ts @@ -41,7 +41,8 @@ describe('connection browser tests', () => { break; } expect(responsed).to.be.true(); - }).timeout(54321); + }); + }); export {}; diff --git a/test/util.ts b/test/util.ts index 67a95e9..d11f994 100644 --- a/test/util.ts +++ b/test/util.ts @@ -62,12 +62,6 @@ export async function createConnectedRTCPeerConnectionPair(): Promise((res) => { - // dc.onopen = () => res(); - // }); - log('created peer connections'); return [client, server]; } From efd09caf2fc2f4bf1bd470b054774ac6eb65cb3a Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Thu, 15 Sep 2022 19:34:02 +0530 Subject: [PATCH 057/107] fix --- test/transport.browser.spec.ts | 1 - 1 file changed, 1 deletion(-) diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 41ab7c7..149d239 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -116,7 +116,6 @@ describe('Transport interoperability tests', () => { let data = 'dataToBeEchoedBackToMe\n'; let response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)); expect(response?.subarray()).to.equalBytes(uint8arrayFromString(data)); - // console.log('Response was suppsed to be', data); }); }); From 7b3becce186e53f91be5d0918a2a20ce3968ba86 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Mon, 26 Sep 2022 18:12:37 +0530 Subject: [PATCH 058/107] use upgrader interface --- package.json | 10 +- src/mux/maconn.ts | 33 +++++++ src/mux/muxer.ts | 73 +++++++++++++++ src/mux/transport.ts | 192 +++++++++++++++++++++++++++++++++++++++ src/mux/util.ts | 6 ++ src/stream.ts | 34 +++++-- test/mux.browser.spec.ts | 26 ++++++ test/util.ts | 2 +- 8 files changed, 365 insertions(+), 11 deletions(-) create mode 100644 src/mux/maconn.ts create mode 100644 src/mux/muxer.ts create mode 100644 src/mux/transport.ts create mode 100644 src/mux/util.ts create mode 100644 test/mux.browser.spec.ts diff --git a/package.json b/package.json index 5db5740..7c74888 100644 --- a/package.json +++ b/package.json @@ -40,7 +40,7 @@ "devDependencies": { "@libp2p/interface-mocks": "^4.0.1", "@libp2p/peer-id-factory": "^1.0.18", - "@multiformats/multiaddr": "^10.4.1", + "@multiformats/multiaddr": "10.4.3", "@types/uuid": "^8.3.4", "@typescript-eslint/parser": "^5.32.0", "aegir": "^37.4.6", @@ -50,19 +50,20 @@ "prettier": "^2.7.1", "typescript": "^4.7.4", "uint8arrays": "^3.1.0", - "wait-on": "^6.0.1" + "wait-on": "^6.0.1", + "libp2p": "file:../js-libp2p" }, "dependencies": { "@chainsafe/libp2p-noise": "^8.0.0", "@libp2p/components": "^2.0.3", "@libp2p/interface-connection": "^3.0.1", "@libp2p/interface-registrar": "^2.0.3", - "@libp2p/interface-transport": "^1.0.3", + "@libp2p/interface-stream-muxer": "^2.0.2", + "@libp2p/interface-transport": "file:../js-libp2p-interfaces/packages/interface-transport", "@libp2p/interfaces": "^3.0.3", "@libp2p/logger": "^2.0.0", "@libp2p/multistream-select": "^3.0.0", "@libp2p/peer-id": "^1.1.15", - "@multiformats/multiaddr": "^10.4.0", "@protobuf-ts/plugin": "^2.8.0", "@protobuf-ts/protoc": "^2.8.0", "@protobuf-ts/runtime": "^2.8.0", @@ -70,6 +71,7 @@ "err-code": "^3.0.1", "it-merge": "^1.0.4", "multiformats": "^9.7.1", + "@multiformats/multiaddr": "10.4.3", "multihashes": "^4.0.3", "p-defer": "^4.0.0", "socket.io-client": "^4.1.2", diff --git a/src/mux/maconn.ts b/src/mux/maconn.ts new file mode 100644 index 0000000..b981d6e --- /dev/null +++ b/src/mux/maconn.ts @@ -0,0 +1,33 @@ +import {MultiaddrConnection, MultiaddrConnectionTimeline} from "@libp2p/interface-connection"; +import { logger } from '@libp2p/logger'; +import {Multiaddr} from "@multiformats/multiaddr"; +import {Source, Sink} from "it-stream-types"; +import {nopSink, nopSource} from "./util"; + +const log = logger('libp2p:webrtc:connection'); + +type WebRTCMultiaddrConnectionInit = { + peerConnection: RTCPeerConnection; + remoteAddr: Multiaddr; + timeline: MultiaddrConnectionTimeline; +}; + +export class WebRTCMultiaddrConnection implements MultiaddrConnection { + private peerConnection: RTCPeerConnection; + remoteAddr: Multiaddr; + timeline: MultiaddrConnectionTimeline; + + source: Source = nopSource + sink: Sink> = nopSink; + + constructor(init: WebRTCMultiaddrConnectionInit) { + this.remoteAddr = init.remoteAddr; + this.timeline = init.timeline; + this.peerConnection = init.peerConnection; + } + + async close(err?: Error | undefined): Promise { + log.error("error closing connection", err) + this.peerConnection.close() + } +} diff --git a/src/mux/muxer.ts b/src/mux/muxer.ts new file mode 100644 index 0000000..2e45c34 --- /dev/null +++ b/src/mux/muxer.ts @@ -0,0 +1,73 @@ +// import {Components} from "@libp2p/components" +import {Stream} from "@libp2p/interface-connection" +import {StreamMuxer, StreamMuxerFactory, StreamMuxerInit} from "@libp2p/interface-stream-muxer" +import {Source, Sink} from "it-stream-types" +import {v4} from "uuid" +import {WebRTCStream} from "../stream" +import {nopSink, nopSource} from "./util" + +export class DataChannelMuxerFactory implements StreamMuxerFactory { + private peerConnection: RTCPeerConnection + protocol: string = '/webrtc' + + constructor(peerConnection: RTCPeerConnection) { + this.peerConnection = peerConnection + } + + createStreamMuxer(init?: StreamMuxerInit | undefined): StreamMuxer { + return new DataChannelMuxer(this.peerConnection, init) + } +} + +export class DataChannelMuxer implements StreamMuxer { + private readonly peerConnection: RTCPeerConnection + readonly protocol: string = "/webrtc" + streams: Stream[] = [] + init?: StreamMuxerInit + close: (err?: Error | undefined) => void = () => {} + + // nop source and sink, since the transport natively supports + // multiplexing + source: Source = nopSource; + sink: Sink> = nopSink; + + + constructor(peerConnection: RTCPeerConnection, init?: StreamMuxerInit) { + this.init = init + this.peerConnection = peerConnection + this.peerConnection.ondatachannel = ({channel}) => { + const stream = new WebRTCStream({ + channel, + stat: { + direction: 'inbound', + timeline: { + open: 0, + } + }, + closeCb: init?.onStreamEnd + }) + if (init?.onIncomingStream) { + init.onIncomingStream!(stream) + } + } + } + + newStream(name?: string | undefined): Stream { + const streamName = name || v4(); + const channel = this.peerConnection.createDataChannel(streamName) + const stream = new WebRTCStream({ + channel, + stat: { + direction: 'outbound', + timeline: { + open: 0, + }, + }, + closeCb: this.init?.onStreamEnd + }) + console.log('created new stream: ', streamName, stream.source) + return stream + } +} + +// export {} diff --git a/src/mux/transport.ts b/src/mux/transport.ts new file mode 100644 index 0000000..249a907 --- /dev/null +++ b/src/mux/transport.ts @@ -0,0 +1,192 @@ + +import * as sdp from '../sdp'; +import * as p from '@libp2p/peer-id'; +// import { WebRTCConnection } from './connection'; +import { WebRTCDialOptions } from '../options'; +import { WebRTCStream } from '../stream'; +import { Noise } from '@chainsafe/libp2p-noise'; +import { Components, Initializable } from '@libp2p/components'; +import { Connection } from '@libp2p/interface-connection'; +import type { PeerId } from '@libp2p/interface-peer-id'; +import { CreateListenerOptions, Listener, symbol, Transport } from '@libp2p/interface-transport'; +import { logger } from '@libp2p/logger'; +import { Multiaddr } from '@multiformats/multiaddr'; +import { v4 as genUuid } from 'uuid'; +import defer, { DeferredPromise } from 'p-defer'; +import { fromString as uint8arrayFromString } from 'uint8arrays/from-string'; +import { concat } from 'uint8arrays/concat'; +import * as multihashes from 'multihashes'; +import { dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm } from '../error'; +import { compare as uint8arrayCompare } from 'uint8arrays/compare'; +import {WebRTCMultiaddrConnection} from './maconn'; +import {DataChannelMuxerFactory} from './muxer'; + +const log = logger('libp2p:webrtc:transport'); +const HANDSHAKE_TIMEOUT_MS = 10000; + +export class WebRTCTransport implements Transport, Initializable { + private componentsPromise: DeferredPromise = defer(); + private components: Components | undefined; + + init(components: Components): void { + this.components = components + this.componentsPromise.resolve() + } + + async dial(ma: Multiaddr, options: WebRTCDialOptions): Promise { + const rawConn = await this._connect(ma, options); + log(`dialing address - ${ma}`); + return rawConn; + } + + createListener(options: CreateListenerOptions): Listener { + throw unimplemented('WebRTCTransport.createListener'); + } + + filter(multiaddrs: Multiaddr[]): Multiaddr[] { + return multiaddrs.filter(validMa); + } + + get [Symbol.toStringTag](): string { + return '@libp2p/webrtc'; + } + + get [symbol](): true { + return true; + } + + async _connect(ma: Multiaddr, options: WebRTCDialOptions): Promise { + const rps = ma.getPeerId(); + if (!rps) { + throw inappropriateMultiaddr("we need to have the remote's PeerId"); + } + + // ECDSA is preferred over RSA here. From our testing we find that P-256 elliptic + // curve is supported by Pion, webrtc-rs, as well as Chromium (P-228 and P-384 + // was not supported in Chromium). We fix the hash algorith to SHA-256 for + // reasons documented here: https://github.com/libp2p/specs/pull/412#discussion_r968327480 + const certificate = await RTCPeerConnection.generateCertificate({ + name: 'ECDSA', + namedCurve: 'P-256', + hash: 'SHA-256', + } as any); + const peerConnection = new RTCPeerConnection({ certificates: [certificate] }); + + // create data channel + const dataChannelOpenPromise = defer(); + const handshakeDataChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); + const handhsakeTimeout = setTimeout(() => { + log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); + dataChannelOpenPromise.reject(dataChannelError('data', `data channel was never opened: state: ${handshakeDataChannel.readyState}`)); + }, HANDSHAKE_TIMEOUT_MS); + + handshakeDataChannel.onopen = (_) => { + clearTimeout(handhsakeTimeout) + dataChannelOpenPromise.resolve(); + } + handshakeDataChannel.onerror = (ev: Event) => { + clearTimeout(handhsakeTimeout) + log.error('Error opening a data channel for handshaking: %s', ev.toString()); + dataChannelOpenPromise.reject(dataChannelError('data', `error opening datachannel: ${ev.toString()}`)); + }; + // create offer sdp + let offerSdp = await peerConnection.createOffer(); + // generate random string for ufrag + const ufrag = genUuid().replaceAll('-', ''); + // munge sdp with ufrag = pwd + offerSdp = sdp.munge(offerSdp, ufrag); + // set local description + await peerConnection.setLocalDescription(offerSdp); + // construct answer sdp from multiaddr + const answerSdp = sdp.fromMultiAddr(ma, ufrag); + // set remote description + await peerConnection.setRemoteDescription(answerSdp); + // wait for peerconnection.onopen to fire, or for the datachannel to open + await dataChannelOpenPromise.promise; + + const myPeerId = await this.getPeerId(); + const theirPeerId = p.peerIdFromString(rps); + + // do noise handshake + //set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. + // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. + const fingerprintsPrologue = this.generateNoisePrologue(peerConnection, ma); + // Since we use the default crypto interface and do not use a static key or early data, + // we pass in undefined for these parameters. + const noise = new Noise(undefined, undefined, undefined, fingerprintsPrologue); + const wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }); + const wrappedDuplex = { + ...wrappedChannel, + source: { + [Symbol.asyncIterator]: async function* () { + for await (const list of wrappedChannel.source) { + yield list.subarray(); + } + }, + }, + }; + + // Creating the connection before completion of the noise + // handshake ensures that the stream opening callback is set up + const maConn = new WebRTCMultiaddrConnection({ + peerConnection, + remoteAddr: ma, + timeline: { + open: (new Date()).getTime(), + }, + }) + + const muxerFactory = new DataChannelMuxerFactory(peerConnection) + await noise.secureOutbound(myPeerId, wrappedDuplex, theirPeerId); + const upgraded = await options.upgrader.upgradeOutbound(maConn, { skipEncryption: true, muxerFactory }) + console.log('upgraded') + return upgraded + } + + private generateNoisePrologue(pc: RTCPeerConnection, ma: Multiaddr): Uint8Array { + if (pc.getConfiguration().certificates?.length === 0) { + throw invalidArgument('no local certificate'); + } + const localCert = pc.getConfiguration().certificates?.at(0)!; + if (!localCert || localCert.getFingerprints().length === 0) { + throw invalidArgument('no fingerprint on local certificate'); + } + + const localFingerprint = localCert.getFingerprints()[0]; + const localFpString = localFingerprint.value!.replaceAll(':', ''); + const localFpArray = uint8arrayFromString(localFpString, 'hex'); + let local: Uint8Array; + switch (localFingerprint.algorithm!) { + case 'md5': + local = multihashes.encode(localFpArray, multihashes.names['md5']); + break; + case 'sha-256': + local = multihashes.encode(localFpArray, multihashes.names['sha2-256']); + break; + case 'sha-512': + local = multihashes.encode(localFpArray, multihashes.names['sha2-512']); + break; + default: + throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); + } + + const remote: Uint8Array = sdp.mbdecoder.decode(sdp.certhash(ma)); + const prefix = uint8arrayFromString('libp2p-webrtc-noise:'); + const fps = [remote, local].sort(uint8arrayCompare); + + return concat([prefix, ...fps]); + } + + public async getPeerId(): Promise { + await this.componentsPromise.promise; + return this.components!.getPeerId(); + } +} + +const WEBRTC_CODE: number = 280; +const CERTHASH_CODE: number = 466; + +function validMa(ma: Multiaddr): boolean { + const codes = ma.protoCodes(); + return codes.includes(WEBRTC_CODE) && codes.includes(CERTHASH_CODE) && ma.getPeerId() != null; +} diff --git a/src/mux/util.ts b/src/mux/util.ts new file mode 100644 index 0000000..ea829ae --- /dev/null +++ b/src/mux/util.ts @@ -0,0 +1,6 @@ + +export const nopSource = { + async *[Symbol.asyncIterator]() {} +} + +export const nopSink = async (_: any) => {} diff --git a/src/stream.ts b/src/stream.ts index 04d6823..a519c41 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -1,6 +1,7 @@ import { Stream, StreamStat, Direction } from '@libp2p/interface-connection'; import { Source } from 'it-stream-types'; import { Sink } from 'it-stream-types'; +// import { pipe } from 'it-pipe'; import { pushable, Pushable } from 'it-pushable'; import defer, { DeferredPromise } from 'p-defer'; import merge from 'it-merge'; @@ -8,6 +9,7 @@ import { Uint8ArrayList } from 'uint8arraylist'; import { fromString } from 'uint8arrays/from-string'; import { logger } from '@libp2p/logger'; import * as pb from '../proto_ts/message'; +import { toString as uint8arrayToString } from 'uint8arrays/to-string'; const log = logger('libp2p:webrtc:stream'); @@ -25,6 +27,7 @@ type StreamInitOpts = { channel: RTCDataChannel; metadata?: Record; stat: StreamStat; + closeCb?: (stream: WebRTCStream) => void; }; export class WebRTCStream implements Stream { @@ -44,7 +47,7 @@ export class WebRTCStream implements Stream { metadata: Record; private readonly channel: RTCDataChannel; - source: Source = pushable(); + _src: Source = pushable(); sink: Sink>; // promises @@ -53,6 +56,7 @@ export class WebRTCStream implements Stream { writeClosed: boolean = false; readClosed: boolean = false; closed: boolean = false; + closeCb?: (stream: WebRTCStream) => void | undefined // testing @@ -86,10 +90,7 @@ export class WebRTCStream implements Stream { this.opened.resolve(); }; - this.channel.onmessage = ({ data }) => { - if (this.readClosed || this.closed) { - return; - } + this.channel.onmessage = async ({ data }) => { let res: Uint8Array; if (typeof data == 'string') { @@ -115,9 +116,16 @@ export class WebRTCStream implements Stream { log.trace('Remote abruptly stopped sending, indicated with "RESET" flag.'); this.closeRead(); } + if (this.readClosed || this.closed) { + return; + } if (m.message) { log.trace('%s incoming message %s', this.id, m.message); - (this.source as Pushable).push(new Uint8ArrayList(m.message)); + console.log(this.id, "received message: ", uint8arrayToString(m.message)); + // console.log("src", this.source as Pushable); + (this._src as Pushable).push(new Uint8ArrayList(m.message)); + // await pipe(new Uint8ArrayList(m.message), this.source) + console.log("src", this.source as Pushable); } }; @@ -131,6 +139,15 @@ export class WebRTCStream implements Stream { }; } + // If user attempts to set a new source + // this should be a nop + set source(_src: Source) { + } + + get source(): Source { + return this._src + } + private async _sinkFn(src: Source): Promise { await this.opened.promise; if (closed || this.writeClosed) { @@ -153,6 +170,7 @@ export class WebRTCStream implements Stream { let send_buf = pb.Message.toBinary({ message: buf.subarray() }); log.trace(`[stream:${this.id}][${this.stat.direction}] sending message: length: ${res.length} ${res}, encoded through pb as ${send_buf}`); this.channel.send(send_buf); + console.log("wrote data", uint8arrayToString(buf.subarray())) } } @@ -168,6 +186,9 @@ export class WebRTCStream implements Stream { this.readClosed = true; this.writeClosed = true; this.channel.close(); + if (this.closeCb) { + this.closeCb(this) + } } /** @@ -176,6 +197,7 @@ export class WebRTCStream implements Stream { closeRead(): void { this._sendFlag(pb.Message_Flag.STOP_SENDING); this.readClosed = true; + // console.log("closing source", this.id) (this.source as Pushable).end(); if (this.readClosed && this.writeClosed) { this.close(); diff --git a/test/mux.browser.spec.ts b/test/mux.browser.spec.ts new file mode 100644 index 0000000..c1a8a5e --- /dev/null +++ b/test/mux.browser.spec.ts @@ -0,0 +1,26 @@ +import {Multiaddr} from '@multiformats/multiaddr'; +import {createLibp2p} from 'libp2p'; +import {WebRTCTransport} from '../src/mux/transport'; +import {pipe} from 'it-pipe'; +import first from 'it-first'; +import {fromString as uint8arrayFromString} from 'uint8arrays/from-string'; +import {expect} from 'chai'; +import {Noise} from '@chainsafe/libp2p-noise'; + +describe('upgradable stream', () => { + it('can connect to a server', async () => { + const tpt = new WebRTCTransport(); + const node = await createLibp2p({ + transports: [tpt], + connectionEncryption: [new Noise()], + }); + await node.start() + const ma = new Multiaddr("/ip4/192.168.1.7/udp/54058/webrtc/certhash/uEiBF0HpQyF_taZxljnd0xbdpj6sj-W0mdCO9W_FoW6qRgA/p2p/12D3KooWGoTM9BggdQU6juuPBp8HMVQNTow2TgaF4ftbKTXzbjmy") + const stream = await node.dialProtocol(ma, ['/echo/1.0.0']) + let data = 'dataToBeEchoedBackToMe\n'; + let response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)); + expect(response?.subarray()).to.equalBytes(uint8arrayFromString(data)); + }) +}); + +export {} diff --git a/test/util.ts b/test/util.ts index d11f994..d3b76c1 100644 --- a/test/util.ts +++ b/test/util.ts @@ -16,7 +16,7 @@ export const echoHandler: StreamHandler = ({ stream }) => pipe(stream.source, st export async function createConnectedRTCPeerConnectionPair(): Promise { let [client, server] = [new RTCPeerConnection(), new RTCPeerConnection()]; - log('created peer connections'); + // log('created peer connections'); // we don't need auth for a local test but we need a component for candidate gathering client.createDataChannel('data'); client.onicecandidate = ({candidate}) => { From 0c80b926e610f9d8157c6b325f39d4eea26bb220 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Wed, 28 Sep 2022 18:13:52 +0530 Subject: [PATCH 059/107] Upgradable MultiaddrConnection --- package.json | 7 +- src/connection.ts | 254 -------------------------------- src/{mux => }/maconn.ts | 0 src/mux/transport.ts | 192 ------------------------ src/{mux => }/muxer.ts | 3 +- src/stream.ts | 8 - src/transport.ts | 27 ++-- src/{mux => }/util.ts | 0 test/connection.browser.spec.ts | 78 +++++----- test/mux.browser.spec.ts | 26 ---- test/stream.browser.spec.ts | 17 ++- test/transport.browser.spec.ts | 52 +++---- test/util.ts | 191 ++++++++++++------------ 13 files changed, 189 insertions(+), 666 deletions(-) delete mode 100644 src/connection.ts rename src/{mux => }/maconn.ts (100%) delete mode 100644 src/mux/transport.ts rename src/{mux => }/muxer.ts (95%) rename src/{mux => }/util.ts (100%) delete mode 100644 test/mux.browser.spec.ts diff --git a/package.json b/package.json index 7c74888..7165be2 100644 --- a/package.json +++ b/package.json @@ -44,14 +44,15 @@ "@types/uuid": "^8.3.4", "@typescript-eslint/parser": "^5.32.0", "aegir": "^37.4.6", + "chai-bytes": "^0.1.2", "it-all": "^1.0.6", "it-first": "^1.0.7", + "libp2p": "file:../js-libp2p", "npm-run-all": "^4.1.5", "prettier": "^2.7.1", "typescript": "^4.7.4", "uint8arrays": "^3.1.0", - "wait-on": "^6.0.1", - "libp2p": "file:../js-libp2p" + "wait-on": "^6.0.1" }, "dependencies": { "@chainsafe/libp2p-noise": "^8.0.0", @@ -64,6 +65,7 @@ "@libp2p/logger": "^2.0.0", "@libp2p/multistream-select": "^3.0.0", "@libp2p/peer-id": "^1.1.15", + "@multiformats/multiaddr": "10.4.3", "@protobuf-ts/plugin": "^2.8.0", "@protobuf-ts/protoc": "^2.8.0", "@protobuf-ts/runtime": "^2.8.0", @@ -71,7 +73,6 @@ "err-code": "^3.0.1", "it-merge": "^1.0.4", "multiformats": "^9.7.1", - "@multiformats/multiaddr": "10.4.3", "multihashes": "^4.0.3", "p-defer": "^4.0.0", "socket.io-client": "^4.1.2", diff --git a/src/connection.ts b/src/connection.ts deleted file mode 100644 index 7d5f672..0000000 --- a/src/connection.ts +++ /dev/null @@ -1,254 +0,0 @@ -import * as ic from '@libp2p/interface-connection'; -import { PeerId } from '@libp2p/interface-peer-id'; -import { AbortOptions } from '@libp2p/interfaces'; -import { logger } from '@libp2p/logger'; -import { Multiaddr } from '@multiformats/multiaddr'; -import { v4 as genUuid } from 'uuid'; -import { Components } from '@libp2p/components'; -import defer from 'p-defer'; -import { TimeoutController } from 'timeout-abort-controller'; -import { WebRTCStream } from './stream'; -import { select as msselect, handle as mshandle } from '@libp2p/multistream-select'; -import { Duplex } from 'it-stream-types'; -import { Uint8ArrayList } from 'uint8arraylist'; -import { connectionClosedError, dataChannelError, operationAborted, overStreamLimit } from './error'; - -const log = logger('libp2p:webrtc:connection'); - -type ConnectionInit = { - components: Components; - id: string; - localPeer: PeerId; - localAddr?: Multiaddr; - remoteAddr: Multiaddr; - remotePeer: PeerId; - direction: ic.Direction; - tags?: string[]; - pc: RTCPeerConnection; -}; - -const DEFAULT_MAX_INBOUND_STREAMS = 32; -const DEFAULT_MAX_OUTBOUND_STREAMS = 64; -const OPEN_STREAM_TIMEOUT = 30_000; - -export class WebRTCConnection implements ic.Connection { - id: string; - stat: ic.ConnectionStat; - localPeer: PeerId; - localAddr?: Multiaddr; - remoteAddr: Multiaddr; - remotePeer: PeerId; - tags: string[] = []; - components: Components; - closed: boolean = false; - - private _streams: Map = new Map(); - private peerConnection: RTCPeerConnection; - - constructor(init: ConnectionInit) { - this.remoteAddr = init.remoteAddr; - this.id = init.id; - this.peerConnection = init.pc; - this.remotePeer = init.remotePeer; - this.localPeer = init.localPeer; - this.localAddr = init.localAddr; - this.components = init.components; - this.stat = { - direction: init.direction, - status: 'OPEN', - timeline: { - open: new Date().getTime(), - }, - }; - this.handleIncomingStreams(); - this.peerConnection.onconnectionstatechange = (_) => { - switch(this.peerConnection.connectionState) { - case 'closed': // fallthrough - case 'failed': // fallthrough - case 'disconnected': // fallthrough - log.trace(`peerconnection moved to state: ${this.peerConnection.connectionState}`) - closed = true; - this.streams.forEach((stream) => stream.abort(connectionClosedError(this.peerConnection.connectionState, 'closing stream'))) - } - } - } - - private handleIncomingStreams() { - let metrics = this.components.getMetrics(); - this.peerConnection.ondatachannel = async ({ channel }) => { - const [openPromise, abortPromise] = [defer(), defer()]; - let controller = new TimeoutController(OPEN_STREAM_TIMEOUT); - controller.signal.onabort = () => abortPromise.resolve(); - channel.onopen = () => openPromise.resolve(); - - await Promise.race([openPromise.promise, abortPromise.promise]); - if (controller.signal.aborted) { - throw operationAborted('prior to a new stream incoming.', controller.signal.reason); - } - - const rawStream = new WebRTCStream({ - channel, - stat: { - direction: 'inbound', - timeline: { - open: new Date().getTime(), - }, - }, - }); - const registrar = this.components.getRegistrar(); - const protocols = registrar.getProtocols(); - - log.trace(`supported protocols - ${protocols}`); - - try { - const { stream, protocol } = await mshandle(rawStream, protocols, { signal: controller.signal }); - if (metrics) { - metrics.trackStream({ stream, protocol, remotePeer: this.remotePeer }); - } - - log.trace(`handled protocol - ${protocol}`); - - rawStream.stat.protocol = protocol; - const result = this.wrapMsStream(rawStream, stream); - - this.addStream(result); - - // handle stream - const { handler } = registrar.getHandler(protocol); - handler({ connection: this, stream: result }); - } catch (err) { - log.error('stream error: ', rawStream.id, rawStream.stat.direction); - } - }; - } - - private wrapMsStream(rawStream: WebRTCStream, stream: Duplex>): ic.Stream { - return { - ...stream, - close: () => { - rawStream.close(); - }, - closeRead: () => { - rawStream.closeRead(); - }, - closeWrite: () => { - rawStream.closeWrite(); - }, - abort: (err) => { - rawStream.abort(err); - }, - reset: () => rawStream.reset(), - id: rawStream.id, - metadata: rawStream.metadata, - stat: rawStream.stat, - }; - } - - private findStreamLimit(protocol: string, direction: ic.Direction): number { - const registrar = this.components.getRegistrar(); - try { - const handler = registrar.getHandler(protocol); - return direction === 'inbound' ? handler.options.maxInboundStreams || DEFAULT_MAX_INBOUND_STREAMS : handler.options.maxOutboundStreams || DEFAULT_MAX_OUTBOUND_STREAMS; - } catch (err) {} - return direction === 'inbound' ? DEFAULT_MAX_INBOUND_STREAMS : DEFAULT_MAX_OUTBOUND_STREAMS; - } - - private countStream(protocol: string, direction: ic.Direction): number { - return this.streams.filter((s) => s.stat.protocol === protocol && s.stat.direction === direction).length; - } - - async newStream(protocols: string | string[], options: AbortOptions = {}): Promise { - if (this.closed) { - throw connectionClosedError(this.peerConnection.connectionState, 'cannot open new stream') - } - const label = genUuid().slice(0, 8); - const [openPromise, abortedPromise] = [defer(), defer()]; - const metrics = this.components.getMetrics(); - - let openError: Error | undefined; - let controller: TimeoutController | undefined; - - log.trace(`opening new stream with protocols: ${protocols}`); - - // timeout in case no abort options are provided - if (options.signal == null) { - log.trace(`[stream: ${label}] no abort signal provided, creating timeout controller`); - controller = new TimeoutController(OPEN_STREAM_TIMEOUT); - options.signal = controller.signal; - } - - options.signal.onabort = () => { - openError = operationAborted('.', options.signal?.reason || 'aborted'); - log.trace(`[stream: ${label}] abort called - ${options.signal?.reason}`); - abortedPromise.resolve(); - }; - - log.trace(`[stream: ${label}] peerconnection state: ${this.peerConnection.connectionState}`); - const channel = this.peerConnection.createDataChannel(label); - channel.onopen = (_evt) => { - log.trace(`[stream: ${label}] data channel opened`); - openPromise.resolve(); - }; - channel.onerror = (_evt) => { - openError = dataChannelError(label, (_evt as RTCErrorEvent).error.message); - log.trace(openError.message); - abortedPromise.resolve(); - }; - - log.trace(`[stream: ${label}] datachannel state: ${channel.readyState}`); - await Promise.race([openPromise.promise, abortedPromise.promise]); - - // check for error - if (openError) { - // TODO: Better errors - throw openError; - } - - const rawStream = new WebRTCStream({ - channel, - stat: { - direction: 'outbound', - timeline: { - open: new Date().getTime(), - }, - }, - }); - - const { stream, protocol } = await msselect(rawStream, protocols, { signal: options.signal }); - log.trace(`[stream ${label}] select protocol - ${protocol}`); - // check if stream is within limit after protocol has been negotiated - rawStream.stat.protocol = protocol; - const result = this.wrapMsStream(rawStream, stream); - // check if stream can be accomodated - if (metrics) { - metrics.trackStream({ stream, protocol, remotePeer: this.remotePeer }); - } - - this.addStream(result); - return result; - } - - addStream(stream: ic.Stream): void { - const protocol = stream.stat.protocol!; - const direction = stream.stat.direction; - if (this.countStream(protocol, direction) === this.findStreamLimit(protocol, direction)) { - const err = overStreamLimit(direction, protocol); - log(err.message); - stream.abort(err); - throw err; - } - this._streams.set(stream.id, stream); - } - - removeStream(id: string): void { - this._streams.delete(id); - } - - get streams(): ic.Stream[] { - return Array.from(this._streams.values()); - } - - async close(): Promise { - this.peerConnection.close(); - } -} diff --git a/src/mux/maconn.ts b/src/maconn.ts similarity index 100% rename from src/mux/maconn.ts rename to src/maconn.ts diff --git a/src/mux/transport.ts b/src/mux/transport.ts deleted file mode 100644 index 249a907..0000000 --- a/src/mux/transport.ts +++ /dev/null @@ -1,192 +0,0 @@ - -import * as sdp from '../sdp'; -import * as p from '@libp2p/peer-id'; -// import { WebRTCConnection } from './connection'; -import { WebRTCDialOptions } from '../options'; -import { WebRTCStream } from '../stream'; -import { Noise } from '@chainsafe/libp2p-noise'; -import { Components, Initializable } from '@libp2p/components'; -import { Connection } from '@libp2p/interface-connection'; -import type { PeerId } from '@libp2p/interface-peer-id'; -import { CreateListenerOptions, Listener, symbol, Transport } from '@libp2p/interface-transport'; -import { logger } from '@libp2p/logger'; -import { Multiaddr } from '@multiformats/multiaddr'; -import { v4 as genUuid } from 'uuid'; -import defer, { DeferredPromise } from 'p-defer'; -import { fromString as uint8arrayFromString } from 'uint8arrays/from-string'; -import { concat } from 'uint8arrays/concat'; -import * as multihashes from 'multihashes'; -import { dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm } from '../error'; -import { compare as uint8arrayCompare } from 'uint8arrays/compare'; -import {WebRTCMultiaddrConnection} from './maconn'; -import {DataChannelMuxerFactory} from './muxer'; - -const log = logger('libp2p:webrtc:transport'); -const HANDSHAKE_TIMEOUT_MS = 10000; - -export class WebRTCTransport implements Transport, Initializable { - private componentsPromise: DeferredPromise = defer(); - private components: Components | undefined; - - init(components: Components): void { - this.components = components - this.componentsPromise.resolve() - } - - async dial(ma: Multiaddr, options: WebRTCDialOptions): Promise { - const rawConn = await this._connect(ma, options); - log(`dialing address - ${ma}`); - return rawConn; - } - - createListener(options: CreateListenerOptions): Listener { - throw unimplemented('WebRTCTransport.createListener'); - } - - filter(multiaddrs: Multiaddr[]): Multiaddr[] { - return multiaddrs.filter(validMa); - } - - get [Symbol.toStringTag](): string { - return '@libp2p/webrtc'; - } - - get [symbol](): true { - return true; - } - - async _connect(ma: Multiaddr, options: WebRTCDialOptions): Promise { - const rps = ma.getPeerId(); - if (!rps) { - throw inappropriateMultiaddr("we need to have the remote's PeerId"); - } - - // ECDSA is preferred over RSA here. From our testing we find that P-256 elliptic - // curve is supported by Pion, webrtc-rs, as well as Chromium (P-228 and P-384 - // was not supported in Chromium). We fix the hash algorith to SHA-256 for - // reasons documented here: https://github.com/libp2p/specs/pull/412#discussion_r968327480 - const certificate = await RTCPeerConnection.generateCertificate({ - name: 'ECDSA', - namedCurve: 'P-256', - hash: 'SHA-256', - } as any); - const peerConnection = new RTCPeerConnection({ certificates: [certificate] }); - - // create data channel - const dataChannelOpenPromise = defer(); - const handshakeDataChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); - const handhsakeTimeout = setTimeout(() => { - log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); - dataChannelOpenPromise.reject(dataChannelError('data', `data channel was never opened: state: ${handshakeDataChannel.readyState}`)); - }, HANDSHAKE_TIMEOUT_MS); - - handshakeDataChannel.onopen = (_) => { - clearTimeout(handhsakeTimeout) - dataChannelOpenPromise.resolve(); - } - handshakeDataChannel.onerror = (ev: Event) => { - clearTimeout(handhsakeTimeout) - log.error('Error opening a data channel for handshaking: %s', ev.toString()); - dataChannelOpenPromise.reject(dataChannelError('data', `error opening datachannel: ${ev.toString()}`)); - }; - // create offer sdp - let offerSdp = await peerConnection.createOffer(); - // generate random string for ufrag - const ufrag = genUuid().replaceAll('-', ''); - // munge sdp with ufrag = pwd - offerSdp = sdp.munge(offerSdp, ufrag); - // set local description - await peerConnection.setLocalDescription(offerSdp); - // construct answer sdp from multiaddr - const answerSdp = sdp.fromMultiAddr(ma, ufrag); - // set remote description - await peerConnection.setRemoteDescription(answerSdp); - // wait for peerconnection.onopen to fire, or for the datachannel to open - await dataChannelOpenPromise.promise; - - const myPeerId = await this.getPeerId(); - const theirPeerId = p.peerIdFromString(rps); - - // do noise handshake - //set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. - // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. - const fingerprintsPrologue = this.generateNoisePrologue(peerConnection, ma); - // Since we use the default crypto interface and do not use a static key or early data, - // we pass in undefined for these parameters. - const noise = new Noise(undefined, undefined, undefined, fingerprintsPrologue); - const wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }); - const wrappedDuplex = { - ...wrappedChannel, - source: { - [Symbol.asyncIterator]: async function* () { - for await (const list of wrappedChannel.source) { - yield list.subarray(); - } - }, - }, - }; - - // Creating the connection before completion of the noise - // handshake ensures that the stream opening callback is set up - const maConn = new WebRTCMultiaddrConnection({ - peerConnection, - remoteAddr: ma, - timeline: { - open: (new Date()).getTime(), - }, - }) - - const muxerFactory = new DataChannelMuxerFactory(peerConnection) - await noise.secureOutbound(myPeerId, wrappedDuplex, theirPeerId); - const upgraded = await options.upgrader.upgradeOutbound(maConn, { skipEncryption: true, muxerFactory }) - console.log('upgraded') - return upgraded - } - - private generateNoisePrologue(pc: RTCPeerConnection, ma: Multiaddr): Uint8Array { - if (pc.getConfiguration().certificates?.length === 0) { - throw invalidArgument('no local certificate'); - } - const localCert = pc.getConfiguration().certificates?.at(0)!; - if (!localCert || localCert.getFingerprints().length === 0) { - throw invalidArgument('no fingerprint on local certificate'); - } - - const localFingerprint = localCert.getFingerprints()[0]; - const localFpString = localFingerprint.value!.replaceAll(':', ''); - const localFpArray = uint8arrayFromString(localFpString, 'hex'); - let local: Uint8Array; - switch (localFingerprint.algorithm!) { - case 'md5': - local = multihashes.encode(localFpArray, multihashes.names['md5']); - break; - case 'sha-256': - local = multihashes.encode(localFpArray, multihashes.names['sha2-256']); - break; - case 'sha-512': - local = multihashes.encode(localFpArray, multihashes.names['sha2-512']); - break; - default: - throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); - } - - const remote: Uint8Array = sdp.mbdecoder.decode(sdp.certhash(ma)); - const prefix = uint8arrayFromString('libp2p-webrtc-noise:'); - const fps = [remote, local].sort(uint8arrayCompare); - - return concat([prefix, ...fps]); - } - - public async getPeerId(): Promise { - await this.componentsPromise.promise; - return this.components!.getPeerId(); - } -} - -const WEBRTC_CODE: number = 280; -const CERTHASH_CODE: number = 466; - -function validMa(ma: Multiaddr): boolean { - const codes = ma.protoCodes(); - return codes.includes(WEBRTC_CODE) && codes.includes(CERTHASH_CODE) && ma.getPeerId() != null; -} diff --git a/src/mux/muxer.ts b/src/muxer.ts similarity index 95% rename from src/mux/muxer.ts rename to src/muxer.ts index 2e45c34..0beb17a 100644 --- a/src/mux/muxer.ts +++ b/src/muxer.ts @@ -3,7 +3,7 @@ import {Stream} from "@libp2p/interface-connection" import {StreamMuxer, StreamMuxerFactory, StreamMuxerInit} from "@libp2p/interface-stream-muxer" import {Source, Sink} from "it-stream-types" import {v4} from "uuid" -import {WebRTCStream} from "../stream" +import {WebRTCStream} from "./stream" import {nopSink, nopSource} from "./util" export class DataChannelMuxerFactory implements StreamMuxerFactory { @@ -65,7 +65,6 @@ export class DataChannelMuxer implements StreamMuxer { }, closeCb: this.init?.onStreamEnd }) - console.log('created new stream: ', streamName, stream.source) return stream } } diff --git a/src/stream.ts b/src/stream.ts index a519c41..44dea6c 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -1,7 +1,6 @@ import { Stream, StreamStat, Direction } from '@libp2p/interface-connection'; import { Source } from 'it-stream-types'; import { Sink } from 'it-stream-types'; -// import { pipe } from 'it-pipe'; import { pushable, Pushable } from 'it-pushable'; import defer, { DeferredPromise } from 'p-defer'; import merge from 'it-merge'; @@ -9,7 +8,6 @@ import { Uint8ArrayList } from 'uint8arraylist'; import { fromString } from 'uint8arrays/from-string'; import { logger } from '@libp2p/logger'; import * as pb from '../proto_ts/message'; -import { toString as uint8arrayToString } from 'uint8arrays/to-string'; const log = logger('libp2p:webrtc:stream'); @@ -121,11 +119,7 @@ export class WebRTCStream implements Stream { } if (m.message) { log.trace('%s incoming message %s', this.id, m.message); - console.log(this.id, "received message: ", uint8arrayToString(m.message)); - // console.log("src", this.source as Pushable); (this._src as Pushable).push(new Uint8ArrayList(m.message)); - // await pipe(new Uint8ArrayList(m.message), this.source) - console.log("src", this.source as Pushable); } }; @@ -170,7 +164,6 @@ export class WebRTCStream implements Stream { let send_buf = pb.Message.toBinary({ message: buf.subarray() }); log.trace(`[stream:${this.id}][${this.stat.direction}] sending message: length: ${res.length} ${res}, encoded through pb as ${send_buf}`); this.channel.send(send_buf); - console.log("wrote data", uint8arrayToString(buf.subarray())) } } @@ -197,7 +190,6 @@ export class WebRTCStream implements Stream { closeRead(): void { this._sendFlag(pb.Message_Flag.STOP_SENDING); this.readClosed = true; - // console.log("closing source", this.id) (this.source as Pushable).end(); if (this.readClosed && this.writeClosed) { this.close(); diff --git a/src/transport.ts b/src/transport.ts index c2b8873..d321768 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -1,6 +1,6 @@ + import * as sdp from './sdp'; import * as p from '@libp2p/peer-id'; -import { WebRTCConnection } from './connection'; import { WebRTCDialOptions } from './options'; import { WebRTCStream } from './stream'; import { Noise } from '@chainsafe/libp2p-noise'; @@ -17,6 +17,8 @@ import { concat } from 'uint8arrays/concat'; import * as multihashes from 'multihashes'; import { dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm } from './error'; import { compare as uint8arrayCompare } from 'uint8arrays/compare'; +import {WebRTCMultiaddrConnection} from './maconn'; +import {DataChannelMuxerFactory} from './muxer'; const log = logger('libp2p:webrtc:transport'); const HANDSHAKE_TIMEOUT_MS = 10000; @@ -26,8 +28,8 @@ export class WebRTCTransport implements Transport, Initializable { private components: Components | undefined; init(components: Components): void { - this.componentsPromise.resolve(); - this.components = components; + this.components = components + this.componentsPromise.resolve() } async dial(ma: Multiaddr, options: WebRTCDialOptions): Promise { @@ -125,19 +127,18 @@ export class WebRTCTransport implements Transport, Initializable { // Creating the connection before completion of the noise // handshake ensures that the stream opening callback is set up - - const connection = new WebRTCConnection({ - components: this.components!, - id: ma.toString(), + const maConn = new WebRTCMultiaddrConnection({ + peerConnection, remoteAddr: ma, - localPeer: myPeerId, - direction: 'outbound', - pc: peerConnection, - remotePeer: theirPeerId, - }); + timeline: { + open: (new Date()).getTime(), + }, + }) + const muxerFactory = new DataChannelMuxerFactory(peerConnection) await noise.secureOutbound(myPeerId, wrappedDuplex, theirPeerId); - return connection; + const upgraded = await options.upgrader.upgradeOutbound(maConn, { skipEncryption: true, muxerFactory }) + return upgraded } private generateNoisePrologue(pc: RTCPeerConnection, ma: Multiaddr): Uint8Array { diff --git a/src/mux/util.ts b/src/util.ts similarity index 100% rename from src/mux/util.ts rename to src/util.ts diff --git a/test/connection.browser.spec.ts b/test/connection.browser.spec.ts index 7664db2..2b5541e 100644 --- a/test/connection.browser.spec.ts +++ b/test/connection.browser.spec.ts @@ -1,48 +1,48 @@ /* eslint-env mocha */ -import {createConnectionPair, echoHandler} from "../test/util.js"; -import { expect } from 'aegir/chai'; -import { pipe } from 'it-pipe'; -import first from 'it-first'; -import {fromString} from 'uint8arrays/from-string'; -import {v4} from 'uuid'; +//import {createConnectionPair, echoHandler} from "../test/util.js"; +//import { expect } from 'aegir/chai'; +//import { pipe } from 'it-pipe'; +//import first from 'it-first'; +//import {fromString} from 'uint8arrays/from-string'; +//import {v4} from 'uuid'; -const echoProtocol = '/echo/1.0.0'; +//const echoProtocol = '/echo/1.0.0'; -describe('connection browser tests', () => { - it('can run the echo protocol (first)', async () => { - let [{ connection: client }, server] = await createConnectionPair(); - let serverRegistrar = server.registrar; - await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }); - let clientStream = await client.newStream([echoProtocol]); - let data = fromString(v4()); - let response = await pipe([data], clientStream, async (source) => await first(source)); +//describe('connection browser tests', () => { +// it('can run the echo protocol (first)', async () => { +// let [{ connection: client }, server] = await createConnectionPair(); +// let serverRegistrar = server.registrar; +// await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }); +// let clientStream = await client.newStream([echoProtocol]); +// let data = fromString(v4()); +// let response = await pipe([data], clientStream, async (source) => await first(source)); - expect(response).to.not.be.undefined; - expect(response!.subarray()).to.equalBytes(data); - }); +// expect(response).to.not.be.undefined; +// expect(response!.subarray()).to.equalBytes(data); +// }); - it('can run the echo protocol (all)', async () => { - //enableLogger('libp2p:webrtc:connection'); - //enableLogger('libp2p:webrtc:stream'); - let [{ connection: client }, server] = await createConnectionPair(); - let serverRegistrar = server.registrar; - await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }); - let clientStream = await client.newStream([echoProtocol]); - // close stream after 2 seconds - setTimeout(() => clientStream.close(), 2000); - let data = fromString(v4()); - clientStream.sink([data]); - let responsed = false; - for await (const response of clientStream.source) { - expect(response).to.not.be.undefined; - expect(response.subarray()).to.equalBytes(data); - responsed = true; - break; - } - expect(responsed).to.be.true(); - }); +// it('can run the echo protocol (all)', async () => { +// //enableLogger('libp2p:webrtc:connection'); +// //enableLogger('libp2p:webrtc:stream'); +// let [{ connection: client }, server] = await createConnectionPair(); +// let serverRegistrar = server.registrar; +// await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }); +// let clientStream = await client.newStream([echoProtocol]); +// // close stream after 2 seconds +// setTimeout(() => clientStream.close(), 2000); +// let data = fromString(v4()); +// clientStream.sink([data]); +// let responsed = false; +// for await (const response of clientStream.source) { +// expect(response).to.not.be.undefined; +// expect(response.subarray()).to.equalBytes(data); +// responsed = true; +// break; +// } +// expect(responsed).to.be.true(); +// }); -}); +//}); export {}; diff --git a/test/mux.browser.spec.ts b/test/mux.browser.spec.ts deleted file mode 100644 index c1a8a5e..0000000 --- a/test/mux.browser.spec.ts +++ /dev/null @@ -1,26 +0,0 @@ -import {Multiaddr} from '@multiformats/multiaddr'; -import {createLibp2p} from 'libp2p'; -import {WebRTCTransport} from '../src/mux/transport'; -import {pipe} from 'it-pipe'; -import first from 'it-first'; -import {fromString as uint8arrayFromString} from 'uint8arrays/from-string'; -import {expect} from 'chai'; -import {Noise} from '@chainsafe/libp2p-noise'; - -describe('upgradable stream', () => { - it('can connect to a server', async () => { - const tpt = new WebRTCTransport(); - const node = await createLibp2p({ - transports: [tpt], - connectionEncryption: [new Noise()], - }); - await node.start() - const ma = new Multiaddr("/ip4/192.168.1.7/udp/54058/webrtc/certhash/uEiBF0HpQyF_taZxljnd0xbdpj6sj-W0mdCO9W_FoW6qRgA/p2p/12D3KooWGoTM9BggdQU6juuPBp8HMVQNTow2TgaF4ftbKTXzbjmy") - const stream = await node.dialProtocol(ma, ['/echo/1.0.0']) - let data = 'dataToBeEchoedBackToMe\n'; - let response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)); - expect(response?.subarray()).to.equalBytes(uint8arrayFromString(data)); - }) -}); - -export {} diff --git a/test/stream.browser.spec.ts b/test/stream.browser.spec.ts index a44b89f..ab7dc17 100644 --- a/test/stream.browser.spec.ts +++ b/test/stream.browser.spec.ts @@ -1,12 +1,13 @@ -import { expect } from 'chai'; import * as underTest from '../src/stream.js'; +import { expect, assert } from 'chai' describe('stream stats', () => { it('can construct', () => { let pc = new RTCPeerConnection(); let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); - expect(s.stat.timeline.close).to.not.exist(); + // expect(s.stat.timeline.close).to.not.exist(); + assert.notExists(s.stat.timeline.close); }); it('close marks it closed', () => { @@ -16,12 +17,12 @@ describe('stream stats', () => { expect(s.closed).to.equal(false); expect(s.readClosed).to.equal(false); expect(s.writeClosed).to.equal(false); - expect(s.stat.timeline.close).to.not.exist(); + // expect(s.stat.timeline.close).to.not.exist(); s.close(); expect(s.closed).to.equal(true); expect(s.readClosed).to.equal(true); expect(s.writeClosed).to.equal(true); - expect(s.stat.timeline.close).to.exist(); + // expect(s.stat.timeline.close).to.exist(); }); it('closeRead marks it read-closed only', () => { @@ -71,12 +72,12 @@ describe('stream stats', () => { expect(s.closed).to.equal(false); expect(s.readClosed).to.equal(false); expect(s.writeClosed).to.equal(false); - expect(s.stat.timeline.close).to.not.exist(); + // expect(s.stat.timeline.close).to.not.exist(); s.abort({ name: 'irrelevant', message: 'this parameter is actually ignored' }); expect(s.closed).to.equal(true); expect(s.readClosed).to.equal(true); expect(s.writeClosed).to.equal(true); - expect(s.stat.timeline.close).to.exist(); + // expect(s.stat.timeline.close).to.exist(); expect(s.stat.timeline.close).to.be.greaterThan(s.stat.timeline.open); }); @@ -87,11 +88,11 @@ describe('stream stats', () => { expect(s.closed).to.equal(false); expect(s.readClosed).to.equal(false); expect(s.writeClosed).to.equal(false); - expect(s.stat.timeline.close).to.not.exist(); + // expect(s.stat.timeline.close).to.not.exist(); s.reset(); //only resets the write side expect(s.closed).to.equal(false); expect(s.readClosed).to.equal(false); expect(s.writeClosed).to.equal(true); - expect(s.stat.timeline.close).to.not.exist(); + // expect(s.stat.timeline.close).to.not.exist(); }); }); diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 149d239..7394f8b 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -1,21 +1,23 @@ import * as underTest from '../src/transport.js'; -import { UnimplementedError } from '../src/error.js'; -import { Components } from '@libp2p/components'; -import { mockUpgrader } from '@libp2p/interface-mocks'; -import { CreateListenerOptions, symbol } from '@libp2p/interface-transport'; -import { Multiaddr } from '@multiformats/multiaddr'; -import { expect } from 'chai'; -import { createEd25519PeerId } from '@libp2p/peer-id-factory' -import { mockRegistrar } from '@libp2p/interface-mocks' -import { pipe } from 'it-pipe'; -import first from 'it-first'; -import { fromString as uint8arrayFromString } from 'uint8arrays/from-string'; +import {UnimplementedError} from '../src/error.js'; +import {Components} from '@libp2p/components'; +import {mockUpgrader} from '@libp2p/interface-mocks'; +import {CreateListenerOptions, symbol} from '@libp2p/interface-transport'; +import {Multiaddr} from '@multiformats/multiaddr'; +import {SERVER_MULTIADDR} from './server-multiaddr'; +import {Noise} from '@chainsafe/libp2p-noise'; +import {createLibp2p} from 'libp2p'; +import {fromString as uint8arrayFromString} from 'uint8arrays/from-string'; +import {pipe} from 'it-pipe'; +import first from 'it-first'; + +const {expect, assert} = require('chai').use(require('chai-bytes')); function ignoredDialOption(): CreateListenerOptions { - let u = mockUpgrader({}); - return { - upgrader: u - }; + let u = mockUpgrader({}); + return { + upgrader: u + }; } describe('basic transport tests', () => { @@ -72,7 +74,8 @@ describe('basic transport tests', () => { let expected: Multiaddr[] = [ new Multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd'), ]; - expect(result).to.not.be.null(); + // expect(result).to.not.be.null(); + assert.isNotNull(result); expect(result.constructor.name).to.equal('Array'); expect(expected.constructor.name).to.equal('Array'); expect(result).to.eql(expected); @@ -94,8 +97,6 @@ describe('basic transport tests', () => { }); }); -import { SERVER_MULTIADDR } from './server-multiaddr'; - describe('Transport interoperability tests', () => { it('can connect to a server', async () => { if (SERVER_MULTIADDR) { @@ -104,15 +105,14 @@ describe('Transport interoperability tests', () => { console.log('Will not test connecting to an external server, as we do not appear to have one.'); return; } - let t = new underTest.WebRTCTransport(); - let components = new Components({ - peerId: await createEd25519PeerId(), - registrar: mockRegistrar(), + const tpt = new underTest.WebRTCTransport(); + const node = await createLibp2p({ + transports: [tpt], + connectionEncryption: [new Noise()], }); - t.init(components); - let ma = new Multiaddr(SERVER_MULTIADDR); - let conn = await t.dial(ma, ignoredDialOption()); - let stream = await conn.newStream(['/echo/1.0.0']); + await node.start() + const ma = new Multiaddr(SERVER_MULTIADDR) + const stream = await node.dialProtocol(ma, ['/echo/1.0.0']) let data = 'dataToBeEchoedBackToMe\n'; let response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)); expect(response?.subarray()).to.equalBytes(uint8arrayFromString(data)); diff --git a/test/util.ts b/test/util.ts index d3b76c1..967753a 100644 --- a/test/util.ts +++ b/test/util.ts @@ -1,104 +1,105 @@ -import * as ic from '@libp2p/interface-connection' -import {createEd25519PeerId} from '@libp2p/peer-id-factory'; -import {mockRegistrar, mockUpgrader} from '@libp2p/interface-mocks'; -import {Components} from '@libp2p/components'; -import defer, {DeferredPromise} from 'p-defer'; -import {WebRTCConnection} from '../src/connection'; -import {Multiaddr} from '@multiformats/multiaddr'; -import {v4} from 'uuid'; -import {Registrar, StreamHandler} from '@libp2p/interface-registrar'; -import { pipe } from 'it-pipe'; -import { logger } from '@libp2p/logger'; +// import * as ic from '@libp2p/interface-connection' +// import {createEd25519PeerId} from '@libp2p/peer-id-factory'; +// import {mockRegistrar, mockUpgrader} from '@libp2p/interface-mocks'; +// import {Components} from '@libp2p/components'; +// import defer, {DeferredPromise} from 'p-defer'; +// import {MockConnection} from '../src/connection'; +// import {Multiaddr} from '@multiformats/multiaddr'; +// import {v4} from 'uuid'; +// import {Registrar, StreamHandler} from '@libp2p/interface-registrar'; +// import { pipe } from 'it-pipe'; +// import { logger } from '@libp2p/logger'; -const log = logger('libp2p:webrtc:test:util'); +// const log = logger('libp2p:webrtc:test:util'); -export const echoHandler: StreamHandler = ({ stream }) => pipe(stream.source, stream.sink); +// export const echoHandler: StreamHandler = ({ stream }) => pipe(stream.source, stream.sink); -export async function createConnectedRTCPeerConnectionPair(): Promise { - let [client, server] = [new RTCPeerConnection(), new RTCPeerConnection()]; - // log('created peer connections'); - // we don't need auth for a local test but we need a component for candidate gathering - client.createDataChannel('data'); - client.onicecandidate = ({candidate}) => { - if (candidate !== null) { - server.addIceCandidate(candidate); - } - }; - server.onicecandidate = ({candidate}) => { - if (candidate !== null) { - client.addIceCandidate(candidate); - } - }; - let resolveOnConnect = (pc: RTCPeerConnection): DeferredPromise => { - let promise: DeferredPromise = defer(); - pc.onconnectionstatechange = (_evt) => { - switch (pc.connectionState) { - case 'connected': - log.trace('pc connected'); - promise.resolve(); - return; - case 'failed': - case 'disconnected': - promise.reject(`Peerconnection state: ${pc.connectionState}`); - return; - } - }; - return promise; - } +// export async function createConnectedRTCPeerConnectionPair(): Promise { +// let [client, server] = [new RTCPeerConnection(), new RTCPeerConnection()]; +// // log('created peer connections'); +// // we don't need auth for a local test but we need a component for candidate gathering +// client.createDataChannel('data'); +// client.onicecandidate = ({candidate}) => { +// if (candidate !== null) { +// server.addIceCandidate(candidate); +// } +// }; +// server.onicecandidate = ({candidate}) => { +// if (candidate !== null) { +// client.addIceCandidate(candidate); +// } +// }; +// let resolveOnConnect = (pc: RTCPeerConnection): DeferredPromise => { +// let promise: DeferredPromise = defer(); +// pc.onconnectionstatechange = (_evt) => { +// switch (pc.connectionState) { +// case 'connected': +// log.trace('pc connected'); +// promise.resolve(); +// return; +// case 'failed': +// case 'disconnected': +// promise.reject(`Peerconnection state: ${pc.connectionState}`); +// return; +// } +// }; +// return promise; +// } - let clientConnected = resolveOnConnect(client); - let serverConnected = resolveOnConnect(server); - log('set callbacks on peerconnections'); +// let clientConnected = resolveOnConnect(client); +// let serverConnected = resolveOnConnect(server); +// log('set callbacks on peerconnections'); - let clientOffer = await client.createOffer(); - await client.setLocalDescription(clientOffer); - await server.setRemoteDescription(clientOffer); - let serverAnswer = await server.createAnswer(); - await server.setLocalDescription(serverAnswer); - await client.setRemoteDescription(serverAnswer); - log('completed sdp exchange'); +// let clientOffer = await client.createOffer(); +// await client.setLocalDescription(clientOffer); +// await server.setRemoteDescription(clientOffer); +// let serverAnswer = await server.createAnswer(); +// await server.setLocalDescription(serverAnswer); +// await client.setRemoteDescription(serverAnswer); +// log('completed sdp exchange'); - await Promise.all([clientConnected.promise, serverConnected.promise]) +// await Promise.all([clientConnected.promise, serverConnected.promise]) - log.trace(`clientstate: ${client.connectionState}, serverstate: ${server.connectionState}`) +// log.trace(`clientstate: ${client.connectionState}, serverstate: ${server.connectionState}`) - log('created peer connections'); - return [client, server]; -} +// log('created peer connections'); +// return [client, server]; +// } -export async function createConnectionPair(): Promise<{ connection: ic.Connection, registrar: Registrar }[]> { - let [clientPeerId, serverPeerId] = await Promise.all([createEd25519PeerId(), createEd25519PeerId()]); - let [clientRegistrar, serverRegistrar] = [mockRegistrar(), mockRegistrar()]; - let upgrader = mockUpgrader(); - let [client, server] = await createConnectedRTCPeerConnectionPair(); - let clientConnection = new WebRTCConnection({ - id: v4(), - pc: client, - localPeer: clientPeerId, - remotePeer: serverPeerId, - remoteAddr: new Multiaddr(), - components: new Components({ - peerId: clientPeerId, - registrar: clientRegistrar, - upgrader: upgrader, - }), - direction: 'outbound', - }); - let serverConnection = new WebRTCConnection({ - id: v4(), - pc: server, - localPeer: serverPeerId, - remotePeer: clientPeerId, - remoteAddr: new Multiaddr(), - components: new Components({ - peerId: serverPeerId, - registrar: serverRegistrar, - upgrader: upgrader, - }), - direction: 'inbound', - }); - return [ - { connection: clientConnection, registrar: clientRegistrar }, - { connection: serverConnection, registrar: serverRegistrar }, - ]; -} +// export async function createConnectionPair(): Promise<{ connection: ic.Connection, registrar: Registrar }[]> { +// let [clientPeerId, serverPeerId] = await Promise.all([createEd25519PeerId(), createEd25519PeerId()]); +// let [clientRegistrar, serverRegistrar] = [mockRegistrar(), mockRegistrar()]; +// let upgrader = mockUpgrader(); +// let [client, server] = await createConnectedRTCPeerConnectionPair(); +// let clientConnection = new MockConnection({ +// id: v4(), +// pc: client, +// localPeer: clientPeerId, +// remotePeer: serverPeerId, +// remoteAddr: new Multiaddr(), +// components: new Components({ +// peerId: clientPeerId, +// registrar: clientRegistrar, +// upgrader: upgrader, +// }), +// direction: 'outbound', +// }); +// let serverConnection = new MockConnection({ +// id: v4(), +// pc: server, +// localPeer: serverPeerId, +// remotePeer: clientPeerId, +// remoteAddr: new Multiaddr(), +// components: new Components({ +// peerId: serverPeerId, +// registrar: serverRegistrar, +// upgrader: upgrader, +// }), +// direction: 'inbound', +// }); +// return [ +// { connection: clientConnection, registrar: clientRegistrar }, +// { connection: serverConnection, registrar: serverRegistrar }, +// ]; +// } +export {} From b8403c050e9d3809388905e3f1a52640043ba272 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Fri, 30 Sep 2022 14:56:14 +0000 Subject: [PATCH 060/107] Bump @multiformats/multiaddr from 10.5.0 to 11.0.3 Bumps [@multiformats/multiaddr](https://github.com/multiformats/js-multiaddr) from 10.5.0 to 11.0.3. - [Release notes](https://github.com/multiformats/js-multiaddr/releases) - [Changelog](https://github.com/multiformats/js-multiaddr/blob/master/CHANGELOG.md) - [Commits](https://github.com/multiformats/js-multiaddr/compare/v10.5.0...v11.0.3) --- updated-dependencies: - dependency-name: "@multiformats/multiaddr" dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] --- package.json | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/package.json b/package.json index 5db5740..1874d28 100644 --- a/package.json +++ b/package.json @@ -40,7 +40,7 @@ "devDependencies": { "@libp2p/interface-mocks": "^4.0.1", "@libp2p/peer-id-factory": "^1.0.18", - "@multiformats/multiaddr": "^10.4.1", + "@multiformats/multiaddr": "^11.0.3", "@types/uuid": "^8.3.4", "@typescript-eslint/parser": "^5.32.0", "aegir": "^37.4.6", @@ -62,7 +62,7 @@ "@libp2p/logger": "^2.0.0", "@libp2p/multistream-select": "^3.0.0", "@libp2p/peer-id": "^1.1.15", - "@multiformats/multiaddr": "^10.4.0", + "@multiformats/multiaddr": "^11.0.3", "@protobuf-ts/plugin": "^2.8.0", "@protobuf-ts/protoc": "^2.8.0", "@protobuf-ts/runtime": "^2.8.0", From 76f3cd4b90087e2c6d8659c1ac9f140a70e7a681 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Fri, 7 Oct 2022 12:32:48 +0000 Subject: [PATCH 061/107] Bump @chainsafe/libp2p-noise from 8.0.2 to 9.0.0 Bumps [@chainsafe/libp2p-noise](https://github.com/ChainSafe/js-libp2p-noise) from 8.0.2 to 9.0.0. - [Release notes](https://github.com/ChainSafe/js-libp2p-noise/releases) - [Changelog](https://github.com/ChainSafe/js-libp2p-noise/blob/master/CHANGELOG.md) - [Commits](https://github.com/ChainSafe/js-libp2p-noise/compare/v8.0.2...v9.0.0) --- updated-dependencies: - dependency-name: "@chainsafe/libp2p-noise" dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] --- package.json | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/package.json b/package.json index 5db5740..a141d66 100644 --- a/package.json +++ b/package.json @@ -53,7 +53,7 @@ "wait-on": "^6.0.1" }, "dependencies": { - "@chainsafe/libp2p-noise": "^8.0.0", + "@chainsafe/libp2p-noise": "^9.0.0", "@libp2p/components": "^2.0.3", "@libp2p/interface-connection": "^3.0.1", "@libp2p/interface-registrar": "^2.0.3", From 5888f82fdd9b4036cd4240d7be74fe52970b9ad0 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Mon, 10 Oct 2022 14:29:39 +0530 Subject: [PATCH 062/107] update interfaces --- package.json | 17 ++++++------- src/sdp.ts | 2 +- src/transport.ts | 45 +++++++++++++++++----------------- test/sdp.spec.ts | 6 ++--- test/transport.browser.spec.ts | 10 ++++---- 5 files changed, 39 insertions(+), 41 deletions(-) diff --git a/package.json b/package.json index 7165be2..c731317 100644 --- a/package.json +++ b/package.json @@ -38,16 +38,15 @@ "release": "aegir release" }, "devDependencies": { - "@libp2p/interface-mocks": "^4.0.1", + "@libp2p/interface-mocks": "^6.0.0", "@libp2p/peer-id-factory": "^1.0.18", - "@multiformats/multiaddr": "10.4.3", "@types/uuid": "^8.3.4", "@typescript-eslint/parser": "^5.32.0", "aegir": "^37.4.6", "chai-bytes": "^0.1.2", "it-all": "^1.0.6", "it-first": "^1.0.7", - "libp2p": "file:../js-libp2p", + "libp2p": "^0.39.5", "npm-run-all": "^4.1.5", "prettier": "^2.7.1", "typescript": "^4.7.4", @@ -56,23 +55,23 @@ }, "dependencies": { "@chainsafe/libp2p-noise": "^8.0.0", - "@libp2p/components": "^2.0.3", - "@libp2p/interface-connection": "^3.0.1", + "@libp2p/components": "^3.0.0", + "@libp2p/interface-connection": "^3.0.2", "@libp2p/interface-registrar": "^2.0.3", - "@libp2p/interface-stream-muxer": "^2.0.2", - "@libp2p/interface-transport": "file:../js-libp2p-interfaces/packages/interface-transport", + "@libp2p/interface-stream-muxer": "^3.0.0", + "@libp2p/interface-transport": "^2.0.0", "@libp2p/interfaces": "^3.0.3", "@libp2p/logger": "^2.0.0", "@libp2p/multistream-select": "^3.0.0", "@libp2p/peer-id": "^1.1.15", - "@multiformats/multiaddr": "10.4.3", + "@multiformats/multiaddr": "^11.0.0", "@protobuf-ts/plugin": "^2.8.0", "@protobuf-ts/protoc": "^2.8.0", "@protobuf-ts/runtime": "^2.8.0", "abortable-iterator": "^4.0.2", "err-code": "^3.0.1", "it-merge": "^1.0.4", - "multiformats": "^9.7.1", + "multiformats": "^9.9.0", "multihashes": "^4.0.3", "p-defer": "^4.0.0", "socket.io-client": "^4.1.2", diff --git a/src/sdp.ts b/src/sdp.ts index 5a7204c..9b96b51 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -6,7 +6,7 @@ import { bases } from 'multiformats/basics'; const log = logger('libp2p:webrtc:sdp'); -export const mbdecoder = (function () { +export const mbdecoder: any = (function () { const decoders = Object.values(bases).map((b) => b.decoder); let acc = decoders[0].or(decoders[1]); decoders.slice(2).forEach((d) => (acc = acc.or(d))); diff --git a/src/transport.ts b/src/transport.ts index d321768..5735b7a 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -1,22 +1,21 @@ - import * as sdp from './sdp'; import * as p from '@libp2p/peer-id'; -import { WebRTCDialOptions } from './options'; -import { WebRTCStream } from './stream'; -import { Noise } from '@chainsafe/libp2p-noise'; -import { Components, Initializable } from '@libp2p/components'; -import { Connection } from '@libp2p/interface-connection'; -import type { PeerId } from '@libp2p/interface-peer-id'; -import { CreateListenerOptions, Listener, symbol, Transport } from '@libp2p/interface-transport'; -import { logger } from '@libp2p/logger'; -import { Multiaddr } from '@multiformats/multiaddr'; -import { v4 as genUuid } from 'uuid'; -import defer, { DeferredPromise } from 'p-defer'; -import { fromString as uint8arrayFromString } from 'uint8arrays/from-string'; -import { concat } from 'uint8arrays/concat'; +import {WebRTCDialOptions} from './options'; +import {WebRTCStream} from './stream'; +import {Noise} from '@chainsafe/libp2p-noise'; +import {Components, Initializable} from '@libp2p/components'; +import {Connection} from '@libp2p/interface-connection'; +import type {PeerId} from '@libp2p/interface-peer-id'; +import {CreateListenerOptions, Listener, symbol, Transport} from '@libp2p/interface-transport'; +import {logger} from '@libp2p/logger'; +import {Multiaddr} from '@multiformats/multiaddr'; +import {v4 as genUuid} from 'uuid'; +import defer, {DeferredPromise} from 'p-defer'; +import {fromString as uint8arrayFromString} from 'uint8arrays/from-string'; +import {concat} from 'uint8arrays/concat'; import * as multihashes from 'multihashes'; -import { dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm } from './error'; -import { compare as uint8arrayCompare } from 'uint8arrays/compare'; +import {dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm} from './error'; +import {compare as uint8arrayCompare} from 'uint8arrays/compare'; import {WebRTCMultiaddrConnection} from './maconn'; import {DataChannelMuxerFactory} from './muxer'; @@ -69,22 +68,22 @@ export class WebRTCTransport implements Transport, Initializable { namedCurve: 'P-256', hash: 'SHA-256', } as any); - const peerConnection = new RTCPeerConnection({ certificates: [certificate] }); + const peerConnection = new RTCPeerConnection({certificates: [certificate]}); // create data channel const dataChannelOpenPromise = defer(); - const handshakeDataChannel = peerConnection.createDataChannel('data', { negotiated: true, id: 1 }); + const handshakeDataChannel = peerConnection.createDataChannel('data', {negotiated: true, id: 1}); const handhsakeTimeout = setTimeout(() => { log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); dataChannelOpenPromise.reject(dataChannelError('data', `data channel was never opened: state: ${handshakeDataChannel.readyState}`)); }, HANDSHAKE_TIMEOUT_MS); handshakeDataChannel.onopen = (_) => { - clearTimeout(handhsakeTimeout) - dataChannelOpenPromise.resolve(); + clearTimeout(handhsakeTimeout) + dataChannelOpenPromise.resolve(); } handshakeDataChannel.onerror = (ev: Event) => { - clearTimeout(handhsakeTimeout) + clearTimeout(handhsakeTimeout) log.error('Error opening a data channel for handshaking: %s', ev.toString()); dataChannelOpenPromise.reject(dataChannelError('data', `error opening datachannel: ${ev.toString()}`)); }; @@ -113,7 +112,7 @@ export class WebRTCTransport implements Transport, Initializable { // Since we use the default crypto interface and do not use a static key or early data, // we pass in undefined for these parameters. const noise = new Noise(undefined, undefined, undefined, fingerprintsPrologue); - const wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }); + const wrappedChannel = new WebRTCStream({channel: handshakeDataChannel, stat: {direction: 'outbound', timeline: {open: 1}}}); const wrappedDuplex = { ...wrappedChannel, source: { @@ -137,7 +136,7 @@ export class WebRTCTransport implements Transport, Initializable { const muxerFactory = new DataChannelMuxerFactory(peerConnection) await noise.secureOutbound(myPeerId, wrappedDuplex, theirPeerId); - const upgraded = await options.upgrader.upgradeOutbound(maConn, { skipEncryption: true, muxerFactory }) + const upgraded = await options.upgrader.upgradeOutbound(maConn, {skipProtection: true, skipEncryption: true, muxerFactory}) return upgraded } diff --git a/test/sdp.spec.ts b/test/sdp.spec.ts index b73017f..18c2bf0 100644 --- a/test/sdp.spec.ts +++ b/test/sdp.spec.ts @@ -1,4 +1,4 @@ -import { Multiaddr } from '@multiformats/multiaddr'; +import { multiaddr } from '@multiformats/multiaddr'; import { expect } from 'chai'; import * as underTest from '../src/sdp.js'; import { bases } from 'multiformats/basics'; @@ -24,14 +24,14 @@ a=candidate:1 1 UDP 1 192.168.0.152 2345 typ host`; describe('SDP creation', () => { it('handles simple blue sky easily enough', async () => { return; - let ma = new Multiaddr('/ip4/192.168.0.152/udp/2345/webrtc/certhash/uEiC5LhHPI__aMbu7XAqd2Q4gB-K7YS8flM_lLg4FXE6KiA'); + let ma = multiaddr('/ip4/192.168.0.152/udp/2345/webrtc/certhash/uEiC5LhHPI__aMbu7XAqd2Q4gB-K7YS8flM_lLg4FXE6KiA'); let ufrag = 'MyUserFragment'; let sdp = underTest.fromMultiAddr(ma, ufrag); expect(sdp.sdp).to.equal(an_sdp); }); it('extracts certhash', () => { - let ma = new Multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ'); + let ma = multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ'); let c = underTest.certhash(ma); expect(c).to.equal('uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ'); const mbdecoder = (function () { diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 7394f8b..407fe41 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -3,7 +3,7 @@ import {UnimplementedError} from '../src/error.js'; import {Components} from '@libp2p/components'; import {mockUpgrader} from '@libp2p/interface-mocks'; import {CreateListenerOptions, symbol} from '@libp2p/interface-transport'; -import {Multiaddr} from '@multiformats/multiaddr'; +import {multiaddr, Multiaddr} from '@multiformats/multiaddr'; import {SERVER_MULTIADDR} from './server-multiaddr'; import {Noise} from '@chainsafe/libp2p-noise'; import {createLibp2p} from 'libp2p'; @@ -67,12 +67,12 @@ describe('basic transport tests', () => { '/ip4/1.2.3.4/udp/1234/webrtc/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd', '/ip4/1.2.3.4/udp/1234/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd', ].map((s) => { - return new Multiaddr(s); + return multiaddr(s); }); let t = new underTest.WebRTCTransport(); let result = t.filter(mas); let expected: Multiaddr[] = [ - new Multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd'), + multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd'), ]; // expect(result).to.not.be.null(); assert.isNotNull(result); @@ -82,7 +82,7 @@ describe('basic transport tests', () => { }); it('throws appropriate error when dialing someone without a peer ID', async () => { - let ma = new Multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ'); + let ma = multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ'); let t = new underTest.WebRTCTransport(); try { let conn = await t.dial(ma, ignoredDialOption()); @@ -111,7 +111,7 @@ describe('Transport interoperability tests', () => { connectionEncryption: [new Noise()], }); await node.start() - const ma = new Multiaddr(SERVER_MULTIADDR) + const ma = multiaddr(SERVER_MULTIADDR) const stream = await node.dialProtocol(ma, ['/echo/1.0.0']) let data = 'dataToBeEchoedBackToMe\n'; let response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)); From f9ad5d00b8ef7b364c5bd514074fe8811d71c4ff Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Wed, 12 Oct 2022 11:04:38 +0000 Subject: [PATCH 063/107] Bump @libp2p/interface-mocks from 4.0.3 to 6.1.0 Bumps [@libp2p/interface-mocks](https://github.com/libp2p/js-libp2p-interfaces) from 4.0.3 to 6.1.0. - [Release notes](https://github.com/libp2p/js-libp2p-interfaces/releases) - [Commits](https://github.com/libp2p/js-libp2p-interfaces/compare/@libp2p/interface-mocks-v4.0.3...@libp2p/interface-mocks-v6.1.0) --- updated-dependencies: - dependency-name: "@libp2p/interface-mocks" dependency-type: direct:development update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] --- package.json | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/package.json b/package.json index 5db5740..75380ad 100644 --- a/package.json +++ b/package.json @@ -38,7 +38,7 @@ "release": "aegir release" }, "devDependencies": { - "@libp2p/interface-mocks": "^4.0.1", + "@libp2p/interface-mocks": "^6.1.0", "@libp2p/peer-id-factory": "^1.0.18", "@multiformats/multiaddr": "^10.4.1", "@types/uuid": "^8.3.4", From 5cec3d6c210bbf0b52b1e27380411f5802b294df Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Wed, 12 Oct 2022 11:05:27 +0000 Subject: [PATCH 064/107] Bump @libp2p/components from 2.1.1 to 3.1.1 Bumps [@libp2p/components](https://github.com/libp2p/js-libp2p-components) from 2.1.1 to 3.1.1. - [Release notes](https://github.com/libp2p/js-libp2p-components/releases) - [Changelog](https://github.com/libp2p/js-libp2p-components/blob/master/CHANGELOG.md) - [Commits](https://github.com/libp2p/js-libp2p-components/compare/v2.1.1...v3.1.1) --- updated-dependencies: - dependency-name: "@libp2p/components" dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] --- package.json | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/package.json b/package.json index 5db5740..e78e336 100644 --- a/package.json +++ b/package.json @@ -54,7 +54,7 @@ }, "dependencies": { "@chainsafe/libp2p-noise": "^8.0.0", - "@libp2p/components": "^2.0.3", + "@libp2p/components": "^3.1.1", "@libp2p/interface-connection": "^3.0.1", "@libp2p/interface-registrar": "^2.0.3", "@libp2p/interface-transport": "^1.0.3", From 92fe5a6de3ce0514252465cfafd0cf2771380762 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Wed, 12 Oct 2022 16:47:03 +0000 Subject: [PATCH 065/107] Bump multiformats from 9.9.0 to 10.0.0 Bumps [multiformats](https://github.com/multiformats/js-multiformats) from 9.9.0 to 10.0.0. - [Release notes](https://github.com/multiformats/js-multiformats/releases) - [Changelog](https://github.com/multiformats/js-multiformats/blob/master/CHANGELOG.md) - [Commits](https://github.com/multiformats/js-multiformats/compare/v9.9.0...v10.0.0) --- updated-dependencies: - dependency-name: multiformats dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] --- package.json | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/package.json b/package.json index e54e24c..5b8fae7 100644 --- a/package.json +++ b/package.json @@ -71,7 +71,7 @@ "abortable-iterator": "^4.0.2", "err-code": "^3.0.1", "it-merge": "^1.0.4", - "multiformats": "^9.9.0", + "multiformats": "^10.0.0", "multihashes": "^4.0.3", "p-defer": "^4.0.0", "socket.io-client": "^4.1.2", From dbd0237e9f8500ac13948e3a35d912df257968a4 Mon Sep 17 00:00:00 2001 From: achingbrain Date: Mon, 17 Oct 2022 17:00:43 +0100 Subject: [PATCH 066/107] deps: update libp2p to release version Makes necessary refactors to use `libp2p@0.40.x` --- README.md | 28 +++++++++++++++++++--------- package.json | 15 +++++++-------- src/index.ts | 7 ++++++- src/transport.ts | 22 +++++++++------------- test/transport.browser.spec.ts | 34 ++++++++++++++++++---------------- 5 files changed, 59 insertions(+), 47 deletions(-) diff --git a/README.md b/README.md index 2f71778..92a083e 100644 --- a/README.md +++ b/README.md @@ -35,15 +35,25 @@ npm i @libp2p/webrtc ## Usage ```js -import { WebRTCTransport } from '@libp2p/webrtc'; -import { multiaddr } from '@multiformats/multiaddr'; -import { pipe } from 'it-pipe'; -import all from 'it-all'; - -const webrtc = new WebRTCTransport(); -const addr = multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ'); -const socket = await webrtc.dial(addr); -const values = await pipe(socket, all); +import { createLibp2pNode } from 'libp2p' +import { webRTC } from '@libp2p/webrtc' +import { noise } from '@chainsafe/libp2p-noise' +import { multiaddr } from '@multiformats/multiaddr' +import { pipe } from 'it-pipe' +import all from 'it-all' + +const node = await createLibp2pNode({ + transports: [ + webRTC() + ], + connectionEncryption: [ + noise() + ] +}) + +const addr = multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ') +const { stream } = await node.dialProtocol(addr, '/my-protocol/1.0.0') +const values = await pipe(stream, all) ``` ## API diff --git a/package.json b/package.json index 5b8fae7..42d39a5 100644 --- a/package.json +++ b/package.json @@ -38,24 +38,23 @@ "release": "aegir release" }, "devDependencies": { - "@libp2p/interface-mocks": "^6.1.0", - "@libp2p/peer-id-factory": "^1.0.18", + "@libp2p/interface-mocks": "^7.0.2", + "@libp2p/peer-id-factory": "^1.0.19", "@types/uuid": "^8.3.4", "@typescript-eslint/parser": "^5.32.0", "aegir": "^37.4.6", "chai-bytes": "^0.1.2", - "it-all": "^1.0.6", - "it-first": "^1.0.7", - "libp2p": "^0.39.5", + "it-all": "^2.0.0", + "it-first": "^2.0.0", + "libp2p": "^0.40.0", "npm-run-all": "^4.1.5", "prettier": "^2.7.1", "typescript": "^4.7.4", - "uint8arrays": "^3.1.0", + "uint8arrays": "^4.0.2", "wait-on": "^6.0.1" }, "dependencies": { "@chainsafe/libp2p-noise": "^9.0.0", - "@libp2p/components": "^3.1.1", "@libp2p/interface-connection": "^3.0.2", "@libp2p/interface-registrar": "^2.0.3", "@libp2p/interface-stream-muxer": "^3.0.0", @@ -70,7 +69,7 @@ "@protobuf-ts/runtime": "^2.8.0", "abortable-iterator": "^4.0.2", "err-code": "^3.0.1", - "it-merge": "^1.0.4", + "it-merge": "^2.0.0", "multiformats": "^10.0.0", "multihashes": "^4.0.3", "p-defer": "^4.0.0", diff --git a/src/index.ts b/src/index.ts index cb0ff5c..fd48910 100644 --- a/src/index.ts +++ b/src/index.ts @@ -1 +1,6 @@ -export {}; +import { Transport } from '@libp2p/interface-transport' +import { WebRTCTransport, WebRTCTransportComponents } from './transport.js' + +export function webRTC (): (components: WebRTCTransportComponents) => Transport { + return (components: WebRTCTransportComponents) => new WebRTCTransport(components) +} diff --git a/src/transport.ts b/src/transport.ts index 5735b7a..21471a7 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -3,14 +3,13 @@ import * as p from '@libp2p/peer-id'; import {WebRTCDialOptions} from './options'; import {WebRTCStream} from './stream'; import {Noise} from '@chainsafe/libp2p-noise'; -import {Components, Initializable} from '@libp2p/components'; import {Connection} from '@libp2p/interface-connection'; import type {PeerId} from '@libp2p/interface-peer-id'; import {CreateListenerOptions, Listener, symbol, Transport} from '@libp2p/interface-transport'; import {logger} from '@libp2p/logger'; import {Multiaddr} from '@multiformats/multiaddr'; import {v4 as genUuid} from 'uuid'; -import defer, {DeferredPromise} from 'p-defer'; +import defer from 'p-defer'; import {fromString as uint8arrayFromString} from 'uint8arrays/from-string'; import {concat} from 'uint8arrays/concat'; import * as multihashes from 'multihashes'; @@ -22,13 +21,15 @@ import {DataChannelMuxerFactory} from './muxer'; const log = logger('libp2p:webrtc:transport'); const HANDSHAKE_TIMEOUT_MS = 10000; -export class WebRTCTransport implements Transport, Initializable { - private componentsPromise: DeferredPromise = defer(); - private components: Components | undefined; +export interface WebRTCTransportComponents { + peerId: PeerId +} + +export class WebRTCTransport implements Transport { + private components: WebRTCTransportComponents - init(components: Components): void { + constructor (components: WebRTCTransportComponents) { this.components = components - this.componentsPromise.resolve() } async dial(ma: Multiaddr, options: WebRTCDialOptions): Promise { @@ -102,7 +103,7 @@ export class WebRTCTransport implements Transport, Initializable { // wait for peerconnection.onopen to fire, or for the datachannel to open await dataChannelOpenPromise.promise; - const myPeerId = await this.getPeerId(); + const myPeerId = this.components.peerId; const theirPeerId = p.peerIdFromString(rps); // do noise handshake @@ -173,11 +174,6 @@ export class WebRTCTransport implements Transport, Initializable { return concat([prefix, ...fps]); } - - public async getPeerId(): Promise { - await this.componentsPromise.promise; - return this.components!.getPeerId(); - } } const WEBRTC_CODE: number = 280; diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 407fe41..873a119 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -1,6 +1,6 @@ import * as underTest from '../src/transport.js'; import {UnimplementedError} from '../src/error.js'; -import {Components} from '@libp2p/components'; +import {webRTC} from '../src/index.js'; import {mockUpgrader} from '@libp2p/interface-mocks'; import {CreateListenerOptions, symbol} from '@libp2p/interface-transport'; import {multiaddr, Multiaddr} from '@multiformats/multiaddr'; @@ -10,6 +10,7 @@ import {createLibp2p} from 'libp2p'; import {fromString as uint8arrayFromString} from 'uint8arrays/from-string'; import {pipe} from 'it-pipe'; import first from 'it-first'; +import {createEd25519PeerId} from '@libp2p/peer-id-factory'; const {expect, assert} = require('chai').use(require('chai-bytes')); @@ -21,19 +22,21 @@ function ignoredDialOption(): CreateListenerOptions { } describe('basic transport tests', () => { + let components: underTest.WebRTCTransportComponents + + before(async () => { + components = { + peerId: await createEd25519PeerId() + } + }) it('Can construct', () => { - let t = new underTest.WebRTCTransport(); + let t = new underTest.WebRTCTransport(components); expect(t.constructor.name).to.equal('WebRTCTransport'); }); - it('init does not throw', () => { - let t = new underTest.WebRTCTransport(); - t.init(new Components()); - }); - it('createListner does throw', () => { - let t = new underTest.WebRTCTransport(); + let t = new underTest.WebRTCTransport(components); try { t.createListener(ignoredDialOption()); expect('Should have thrown').to.equal('but did not'); @@ -43,19 +46,19 @@ describe('basic transport tests', () => { }); it('toString includes the toStringTag', () => { - let t = new underTest.WebRTCTransport(); + let t = new underTest.WebRTCTransport(components); let s = t.toString(); expect(s).to.contain('@libp2p/webrtc'); }); it('toString property getter', () => { - let t = new underTest.WebRTCTransport(); + let t = new underTest.WebRTCTransport(components); let s = t[Symbol.toStringTag]; expect(s).to.equal('@libp2p/webrtc'); }); it('symbol property getter', () => { - let t = new underTest.WebRTCTransport(); + let t = new underTest.WebRTCTransport(components); let s = t[symbol]; expect(s).to.equal(true); }); @@ -69,7 +72,7 @@ describe('basic transport tests', () => { ].map((s) => { return multiaddr(s); }); - let t = new underTest.WebRTCTransport(); + let t = new underTest.WebRTCTransport(components); let result = t.filter(mas); let expected: Multiaddr[] = [ multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd'), @@ -83,7 +86,7 @@ describe('basic transport tests', () => { it('throws appropriate error when dialing someone without a peer ID', async () => { let ma = multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ'); - let t = new underTest.WebRTCTransport(); + let t = new underTest.WebRTCTransport(components); try { let conn = await t.dial(ma, ignoredDialOption()); expect(conn.toString()).to.equal('Should have thrown'); @@ -105,10 +108,9 @@ describe('Transport interoperability tests', () => { console.log('Will not test connecting to an external server, as we do not appear to have one.'); return; } - const tpt = new underTest.WebRTCTransport(); const node = await createLibp2p({ - transports: [tpt], - connectionEncryption: [new Noise()], + transports: [webRTC()], + connectionEncryption: [() => new Noise()], }); await node.start() const ma = multiaddr(SERVER_MULTIADDR) From cad026358418f8145832e894156c537ff7e01843 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Mon, 17 Oct 2022 23:13:39 +0530 Subject: [PATCH 067/107] fix handshake channel --- src/transport.ts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/transport.ts b/src/transport.ts index 21471a7..c7f163c 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -73,7 +73,7 @@ export class WebRTCTransport implements Transport { // create data channel const dataChannelOpenPromise = defer(); - const handshakeDataChannel = peerConnection.createDataChannel('data', {negotiated: true, id: 1}); + const handshakeDataChannel = peerConnection.createDataChannel('handshake', {negotiated: true, id: 0}); const handhsakeTimeout = setTimeout(() => { log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); dataChannelOpenPromise.reject(dataChannelError('data', `data channel was never opened: state: ${handshakeDataChannel.readyState}`)); From 2576453e77459910cc16ebd8d6d2322dc005ebb8 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Tue, 18 Oct 2022 15:57:45 +0530 Subject: [PATCH 068/107] fix hash algorithm to sha-256 --- src/transport.ts | 20 +++++--------------- 1 file changed, 5 insertions(+), 15 deletions(-) diff --git a/src/transport.ts b/src/transport.ts index c7f163c..b67037c 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -136,7 +136,7 @@ export class WebRTCTransport implements Transport { }) const muxerFactory = new DataChannelMuxerFactory(peerConnection) - await noise.secureOutbound(myPeerId, wrappedDuplex, theirPeerId); + await noise.secureInbound(myPeerId, wrappedDuplex, theirPeerId); const upgraded = await options.upgrader.upgradeOutbound(maConn, {skipProtection: true, skipEncryption: true, muxerFactory}) return upgraded } @@ -153,26 +153,16 @@ export class WebRTCTransport implements Transport { const localFingerprint = localCert.getFingerprints()[0]; const localFpString = localFingerprint.value!.replaceAll(':', ''); const localFpArray = uint8arrayFromString(localFpString, 'hex'); - let local: Uint8Array; - switch (localFingerprint.algorithm!) { - case 'md5': - local = multihashes.encode(localFpArray, multihashes.names['md5']); - break; - case 'sha-256': - local = multihashes.encode(localFpArray, multihashes.names['sha2-256']); - break; - case 'sha-512': - local = multihashes.encode(localFpArray, multihashes.names['sha2-512']); - break; - default: + if (localFingerprint.algorithm! != 'sha-256') { throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); } + const local = multihashes.encode(localFpArray, multihashes.names['sha2-256']); const remote: Uint8Array = sdp.mbdecoder.decode(sdp.certhash(ma)); const prefix = uint8arrayFromString('libp2p-webrtc-noise:'); - const fps = [remote, local].sort(uint8arrayCompare); - return concat([prefix, ...fps]); + // prologue = bytes("libp2p-webrtc-noise:") + noise-responder fingerprint + noise-initiator fingerprint + return concat([prefix, local, remote]); } } From ffad6840b4224d29e9709b01c31897f059e000a2 Mon Sep 17 00:00:00 2001 From: Ryan Plauche Date: Mon, 17 Oct 2022 16:06:27 -0500 Subject: [PATCH 069/107] A series of changes I made so I could import this library --- .gitignore | 1 + package.json | 24 +++++++++++++++++- src/index.ts | 8 +++--- src/maconn.ts | 14 +++++------ src/muxer.ts | 55 +++++++++++++++++++++--------------------- src/stream.ts | 12 ++++----- src/transport.ts | 63 ++++++++++++++++++++++++------------------------ 7 files changed, 98 insertions(+), 79 deletions(-) diff --git a/.gitignore b/.gitignore index f464ed8..4dd334d 100644 --- a/.gitignore +++ b/.gitignore @@ -37,6 +37,7 @@ Thumbs.db # Ignore built ts files dist/ +types/ # ignore yarn.lock yarn.lock diff --git a/package.json b/package.json index 42d39a5..ee1c728 100644 --- a/package.json +++ b/package.json @@ -2,10 +2,26 @@ "name": "js-libp2p-webrtc", "version": "1.0.0", "description": "Dial peer using webrtc", - "main": "index.js", "author": "", "license": "Apache-2.0 or MIT", "type": "module", + "types": "./dist/src/index.d.ts", + "typesVersions": { + "*": { + "*": [ + "*", + "dist/*", + "dist/src/*", + "dist/src/*/index" + ], + "src/*": [ + "*", + "dist/*", + "dist/src/*", + "dist/src/*/index" + ] + } + }, "eslintConfig": { "extends": "ipfs", "parserOptions": { @@ -16,6 +32,12 @@ "node": ">=16.0.0", "npm": ">=7.0.0" }, + "exports": { + ".": { + "types": "./src/index.d.ts", + "import": "./dist/src/index.js" + } + }, "files": [ "src", "dist/src", diff --git a/src/index.ts b/src/index.ts index fd48910..87ab102 100644 --- a/src/index.ts +++ b/src/index.ts @@ -1,6 +1,6 @@ -import { Transport } from '@libp2p/interface-transport' -import { WebRTCTransport, WebRTCTransportComponents } from './transport.js' +import { Transport } from '@libp2p/interface-transport'; +import { WebRTCTransport, WebRTCTransportComponents } from './transport.js'; -export function webRTC (): (components: WebRTCTransportComponents) => Transport { - return (components: WebRTCTransportComponents) => new WebRTCTransport(components) +export function webRTC(): (components: WebRTCTransportComponents) => Transport { + return (components: WebRTCTransportComponents) => new WebRTCTransport(components); } diff --git a/src/maconn.ts b/src/maconn.ts index b981d6e..2a0c67b 100644 --- a/src/maconn.ts +++ b/src/maconn.ts @@ -1,8 +1,8 @@ -import {MultiaddrConnection, MultiaddrConnectionTimeline} from "@libp2p/interface-connection"; +import { MultiaddrConnection, MultiaddrConnectionTimeline } from '@libp2p/interface-connection'; import { logger } from '@libp2p/logger'; -import {Multiaddr} from "@multiformats/multiaddr"; -import {Source, Sink} from "it-stream-types"; -import {nopSink, nopSource} from "./util"; +import { Multiaddr } from '@multiformats/multiaddr'; +import { Source, Sink } from 'it-stream-types'; +import { nopSink, nopSource } from './util.js'; const log = logger('libp2p:webrtc:connection'); @@ -17,7 +17,7 @@ export class WebRTCMultiaddrConnection implements MultiaddrConnection { remoteAddr: Multiaddr; timeline: MultiaddrConnectionTimeline; - source: Source = nopSource + source: Source = nopSource; sink: Sink> = nopSink; constructor(init: WebRTCMultiaddrConnectionInit) { @@ -27,7 +27,7 @@ export class WebRTCMultiaddrConnection implements MultiaddrConnection { } async close(err?: Error | undefined): Promise { - log.error("error closing connection", err) - this.peerConnection.close() + log.error('error closing connection', err); + this.peerConnection.close(); } } diff --git a/src/muxer.ts b/src/muxer.ts index 0beb17a..6bc3110 100644 --- a/src/muxer.ts +++ b/src/muxer.ts @@ -1,60 +1,59 @@ // import {Components} from "@libp2p/components" -import {Stream} from "@libp2p/interface-connection" -import {StreamMuxer, StreamMuxerFactory, StreamMuxerInit} from "@libp2p/interface-stream-muxer" -import {Source, Sink} from "it-stream-types" -import {v4} from "uuid" -import {WebRTCStream} from "./stream" -import {nopSink, nopSource} from "./util" +import { Stream } from '@libp2p/interface-connection'; +import { StreamMuxer, StreamMuxerFactory, StreamMuxerInit } from '@libp2p/interface-stream-muxer'; +import { Source, Sink } from 'it-stream-types'; +import { v4 } from 'uuid'; +import { WebRTCStream } from './stream.js'; +import { nopSink, nopSource } from './util.js'; export class DataChannelMuxerFactory implements StreamMuxerFactory { - private peerConnection: RTCPeerConnection - protocol: string = '/webrtc' + private peerConnection: RTCPeerConnection; + protocol: string = '/webrtc'; constructor(peerConnection: RTCPeerConnection) { - this.peerConnection = peerConnection + this.peerConnection = peerConnection; } createStreamMuxer(init?: StreamMuxerInit | undefined): StreamMuxer { - return new DataChannelMuxer(this.peerConnection, init) + return new DataChannelMuxer(this.peerConnection, init); } } export class DataChannelMuxer implements StreamMuxer { - private readonly peerConnection: RTCPeerConnection - readonly protocol: string = "/webrtc" - streams: Stream[] = [] - init?: StreamMuxerInit - close: (err?: Error | undefined) => void = () => {} + private readonly peerConnection: RTCPeerConnection; + readonly protocol: string = '/webrtc'; + streams: Stream[] = []; + init?: StreamMuxerInit; + close: (err?: Error | undefined) => void = () => {}; // nop source and sink, since the transport natively supports // multiplexing source: Source = nopSource; sink: Sink> = nopSink; - constructor(peerConnection: RTCPeerConnection, init?: StreamMuxerInit) { - this.init = init - this.peerConnection = peerConnection - this.peerConnection.ondatachannel = ({channel}) => { + this.init = init; + this.peerConnection = peerConnection; + this.peerConnection.ondatachannel = ({ channel }) => { const stream = new WebRTCStream({ channel, stat: { direction: 'inbound', timeline: { open: 0, - } + }, }, - closeCb: init?.onStreamEnd - }) + closeCb: init?.onStreamEnd, + }); if (init?.onIncomingStream) { - init.onIncomingStream!(stream) + init.onIncomingStream!(stream); } - } + }; } newStream(name?: string | undefined): Stream { const streamName = name || v4(); - const channel = this.peerConnection.createDataChannel(streamName) + const channel = this.peerConnection.createDataChannel(streamName); const stream = new WebRTCStream({ channel, stat: { @@ -63,9 +62,9 @@ export class DataChannelMuxer implements StreamMuxer { open: 0, }, }, - closeCb: this.init?.onStreamEnd - }) - return stream + closeCb: this.init?.onStreamEnd, + }); + return stream; } } diff --git a/src/stream.ts b/src/stream.ts index 44dea6c..27727c2 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -7,7 +7,7 @@ import merge from 'it-merge'; import { Uint8ArrayList } from 'uint8arraylist'; import { fromString } from 'uint8arrays/from-string'; import { logger } from '@libp2p/logger'; -import * as pb from '../proto_ts/message'; +import * as pb from '../proto_ts/message.js'; const log = logger('libp2p:webrtc:stream'); @@ -54,7 +54,7 @@ export class WebRTCStream implements Stream { writeClosed: boolean = false; readClosed: boolean = false; closed: boolean = false; - closeCb?: (stream: WebRTCStream) => void | undefined + closeCb?: (stream: WebRTCStream) => void | undefined; // testing @@ -89,7 +89,6 @@ export class WebRTCStream implements Stream { }; this.channel.onmessage = async ({ data }) => { - let res: Uint8Array; if (typeof data == 'string') { res = fromString(data); @@ -135,11 +134,10 @@ export class WebRTCStream implements Stream { // If user attempts to set a new source // this should be a nop - set source(_src: Source) { - } + set source(_src: Source) {} get source(): Source { - return this._src + return this._src; } private async _sinkFn(src: Source): Promise { @@ -180,7 +178,7 @@ export class WebRTCStream implements Stream { this.writeClosed = true; this.channel.close(); if (this.closeCb) { - this.closeCb(this) + this.closeCb(this); } } diff --git a/src/transport.ts b/src/transport.ts index b67037c..1cd701b 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -1,35 +1,34 @@ -import * as sdp from './sdp'; +import * as sdp from './sdp.js'; import * as p from '@libp2p/peer-id'; -import {WebRTCDialOptions} from './options'; -import {WebRTCStream} from './stream'; -import {Noise} from '@chainsafe/libp2p-noise'; -import {Connection} from '@libp2p/interface-connection'; -import type {PeerId} from '@libp2p/interface-peer-id'; -import {CreateListenerOptions, Listener, symbol, Transport} from '@libp2p/interface-transport'; -import {logger} from '@libp2p/logger'; -import {Multiaddr} from '@multiformats/multiaddr'; -import {v4 as genUuid} from 'uuid'; +import { WebRTCDialOptions } from './options'; +import { WebRTCStream } from './stream'; +import { Noise } from '@chainsafe/libp2p-noise'; +import { Connection } from '@libp2p/interface-connection'; +import type { PeerId } from '@libp2p/interface-peer-id'; +import { CreateListenerOptions, Listener, symbol, Transport } from '@libp2p/interface-transport'; +import { logger } from '@libp2p/logger'; +import { Multiaddr } from '@multiformats/multiaddr'; +import { v4 as genUuid } from 'uuid'; import defer from 'p-defer'; -import {fromString as uint8arrayFromString} from 'uint8arrays/from-string'; -import {concat} from 'uint8arrays/concat'; +import { fromString as uint8arrayFromString } from 'uint8arrays/from-string'; +import { concat } from 'uint8arrays/concat'; import * as multihashes from 'multihashes'; -import {dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm} from './error'; -import {compare as uint8arrayCompare} from 'uint8arrays/compare'; -import {WebRTCMultiaddrConnection} from './maconn'; -import {DataChannelMuxerFactory} from './muxer'; +import { dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm } from './error.js'; +import { WebRTCMultiaddrConnection } from './maconn.js'; +import { DataChannelMuxerFactory } from './muxer.js'; const log = logger('libp2p:webrtc:transport'); const HANDSHAKE_TIMEOUT_MS = 10000; export interface WebRTCTransportComponents { - peerId: PeerId + peerId: PeerId; } export class WebRTCTransport implements Transport { - private components: WebRTCTransportComponents + private components: WebRTCTransportComponents; - constructor (components: WebRTCTransportComponents) { - this.components = components + constructor(components: WebRTCTransportComponents) { + this.components = components; } async dial(ma: Multiaddr, options: WebRTCDialOptions): Promise { @@ -69,22 +68,22 @@ export class WebRTCTransport implements Transport { namedCurve: 'P-256', hash: 'SHA-256', } as any); - const peerConnection = new RTCPeerConnection({certificates: [certificate]}); + const peerConnection = new RTCPeerConnection({ certificates: [certificate] }); // create data channel const dataChannelOpenPromise = defer(); - const handshakeDataChannel = peerConnection.createDataChannel('handshake', {negotiated: true, id: 0}); + const handshakeDataChannel = peerConnection.createDataChannel('handshake', { negotiated: true, id: 0 }); const handhsakeTimeout = setTimeout(() => { log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); dataChannelOpenPromise.reject(dataChannelError('data', `data channel was never opened: state: ${handshakeDataChannel.readyState}`)); }, HANDSHAKE_TIMEOUT_MS); handshakeDataChannel.onopen = (_) => { - clearTimeout(handhsakeTimeout) + clearTimeout(handhsakeTimeout); dataChannelOpenPromise.resolve(); - } + }; handshakeDataChannel.onerror = (ev: Event) => { - clearTimeout(handhsakeTimeout) + clearTimeout(handhsakeTimeout); log.error('Error opening a data channel for handshaking: %s', ev.toString()); dataChannelOpenPromise.reject(dataChannelError('data', `error opening datachannel: ${ev.toString()}`)); }; @@ -113,7 +112,7 @@ export class WebRTCTransport implements Transport { // Since we use the default crypto interface and do not use a static key or early data, // we pass in undefined for these parameters. const noise = new Noise(undefined, undefined, undefined, fingerprintsPrologue); - const wrappedChannel = new WebRTCStream({channel: handshakeDataChannel, stat: {direction: 'outbound', timeline: {open: 1}}}); + const wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }); const wrappedDuplex = { ...wrappedChannel, source: { @@ -131,14 +130,14 @@ export class WebRTCTransport implements Transport { peerConnection, remoteAddr: ma, timeline: { - open: (new Date()).getTime(), + open: new Date().getTime(), }, - }) + }); - const muxerFactory = new DataChannelMuxerFactory(peerConnection) + const muxerFactory = new DataChannelMuxerFactory(peerConnection); await noise.secureInbound(myPeerId, wrappedDuplex, theirPeerId); - const upgraded = await options.upgrader.upgradeOutbound(maConn, {skipProtection: true, skipEncryption: true, muxerFactory}) - return upgraded + const upgraded = await options.upgrader.upgradeOutbound(maConn, { skipProtection: true, skipEncryption: true, muxerFactory }); + return upgraded; } private generateNoisePrologue(pc: RTCPeerConnection, ma: Multiaddr): Uint8Array { @@ -154,7 +153,7 @@ export class WebRTCTransport implements Transport { const localFpString = localFingerprint.value!.replaceAll(':', ''); const localFpArray = uint8arrayFromString(localFpString, 'hex'); if (localFingerprint.algorithm! != 'sha-256') { - throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); + throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); } const local = multihashes.encode(localFpArray, multihashes.names['sha2-256']); From 1a10fb3207d7be7c87e99f0c57af0223cb777796 Mon Sep 17 00:00:00 2001 From: Ryan Plauche Date: Mon, 17 Oct 2022 16:18:30 -0500 Subject: [PATCH 070/107] More changes --- src/index.ts | 9 +++++++++ src/transport.ts | 4 ++-- 2 files changed, 11 insertions(+), 2 deletions(-) diff --git a/src/index.ts b/src/index.ts index 87ab102..0ad330b 100644 --- a/src/index.ts +++ b/src/index.ts @@ -4,3 +4,12 @@ import { WebRTCTransport, WebRTCTransportComponents } from './transport.js'; export function webRTC(): (components: WebRTCTransportComponents) => Transport { return (components: WebRTCTransportComponents) => new WebRTCTransport(components); } + +export * from './error.js'; +export * from './maconn.js'; +export * from './muxer.js'; +export * from './options.js'; +export * from './sdp.js'; +export * from './stream.js'; +export * from './transport.js'; +export * from './util.js'; diff --git a/src/transport.ts b/src/transport.ts index 1cd701b..a1e0ffb 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -1,7 +1,7 @@ import * as sdp from './sdp.js'; import * as p from '@libp2p/peer-id'; -import { WebRTCDialOptions } from './options'; -import { WebRTCStream } from './stream'; +import { WebRTCDialOptions } from './options.js'; +import { WebRTCStream } from './stream.js'; import { Noise } from '@chainsafe/libp2p-noise'; import { Connection } from '@libp2p/interface-connection'; import type { PeerId } from '@libp2p/interface-peer-id'; From 11610ac5455195a0abd383518050ff95999bcdf4 Mon Sep 17 00:00:00 2001 From: Ryan Plauche Date: Fri, 28 Oct 2022 21:51:42 +0100 Subject: [PATCH 071/107] Cleaning up and minimizing changes --- src/index.ts | 17 ++++---------- src/maconn.ts | 14 +++++------ src/muxer.ts | 55 ++++++++++++++++++++++---------------------- src/stream.ts | 10 ++++---- src/transport.ts | 60 ++++++++++++++++++++++++------------------------ 5 files changed, 75 insertions(+), 81 deletions(-) diff --git a/src/index.ts b/src/index.ts index 0ad330b..fd48910 100644 --- a/src/index.ts +++ b/src/index.ts @@ -1,15 +1,6 @@ -import { Transport } from '@libp2p/interface-transport'; -import { WebRTCTransport, WebRTCTransportComponents } from './transport.js'; +import { Transport } from '@libp2p/interface-transport' +import { WebRTCTransport, WebRTCTransportComponents } from './transport.js' -export function webRTC(): (components: WebRTCTransportComponents) => Transport { - return (components: WebRTCTransportComponents) => new WebRTCTransport(components); +export function webRTC (): (components: WebRTCTransportComponents) => Transport { + return (components: WebRTCTransportComponents) => new WebRTCTransport(components) } - -export * from './error.js'; -export * from './maconn.js'; -export * from './muxer.js'; -export * from './options.js'; -export * from './sdp.js'; -export * from './stream.js'; -export * from './transport.js'; -export * from './util.js'; diff --git a/src/maconn.ts b/src/maconn.ts index 2a0c67b..71a1f7f 100644 --- a/src/maconn.ts +++ b/src/maconn.ts @@ -1,8 +1,8 @@ -import { MultiaddrConnection, MultiaddrConnectionTimeline } from '@libp2p/interface-connection'; +import {MultiaddrConnection, MultiaddrConnectionTimeline} from "@libp2p/interface-connection"; import { logger } from '@libp2p/logger'; -import { Multiaddr } from '@multiformats/multiaddr'; -import { Source, Sink } from 'it-stream-types'; -import { nopSink, nopSource } from './util.js'; +import {Multiaddr} from "@multiformats/multiaddr"; +import {Source, Sink} from "it-stream-types"; +import {nopSink, nopSource} from "./util.js"; const log = logger('libp2p:webrtc:connection'); @@ -17,7 +17,7 @@ export class WebRTCMultiaddrConnection implements MultiaddrConnection { remoteAddr: Multiaddr; timeline: MultiaddrConnectionTimeline; - source: Source = nopSource; + source: Source = nopSource sink: Sink> = nopSink; constructor(init: WebRTCMultiaddrConnectionInit) { @@ -27,7 +27,7 @@ export class WebRTCMultiaddrConnection implements MultiaddrConnection { } async close(err?: Error | undefined): Promise { - log.error('error closing connection', err); - this.peerConnection.close(); + log.error("error closing connection", err) + this.peerConnection.close() } } diff --git a/src/muxer.ts b/src/muxer.ts index 6bc3110..0db0422 100644 --- a/src/muxer.ts +++ b/src/muxer.ts @@ -1,59 +1,60 @@ // import {Components} from "@libp2p/components" -import { Stream } from '@libp2p/interface-connection'; -import { StreamMuxer, StreamMuxerFactory, StreamMuxerInit } from '@libp2p/interface-stream-muxer'; -import { Source, Sink } from 'it-stream-types'; -import { v4 } from 'uuid'; -import { WebRTCStream } from './stream.js'; -import { nopSink, nopSource } from './util.js'; +import {Stream} from "@libp2p/interface-connection" +import {StreamMuxer, StreamMuxerFactory, StreamMuxerInit} from "@libp2p/interface-stream-muxer" +import {Source, Sink} from "it-stream-types" +import {v4} from "uuid" +import {WebRTCStream} from "./stream.js" +import {nopSink, nopSource} from "./util.js" export class DataChannelMuxerFactory implements StreamMuxerFactory { - private peerConnection: RTCPeerConnection; - protocol: string = '/webrtc'; + private peerConnection: RTCPeerConnection + protocol: string = '/webrtc' constructor(peerConnection: RTCPeerConnection) { - this.peerConnection = peerConnection; + this.peerConnection = peerConnection } createStreamMuxer(init?: StreamMuxerInit | undefined): StreamMuxer { - return new DataChannelMuxer(this.peerConnection, init); + return new DataChannelMuxer(this.peerConnection, init) } } export class DataChannelMuxer implements StreamMuxer { - private readonly peerConnection: RTCPeerConnection; - readonly protocol: string = '/webrtc'; - streams: Stream[] = []; - init?: StreamMuxerInit; - close: (err?: Error | undefined) => void = () => {}; + private readonly peerConnection: RTCPeerConnection + readonly protocol: string = "/webrtc" + streams: Stream[] = [] + init?: StreamMuxerInit + close: (err?: Error | undefined) => void = () => {} // nop source and sink, since the transport natively supports // multiplexing source: Source = nopSource; sink: Sink> = nopSink; + constructor(peerConnection: RTCPeerConnection, init?: StreamMuxerInit) { - this.init = init; - this.peerConnection = peerConnection; - this.peerConnection.ondatachannel = ({ channel }) => { + this.init = init + this.peerConnection = peerConnection + this.peerConnection.ondatachannel = ({channel}) => { const stream = new WebRTCStream({ channel, stat: { direction: 'inbound', timeline: { open: 0, - }, + } }, - closeCb: init?.onStreamEnd, - }); + closeCb: init?.onStreamEnd + }) if (init?.onIncomingStream) { - init.onIncomingStream!(stream); + init.onIncomingStream!(stream) } - }; + } } newStream(name?: string | undefined): Stream { const streamName = name || v4(); - const channel = this.peerConnection.createDataChannel(streamName); + const channel = this.peerConnection.createDataChannel(streamName) const stream = new WebRTCStream({ channel, stat: { @@ -62,9 +63,9 @@ export class DataChannelMuxer implements StreamMuxer { open: 0, }, }, - closeCb: this.init?.onStreamEnd, - }); - return stream; + closeCb: this.init?.onStreamEnd + }) + return stream } } diff --git a/src/stream.ts b/src/stream.ts index 27727c2..bd8cde4 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -54,7 +54,7 @@ export class WebRTCStream implements Stream { writeClosed: boolean = false; readClosed: boolean = false; closed: boolean = false; - closeCb?: (stream: WebRTCStream) => void | undefined; + closeCb?: (stream: WebRTCStream) => void | undefined // testing @@ -89,6 +89,7 @@ export class WebRTCStream implements Stream { }; this.channel.onmessage = async ({ data }) => { + let res: Uint8Array; if (typeof data == 'string') { res = fromString(data); @@ -134,10 +135,11 @@ export class WebRTCStream implements Stream { // If user attempts to set a new source // this should be a nop - set source(_src: Source) {} + set source(_src: Source) { + } get source(): Source { - return this._src; + return this._src } private async _sinkFn(src: Source): Promise { @@ -178,7 +180,7 @@ export class WebRTCStream implements Stream { this.writeClosed = true; this.channel.close(); if (this.closeCb) { - this.closeCb(this); + this.closeCb(this) } } diff --git a/src/transport.ts b/src/transport.ts index a1e0ffb..06afeda 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -1,34 +1,34 @@ import * as sdp from './sdp.js'; import * as p from '@libp2p/peer-id'; -import { WebRTCDialOptions } from './options.js'; -import { WebRTCStream } from './stream.js'; -import { Noise } from '@chainsafe/libp2p-noise'; -import { Connection } from '@libp2p/interface-connection'; -import type { PeerId } from '@libp2p/interface-peer-id'; -import { CreateListenerOptions, Listener, symbol, Transport } from '@libp2p/interface-transport'; -import { logger } from '@libp2p/logger'; -import { Multiaddr } from '@multiformats/multiaddr'; -import { v4 as genUuid } from 'uuid'; +import {WebRTCDialOptions} from './options.js'; +import {WebRTCStream} from './stream.js'; +import {Noise} from '@chainsafe/libp2p-noise'; +import {Connection} from '@libp2p/interface-connection'; +import type {PeerId} from '@libp2p/interface-peer-id'; +import {CreateListenerOptions, Listener, symbol, Transport} from '@libp2p/interface-transport'; +import {logger} from '@libp2p/logger'; +import {Multiaddr} from '@multiformats/multiaddr'; +import {v4 as genUuid} from 'uuid'; import defer from 'p-defer'; -import { fromString as uint8arrayFromString } from 'uint8arrays/from-string'; -import { concat } from 'uint8arrays/concat'; +import {fromString as uint8arrayFromString} from 'uint8arrays/from-string'; +import {concat} from 'uint8arrays/concat'; import * as multihashes from 'multihashes'; -import { dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm } from './error.js'; -import { WebRTCMultiaddrConnection } from './maconn.js'; -import { DataChannelMuxerFactory } from './muxer.js'; +import {dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm} from './error.js'; +import {WebRTCMultiaddrConnection} from './maconn.js'; +import {DataChannelMuxerFactory} from './muxer.js'; const log = logger('libp2p:webrtc:transport'); const HANDSHAKE_TIMEOUT_MS = 10000; export interface WebRTCTransportComponents { - peerId: PeerId; + peerId: PeerId } export class WebRTCTransport implements Transport { - private components: WebRTCTransportComponents; + private components: WebRTCTransportComponents - constructor(components: WebRTCTransportComponents) { - this.components = components; + constructor (components: WebRTCTransportComponents) { + this.components = components } async dial(ma: Multiaddr, options: WebRTCDialOptions): Promise { @@ -68,22 +68,22 @@ export class WebRTCTransport implements Transport { namedCurve: 'P-256', hash: 'SHA-256', } as any); - const peerConnection = new RTCPeerConnection({ certificates: [certificate] }); + const peerConnection = new RTCPeerConnection({certificates: [certificate]}); // create data channel const dataChannelOpenPromise = defer(); - const handshakeDataChannel = peerConnection.createDataChannel('handshake', { negotiated: true, id: 0 }); + const handshakeDataChannel = peerConnection.createDataChannel('handshake', {negotiated: true, id: 0}); const handhsakeTimeout = setTimeout(() => { log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); dataChannelOpenPromise.reject(dataChannelError('data', `data channel was never opened: state: ${handshakeDataChannel.readyState}`)); }, HANDSHAKE_TIMEOUT_MS); handshakeDataChannel.onopen = (_) => { - clearTimeout(handhsakeTimeout); + clearTimeout(handhsakeTimeout) dataChannelOpenPromise.resolve(); - }; + } handshakeDataChannel.onerror = (ev: Event) => { - clearTimeout(handhsakeTimeout); + clearTimeout(handhsakeTimeout) log.error('Error opening a data channel for handshaking: %s', ev.toString()); dataChannelOpenPromise.reject(dataChannelError('data', `error opening datachannel: ${ev.toString()}`)); }; @@ -112,7 +112,7 @@ export class WebRTCTransport implements Transport { // Since we use the default crypto interface and do not use a static key or early data, // we pass in undefined for these parameters. const noise = new Noise(undefined, undefined, undefined, fingerprintsPrologue); - const wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }); + const wrappedChannel = new WebRTCStream({channel: handshakeDataChannel, stat: {direction: 'outbound', timeline: {open: 1}}}); const wrappedDuplex = { ...wrappedChannel, source: { @@ -130,14 +130,14 @@ export class WebRTCTransport implements Transport { peerConnection, remoteAddr: ma, timeline: { - open: new Date().getTime(), + open: (new Date()).getTime(), }, - }); + }) - const muxerFactory = new DataChannelMuxerFactory(peerConnection); + const muxerFactory = new DataChannelMuxerFactory(peerConnection) await noise.secureInbound(myPeerId, wrappedDuplex, theirPeerId); - const upgraded = await options.upgrader.upgradeOutbound(maConn, { skipProtection: true, skipEncryption: true, muxerFactory }); - return upgraded; + const upgraded = await options.upgrader.upgradeOutbound(maConn, {skipProtection: true, skipEncryption: true, muxerFactory}) + return upgraded } private generateNoisePrologue(pc: RTCPeerConnection, ma: Multiaddr): Uint8Array { @@ -153,7 +153,7 @@ export class WebRTCTransport implements Transport { const localFpString = localFingerprint.value!.replaceAll(':', ''); const localFpArray = uint8arrayFromString(localFpString, 'hex'); if (localFingerprint.algorithm! != 'sha-256') { - throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); + throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); } const local = multihashes.encode(localFpArray, multihashes.names['sha2-256']); From f1f46dcb5346c7e0bc51471bbef74486ba2f1600 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Mon, 31 Oct 2022 23:06:03 +0530 Subject: [PATCH 072/107] Add message length --- package.json | 4 +- src/stream.ts | 147 ++++++++++++++++++++++----------- src/transport.ts | 2 +- test/transport.browser.spec.ts | 1 + 4 files changed, 106 insertions(+), 48 deletions(-) diff --git a/package.json b/package.json index ee1c728..f818c65 100644 --- a/package.json +++ b/package.json @@ -63,6 +63,7 @@ "@libp2p/interface-mocks": "^7.0.2", "@libp2p/peer-id-factory": "^1.0.19", "@types/uuid": "^8.3.4", + "@types/varint": "^6.0.0", "@typescript-eslint/parser": "^5.32.0", "aegir": "^37.4.6", "chai-bytes": "^0.1.2", @@ -97,6 +98,7 @@ "p-defer": "^4.0.0", "socket.io-client": "^4.1.2", "timeout-abort-controller": "^3.0.0", - "uuid": "^9.0.0" + "uuid": "^9.0.0", + "varint": "^6.0.0" } } diff --git a/src/stream.ts b/src/stream.ts index bd8cde4..935ac33 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -1,13 +1,14 @@ -import { Stream, StreamStat, Direction } from '@libp2p/interface-connection'; -import { Source } from 'it-stream-types'; -import { Sink } from 'it-stream-types'; -import { pushable, Pushable } from 'it-pushable'; -import defer, { DeferredPromise } from 'p-defer'; +import {Stream, StreamStat, Direction} from '@libp2p/interface-connection'; +import {Source} from 'it-stream-types'; +import {Sink} from 'it-stream-types'; +import {pushable, Pushable} from 'it-pushable'; +import defer, {DeferredPromise} from 'p-defer'; import merge from 'it-merge'; -import { Uint8ArrayList } from 'uint8arraylist'; -import { fromString } from 'uint8arrays/from-string'; -import { logger } from '@libp2p/logger'; +import {Uint8ArrayList} from 'uint8arraylist'; +import {logger} from '@libp2p/logger'; import * as pb from '../proto_ts/message.js'; +import {concat} from 'uint8arrays/concat'; +import * as varint from 'varint'; const log = logger('libp2p:webrtc:stream'); @@ -56,6 +57,9 @@ export class WebRTCStream implements Stream { closed: boolean = false; closeCb?: (stream: WebRTCStream) => void | undefined + // read state + messageState: MessageState = new MessageState(); + // testing constructor(opts: StreamInitOpts) { @@ -88,39 +92,34 @@ export class WebRTCStream implements Stream { this.opened.resolve(); }; - this.channel.onmessage = async ({ data }) => { + this.channel.onmessage = async ({data}) => { - let res: Uint8Array; - if (typeof data == 'string') { - res = fromString(data); - } else { - res = new Uint8Array(data as ArrayBuffer); - } - log.trace(`[stream:${this.id}][${this.stat.direction}] received message: length: ${res.length} ${res}`); - let m = pb.Message.fromBinary(res); - log(`[stream:${this.id}][${this.stat.direction}] received pb.Message: ${Object.entries(m)}`); - switch (m.flag) { - case undefined: - break; //regular message only - case pb.Message_Flag.STOP_SENDING: - log.trace('Remote has indicated, with "STOP_SENDING" flag, that it will discard any messages we send.'); - this.closeWrite(); - break; - case pb.Message_Flag.FIN: - log.trace('Remote has indicated, with "FIN" flag, that it will not send any further messages.'); - this.closeRead(); - break; - case pb.Message_Flag.RESET: - log.trace('Remote abruptly stopped sending, indicated with "RESET" flag.'); - this.closeRead(); + let offset = 0; + const res = new Uint8Array(data as ArrayBuffer); + if (res.length == 0) { + return } - if (this.readClosed || this.closed) { - return; - } - if (m.message) { - log.trace('%s incoming message %s', this.id, m.message); - (this._src as Pushable).push(new Uint8ArrayList(m.message)); + + // start reading bytes + // + while (offset < res.length) { + + // check if reading prefix length is required + if (this.messageState.messageSize == 0) { + const messageSize = varint.decode(res, offset); + this.messageState.messageSize = messageSize; + offset += varint.decode.bytes; + } else { + const end = Math.min(offset + this.messageState.bytesRemaining(), res.length); + this.messageState.write(res.subarray(offset, end)); + offset = end; + if (this.messageState.hasMessage()) { + this.processIncomingProtobuf(this.messageState.buffer); + this.messageState.clear(); + } + } } + }; this.channel.onclose = (_evt) => { @@ -131,6 +130,7 @@ export class WebRTCStream implements Stream { let err = (evt as RTCErrorEvent).error; this.abort(err); }; + } // If user attempts to set a new source @@ -148,8 +148,8 @@ export class WebRTCStream implements Stream { return; } - let self = this; - let closeWriteIterable = { + const self = this; + const closeWriteIterable = { async *[Symbol.asyncIterator]() { await self.closeWritePromise.promise; yield new Uint8Array(0); @@ -160,10 +160,39 @@ export class WebRTCStream implements Stream { if (closed || this.writeClosed) { break; } - let res = buf.subarray(); - let send_buf = pb.Message.toBinary({ message: buf.subarray() }); - log.trace(`[stream:${this.id}][${this.stat.direction}] sending message: length: ${res.length} ${res}, encoded through pb as ${send_buf}`); - this.channel.send(send_buf); + const res = buf.subarray(); + const msgbuf = pb.Message.toBinary({message: buf.subarray()}); + const prefix = varint.encode(msgbuf.length); + log.trace(`[stream:${this.id}][${this.stat.direction}] sending message: length: ${res.length} ${res}, encoded through pb as ${msgbuf}`); + this.channel.send(concat([prefix, msgbuf])); + } + } + + processIncomingProtobuf(buffer: Uint8Array): void { + log.trace(`[stream:${this.id}][${this.stat.direction}] received message: length: ${buffer.length} ${buffer}`); + const m = pb.Message.fromBinary(buffer); + log.trace(`[stream:${this.id}][${this.stat.direction}] received pb.Message: ${Object.entries(m)}`); + switch (m.flag) { + case undefined: + break; //regular message only + case pb.Message_Flag.STOP_SENDING: + log.trace('Remote has indicated, with "STOP_SENDING" flag, that it will discard any messages we send.'); + this.closeWrite(); + break; + case pb.Message_Flag.FIN: + log.trace('Remote has indicated, with "FIN" flag, that it will not send any further messages.'); + this.closeRead(); + break; + case pb.Message_Flag.RESET: + log.trace('Remote abruptly stopped sending, indicated with "RESET" flag.'); + this.closeRead(); + } + if (this.readClosed || this.closed) { + return; + } + if (m.message) { + log.trace('%s incoming message %s', this.id, m.message); + (this._src as Pushable).push(new Uint8ArrayList(m.message)); } } @@ -231,10 +260,36 @@ export class WebRTCStream implements Stream { private _sendFlag(flag: pb.Message_Flag): void { try { - log('Sending flag: %s', flag.toString()); - this.channel.send(pb.Message.toBinary({ flag: flag })); + log.trace('Sending flag: %s', flag.toString()); + const msgbuf = pb.Message.toBinary({flag: flag}); + const prefix = varint.encode(msgbuf.length); + this.channel.send(concat([prefix, msgbuf])); } catch (e) { log.error(`Exception while sending flag ${flag}: ${e}`); } } } + +class MessageState { + public buffer: Uint8Array = new Uint8Array() + public messageSize: number = 0; + + public bytesRemaining(): number { + return this.messageSize - this.buffer.length; + } + + public hasMessage(): boolean { + return this.messageSize != 0 && this.buffer.length == this.messageSize; + } + + public write(b: Uint8Array) { + this.buffer = concat([this.buffer, b]); + } + + public clear() { + this.buffer = new Uint8Array(); + this.messageSize = 0; + } + + +} diff --git a/src/transport.ts b/src/transport.ts index 06afeda..3ef8478 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -90,7 +90,7 @@ export class WebRTCTransport implements Transport { // create offer sdp let offerSdp = await peerConnection.createOffer(); // generate random string for ufrag - const ufrag = genUuid().replaceAll('-', ''); + const ufrag = "libp2p+webrtc+v1/" + genUuid().replaceAll('-', ''); // munge sdp with ufrag = pwd offerSdp = sdp.munge(offerSdp, ufrag); // set local description diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 873a119..39034f8 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -118,6 +118,7 @@ describe('Transport interoperability tests', () => { let data = 'dataToBeEchoedBackToMe\n'; let response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)); expect(response?.subarray()).to.equalBytes(uint8arrayFromString(data)); + await node.stop(); }); }); From 9d29cb022af187dcf05329cb607569b68e96b028 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Tue, 1 Nov 2022 00:18:32 +0530 Subject: [PATCH 073/107] use it-length-prefixed --- package.json | 23 +++++++-------- src/stream.ts | 79 +++++++++++++++++++++++---------------------------- 2 files changed, 45 insertions(+), 57 deletions(-) diff --git a/package.json b/package.json index f818c65..eef6e8b 100644 --- a/package.json +++ b/package.json @@ -62,43 +62,40 @@ "devDependencies": { "@libp2p/interface-mocks": "^7.0.2", "@libp2p/peer-id-factory": "^1.0.19", + "@protobuf-ts/plugin": "^2.8.0", + "@protobuf-ts/protoc": "^2.8.0", "@types/uuid": "^8.3.4", - "@types/varint": "^6.0.0", "@typescript-eslint/parser": "^5.32.0", "aegir": "^37.4.6", + "chai": "^4.3.6", "chai-bytes": "^0.1.2", - "it-all": "^2.0.0", "it-first": "^2.0.0", "libp2p": "^0.40.0", "npm-run-all": "^4.1.5", "prettier": "^2.7.1", "typescript": "^4.7.4", - "uint8arrays": "^4.0.2", "wait-on": "^6.0.1" }, "dependencies": { "@chainsafe/libp2p-noise": "^9.0.0", "@libp2p/interface-connection": "^3.0.2", - "@libp2p/interface-registrar": "^2.0.3", "@libp2p/interface-stream-muxer": "^3.0.0", "@libp2p/interface-transport": "^2.0.0", - "@libp2p/interfaces": "^3.0.3", "@libp2p/logger": "^2.0.0", - "@libp2p/multistream-select": "^3.0.0", "@libp2p/peer-id": "^1.1.15", "@multiformats/multiaddr": "^11.0.3", - "@protobuf-ts/plugin": "^2.8.0", - "@protobuf-ts/protoc": "^2.8.0", "@protobuf-ts/runtime": "^2.8.0", - "abortable-iterator": "^4.0.2", "err-code": "^3.0.1", + "it-length-prefixed": "^8.0.3", "it-merge": "^2.0.0", + "it-pipe": "^2.0.4", + "it-pushable": "^3.1.0", + "it-stream-types": "^1.0.4", "multiformats": "^10.0.0", "multihashes": "^4.0.3", "p-defer": "^4.0.0", - "socket.io-client": "^4.1.2", - "timeout-abort-controller": "^3.0.0", - "uuid": "^9.0.0", - "varint": "^6.0.0" + "uint8arraylist": "^2.3.3", + "uint8arrays": "^4.0.2", + "uuid": "^9.0.0" } } diff --git a/src/stream.ts b/src/stream.ts index 935ac33..a27bf8f 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -1,14 +1,15 @@ import {Stream, StreamStat, Direction} from '@libp2p/interface-connection'; import {Source} from 'it-stream-types'; import {Sink} from 'it-stream-types'; -import {pushable, Pushable} from 'it-pushable'; +import {pushable} from 'it-pushable'; +import * as lp from 'it-length-prefixed'; +import { pipe } from 'it-pipe'; import defer, {DeferredPromise} from 'p-defer'; import merge from 'it-merge'; import {Uint8ArrayList} from 'uint8arraylist'; import {logger} from '@libp2p/logger'; import * as pb from '../proto_ts/message.js'; import {concat} from 'uint8arrays/concat'; -import * as varint from 'varint'; const log = logger('libp2p:webrtc:stream'); @@ -46,7 +47,8 @@ export class WebRTCStream implements Stream { metadata: Record; private readonly channel: RTCDataChannel; - _src: Source = pushable(); + private readonly _src: Source; + _innersrc = pushable(); sink: Sink>; // promises @@ -92,36 +94,6 @@ export class WebRTCStream implements Stream { this.opened.resolve(); }; - this.channel.onmessage = async ({data}) => { - - let offset = 0; - const res = new Uint8Array(data as ArrayBuffer); - if (res.length == 0) { - return - } - - // start reading bytes - // - while (offset < res.length) { - - // check if reading prefix length is required - if (this.messageState.messageSize == 0) { - const messageSize = varint.decode(res, offset); - this.messageState.messageSize = messageSize; - offset += varint.decode.bytes; - } else { - const end = Math.min(offset + this.messageState.bytesRemaining(), res.length); - this.messageState.write(res.subarray(offset, end)); - offset = end; - if (this.messageState.hasMessage()) { - this.processIncomingProtobuf(this.messageState.buffer); - this.messageState.clear(); - } - } - } - - }; - this.channel.onclose = (_evt) => { this.close(); }; @@ -131,6 +103,29 @@ export class WebRTCStream implements Stream { this.abort(err); }; + const self = this; + // reader pipe + this.channel.onmessage = async ({data}) => { + const res = new Uint8Array(data as ArrayBuffer); + if (res.length == 0) { + return + } + this._innersrc.push(res) + }; + + this._src = pipe( + this._innersrc, + lp.decode(), + (source) => (async function * () { + for await (const buf of source) { + const { data } = self.processIncomingProtobuf(buf.subarray()); + if (data) { + yield new Uint8ArrayList(data); + } + } + })(), + ) + } // If user attempts to set a new source @@ -162,13 +157,13 @@ export class WebRTCStream implements Stream { } const res = buf.subarray(); const msgbuf = pb.Message.toBinary({message: buf.subarray()}); - const prefix = varint.encode(msgbuf.length); + const sendbuf = lp.encode.single(msgbuf) log.trace(`[stream:${this.id}][${this.stat.direction}] sending message: length: ${res.length} ${res}, encoded through pb as ${msgbuf}`); - this.channel.send(concat([prefix, msgbuf])); + this.channel.send(sendbuf.subarray()) } } - processIncomingProtobuf(buffer: Uint8Array): void { + processIncomingProtobuf(buffer: Uint8Array): { data: Uint8Array | undefined } { log.trace(`[stream:${this.id}][${this.stat.direction}] received message: length: ${buffer.length} ${buffer}`); const m = pb.Message.fromBinary(buffer); log.trace(`[stream:${this.id}][${this.stat.direction}] received pb.Message: ${Object.entries(m)}`); @@ -188,12 +183,9 @@ export class WebRTCStream implements Stream { this.closeRead(); } if (this.readClosed || this.closed) { - return; - } - if (m.message) { - log.trace('%s incoming message %s', this.id, m.message); - (this._src as Pushable).push(new Uint8ArrayList(m.message)); + return { data: undefined }; } + return { data: m.message } } /** @@ -219,7 +211,7 @@ export class WebRTCStream implements Stream { closeRead(): void { this._sendFlag(pb.Message_Flag.STOP_SENDING); this.readClosed = true; - (this.source as Pushable).end(); + (this._innersrc).end(); if (this.readClosed && this.writeClosed) { this.close(); } @@ -262,8 +254,7 @@ export class WebRTCStream implements Stream { try { log.trace('Sending flag: %s', flag.toString()); const msgbuf = pb.Message.toBinary({flag: flag}); - const prefix = varint.encode(msgbuf.length); - this.channel.send(concat([prefix, msgbuf])); + this.channel.send(lp.encode.single(msgbuf).subarray()); } catch (e) { log.error(`Exception while sending flag ${flag}: ${e}`); } From 43a88208ed2c545c237b96e0ab85ac0dc5138ecd Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Tue, 1 Nov 2022 09:05:18 +0530 Subject: [PATCH 074/107] stream transitions --- src/stream.ts | 193 ++++++++++++++++++++++-------------- test/stream.browser.spec.ts | 90 ++++++----------- 2 files changed, 150 insertions(+), 133 deletions(-) diff --git a/src/stream.ts b/src/stream.ts index a27bf8f..4ced9c8 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -2,14 +2,13 @@ import {Stream, StreamStat, Direction} from '@libp2p/interface-connection'; import {Source} from 'it-stream-types'; import {Sink} from 'it-stream-types'; import {pushable} from 'it-pushable'; -import * as lp from 'it-length-prefixed'; -import { pipe } from 'it-pipe'; +import * as lengthPrefixed from 'it-length-prefixed'; +import {pipe} from 'it-pipe'; import defer, {DeferredPromise} from 'p-defer'; import merge from 'it-merge'; import {Uint8ArrayList} from 'uint8arraylist'; import {logger} from '@libp2p/logger'; import * as pb from '../proto_ts/message.js'; -import {concat} from 'uint8arrays/concat'; const log = logger('libp2p:webrtc:stream'); @@ -46,22 +45,18 @@ export class WebRTCStream implements Stream { */ metadata: Record; private readonly channel: RTCDataChannel; + streamState = new StreamState(); private readonly _src: Source; - _innersrc = pushable(); + private readonly _innersrc = pushable(); sink: Sink>; // promises opened: DeferredPromise = defer(); closeWritePromise: DeferredPromise = defer(); - writeClosed: boolean = false; - readClosed: boolean = false; closed: boolean = false; closeCb?: (stream: WebRTCStream) => void | undefined - // read state - messageState: MessageState = new MessageState(); - // testing constructor(opts: StreamInitOpts) { @@ -106,21 +101,24 @@ export class WebRTCStream implements Stream { const self = this; // reader pipe this.channel.onmessage = async ({data}) => { - const res = new Uint8Array(data as ArrayBuffer); - if (res.length == 0) { - return + if (data.length == 0 || !data) { + return; } - this._innersrc.push(res) + this._innersrc.push(new Uint8Array(data as ArrayBufferLike)) }; + // pipe framed protobuf messages through + // a length prefixed decoder, and surface + // data from the `Message.message` field + // through a source. this._src = pipe( this._innersrc, - lp.decode(), - (source) => (async function * () { + lengthPrefixed.decode(), + (source) => (async function* () { for await (const buf of source) { - const { data } = self.processIncomingProtobuf(buf.subarray()); - if (data) { - yield new Uint8ArrayList(data); + const {message} = self.processIncomingProtobuf(buf.subarray()); + if (message) { + yield new Uint8ArrayList(message); } } })(), @@ -139,7 +137,7 @@ export class WebRTCStream implements Stream { private async _sinkFn(src: Source): Promise { await this.opened.promise; - if (closed || this.writeClosed) { + if (this.streamState.state == StreamStates.CLOSED || this.streamState.state == StreamStates.WRITE_CLOSED) { return; } @@ -152,40 +150,34 @@ export class WebRTCStream implements Stream { }; for await (const buf of merge(closeWriteIterable, src)) { - if (closed || this.writeClosed) { - break; + const state = self.streamState.state; + if (state == StreamStates.CLOSED || state == StreamStates.WRITE_CLOSED) { + return; } - const res = buf.subarray(); const msgbuf = pb.Message.toBinary({message: buf.subarray()}); - const sendbuf = lp.encode.single(msgbuf) - log.trace(`[stream:${this.id}][${this.stat.direction}] sending message: length: ${res.length} ${res}, encoded through pb as ${msgbuf}`); + const sendbuf = lengthPrefixed.encode.single(msgbuf) this.channel.send(sendbuf.subarray()) } } - processIncomingProtobuf(buffer: Uint8Array): { data: Uint8Array | undefined } { - log.trace(`[stream:${this.id}][${this.stat.direction}] received message: length: ${buffer.length} ${buffer}`); + processIncomingProtobuf(buffer: Uint8Array): pb.Message { const m = pb.Message.fromBinary(buffer); - log.trace(`[stream:${this.id}][${this.stat.direction}] received pb.Message: ${Object.entries(m)}`); - switch (m.flag) { - case undefined: - break; //regular message only - case pb.Message_Flag.STOP_SENDING: - log.trace('Remote has indicated, with "STOP_SENDING" flag, that it will discard any messages we send.'); - this.closeWrite(); - break; - case pb.Message_Flag.FIN: - log.trace('Remote has indicated, with "FIN" flag, that it will not send any further messages.'); - this.closeRead(); - break; - case pb.Message_Flag.RESET: - log.trace('Remote abruptly stopped sending, indicated with "RESET" flag.'); - this.closeRead(); - } - if (this.readClosed || this.closed) { - return { data: undefined }; + if (m.flag) { + const [currentState, nextState] = this.streamState.transition({direction: 'inbound', flag: m.flag!}); + if (currentState != nextState) { + switch (nextState) { + case StreamStates.READ_CLOSED: + this._innersrc.end(); + break; + case StreamStates.WRITE_CLOSED: + this.closeWritePromise.resolve(); + break; + case StreamStates.CLOSED: + this.close(); + } + } } - return { data: m.message } + return m; } /** @@ -196,9 +188,9 @@ export class WebRTCStream implements Stream { return; } this.stat.timeline.close = new Date().getTime(); - this.closed = true; - this.readClosed = true; - this.writeClosed = true; + this.streamState.state = StreamStates.CLOSED; + this._innersrc.end(); + this.closeWritePromise.resolve(); this.channel.close(); if (this.closeCb) { this.closeCb(this) @@ -209,10 +201,12 @@ export class WebRTCStream implements Stream { * Close a stream for reading only */ closeRead(): void { - this._sendFlag(pb.Message_Flag.STOP_SENDING); - this.readClosed = true; - (this._innersrc).end(); - if (this.readClosed && this.writeClosed) { + const [currentState, nextState] = this.streamState.transition({direction: 'outbound', flag: pb.Message_Flag.STOP_SENDING}); + if (currentState == StreamStates.OPEN || currentState == StreamStates.WRITE_CLOSED) { + this._sendFlag(pb.Message_Flag.STOP_SENDING); + (this._innersrc).end(); + } + if (currentState != nextState && nextState == StreamStates.CLOSED) { this.close(); } } @@ -221,10 +215,12 @@ export class WebRTCStream implements Stream { * Close a stream for writing only */ closeWrite(): void { - this._sendFlag(pb.Message_Flag.FIN); - this.writeClosed = true; - this.closeWritePromise.resolve(); - if (this.readClosed && this.writeClosed) { + const [currentState, nextState] = this.streamState.transition({direction: 'outbound', flag: pb.Message_Flag.FIN}); + if (currentState == StreamStates.OPEN || currentState == StreamStates.READ_CLOSED) { + this._sendFlag(pb.Message_Flag.FIN); + this.closeWritePromise.resolve(); + } + if (currentState != nextState && nextState == StreamStates.CLOSED) { this.close(); } } @@ -243,9 +239,8 @@ export class WebRTCStream implements Stream { reset(): void { this.stat = defaultStat(this.stat.direction); this._sendFlag(pb.Message_Flag.RESET); - this.writeClosed = true; - this.closeWritePromise.resolve(); - if (this.readClosed && this.writeClosed) { + const [currentState, nextState] = this.streamState.transition({direction: 'outbound', flag: pb.Message_Flag.RESET}); + if (currentState != nextState) { this.close(); } } @@ -254,33 +249,79 @@ export class WebRTCStream implements Stream { try { log.trace('Sending flag: %s', flag.toString()); const msgbuf = pb.Message.toBinary({flag: flag}); - this.channel.send(lp.encode.single(msgbuf).subarray()); + this.channel.send(lengthPrefixed.encode.single(msgbuf).subarray()); } catch (e) { log.error(`Exception while sending flag ${flag}: ${e}`); } } } -class MessageState { - public buffer: Uint8Array = new Uint8Array() - public messageSize: number = 0; +/* + * State transitions for a stream + */ +type StreamStateInput = { + direction: 'inbound' | 'outbound', + flag: pb.Message_Flag, +}; - public bytesRemaining(): number { - return this.messageSize - this.buffer.length; - } +export enum StreamStates { + OPEN, + READ_CLOSED, + WRITE_CLOSED, + CLOSED, +} - public hasMessage(): boolean { - return this.messageSize != 0 && this.buffer.length == this.messageSize; - } +class StreamState { + state: StreamStates = StreamStates.OPEN - public write(b: Uint8Array) { - this.buffer = concat([this.buffer, b]); - } + transition({direction, flag}: StreamStateInput): [StreamStates, StreamStates] { + let prev = this.state; + if (this.state == StreamStates.CLOSED) { + return [prev, StreamStates.CLOSED]; + } + if (direction == 'inbound') { + switch (flag) { + case pb.Message_Flag.FIN: + if (this.state == StreamStates.OPEN) { + this.state = StreamStates.READ_CLOSED; + } else if (this.state == StreamStates.WRITE_CLOSED) { + this.state = StreamStates.CLOSED; + } + break; - public clear() { - this.buffer = new Uint8Array(); - this.messageSize = 0; - } + case pb.Message_Flag.STOP_SENDING: + if (this.state == StreamStates.OPEN) { + this.state = StreamStates.WRITE_CLOSED; + } else if (this.state == StreamStates.READ_CLOSED) { + this.state = StreamStates.CLOSED; + } + break; + case pb.Message_Flag.RESET: + this.state = StreamStates.CLOSED; + } + } else { + switch (flag) { + case pb.Message_Flag.FIN: + if (this.state == StreamStates.OPEN) { + this.state = StreamStates.WRITE_CLOSED; + } else if (this.state == StreamStates.READ_CLOSED) { + this.state = StreamStates.CLOSED; + } + break; + + case pb.Message_Flag.STOP_SENDING: + if (this.state == StreamStates.OPEN) { + this.state = StreamStates.READ_CLOSED; + } else if (this.state == StreamStates.WRITE_CLOSED) { + this.state = StreamStates.CLOSED; + } + break; + case pb.Message_Flag.RESET: + this.state = StreamStates.CLOSED; + } + } + return [prev, this.state]; + } } diff --git a/test/stream.browser.spec.ts b/test/stream.browser.spec.ts index ab7dc17..c4121dc 100644 --- a/test/stream.browser.spec.ts +++ b/test/stream.browser.spec.ts @@ -1,98 +1,74 @@ -import * as underTest from '../src/stream.js'; -import { expect, assert } from 'chai' +import * as underTest from '../src/stream'; +import {expect, assert} from 'chai' describe('stream stats', () => { it('can construct', () => { let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); - let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); + let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); + let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); // expect(s.stat.timeline.close).to.not.exist(); assert.notExists(s.stat.timeline.close); }); it('close marks it closed', () => { let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); - let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); - expect(s.closed).to.equal(false); - expect(s.readClosed).to.equal(false); - expect(s.writeClosed).to.equal(false); - // expect(s.stat.timeline.close).to.not.exist(); + let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); + let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); + + expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN); s.close(); - expect(s.closed).to.equal(true); - expect(s.readClosed).to.equal(true); - expect(s.writeClosed).to.equal(true); - // expect(s.stat.timeline.close).to.exist(); + expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED); }); it('closeRead marks it read-closed only', () => { let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); - let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); - expect(s.closed).to.equal(false); - expect(s.readClosed).to.equal(false); - expect(s.writeClosed).to.equal(false); + let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); + let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); + expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN); s.closeRead(); - expect(s.closed).to.equal(false); - expect(s.readClosed).to.equal(true); - expect(s.writeClosed).to.equal(false); + expect(s.streamState.state).to.equal(underTest.StreamStates.READ_CLOSED); }); it('closeWrite marks it write-closed only', () => { let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); - let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); - expect(s.closed).to.equal(false); - expect(s.readClosed).to.equal(false); - expect(s.writeClosed).to.equal(false); + let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); + let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); + expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN); s.closeWrite(); - expect(s.closed).to.equal(false); - expect(s.readClosed).to.equal(false); - expect(s.writeClosed).to.equal(true); + expect(s.streamState.state).to.equal(underTest.StreamStates.WRITE_CLOSED); }); it('closeWrite AND closeRead = close', () => { let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); - let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); - expect(s.closed).to.equal(false); - expect(s.readClosed).to.equal(false); - expect(s.writeClosed).to.equal(false); - s.closeRead(); + let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); + let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); s.closeWrite(); - expect(s.closed).to.equal(true); - expect(s.readClosed).to.equal(true); - expect(s.writeClosed).to.equal(true); + expect(s.streamState.state).to.equal(underTest.StreamStates.WRITE_CLOSED); + s.closeRead(); + expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED); }); it('abort = close', () => { let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); - let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); - expect(s.closed).to.equal(false); - expect(s.readClosed).to.equal(false); - expect(s.writeClosed).to.equal(false); + let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); + let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); // expect(s.stat.timeline.close).to.not.exist(); - s.abort({ name: 'irrelevant', message: 'this parameter is actually ignored' }); - expect(s.closed).to.equal(true); - expect(s.readClosed).to.equal(true); - expect(s.writeClosed).to.equal(true); + expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN); + s.abort({name: 'irrelevant', message: 'this parameter is actually ignored'}); + expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED); // expect(s.stat.timeline.close).to.exist(); expect(s.stat.timeline.close).to.be.greaterThan(s.stat.timeline.open); }); - it('reset = close + newStat', () => { + it('reset = close', () => { let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }); - let s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }); - expect(s.closed).to.equal(false); - expect(s.readClosed).to.equal(false); - expect(s.writeClosed).to.equal(false); + let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); + let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); // expect(s.stat.timeline.close).to.not.exist(); + expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN); s.reset(); //only resets the write side - expect(s.closed).to.equal(false); - expect(s.readClosed).to.equal(false); - expect(s.writeClosed).to.equal(true); + expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED); // expect(s.stat.timeline.close).to.not.exist(); + expect(dc.readyState).to.be.oneOf(['closing', 'closed']); }); }); From 51aa49db85e7af0f9d5058ce1bcfa003df792f4e Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Tue, 1 Nov 2022 09:20:01 +0530 Subject: [PATCH 075/107] add comments --- src/muxer.ts | 3 +-- src/stream.ts | 23 +++++++++++++++-------- src/transport.ts | 22 ++++++++++++++-------- 3 files changed, 30 insertions(+), 18 deletions(-) diff --git a/src/muxer.ts b/src/muxer.ts index 0db0422..9b42613 100644 --- a/src/muxer.ts +++ b/src/muxer.ts @@ -2,7 +2,6 @@ import {Stream} from "@libp2p/interface-connection" import {StreamMuxer, StreamMuxerFactory, StreamMuxerInit} from "@libp2p/interface-stream-muxer" import {Source, Sink} from "it-stream-types" -import {v4} from "uuid" import {WebRTCStream} from "./stream.js" import {nopSink, nopSource} from "./util.js" @@ -53,7 +52,7 @@ export class DataChannelMuxer implements StreamMuxer { } newStream(name?: string | undefined): Stream { - const streamName = name || v4(); + const streamName = name || ''; const channel = this.peerConnection.createDataChannel(streamName) const stream = new WebRTCStream({ channel, diff --git a/src/stream.ts b/src/stream.ts index 4ced9c8..98a3014 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -44,21 +44,30 @@ export class WebRTCStream implements Stream { * User defined stream metadata */ metadata: Record; + private readonly channel: RTCDataChannel; streamState = new StreamState(); + // _src is exposed to the user via the `source` getter to read unwrapped protobuf + // data from the underlying datachannel. private readonly _src: Source; + + // _innersrc is used to push data from the underlying datachannel to the + // length prefix decoder and then the protobuf decoder. private readonly _innersrc = pushable(); + + // sink is used to write data to the remote. It takes care of wrapping + // data in a protobuf and adding the length prefix. sink: Sink>; // promises + // opened is resolved when the underlying datachannel is in the open state. opened: DeferredPromise = defer(); + // closeWritePromise is used to trigger a generator which can be used to close + // the sink. closeWritePromise: DeferredPromise = defer(); - closed: boolean = false; closeCb?: (stream: WebRTCStream) => void | undefined - // testing - constructor(opts: StreamInitOpts) { this.channel = opts.channel; this.id = this.channel.label; @@ -70,7 +79,7 @@ export class WebRTCStream implements Stream { break; case 'closed': case 'closing': - this.closed = true; + this.streamState.state = StreamStates.CLOSED; if (!this.stat.timeline.close) { this.stat.timeline.close = new Date().getTime(); } @@ -99,6 +108,7 @@ export class WebRTCStream implements Stream { }; const self = this; + // reader pipe this.channel.onmessage = async ({data}) => { if (data.length == 0 || !data) { @@ -184,9 +194,6 @@ export class WebRTCStream implements Stream { * Close a stream for reading and writing */ close(): void { - if (this.closed) { - return; - } this.stat.timeline.close = new Date().getTime(); this.streamState.state = StreamStates.CLOSED; this._innersrc.end(); @@ -238,9 +245,9 @@ export class WebRTCStream implements Stream { */ reset(): void { this.stat = defaultStat(this.stat.direction); - this._sendFlag(pb.Message_Flag.RESET); const [currentState, nextState] = this.streamState.transition({direction: 'outbound', flag: pb.Message_Flag.RESET}); if (currentState != nextState) { + this._sendFlag(pb.Message_Flag.RESET); this.close(); } } diff --git a/src/transport.ts b/src/transport.ts index 3ef8478..49fa09e 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -27,7 +27,7 @@ export interface WebRTCTransportComponents { export class WebRTCTransport implements Transport { private components: WebRTCTransportComponents - constructor (components: WebRTCTransportComponents) { + constructor(components: WebRTCTransportComponents) { this.components = components } @@ -70,7 +70,9 @@ export class WebRTCTransport implements Transport { } as any); const peerConnection = new RTCPeerConnection({certificates: [certificate]}); - // create data channel + // create data channel for running the noise handshake. Once the data channel is opened, + // the remote will initiate the noise handshake. This is used to confirm the identity of + // the peer. const dataChannelOpenPromise = defer(); const handshakeDataChannel = peerConnection.createDataChannel('handshake', {negotiated: true, id: 0}); const handhsakeTimeout = setTimeout(() => { @@ -82,22 +84,24 @@ export class WebRTCTransport implements Transport { clearTimeout(handhsakeTimeout) dataChannelOpenPromise.resolve(); } + handshakeDataChannel.onerror = (ev: Event) => { clearTimeout(handhsakeTimeout) log.error('Error opening a data channel for handshaking: %s', ev.toString()); dataChannelOpenPromise.reject(dataChannelError('data', `error opening datachannel: ${ev.toString()}`)); }; - // create offer sdp + + let offerSdp = await peerConnection.createOffer(); - // generate random string for ufrag const ufrag = "libp2p+webrtc+v1/" + genUuid().replaceAll('-', ''); - // munge sdp with ufrag = pwd + // munge sdp with ufrag = pwd. This allows the remote to respond to + // STUN messages without performing an actual SDP exchange. This is because + // it can infer the passwd field by reading the USERNAME attribute + // of the STUN message. offerSdp = sdp.munge(offerSdp, ufrag); - // set local description await peerConnection.setLocalDescription(offerSdp); // construct answer sdp from multiaddr const answerSdp = sdp.fromMultiAddr(ma, ufrag); - // set remote description await peerConnection.setRemoteDescription(answerSdp); // wait for peerconnection.onopen to fire, or for the datachannel to open await dataChannelOpenPromise.promise; @@ -135,6 +139,8 @@ export class WebRTCTransport implements Transport { }) const muxerFactory = new DataChannelMuxerFactory(peerConnection) + // For outbound connections, the remote is expected to start the noise handshake. + // Therefore, we need to secure an inbound noise connection from the remote. await noise.secureInbound(myPeerId, wrappedDuplex, theirPeerId); const upgraded = await options.upgrader.upgradeOutbound(maConn, {skipProtection: true, skipEncryption: true, muxerFactory}) return upgraded @@ -153,7 +159,7 @@ export class WebRTCTransport implements Transport { const localFpString = localFingerprint.value!.replaceAll(':', ''); const localFpArray = uint8arrayFromString(localFpString, 'hex'); if (localFingerprint.algorithm! != 'sha-256') { - throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); + throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); } const local = multihashes.encode(localFpArray, multihashes.names['sha2-256']); From f80baba0658b1e13956b9c622f2bcdaf48740770 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Wed, 2 Nov 2022 10:02:59 +0530 Subject: [PATCH 076/107] fix --- src/stream.ts | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/src/stream.ts b/src/stream.ts index 98a3014..6e10db9 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -126,7 +126,7 @@ export class WebRTCStream implements Stream { lengthPrefixed.decode(), (source) => (async function* () { for await (const buf of source) { - const {message} = self.processIncomingProtobuf(buf.subarray()); + const message = self.processIncomingProtobuf(buf.subarray()); if (message) { yield new Uint8ArrayList(message); } @@ -170,7 +170,7 @@ export class WebRTCStream implements Stream { } } - processIncomingProtobuf(buffer: Uint8Array): pb.Message { + processIncomingProtobuf(buffer: Uint8Array): Uint8Array | undefined { const m = pb.Message.fromBinary(buffer); if (m.flag) { const [currentState, nextState] = this.streamState.transition({direction: 'inbound', flag: m.flag!}); @@ -187,7 +187,7 @@ export class WebRTCStream implements Stream { } } } - return m; + return m.message; } /** From c25a42da821bd4166fc931201b82edc1be3c4e92 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Wed, 2 Nov 2022 04:51:35 +0000 Subject: [PATCH 077/107] Bump @chainsafe/libp2p-noise from 9.0.0 to 10.0.0 Bumps [@chainsafe/libp2p-noise](https://github.com/ChainSafe/js-libp2p-noise) from 9.0.0 to 10.0.0. - [Release notes](https://github.com/ChainSafe/js-libp2p-noise/releases) - [Changelog](https://github.com/ChainSafe/js-libp2p-noise/blob/master/CHANGELOG.md) - [Commits](https://github.com/ChainSafe/js-libp2p-noise/compare/v9.0.0...v10.0.0) --- updated-dependencies: - dependency-name: "@chainsafe/libp2p-noise" dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] --- package.json | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/package.json b/package.json index eef6e8b..77a799e 100644 --- a/package.json +++ b/package.json @@ -77,7 +77,7 @@ "wait-on": "^6.0.1" }, "dependencies": { - "@chainsafe/libp2p-noise": "^9.0.0", + "@chainsafe/libp2p-noise": "^10.0.0", "@libp2p/interface-connection": "^3.0.2", "@libp2p/interface-stream-muxer": "^3.0.0", "@libp2p/interface-transport": "^2.0.0", From 9854ff381b70ab2557abe735401499aed876f343 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Thu, 3 Nov 2022 18:27:12 +0530 Subject: [PATCH 078/107] Determine hash function from multiaddr This uses the hash found in the remote multiaddr certhash to generate a certificate. Currently, only hash functions supported are 'sha1', 'sha256', and 'sha512'. These are fetched from https://www.w3.org/TR/WebCryptoAPI/#sha-registration except sha-384. --- src/sdp.ts | 45 ++++++++++++++++++++++++--------------------- src/transport.ts | 24 +++++++++++------------- 2 files changed, 35 insertions(+), 34 deletions(-) diff --git a/src/sdp.ts b/src/sdp.ts index 9b96b51..49890dc 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -1,8 +1,8 @@ -import { inappropriateMultiaddr, invalidArgument, unsupportedHashAlgorithm } from './error.js'; -import { logger } from '@libp2p/logger'; -import { Multiaddr } from '@multiformats/multiaddr'; +import {inappropriateMultiaddr, invalidArgument, unsupportedHashAlgorithm} from './error.js'; +import {logger} from '@libp2p/logger'; +import {Multiaddr} from '@multiformats/multiaddr'; import * as multihashes from 'multihashes'; -import { bases } from 'multiformats/basics'; +import {bases} from 'multiformats/basics'; const log = logger('libp2p:webrtc:sdp'); @@ -41,25 +41,15 @@ export function certhash(ma: Multiaddr): string { } } +export function decodeCerthash(certhash: string) { + const mbdecoded = mbdecoder.decode(certhash); + return multihashes.decode(mbdecoded); +} + export function certhashToFingerprint(ma: Multiaddr): string[] { - const certhash_value = certhash(ma); // certhash_value is a multibase encoded multihash encoded string - const mbdecoded = mbdecoder.decode(certhash_value); - const mhdecoded = multihashes.decode(mbdecoded); - let prefix = ''; - switch (mhdecoded.name) { - case 'md5': - prefix = 'md5'; - break; - case 'sha2-256': - prefix = 'sha-256'; - break; - case 'sha2-512': - prefix = 'sha-512'; - break; - default: - throw unsupportedHashAlgorithm(mhdecoded.name); - } + const mhdecoded = decodeCerthash(certhash(ma)); + let prefix = toSupportedHashFunction(mhdecoded.name); const fp = mhdecoded.digest.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), ''); const fpSdp = fp.match(/.{1,2}/g)!.join(':'); @@ -67,6 +57,19 @@ export function certhashToFingerprint(ma: Multiaddr): string[] { return [`${prefix.toUpperCase()} ${fpSdp.toUpperCase()}`, fp]; } +export function toSupportedHashFunction(name: multihashes.HashName): string { + switch (name) { + case 'sha1': + return 'sha-1' + case 'sha2-256': + return 'sha-256'; + case 'sha2-512': + return 'sha-512'; + default: + throw unsupportedHashAlgorithm(name); + } +} + function ma2sdp(ma: Multiaddr, ufrag: string): string { const IP = ip(ma); const IPVERSION = ipv(ma); diff --git a/src/transport.ts b/src/transport.ts index 49fa09e..c922c2b 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -13,12 +13,15 @@ import defer from 'p-defer'; import {fromString as uint8arrayFromString} from 'uint8arrays/from-string'; import {concat} from 'uint8arrays/concat'; import * as multihashes from 'multihashes'; -import {dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument, unsupportedHashAlgorithm} from './error.js'; +import {dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument} from './error.js'; import {WebRTCMultiaddrConnection} from './maconn.js'; import {DataChannelMuxerFactory} from './muxer.js'; const log = logger('libp2p:webrtc:transport'); const HANDSHAKE_TIMEOUT_MS = 10000; +const WEBRTC_CODE: number = 280; +const CERTHASH_CODE: number = 466; + export interface WebRTCTransportComponents { peerId: PeerId @@ -59,14 +62,15 @@ export class WebRTCTransport implements Transport { throw inappropriateMultiaddr("we need to have the remote's PeerId"); } + const remoteCerthash = sdp.decodeCerthash(sdp.certhash(ma)) // ECDSA is preferred over RSA here. From our testing we find that P-256 elliptic // curve is supported by Pion, webrtc-rs, as well as Chromium (P-228 and P-384 - // was not supported in Chromium). We fix the hash algorith to SHA-256 for - // reasons documented here: https://github.com/libp2p/specs/pull/412#discussion_r968327480 + // was not supported in Chromium). We use the same hash function as found in the + // multiaddr if it is supported. const certificate = await RTCPeerConnection.generateCertificate({ name: 'ECDSA', namedCurve: 'P-256', - hash: 'SHA-256', + hash: sdp.toSupportedHashFunction(remoteCerthash.name), } as any); const peerConnection = new RTCPeerConnection({certificates: [certificate]}); @@ -112,7 +116,7 @@ export class WebRTCTransport implements Transport { // do noise handshake //set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. - const fingerprintsPrologue = this.generateNoisePrologue(peerConnection, ma); + const fingerprintsPrologue = this.generateNoisePrologue(peerConnection, remoteCerthash.name, ma); // Since we use the default crypto interface and do not use a static key or early data, // we pass in undefined for these parameters. const noise = new Noise(undefined, undefined, undefined, fingerprintsPrologue); @@ -146,7 +150,7 @@ export class WebRTCTransport implements Transport { return upgraded } - private generateNoisePrologue(pc: RTCPeerConnection, ma: Multiaddr): Uint8Array { + private generateNoisePrologue(pc: RTCPeerConnection, hashName: multihashes.HashName, ma: Multiaddr): Uint8Array { if (pc.getConfiguration().certificates?.length === 0) { throw invalidArgument('no local certificate'); } @@ -158,10 +162,7 @@ export class WebRTCTransport implements Transport { const localFingerprint = localCert.getFingerprints()[0]; const localFpString = localFingerprint.value!.replaceAll(':', ''); const localFpArray = uint8arrayFromString(localFpString, 'hex'); - if (localFingerprint.algorithm! != 'sha-256') { - throw unsupportedHashAlgorithm(localFingerprint.algorithm || 'none'); - } - const local = multihashes.encode(localFpArray, multihashes.names['sha2-256']); + const local = multihashes.encode(localFpArray, multihashes.names[hashName]); const remote: Uint8Array = sdp.mbdecoder.decode(sdp.certhash(ma)); const prefix = uint8arrayFromString('libp2p-webrtc-noise:'); @@ -171,9 +172,6 @@ export class WebRTCTransport implements Transport { } } -const WEBRTC_CODE: number = 280; -const CERTHASH_CODE: number = 466; - function validMa(ma: Multiaddr): boolean { const codes = ma.protoCodes(); return codes.includes(WEBRTC_CODE) && codes.includes(CERTHASH_CODE) && ma.getPeerId() != null; From e5b12cf04cd6293a667dc08deaaa80399b9d1f0b Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Thu, 3 Nov 2022 12:23:39 -0600 Subject: [PATCH 079/107] Apply auto lint fixer --- .eslintrc.js => _.eslintrc.js | 10 +- src/error.ts | 92 ++++++------ src/maconn.ts | 36 ++--- src/muxer.ts | 37 +++-- src/options.ts | 3 +- src/sdp.ts | 102 ++++++------- src/stream.ts | 253 ++++++++++++++++---------------- src/transport.ts | 178 +++++++++++----------- src/util.ts | 2 +- test/connection.browser.spec.ts | 20 +-- test/sdp.spec.ts | 66 ++++----- test/server-multiaddr.js | 2 +- test/stream.browser.spec.ts | 106 ++++++------- test/transport.browser.spec.ts | 141 +++++++++--------- 14 files changed, 521 insertions(+), 527 deletions(-) rename .eslintrc.js => _.eslintrc.js (90%) diff --git a/.eslintrc.js b/_.eslintrc.js similarity index 90% rename from .eslintrc.js rename to _.eslintrc.js index e6e2407..cf8624a 100644 --- a/.eslintrc.js +++ b/_.eslintrc.js @@ -8,7 +8,7 @@ module.exports = { 'compat', 'prettier', 'unused-imports', - 'react-perf', + 'react-perf' ], ignorePatterns: ['**/proto_ts/**/*'], rules: { @@ -29,7 +29,7 @@ module.exports = { camelcase: 0, 'react-hooks/exhaustive-deps': 1, 'no-use-before-define': 'off', - '@typescript-eslint/no-use-before-define': ['error'], + '@typescript-eslint/no-use-before-define': ['error'] }, extends: [ 'react-app', @@ -39,6 +39,6 @@ module.exports = { 'plugin:import/errors', 'plugin:import/warnings', 'plugin:import/typescript', - 'plugin:markdown/recommended', - ], -}; + 'plugin:markdown/recommended' + ] +} diff --git a/src/error.ts b/src/error.ts index 1d7f8d1..e74a6f8 100644 --- a/src/error.ts +++ b/src/error.ts @@ -1,10 +1,10 @@ -import { default as createError } from 'err-code'; -import { Direction } from '@libp2p/interface-connection'; +import { default as createError } from 'err-code' +import { Direction } from '@libp2p/interface-connection' export class WebRTCTransportError extends Error { - constructor(msg: string) { - super('WebRTC transport error: ' + msg); - this.name = 'WebRTCTransportError'; + constructor (msg: string) { + super('WebRTC transport error: ' + msg) + this.name = 'WebRTCTransportError' } } @@ -21,91 +21,91 @@ export enum codes { } export class ConnectionClosedError extends WebRTCTransportError { - constructor(state: RTCPeerConnectionState, msg: string) { - super(`peerconnection moved to state: ${state}:` + msg); - this.name = 'WebRTC/ConnectionClosed'; + constructor (state: RTCPeerConnectionState, msg: string) { + super(`peerconnection moved to state: ${state}:` + msg) + this.name = 'WebRTC/ConnectionClosed' } } -export function connectionClosedError(state: RTCPeerConnectionState, msg: string) { +export function connectionClosedError (state: RTCPeerConnectionState, msg: string) { return createError(new ConnectionClosedError(state, msg), codes.ERR_CONNECTION_CLOSED) } export class InvalidArgumentError extends WebRTCTransportError { - constructor(msg: string) { - super('There was a problem with a provided argument: ' + msg); - this.name = 'WebRTC/InvalidArgumentError'; + constructor (msg: string) { + super('There was a problem with a provided argument: ' + msg) + this.name = 'WebRTC/InvalidArgumentError' } } -export function unsupportedHashAlgorithm(algorithm: string) { - return createError(new UnsupportedHashAlgorithmError(algorithm), codes.ERR_HASH_NOT_SUPPORTED); +export function unsupportedHashAlgorithm (algorithm: string) { + return createError(new UnsupportedHashAlgorithmError(algorithm), codes.ERR_HASH_NOT_SUPPORTED) } export class UnsupportedHashAlgorithmError extends WebRTCTransportError { - constructor(algo: string) { - let msg = `unsupported hash algorithm: ${algo}`; - super(msg); - this.name = 'WebRTC/UnsupportedHashAlgorithmError'; + constructor (algo: string) { + const msg = `unsupported hash algorithm: ${algo}` + super(msg) + this.name = 'WebRTC/UnsupportedHashAlgorithmError' } } -export function invalidArgument(msg: string) { - return createError(new InvalidArgumentError(msg), codes.ERR_INVALID_PARAMETERS); +export function invalidArgument (msg: string) { + return createError(new InvalidArgumentError(msg), codes.ERR_INVALID_PARAMETERS) } export class UnimplementedError extends WebRTCTransportError { - constructor(methodName: string) { - super('A method (' + methodName + ') was called though it has been intentionally left unimplemented.'); - this.name = 'WebRTC/UnimplementedError'; + constructor (methodName: string) { + super('A method (' + methodName + ') was called though it has been intentionally left unimplemented.') + this.name = 'WebRTC/UnimplementedError' } } -export function unimplemented(methodName: string) { - return createError(new UnimplementedError(methodName), codes.ERR_NOT_IMPLEMENTED); +export function unimplemented (methodName: string) { + return createError(new UnimplementedError(methodName), codes.ERR_NOT_IMPLEMENTED) } export class InappropriateMultiaddrError extends WebRTCTransportError { - constructor(msg: string) { - super('There was a problem with the Multiaddr which was passed in: ' + msg); - this.name = 'WebRTC/InappropriateMultiaddrError'; + constructor (msg: string) { + super('There was a problem with the Multiaddr which was passed in: ' + msg) + this.name = 'WebRTC/InappropriateMultiaddrError' } } -export function inappropriateMultiaddr(msg: string) { - return createError(new InappropriateMultiaddrError(msg), codes.ERR_INVALID_MULTIADDR); +export function inappropriateMultiaddr (msg: string) { + return createError(new InappropriateMultiaddrError(msg), codes.ERR_INVALID_MULTIADDR) } export class OperationAbortedError extends WebRTCTransportError { - constructor(context: string, abortReason: string) { - super(`Signalled to abort because (${abortReason}})${context}`); - this.name = 'WebRTC/OperationAbortedError'; + constructor (context: string, abortReason: string) { + super(`Signalled to abort because (${abortReason}})${context}`) + this.name = 'WebRTC/OperationAbortedError' } } -export function operationAborted(context: string, reason: string) { - return createError(new OperationAbortedError(context, reason), codes.ERR_ALREADY_ABORTED); +export function operationAborted (context: string, reason: string) { + return createError(new OperationAbortedError(context, reason), codes.ERR_ALREADY_ABORTED) } export class DataChannelError extends WebRTCTransportError { - constructor(streamLabel: string, errorMessage: string) { - super(`[stream: ${streamLabel}] data channel error: ${errorMessage}`); - this.name = 'WebRTC/DataChannelError'; + constructor (streamLabel: string, errorMessage: string) { + super(`[stream: ${streamLabel}] data channel error: ${errorMessage}`) + this.name = 'WebRTC/DataChannelError' } } -export function dataChannelError(streamLabel: string, msg: string) { - return createError(new DataChannelError(streamLabel, msg), codes.ERR_DATA_CHANNEL); +export function dataChannelError (streamLabel: string, msg: string) { + return createError(new DataChannelError(streamLabel, msg), codes.ERR_DATA_CHANNEL) } export class StreamingLimitationError extends WebRTCTransportError { - constructor(msg: string) { - super(msg); - this.name = 'WebRTC/StreamingLimitationError'; + constructor (msg: string) { + super(msg) + this.name = 'WebRTC/StreamingLimitationError' } } -export function overStreamLimit(dir: Direction, proto: string) { - let code = dir == 'inbound' ? codes.ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS : codes.ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS; - return createError(new StreamingLimitationError(`${dir} stream limit reached for protocol - ${proto}`), code); +export function overStreamLimit (dir: Direction, proto: string) { + const code = dir == 'inbound' ? codes.ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS : codes.ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS + return createError(new StreamingLimitationError(`${dir} stream limit reached for protocol - ${proto}`), code) } diff --git a/src/maconn.ts b/src/maconn.ts index 71a1f7f..77711bb 100644 --- a/src/maconn.ts +++ b/src/maconn.ts @@ -1,33 +1,33 @@ -import {MultiaddrConnection, MultiaddrConnectionTimeline} from "@libp2p/interface-connection"; -import { logger } from '@libp2p/logger'; -import {Multiaddr} from "@multiformats/multiaddr"; -import {Source, Sink} from "it-stream-types"; -import {nopSink, nopSource} from "./util.js"; +import { MultiaddrConnection, MultiaddrConnectionTimeline } from '@libp2p/interface-connection' +import { logger } from '@libp2p/logger' +import { Multiaddr } from '@multiformats/multiaddr' +import { Source, Sink } from 'it-stream-types' +import { nopSink, nopSource } from './util.js' -const log = logger('libp2p:webrtc:connection'); +const log = logger('libp2p:webrtc:connection') -type WebRTCMultiaddrConnectionInit = { - peerConnection: RTCPeerConnection; - remoteAddr: Multiaddr; - timeline: MultiaddrConnectionTimeline; -}; +interface WebRTCMultiaddrConnectionInit { + peerConnection: RTCPeerConnection + remoteAddr: Multiaddr + timeline: MultiaddrConnectionTimeline +} export class WebRTCMultiaddrConnection implements MultiaddrConnection { - private peerConnection: RTCPeerConnection; + private readonly peerConnection: RTCPeerConnection; remoteAddr: Multiaddr; timeline: MultiaddrConnectionTimeline; source: Source = nopSource sink: Sink> = nopSink; - constructor(init: WebRTCMultiaddrConnectionInit) { - this.remoteAddr = init.remoteAddr; - this.timeline = init.timeline; - this.peerConnection = init.peerConnection; + constructor (init: WebRTCMultiaddrConnectionInit) { + this.remoteAddr = init.remoteAddr + this.timeline = init.timeline + this.peerConnection = init.peerConnection } - async close(err?: Error | undefined): Promise { - log.error("error closing connection", err) + async close (err?: Error | undefined): Promise { + log.error('error closing connection', err) this.peerConnection.close() } } diff --git a/src/muxer.ts b/src/muxer.ts index 9b42613..6d09219 100644 --- a/src/muxer.ts +++ b/src/muxer.ts @@ -1,26 +1,26 @@ // import {Components} from "@libp2p/components" -import {Stream} from "@libp2p/interface-connection" -import {StreamMuxer, StreamMuxerFactory, StreamMuxerInit} from "@libp2p/interface-stream-muxer" -import {Source, Sink} from "it-stream-types" -import {WebRTCStream} from "./stream.js" -import {nopSink, nopSource} from "./util.js" +import { Stream } from '@libp2p/interface-connection' +import { StreamMuxer, StreamMuxerFactory, StreamMuxerInit } from '@libp2p/interface-stream-muxer' +import { Source, Sink } from 'it-stream-types' +import { WebRTCStream } from './stream.js' +import { nopSink, nopSource } from './util.js' export class DataChannelMuxerFactory implements StreamMuxerFactory { - private peerConnection: RTCPeerConnection + private readonly peerConnection: RTCPeerConnection protocol: string = '/webrtc' - constructor(peerConnection: RTCPeerConnection) { + constructor (peerConnection: RTCPeerConnection) { this.peerConnection = peerConnection } - createStreamMuxer(init?: StreamMuxerInit | undefined): StreamMuxer { + createStreamMuxer (init?: StreamMuxerInit | undefined): StreamMuxer { return new DataChannelMuxer(this.peerConnection, init) } } export class DataChannelMuxer implements StreamMuxer { private readonly peerConnection: RTCPeerConnection - readonly protocol: string = "/webrtc" + readonly protocol: string = '/webrtc' streams: Stream[] = [] init?: StreamMuxerInit close: (err?: Error | undefined) => void = () => {} @@ -30,37 +30,36 @@ export class DataChannelMuxer implements StreamMuxer { source: Source = nopSource; sink: Sink> = nopSink; - - constructor(peerConnection: RTCPeerConnection, init?: StreamMuxerInit) { + constructor (peerConnection: RTCPeerConnection, init?: StreamMuxerInit) { this.init = init this.peerConnection = peerConnection - this.peerConnection.ondatachannel = ({channel}) => { + this.peerConnection.ondatachannel = ({ channel }) => { const stream = new WebRTCStream({ channel, stat: { direction: 'inbound', timeline: { - open: 0, + open: 0 } }, closeCb: init?.onStreamEnd }) - if (init?.onIncomingStream) { - init.onIncomingStream!(stream) + if ((init?.onIncomingStream) != null) { + init.onIncomingStream(stream) } } } - newStream(name?: string | undefined): Stream { - const streamName = name || ''; + newStream (name?: string | undefined): Stream { + const streamName = name || '' const channel = this.peerConnection.createDataChannel(streamName) const stream = new WebRTCStream({ channel, stat: { direction: 'outbound', timeline: { - open: 0, - }, + open: 0 + } }, closeCb: this.init?.onStreamEnd }) diff --git a/src/options.ts b/src/options.ts index 7613aea..b5a7e55 100644 --- a/src/options.ts +++ b/src/options.ts @@ -1,5 +1,4 @@ -import { CreateListenerOptions } from '@libp2p/interface-transport'; -import { DialOptions } from '@libp2p/interface-transport'; +import { CreateListenerOptions, DialOptions } from '@libp2p/interface-transport' export interface WebRTCListenerOptions extends CreateListenerOptions { //, WebRTCInitiatorInit { diff --git a/src/sdp.ts b/src/sdp.ts index 49890dc..e1eeb13 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -1,80 +1,80 @@ -import {inappropriateMultiaddr, invalidArgument, unsupportedHashAlgorithm} from './error.js'; -import {logger} from '@libp2p/logger'; -import {Multiaddr} from '@multiformats/multiaddr'; -import * as multihashes from 'multihashes'; -import {bases} from 'multiformats/basics'; +import { inappropriateMultiaddr, invalidArgument, unsupportedHashAlgorithm } from './error.js' +import { logger } from '@libp2p/logger' +import { Multiaddr } from '@multiformats/multiaddr' +import * as multihashes from 'multihashes' +import { bases } from 'multiformats/basics' -const log = logger('libp2p:webrtc:sdp'); +const log = logger('libp2p:webrtc:sdp') export const mbdecoder: any = (function () { - const decoders = Object.values(bases).map((b) => b.decoder); - let acc = decoders[0].or(decoders[1]); - decoders.slice(2).forEach((d) => (acc = acc.or(d))); - return acc; -})(); + const decoders = Object.values(bases).map((b) => b.decoder) + let acc = decoders[0].or(decoders[1]) + decoders.slice(2).forEach((d) => (acc = acc.or(d))) + return acc +})() -const CERTHASH_CODE: number = 466; +const CERTHASH_CODE: number = 466 -function ipv(ma: Multiaddr): string { +function ipv (ma: Multiaddr): string { for (const proto of ma.protoNames()) { if (proto.startsWith('ip')) { - return proto.toUpperCase(); + return proto.toUpperCase() } } - log('Warning: multiaddr does not appear to contain IP4 or IP6.', ma); - return 'IP6'; + log('Warning: multiaddr does not appear to contain IP4 or IP6.', ma) + return 'IP6' } -function ip(ma: Multiaddr): string { - return ma.toOptions().host; +function ip (ma: Multiaddr): string { + return ma.toOptions().host } -function port(ma: Multiaddr): number { - return ma.toOptions().port; +function port (ma: Multiaddr): number { + return ma.toOptions().port } -export function certhash(ma: Multiaddr): string { - const tups = ma.stringTuples(); - const certhash_value = tups.filter((tup) => tup[0] == CERTHASH_CODE).map((tup) => tup[1])[0]; +export function certhash (ma: Multiaddr): string { + const tups = ma.stringTuples() + const certhash_value = tups.filter((tup) => tup[0] == CERTHASH_CODE).map((tup) => tup[1])[0] if (certhash_value) { - return certhash_value; + return certhash_value } else { - throw inappropriateMultiaddr("Couldn't find a certhash component of multiaddr:" + ma.toString()); + throw inappropriateMultiaddr("Couldn't find a certhash component of multiaddr:" + ma.toString()) } } -export function decodeCerthash(certhash: string) { - const mbdecoded = mbdecoder.decode(certhash); - return multihashes.decode(mbdecoded); +export function decodeCerthash (certhash: string) { + const mbdecoded = mbdecoder.decode(certhash) + return multihashes.decode(mbdecoded) } -export function certhashToFingerprint(ma: Multiaddr): string[] { +export function certhashToFingerprint (ma: Multiaddr): string[] { // certhash_value is a multibase encoded multihash encoded string - const mhdecoded = decodeCerthash(certhash(ma)); - let prefix = toSupportedHashFunction(mhdecoded.name); + const mhdecoded = decodeCerthash(certhash(ma)) + const prefix = toSupportedHashFunction(mhdecoded.name) - const fp = mhdecoded.digest.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), ''); - const fpSdp = fp.match(/.{1,2}/g)!.join(':'); + const fp = mhdecoded.digest.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), '') + const fpSdp = fp.match(/.{1,2}/g)!.join(':') - return [`${prefix.toUpperCase()} ${fpSdp.toUpperCase()}`, fp]; + return [`${prefix.toUpperCase()} ${fpSdp.toUpperCase()}`, fp] } -export function toSupportedHashFunction(name: multihashes.HashName): string { +export function toSupportedHashFunction (name: multihashes.HashName): string { switch (name) { case 'sha1': return 'sha-1' case 'sha2-256': - return 'sha-256'; + return 'sha-256' case 'sha2-512': - return 'sha-512'; + return 'sha-512' default: - throw unsupportedHashAlgorithm(name); + throw unsupportedHashAlgorithm(name) } } -function ma2sdp(ma: Multiaddr, ufrag: string): string { - const IP = ip(ma); - const IPVERSION = ipv(ma); - const PORT = port(ma); - const [CERTFP, _] = certhashToFingerprint(ma); +function ma2sdp (ma: Multiaddr, ufrag: string): string { + const IP = ip(ma) + const IPVERSION = ipv(ma) + const PORT = port(ma) + const [CERTFP, _] = certhashToFingerprint(ma) return `v=0 o=- 0 0 IN ${IPVERSION} ${IP} s=- @@ -89,21 +89,21 @@ a=ice-pwd:${ufrag} a=fingerprint:${CERTFP} a=sctp-port:5000 a=max-message-size:100000 -a=candidate:1467250027 1 UDP 1467250027 ${IP} ${PORT} typ host\r\n`; +a=candidate:1467250027 1 UDP 1467250027 ${IP} ${PORT} typ host\r\n` } -export function fromMultiAddr(ma: Multiaddr, ufrag: string): RTCSessionDescriptionInit { +export function fromMultiAddr (ma: Multiaddr, ufrag: string): RTCSessionDescriptionInit { return { type: 'answer', - sdp: ma2sdp(ma, ufrag), - }; + sdp: ma2sdp(ma, ufrag) + } } -export function munge(desc: RTCSessionDescriptionInit, ufrag: string): RTCSessionDescriptionInit { +export function munge (desc: RTCSessionDescriptionInit, ufrag: string): RTCSessionDescriptionInit { if (desc.sdp) { - desc.sdp = desc.sdp.replace(/\na=ice-ufrag:[^\n]*\n/, '\na=ice-ufrag:' + ufrag + '\n').replace(/\na=ice-pwd:[^\n]*\n/, '\na=ice-pwd:' + ufrag + '\n'); - return desc; + desc.sdp = desc.sdp.replace(/\na=ice-ufrag:[^\n]*\n/, '\na=ice-ufrag:' + ufrag + '\n').replace(/\na=ice-pwd:[^\n]*\n/, '\na=ice-pwd:' + ufrag + '\n') + return desc } else { - throw invalidArgument("Can't munge a missing SDP"); + throw invalidArgument("Can't munge a missing SDP") } } diff --git a/src/stream.ts b/src/stream.ts index 6e10db9..8bd12f0 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -1,33 +1,32 @@ -import {Stream, StreamStat, Direction} from '@libp2p/interface-connection'; -import {Source} from 'it-stream-types'; -import {Sink} from 'it-stream-types'; -import {pushable} from 'it-pushable'; -import * as lengthPrefixed from 'it-length-prefixed'; -import {pipe} from 'it-pipe'; -import defer, {DeferredPromise} from 'p-defer'; -import merge from 'it-merge'; -import {Uint8ArrayList} from 'uint8arraylist'; -import {logger} from '@libp2p/logger'; -import * as pb from '../proto_ts/message.js'; - -const log = logger('libp2p:webrtc:stream'); - -export function defaultStat(dir: Direction): StreamStat { +import { Stream, StreamStat, Direction } from '@libp2p/interface-connection' +import { Source, Sink } from 'it-stream-types' +import { pushable } from 'it-pushable' +import * as lengthPrefixed from 'it-length-prefixed' +import { pipe } from 'it-pipe' +import defer, { DeferredPromise } from 'p-defer' +import merge from 'it-merge' +import { Uint8ArrayList } from 'uint8arraylist' +import { logger } from '@libp2p/logger' +import * as pb from '../proto_ts/message.js' + +const log = logger('libp2p:webrtc:stream') + +export function defaultStat (dir: Direction): StreamStat { return { direction: dir, timeline: { open: 0, - close: undefined, - }, - }; + close: undefined + } + } } -type StreamInitOpts = { - channel: RTCDataChannel; - metadata?: Record; - stat: StreamStat; - closeCb?: (stream: WebRTCStream) => void; -}; +interface StreamInitOpts { + channel: RTCDataChannel + metadata?: Record + stat: StreamStat + closeCb?: (stream: WebRTCStream) => void +} export class WebRTCStream implements Stream { /** @@ -68,54 +67,54 @@ export class WebRTCStream implements Stream { closeWritePromise: DeferredPromise = defer(); closeCb?: (stream: WebRTCStream) => void | undefined - constructor(opts: StreamInitOpts) { - this.channel = opts.channel; - this.id = this.channel.label; + constructor (opts: StreamInitOpts) { + this.channel = opts.channel + this.id = this.channel.label - this.stat = opts.stat; + this.stat = opts.stat switch (this.channel.readyState) { case 'open': - this.opened.resolve(); - break; + this.opened.resolve() + break case 'closed': case 'closing': - this.streamState.state = StreamStates.CLOSED; + this.streamState.state = StreamStates.CLOSED if (!this.stat.timeline.close) { - this.stat.timeline.close = new Date().getTime(); + this.stat.timeline.close = new Date().getTime() } - this.opened.resolve(); - break; + this.opened.resolve() + break } - this.metadata = opts.metadata ?? {}; + this.metadata = opts.metadata ?? {} // closable sink - this.sink = this._sinkFn; + this.sink = this._sinkFn // handle RTCDataChannel events this.channel.onopen = (_evt) => { - this.stat.timeline.open = new Date().getTime(); - this.opened.resolve(); - }; + this.stat.timeline.open = new Date().getTime() + this.opened.resolve() + } this.channel.onclose = (_evt) => { - this.close(); - }; + this.close() + } this.channel.onerror = (evt) => { - let err = (evt as RTCErrorEvent).error; - this.abort(err); - }; + const err = (evt as RTCErrorEvent).error + this.abort(err) + } - const self = this; + const self = this // reader pipe - this.channel.onmessage = async ({data}) => { + this.channel.onmessage = async ({ data }) => { if (data.length == 0 || !data) { - return; + return } this._innersrc.push(new Uint8Array(data as ArrayBufferLike)) - }; + } // pipe framed protobuf messages through // a length prefixed decoder, and surface @@ -124,82 +123,81 @@ export class WebRTCStream implements Stream { this._src = pipe( this._innersrc, lengthPrefixed.decode(), - (source) => (async function* () { + (source) => (async function * () { for await (const buf of source) { - const message = self.processIncomingProtobuf(buf.subarray()); - if (message) { - yield new Uint8ArrayList(message); + const message = self.processIncomingProtobuf(buf.subarray()) + if (message != null) { + yield new Uint8ArrayList(message) } } - })(), + })() ) - } // If user attempts to set a new source // this should be a nop - set source(_src: Source) { + set source (_src: Source) { } - get source(): Source { + get source (): Source { return this._src } - private async _sinkFn(src: Source): Promise { - await this.opened.promise; + private async _sinkFn (src: Source): Promise { + await this.opened.promise if (this.streamState.state == StreamStates.CLOSED || this.streamState.state == StreamStates.WRITE_CLOSED) { - return; + return } - const self = this; + const self = this const closeWriteIterable = { - async *[Symbol.asyncIterator]() { - await self.closeWritePromise.promise; - yield new Uint8Array(0); - }, - }; + async * [Symbol.asyncIterator] () { + await self.closeWritePromise.promise + yield new Uint8Array(0) + } + } for await (const buf of merge(closeWriteIterable, src)) { - const state = self.streamState.state; + const state = self.streamState.state if (state == StreamStates.CLOSED || state == StreamStates.WRITE_CLOSED) { - return; + return } - const msgbuf = pb.Message.toBinary({message: buf.subarray()}); + const msgbuf = pb.Message.toBinary({ message: buf.subarray() }) const sendbuf = lengthPrefixed.encode.single(msgbuf) this.channel.send(sendbuf.subarray()) } } - processIncomingProtobuf(buffer: Uint8Array): Uint8Array | undefined { - const m = pb.Message.fromBinary(buffer); + processIncomingProtobuf (buffer: Uint8Array): Uint8Array | undefined { + const m = pb.Message.fromBinary(buffer) if (m.flag) { - const [currentState, nextState] = this.streamState.transition({direction: 'inbound', flag: m.flag!}); + const [currentState, nextState] = this.streamState.transition({ direction: 'inbound', flag: m.flag }) if (currentState != nextState) { switch (nextState) { case StreamStates.READ_CLOSED: - this._innersrc.end(); - break; + this._innersrc.end() + break case StreamStates.WRITE_CLOSED: - this.closeWritePromise.resolve(); - break; + this.closeWritePromise.resolve() + break case StreamStates.CLOSED: - this.close(); + this.close() } } } - return m.message; + return m.message } /** * Close a stream for reading and writing */ - close(): void { - this.stat.timeline.close = new Date().getTime(); - this.streamState.state = StreamStates.CLOSED; - this._innersrc.end(); - this.closeWritePromise.resolve(); - this.channel.close(); - if (this.closeCb) { + close (): void { + this.stat.timeline.close = new Date().getTime() + this.streamState.state = StreamStates.CLOSED + this._innersrc.end() + this.closeWritePromise.resolve() + this.channel.close() + if (this.closeCb != null) { this.closeCb(this) } } @@ -207,58 +205,59 @@ export class WebRTCStream implements Stream { /** * Close a stream for reading only */ - closeRead(): void { - const [currentState, nextState] = this.streamState.transition({direction: 'outbound', flag: pb.Message_Flag.STOP_SENDING}); + closeRead (): void { + const [currentState, nextState] = this.streamState.transition({ direction: 'outbound', flag: pb.Message_Flag.STOP_SENDING }) if (currentState == StreamStates.OPEN || currentState == StreamStates.WRITE_CLOSED) { this._sendFlag(pb.Message_Flag.STOP_SENDING); - (this._innersrc).end(); + (this._innersrc).end() } if (currentState != nextState && nextState == StreamStates.CLOSED) { - this.close(); + this.close() } } /** * Close a stream for writing only */ - closeWrite(): void { - const [currentState, nextState] = this.streamState.transition({direction: 'outbound', flag: pb.Message_Flag.FIN}); + closeWrite (): void { + const [currentState, nextState] = this.streamState.transition({ direction: 'outbound', flag: pb.Message_Flag.FIN }) if (currentState == StreamStates.OPEN || currentState == StreamStates.READ_CLOSED) { - this._sendFlag(pb.Message_Flag.FIN); - this.closeWritePromise.resolve(); + this._sendFlag(pb.Message_Flag.FIN) + this.closeWritePromise.resolve() } if (currentState != nextState && nextState == StreamStates.CLOSED) { - this.close(); + this.close() } } /** * Call when a local error occurs, should close the stream for reading and writing */ - abort(err: Error): void { - this.close(); + abort (err: Error): void { + this.close() } /** * Close the stream for writing, and indicate to the remote side this is being done 'abruptly' + * * @see closeWrite */ - reset(): void { - this.stat = defaultStat(this.stat.direction); - const [currentState, nextState] = this.streamState.transition({direction: 'outbound', flag: pb.Message_Flag.RESET}); + reset (): void { + this.stat = defaultStat(this.stat.direction) + const [currentState, nextState] = this.streamState.transition({ direction: 'outbound', flag: pb.Message_Flag.RESET }) if (currentState != nextState) { - this._sendFlag(pb.Message_Flag.RESET); - this.close(); + this._sendFlag(pb.Message_Flag.RESET) + this.close() } } - private _sendFlag(flag: pb.Message_Flag): void { + private _sendFlag (flag: pb.Message_Flag): void { try { - log.trace('Sending flag: %s', flag.toString()); - const msgbuf = pb.Message.toBinary({flag: flag}); - this.channel.send(lengthPrefixed.encode.single(msgbuf).subarray()); + log.trace('Sending flag: %s', flag.toString()) + const msgbuf = pb.Message.toBinary({ flag: flag }) + this.channel.send(lengthPrefixed.encode.single(msgbuf).subarray()) } catch (e) { - log.error(`Exception while sending flag ${flag}: ${e}`); + log.error(`Exception while sending flag ${flag}: ${e}`) } } } @@ -266,10 +265,10 @@ export class WebRTCStream implements Stream { /* * State transitions for a stream */ -type StreamStateInput = { - direction: 'inbound' | 'outbound', - flag: pb.Message_Flag, -}; +interface StreamStateInput { + direction: 'inbound' | 'outbound' + flag: pb.Message_Flag +} export enum StreamStates { OPEN, @@ -281,54 +280,54 @@ export enum StreamStates { class StreamState { state: StreamStates = StreamStates.OPEN - transition({direction, flag}: StreamStateInput): [StreamStates, StreamStates] { - let prev = this.state; + transition ({ direction, flag }: StreamStateInput): [StreamStates, StreamStates] { + const prev = this.state if (this.state == StreamStates.CLOSED) { - return [prev, StreamStates.CLOSED]; + return [prev, StreamStates.CLOSED] } if (direction == 'inbound') { switch (flag) { case pb.Message_Flag.FIN: if (this.state == StreamStates.OPEN) { - this.state = StreamStates.READ_CLOSED; + this.state = StreamStates.READ_CLOSED } else if (this.state == StreamStates.WRITE_CLOSED) { - this.state = StreamStates.CLOSED; + this.state = StreamStates.CLOSED } - break; + break case pb.Message_Flag.STOP_SENDING: if (this.state == StreamStates.OPEN) { - this.state = StreamStates.WRITE_CLOSED; + this.state = StreamStates.WRITE_CLOSED } else if (this.state == StreamStates.READ_CLOSED) { - this.state = StreamStates.CLOSED; + this.state = StreamStates.CLOSED } - break; + break case pb.Message_Flag.RESET: - this.state = StreamStates.CLOSED; + this.state = StreamStates.CLOSED } } else { switch (flag) { case pb.Message_Flag.FIN: if (this.state == StreamStates.OPEN) { - this.state = StreamStates.WRITE_CLOSED; + this.state = StreamStates.WRITE_CLOSED } else if (this.state == StreamStates.READ_CLOSED) { - this.state = StreamStates.CLOSED; + this.state = StreamStates.CLOSED } - break; + break case pb.Message_Flag.STOP_SENDING: if (this.state == StreamStates.OPEN) { - this.state = StreamStates.READ_CLOSED; + this.state = StreamStates.READ_CLOSED } else if (this.state == StreamStates.WRITE_CLOSED) { - this.state = StreamStates.CLOSED; + this.state = StreamStates.CLOSED } - break; + break case pb.Message_Flag.RESET: - this.state = StreamStates.CLOSED; + this.state = StreamStates.CLOSED } } - return [prev, this.state]; + return [prev, this.state] } } diff --git a/src/transport.ts b/src/transport.ts index c922c2b..0c52ef2 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -1,65 +1,64 @@ -import * as sdp from './sdp.js'; -import * as p from '@libp2p/peer-id'; -import {WebRTCDialOptions} from './options.js'; -import {WebRTCStream} from './stream.js'; -import {Noise} from '@chainsafe/libp2p-noise'; -import {Connection} from '@libp2p/interface-connection'; -import type {PeerId} from '@libp2p/interface-peer-id'; -import {CreateListenerOptions, Listener, symbol, Transport} from '@libp2p/interface-transport'; -import {logger} from '@libp2p/logger'; -import {Multiaddr} from '@multiformats/multiaddr'; -import {v4 as genUuid} from 'uuid'; -import defer from 'p-defer'; -import {fromString as uint8arrayFromString} from 'uint8arrays/from-string'; -import {concat} from 'uint8arrays/concat'; -import * as multihashes from 'multihashes'; -import {dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument} from './error.js'; -import {WebRTCMultiaddrConnection} from './maconn.js'; -import {DataChannelMuxerFactory} from './muxer.js'; - -const log = logger('libp2p:webrtc:transport'); -const HANDSHAKE_TIMEOUT_MS = 10000; -const WEBRTC_CODE: number = 280; -const CERTHASH_CODE: number = 466; - +import * as sdp from './sdp.js' +import * as p from '@libp2p/peer-id' +import { WebRTCDialOptions } from './options.js' +import { WebRTCStream } from './stream.js' +import { Noise } from '@chainsafe/libp2p-noise' +import { Connection } from '@libp2p/interface-connection' +import type { PeerId } from '@libp2p/interface-peer-id' +import { CreateListenerOptions, Listener, symbol, Transport } from '@libp2p/interface-transport' +import { logger } from '@libp2p/logger' +import { Multiaddr } from '@multiformats/multiaddr' +import { v4 as genUuid } from 'uuid' +import defer from 'p-defer' +import { fromString as uint8arrayFromString } from 'uint8arrays/from-string' +import { concat } from 'uint8arrays/concat' +import * as multihashes from 'multihashes' +import { dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument } from './error.js' +import { WebRTCMultiaddrConnection } from './maconn.js' +import { DataChannelMuxerFactory } from './muxer.js' + +const log = logger('libp2p:webrtc:transport') +const HANDSHAKE_TIMEOUT_MS = 10000 +const WEBRTC_CODE: number = 280 +const CERTHASH_CODE: number = 466 export interface WebRTCTransportComponents { peerId: PeerId } export class WebRTCTransport implements Transport { - private components: WebRTCTransportComponents + private readonly components: WebRTCTransportComponents - constructor(components: WebRTCTransportComponents) { + constructor (components: WebRTCTransportComponents) { this.components = components } - async dial(ma: Multiaddr, options: WebRTCDialOptions): Promise { - const rawConn = await this._connect(ma, options); - log(`dialing address - ${ma}`); - return rawConn; + async dial (ma: Multiaddr, options: WebRTCDialOptions): Promise { + const rawConn = await this._connect(ma, options) + log(`dialing address - ${ma}`) + return rawConn } - createListener(options: CreateListenerOptions): Listener { - throw unimplemented('WebRTCTransport.createListener'); + createListener (options: CreateListenerOptions): Listener { + throw unimplemented('WebRTCTransport.createListener') } - filter(multiaddrs: Multiaddr[]): Multiaddr[] { - return multiaddrs.filter(validMa); + filter (multiaddrs: Multiaddr[]): Multiaddr[] { + return multiaddrs.filter(validMa) } - get [Symbol.toStringTag](): string { - return '@libp2p/webrtc'; + get [Symbol.toStringTag] (): string { + return '@libp2p/webrtc' } - get [symbol](): true { - return true; + get [symbol] (): true { + return true } - async _connect(ma: Multiaddr, options: WebRTCDialOptions): Promise { - const rps = ma.getPeerId(); + async _connect (ma: Multiaddr, options: WebRTCDialOptions): Promise { + const rps = ma.getPeerId() if (!rps) { - throw inappropriateMultiaddr("we need to have the remote's PeerId"); + throw inappropriateMultiaddr("we need to have the remote's PeerId") } const remoteCerthash = sdp.decodeCerthash(sdp.certhash(ma)) @@ -70,67 +69,66 @@ export class WebRTCTransport implements Transport { const certificate = await RTCPeerConnection.generateCertificate({ name: 'ECDSA', namedCurve: 'P-256', - hash: sdp.toSupportedHashFunction(remoteCerthash.name), - } as any); - const peerConnection = new RTCPeerConnection({certificates: [certificate]}); + hash: sdp.toSupportedHashFunction(remoteCerthash.name) + } as any) + const peerConnection = new RTCPeerConnection({ certificates: [certificate] }) // create data channel for running the noise handshake. Once the data channel is opened, // the remote will initiate the noise handshake. This is used to confirm the identity of // the peer. - const dataChannelOpenPromise = defer(); - const handshakeDataChannel = peerConnection.createDataChannel('handshake', {negotiated: true, id: 0}); + const dataChannelOpenPromise = defer() + const handshakeDataChannel = peerConnection.createDataChannel('handshake', { negotiated: true, id: 0 }) const handhsakeTimeout = setTimeout(() => { - log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()); - dataChannelOpenPromise.reject(dataChannelError('data', `data channel was never opened: state: ${handshakeDataChannel.readyState}`)); - }, HANDSHAKE_TIMEOUT_MS); + log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()) + dataChannelOpenPromise.reject(dataChannelError('data', `data channel was never opened: state: ${handshakeDataChannel.readyState}`)) + }, HANDSHAKE_TIMEOUT_MS) handshakeDataChannel.onopen = (_) => { clearTimeout(handhsakeTimeout) - dataChannelOpenPromise.resolve(); + dataChannelOpenPromise.resolve() } handshakeDataChannel.onerror = (ev: Event) => { clearTimeout(handhsakeTimeout) - log.error('Error opening a data channel for handshaking: %s', ev.toString()); - dataChannelOpenPromise.reject(dataChannelError('data', `error opening datachannel: ${ev.toString()}`)); - }; - + log.error('Error opening a data channel for handshaking: %s', ev.toString()) + dataChannelOpenPromise.reject(dataChannelError('data', `error opening datachannel: ${ev.toString()}`)) + } - let offerSdp = await peerConnection.createOffer(); - const ufrag = "libp2p+webrtc+v1/" + genUuid().replaceAll('-', ''); + let offerSdp = await peerConnection.createOffer() + const ufrag = 'libp2p+webrtc+v1/' + genUuid().replaceAll('-', '') // munge sdp with ufrag = pwd. This allows the remote to respond to // STUN messages without performing an actual SDP exchange. This is because // it can infer the passwd field by reading the USERNAME attribute // of the STUN message. - offerSdp = sdp.munge(offerSdp, ufrag); - await peerConnection.setLocalDescription(offerSdp); + offerSdp = sdp.munge(offerSdp, ufrag) + await peerConnection.setLocalDescription(offerSdp) // construct answer sdp from multiaddr - const answerSdp = sdp.fromMultiAddr(ma, ufrag); - await peerConnection.setRemoteDescription(answerSdp); + const answerSdp = sdp.fromMultiAddr(ma, ufrag) + await peerConnection.setRemoteDescription(answerSdp) // wait for peerconnection.onopen to fire, or for the datachannel to open - await dataChannelOpenPromise.promise; + await dataChannelOpenPromise.promise - const myPeerId = this.components.peerId; - const theirPeerId = p.peerIdFromString(rps); + const myPeerId = this.components.peerId + const theirPeerId = p.peerIdFromString(rps) // do noise handshake - //set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. + // set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. - const fingerprintsPrologue = this.generateNoisePrologue(peerConnection, remoteCerthash.name, ma); + const fingerprintsPrologue = this.generateNoisePrologue(peerConnection, remoteCerthash.name, ma) // Since we use the default crypto interface and do not use a static key or early data, // we pass in undefined for these parameters. - const noise = new Noise(undefined, undefined, undefined, fingerprintsPrologue); - const wrappedChannel = new WebRTCStream({channel: handshakeDataChannel, stat: {direction: 'outbound', timeline: {open: 1}}}); + const noise = new Noise(undefined, undefined, undefined, fingerprintsPrologue) + const wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }) const wrappedDuplex = { ...wrappedChannel, source: { - [Symbol.asyncIterator]: async function* () { + [Symbol.asyncIterator]: async function * () { for await (const list of wrappedChannel.source) { - yield list.subarray(); + yield list.subarray() } - }, - }, - }; + } + } + } // Creating the connection before completion of the noise // handshake ensures that the stream opening callback is set up @@ -138,41 +136,41 @@ export class WebRTCTransport implements Transport { peerConnection, remoteAddr: ma, timeline: { - open: (new Date()).getTime(), - }, + open: (new Date()).getTime() + } }) const muxerFactory = new DataChannelMuxerFactory(peerConnection) // For outbound connections, the remote is expected to start the noise handshake. // Therefore, we need to secure an inbound noise connection from the remote. - await noise.secureInbound(myPeerId, wrappedDuplex, theirPeerId); - const upgraded = await options.upgrader.upgradeOutbound(maConn, {skipProtection: true, skipEncryption: true, muxerFactory}) + await noise.secureInbound(myPeerId, wrappedDuplex, theirPeerId) + const upgraded = await options.upgrader.upgradeOutbound(maConn, { skipProtection: true, skipEncryption: true, muxerFactory }) return upgraded } - private generateNoisePrologue(pc: RTCPeerConnection, hashName: multihashes.HashName, ma: Multiaddr): Uint8Array { + private generateNoisePrologue (pc: RTCPeerConnection, hashName: multihashes.HashName, ma: Multiaddr): Uint8Array { if (pc.getConfiguration().certificates?.length === 0) { - throw invalidArgument('no local certificate'); + throw invalidArgument('no local certificate') } - const localCert = pc.getConfiguration().certificates?.at(0)!; + const localCert = pc.getConfiguration().certificates?.at(0)! if (!localCert || localCert.getFingerprints().length === 0) { - throw invalidArgument('no fingerprint on local certificate'); + throw invalidArgument('no fingerprint on local certificate') } - const localFingerprint = localCert.getFingerprints()[0]; - const localFpString = localFingerprint.value!.replaceAll(':', ''); - const localFpArray = uint8arrayFromString(localFpString, 'hex'); - const local = multihashes.encode(localFpArray, multihashes.names[hashName]); + const localFingerprint = localCert.getFingerprints()[0] + const localFpString = localFingerprint.value!.replaceAll(':', '') + const localFpArray = uint8arrayFromString(localFpString, 'hex') + const local = multihashes.encode(localFpArray, multihashes.names[hashName]) - const remote: Uint8Array = sdp.mbdecoder.decode(sdp.certhash(ma)); - const prefix = uint8arrayFromString('libp2p-webrtc-noise:'); + const remote: Uint8Array = sdp.mbdecoder.decode(sdp.certhash(ma)) + const prefix = uint8arrayFromString('libp2p-webrtc-noise:') // prologue = bytes("libp2p-webrtc-noise:") + noise-responder fingerprint + noise-initiator fingerprint - return concat([prefix, local, remote]); + return concat([prefix, local, remote]) } } -function validMa(ma: Multiaddr): boolean { - const codes = ma.protoCodes(); - return codes.includes(WEBRTC_CODE) && codes.includes(CERTHASH_CODE) && ma.getPeerId() != null; +function validMa (ma: Multiaddr): boolean { + const codes = ma.protoCodes() + return codes.includes(WEBRTC_CODE) && codes.includes(CERTHASH_CODE) && ma.getPeerId() != null } diff --git a/src/util.ts b/src/util.ts index ea829ae..32446a5 100644 --- a/src/util.ts +++ b/src/util.ts @@ -1,6 +1,6 @@ export const nopSource = { - async *[Symbol.asyncIterator]() {} + async * [Symbol.asyncIterator] () {} } export const nopSink = async (_: any) => {} diff --git a/test/connection.browser.spec.ts b/test/connection.browser.spec.ts index 2b5541e..fa594b1 100644 --- a/test/connection.browser.spec.ts +++ b/test/connection.browser.spec.ts @@ -1,15 +1,15 @@ /* eslint-env mocha */ -//import {createConnectionPair, echoHandler} from "../test/util.js"; -//import { expect } from 'aegir/chai'; -//import { pipe } from 'it-pipe'; -//import first from 'it-first'; -//import {fromString} from 'uint8arrays/from-string'; -//import {v4} from 'uuid'; +// import {createConnectionPair, echoHandler} from "../test/util.js"; +// import { expect } from 'aegir/chai'; +// import { pipe } from 'it-pipe'; +// import first from 'it-first'; +// import {fromString} from 'uint8arrays/from-string'; +// import {v4} from 'uuid'; -//const echoProtocol = '/echo/1.0.0'; +// const echoProtocol = '/echo/1.0.0'; -//describe('connection browser tests', () => { +// describe('connection browser tests', () => { // it('can run the echo protocol (first)', async () => { // let [{ connection: client }, server] = await createConnectionPair(); // let serverRegistrar = server.registrar; @@ -43,6 +43,6 @@ // expect(responsed).to.be.true(); // }); -//}); +// }); -export {}; +export {} diff --git a/test/sdp.spec.ts b/test/sdp.spec.ts index 18c2bf0..1bed281 100644 --- a/test/sdp.spec.ts +++ b/test/sdp.spec.ts @@ -1,8 +1,8 @@ -import { multiaddr } from '@multiformats/multiaddr'; -import { expect } from 'chai'; -import * as underTest from '../src/sdp.js'; -import { bases } from 'multiformats/basics'; -import * as multihashes from 'multihashes'; +import { multiaddr } from '@multiformats/multiaddr' +import { expect } from 'chai' +import * as underTest from '../src/sdp.js' +import { bases } from 'multiformats/basics' +import * as multihashes from 'multihashes' const an_sdp = `v=0 o=- 0 0 IN IP4 192.168.0.152 @@ -19,42 +19,42 @@ a=ice-pwd:MyUserFragment a=fingerprint:sha-256 b9:2e:11:cf:23:ff:da:31:bb:bb:5c:0a:9d:d9:0e:20:07:e2:bb:61:2f:1f:94:cf:e5:2e:0e:05:5c:4e:8a:88 a=sctp-port:5000 a=max-message-size:100000 -a=candidate:1 1 UDP 1 192.168.0.152 2345 typ host`; +a=candidate:1 1 UDP 1 192.168.0.152 2345 typ host` describe('SDP creation', () => { it('handles simple blue sky easily enough', async () => { - return; - let ma = multiaddr('/ip4/192.168.0.152/udp/2345/webrtc/certhash/uEiC5LhHPI__aMbu7XAqd2Q4gB-K7YS8flM_lLg4FXE6KiA'); - let ufrag = 'MyUserFragment'; - let sdp = underTest.fromMultiAddr(ma, ufrag); - expect(sdp.sdp).to.equal(an_sdp); - }); + return + const ma = multiaddr('/ip4/192.168.0.152/udp/2345/webrtc/certhash/uEiC5LhHPI__aMbu7XAqd2Q4gB-K7YS8flM_lLg4FXE6KiA') + const ufrag = 'MyUserFragment' + const sdp = underTest.fromMultiAddr(ma, ufrag) + expect(sdp.sdp).to.equal(an_sdp) + }) it('extracts certhash', () => { - let ma = multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ'); - let c = underTest.certhash(ma); - expect(c).to.equal('uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ'); + const ma = multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ') + const c = underTest.certhash(ma) + expect(c).to.equal('uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ') const mbdecoder = (function () { - const decoders = Object.values(bases).map((b) => b.decoder); - let acc = decoders[0].or(decoders[1]); - decoders.slice(2).forEach((d) => (acc = acc.or(d))); - return acc; - })(); + const decoders = Object.values(bases).map((b) => b.decoder) + let acc = decoders[0].or(decoders[1]) + decoders.slice(2).forEach((d) => (acc = acc.or(d))) + return acc + })() - let mbdecoded = mbdecoder.decode(c); - let mhdecoded = multihashes.decode(mbdecoded); - //sha2-256 multihash 0x12 permanent + const mbdecoded = mbdecoder.decode(c) + const mhdecoded = multihashes.decode(mbdecoded) + // sha2-256 multihash 0x12 permanent // https://github.com/multiformats/multicodec/blob/master/table.csv - expect(mhdecoded.name).to.equal('sha2-256'); - expect(mhdecoded.code).to.equal(0x12); - expect(mhdecoded.length).to.equal(32); - expect(mhdecoded.digest.toString()).to.equal('114,104,71,205,72,176,94,197,96,77,21,156,191,64,29,111,0,161,35,236,144,23,14,44,209,179,143,210,157,55,229,177'); - }); -}); + expect(mhdecoded.name).to.equal('sha2-256') + expect(mhdecoded.code).to.equal(0x12) + expect(mhdecoded.length).to.equal(32) + expect(mhdecoded.digest.toString()).to.equal('114,104,71,205,72,176,94,197,96,77,21,156,191,64,29,111,0,161,35,236,144,23,14,44,209,179,143,210,157,55,229,177') + }) +}) describe('SDP munging', () => { it('does a simple replacement', () => { - let result = underTest.munge({ type: 'answer', sdp: an_sdp }, 'someotheruserfragmentstring'); + const result = underTest.munge({ type: 'answer', sdp: an_sdp }, 'someotheruserfragmentstring') expect(result.sdp).to.equal(`v=0 o=- 0 0 IN IP4 192.168.0.152 s=- @@ -70,6 +70,6 @@ a=ice-pwd:someotheruserfragmentstring a=fingerprint:sha-256 b9:2e:11:cf:23:ff:da:31:bb:bb:5c:0a:9d:d9:0e:20:07:e2:bb:61:2f:1f:94:cf:e5:2e:0e:05:5c:4e:8a:88 a=sctp-port:5000 a=max-message-size:100000 -a=candidate:1 1 UDP 1 192.168.0.152 2345 typ host`); - }); -}); +a=candidate:1 1 UDP 1 192.168.0.152 2345 typ host`) + }) +}) diff --git a/test/server-multiaddr.js b/test/server-multiaddr.js index 978d6d2..5f9b2c5 100644 --- a/test/server-multiaddr.js +++ b/test/server-multiaddr.js @@ -1 +1 @@ -export var SERVER_MULTIADDR = ''; +export var SERVER_MULTIADDR = '' diff --git a/test/stream.browser.spec.ts b/test/stream.browser.spec.ts index c4121dc..2abb811 100644 --- a/test/stream.browser.spec.ts +++ b/test/stream.browser.spec.ts @@ -1,74 +1,74 @@ -import * as underTest from '../src/stream'; -import {expect, assert} from 'chai' +import * as underTest from '../src/stream' +import { expect, assert } from 'chai' describe('stream stats', () => { it('can construct', () => { - let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); - let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); + const pc = new RTCPeerConnection() + const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) + const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) // expect(s.stat.timeline.close).to.not.exist(); - assert.notExists(s.stat.timeline.close); - }); + assert.notExists(s.stat.timeline.close) + }) it('close marks it closed', () => { - let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); - let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); + const pc = new RTCPeerConnection() + const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) + const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) - expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN); - s.close(); - expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED); - }); + expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN) + s.close() + expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED) + }) it('closeRead marks it read-closed only', () => { - let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); - let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); - expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN); - s.closeRead(); - expect(s.streamState.state).to.equal(underTest.StreamStates.READ_CLOSED); - }); + const pc = new RTCPeerConnection() + const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) + const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) + expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN) + s.closeRead() + expect(s.streamState.state).to.equal(underTest.StreamStates.READ_CLOSED) + }) it('closeWrite marks it write-closed only', () => { - let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); - let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); - expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN); - s.closeWrite(); - expect(s.streamState.state).to.equal(underTest.StreamStates.WRITE_CLOSED); - }); + const pc = new RTCPeerConnection() + const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) + const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) + expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN) + s.closeWrite() + expect(s.streamState.state).to.equal(underTest.StreamStates.WRITE_CLOSED) + }) it('closeWrite AND closeRead = close', () => { - let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); - let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); - s.closeWrite(); - expect(s.streamState.state).to.equal(underTest.StreamStates.WRITE_CLOSED); - s.closeRead(); - expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED); - }); + const pc = new RTCPeerConnection() + const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) + const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) + s.closeWrite() + expect(s.streamState.state).to.equal(underTest.StreamStates.WRITE_CLOSED) + s.closeRead() + expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED) + }) it('abort = close', () => { - let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); - let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); + const pc = new RTCPeerConnection() + const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) + const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) // expect(s.stat.timeline.close).to.not.exist(); - expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN); - s.abort({name: 'irrelevant', message: 'this parameter is actually ignored'}); - expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED); + expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN) + s.abort({ name: 'irrelevant', message: 'this parameter is actually ignored' }) + expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED) // expect(s.stat.timeline.close).to.exist(); - expect(s.stat.timeline.close).to.be.greaterThan(s.stat.timeline.open); - }); + expect(s.stat.timeline.close).to.be.greaterThan(s.stat.timeline.open) + }) it('reset = close', () => { - let pc = new RTCPeerConnection(); - let dc = pc.createDataChannel('whatever', {negotiated: true, id: 91}); - let s = new underTest.WebRTCStream({channel: dc, stat: underTest.defaultStat('outbound')}); + const pc = new RTCPeerConnection() + const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) + const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) // expect(s.stat.timeline.close).to.not.exist(); - expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN); - s.reset(); //only resets the write side - expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED); + expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN) + s.reset() // only resets the write side + expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED) // expect(s.stat.timeline.close).to.not.exist(); - expect(dc.readyState).to.be.oneOf(['closing', 'closed']); - }); -}); + expect(dc.readyState).to.be.oneOf(['closing', 'closed']) + }) +}) diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 39034f8..760e7e9 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -1,24 +1,24 @@ -import * as underTest from '../src/transport.js'; -import {UnimplementedError} from '../src/error.js'; -import {webRTC} from '../src/index.js'; -import {mockUpgrader} from '@libp2p/interface-mocks'; -import {CreateListenerOptions, symbol} from '@libp2p/interface-transport'; -import {multiaddr, Multiaddr} from '@multiformats/multiaddr'; -import {SERVER_MULTIADDR} from './server-multiaddr'; -import {Noise} from '@chainsafe/libp2p-noise'; -import {createLibp2p} from 'libp2p'; -import {fromString as uint8arrayFromString} from 'uint8arrays/from-string'; -import {pipe} from 'it-pipe'; -import first from 'it-first'; -import {createEd25519PeerId} from '@libp2p/peer-id-factory'; +import * as underTest from '../src/transport.js' +import { UnimplementedError } from '../src/error.js' +import { webRTC } from '../src/index.js' +import { mockUpgrader } from '@libp2p/interface-mocks' +import { CreateListenerOptions, symbol } from '@libp2p/interface-transport' +import { multiaddr, Multiaddr } from '@multiformats/multiaddr' +import { SERVER_MULTIADDR } from './server-multiaddr' +import { Noise } from '@chainsafe/libp2p-noise' +import { createLibp2p } from 'libp2p' +import { fromString as uint8arrayFromString } from 'uint8arrays/from-string' +import { pipe } from 'it-pipe' +import first from 'it-first' +import { createEd25519PeerId } from '@libp2p/peer-id-factory' -const {expect, assert} = require('chai').use(require('chai-bytes')); +const { expect, assert } = require('chai').use(require('chai-bytes')) -function ignoredDialOption(): CreateListenerOptions { - let u = mockUpgrader({}); +function ignoredDialOption (): CreateListenerOptions { + const u = mockUpgrader({}) return { upgrader: u - }; + } } describe('basic transport tests', () => { @@ -31,94 +31,93 @@ describe('basic transport tests', () => { }) it('Can construct', () => { - let t = new underTest.WebRTCTransport(components); - expect(t.constructor.name).to.equal('WebRTCTransport'); - }); + const t = new underTest.WebRTCTransport(components) + expect(t.constructor.name).to.equal('WebRTCTransport') + }) it('createListner does throw', () => { - let t = new underTest.WebRTCTransport(components); + const t = new underTest.WebRTCTransport(components) try { - t.createListener(ignoredDialOption()); - expect('Should have thrown').to.equal('but did not'); + t.createListener(ignoredDialOption()) + expect('Should have thrown').to.equal('but did not') } catch (e) { - expect(e).to.be.instanceOf(UnimplementedError); + expect(e).to.be.instanceOf(UnimplementedError) } - }); + }) it('toString includes the toStringTag', () => { - let t = new underTest.WebRTCTransport(components); - let s = t.toString(); - expect(s).to.contain('@libp2p/webrtc'); - }); + const t = new underTest.WebRTCTransport(components) + const s = t.toString() + expect(s).to.contain('@libp2p/webrtc') + }) it('toString property getter', () => { - let t = new underTest.WebRTCTransport(components); - let s = t[Symbol.toStringTag]; - expect(s).to.equal('@libp2p/webrtc'); - }); + const t = new underTest.WebRTCTransport(components) + const s = t[Symbol.toStringTag] + expect(s).to.equal('@libp2p/webrtc') + }) it('symbol property getter', () => { - let t = new underTest.WebRTCTransport(components); - let s = t[symbol]; - expect(s).to.equal(true); - }); + const t = new underTest.WebRTCTransport(components) + const s = t[symbol] + expect(s).to.equal(true) + }) it('filter gets rid of some invalids and returns a valid', async () => { - let mas: Multiaddr[] = [ + const mas: Multiaddr[] = [ '/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ', '/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd', '/ip4/1.2.3.4/udp/1234/webrtc/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd', - '/ip4/1.2.3.4/udp/1234/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd', + '/ip4/1.2.3.4/udp/1234/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd' ].map((s) => { - return multiaddr(s); - }); - let t = new underTest.WebRTCTransport(components); - let result = t.filter(mas); - let expected: Multiaddr[] = [ - multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd'), - ]; + return multiaddr(s) + }) + const t = new underTest.WebRTCTransport(components) + const result = t.filter(mas) + const expected: Multiaddr[] = [ + multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd') + ] // expect(result).to.not.be.null(); - assert.isNotNull(result); - expect(result.constructor.name).to.equal('Array'); - expect(expected.constructor.name).to.equal('Array'); - expect(result).to.eql(expected); - }); + assert.isNotNull(result) + expect(result.constructor.name).to.equal('Array') + expect(expected.constructor.name).to.equal('Array') + expect(result).to.eql(expected) + }) it('throws appropriate error when dialing someone without a peer ID', async () => { - let ma = multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ'); - let t = new underTest.WebRTCTransport(components); + const ma = multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ') + const t = new underTest.WebRTCTransport(components) try { - let conn = await t.dial(ma, ignoredDialOption()); - expect(conn.toString()).to.equal('Should have thrown'); + const conn = await t.dial(ma, ignoredDialOption()) + expect(conn.toString()).to.equal('Should have thrown') } catch (e) { - expect(e).to.be.instanceOf(Error); + expect(e).to.be.instanceOf(Error) if (e instanceof Error) { // let err: Error = e; - expect(e.message).to.contain('PeerId'); + expect(e.message).to.contain('PeerId') } } - }); -}); + }) +}) describe('Transport interoperability tests', () => { it('can connect to a server', async () => { if (SERVER_MULTIADDR) { - console.log('Will test connecting to', SERVER_MULTIADDR); + console.log('Will test connecting to', SERVER_MULTIADDR) } else { - console.log('Will not test connecting to an external server, as we do not appear to have one.'); - return; + console.log('Will not test connecting to an external server, as we do not appear to have one.') + return } const node = await createLibp2p({ transports: [webRTC()], - connectionEncryption: [() => new Noise()], - }); + connectionEncryption: [() => new Noise()] + }) await node.start() const ma = multiaddr(SERVER_MULTIADDR) const stream = await node.dialProtocol(ma, ['/echo/1.0.0']) - let data = 'dataToBeEchoedBackToMe\n'; - let response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)); - expect(response?.subarray()).to.equalBytes(uint8arrayFromString(data)); - await node.stop(); - }); -}); - + const data = 'dataToBeEchoedBackToMe\n' + const response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)) + expect(response?.subarray()).to.equalBytes(uint8arrayFromString(data)) + await node.stop() + }) +}) From 4f2e574b10fe8d5787f5cbe8856d581088b4b2ae Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Thu, 3 Nov 2022 16:18:45 -0600 Subject: [PATCH 080/107] Upgrade code to work with new noise API --- _.eslintrc.js | 44 ---------------------------------- src/transport.ts | 5 ++-- test/transport.browser.spec.ts | 4 ++-- 3 files changed, 5 insertions(+), 48 deletions(-) delete mode 100644 _.eslintrc.js diff --git a/_.eslintrc.js b/_.eslintrc.js deleted file mode 100644 index cf8624a..0000000 --- a/_.eslintrc.js +++ /dev/null @@ -1,44 +0,0 @@ -module.exports = { - parser: '@typescript-eslint/parser', - plugins: [ - '@typescript-eslint', - 'eslint-plugin-prettier', - 'autofix', - 'import', - 'compat', - 'prettier', - 'unused-imports', - 'react-perf' - ], - ignorePatterns: ['**/proto_ts/**/*'], - rules: { - '@typescript-eslint/explicit-module-boundary-types': 'off', - '@typescript-eslint/no-var-requires': 0, - '@typescript-eslint/ban-ts-comment': 0, - '@typescript-eslint/no-empty-interface': 0, - '@typescript-eslint/ban-types': 0, - '@typescript-eslint/no-explicit-any': 0, - '@typescript-eslint/no-non-null-assertion': 0, - 'prettier/prettier': 'error', - 'import/order': 'error', - 'function-paren-newline': ['error', 'consistent'], - 'array-callback-return': 0, - '@typescript-eslint/no-unused-vars': 1, - 'function-paren-newline': 0, - 'unused-imports/no-unused-imports-ts': 2, - camelcase: 0, - 'react-hooks/exhaustive-deps': 1, - 'no-use-before-define': 'off', - '@typescript-eslint/no-use-before-define': ['error'] - }, - extends: [ - 'react-app', - 'eslint:recommended', - 'plugin:@typescript-eslint/recommended', - 'prettier', - 'plugin:import/errors', - 'plugin:import/warnings', - 'plugin:import/typescript', - 'plugin:markdown/recommended' - ] -} diff --git a/src/transport.ts b/src/transport.ts index 0c52ef2..e357481 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -2,7 +2,7 @@ import * as sdp from './sdp.js' import * as p from '@libp2p/peer-id' import { WebRTCDialOptions } from './options.js' import { WebRTCStream } from './stream.js' -import { Noise } from '@chainsafe/libp2p-noise' +import { noise as Noise } from '@chainsafe/libp2p-noise' import { Connection } from '@libp2p/interface-connection' import type { PeerId } from '@libp2p/interface-peer-id' import { CreateListenerOptions, Listener, symbol, Transport } from '@libp2p/interface-transport' @@ -117,7 +117,8 @@ export class WebRTCTransport implements Transport { const fingerprintsPrologue = this.generateNoisePrologue(peerConnection, remoteCerthash.name, ma) // Since we use the default crypto interface and do not use a static key or early data, // we pass in undefined for these parameters. - const noise = new Noise(undefined, undefined, undefined, fingerprintsPrologue) + const noiseInit = { staticNoiseKey: undefined, extensions: undefined, crypto: undefined, prologueBytes: fingerprintsPrologue }; + const noise = Noise(noiseInit)() const wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }) const wrappedDuplex = { ...wrappedChannel, diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 760e7e9..fa49097 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -5,7 +5,7 @@ import { mockUpgrader } from '@libp2p/interface-mocks' import { CreateListenerOptions, symbol } from '@libp2p/interface-transport' import { multiaddr, Multiaddr } from '@multiformats/multiaddr' import { SERVER_MULTIADDR } from './server-multiaddr' -import { Noise } from '@chainsafe/libp2p-noise' +import { noise } from '@chainsafe/libp2p-noise' import { createLibp2p } from 'libp2p' import { fromString as uint8arrayFromString } from 'uint8arrays/from-string' import { pipe } from 'it-pipe' @@ -110,7 +110,7 @@ describe('Transport interoperability tests', () => { } const node = await createLibp2p({ transports: [webRTC()], - connectionEncryption: [() => new Noise()] + connectionEncryption: [noise({})] }) await node.start() const ma = multiaddr(SERVER_MULTIADDR) From 885326f89afc1447faafa475b5f61d216f9f3443 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Fri, 4 Nov 2022 12:25:52 -0600 Subject: [PATCH 081/107] Fix all linting errors and begin to refactor code + documentation --- src/error.ts | 36 ++- src/message.proto | 2 + src/muxer.ts | 5 +- src/sdp.ts | 70 +++-- src/stream.ts | 534 ++++++++++++++++++--------------- src/transport.ts | 71 +++-- src/util.ts | 9 + test/sdp.spec.ts | 93 +++--- test/server-multiaddr.js | 1 - test/server-multiaddr.ts | 1 + test/stream.browser.spec.ts | 2 +- test/transport.browser.spec.ts | 64 ++-- tsconfig.json | 1 + 13 files changed, 491 insertions(+), 398 deletions(-) delete mode 100644 test/server-multiaddr.js create mode 100644 test/server-multiaddr.ts diff --git a/src/error.ts b/src/error.ts index e74a6f8..98ff1e8 100644 --- a/src/error.ts +++ b/src/error.ts @@ -1,4 +1,4 @@ -import { default as createError } from 'err-code' +import errCode from 'err-code' import { Direction } from '@libp2p/interface-connection' export class WebRTCTransportError extends Error { @@ -11,13 +11,14 @@ export class WebRTCTransportError extends Error { export enum codes { ERR_ALREADY_ABORTED = 'ERR_ALREADY_ABORTED', ERR_DATA_CHANNEL = 'ERR_DATA_CHANNEL', + ERR_CONNECTION_CLOSED = 'ERR_CONNECTION_CLOSED', + ERR_HASH_NOT_SUPPORTED = 'ERR_HASH_NOT_SUPPORTED', ERR_INVALID_MULTIADDR = 'ERR_INVALID_MULTIADDR', + ERR_INVALID_FINGERPRINT = 'ERR_INVALID_FINGERPRINT', ERR_INVALID_PARAMETERS = 'ERR_INVALID_PARAMETERS', - ERR_HASH_NOT_SUPPORTED = 'ERR_HASH_NOT_SUPPORTED', ERR_NOT_IMPLEMENTED = 'ERR_NOT_IMPLEMENTED', ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS = 'ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS', ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS = 'ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS', - ERR_CONNECTION_CLOSED = 'ERR_CONNECTION_CLOSED', } export class ConnectionClosedError extends WebRTCTransportError { @@ -28,7 +29,7 @@ export class ConnectionClosedError extends WebRTCTransportError { } export function connectionClosedError (state: RTCPeerConnectionState, msg: string) { - return createError(new ConnectionClosedError(state, msg), codes.ERR_CONNECTION_CLOSED) + return errCode(new ConnectionClosedError(state, msg), codes.ERR_CONNECTION_CLOSED) } export class InvalidArgumentError extends WebRTCTransportError { @@ -39,7 +40,7 @@ export class InvalidArgumentError extends WebRTCTransportError { } export function unsupportedHashAlgorithm (algorithm: string) { - return createError(new UnsupportedHashAlgorithmError(algorithm), codes.ERR_HASH_NOT_SUPPORTED) + return errCode(new UnsupportedHashAlgorithmError(algorithm), codes.ERR_HASH_NOT_SUPPORTED) } export class UnsupportedHashAlgorithmError extends WebRTCTransportError { @@ -51,7 +52,7 @@ export class UnsupportedHashAlgorithmError extends WebRTCTransportError { } export function invalidArgument (msg: string) { - return createError(new InvalidArgumentError(msg), codes.ERR_INVALID_PARAMETERS) + return errCode(new InvalidArgumentError(msg), codes.ERR_INVALID_PARAMETERS) } export class UnimplementedError extends WebRTCTransportError { @@ -62,7 +63,18 @@ export class UnimplementedError extends WebRTCTransportError { } export function unimplemented (methodName: string) { - return createError(new UnimplementedError(methodName), codes.ERR_NOT_IMPLEMENTED) + return errCode(new UnimplementedError(methodName), codes.ERR_NOT_IMPLEMENTED) +} + +export class InvalidFingerprintError extends WebRTCTransportError { + constructor (fingerprint: string, source: string) { + super(`Invalid fingerprint "${fingerprint}" within ${source}`) + this.name = 'WebRTC/InvalidFingerprintError' + } +} + +export function invalidFingerprint (fingerprint: string, source: string) { + return errCode(new InvalidFingerprintError(fingerprint, source), codes.ERR_INVALID_FINGERPRINT) } export class InappropriateMultiaddrError extends WebRTCTransportError { @@ -73,7 +85,7 @@ export class InappropriateMultiaddrError extends WebRTCTransportError { } export function inappropriateMultiaddr (msg: string) { - return createError(new InappropriateMultiaddrError(msg), codes.ERR_INVALID_MULTIADDR) + return errCode(new InappropriateMultiaddrError(msg), codes.ERR_INVALID_MULTIADDR) } export class OperationAbortedError extends WebRTCTransportError { @@ -84,7 +96,7 @@ export class OperationAbortedError extends WebRTCTransportError { } export function operationAborted (context: string, reason: string) { - return createError(new OperationAbortedError(context, reason), codes.ERR_ALREADY_ABORTED) + return errCode(new OperationAbortedError(context, reason), codes.ERR_ALREADY_ABORTED) } export class DataChannelError extends WebRTCTransportError { @@ -95,7 +107,7 @@ export class DataChannelError extends WebRTCTransportError { } export function dataChannelError (streamLabel: string, msg: string) { - return createError(new DataChannelError(streamLabel, msg), codes.ERR_DATA_CHANNEL) + return errCode(new DataChannelError(streamLabel, msg), codes.ERR_DATA_CHANNEL) } export class StreamingLimitationError extends WebRTCTransportError { @@ -106,6 +118,6 @@ export class StreamingLimitationError extends WebRTCTransportError { } export function overStreamLimit (dir: Direction, proto: string) { - const code = dir == 'inbound' ? codes.ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS : codes.ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS - return createError(new StreamingLimitationError(`${dir} stream limit reached for protocol - ${proto}`), code) + const code = dir === 'inbound' ? codes.ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS : codes.ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS + return errCode(new StreamingLimitationError(`${dir} stream limit reached for protocol - ${proto}`), code) } diff --git a/src/message.proto b/src/message.proto index 7a40990..cbda09f 100644 --- a/src/message.proto +++ b/src/message.proto @@ -6,9 +6,11 @@ message Message { enum Flag { // The sender will no longer send messages on the stream. FIN = 0; + // The sender will no longer read messages on the stream. Incoming data is // being discarded on receipt. STOP_SENDING = 1; + // The sender abruptly terminates the sending part of the stream. The // receiver can discard any data that it already received on that stream. RESET = 2; diff --git a/src/muxer.ts b/src/muxer.ts index 6d09219..b30a430 100644 --- a/src/muxer.ts +++ b/src/muxer.ts @@ -50,9 +50,8 @@ export class DataChannelMuxer implements StreamMuxer { } } - newStream (name?: string | undefined): Stream { - const streamName = name || '' - const channel = this.peerConnection.createDataChannel(streamName) + newStream (name: string = ''): Stream { + const channel = this.peerConnection.createDataChannel(name) const stream = new WebRTCStream({ channel, stat: { diff --git a/src/sdp.ts b/src/sdp.ts index e1eeb13..73d02ab 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -1,11 +1,13 @@ -import { inappropriateMultiaddr, invalidArgument, unsupportedHashAlgorithm } from './error.js' +import { inappropriateMultiaddr, invalidArgument, invalidFingerprint, unsupportedHashAlgorithm } from './error.js' import { logger } from '@libp2p/logger' import { Multiaddr } from '@multiformats/multiaddr' import * as multihashes from 'multihashes' import { bases } from 'multiformats/basics' const log = logger('libp2p:webrtc:sdp') +const CERTHASH_CODE: number = 466 +// Get base2 | identity decoders export const mbdecoder: any = (function () { const decoders = Object.values(bases).map((b) => b.decoder) let acc = decoders[0].or(decoders[1]) @@ -13,50 +15,53 @@ export const mbdecoder: any = (function () { return acc })() -const CERTHASH_CODE: number = 466 - +// Extract the ipv from a multiaddr function ipv (ma: Multiaddr): string { for (const proto of ma.protoNames()) { if (proto.startsWith('ip')) { return proto.toUpperCase() } } + log('Warning: multiaddr does not appear to contain IP4 or IP6.', ma) + return 'IP6' } -function ip (ma: Multiaddr): string { - return ma.toOptions().host -} -function port (ma: Multiaddr): number { - return ma.toOptions().port -} +// Extract the certhash from a multiaddr export function certhash (ma: Multiaddr): string { const tups = ma.stringTuples() - const certhash_value = tups.filter((tup) => tup[0] == CERTHASH_CODE).map((tup) => tup[1])[0] - if (certhash_value) { - return certhash_value - } else { - throw inappropriateMultiaddr("Couldn't find a certhash component of multiaddr:" + ma.toString()) + const certhash = tups.filter((tup) => tup[0] === CERTHASH_CODE).map((tup) => tup[1])[0] + + if (certhash === undefined || certhash === '') { + throw inappropriateMultiaddr(`Couldn't find a certhash component of multiaddr: ${ma.toString()}`) } + + return certhash } +// Convert a certhash into a multihash export function decodeCerthash (certhash: string) { const mbdecoded = mbdecoder.decode(certhash) return multihashes.decode(mbdecoded) } -export function certhashToFingerprint (ma: Multiaddr): string[] { +// Extract the fingerprint from a multiaddr +export function ma2Fingerprint (ma: Multiaddr): string[] { // certhash_value is a multibase encoded multihash encoded string const mhdecoded = decodeCerthash(certhash(ma)) const prefix = toSupportedHashFunction(mhdecoded.name) - const fp = mhdecoded.digest.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), '') - const fpSdp = fp.match(/.{1,2}/g)!.join(':') + const sdp = fp.match(/.{1,2}/g) - return [`${prefix.toUpperCase()} ${fpSdp.toUpperCase()}`, fp] + if (sdp == null) { + throw invalidFingerprint(fp, ma.toString()) + } + + return [`${prefix.toUpperCase()} ${sdp.join(':').toUpperCase()}`, fp] } +// Normalize the hash name from a given multihash has name export function toSupportedHashFunction (name: multihashes.HashName): string { switch (name) { case 'sha1': @@ -70,18 +75,19 @@ export function toSupportedHashFunction (name: multihashes.HashName): string { } } +// Convert a multiaddr into a SDP function ma2sdp (ma: Multiaddr, ufrag: string): string { - const IP = ip(ma) - const IPVERSION = ipv(ma) - const PORT = port(ma) - const [CERTFP, _] = certhashToFingerprint(ma) + const { host, port } = ma.toOptions() + const ipVersion = ipv(ma) + const [CERTFP] = ma2Fingerprint(ma) + return `v=0 -o=- 0 0 IN ${IPVERSION} ${IP} +o=- 0 0 IN ${ipVersion} ${host} s=- -c=IN ${IPVERSION} ${IP} +c=IN ${ipVersion} ${host} t=0 0 a=ice-lite -m=application ${PORT} UDP/DTLS/SCTP webrtc-datachannel +m=application ${port} UDP/DTLS/SCTP webrtc-datachannel a=mid:0 a=setup:passive a=ice-ufrag:${ufrag} @@ -89,9 +95,10 @@ a=ice-pwd:${ufrag} a=fingerprint:${CERTFP} a=sctp-port:5000 a=max-message-size:100000 -a=candidate:1467250027 1 UDP 1467250027 ${IP} ${PORT} typ host\r\n` +a=candidate:1467250027 1 UDP 1467250027 ${host} ${port} typ host\r\n` } +// Create an answer SDP from a multiaddr export function fromMultiAddr (ma: Multiaddr, ufrag: string): RTCSessionDescriptionInit { return { type: 'answer', @@ -99,11 +106,14 @@ export function fromMultiAddr (ma: Multiaddr, ufrag: string): RTCSessionDescript } } +// Replace the ufrag and password values in a SDP export function munge (desc: RTCSessionDescriptionInit, ufrag: string): RTCSessionDescriptionInit { - if (desc.sdp) { - desc.sdp = desc.sdp.replace(/\na=ice-ufrag:[^\n]*\n/, '\na=ice-ufrag:' + ufrag + '\n').replace(/\na=ice-pwd:[^\n]*\n/, '\na=ice-pwd:' + ufrag + '\n') - return desc - } else { + if (desc.sdp === undefined) { throw invalidArgument("Can't munge a missing SDP") } + + desc.sdp = desc.sdp + .replace(/\na=ice-ufrag:[^\n]*\n/, '\na=ice-ufrag:' + ufrag + '\n') + .replace(/\na=ice-pwd:[^\n]*\n/, '\na=ice-pwd:' + ufrag + '\n') + return desc } diff --git a/src/stream.ts b/src/stream.ts index 8bd12f0..938f461 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -28,240 +28,6 @@ interface StreamInitOpts { closeCb?: (stream: WebRTCStream) => void } -export class WebRTCStream implements Stream { - /** - * Unique identifier for a stream - */ - id: string; - - /** - * Stats about this stream - */ - stat: StreamStat; - - /** - * User defined stream metadata - */ - metadata: Record; - - private readonly channel: RTCDataChannel; - streamState = new StreamState(); - - // _src is exposed to the user via the `source` getter to read unwrapped protobuf - // data from the underlying datachannel. - private readonly _src: Source; - - // _innersrc is used to push data from the underlying datachannel to the - // length prefix decoder and then the protobuf decoder. - private readonly _innersrc = pushable(); - - // sink is used to write data to the remote. It takes care of wrapping - // data in a protobuf and adding the length prefix. - sink: Sink>; - - // promises - // opened is resolved when the underlying datachannel is in the open state. - opened: DeferredPromise = defer(); - // closeWritePromise is used to trigger a generator which can be used to close - // the sink. - closeWritePromise: DeferredPromise = defer(); - closeCb?: (stream: WebRTCStream) => void | undefined - - constructor (opts: StreamInitOpts) { - this.channel = opts.channel - this.id = this.channel.label - - this.stat = opts.stat - switch (this.channel.readyState) { - case 'open': - this.opened.resolve() - break - case 'closed': - case 'closing': - this.streamState.state = StreamStates.CLOSED - if (!this.stat.timeline.close) { - this.stat.timeline.close = new Date().getTime() - } - this.opened.resolve() - break - } - - this.metadata = opts.metadata ?? {} - - // closable sink - this.sink = this._sinkFn - - // handle RTCDataChannel events - this.channel.onopen = (_evt) => { - this.stat.timeline.open = new Date().getTime() - this.opened.resolve() - } - - this.channel.onclose = (_evt) => { - this.close() - } - - this.channel.onerror = (evt) => { - const err = (evt as RTCErrorEvent).error - this.abort(err) - } - - const self = this - - // reader pipe - this.channel.onmessage = async ({ data }) => { - if (data.length == 0 || !data) { - return - } - this._innersrc.push(new Uint8Array(data as ArrayBufferLike)) - } - - // pipe framed protobuf messages through - // a length prefixed decoder, and surface - // data from the `Message.message` field - // through a source. - this._src = pipe( - this._innersrc, - lengthPrefixed.decode(), - (source) => (async function * () { - for await (const buf of source) { - const message = self.processIncomingProtobuf(buf.subarray()) - if (message != null) { - yield new Uint8ArrayList(message) - } - } - })() - ) - } - - // If user attempts to set a new source - // this should be a nop - set source (_src: Source) { - } - - get source (): Source { - return this._src - } - - private async _sinkFn (src: Source): Promise { - await this.opened.promise - if (this.streamState.state == StreamStates.CLOSED || this.streamState.state == StreamStates.WRITE_CLOSED) { - return - } - - const self = this - const closeWriteIterable = { - async * [Symbol.asyncIterator] () { - await self.closeWritePromise.promise - yield new Uint8Array(0) - } - } - - for await (const buf of merge(closeWriteIterable, src)) { - const state = self.streamState.state - if (state == StreamStates.CLOSED || state == StreamStates.WRITE_CLOSED) { - return - } - const msgbuf = pb.Message.toBinary({ message: buf.subarray() }) - const sendbuf = lengthPrefixed.encode.single(msgbuf) - this.channel.send(sendbuf.subarray()) - } - } - - processIncomingProtobuf (buffer: Uint8Array): Uint8Array | undefined { - const m = pb.Message.fromBinary(buffer) - if (m.flag) { - const [currentState, nextState] = this.streamState.transition({ direction: 'inbound', flag: m.flag }) - if (currentState != nextState) { - switch (nextState) { - case StreamStates.READ_CLOSED: - this._innersrc.end() - break - case StreamStates.WRITE_CLOSED: - this.closeWritePromise.resolve() - break - case StreamStates.CLOSED: - this.close() - } - } - } - return m.message - } - - /** - * Close a stream for reading and writing - */ - close (): void { - this.stat.timeline.close = new Date().getTime() - this.streamState.state = StreamStates.CLOSED - this._innersrc.end() - this.closeWritePromise.resolve() - this.channel.close() - if (this.closeCb != null) { - this.closeCb(this) - } - } - - /** - * Close a stream for reading only - */ - closeRead (): void { - const [currentState, nextState] = this.streamState.transition({ direction: 'outbound', flag: pb.Message_Flag.STOP_SENDING }) - if (currentState == StreamStates.OPEN || currentState == StreamStates.WRITE_CLOSED) { - this._sendFlag(pb.Message_Flag.STOP_SENDING); - (this._innersrc).end() - } - if (currentState != nextState && nextState == StreamStates.CLOSED) { - this.close() - } - } - - /** - * Close a stream for writing only - */ - closeWrite (): void { - const [currentState, nextState] = this.streamState.transition({ direction: 'outbound', flag: pb.Message_Flag.FIN }) - if (currentState == StreamStates.OPEN || currentState == StreamStates.READ_CLOSED) { - this._sendFlag(pb.Message_Flag.FIN) - this.closeWritePromise.resolve() - } - if (currentState != nextState && nextState == StreamStates.CLOSED) { - this.close() - } - } - - /** - * Call when a local error occurs, should close the stream for reading and writing - */ - abort (err: Error): void { - this.close() - } - - /** - * Close the stream for writing, and indicate to the remote side this is being done 'abruptly' - * - * @see closeWrite - */ - reset (): void { - this.stat = defaultStat(this.stat.direction) - const [currentState, nextState] = this.streamState.transition({ direction: 'outbound', flag: pb.Message_Flag.RESET }) - if (currentState != nextState) { - this._sendFlag(pb.Message_Flag.RESET) - this.close() - } - } - - private _sendFlag (flag: pb.Message_Flag): void { - try { - log.trace('Sending flag: %s', flag.toString()) - const msgbuf = pb.Message.toBinary({ flag: flag }) - this.channel.send(lengthPrefixed.encode.single(msgbuf).subarray()) - } catch (e) { - log.error(`Exception while sending flag ${flag}: ${e}`) - } - } -} - /* * State transitions for a stream */ @@ -282,52 +48,332 @@ class StreamState { transition ({ direction, flag }: StreamStateInput): [StreamStates, StreamStates] { const prev = this.state - if (this.state == StreamStates.CLOSED) { + + // return early if the stream is closed + if (this.state === StreamStates.CLOSED) { return [prev, StreamStates.CLOSED] } - if (direction == 'inbound') { + + if (direction === 'inbound') { switch (flag) { case pb.Message_Flag.FIN: - if (this.state == StreamStates.OPEN) { + if (this.state === StreamStates.OPEN) { this.state = StreamStates.READ_CLOSED - } else if (this.state == StreamStates.WRITE_CLOSED) { + } else if (this.state === StreamStates.WRITE_CLOSED) { this.state = StreamStates.CLOSED } break case pb.Message_Flag.STOP_SENDING: - if (this.state == StreamStates.OPEN) { + if (this.state === StreamStates.OPEN) { this.state = StreamStates.WRITE_CLOSED - } else if (this.state == StreamStates.READ_CLOSED) { + } else if (this.state === StreamStates.READ_CLOSED) { this.state = StreamStates.CLOSED } break case pb.Message_Flag.RESET: this.state = StreamStates.CLOSED + break + + // no default } } else { switch (flag) { case pb.Message_Flag.FIN: - if (this.state == StreamStates.OPEN) { + if (this.state === StreamStates.OPEN) { this.state = StreamStates.WRITE_CLOSED - } else if (this.state == StreamStates.READ_CLOSED) { + } else if (this.state === StreamStates.READ_CLOSED) { this.state = StreamStates.CLOSED } break case pb.Message_Flag.STOP_SENDING: - if (this.state == StreamStates.OPEN) { + if (this.state === StreamStates.OPEN) { this.state = StreamStates.READ_CLOSED - } else if (this.state == StreamStates.WRITE_CLOSED) { + } else if (this.state === StreamStates.WRITE_CLOSED) { this.state = StreamStates.CLOSED } break case pb.Message_Flag.RESET: this.state = StreamStates.CLOSED + break + + // no default } } return [prev, this.state] } } + +export class WebRTCStream implements Stream { + /** + * Unique identifier for a stream + */ + id: string; + + /** + * Stats about this stream + */ + stat: StreamStat; + + /** + * User defined stream metadata + */ + metadata: Record; + + /** + * The data channel used to send and receive data + */ + private readonly channel: RTCDataChannel; + + /** + * The current state of the stream + */ + streamState = new StreamState(); + + /** + * Read unwrapped protobuf data from the underlying datachannel. + * _src is exposed to the user via the `source` getter to . + */ + private readonly _src: Source; + + /** + * push data from the underlying datachannel to the length prefix decoder + * and then the protobuf decoder. + */ + private readonly _innersrc = pushable(); + + /** + * Write data to the remote peer. + * It takes care of wrapping data in a protobuf and adding the length prefix. + */ + sink: Sink>; + + /** + * Deferred promise that resolves when the underlying datachannel is in the + * open state. + */ + opened: DeferredPromise = defer(); + + /** + * Triggers a generator which can be used to close the sink. + */ + closeWritePromise: DeferredPromise = defer(); + + /** + * Callback to invoke when the stream is closed. + */ + closeCb?: (stream: WebRTCStream) => void + + constructor (opts: StreamInitOpts) { + this.channel = opts.channel + this.id = this.channel.label + + this.stat = opts.stat + switch (this.channel.readyState) { + case 'open': + this.opened.resolve() + break + + case 'closed': + case 'closing': + this.streamState.state = StreamStates.CLOSED + if (this.stat.timeline.close === undefined || this.stat.timeline.close === 0) { + this.stat.timeline.close = new Date().getTime() + } + this.opened.resolve() + break + + // no default + } + + this.metadata = opts.metadata ?? {} + + // closable sink + this.sink = this._sinkFn + + // handle RTCDataChannel events + this.channel.onopen = (_evt) => { + this.stat.timeline.open = new Date().getTime() + this.opened.resolve() + } + + this.channel.onclose = (_evt) => { + this.close() + } + + this.channel.onerror = (evt) => { + const err = (evt as RTCErrorEvent).error + this.abort(err) + } + + const self = this + + // reader pipe + this.channel.onmessage = async ({ data }) => { + if (data === null || data.length === 0) { + return + } + this._innersrc.push(new Uint8Array(data as ArrayBufferLike)) + } + + // pipe framed protobuf messages through + // a length prefixed decoder, and surface + // data from the `Message.message` field + // through a source. + this._src = pipe( + this._innersrc, + lengthPrefixed.decode(), + (source) => (async function * () { + for await (const buf of source) { + const message = self.processIncomingProtobuf(buf.subarray()) + if (message != null) { + yield new Uint8ArrayList(message) + } + } + })() + ) + } + + // If user attempts to set a new source + // this should be a nop + set source (_src: Source) { + } + + get source (): Source { + return this._src + } + + private async _sinkFn (src: Source): Promise { + await this.opened.promise + if (this.streamState.state === StreamStates.CLOSED || this.streamState.state === StreamStates.WRITE_CLOSED) { + return + } + + const self = this + const closeWriteIterable = { + async * [Symbol.asyncIterator] () { + await self.closeWritePromise.promise + yield new Uint8Array(0) + } + } + + for await (const buf of merge(closeWriteIterable, src)) { + const state = self.streamState.state + if (state === StreamStates.CLOSED || state === StreamStates.WRITE_CLOSED) { + return + } + const msgbuf = pb.Message.toBinary({ message: buf.subarray() }) + const sendbuf = lengthPrefixed.encode.single(msgbuf) + this.channel.send(sendbuf.subarray()) + } + } + + processIncomingProtobuf (buffer: Uint8Array): Uint8Array | undefined { + const message = pb.Message.fromBinary(buffer) + + if (message.flag !== undefined) { + const [currentState, nextState] = this.streamState.transition({ direction: 'inbound', flag: message.flag }) + if (currentState !== nextState) { + // @TODO(ddimaria): determine if we need to check for StreamStates.OPEN + switch (nextState) { + case StreamStates.READ_CLOSED: + this._innersrc.end() + break + case StreamStates.WRITE_CLOSED: + this.closeWritePromise.resolve() + break + case StreamStates.CLOSED: + this.close() + break + + // no default + } + } + } + return message.message + } + + /** + * Close a stream for reading and writing + */ + close (): void { + this.stat.timeline.close = new Date().getTime() + this.streamState.state = StreamStates.CLOSED + this._innersrc.end() + this.closeWritePromise.resolve() + this.channel.close() + + if (this.closeCb !== undefined) { + this.closeCb(this) + } + } + + /** + * Close a stream for reading only + */ + closeRead (): void { + const [currentState, nextState] = this.streamState.transition({ direction: 'outbound', flag: pb.Message_Flag.STOP_SENDING }) + + if (currentState === StreamStates.OPEN || currentState === StreamStates.WRITE_CLOSED) { + this._sendFlag(pb.Message_Flag.STOP_SENDING); + (this._innersrc).end() + } + + if (currentState !== nextState && nextState === StreamStates.CLOSED) { + this.close() + } + } + + /** + * Close a stream for writing only + */ + closeWrite (): void { + const [currentState, nextState] = this.streamState.transition({ direction: 'outbound', flag: pb.Message_Flag.FIN }) + + if (currentState === StreamStates.OPEN || currentState === StreamStates.READ_CLOSED) { + this._sendFlag(pb.Message_Flag.FIN) + this.closeWritePromise.resolve() + } + + if (currentState !== nextState && nextState === StreamStates.CLOSED) { + this.close() + } + } + + /** + * Call when a local error occurs, should close the stream for reading and writing + */ + abort (err: Error): void { + log.error(`An error occurred, clost the stream for reading and writing: ${err.message}`) + this.close() + } + + /** + * Close the stream for writing, and indicate to the remote side this is being done 'abruptly' + * + * @see closeWrite + */ + reset (): void { + this.stat = defaultStat(this.stat.direction) + const [currentState, nextState] = this.streamState.transition({ direction: 'outbound', flag: pb.Message_Flag.RESET }) + if (currentState !== nextState) { + this._sendFlag(pb.Message_Flag.RESET) + this.close() + } + } + + private _sendFlag (flag: pb.Message_Flag): void { + try { + log.trace('Sending flag: %s', flag.toString()) + const msgbuf = pb.Message.toBinary({ flag: flag }) + this.channel.send(lengthPrefixed.encode.single(msgbuf).subarray()) + } catch (err) { + if (err instanceof Error) { + log.error(`Exception while sending flag ${flag}: ${err.message}`) + } + } + } +} diff --git a/src/transport.ts b/src/transport.ts index e357481..4b294a1 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -35,7 +35,7 @@ export class WebRTCTransport implements Transport { async dial (ma: Multiaddr, options: WebRTCDialOptions): Promise { const rawConn = await this._connect(ma, options) - log(`dialing address - ${ma}`) + log(`dialing address - ${ma.toString()}`) return rawConn } @@ -43,10 +43,12 @@ export class WebRTCTransport implements Transport { throw unimplemented('WebRTCTransport.createListener') } + // Filter out invalid multiaddrs filter (multiaddrs: Multiaddr[]): Multiaddr[] { return multiaddrs.filter(validMa) } + // Implement toString() for WebRTCTransport get [Symbol.toStringTag] (): string { return '@libp2p/webrtc' } @@ -55,9 +57,10 @@ export class WebRTCTransport implements Transport { return true } + // Connect to a peer async _connect (ma: Multiaddr, options: WebRTCDialOptions): Promise { const rps = ma.getPeerId() - if (!rps) { + if (rps === null) { throw inappropriateMultiaddr("we need to have the remote's PeerId") } @@ -79,8 +82,9 @@ export class WebRTCTransport implements Transport { const dataChannelOpenPromise = defer() const handshakeDataChannel = peerConnection.createDataChannel('handshake', { negotiated: true, id: 0 }) const handhsakeTimeout = setTimeout(() => { - log.error('Data channel never opened. State was: %s', handshakeDataChannel.readyState.toString()) - dataChannelOpenPromise.reject(dataChannelError('data', `data channel was never opened: state: ${handshakeDataChannel.readyState}`)) + const error = `Data channel was never opened: state: ${handshakeDataChannel.readyState}` + log.error(error) + dataChannelOpenPromise.reject(dataChannelError('data', error)) }, HANDSHAKE_TIMEOUT_MS) handshakeDataChannel.onopen = (_) => { @@ -88,36 +92,43 @@ export class WebRTCTransport implements Transport { dataChannelOpenPromise.resolve() } - handshakeDataChannel.onerror = (ev: Event) => { + // ref: https://developer.mozilla.org/en-US/docs/Web/API/RTCDataChannel/error_event + handshakeDataChannel.onerror = (event: Event) => { clearTimeout(handhsakeTimeout) - log.error('Error opening a data channel for handshaking: %s', ev.toString()) - dataChannelOpenPromise.reject(dataChannelError('data', `error opening datachannel: ${ev.toString()}`)) + const errorTarget = event.target?.toString() ?? 'not specified' + const error = `Error opening a data channel for handshaking: ${errorTarget}` + log.error(error) + dataChannelOpenPromise.reject(dataChannelError('data', error)) } - let offerSdp = await peerConnection.createOffer() const ufrag = 'libp2p+webrtc+v1/' + genUuid().replaceAll('-', '') - // munge sdp with ufrag = pwd. This allows the remote to respond to - // STUN messages without performing an actual SDP exchange. This is because - // it can infer the passwd field by reading the USERNAME attribute - // of the STUN message. - offerSdp = sdp.munge(offerSdp, ufrag) - await peerConnection.setLocalDescription(offerSdp) - // construct answer sdp from multiaddr + + // Create offer and munge sdp with ufrag = pwd. This allows the remote to + // respond to STUN messages without performing an actual SDP exchange. + // This is because it can infer the passwd field by reading the USERNAME + // attribute of the STUN message. + const offerSdp = await peerConnection.createOffer() + const mungedOfferSdp = sdp.munge(offerSdp, ufrag) + await peerConnection.setLocalDescription(mungedOfferSdp) + + // construct answer sdp from multiaddr and ufrag const answerSdp = sdp.fromMultiAddr(ma, ufrag) await peerConnection.setRemoteDescription(answerSdp) + // wait for peerconnection.onopen to fire, or for the datachannel to open await dataChannelOpenPromise.promise const myPeerId = this.components.peerId const theirPeerId = p.peerIdFromString(rps) - // do noise handshake - // set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. - // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. + // Do noise handshake. + // Set the Noise Prologue to libp2p-webrtc-noise: before starting the actual Noise handshake. + // is the concatenation of the of the two TLS fingerprints of A and B in their multihash byte representation, sorted in ascending order. const fingerprintsPrologue = this.generateNoisePrologue(peerConnection, remoteCerthash.name, ma) + // Since we use the default crypto interface and do not use a static key or early data, // we pass in undefined for these parameters. - const noiseInit = { staticNoiseKey: undefined, extensions: undefined, crypto: undefined, prologueBytes: fingerprintsPrologue }; + const noiseInit = { staticNoiseKey: undefined, extensions: undefined, crypto: undefined, prologueBytes: fingerprintsPrologue } const noise = Noise(noiseInit)() const wrappedChannel = new WebRTCStream({ channel: handshakeDataChannel, stat: { direction: 'outbound', timeline: { open: 1 } } }) const wrappedDuplex = { @@ -142,31 +153,39 @@ export class WebRTCTransport implements Transport { }) const muxerFactory = new DataChannelMuxerFactory(peerConnection) + // For outbound connections, the remote is expected to start the noise handshake. // Therefore, we need to secure an inbound noise connection from the remote. await noise.secureInbound(myPeerId, wrappedDuplex, theirPeerId) - const upgraded = await options.upgrader.upgradeOutbound(maConn, { skipProtection: true, skipEncryption: true, muxerFactory }) - return upgraded + + return await options.upgrader.upgradeOutbound(maConn, { skipProtection: true, skipEncryption: true, muxerFactory }) } + // Generate a noise prologue from the peer connection's certificate. + // noise prologue = bytes('libp2p-webrtc-noise:') + noise-responder fingerprint + noise-initiator fingerprint private generateNoisePrologue (pc: RTCPeerConnection, hashName: multihashes.HashName, ma: Multiaddr): Uint8Array { if (pc.getConfiguration().certificates?.length === 0) { throw invalidArgument('no local certificate') } - const localCert = pc.getConfiguration().certificates?.at(0)! - if (!localCert || localCert.getFingerprints().length === 0) { + + const localCert = pc.getConfiguration().certificates?.at(0) + + if (localCert === undefined || localCert.getFingerprints().length === 0) { throw invalidArgument('no fingerprint on local certificate') } const localFingerprint = localCert.getFingerprints()[0] - const localFpString = localFingerprint.value!.replaceAll(':', '') + + if (localFingerprint.value === undefined) { + throw invalidArgument('no fingerprint on local certificate') + } + + const localFpString = localFingerprint.value.replace(/:/g, '') const localFpArray = uint8arrayFromString(localFpString, 'hex') const local = multihashes.encode(localFpArray, multihashes.names[hashName]) - const remote: Uint8Array = sdp.mbdecoder.decode(sdp.certhash(ma)) const prefix = uint8arrayFromString('libp2p-webrtc-noise:') - // prologue = bytes("libp2p-webrtc-noise:") + noise-responder fingerprint + noise-initiator fingerprint return concat([prefix, local, remote]) } } diff --git a/src/util.ts b/src/util.ts index 32446a5..61a0b46 100644 --- a/src/util.ts +++ b/src/util.ts @@ -1,6 +1,15 @@ +import { expect } from 'chai' export const nopSource = { async * [Symbol.asyncIterator] () {} } export const nopSink = async (_: any) => {} + +export const expectError = (error: unknown, message: string) => { + if (error instanceof Error) { + expect(error.message).to.equal(message) + } else { + expect('Did not throw error:').to.equal(message) + } +} diff --git a/test/sdp.spec.ts b/test/sdp.spec.ts index 1bed281..1015ab8 100644 --- a/test/sdp.spec.ts +++ b/test/sdp.spec.ts @@ -1,75 +1,76 @@ import { multiaddr } from '@multiformats/multiaddr' import { expect } from 'chai' import * as underTest from '../src/sdp.js' -import { bases } from 'multiformats/basics' -import * as multihashes from 'multihashes' -const an_sdp = `v=0 -o=- 0 0 IN IP4 192.168.0.152 +const sampleMultiAddr = multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ') +const sampleCerthash = 'uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ' +const sampleSdp = `v=0 +o=- 0 0 IN IP4 0.0.0.0 s=- -c=IN IP4 192.168.0.152 +c=IN IP4 0.0.0.0 t=0 0 a=ice-lite -m=application 2345 UDP/DTLS/SCTP webrtc-datachannel +m=application 56093 UDP/DTLS/SCTP webrtc-datachannel a=mid:0 -a=setup:active -a=ice-options:ice2 +a=setup:passive a=ice-ufrag:MyUserFragment a=ice-pwd:MyUserFragment -a=fingerprint:sha-256 b9:2e:11:cf:23:ff:da:31:bb:bb:5c:0a:9d:d9:0e:20:07:e2:bb:61:2f:1f:94:cf:e5:2e:0e:05:5c:4e:8a:88 +a=fingerprint:SHA-256 72:68:47:CD:48:B0:5E:C5:60:4D:15:9C:BF:40:1D:6F:00:A1:23:EC:90:17:0E:2C:D1:B3:8F:D2:9D:37:E5:B1 a=sctp-port:5000 a=max-message-size:100000 -a=candidate:1 1 UDP 1 192.168.0.152 2345 typ host` +a=candidate:1467250027 1 UDP 1467250027 0.0.0.0 56093 typ host` -describe('SDP creation', () => { - it('handles simple blue sky easily enough', async () => { - return - const ma = multiaddr('/ip4/192.168.0.152/udp/2345/webrtc/certhash/uEiC5LhHPI__aMbu7XAqd2Q4gB-K7YS8flM_lLg4FXE6KiA') +describe('SDP', () => { + it('converts multiaddr with certhash to an answer SDP', async () => { const ufrag = 'MyUserFragment' - const sdp = underTest.fromMultiAddr(ma, ufrag) - expect(sdp.sdp).to.equal(an_sdp) + const sdp = underTest.fromMultiAddr(sampleMultiAddr, ufrag) + + expect(sdp.sdp).to.contain(sampleSdp) }) - it('extracts certhash', () => { - const ma = multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ') - const c = underTest.certhash(ma) - expect(c).to.equal('uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ') - const mbdecoder = (function () { - const decoders = Object.values(bases).map((b) => b.decoder) - let acc = decoders[0].or(decoders[1]) - decoders.slice(2).forEach((d) => (acc = acc.or(d))) - return acc - })() + it('extracts certhash from a multiaddr', () => { + const certhash = underTest.certhash(sampleMultiAddr) - const mbdecoded = mbdecoder.decode(c) - const mhdecoded = multihashes.decode(mbdecoded) - // sha2-256 multihash 0x12 permanent - // https://github.com/multiformats/multicodec/blob/master/table.csv - expect(mhdecoded.name).to.equal('sha2-256') - expect(mhdecoded.code).to.equal(0x12) - expect(mhdecoded.length).to.equal(32) - expect(mhdecoded.digest.toString()).to.equal('114,104,71,205,72,176,94,197,96,77,21,156,191,64,29,111,0,161,35,236,144,23,14,44,209,179,143,210,157,55,229,177') + expect(certhash).to.equal(sampleCerthash) + }) + + it('decodes a certhash', () => { + const decoded = underTest.decodeCerthash(sampleCerthash) + + // sha2-256 multihash 0x12 permanent + // https://github.com/multiformats/multicodec/blob/master/table.csv + expect(decoded.name).to.equal('sha2-256') + expect(decoded.code).to.equal(0x12) + expect(decoded.length).to.equal(32) + expect(decoded.digest.toString()).to.equal('114,104,71,205,72,176,94,197,96,77,21,156,191,64,29,111,0,161,35,236,144,23,14,44,209,179,143,210,157,55,229,177') + }) + + it('converts a multiaddr into a fingerprint', () => { + const fingerpint = underTest.ma2Fingerprint(sampleMultiAddr) + expect(fingerpint).to.deep.equal([ + 'SHA-256 72:68:47:CD:48:B0:5E:C5:60:4D:15:9C:BF:40:1D:6F:00:A1:23:EC:90:17:0E:2C:D1:B3:8F:D2:9D:37:E5:B1', + '726847cd48b05ec5604d159cbf401d6f00a123ec90170e2cd1b38fd29d37e5b1' + ]) }) -}) -describe('SDP munging', () => { - it('does a simple replacement', () => { - const result = underTest.munge({ type: 'answer', sdp: an_sdp }, 'someotheruserfragmentstring') - expect(result.sdp).to.equal(`v=0 -o=- 0 0 IN IP4 192.168.0.152 + it('munges the ufrag and pwd in a SDP', () => { + const result = underTest.munge({ type: 'answer', sdp: sampleSdp }, 'someotheruserfragmentstring') + const expected = `v=0 +o=- 0 0 IN IP4 0.0.0.0 s=- -c=IN IP4 192.168.0.152 +c=IN IP4 0.0.0.0 t=0 0 a=ice-lite -m=application 2345 UDP/DTLS/SCTP webrtc-datachannel +m=application 56093 UDP/DTLS/SCTP webrtc-datachannel a=mid:0 -a=setup:active -a=ice-options:ice2 +a=setup:passive a=ice-ufrag:someotheruserfragmentstring a=ice-pwd:someotheruserfragmentstring -a=fingerprint:sha-256 b9:2e:11:cf:23:ff:da:31:bb:bb:5c:0a:9d:d9:0e:20:07:e2:bb:61:2f:1f:94:cf:e5:2e:0e:05:5c:4e:8a:88 +a=fingerprint:SHA-256 72:68:47:CD:48:B0:5E:C5:60:4D:15:9C:BF:40:1D:6F:00:A1:23:EC:90:17:0E:2C:D1:B3:8F:D2:9D:37:E5:B1 a=sctp-port:5000 a=max-message-size:100000 -a=candidate:1 1 UDP 1 192.168.0.152 2345 typ host`) +a=candidate:1467250027 1 UDP 1467250027 0.0.0.0 56093 typ host` + + expect(result.sdp).to.equal(expected) }) }) diff --git a/test/server-multiaddr.js b/test/server-multiaddr.js deleted file mode 100644 index 5f9b2c5..0000000 --- a/test/server-multiaddr.js +++ /dev/null @@ -1 +0,0 @@ -export var SERVER_MULTIADDR = '' diff --git a/test/server-multiaddr.ts b/test/server-multiaddr.ts new file mode 100644 index 0000000..b963fd9 --- /dev/null +++ b/test/server-multiaddr.ts @@ -0,0 +1 @@ +export const SERVER_MULTIADDR = '' diff --git a/test/stream.browser.spec.ts b/test/stream.browser.spec.ts index 2abb811..2a095c1 100644 --- a/test/stream.browser.spec.ts +++ b/test/stream.browser.spec.ts @@ -1,7 +1,7 @@ import * as underTest from '../src/stream' import { expect, assert } from 'chai' -describe('stream stats', () => { +describe('Stream Stats', () => { it('can construct', () => { const pc = new RTCPeerConnection() const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index fa49097..21770d7 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -1,4 +1,5 @@ import * as underTest from '../src/transport.js' +import { expectError } from '../src/util' import { UnimplementedError } from '../src/error.js' import { webRTC } from '../src/index.js' import { mockUpgrader } from '@libp2p/interface-mocks' @@ -11,17 +12,14 @@ import { fromString as uint8arrayFromString } from 'uint8arrays/from-string' import { pipe } from 'it-pipe' import first from 'it-first' import { createEd25519PeerId } from '@libp2p/peer-id-factory' - -const { expect, assert } = require('chai').use(require('chai-bytes')) +import { expect, assert } from 'chai' function ignoredDialOption (): CreateListenerOptions { - const u = mockUpgrader({}) - return { - upgrader: u - } + const upgrader = mockUpgrader({}) + return { upgrader } } -describe('basic transport tests', () => { +describe('WebRTC Transport', () => { let components: underTest.WebRTCTransportComponents before(async () => { @@ -30,11 +28,12 @@ describe('basic transport tests', () => { } }) - it('Can construct', () => { + it('can construct', () => { const t = new underTest.WebRTCTransport(components) expect(t.constructor.name).to.equal('WebRTCTransport') }) + // @TODO(ddimaria): determine if this test has value it('createListner does throw', () => { const t = new underTest.WebRTCTransport(components) try { @@ -45,79 +44,74 @@ describe('basic transport tests', () => { } }) - it('toString includes the toStringTag', () => { - const t = new underTest.WebRTCTransport(components) - const s = t.toString() - expect(s).to.contain('@libp2p/webrtc') - }) - + // @TODO(ddimaria): determine if this test has value it('toString property getter', () => { const t = new underTest.WebRTCTransport(components) const s = t[Symbol.toStringTag] expect(s).to.equal('@libp2p/webrtc') }) + // @TODO(ddimaria): determine if this test has value it('symbol property getter', () => { const t = new underTest.WebRTCTransport(components) const s = t[symbol] expect(s).to.equal(true) }) - it('filter gets rid of some invalids and returns a valid', async () => { + it('transport filter filters out invalid multiaddrs', async () => { const mas: Multiaddr[] = [ '/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ', '/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd', '/ip4/1.2.3.4/udp/1234/webrtc/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd', '/ip4/1.2.3.4/udp/1234/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd' - ].map((s) => { - return multiaddr(s) - }) + ].map((s) => multiaddr(s)) const t = new underTest.WebRTCTransport(components) const result = t.filter(mas) const expected: Multiaddr[] = [ multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd') ] - // expect(result).to.not.be.null(); + assert.isNotNull(result) expect(result.constructor.name).to.equal('Array') expect(expected.constructor.name).to.equal('Array') expect(result).to.eql(expected) }) - it('throws appropriate error when dialing someone without a peer ID', async () => { + it('throws WebRTC transport error when dialing a multiaddr without a PeerId', async () => { const ma = multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ') - const t = new underTest.WebRTCTransport(components) + const transport = new underTest.WebRTCTransport(components) + try { - const conn = await t.dial(ma, ignoredDialOption()) - expect(conn.toString()).to.equal('Should have thrown') - } catch (e) { - expect(e).to.be.instanceOf(Error) - if (e instanceof Error) { - // let err: Error = e; - expect(e.message).to.contain('PeerId') - } + await transport.dial(ma, ignoredDialOption()) + } catch (error) { + const expected = 'WebRTC transport error: There was a problem with the Multiaddr which was passed in: we need to have the remote\'s PeerId' + expectError(error, expected) } }) }) -describe('Transport interoperability tests', () => { +// @TODO(ddimaria): remove this test and remove related scripts in package.json +describe('WebRTC Transport Interoperability', () => { it('can connect to a server', async () => { - if (SERVER_MULTIADDR) { - console.log('Will test connecting to', SERVER_MULTIADDR) - } else { - console.log('Will not test connecting to an external server, as we do not appear to have one.') + // we do not test connecting to an external server, as we do not appear to have one + if (SERVER_MULTIADDR === '') { return } + const node = await createLibp2p({ transports: [webRTC()], connectionEncryption: [noise({})] }) + await node.start() + const ma = multiaddr(SERVER_MULTIADDR) const stream = await node.dialProtocol(ma, ['/echo/1.0.0']) const data = 'dataToBeEchoedBackToMe\n' const response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)) - expect(response?.subarray()).to.equalBytes(uint8arrayFromString(data)) + + expect(response?.subarray()).to.equal(uint8arrayFromString(data)) + await node.stop() }) }) diff --git a/tsconfig.json b/tsconfig.json index f000470..0849b1c 100644 --- a/tsconfig.json +++ b/tsconfig.json @@ -2,6 +2,7 @@ "extends": "aegir/src/config/tsconfig.aegir.json", "compilerOptions": { "allowJs": true, + "allowSyntheticDefaultImports": true, "emitDeclarationOnly": false, "importsNotUsedAsValues": "preserve", "module": "ES2020", From a99e5b20ec7f5e99e577be7996827e6bcf1c8b75 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Fri, 4 Nov 2022 12:33:22 -0600 Subject: [PATCH 082/107] Fix CI --- .github/workflows/js-test-and-release.yml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/.github/workflows/js-test-and-release.yml b/.github/workflows/js-test-and-release.yml index 08c8996..77edead 100644 --- a/.github/workflows/js-test-and-release.yml +++ b/.github/workflows/js-test-and-release.yml @@ -95,7 +95,7 @@ jobs: flags: electron-main release: - needs: [test-node, test-chrome, test-chrome-webworker, test-firefox, test-firefox-webworker, test-electron-main, test-electron-renderer] + needs: [test-chrome, test-chrome-webworker, test-firefox, test-firefox-webworker, test-electron-main] runs-on: ubuntu-latest if: github.event_name == 'push' && github.ref == 'refs/heads/master' # with #262 - 'refs/heads/${{{ github.default_branch }}}' steps: From b3393c405842075e9ff7217456b186feedfd805e Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Fri, 4 Nov 2022 12:53:56 -0600 Subject: [PATCH 083/107] Add missing dependencies in package.json --- package.json | 5 +++++ src/index.ts | 2 +- src/maconn.ts | 2 +- src/muxer.ts | 4 ++-- src/sdp.ts | 2 +- src/stream.ts | 2 +- src/transport.ts | 12 ++++++------ src/util.ts | 10 ---------- test/sdp.spec.ts | 2 +- test/transport.browser.spec.ts | 10 +++++----- test/util.ts | 11 ++++++++++- 11 files changed, 33 insertions(+), 29 deletions(-) diff --git a/package.json b/package.json index 77a799e..33c5963 100644 --- a/package.json +++ b/package.json @@ -78,10 +78,14 @@ }, "dependencies": { "@chainsafe/libp2p-noise": "^10.0.0", + "@libp2p/components": "^3.0.2", + "@libp2p/interfaces": "^3.0.2", "@libp2p/interface-connection": "^3.0.2", + "@libp2p/interface-peer-id": "^1.0.5", "@libp2p/interface-stream-muxer": "^3.0.0", "@libp2p/interface-transport": "^2.0.0", "@libp2p/logger": "^2.0.0", + "@libp2p/multistream-select": "^3.0.2", "@libp2p/peer-id": "^1.1.15", "@multiformats/multiaddr": "^11.0.3", "@protobuf-ts/runtime": "^2.8.0", @@ -94,6 +98,7 @@ "multiformats": "^10.0.0", "multihashes": "^4.0.3", "p-defer": "^4.0.0", + "timeout-abort-controller": "^3.0.0", "uint8arraylist": "^2.3.3", "uint8arrays": "^4.0.2", "uuid": "^9.0.0" diff --git a/src/index.ts b/src/index.ts index fd48910..e444cab 100644 --- a/src/index.ts +++ b/src/index.ts @@ -1,5 +1,5 @@ import { Transport } from '@libp2p/interface-transport' -import { WebRTCTransport, WebRTCTransportComponents } from './transport.js' +import { WebRTCTransport, WebRTCTransportComponents } from './transport' export function webRTC (): (components: WebRTCTransportComponents) => Transport { return (components: WebRTCTransportComponents) => new WebRTCTransport(components) diff --git a/src/maconn.ts b/src/maconn.ts index 77711bb..7c4c181 100644 --- a/src/maconn.ts +++ b/src/maconn.ts @@ -2,7 +2,7 @@ import { MultiaddrConnection, MultiaddrConnectionTimeline } from '@libp2p/interf import { logger } from '@libp2p/logger' import { Multiaddr } from '@multiformats/multiaddr' import { Source, Sink } from 'it-stream-types' -import { nopSink, nopSource } from './util.js' +import { nopSink, nopSource } from './util' const log = logger('libp2p:webrtc:connection') diff --git a/src/muxer.ts b/src/muxer.ts index b30a430..36be516 100644 --- a/src/muxer.ts +++ b/src/muxer.ts @@ -2,8 +2,8 @@ import { Stream } from '@libp2p/interface-connection' import { StreamMuxer, StreamMuxerFactory, StreamMuxerInit } from '@libp2p/interface-stream-muxer' import { Source, Sink } from 'it-stream-types' -import { WebRTCStream } from './stream.js' -import { nopSink, nopSource } from './util.js' +import { WebRTCStream } from './stream' +import { nopSink, nopSource } from './util' export class DataChannelMuxerFactory implements StreamMuxerFactory { private readonly peerConnection: RTCPeerConnection diff --git a/src/sdp.ts b/src/sdp.ts index 73d02ab..ffc3587 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -1,4 +1,4 @@ -import { inappropriateMultiaddr, invalidArgument, invalidFingerprint, unsupportedHashAlgorithm } from './error.js' +import { inappropriateMultiaddr, invalidArgument, invalidFingerprint, unsupportedHashAlgorithm } from './error' import { logger } from '@libp2p/logger' import { Multiaddr } from '@multiformats/multiaddr' import * as multihashes from 'multihashes' diff --git a/src/stream.ts b/src/stream.ts index 938f461..ca9e28c 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -7,7 +7,7 @@ import defer, { DeferredPromise } from 'p-defer' import merge from 'it-merge' import { Uint8ArrayList } from 'uint8arraylist' import { logger } from '@libp2p/logger' -import * as pb from '../proto_ts/message.js' +import * as pb from '../proto_ts/message' const log = logger('libp2p:webrtc:stream') diff --git a/src/transport.ts b/src/transport.ts index 4b294a1..990d17a 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -1,7 +1,7 @@ -import * as sdp from './sdp.js' +import * as sdp from './sdp' import * as p from '@libp2p/peer-id' -import { WebRTCDialOptions } from './options.js' -import { WebRTCStream } from './stream.js' +import { WebRTCDialOptions } from './options' +import { WebRTCStream } from './stream' import { noise as Noise } from '@chainsafe/libp2p-noise' import { Connection } from '@libp2p/interface-connection' import type { PeerId } from '@libp2p/interface-peer-id' @@ -13,9 +13,9 @@ import defer from 'p-defer' import { fromString as uint8arrayFromString } from 'uint8arrays/from-string' import { concat } from 'uint8arrays/concat' import * as multihashes from 'multihashes' -import { dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument } from './error.js' -import { WebRTCMultiaddrConnection } from './maconn.js' -import { DataChannelMuxerFactory } from './muxer.js' +import { dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument } from './error' +import { WebRTCMultiaddrConnection } from './maconn' +import { DataChannelMuxerFactory } from './muxer' const log = logger('libp2p:webrtc:transport') const HANDSHAKE_TIMEOUT_MS = 10000 diff --git a/src/util.ts b/src/util.ts index 61a0b46..91fbfcc 100644 --- a/src/util.ts +++ b/src/util.ts @@ -1,15 +1,5 @@ -import { expect } from 'chai' - export const nopSource = { async * [Symbol.asyncIterator] () {} } export const nopSink = async (_: any) => {} - -export const expectError = (error: unknown, message: string) => { - if (error instanceof Error) { - expect(error.message).to.equal(message) - } else { - expect('Did not throw error:').to.equal(message) - } -} diff --git a/test/sdp.spec.ts b/test/sdp.spec.ts index 1015ab8..8055cc0 100644 --- a/test/sdp.spec.ts +++ b/test/sdp.spec.ts @@ -1,6 +1,6 @@ import { multiaddr } from '@multiformats/multiaddr' import { expect } from 'chai' -import * as underTest from '../src/sdp.js' +import * as underTest from '../src/sdp' const sampleMultiAddr = multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ') const sampleCerthash = 'uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ' diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 21770d7..c0cf311 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -1,7 +1,7 @@ -import * as underTest from '../src/transport.js' -import { expectError } from '../src/util' -import { UnimplementedError } from '../src/error.js' -import { webRTC } from '../src/index.js' +import * as underTest from './../src/transport' +import { expectError } from './util' +import { UnimplementedError } from './../src/error' +import { webRTC } from '../src/index' import { mockUpgrader } from '@libp2p/interface-mocks' import { CreateListenerOptions, symbol } from '@libp2p/interface-transport' import { multiaddr, Multiaddr } from '@multiformats/multiaddr' @@ -90,7 +90,7 @@ describe('WebRTC Transport', () => { }) }) -// @TODO(ddimaria): remove this test and remove related scripts in package.json +// @TODO(ddimaria): remove this test and remove related scripts in packageon describe('WebRTC Transport Interoperability', () => { it('can connect to a server', async () => { // we do not test connecting to an external server, as we do not appear to have one diff --git a/test/util.ts b/test/util.ts index 967753a..c272783 100644 --- a/test/util.ts +++ b/test/util.ts @@ -1,3 +1,13 @@ +import { expect } from 'chai' + +export const expectError = (error: unknown, message: string) => { + if (error instanceof Error) { + expect(error.message).to.equal(message) + } else { + expect('Did not throw error:').to.equal(message) + } +} + // import * as ic from '@libp2p/interface-connection' // import {createEd25519PeerId} from '@libp2p/peer-id-factory'; // import {mockRegistrar, mockUpgrader} from '@libp2p/interface-mocks'; @@ -102,4 +112,3 @@ // { connection: serverConnection, registrar: serverRegistrar }, // ]; // } -export {} From f3d74f0905ffdeddd8f4ad56537fe06be13ac8f0 Mon Sep 17 00:00:00 2001 From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com> Date: Tue, 8 Nov 2022 10:29:45 +0000 Subject: [PATCH 084/107] Bump @libp2p/interface-mocks from 7.1.0 to 8.0.1 Bumps [@libp2p/interface-mocks](https://github.com/libp2p/js-libp2p-interfaces) from 7.1.0 to 8.0.1. - [Release notes](https://github.com/libp2p/js-libp2p-interfaces/releases) - [Commits](https://github.com/libp2p/js-libp2p-interfaces/compare/@libp2p/interface-mocks-v7.1.0...@libp2p/interface-mocks-v8.0.1) --- updated-dependencies: - dependency-name: "@libp2p/interface-mocks" dependency-type: direct:development update-type: version-update:semver-major ... Signed-off-by: dependabot[bot] --- package.json | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/package.json b/package.json index 77a799e..538943f 100644 --- a/package.json +++ b/package.json @@ -60,7 +60,7 @@ "release": "aegir release" }, "devDependencies": { - "@libp2p/interface-mocks": "^7.0.2", + "@libp2p/interface-mocks": "^8.0.1", "@libp2p/peer-id-factory": "^1.0.19", "@protobuf-ts/plugin": "^2.8.0", "@protobuf-ts/protoc": "^2.8.0", From 58bf6473d00b39367f56dfb2396ef3360f22530e Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Tue, 8 Nov 2022 09:33:30 -0700 Subject: [PATCH 085/107] Add .js extensions to src imports and reorder imports --- src/index.ts | 2 +- src/maconn.ts | 3 ++- src/muxer.ts | 5 +++-- src/sdp.ts | 6 ++++-- src/stream.ts | 11 ++++++----- src/transport.ts | 19 ++++++++++--------- 6 files changed, 26 insertions(+), 20 deletions(-) diff --git a/src/index.ts b/src/index.ts index e444cab..fd48910 100644 --- a/src/index.ts +++ b/src/index.ts @@ -1,5 +1,5 @@ import { Transport } from '@libp2p/interface-transport' -import { WebRTCTransport, WebRTCTransportComponents } from './transport' +import { WebRTCTransport, WebRTCTransportComponents } from './transport.js' export function webRTC (): (components: WebRTCTransportComponents) => Transport { return (components: WebRTCTransportComponents) => new WebRTCTransport(components) diff --git a/src/maconn.ts b/src/maconn.ts index 7c4c181..7182372 100644 --- a/src/maconn.ts +++ b/src/maconn.ts @@ -2,7 +2,8 @@ import { MultiaddrConnection, MultiaddrConnectionTimeline } from '@libp2p/interf import { logger } from '@libp2p/logger' import { Multiaddr } from '@multiformats/multiaddr' import { Source, Sink } from 'it-stream-types' -import { nopSink, nopSource } from './util' + +import { nopSink, nopSource } from './util.js' const log = logger('libp2p:webrtc:connection') diff --git a/src/muxer.ts b/src/muxer.ts index 36be516..668148b 100644 --- a/src/muxer.ts +++ b/src/muxer.ts @@ -2,8 +2,9 @@ import { Stream } from '@libp2p/interface-connection' import { StreamMuxer, StreamMuxerFactory, StreamMuxerInit } from '@libp2p/interface-stream-muxer' import { Source, Sink } from 'it-stream-types' -import { WebRTCStream } from './stream' -import { nopSink, nopSource } from './util' + +import { WebRTCStream } from './stream.js' +import { nopSink, nopSource } from './util.js' export class DataChannelMuxerFactory implements StreamMuxerFactory { private readonly peerConnection: RTCPeerConnection diff --git a/src/sdp.ts b/src/sdp.ts index ffc3587..e5ea9ed 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -1,8 +1,10 @@ -import { inappropriateMultiaddr, invalidArgument, invalidFingerprint, unsupportedHashAlgorithm } from './error' import { logger } from '@libp2p/logger' import { Multiaddr } from '@multiformats/multiaddr' -import * as multihashes from 'multihashes' import { bases } from 'multiformats/basics' +import * as multihashes from 'multihashes' + +import { inappropriateMultiaddr, invalidArgument, invalidFingerprint, unsupportedHashAlgorithm } from './error.js' + const log = logger('libp2p:webrtc:sdp') const CERTHASH_CODE: number = 466 diff --git a/src/stream.ts b/src/stream.ts index ca9e28c..42d4e95 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -1,13 +1,14 @@ import { Stream, StreamStat, Direction } from '@libp2p/interface-connection' -import { Source, Sink } from 'it-stream-types' -import { pushable } from 'it-pushable' +import { logger } from '@libp2p/logger' import * as lengthPrefixed from 'it-length-prefixed' +import merge from 'it-merge' import { pipe } from 'it-pipe' +import { pushable } from 'it-pushable' import defer, { DeferredPromise } from 'p-defer' -import merge from 'it-merge' +import { Source, Sink } from 'it-stream-types' import { Uint8ArrayList } from 'uint8arraylist' -import { logger } from '@libp2p/logger' -import * as pb from '../proto_ts/message' + +import * as pb from '../proto_ts/message.js' const log = logger('libp2p:webrtc:stream') diff --git a/src/transport.ts b/src/transport.ts index 990d17a..be2a6f6 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -1,21 +1,22 @@ -import * as sdp from './sdp' -import * as p from '@libp2p/peer-id' -import { WebRTCDialOptions } from './options' -import { WebRTCStream } from './stream' import { noise as Noise } from '@chainsafe/libp2p-noise' import { Connection } from '@libp2p/interface-connection' import type { PeerId } from '@libp2p/interface-peer-id' import { CreateListenerOptions, Listener, symbol, Transport } from '@libp2p/interface-transport' import { logger } from '@libp2p/logger' +import * as p from '@libp2p/peer-id' import { Multiaddr } from '@multiformats/multiaddr' -import { v4 as genUuid } from 'uuid' +import * as multihashes from 'multihashes' import defer from 'p-defer' +import { v4 as genUuid } from 'uuid' import { fromString as uint8arrayFromString } from 'uint8arrays/from-string' import { concat } from 'uint8arrays/concat' -import * as multihashes from 'multihashes' -import { dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument } from './error' -import { WebRTCMultiaddrConnection } from './maconn' -import { DataChannelMuxerFactory } from './muxer' + +import { dataChannelError, inappropriateMultiaddr, unimplemented, invalidArgument } from './error.js' +import { WebRTCMultiaddrConnection } from './maconn.js' +import { DataChannelMuxerFactory } from './muxer.js' +import { WebRTCDialOptions } from './options.js' +import * as sdp from './sdp.js' +import { WebRTCStream } from './stream.js' const log = logger('libp2p:webrtc:transport') const HANDSHAKE_TIMEOUT_MS = 10000 From a02c541023368137744bca779f7c2a6d692bde55 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Tue, 8 Nov 2022 09:35:51 -0700 Subject: [PATCH 086/107] Fix lints --- src/sdp.ts | 1 - 1 file changed, 1 deletion(-) diff --git a/src/sdp.ts b/src/sdp.ts index e5ea9ed..4c62c95 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -5,7 +5,6 @@ import * as multihashes from 'multihashes' import { inappropriateMultiaddr, invalidArgument, invalidFingerprint, unsupportedHashAlgorithm } from './error.js' - const log = logger('libp2p:webrtc:sdp') const CERTHASH_CODE: number = 466 From a2407bdd06e0241a711ad17e8dab5b1c59f7eb98 Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Thu, 17 Nov 2022 17:02:15 +0530 Subject: [PATCH 087/107] test prepare script --- package.json | 1 + 1 file changed, 1 insertion(+) diff --git a/package.json b/package.json index eef6e8b..dcbe2ff 100644 --- a/package.json +++ b/package.json @@ -57,6 +57,7 @@ "lint:fix": "aegir lint --fix", "clean": "aegir clean", "dep-check": "aegir dep-check", + "prepare": "npm run build", "release": "aegir release" }, "devDependencies": { From a2c83dd7be49ee1127afc31f891695b583eaa87f Mon Sep 17 00:00:00 2001 From: Chinmay Kousik Date: Thu, 17 Nov 2022 17:13:45 +0530 Subject: [PATCH 088/107] add proto files --- package.json | 3 +++ 1 file changed, 3 insertions(+) diff --git a/package.json b/package.json index dcbe2ff..4e04c01 100644 --- a/package.json +++ b/package.json @@ -12,6 +12,7 @@ "*", "dist/*", "dist/src/*", + "dist/proto_ts/*", "dist/src/*/index" ], "src/*": [ @@ -40,7 +41,9 @@ }, "files": [ "src", + "proto_ts", "dist/src", + "dist/proto_ts", "!dist/test", "!**/*.tsbuildinfo" ], From c8c329e9d4b4776e051a2aafe7ee13e89194abfc Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Thu, 17 Nov 2022 17:13:30 -0700 Subject: [PATCH 089/107] Fill in code documentation --- .coverage/coverage-final.json | 2 + .coverage/coverage-pw.json | 1 + .../86a415dc-f2ec-4a3d-b888-db58545f6218.json | 1 + .../86a415dc-f2ec-4a3d-b888-db58545f6218.json | 1 + .nyc_output/processinfo/index.json | 1 + package.json | 1 + src/error.ts | 98 +++++++++---------- src/maconn.ts | 34 ++++++- src/muxer.ts | 58 ++++++++++- src/options.ts | 6 +- src/sdp.ts | 44 ++++++--- src/stream.ts | 31 ++++++ src/transport.ts | 60 ++++++++++-- 13 files changed, 258 insertions(+), 80 deletions(-) create mode 100644 .coverage/coverage-final.json create mode 100644 .coverage/coverage-pw.json create mode 100644 .nyc_output/86a415dc-f2ec-4a3d-b888-db58545f6218.json create mode 100644 .nyc_output/processinfo/86a415dc-f2ec-4a3d-b888-db58545f6218.json create mode 100644 .nyc_output/processinfo/index.json diff --git a/.coverage/coverage-final.json b/.coverage/coverage-final.json new file mode 100644 index 0000000..fe401cc --- /dev/null +++ b/.coverage/coverage-final.json @@ -0,0 +1,2 @@ +{"/Users/daviddimaria/work/conduit/js-libp2p-webrtc/test/connection.browser.spec.ts": 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\ No newline at end of file diff --git a/.nyc_output/86a415dc-f2ec-4a3d-b888-db58545f6218.json b/.nyc_output/86a415dc-f2ec-4a3d-b888-db58545f6218.json new file mode 100644 index 0000000..9e26dfe --- /dev/null +++ b/.nyc_output/86a415dc-f2ec-4a3d-b888-db58545f6218.json @@ -0,0 +1 @@ +{} \ No newline at end of file diff --git a/.nyc_output/processinfo/86a415dc-f2ec-4a3d-b888-db58545f6218.json b/.nyc_output/processinfo/86a415dc-f2ec-4a3d-b888-db58545f6218.json new file mode 100644 index 0000000..ad3997a --- /dev/null +++ b/.nyc_output/processinfo/86a415dc-f2ec-4a3d-b888-db58545f6218.json @@ -0,0 +1 @@ +{"parent":null,"pid":98624,"argv":["/Users/daviddimaria/.nvm/versions/node/v16.15.0/bin/node","/Users/daviddimaria/work/conduit/js-libp2p-webrtc/node_modules/.bin/mocha","--temp-directory",".coverage","--all"],"execArgv":[],"cwd":"/Users/daviddimaria/work/conduit/js-libp2p-webrtc","time":1668528326079,"ppid":98623,"coverageFilename":"/Users/daviddimaria/work/conduit/js-libp2p-webrtc/.nyc_output/86a415dc-f2ec-4a3d-b888-db58545f6218.json","externalId":"","uuid":"86a415dc-f2ec-4a3d-b888-db58545f6218","files":[]} \ No newline at end of file diff --git a/.nyc_output/processinfo/index.json b/.nyc_output/processinfo/index.json new file mode 100644 index 0000000..bd3a80d --- /dev/null +++ b/.nyc_output/processinfo/index.json @@ -0,0 +1 @@ +{"processes":{"86a415dc-f2ec-4a3d-b888-db58545f6218":{"parent":null,"children":[]}},"files":{},"externalIds":{}} \ No newline at end of file diff --git a/package.json b/package.json index 33c5963..18b12a3 100644 --- a/package.json +++ b/package.json @@ -50,6 +50,7 @@ "build": "aegir build", "test": "aegir test --target browser", "test:interop": "run-p --race start-ext-server wait-then-test", + "test:coverage": "aegir test --target browser --cov -f \"./dist/test/**/*.spec.js\" && npx c8 report", "start-ext-server": "rm -vf dist/test/server-multiaddr.js ; cd ../go-libp2p/ && go run examples/webrtc/main.go ../js-libp2p-webrtc/dist/test/ ", "wait-for-server": "wait-on --delay 1000 --timeout 10000 dist/test/server-multiaddr.js", "wait-then-test": "run-s wait-for-server test", diff --git a/src/error.ts b/src/error.ts index 98ff1e8..c360895 100644 --- a/src/error.ts +++ b/src/error.ts @@ -1,13 +1,6 @@ import errCode from 'err-code' import { Direction } from '@libp2p/interface-connection' -export class WebRTCTransportError extends Error { - constructor (msg: string) { - super('WebRTC transport error: ' + msg) - this.name = 'WebRTCTransportError' - } -} - export enum codes { ERR_ALREADY_ABORTED = 'ERR_ALREADY_ABORTED', ERR_DATA_CHANNEL = 'ERR_DATA_CHANNEL', @@ -21,6 +14,13 @@ export enum codes { ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS = 'ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS', } +export class WebRTCTransportError extends Error { + constructor (msg: string) { + super('WebRTC transport error: ' + msg) + this.name = 'WebRTCTransportError' + } +} + export class ConnectionClosedError extends WebRTCTransportError { constructor (state: RTCPeerConnectionState, msg: string) { super(`peerconnection moved to state: ${state}:` + msg) @@ -32,38 +32,37 @@ export function connectionClosedError (state: RTCPeerConnectionState, msg: strin return errCode(new ConnectionClosedError(state, msg), codes.ERR_CONNECTION_CLOSED) } -export class InvalidArgumentError extends WebRTCTransportError { - constructor (msg: string) { - super('There was a problem with a provided argument: ' + msg) - this.name = 'WebRTC/InvalidArgumentError' +export class DataChannelError extends WebRTCTransportError { + constructor (streamLabel: string, errorMessage: string) { + super(`[stream: ${streamLabel}] data channel error: ${errorMessage}`) + this.name = 'WebRTC/DataChannelError' } } -export function unsupportedHashAlgorithm (algorithm: string) { - return errCode(new UnsupportedHashAlgorithmError(algorithm), codes.ERR_HASH_NOT_SUPPORTED) +export function dataChannelError (streamLabel: string, msg: string) { + return errCode(new DataChannelError(streamLabel, msg), codes.ERR_DATA_CHANNEL) } -export class UnsupportedHashAlgorithmError extends WebRTCTransportError { - constructor (algo: string) { - const msg = `unsupported hash algorithm: ${algo}` - super(msg) - this.name = 'WebRTC/UnsupportedHashAlgorithmError' +export class InappropriateMultiaddrError extends WebRTCTransportError { + constructor (msg: string) { + super('There was a problem with the Multiaddr which was passed in: ' + msg) + this.name = 'WebRTC/InappropriateMultiaddrError' } } -export function invalidArgument (msg: string) { - return errCode(new InvalidArgumentError(msg), codes.ERR_INVALID_PARAMETERS) +export function inappropriateMultiaddr (msg: string) { + return errCode(new InappropriateMultiaddrError(msg), codes.ERR_INVALID_MULTIADDR) } -export class UnimplementedError extends WebRTCTransportError { - constructor (methodName: string) { - super('A method (' + methodName + ') was called though it has been intentionally left unimplemented.') - this.name = 'WebRTC/UnimplementedError' +export class InvalidArgumentError extends WebRTCTransportError { + constructor (msg: string) { + super('There was a problem with a provided argument: ' + msg) + this.name = 'WebRTC/InvalidArgumentError' } } -export function unimplemented (methodName: string) { - return errCode(new UnimplementedError(methodName), codes.ERR_NOT_IMPLEMENTED) +export function invalidArgument (msg: string) { + return errCode(new InvalidArgumentError(msg), codes.ERR_INVALID_PARAMETERS) } export class InvalidFingerprintError extends WebRTCTransportError { @@ -77,17 +76,6 @@ export function invalidFingerprint (fingerprint: string, source: string) { return errCode(new InvalidFingerprintError(fingerprint, source), codes.ERR_INVALID_FINGERPRINT) } -export class InappropriateMultiaddrError extends WebRTCTransportError { - constructor (msg: string) { - super('There was a problem with the Multiaddr which was passed in: ' + msg) - this.name = 'WebRTC/InappropriateMultiaddrError' - } -} - -export function inappropriateMultiaddr (msg: string) { - return errCode(new InappropriateMultiaddrError(msg), codes.ERR_INVALID_MULTIADDR) -} - export class OperationAbortedError extends WebRTCTransportError { constructor (context: string, abortReason: string) { super(`Signalled to abort because (${abortReason}})${context}`) @@ -99,25 +87,37 @@ export function operationAborted (context: string, reason: string) { return errCode(new OperationAbortedError(context, reason), codes.ERR_ALREADY_ABORTED) } -export class DataChannelError extends WebRTCTransportError { - constructor (streamLabel: string, errorMessage: string) { - super(`[stream: ${streamLabel}] data channel error: ${errorMessage}`) - this.name = 'WebRTC/DataChannelError' +export class OverStreamLimitError extends WebRTCTransportError { + constructor (msg: string) { + super(msg) + this.name = 'WebRTC/OverStreamLimitError' } } -export function dataChannelError (streamLabel: string, msg: string) { - return errCode(new DataChannelError(streamLabel, msg), codes.ERR_DATA_CHANNEL) +export function overStreamLimit (dir: Direction, proto: string) { + const code = dir === 'inbound' ? codes.ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS : codes.ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS + return errCode(new OverStreamLimitError(`${dir} stream limit reached for protocol - ${proto}`), code) } -export class StreamingLimitationError extends WebRTCTransportError { - constructor (msg: string) { +export class UnimplementedError extends WebRTCTransportError { + constructor (methodName: string) { + super('A method (' + methodName + ') was called though it has been intentionally left unimplemented.') + this.name = 'WebRTC/UnimplementedError' + } +} + +export function unimplemented (methodName: string) { + return errCode(new UnimplementedError(methodName), codes.ERR_NOT_IMPLEMENTED) +} + +export class UnsupportedHashAlgorithmError extends WebRTCTransportError { + constructor (algo: string) { + const msg = `unsupported hash algorithm: ${algo}` super(msg) - this.name = 'WebRTC/StreamingLimitationError' + this.name = 'WebRTC/UnsupportedHashAlgorithmError' } } -export function overStreamLimit (dir: Direction, proto: string) { - const code = dir === 'inbound' ? codes.ERR_TOO_MANY_INBOUND_PROTOCOL_STREAMS : codes.ERR_TOO_MANY_OUTBOUND_PROTOCOL_STREAMS - return errCode(new StreamingLimitationError(`${dir} stream limit reached for protocol - ${proto}`), code) +export function unsupportedHashAlgorithm (algorithm: string) { + return errCode(new UnsupportedHashAlgorithmError(algorithm), codes.ERR_HASH_NOT_SUPPORTED) } diff --git a/src/maconn.ts b/src/maconn.ts index 7182372..65725ef 100644 --- a/src/maconn.ts +++ b/src/maconn.ts @@ -8,17 +8,46 @@ import { nopSink, nopSource } from './util.js' const log = logger('libp2p:webrtc:connection') interface WebRTCMultiaddrConnectionInit { + /** + * WebRTC Peer Connection + */ peerConnection: RTCPeerConnection + + /** + * The multiaddr address used to communicate with the remote peer + */ remoteAddr: Multiaddr + + /** + * Holds the relevant events timestamps of the connection + */ timeline: MultiaddrConnectionTimeline } export class WebRTCMultiaddrConnection implements MultiaddrConnection { + /** + * WebRTC Peer Connection + */ private readonly peerConnection: RTCPeerConnection; + + /** + * The multiaddr address used to communicate with the remote peer + */ remoteAddr: Multiaddr; + + /** + * Holds the lifecycle times of the connection + */ timeline: MultiaddrConnectionTimeline; + /** + * The stream source, a no-op as the transport natively supports multiplexing + */ source: Source = nopSource + + /** + * The stream destination, a no-op as the transport natively supports multiplexing + */ sink: Sink> = nopSink; constructor (init: WebRTCMultiaddrConnectionInit) { @@ -28,7 +57,10 @@ export class WebRTCMultiaddrConnection implements MultiaddrConnection { } async close (err?: Error | undefined): Promise { - log.error('error closing connection', err) + if (err !== undefined) { + log.error('error closing connection', err) + } + this.peerConnection.close() } } diff --git a/src/muxer.ts b/src/muxer.ts index 668148b..108a5b7 100644 --- a/src/muxer.ts +++ b/src/muxer.ts @@ -7,7 +7,14 @@ import { WebRTCStream } from './stream.js' import { nopSink, nopSource } from './util.js' export class DataChannelMuxerFactory implements StreamMuxerFactory { + /** + * WebRTC Peer Connection + */ private readonly peerConnection: RTCPeerConnection + + /** + * The string representation of the protocol, requried by StreamMuxerFactory + */ protocol: string = '/webrtc' constructor (peerConnection: RTCPeerConnection) { @@ -19,21 +26,61 @@ export class DataChannelMuxerFactory implements StreamMuxerFactory { } } +/** + * A libp2p data channel stream muxer + */ export class DataChannelMuxer implements StreamMuxer { + /** + * WebRTC Peer Connection + */ private readonly peerConnection: RTCPeerConnection + /** + * WebRTC Peer Connection + */ readonly protocol: string = '/webrtc' + + /** + * WebRTC Peer Connection + */ streams: Stream[] = [] + + /** + * Initialized stream muxer + */ init?: StreamMuxerInit + + /** + * Close or abort all tracked streams and stop the muxer + */ close: (err?: Error | undefined) => void = () => {} - // nop source and sink, since the transport natively supports - // multiplexing + /** + * The stream source, a no-op as the transport natively supports multiplexing + */ source: Source = nopSource; + + /** + * The stream destination, a no-op as the transport natively supports multiplexing + */ sink: Sink> = nopSink; constructor (peerConnection: RTCPeerConnection, init?: StreamMuxerInit) { + /** + * Initialized stream muxer + */ this.init = init + + /** + * WebRTC Peer Connection + */ this.peerConnection = peerConnection + + /** + * Fired when a data channel has been added to the connection has been + * added by the remote peer. + * + * {@link https://w3c.github.io/webrtc-pc/#dom-rtcpeerconnection-ondatachannel} + */ this.peerConnection.ondatachannel = ({ channel }) => { const stream = new WebRTCStream({ channel, @@ -51,6 +98,10 @@ export class DataChannelMuxer implements StreamMuxer { } } + /** + * Initiate a new stream with the given name. If no name is + * provided, the id of the stream will be used. + */ newStream (name: string = ''): Stream { const channel = this.peerConnection.createDataChannel(name) const stream = new WebRTCStream({ @@ -63,8 +114,7 @@ export class DataChannelMuxer implements StreamMuxer { }, closeCb: this.init?.onStreamEnd }) + return stream } } - -// export {} diff --git a/src/options.ts b/src/options.ts index b5a7e55..debd186 100644 --- a/src/options.ts +++ b/src/options.ts @@ -1,8 +1,4 @@ import { CreateListenerOptions, DialOptions } from '@libp2p/interface-transport' -export interface WebRTCListenerOptions extends CreateListenerOptions { - //, WebRTCInitiatorInit { - // channelOptions?: WebRTCReceiverInit -} - +export interface WebRTCListenerOptions extends CreateListenerOptions {} export interface WebRTCDialOptions extends DialOptions {} diff --git a/src/sdp.ts b/src/sdp.ts index 4c62c95..f7302d8 100644 --- a/src/sdp.ts +++ b/src/sdp.ts @@ -4,11 +4,13 @@ import { bases } from 'multiformats/basics' import * as multihashes from 'multihashes' import { inappropriateMultiaddr, invalidArgument, invalidFingerprint, unsupportedHashAlgorithm } from './error.js' +import { CERTHASH_CODE } from './transport.js' const log = logger('libp2p:webrtc:sdp') -const CERTHASH_CODE: number = 466 -// Get base2 | identity decoders +/** + * Get base2 | identity decoders + */ export const mbdecoder: any = (function () { const decoders = Object.values(bases).map((b) => b.decoder) let acc = decoders[0].or(decoders[1]) @@ -16,7 +18,9 @@ export const mbdecoder: any = (function () { return acc })() -// Extract the ipv from a multiaddr +/** + * Get base2 | identity decoders + */ function ipv (ma: Multiaddr): string { for (const proto of ma.protoNames()) { if (proto.startsWith('ip')) { @@ -24,7 +28,7 @@ function ipv (ma: Multiaddr): string { } } - log('Warning: multiaddr does not appear to contain IP4 or IP6.', ma) + log('Warning: multiaddr does not appear to contain IP4 or IP6, defaulting to IP6', ma) return 'IP6' } @@ -41,28 +45,34 @@ export function certhash (ma: Multiaddr): string { return certhash } -// Convert a certhash into a multihash +/** + * Convert a certhash into a multihash + */ export function decodeCerthash (certhash: string) { const mbdecoded = mbdecoder.decode(certhash) return multihashes.decode(mbdecoded) } -// Extract the fingerprint from a multiaddr +/** + * Extract the fingerprint from a multiaddr + */ export function ma2Fingerprint (ma: Multiaddr): string[] { // certhash_value is a multibase encoded multihash encoded string const mhdecoded = decodeCerthash(certhash(ma)) const prefix = toSupportedHashFunction(mhdecoded.name) - const fp = mhdecoded.digest.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), '') - const sdp = fp.match(/.{1,2}/g) + const fingerprint = mhdecoded.digest.reduce((str, byte) => str + byte.toString(16).padStart(2, '0'), '') + const sdp = fingerprint.match(/.{1,2}/g) if (sdp == null) { - throw invalidFingerprint(fp, ma.toString()) + throw invalidFingerprint(fingerprint, ma.toString()) } - return [`${prefix.toUpperCase()} ${sdp.join(':').toUpperCase()}`, fp] + return [`${prefix.toUpperCase()} ${sdp.join(':').toUpperCase()}`, fingerprint] } -// Normalize the hash name from a given multihash has name +/** + * Normalize the hash name from a given multihash has name + */ export function toSupportedHashFunction (name: multihashes.HashName): string { switch (name) { case 'sha1': @@ -76,7 +86,9 @@ export function toSupportedHashFunction (name: multihashes.HashName): string { } } -// Convert a multiaddr into a SDP +/** + * Convert a multiaddr into a SDP + */ function ma2sdp (ma: Multiaddr, ufrag: string): string { const { host, port } = ma.toOptions() const ipVersion = ipv(ma) @@ -99,7 +111,9 @@ a=max-message-size:100000 a=candidate:1467250027 1 UDP 1467250027 ${host} ${port} typ host\r\n` } -// Create an answer SDP from a multiaddr +/** + * Create an answer SDP from a multiaddr + */ export function fromMultiAddr (ma: Multiaddr, ufrag: string): RTCSessionDescriptionInit { return { type: 'answer', @@ -107,7 +121,9 @@ export function fromMultiAddr (ma: Multiaddr, ufrag: string): RTCSessionDescript } } -// Replace the ufrag and password values in a SDP +/** + * Replace (munge) the ufrag and password values in a SDP + */ export function munge (desc: RTCSessionDescriptionInit, ufrag: string): RTCSessionDescriptionInit { if (desc.sdp === undefined) { throw invalidArgument("Can't munge a missing SDP") diff --git a/src/stream.ts b/src/stream.ts index 42d4e95..9c42f83 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -12,6 +12,9 @@ import * as pb from '../proto_ts/message.js' const log = logger('libp2p:webrtc:stream') +/** + * Constructs a default StreamStat + */ export function defaultStat (dir: Direction): StreamStat { return { direction: dir, @@ -23,9 +26,26 @@ export function defaultStat (dir: Direction): StreamStat { } interface StreamInitOpts { + /** + * The network channel used for bidirectional peer-to-peer transfers of arbitrary data + * + * {@link https://developer.mozilla.org/en-US/docs/Web/API/RTCDataChannel} + */ channel: RTCDataChannel + + /** + * User defined stream metadata + */ metadata?: Record + + /** + * Stats about this stream + */ stat: StreamStat + + /** + * Callback to invoke when the stream is closed. + */ closeCb?: (stream: WebRTCStream) => void } @@ -33,7 +53,18 @@ interface StreamInitOpts { * State transitions for a stream */ interface StreamStateInput { + /** + * Outbound conections are opened by the local node, inbound streams are opened by the remote + */ direction: 'inbound' | 'outbound' + + /** + * Message flag from the protobuffs + * + * 0 = FIN + * 1 = STOP_SENDING + * 2 = RESET + */ flag: pb.Message_Flag } diff --git a/src/transport.ts b/src/transport.ts index be2a6f6..24d07db 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -19,53 +19,93 @@ import * as sdp from './sdp.js' import { WebRTCStream } from './stream.js' const log = logger('libp2p:webrtc:transport') + +/** + * The time to wait, in milliseconds, for the data channel handshake to complete + */ const HANDSHAKE_TIMEOUT_MS = 10000 -const WEBRTC_CODE: number = 280 -const CERTHASH_CODE: number = 466 +/** + * Created by converting the hexadecimal protocol code to an integer. + * + * {@link https://github.com/multiformats/multiaddr/blob/master/protocols.csv} + */ +export const WEBRTC_CODE: number = 280 + +/** + * Created by converting the hexadecimal protocol code to an integer. + * + * {@link https://github.com/multiformats/multiaddr/blob/master/protocols.csv} + */ +export const CERTHASH_CODE: number = 466 + +/** + * The peer for this transport + */ +// @TODO(ddimaria): seems like an unnessary abstraction, consider removing export interface WebRTCTransportComponents { peerId: PeerId } export class WebRTCTransport implements Transport { + /** + * The peer for this transport + */ private readonly components: WebRTCTransportComponents constructor (components: WebRTCTransportComponents) { this.components = components } + /** + * Dial a given multiaddr + */ async dial (ma: Multiaddr, options: WebRTCDialOptions): Promise { const rawConn = await this._connect(ma, options) log(`dialing address - ${ma.toString()}`) return rawConn } + /** + * Create transport listeners + */ createListener (options: CreateListenerOptions): Listener { throw unimplemented('WebRTCTransport.createListener') } - // Filter out invalid multiaddrs + /** + * Takes a list of `Multiaddr`s and returns only valid addresses for the transport + */ filter (multiaddrs: Multiaddr[]): Multiaddr[] { return multiaddrs.filter(validMa) } - // Implement toString() for WebRTCTransport + /** + * Implement toString() for WebRTCTransport + */ get [Symbol.toStringTag] (): string { return '@libp2p/webrtc' } + /** + * Symbol.for('@libp2p/transport') + */ get [symbol] (): true { return true } - // Connect to a peer + /** + * Connect to a peer using a multiaddr + */ async _connect (ma: Multiaddr, options: WebRTCDialOptions): Promise { const rps = ma.getPeerId() + if (rps === null) { throw inappropriateMultiaddr("we need to have the remote's PeerId") } const remoteCerthash = sdp.decodeCerthash(sdp.certhash(ma)) + // ECDSA is preferred over RSA here. From our testing we find that P-256 elliptic // curve is supported by Pion, webrtc-rs, as well as Chromium (P-228 and P-384 // was not supported in Chromium). We use the same hash function as found in the @@ -162,8 +202,10 @@ export class WebRTCTransport implements Transport { return await options.upgrader.upgradeOutbound(maConn, { skipProtection: true, skipEncryption: true, muxerFactory }) } - // Generate a noise prologue from the peer connection's certificate. - // noise prologue = bytes('libp2p-webrtc-noise:') + noise-responder fingerprint + noise-initiator fingerprint + /** + * Generate a noise prologue from the peer connection's certificate. + * noise prologue = bytes('libp2p-webrtc-noise:') + noise-responder fingerprint + noise-initiator fingerprint + */ private generateNoisePrologue (pc: RTCPeerConnection, hashName: multihashes.HashName, ma: Multiaddr): Uint8Array { if (pc.getConfiguration().certificates?.length === 0) { throw invalidArgument('no local certificate') @@ -191,6 +233,10 @@ export class WebRTCTransport implements Transport { } } +/** + * Determine if a given multiaddr contains a WebRTC Code (280), + * a Certhash Code (466) and a PeerId + */ function validMa (ma: Multiaddr): boolean { const codes = ma.protoCodes() return codes.includes(WEBRTC_CODE) && codes.includes(CERTHASH_CODE) && ma.getPeerId() != null From 6d7c52872cb2148264a6af3123f0532b57700481 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Thu, 17 Nov 2022 17:15:15 -0700 Subject: [PATCH 090/107] Ignore coverage reports --- .coverage/coverage-final.json | 2 -- .coverage/coverage-pw.json | 1 - .gitignore | 2 ++ .nyc_output/86a415dc-f2ec-4a3d-b888-db58545f6218.json | 1 - .../processinfo/86a415dc-f2ec-4a3d-b888-db58545f6218.json | 1 - .nyc_output/processinfo/index.json | 1 - 6 files changed, 2 insertions(+), 6 deletions(-) delete mode 100644 .coverage/coverage-final.json delete mode 100644 .coverage/coverage-pw.json delete mode 100644 .nyc_output/86a415dc-f2ec-4a3d-b888-db58545f6218.json delete mode 100644 .nyc_output/processinfo/86a415dc-f2ec-4a3d-b888-db58545f6218.json delete mode 100644 .nyc_output/processinfo/index.json diff --git a/.coverage/coverage-final.json b/.coverage/coverage-final.json deleted file mode 100644 index fe401cc..0000000 --- a/.coverage/coverage-final.json +++ /dev/null @@ -1,2 +0,0 @@ -{"/Users/daviddimaria/work/conduit/js-libp2p-webrtc/test/connection.browser.spec.ts": 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\ No newline at end of file diff --git a/.gitignore b/.gitignore index 4dd334d..ad84570 100644 --- a/.gitignore +++ b/.gitignore @@ -18,6 +18,8 @@ public/css/main.css # Coverage reports coverage +.coverage +.nyc_output # API keys and secrets .env diff --git a/.nyc_output/86a415dc-f2ec-4a3d-b888-db58545f6218.json b/.nyc_output/86a415dc-f2ec-4a3d-b888-db58545f6218.json deleted file mode 100644 index 9e26dfe..0000000 --- a/.nyc_output/86a415dc-f2ec-4a3d-b888-db58545f6218.json +++ /dev/null @@ -1 +0,0 @@ -{} \ No newline at end of file diff --git a/.nyc_output/processinfo/86a415dc-f2ec-4a3d-b888-db58545f6218.json b/.nyc_output/processinfo/86a415dc-f2ec-4a3d-b888-db58545f6218.json deleted file mode 100644 index ad3997a..0000000 --- a/.nyc_output/processinfo/86a415dc-f2ec-4a3d-b888-db58545f6218.json +++ /dev/null @@ -1 +0,0 @@ -{"parent":null,"pid":98624,"argv":["/Users/daviddimaria/.nvm/versions/node/v16.15.0/bin/node","/Users/daviddimaria/work/conduit/js-libp2p-webrtc/node_modules/.bin/mocha","--temp-directory",".coverage","--all"],"execArgv":[],"cwd":"/Users/daviddimaria/work/conduit/js-libp2p-webrtc","time":1668528326079,"ppid":98623,"coverageFilename":"/Users/daviddimaria/work/conduit/js-libp2p-webrtc/.nyc_output/86a415dc-f2ec-4a3d-b888-db58545f6218.json","externalId":"","uuid":"86a415dc-f2ec-4a3d-b888-db58545f6218","files":[]} \ No newline at end of file diff --git a/.nyc_output/processinfo/index.json b/.nyc_output/processinfo/index.json deleted file mode 100644 index bd3a80d..0000000 --- a/.nyc_output/processinfo/index.json +++ /dev/null @@ -1 +0,0 @@ -{"processes":{"86a415dc-f2ec-4a3d-b888-db58545f6218":{"parent":null,"children":[]}},"files":{},"externalIds":{}} \ No newline at end of file From 37794cd4e4e2f01e9cd2b6cef8d51d3233dc9f1c Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Wed, 30 Nov 2022 09:43:42 -0700 Subject: [PATCH 091/107] Test maconn, update existing test and code to accomodate tests --- src/maconn.ts | 3 +- test/maconn.browser.spec.ts | 33 ++++++++++++ test/util.ts | 104 ++++++++++++++++++------------------ 3 files changed, 87 insertions(+), 53 deletions(-) create mode 100644 test/maconn.browser.spec.ts diff --git a/src/maconn.ts b/src/maconn.ts index 65725ef..cd9d30d 100644 --- a/src/maconn.ts +++ b/src/maconn.ts @@ -28,7 +28,7 @@ export class WebRTCMultiaddrConnection implements MultiaddrConnection { /** * WebRTC Peer Connection */ - private readonly peerConnection: RTCPeerConnection; + readonly peerConnection: RTCPeerConnection; /** * The multiaddr address used to communicate with the remote peer @@ -61,6 +61,7 @@ export class WebRTCMultiaddrConnection implements MultiaddrConnection { log.error('error closing connection', err) } + this.timeline.close = new Date().getTime() this.peerConnection.close() } } diff --git a/test/maconn.browser.spec.ts b/test/maconn.browser.spec.ts new file mode 100644 index 0000000..88a524b --- /dev/null +++ b/test/maconn.browser.spec.ts @@ -0,0 +1,33 @@ +/* eslint-disable @typescript-eslint/no-unused-expressions */ + +import { WebRTCMultiaddrConnection } from './../src/maconn' +import { createConnectedRTCPeerConnectionPair } from './util' + +import { multiaddr } from '@multiformats/multiaddr' +import { expect } from 'chai' + +describe('Multiaddr Connection', () => { + it('can open and close', async () => { + const peers = await createConnectedRTCPeerConnectionPair(); + console.log(peers) + // const peerConnection = new RTCPeerConnection() + // peerConnection.createDataChannel('whatever', { negotiated: true, id: 91 }) + + const remoteAddr = multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ') + const maConn = new WebRTCMultiaddrConnection({ + peerConnection: peers[0], + remoteAddr, + timeline: { + open: (new Date()).getTime() + } + }) + + console.log(maConn.peerConnection) + expect(maConn.timeline.close).to.be.undefined + + await maConn.close() + console.log(maConn.peerConnection) + + expect(maConn.timeline.close).to.not.be.undefined + }) +}) diff --git a/test/util.ts b/test/util.ts index c272783..d35f886 100644 --- a/test/util.ts +++ b/test/util.ts @@ -12,69 +12,69 @@ export const expectError = (error: unknown, message: string) => { // import {createEd25519PeerId} from '@libp2p/peer-id-factory'; // import {mockRegistrar, mockUpgrader} from '@libp2p/interface-mocks'; // import {Components} from '@libp2p/components'; -// import defer, {DeferredPromise} from 'p-defer'; +import defer, {DeferredPromise} from 'p-defer'; // import {MockConnection} from '../src/connection'; // import {Multiaddr} from '@multiformats/multiaddr'; // import {v4} from 'uuid'; -// import {Registrar, StreamHandler} from '@libp2p/interface-registrar'; -// import { pipe } from 'it-pipe'; -// import { logger } from '@libp2p/logger'; +import {/*Registrar, */StreamHandler} from '@libp2p/interface-registrar'; +import { pipe } from 'it-pipe'; +import { logger } from '@libp2p/logger'; -// const log = logger('libp2p:webrtc:test:util'); +const log = logger('libp2p:webrtc:test:util'); -// export const echoHandler: StreamHandler = ({ stream }) => pipe(stream.source, stream.sink); +export const echoHandler: StreamHandler = ({ stream }) => pipe(stream.source, stream.sink); -// export async function createConnectedRTCPeerConnectionPair(): Promise { -// let [client, server] = [new RTCPeerConnection(), new RTCPeerConnection()]; -// // log('created peer connections'); -// // we don't need auth for a local test but we need a component for candidate gathering -// client.createDataChannel('data'); -// client.onicecandidate = ({candidate}) => { -// if (candidate !== null) { -// server.addIceCandidate(candidate); -// } -// }; -// server.onicecandidate = ({candidate}) => { -// if (candidate !== null) { -// client.addIceCandidate(candidate); -// } -// }; -// let resolveOnConnect = (pc: RTCPeerConnection): DeferredPromise => { -// let promise: DeferredPromise = defer(); -// pc.onconnectionstatechange = (_evt) => { -// switch (pc.connectionState) { -// case 'connected': -// log.trace('pc connected'); -// promise.resolve(); -// return; -// case 'failed': -// case 'disconnected': -// promise.reject(`Peerconnection state: ${pc.connectionState}`); -// return; -// } -// }; -// return promise; -// } +export async function createConnectedRTCPeerConnectionPair(): Promise { + let [client, server] = [new RTCPeerConnection(), new RTCPeerConnection()]; + // log('created peer connections'); + // we don't need auth for a local test but we need a component for candidate gathering + client.createDataChannel('data'); + client.onicecandidate = ({candidate}) => { + if (candidate !== null) { + server.addIceCandidate(candidate); + } + }; + server.onicecandidate = ({candidate}) => { + if (candidate !== null) { + client.addIceCandidate(candidate); + } + }; + let resolveOnConnect = (pc: RTCPeerConnection): DeferredPromise => { + let promise: DeferredPromise = defer(); + pc.onconnectionstatechange = (_evt) => { + switch (pc.connectionState) { + case 'connected': + log.trace('pc connected'); + promise.resolve(); + return; + case 'failed': + case 'disconnected': + promise.reject(`Peerconnection state: ${pc.connectionState}`); + return; + } + }; + return promise; + } -// let clientConnected = resolveOnConnect(client); -// let serverConnected = resolveOnConnect(server); -// log('set callbacks on peerconnections'); + let clientConnected = resolveOnConnect(client); + let serverConnected = resolveOnConnect(server); + log('set callbacks on peerconnections'); -// let clientOffer = await client.createOffer(); -// await client.setLocalDescription(clientOffer); -// await server.setRemoteDescription(clientOffer); -// let serverAnswer = await server.createAnswer(); -// await server.setLocalDescription(serverAnswer); -// await client.setRemoteDescription(serverAnswer); -// log('completed sdp exchange'); + let clientOffer = await client.createOffer(); + await client.setLocalDescription(clientOffer); + await server.setRemoteDescription(clientOffer); + let serverAnswer = await server.createAnswer(); + await server.setLocalDescription(serverAnswer); + await client.setRemoteDescription(serverAnswer); + log('completed sdp exchange'); -// await Promise.all([clientConnected.promise, serverConnected.promise]) + await Promise.all([clientConnected.promise, serverConnected.promise]) -// log.trace(`clientstate: ${client.connectionState}, serverstate: ${server.connectionState}`) + log.trace(`clientstate: ${client.connectionState}, serverstate: ${server.connectionState}`) -// log('created peer connections'); -// return [client, server]; -// } + log('created peer connections'); + return [client, server]; +} // export async function createConnectionPair(): Promise<{ connection: ic.Connection, registrar: Registrar }[]> { // let [clientPeerId, serverPeerId] = await Promise.all([createEd25519PeerId(), createEd25519PeerId()]); From 232d171337ba0cae9a0e4b6dfd23cdac8f1451f0 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Wed, 30 Nov 2022 18:05:24 -0700 Subject: [PATCH 092/107] Create a browser-to-server example --- examples/browser-to-server/README.md | 34 + examples/browser-to-server/index.html | 41 + examples/browser-to-server/index.js | 39 + examples/browser-to-server/package.json | 18 + examples/browser-to-server/vite.config.js | 11 + examples/go-libp2p-server/.gitignore | 1 + examples/go-libp2p-server/go.mod | 111 +++ examples/go-libp2p-server/go.sum | 904 ++++++++++++++++++++++ examples/go-libp2p-server/main.go | 96 +++ package.json | 3 +- src/muxer.ts | 4 +- test/maconn.browser.spec.ts | 15 +- test/server-multiaddr.ts | 2 +- test/transport.browser.spec.ts | 8 +- test/util.ts | 122 ++- 15 files changed, 1328 insertions(+), 81 deletions(-) create mode 100644 examples/browser-to-server/README.md create mode 100644 examples/browser-to-server/index.html create mode 100644 examples/browser-to-server/index.js create mode 100644 examples/browser-to-server/package.json create mode 100644 examples/browser-to-server/vite.config.js create mode 100644 examples/go-libp2p-server/.gitignore create mode 100644 examples/go-libp2p-server/go.mod create mode 100644 examples/go-libp2p-server/go.sum create mode 100644 examples/go-libp2p-server/main.go diff --git a/examples/browser-to-server/README.md b/examples/browser-to-server/README.md new file mode 100644 index 0000000..19d79ce --- /dev/null +++ b/examples/browser-to-server/README.md @@ -0,0 +1,34 @@ +# js-libp2p-webrtc Browser to Server + +This example leverages the [vite bundler](https://vitejs.dev/) to compile and serve the libp2p code in the browser. You can use other bundlers such as Webpack, but we will not be covering them here. + +## Running the Go Server + +To run the Go LibP2P WebRTC server: + +```shell +npm run go-libp2p-server +``` + +Copy the multiaddress in the output. + +## Running the Example + +In a separate console tab, install dependencies and start the Vite server: + +```shell +npm i && npm run start +``` + +The browser window will automatically open. +Using the copied multiaddress from the Go server, pasted that value into the `Server MultiAddress` input and click the `Connect` button. +Once the peer is connected, click the message section will appear. Enter a message and click the `Send` button. + +The output should look like: + +```text +Dialing /ip4/10.0.1.5/udp/54375/webrtc/certhash/uEiADy8JubdWrAzseyzfXFyCpdRN02eWZg86tjCrTCA5dbQ/p2p/12D3KooWEG7N4bnZfFBNZE7WG6xm2P4Sr6sonMwyD4HCAqApEthb +Peer connected '/ip4/10.0.1.5/udp/54375/webrtc/certhash/uEiADy8JubdWrAzseyzfXFyCpdRN02eWZg86tjCrTCA5dbQ/p2p/12D3KooWEG7N4bnZfFBNZE7WG6xm2P4Sr6sonMwyD4HCAqApEthb' +Sending message 'hello' +Received message 'hello' +``` \ No newline at end of file diff --git a/examples/browser-to-server/index.html b/examples/browser-to-server/index.html new file mode 100644 index 0000000..24ff11f --- /dev/null +++ b/examples/browser-to-server/index.html @@ -0,0 +1,41 @@ + + + + + + js-libp2p WebRTC + + + +
+
+ + + +
+
+ + + +
+
+
+ + + diff --git a/examples/browser-to-server/index.js b/examples/browser-to-server/index.js new file mode 100644 index 0000000..fdd5487 --- /dev/null +++ b/examples/browser-to-server/index.js @@ -0,0 +1,39 @@ +import { createLibp2p } from 'libp2p' +import { Noise } from '@chainsafe/libp2p-noise' +import { multiaddr } from '@multiformats/multiaddr' +import first from "it-first"; +import { pipe } from "it-pipe"; +import { fromString, toString } from "uint8arrays"; +import { webRTC } from 'js-libp2p-webrtc' + + let stream; + const output = document.getElementById('output') + const sendSection = document.getElementById('send-section') + const appendOutput = (line) => output.innerText += `${line}\n` + const clean = (line) => line.replaceAll('\n', '') + + const node = await createLibp2p({ + transports: [webRTC()], + connectionEncryption: [() => new Noise()], + }); + + await node.start() + + node.connectionManager.addEventListener('peer:connect', (connection) => { + appendOutput(`Peer connected '${node.getConnections().map(c => c.remoteAddr.toString())}'`) + sendSection.style.display = 'block' + }) + + window.connect.onclick = async () => { + const ma = multiaddr(window.peer.value) + appendOutput(`Dialing ${ma}`) + stream = await node.dialProtocol(ma, ['/echo/1.0.0']) + } + + window.send.onclick = async () => { + const message = `${window.message.value}\n` + appendOutput(`Sending message '${clean(message)}'`) + const response = await pipe([fromString(message)], stream, async (source) => await first(source)) + const responseDecoded = toString(response.slice(0, response.length)); + appendOutput(`Received message '${clean(responseDecoded)}'`) + } \ No newline at end of file diff --git a/examples/browser-to-server/package.json b/examples/browser-to-server/package.json new file mode 100644 index 0000000..8d75a28 --- /dev/null +++ b/examples/browser-to-server/package.json @@ -0,0 +1,18 @@ +{ + "name": "js-libp2p-webrtc-browser-to-server", + "version": "1.0.0", + "description": "Connect a browser to a server", + "type": "module", + "scripts": { + "start": "vite", + "go-libp2p-server": "cd ../go-libp2p-server && go build && ./go-libp2p-server" + }, + "dependencies": { + "@chainsafe/libp2p-noise": "^9.0.0", + "@multiformats/multiaddr": "^11.0.5", + "js-libp2p-webrtc": "github:little-bear-labs/js-libp2p-webrtc#libp2p-demo-2022", + "it-pushable": "^3.1.0", + "libp2p": "^0.40.0", + "vite": "^3.1.0" + } +} diff --git a/examples/browser-to-server/vite.config.js b/examples/browser-to-server/vite.config.js new file mode 100644 index 0000000..0298488 --- /dev/null +++ b/examples/browser-to-server/vite.config.js @@ -0,0 +1,11 @@ +export default { + build: { + target: 'es2020' + }, + optimizeDeps: { + esbuildOptions: { target: 'es2020', supported: { bigint: true } } + }, + server: { + open: true + } +} \ No newline at end of file diff --git a/examples/go-libp2p-server/.gitignore b/examples/go-libp2p-server/.gitignore new file mode 100644 index 0000000..baadac2 --- /dev/null +++ b/examples/go-libp2p-server/.gitignore @@ -0,0 +1 @@ +go-libp2p-server \ No newline at end of file diff --git a/examples/go-libp2p-server/go.mod b/examples/go-libp2p-server/go.mod new file mode 100644 index 0000000..b1fe819 --- /dev/null +++ b/examples/go-libp2p-server/go.mod @@ -0,0 +1,111 @@ +module github.com/little-bear-labs/js-libp2p/go-libp2p-server + +go 1.18 + +replace github.com/libp2p/go-libp2p => github.com/ckousik/go-libp2p v0.23.3-0.20221029141116-67b7c6290b11 + +require github.com/libp2p/go-libp2p v0.23.2 + +require ( + github.com/benbjohnson/clock v1.3.0 // indirect + github.com/beorn7/perks v1.0.1 // indirect + github.com/cespare/xxhash/v2 v2.1.2 // indirect + github.com/containerd/cgroups v1.0.4 // indirect + github.com/coreos/go-systemd/v22 v22.4.0 // indirect + github.com/davidlazar/go-crypto v0.0.0-20200604182044-b73af7476f6c // indirect + github.com/decred/dcrd/dcrec/secp256k1/v4 v4.1.0 // indirect + github.com/docker/go-units v0.5.0 // indirect + github.com/elastic/gosigar v0.14.2 // indirect + github.com/flynn/noise v1.0.0 // indirect + github.com/francoispqt/gojay v1.2.13 // indirect + github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect + github.com/godbus/dbus/v5 v5.1.0 // indirect + github.com/gogo/protobuf v1.3.2 // indirect + github.com/golang/mock v1.6.0 // indirect + github.com/golang/protobuf v1.5.2 // indirect + github.com/google/gopacket v1.1.19 // indirect + github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38 // indirect + github.com/google/uuid v1.3.0 // indirect + github.com/gorilla/websocket v1.5.0 // indirect + github.com/huin/goupnp v1.0.3 // indirect + github.com/ipfs/go-cid v0.3.2 // indirect + github.com/ipfs/go-log/v2 v2.5.1 // indirect + github.com/jackpal/go-nat-pmp v1.0.2 // indirect + github.com/jbenet/go-temp-err-catcher v0.1.0 // indirect + github.com/klauspost/compress v1.15.10 // indirect + github.com/klauspost/cpuid/v2 v2.1.1 // indirect + github.com/koron/go-ssdp v0.0.3 // indirect + github.com/libp2p/go-buffer-pool v0.1.0 // indirect + github.com/libp2p/go-cidranger v1.1.0 // indirect + github.com/libp2p/go-flow-metrics v0.1.0 // indirect + github.com/libp2p/go-libp2p-asn-util v0.2.0 // indirect + github.com/libp2p/go-msgio v0.2.0 // indirect + github.com/libp2p/go-nat v0.1.0 // indirect + github.com/libp2p/go-netroute v0.2.0 // indirect + github.com/libp2p/go-openssl v0.1.0 // indirect + github.com/libp2p/go-reuseport v0.2.0 // indirect + github.com/libp2p/go-yamux/v4 v4.0.0 // indirect + github.com/lucas-clemente/quic-go v0.30.0 // indirect + github.com/marten-seemann/qtls-go1-18 v0.1.3 // indirect + github.com/marten-seemann/qtls-go1-19 v0.1.1 // indirect + github.com/marten-seemann/tcp v0.0.0-20210406111302-dfbc87cc63fd // indirect + github.com/mattn/go-isatty v0.0.16 // indirect + github.com/mattn/go-pointer v0.0.1 // indirect + github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect + github.com/miekg/dns v1.1.50 // indirect + github.com/mikioh/tcpinfo v0.0.0-20190314235526-30a79bb1804b // indirect + github.com/mikioh/tcpopt v0.0.0-20190314235656-172688c1accc // indirect + github.com/minio/sha256-simd v1.0.0 // indirect + github.com/mr-tron/base58 v1.2.0 // indirect + github.com/multiformats/go-base32 v0.1.0 // indirect + github.com/multiformats/go-base36 v0.1.0 // indirect + github.com/multiformats/go-multiaddr v0.7.0 // indirect + github.com/multiformats/go-multiaddr-dns v0.3.1 // indirect + github.com/multiformats/go-multiaddr-fmt v0.1.0 // indirect + github.com/multiformats/go-multibase v0.1.1 // indirect + github.com/multiformats/go-multicodec v0.6.0 // indirect + github.com/multiformats/go-multihash v0.2.1 // indirect + github.com/multiformats/go-multistream v0.3.3 // indirect + github.com/multiformats/go-varint v0.0.6 // indirect + github.com/onsi/ginkgo/v2 v2.2.0 // indirect + github.com/opencontainers/runtime-spec v1.0.2 // indirect + github.com/pbnjay/memory v0.0.0-20210728143218-7b4eea64cf58 // indirect + github.com/pion/datachannel v1.5.2 // indirect + github.com/pion/dtls/v2 v2.1.5 // indirect + github.com/pion/ice/v2 v2.2.6 // indirect + github.com/pion/interceptor v0.1.12 // indirect + github.com/pion/logging v0.2.2 // indirect + github.com/pion/mdns v0.0.5 // indirect + github.com/pion/randutil v0.1.0 // indirect + github.com/pion/rtcp v1.2.10 // indirect + github.com/pion/rtp v1.7.13 // indirect + github.com/pion/sctp v1.8.2 // indirect + github.com/pion/sdp/v3 v3.0.6 // indirect + github.com/pion/srtp/v2 v2.0.10 // indirect + github.com/pion/stun v0.3.5 // indirect + github.com/pion/transport v0.13.1 // indirect + github.com/pion/turn/v2 v2.0.8 // indirect + github.com/pion/udp v0.1.1 // indirect + github.com/pion/webrtc/v3 v3.1.43 // indirect + github.com/pkg/errors v0.9.1 // indirect + github.com/prometheus/client_golang v1.13.0 // indirect + github.com/prometheus/client_model v0.2.0 // indirect + github.com/prometheus/common v0.37.0 // indirect + github.com/prometheus/procfs v0.8.0 // indirect + github.com/raulk/go-watchdog v1.3.0 // indirect + github.com/rogpeppe/go-internal v1.9.0 // indirect + github.com/spacemonkeygo/spacelog v0.0.0-20180420211403-2296661a0572 // indirect + github.com/spaolacci/murmur3 v1.1.0 // indirect + go.uber.org/atomic v1.10.0 // indirect + go.uber.org/multierr v1.8.0 // indirect + go.uber.org/zap v1.23.0 // indirect + golang.org/x/crypto v0.0.0-20220829220503-c86fa9a7ed90 // indirect + golang.org/x/exp v0.0.0-20220916125017-b168a2c6b86b // indirect + golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4 // indirect + golang.org/x/net v0.0.0-20220920183852-bf014ff85ad5 // indirect + golang.org/x/sync v0.0.0-20220907140024-f12130a52804 // indirect + golang.org/x/sys v0.0.0-20220913175220-63ea55921009 // indirect + golang.org/x/tools v0.1.12 // indirect + google.golang.org/protobuf v1.28.1 // indirect + lukechampine.com/blake3 v1.1.7 // indirect +) diff --git a/examples/go-libp2p-server/go.sum b/examples/go-libp2p-server/go.sum new file mode 100644 index 0000000..b75fec9 --- /dev/null +++ b/examples/go-libp2p-server/go.sum @@ -0,0 +1,904 @@ +cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +cloud.google.com/go v0.31.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= +cloud.google.com/go v0.37.0/go.mod h1:TS1dMSSfndXH133OKGwekG838Om/cQT0BUHV3HcBgoo= +cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU= +cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6AU= +cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY= +cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc= +cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0= +cloud.google.com/go v0.50.0/go.mod h1:r9sluTvynVuxRIOHXQEHMFffphuXHOMZMycpNR5e6To= +cloud.google.com/go v0.52.0/go.mod h1:pXajvRH/6o3+F9jDHZWQ5PbGhn+o8w9qiu/CffaVdO4= +cloud.google.com/go v0.53.0/go.mod h1:fp/UouUEsRkN6ryDKNW/Upv/JBKnv6WDthjR6+vze6M= +cloud.google.com/go v0.54.0/go.mod h1:1rq2OEkV3YMf6n/9ZvGWI3GWw0VoqH/1x2nd8Is/bPc= +cloud.google.com/go v0.56.0/go.mod h1:jr7tqZxxKOVYizybht9+26Z/gUq7tiRzu+ACVAMbKVk= +cloud.google.com/go v0.57.0/go.mod h1:oXiQ6Rzq3RAkkY7N6t3TcE6jE+CIBBbA36lwQ1JyzZs= +cloud.google.com/go v0.62.0/go.mod h1:jmCYTdRCQuc1PHIIJ/maLInMho30T/Y0M4hTdTShOYc= +cloud.google.com/go v0.65.0/go.mod h1:O5N8zS7uWy9vkA9vayVHs65eM1ubvY4h553ofrNHObY= +cloud.google.com/go/bigquery v1.0.1/go.mod h1:i/xbL2UlR5RvWAURpBYZTtm/cXjCha9lbfbpx4poX+o= +cloud.google.com/go/bigquery v1.3.0/go.mod h1:PjpwJnslEMmckchkHFfq+HTD2DmtT67aNFKH1/VBDHE= +cloud.google.com/go/bigquery v1.4.0/go.mod h1:S8dzgnTigyfTmLBfrtrhyYhwRxG72rYxvftPBK2Dvzc= +cloud.google.com/go/bigquery v1.5.0/go.mod h1:snEHRnqQbz117VIFhE8bmtwIDY80NLUZUMb4Nv6dBIg= +cloud.google.com/go/bigquery v1.7.0/go.mod h1://okPTzCYNXSlb24MZs83e2Do+h+VXtc4gLoIoXIAPc= +cloud.google.com/go/bigquery v1.8.0/go.mod h1:J5hqkt3O0uAFnINi6JXValWIb1v0goeZM77hZzJN/fQ= +cloud.google.com/go/datastore v1.0.0/go.mod h1:LXYbyblFSglQ5pkeyhO+Qmw7ukd3C+pD7TKLgZqpHYE= +cloud.google.com/go/datastore v1.1.0/go.mod h1:umbIZjpQpHh4hmRpGhH4tLFup+FVzqBi1b3c64qFpCk= +cloud.google.com/go/pubsub v1.0.1/go.mod h1:R0Gpsv3s54REJCy4fxDixWD93lHJMoZTyQ2kNxGRt3I= +cloud.google.com/go/pubsub v1.1.0/go.mod h1:EwwdRX2sKPjnvnqCa270oGRyludottCI76h+R3AArQw= +cloud.google.com/go/pubsub v1.2.0/go.mod h1:jhfEVHT8odbXTkndysNHCcx0awwzvfOlguIAii9o8iA= +cloud.google.com/go/pubsub v1.3.1/go.mod h1:i+ucay31+CNRpDW4Lu78I4xXG+O1r/MAHgjpRVR+TSU= +cloud.google.com/go/storage v1.0.0/go.mod h1:IhtSnM/ZTZV8YYJWCY8RULGVqBDmpoyjwiyrjsg+URw= +cloud.google.com/go/storage v1.5.0/go.mod h1:tpKbwo567HUNpVclU5sGELwQWBDZ8gh0ZeosJ0Rtdos= +cloud.google.com/go/storage 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v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= +github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo= +github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc= +github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc= +github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0= +github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0= +github.com/alecthomas/units v0.0.0-20190924025748-f65c72e2690d/go.mod h1:rBZYJk541a8SKzHPHnH3zbiI+7dagKZ0cgpgrD7Fyho= +github.com/anmitsu/go-shlex v0.0.0-20161002113705-648efa622239/go.mod h1:2FmKhYUyUczH0OGQWaF5ceTx0UBShxjsH6f8oGKYe2c= +github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA= 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v0.0.0-20180604144634-d3ebe8f20ae4/go.mod h1:ketZ/q3QxT9HOBeFhu6RdvsftgpsbFHBF5Cas6cDKZ0= diff --git a/examples/go-libp2p-server/main.go b/examples/go-libp2p-server/main.go new file mode 100644 index 0000000..33120f3 --- /dev/null +++ b/examples/go-libp2p-server/main.go @@ -0,0 +1,96 @@ +package main + +import ( + "bufio" + "fmt" + "log" + "net" + "os" + "os/signal" + "syscall" + + "github.com/libp2p/go-libp2p" + "github.com/libp2p/go-libp2p/core/host" + "github.com/libp2p/go-libp2p/core/network" + "github.com/libp2p/go-libp2p/core/peer" + webrtc "github.com/libp2p/go-libp2p/p2p/transport/webrtc" +) + +var listenerIp = net.IPv4(127, 0, 0, 1) + +func init() { + ifaces, err := net.Interfaces() + if err != nil { + return + } + for _, iface := range ifaces { + if iface.Flags&net.FlagUp == 0 { + continue + } + addrs, err := iface.Addrs() + if err != nil { + return + } + for _, addr := range addrs { + // bind to private non-loopback ip + if ipnet, ok := addr.(*net.IPNet); ok && !ipnet.IP.IsLoopback() && ipnet.IP.IsPrivate() { + if ipnet.IP.To4() != nil { + listenerIp = ipnet.IP.To4() + return + } + } + } + } +} + +func echoHandler(stream network.Stream) { + for { + reader := bufio.NewReader(stream) + str, err := reader.ReadString('\n') + log.Printf("err: %s", err) + if err != nil { + return + } + log.Printf("echo: %s", str) + _, err = stream.Write([]byte(str)) + log.Printf("err: %s", err) + if err != nil { + return + } + + } +} + +func main() { + host := createHost() + host.SetStreamHandler("/echo/1.0.0", echoHandler) + defer host.Close() + remoteInfo := peer.AddrInfo{ + ID: host.ID(), + Addrs: host.Network().ListenAddresses(), + } + + remoteAddrs, _ := peer.AddrInfoToP2pAddrs(&remoteInfo) + fmt.Println("p2p addr: ", remoteAddrs[0]) + + fmt.Println("press Ctrl+C to quit") + ch := make(chan os.Signal, 1) + signal.Notify(ch, syscall.SIGTERM, syscall.SIGINT) + <-ch +} + +func createHost() host.Host { + h, err := libp2p.New( + libp2p.Transport(webrtc.New), + libp2p.ListenAddrStrings( + fmt.Sprintf("/ip4/%s/udp/0/webrtc", listenerIp), + ), + libp2p.DisableRelay(), + libp2p.Ping(true), + ) + if err != nil { + panic(err) + } + + return h +} diff --git a/package.json b/package.json index 18b12a3..95afbd4 100644 --- a/package.json +++ b/package.json @@ -61,6 +61,7 @@ "release": "aegir release" }, "devDependencies": { + "@libp2p/interface-compliance-tests": "^3.0.3", "@libp2p/interface-mocks": "^7.0.2", "@libp2p/peer-id-factory": "^1.0.19", "@protobuf-ts/plugin": "^2.8.0", @@ -80,11 +81,11 @@ "dependencies": { "@chainsafe/libp2p-noise": "^10.0.0", "@libp2p/components": "^3.0.2", - "@libp2p/interfaces": "^3.0.2", "@libp2p/interface-connection": "^3.0.2", "@libp2p/interface-peer-id": "^1.0.5", "@libp2p/interface-stream-muxer": "^3.0.0", "@libp2p/interface-transport": "^2.0.0", + "@libp2p/interfaces": "^3.0.2", "@libp2p/logger": "^2.0.0", "@libp2p/multistream-select": "^3.0.2", "@libp2p/peer-id": "^1.1.15", diff --git a/src/muxer.ts b/src/muxer.ts index 108a5b7..019b628 100644 --- a/src/muxer.ts +++ b/src/muxer.ts @@ -1,4 +1,3 @@ -// import {Components} from "@libp2p/components" import { Stream } from '@libp2p/interface-connection' import { StreamMuxer, StreamMuxerFactory, StreamMuxerInit } from '@libp2p/interface-stream-muxer' import { Source, Sink } from 'it-stream-types' @@ -79,7 +78,7 @@ export class DataChannelMuxer implements StreamMuxer { * Fired when a data channel has been added to the connection has been * added by the remote peer. * - * {@link https://w3c.github.io/webrtc-pc/#dom-rtcpeerconnection-ondatachannel} + * {@link https://developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/datachannel_event} */ this.peerConnection.ondatachannel = ({ channel }) => { const stream = new WebRTCStream({ @@ -92,6 +91,7 @@ export class DataChannelMuxer implements StreamMuxer { }, closeCb: init?.onStreamEnd }) + if ((init?.onIncomingStream) != null) { init.onIncomingStream(stream) } diff --git a/test/maconn.browser.spec.ts b/test/maconn.browser.spec.ts index 88a524b..ff4c2dc 100644 --- a/test/maconn.browser.spec.ts +++ b/test/maconn.browser.spec.ts @@ -1,32 +1,25 @@ /* eslint-disable @typescript-eslint/no-unused-expressions */ -import { WebRTCMultiaddrConnection } from './../src/maconn' -import { createConnectedRTCPeerConnectionPair } from './util' - import { multiaddr } from '@multiformats/multiaddr' import { expect } from 'chai' +import { WebRTCMultiaddrConnection } from './../src/maconn' describe('Multiaddr Connection', () => { it('can open and close', async () => { - const peers = await createConnectedRTCPeerConnectionPair(); - console.log(peers) - // const peerConnection = new RTCPeerConnection() - // peerConnection.createDataChannel('whatever', { negotiated: true, id: 91 }) - + const peerConnection = new RTCPeerConnection() + peerConnection.createDataChannel('whatever', { negotiated: true, id: 91 }) const remoteAddr = multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ') const maConn = new WebRTCMultiaddrConnection({ - peerConnection: peers[0], + peerConnection: peerConnection, remoteAddr, timeline: { open: (new Date()).getTime() } }) - console.log(maConn.peerConnection) expect(maConn.timeline.close).to.be.undefined await maConn.close() - console.log(maConn.peerConnection) expect(maConn.timeline.close).to.not.be.undefined }) diff --git a/test/server-multiaddr.ts b/test/server-multiaddr.ts index b963fd9..4071108 100644 --- a/test/server-multiaddr.ts +++ b/test/server-multiaddr.ts @@ -1 +1 @@ -export const SERVER_MULTIADDR = '' +export const SERVER_MULTIADDR = '/ip4/10.0.1.5/udp/51286/webrtc/certhash/uEiABp0C-w4k0yrwqWeLcftPP9bmgu64ssrY0wfH3PPZ3ow/p2p/12D3KooWE9Mg3FMFSQ6jvedGxVFe2UBfvzMCLC4qhaVnjV3xjn5R' diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index c0cf311..415c634 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -90,13 +90,13 @@ describe('WebRTC Transport', () => { }) }) -// @TODO(ddimaria): remove this test and remove related scripts in packageon +// @TODO(ddimaria): remove this test and remove related scripts in package.json describe('WebRTC Transport Interoperability', () => { it('can connect to a server', async () => { // we do not test connecting to an external server, as we do not appear to have one - if (SERVER_MULTIADDR === '') { - return - } + // if (SERVER_MULTIADDR === '') { + // return + // } const node = await createLibp2p({ transports: [webRTC()], diff --git a/test/util.ts b/test/util.ts index d35f886..b91eaec 100644 --- a/test/util.ts +++ b/test/util.ts @@ -1,4 +1,15 @@ import { expect } from 'chai' +// import * as ic from '@libp2p/interface-connection' +// import {Components} from '@libp2p/components'; +// import defer, { DeferredPromise } from 'p-defer' +// import {MockConnection} from '../src/connection'; +// import { multiaddr } from '@multiformats/multiaddr' +// import {v4} from 'uuid'; +// import { /* Registrar, */ StreamHandler } from '@libp2p/interface-registrar' +// import { pipe } from 'it-pipe' +// import { logger } from '@libp2p/logger' +// import { createEd25519PeerId } from '@libp2p/peer-id-factory'; +// import { mockRegistrar, mockUpgrader } from '@libp2p/interface-mocks'; export const expectError = (error: unknown, message: string) => { if (error instanceof Error) { @@ -8,73 +19,60 @@ export const expectError = (error: unknown, message: string) => { } } -// import * as ic from '@libp2p/interface-connection' -// import {createEd25519PeerId} from '@libp2p/peer-id-factory'; -// import {mockRegistrar, mockUpgrader} from '@libp2p/interface-mocks'; -// import {Components} from '@libp2p/components'; -import defer, {DeferredPromise} from 'p-defer'; -// import {MockConnection} from '../src/connection'; -// import {Multiaddr} from '@multiformats/multiaddr'; -// import {v4} from 'uuid'; -import {/*Registrar, */StreamHandler} from '@libp2p/interface-registrar'; -import { pipe } from 'it-pipe'; -import { logger } from '@libp2p/logger'; - -const log = logger('libp2p:webrtc:test:util'); +// const log = logger('libp2p:webrtc:test:util') -export const echoHandler: StreamHandler = ({ stream }) => pipe(stream.source, stream.sink); +// export const echoHandler: StreamHandler = async ({ stream }) => await pipe(stream.source, stream.sink) -export async function createConnectedRTCPeerConnectionPair(): Promise { - let [client, server] = [new RTCPeerConnection(), new RTCPeerConnection()]; - // log('created peer connections'); - // we don't need auth for a local test but we need a component for candidate gathering - client.createDataChannel('data'); - client.onicecandidate = ({candidate}) => { - if (candidate !== null) { - server.addIceCandidate(candidate); - } - }; - server.onicecandidate = ({candidate}) => { - if (candidate !== null) { - client.addIceCandidate(candidate); - } - }; - let resolveOnConnect = (pc: RTCPeerConnection): DeferredPromise => { - let promise: DeferredPromise = defer(); - pc.onconnectionstatechange = (_evt) => { - switch (pc.connectionState) { - case 'connected': - log.trace('pc connected'); - promise.resolve(); - return; - case 'failed': - case 'disconnected': - promise.reject(`Peerconnection state: ${pc.connectionState}`); - return; - } - }; - return promise; - } +// export async function createConnectedRTCPeerConnectionPair (): Promise { +// const [client, server] = [new RTCPeerConnection(), new RTCPeerConnection()] +// // log('created peer connections'); +// // we don't need auth for a local test but we need a component for candidate gathering +// client.createDataChannel('data') +// client.onicecandidate = ({ candidate }) => { +// if (candidate !== null) { +// server.addIceCandidate(candidate) +// } +// } +// server.onicecandidate = ({ candidate }) => { +// if (candidate !== null) { +// client.addIceCandidate(candidate) +// } +// } +// const resolveOnConnect = (pc: RTCPeerConnection): DeferredPromise => { +// const promise: DeferredPromise = defer() +// pc.onconnectionstatechange = (_evt) => { +// switch (pc.connectionState) { +// case 'connected': +// log('pc connected') +// promise.resolve() +// return +// case 'failed': +// case 'disconnected': +// promise.reject(`Peerconnection state: ${pc.connectionState}`) +// } +// } +// return promise +// } - let clientConnected = resolveOnConnect(client); - let serverConnected = resolveOnConnect(server); - log('set callbacks on peerconnections'); +// const clientConnected = resolveOnConnect(client) +// const serverConnected = resolveOnConnect(server) +// log('set callbacks on peerconnections') - let clientOffer = await client.createOffer(); - await client.setLocalDescription(clientOffer); - await server.setRemoteDescription(clientOffer); - let serverAnswer = await server.createAnswer(); - await server.setLocalDescription(serverAnswer); - await client.setRemoteDescription(serverAnswer); - log('completed sdp exchange'); +// const clientOffer = await client.createOffer() +// await client.setLocalDescription(clientOffer) +// await server.setRemoteDescription(clientOffer) +// const serverAnswer = await server.createAnswer() +// await server.setLocalDescription(serverAnswer) +// await client.setRemoteDescription(serverAnswer) +// log('completed sdp exchange') - await Promise.all([clientConnected.promise, serverConnected.promise]) +// await Promise.all([clientConnected.promise, serverConnected.promise]) - log.trace(`clientstate: ${client.connectionState}, serverstate: ${server.connectionState}`) +// log(`clientstate: ${client.connectionState}, serverstate: ${server.connectionState}`) - log('created peer connections'); - return [client, server]; -} +// log('created peer connections') +// return [client, server] +// } // export async function createConnectionPair(): Promise<{ connection: ic.Connection, registrar: Registrar }[]> { // let [clientPeerId, serverPeerId] = await Promise.all([createEd25519PeerId(), createEd25519PeerId()]); @@ -86,7 +84,7 @@ export async function createConnectedRTCPeerConnectionPair(): Promise Date: Thu, 1 Dec 2022 07:59:36 -0700 Subject: [PATCH 093/107] Fix copy/paste documentation errors --- src/muxer.ts | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/muxer.ts b/src/muxer.ts index 019b628..6e899ed 100644 --- a/src/muxer.ts +++ b/src/muxer.ts @@ -34,12 +34,12 @@ export class DataChannelMuxer implements StreamMuxer { */ private readonly peerConnection: RTCPeerConnection /** - * WebRTC Peer Connection + * The protocol as represented in the multiaddress */ readonly protocol: string = '/webrtc' /** - * WebRTC Peer Connection + * Array of streams in the data channel */ streams: Stream[] = [] From 4599d334e38b5e9fb79728b053044d78b80be4d0 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Thu, 1 Dec 2022 10:30:02 -0700 Subject: [PATCH 094/107] Remove unused --- test/server-multiaddr.ts | 1 - test/transport.browser.spec.ts | 33 ----------- test/util.ts | 103 --------------------------------- 3 files changed, 137 deletions(-) delete mode 100644 test/server-multiaddr.ts diff --git a/test/server-multiaddr.ts b/test/server-multiaddr.ts deleted file mode 100644 index 4071108..0000000 --- a/test/server-multiaddr.ts +++ /dev/null @@ -1 +0,0 @@ -export const SERVER_MULTIADDR = '/ip4/10.0.1.5/udp/51286/webrtc/certhash/uEiABp0C-w4k0yrwqWeLcftPP9bmgu64ssrY0wfH3PPZ3ow/p2p/12D3KooWE9Mg3FMFSQ6jvedGxVFe2UBfvzMCLC4qhaVnjV3xjn5R' diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 415c634..6228679 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -1,16 +1,9 @@ import * as underTest from './../src/transport' import { expectError } from './util' import { UnimplementedError } from './../src/error' -import { webRTC } from '../src/index' import { mockUpgrader } from '@libp2p/interface-mocks' import { CreateListenerOptions, symbol } from '@libp2p/interface-transport' import { multiaddr, Multiaddr } from '@multiformats/multiaddr' -import { SERVER_MULTIADDR } from './server-multiaddr' -import { noise } from '@chainsafe/libp2p-noise' -import { createLibp2p } from 'libp2p' -import { fromString as uint8arrayFromString } from 'uint8arrays/from-string' -import { pipe } from 'it-pipe' -import first from 'it-first' import { createEd25519PeerId } from '@libp2p/peer-id-factory' import { expect, assert } from 'chai' @@ -89,29 +82,3 @@ describe('WebRTC Transport', () => { } }) }) - -// @TODO(ddimaria): remove this test and remove related scripts in package.json -describe('WebRTC Transport Interoperability', () => { - it('can connect to a server', async () => { - // we do not test connecting to an external server, as we do not appear to have one - // if (SERVER_MULTIADDR === '') { - // return - // } - - const node = await createLibp2p({ - transports: [webRTC()], - connectionEncryption: [noise({})] - }) - - await node.start() - - const ma = multiaddr(SERVER_MULTIADDR) - const stream = await node.dialProtocol(ma, ['/echo/1.0.0']) - const data = 'dataToBeEchoedBackToMe\n' - const response = await pipe([uint8arrayFromString(data)], stream, async (source) => await first(source)) - - expect(response?.subarray()).to.equal(uint8arrayFromString(data)) - - await node.stop() - }) -}) diff --git a/test/util.ts b/test/util.ts index b91eaec..415e643 100644 --- a/test/util.ts +++ b/test/util.ts @@ -1,15 +1,4 @@ import { expect } from 'chai' -// import * as ic from '@libp2p/interface-connection' -// import {Components} from '@libp2p/components'; -// import defer, { DeferredPromise } from 'p-defer' -// import {MockConnection} from '../src/connection'; -// import { multiaddr } from '@multiformats/multiaddr' -// import {v4} from 'uuid'; -// import { /* Registrar, */ StreamHandler } from '@libp2p/interface-registrar' -// import { pipe } from 'it-pipe' -// import { logger } from '@libp2p/logger' -// import { createEd25519PeerId } from '@libp2p/peer-id-factory'; -// import { mockRegistrar, mockUpgrader } from '@libp2p/interface-mocks'; export const expectError = (error: unknown, message: string) => { if (error instanceof Error) { @@ -18,95 +7,3 @@ export const expectError = (error: unknown, message: string) => { expect('Did not throw error:').to.equal(message) } } - -// const log = logger('libp2p:webrtc:test:util') - -// export const echoHandler: StreamHandler = async ({ stream }) => await pipe(stream.source, stream.sink) - -// export async function createConnectedRTCPeerConnectionPair (): Promise { -// const [client, server] = [new RTCPeerConnection(), new RTCPeerConnection()] -// // log('created peer connections'); -// // we don't need auth for a local test but we need a component for candidate gathering -// client.createDataChannel('data') -// client.onicecandidate = ({ candidate }) => { -// if (candidate !== null) { -// server.addIceCandidate(candidate) -// } -// } -// server.onicecandidate = ({ candidate }) => { -// if (candidate !== null) { -// client.addIceCandidate(candidate) -// } -// } -// const resolveOnConnect = (pc: RTCPeerConnection): DeferredPromise => { -// const promise: DeferredPromise = defer() -// pc.onconnectionstatechange = (_evt) => { -// switch (pc.connectionState) { -// case 'connected': -// log('pc connected') -// promise.resolve() -// return -// case 'failed': -// case 'disconnected': -// promise.reject(`Peerconnection state: ${pc.connectionState}`) -// } -// } -// return promise -// } - -// const clientConnected = resolveOnConnect(client) -// const serverConnected = resolveOnConnect(server) -// log('set callbacks on peerconnections') - -// const clientOffer = await client.createOffer() -// await client.setLocalDescription(clientOffer) -// await server.setRemoteDescription(clientOffer) -// const serverAnswer = await server.createAnswer() -// await server.setLocalDescription(serverAnswer) -// await client.setRemoteDescription(serverAnswer) -// log('completed sdp exchange') - -// await Promise.all([clientConnected.promise, serverConnected.promise]) - -// log(`clientstate: ${client.connectionState}, serverstate: ${server.connectionState}`) - -// log('created peer connections') -// return [client, server] -// } - -// export async function createConnectionPair(): Promise<{ connection: ic.Connection, registrar: Registrar }[]> { -// let [clientPeerId, serverPeerId] = await Promise.all([createEd25519PeerId(), createEd25519PeerId()]); -// let [clientRegistrar, serverRegistrar] = [mockRegistrar(), mockRegistrar()]; -// let upgrader = mockUpgrader(); -// let [client, server] = await createConnectedRTCPeerConnectionPair(); -// let clientConnection = new MockConnection({ -// id: v4(), -// pc: client, -// localPeer: clientPeerId, -// remotePeer: serverPeerId, -// remoteAddr: multiaddr(), -// components: new Components({ -// peerId: clientPeerId, -// registrar: clientRegistrar, -// upgrader: upgrader, -// }), -// direction: 'outbound', -// }); -// let serverConnection = new MockConnection({ -// id: v4(), -// pc: server, -// localPeer: serverPeerId, -// remotePeer: clientPeerId, -// remoteAddr: multiaddr(), -// components: new Components({ -// peerId: serverPeerId, -// registrar: serverRegistrar, -// upgrader: upgrader, -// }), -// direction: 'inbound', -// }); -// return [ -// { connection: clientConnection, registrar: clientRegistrar }, -// { connection: serverConnection, registrar: serverRegistrar }, -// ]; -// } From 041a057cb9144cdc214e409c2268bfd166f374d0 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Thu, 1 Dec 2022 14:01:50 -0700 Subject: [PATCH 095/107] Test chrome and firefox --- package.json | 11 ++++------- test/transport.browser.spec.ts | 2 -- 2 files changed, 4 insertions(+), 9 deletions(-) diff --git a/package.json b/package.json index 95afbd4..046a973 100644 --- a/package.json +++ b/package.json @@ -48,12 +48,10 @@ "autogen": "npx protoc --ts_out proto_ts --proto_path src src/*.proto", "othergen": "./node_modules/.bin/proto-loader-gen-types --longs=String --enums=String --defaults --oneofs --grpcLib=@grpc/grpc-js --outDir=proto_ts/ src/*.proto", "build": "aegir build", - "test": "aegir test --target browser", + "test": "aegir test -t browser", "test:interop": "run-p --race start-ext-server wait-then-test", - "test:coverage": "aegir test --target browser --cov -f \"./dist/test/**/*.spec.js\" && npx c8 report", - "start-ext-server": "rm -vf dist/test/server-multiaddr.js ; cd ../go-libp2p/ && go run examples/webrtc/main.go ../js-libp2p-webrtc/dist/test/ ", - "wait-for-server": "wait-on --delay 1000 --timeout 10000 dist/test/server-multiaddr.js", - "wait-then-test": "run-s wait-for-server test", + "test:chrome": "aegir test -t browser -f \"./dist/test/**/*.spec.js\" --cov", + "test:firefox": "aegir test -t browser -f \"./dist/test/**/*.spec.js\" -- --browser firefox", "lint": "aegir lint", "lint:fix": "aegir lint --fix", "clean": "aegir clean", @@ -75,8 +73,7 @@ "libp2p": "^0.40.0", "npm-run-all": "^4.1.5", "prettier": "^2.7.1", - "typescript": "^4.7.4", - "wait-on": "^6.0.1" + "typescript": "^4.7.4" }, "dependencies": { "@chainsafe/libp2p-noise": "^10.0.0", diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index 6228679..b251817 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -37,14 +37,12 @@ describe('WebRTC Transport', () => { } }) - // @TODO(ddimaria): determine if this test has value it('toString property getter', () => { const t = new underTest.WebRTCTransport(components) const s = t[Symbol.toStringTag] expect(s).to.equal('@libp2p/webrtc') }) - // @TODO(ddimaria): determine if this test has value it('symbol property getter', () => { const t = new underTest.WebRTCTransport(components) const s = t[symbol] From 86dd1d25ec6e4b2128d3e2cee5119b2334d8f086 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Thu, 1 Dec 2022 14:18:09 -0700 Subject: [PATCH 096/107] Add webworker tests --- package.json | 2 ++ 1 file changed, 2 insertions(+) diff --git a/package.json b/package.json index 4ba1505..3fc7a5b 100644 --- a/package.json +++ b/package.json @@ -54,7 +54,9 @@ "test": "aegir test -t browser", "test:interop": "run-p --race start-ext-server wait-then-test", "test:chrome": "aegir test -t browser -f \"./dist/test/**/*.spec.js\" --cov", + "test:chrome-webworker": "aegir test -t webworker -f \"./dist/test/**/*.spec.js\" --cov", "test:firefox": "aegir test -t browser -f \"./dist/test/**/*.spec.js\" -- --browser firefox", + "test:firefox-webworker": "aegir test -t webworker -f \"./dist/test/**/*.spec.js\" -- --browser firefox", "lint": "aegir lint", "lint:fix": "aegir lint --fix", "clean": "aegir clean", From 3b78322249e64abdf1f6c76d54c4a927fce341d1 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Thu, 1 Dec 2022 15:50:50 -0700 Subject: [PATCH 097/107] Removing webworker scripts as webrtc doesn't work in web/service workers --- package.json | 2 -- 1 file changed, 2 deletions(-) diff --git a/package.json b/package.json index 3fc7a5b..4ba1505 100644 --- a/package.json +++ b/package.json @@ -54,9 +54,7 @@ "test": "aegir test -t browser", "test:interop": "run-p --race start-ext-server wait-then-test", "test:chrome": "aegir test -t browser -f \"./dist/test/**/*.spec.js\" --cov", - "test:chrome-webworker": "aegir test -t webworker -f \"./dist/test/**/*.spec.js\" --cov", "test:firefox": "aegir test -t browser -f \"./dist/test/**/*.spec.js\" -- --browser firefox", - "test:firefox-webworker": "aegir test -t webworker -f \"./dist/test/**/*.spec.js\" -- --browser firefox", "lint": "aegir lint", "lint:fix": "aegir lint --fix", "clean": "aegir clean", From 7d83c812288dcae5c8571927cfa6ca25116eca1b Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Thu, 1 Dec 2022 17:59:41 -0700 Subject: [PATCH 098/107] Polish all the READMEs --- README.md | 123 +++++++++++++++++++++++--------- examples/README.md | 4 ++ package.json | 4 +- src/transport.ts | 2 +- test/connection.browser.spec.ts | 48 ------------- 5 files changed, 95 insertions(+), 86 deletions(-) create mode 100644 examples/README.md delete mode 100644 test/connection.browser.spec.ts diff --git a/README.md b/README.md index 92a083e..7c09902 100644 --- a/README.md +++ b/README.md @@ -3,8 +3,8 @@ [![libp2p.io](https://img.shields.io/badge/project-libp2p-yellow.svg?style=flat-square)](http://libp2p.io/) [![IRC](https://img.shields.io/badge/freenode-%23libp2p-yellow.svg?style=flat-square)](http://webchat.freenode.net/?channels=%23libp2p) [![Discuss](https://img.shields.io/discourse/https/discuss.libp2p.io/posts.svg?style=flat-square)](https://discuss.libp2p.io) -[![codecov](https://img.shields.io/codecov/c/github/little-bear-labs//js-libp2p-webrtc.svg?style=flat-square)](https://codecov.io/gh/little-bear-labs//js-libp2p-webrtc) -[![CI](https://img.shields.io/github/workflow/status/libp2p/js-libp2p-interfaces/test%20&%20maybe%20release/master?style=flat-square)](https://github.com/little-bear-labs//js-libp2p-webrtc/actions/workflows/js-test-and-release.yml) +[![codecov](https://img.shields.io/codecov/c/github/little-bear-labs/js-libp2p-webrtc.svg?style=flat-square)](https://codecov.io/gh/little-bear-labs/js-libp2p-webrtc) +[![CI](https://img.shields.io/github/workflow/status/libp2p/js-libp2p-interfaces/test%20&%20maybe%20release/master?style=flat-square)](https://github.com/little-bear-labs/js-libp2p-webrtc/actions/workflows/js-test-and-release.yml) > The browser implementation of the WebRTC module for libp2p. @@ -12,13 +12,14 @@ - [Install](#install) - [Usage](#usage) -- [API](#api) +- [Examples](#examples) +- [Interfaces](#interfaces) - [Transport](#transport) - [Connection](#connection) -- [Hacking](#hacking) - [Contribute](#contribute) -- [Development](#development) - [Build](#build) + - [Protocol Buffers](#protocol-buffers) + - [Test](#test) - [Lint](#lint) - [Clean](#clean) - [Check Dependencies](#check-dependencies) @@ -35,49 +36,81 @@ npm i @libp2p/webrtc ## Usage ```js -import { createLibp2pNode } from 'libp2p' -import { webRTC } from '@libp2p/webrtc' -import { noise } from '@chainsafe/libp2p-noise' +import { createLibp2p } from 'libp2p' +import { Noise } from '@chainsafe/libp2p-noise' import { multiaddr } from '@multiformats/multiaddr' -import { pipe } from 'it-pipe' -import all from 'it-all' - -const node = await createLibp2pNode({ - transports: [ - webRTC() - ], - connectionEncryption: [ - noise() - ] -}) - -const addr = multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ') -const { stream } = await node.dialProtocol(addr, '/my-protocol/1.0.0') -const values = await pipe(stream, all) +import first from "it-first"; +import { pipe } from "it-pipe"; +import { fromString, toString } from "uint8arrays"; +import { webRTC } from 'js-libp2p-webrtc' + +const node = await createLibp2p({ + transports: [webRTC()], + connectionEncryption: [() => new Noise()], +}); + +await node.start() + +const ma = multiaddr('/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ') +const stream = await node.dialProtocol(ma, ['/my-protocol/1.0.0']) +const message = `Hello js-libp2p-webrtc\n` +const response = await pipe([fromString(message)], stream, async (source) => await first(source)) +const responseDecoded = toString(response.slice(0, response.length)) ``` -## API + +## Examples +Examples can be found in the [examples folder](examples/README.md). + +## Interfaces ### Transport -[![](https://raw.githubusercontent.com/libp2p/js-libp2p-interfaces/master/packages/libp2p-interfaces/src/transport/img/badge.png)](https://github.com/libp2p/js-libp2p-interfaces/tree/master/packages/libp2p-interfaces/src/transport) +![https://github.com/libp2p/js-libp2p-interfaces/tree/master/packages/interface-transport](https://raw.githubusercontent.com/libp2p/js-libp2p-interfaces/master/packages/interface-transport/img/badge.png) -`libp2p-webrtc` accepts WebRTC encapsulated addresses: `/ip4/0.0.0.0/udp/56093/webrtc/certhash/uEiByaEfNSLBexWBNFZy_QB1vAKEj7JAXDizRs4_SnTflsQ` +Browsers can only `dial`, so `listen` is not supported. -### Connection +```js +interface Transport { + [Symbol.toStringTag]: string + [symbol]: true + dial: (ma: Multiaddr, options: DialOptions) => Promise + createListener: (options: CreateListenerOptions) => Listener + filter: MultiaddrFilter +} + +class WebRTCTransport implements Transport { + + async dial (ma: Multiaddr, options: WebRTCDialOptions): Promise { + const rawConn = await this._connect(ma, options) + log(`dialing address - ${ma.toString()}`) + return rawConn + } + + createListener (options: CreateListenerOptions): Listener { + throw unimplemented('WebRTCTransport.createListener') + } +} +``` -[![](https://raw.githubusercontent.com/libp2p/js-libp2p-interfaces/master/packages/libp2p-interfaces/src/connection/img/badge.png)](https://github.com/libp2p/js-libp2p-interfaces/tree/master/packages/libp2p-interfaces/src/connection) +### Connection -## Hacking +![https://github.com/libp2p/js-libp2p-interfaces/tree/master/packages/interface-connection](https://raw.githubusercontent.com/libp2p/js-libp2p-interfaces/master/packages/interface-connection/img/badge.png) -Besides the usual `npm install` to get dependencies, `npm run build` to invoke tsc, and `npm run test` to execute unit tests... +```js +interface MultiaddrConnection extends Duplex { + close: (err?: Error) => Promise + remoteAddr: Multiaddr + timeline: MultiaddrConnectionTimeline +} -There is also `npm run autogen` which uses ProtoBuf's protoc to populate the generated code directory `proto_ts` based on `*.proto` files in src. Don't forget to run this step before `build` any time you make a change to any of the `*.proto` files. +class WebRTCMultiaddrConnection implements MultiaddrConnection { } +``` ## Contribute Contributions are welcome! The libp2p implementation in JavaScript is a work in progress. As such, there's a few things you can do right now to help out: -- [Check out the existing issues](//github.com/little-bear-labs//js-libp2p-webrtc/issues). +- [Check out the existing issues](//github.com/little-bear-labs/js-libp2p-webrtc/issues). - **Perform code reviews**. - **Add tests**. There can never be enough tests. - Go through the modules and **check out existing issues**. This is especially useful for modules in active development. Some knowledge of IPFS/libp2p may be required, as well as the infrastructure behind it - for instance, you may need to read up on p2p and more complex operations like muxing to be able to help technically. @@ -86,8 +119,6 @@ Please be aware that all interactions related to libp2p are subject to the IPFS Small note: If editing the README, please conform to the [standard-readme](https://github.com/RichardLitt/standard-readme) specification. -## Development - This module leans heavily on (Aegir)[https://github.com/ipfs/aegir] for most of the `package.json` scripts. ### Build @@ -99,6 +130,30 @@ npm run build The build will be located in the `/dist` folder. +### Protocol Buffers + +There is also `npm run generate:proto` script that uses protoc to populate the generated code directory `proto_ts` based on `*.proto` files in src. Don't forget to run this step before `build` any time you make a change to any of the `*.proto` files. + +### Test + +To run all tests: + +```shell +npm test +``` + +To run tests for Chome only: + +```shell +npm run test:chrome +``` + +To run tests for Firefox only: + +```shell +npm run test:firefox +``` + ### Lint Aegir is also used to lint the code, which follows the [Standard](https://github.com/standard/standard) JS linter. The VS Code plugin for this standard is located at https://marketplace.visualstudio.com/items?itemName=standard.vscode-standard. diff --git a/examples/README.md b/examples/README.md new file mode 100644 index 0000000..8b78f83 --- /dev/null +++ b/examples/README.md @@ -0,0 +1,4 @@ +# Examples + +* [Browser to Server Echo](browser-to-server/README.md): connect to a go-libp2p-webrtc server with a browser + diff --git a/package.json b/package.json index 4ba1505..c497567 100644 --- a/package.json +++ b/package.json @@ -48,11 +48,9 @@ "!**/*.tsbuildinfo" ], "scripts": { - "autogen": "npx protoc --ts_out proto_ts --proto_path src src/*.proto", - "othergen": "./node_modules/.bin/proto-loader-gen-types --longs=String --enums=String --defaults --oneofs --grpcLib=@grpc/grpc-js --outDir=proto_ts/ src/*.proto", + "generate:proto": "npx protoc --ts_out proto_ts --proto_path src src/*.proto", "build": "aegir build", "test": "aegir test -t browser", - "test:interop": "run-p --race start-ext-server wait-then-test", "test:chrome": "aegir test -t browser -f \"./dist/test/**/*.spec.js\" --cov", "test:firefox": "aegir test -t browser -f \"./dist/test/**/*.spec.js\" -- --browser firefox", "lint": "aegir lint", diff --git a/src/transport.ts b/src/transport.ts index 24d07db..44bfd0d 100644 --- a/src/transport.ts +++ b/src/transport.ts @@ -67,7 +67,7 @@ export class WebRTCTransport implements Transport { } /** - * Create transport listeners + * Create transport listeners no supported by browsers */ createListener (options: CreateListenerOptions): Listener { throw unimplemented('WebRTCTransport.createListener') diff --git a/test/connection.browser.spec.ts b/test/connection.browser.spec.ts deleted file mode 100644 index fa594b1..0000000 --- a/test/connection.browser.spec.ts +++ /dev/null @@ -1,48 +0,0 @@ -/* eslint-env mocha */ - -// import {createConnectionPair, echoHandler} from "../test/util.js"; -// import { expect } from 'aegir/chai'; -// import { pipe } from 'it-pipe'; -// import first from 'it-first'; -// import {fromString} from 'uint8arrays/from-string'; -// import {v4} from 'uuid'; - -// const echoProtocol = '/echo/1.0.0'; - -// describe('connection browser tests', () => { -// it('can run the echo protocol (first)', async () => { -// let [{ connection: client }, server] = await createConnectionPair(); -// let serverRegistrar = server.registrar; -// await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }); -// let clientStream = await client.newStream([echoProtocol]); -// let data = fromString(v4()); -// let response = await pipe([data], clientStream, async (source) => await first(source)); - -// expect(response).to.not.be.undefined; -// expect(response!.subarray()).to.equalBytes(data); -// }); - -// it('can run the echo protocol (all)', async () => { -// //enableLogger('libp2p:webrtc:connection'); -// //enableLogger('libp2p:webrtc:stream'); -// let [{ connection: client }, server] = await createConnectionPair(); -// let serverRegistrar = server.registrar; -// await serverRegistrar.handle(echoProtocol, echoHandler, { maxInboundStreams: 10, maxOutboundStreams: 10 }); -// let clientStream = await client.newStream([echoProtocol]); -// // close stream after 2 seconds -// setTimeout(() => clientStream.close(), 2000); -// let data = fromString(v4()); -// clientStream.sink([data]); -// let responsed = false; -// for await (const response of clientStream.source) { -// expect(response).to.not.be.undefined; -// expect(response.subarray()).to.equalBytes(data); -// responsed = true; -// break; -// } -// expect(responsed).to.be.true(); -// }); - -// }); - -export {} From 57a06351f848404f48a0fb15242fb21451419fb0 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Thu, 1 Dec 2022 18:10:27 -0700 Subject: [PATCH 099/107] Prefer template literals --- src/error.ts | 16 ++++++++-------- test/transport.browser.spec.ts | 1 - 2 files changed, 8 insertions(+), 9 deletions(-) diff --git a/src/error.ts b/src/error.ts index c360895..f22136a 100644 --- a/src/error.ts +++ b/src/error.ts @@ -16,14 +16,14 @@ export enum codes { export class WebRTCTransportError extends Error { constructor (msg: string) { - super('WebRTC transport error: ' + msg) + super(`WebRTC transport error: ${msg}`) this.name = 'WebRTCTransportError' } } export class ConnectionClosedError extends WebRTCTransportError { constructor (state: RTCPeerConnectionState, msg: string) { - super(`peerconnection moved to state: ${state}:` + msg) + super(`peerconnection moved to state: ${state}: ${msg}`) this.name = 'WebRTC/ConnectionClosed' } } @@ -33,8 +33,8 @@ export function connectionClosedError (state: RTCPeerConnectionState, msg: strin } export class DataChannelError extends WebRTCTransportError { - constructor (streamLabel: string, errorMessage: string) { - super(`[stream: ${streamLabel}] data channel error: ${errorMessage}`) + constructor (streamLabel: string, msg: string) { + super(`[stream: ${streamLabel}] data channel error: ${msg}`) this.name = 'WebRTC/DataChannelError' } } @@ -45,7 +45,7 @@ export function dataChannelError (streamLabel: string, msg: string) { export class InappropriateMultiaddrError extends WebRTCTransportError { constructor (msg: string) { - super('There was a problem with the Multiaddr which was passed in: ' + msg) + super(`There was a problem with the Multiaddr which was passed in: ${msg}`) this.name = 'WebRTC/InappropriateMultiaddrError' } } @@ -56,7 +56,7 @@ export function inappropriateMultiaddr (msg: string) { export class InvalidArgumentError extends WebRTCTransportError { constructor (msg: string) { - super('There was a problem with a provided argument: ' + msg) + super(`There was a problem with a provided argument: ${msg}`) this.name = 'WebRTC/InvalidArgumentError' } } @@ -78,7 +78,7 @@ export function invalidFingerprint (fingerprint: string, source: string) { export class OperationAbortedError extends WebRTCTransportError { constructor (context: string, abortReason: string) { - super(`Signalled to abort because (${abortReason}})${context}`) + super(`Signalled to abort because (${abortReason}}) ${context}`) this.name = 'WebRTC/OperationAbortedError' } } @@ -101,7 +101,7 @@ export function overStreamLimit (dir: Direction, proto: string) { export class UnimplementedError extends WebRTCTransportError { constructor (methodName: string) { - super('A method (' + methodName + ') was called though it has been intentionally left unimplemented.') + super(`A method (${methodName}) was called though it has been intentionally left unimplemented.`) this.name = 'WebRTC/UnimplementedError' } } diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index b251817..ac190ed 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -26,7 +26,6 @@ describe('WebRTC Transport', () => { expect(t.constructor.name).to.equal('WebRTCTransport') }) - // @TODO(ddimaria): determine if this test has value it('createListner does throw', () => { const t = new underTest.WebRTCTransport(components) try { From 581ca72c37d75d917d75458d6ca739141a02f3cd Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Fri, 2 Dec 2022 07:36:00 -0700 Subject: [PATCH 100/107] Remove webworker and electron jobs in CI --- .github/workflows/js-test-and-release.yml | 44 +---------------------- 1 file changed, 1 insertion(+), 43 deletions(-) diff --git a/.github/workflows/js-test-and-release.yml b/.github/workflows/js-test-and-release.yml index 97902b1..f28cfb5 100644 --- a/.github/workflows/js-test-and-release.yml +++ b/.github/workflows/js-test-and-release.yml @@ -35,20 +35,6 @@ jobs: with: flags: chrome - test-chrome-webworker: - needs: check - runs-on: ubuntu-latest - steps: - - uses: actions/checkout@v3 - - uses: actions/setup-node@v2 - with: - node-version: lts/* - - uses: ipfs/aegir/actions/cache-node-modules@master - - run: npm run --if-present test:chrome-webworker - - uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0 - with: - flags: chrome-webworker - test-firefox: needs: check runs-on: ubuntu-latest @@ -63,36 +49,8 @@ jobs: with: flags: firefox - test-firefox-webworker: - needs: check - runs-on: ubuntu-latest - steps: - - uses: actions/checkout@v3 - - uses: actions/setup-node@v2 - with: - node-version: lts/* - - uses: ipfs/aegir/actions/cache-node-modules@master - - run: npm run --if-present test:firefox-webworker - - uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0 - with: - flags: firefox-webworker - - test-electron-main: - needs: check - runs-on: ubuntu-latest - steps: - - uses: actions/checkout@v3 - - uses: actions/setup-node@v2 - with: - node-version: lts/* - - uses: ipfs/aegir/actions/cache-node-modules@master - - run: npx xvfb-maybe npm run --if-present test:electron-main - - uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378 # v3.1.0 - with: - flags: electron-main - release: - needs: [test-chrome, test-chrome-webworker, test-firefox, test-firefox-webworker, test-electron-main] + needs: [test-chrome, test-firefox] runs-on: ubuntu-latest if: github.event_name == 'push' && github.ref == 'refs/heads/master' # with #262 - 'refs/heads/${{{ github.default_branch }}}' steps: From 9d3afb096e7497cf32b771aad5a12ad638e9af9b Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Fri, 2 Dec 2022 07:50:07 -0700 Subject: [PATCH 101/107] Cosmetic refactors --- src/stream.ts | 37 ++++++++++++++++++++++++------------- 1 file changed, 24 insertions(+), 13 deletions(-) diff --git a/src/stream.ts b/src/stream.ts index 9c42f83..54b2870 100644 --- a/src/stream.ts +++ b/src/stream.ts @@ -27,7 +27,8 @@ export function defaultStat (dir: Direction): StreamStat { interface StreamInitOpts { /** - * The network channel used for bidirectional peer-to-peer transfers of arbitrary data + * The network channel used for bidirectional peer-to-peer transfers of + * arbitrary data * * {@link https://developer.mozilla.org/en-US/docs/Web/API/RTCDataChannel} */ @@ -54,7 +55,8 @@ interface StreamInitOpts { */ interface StreamStateInput { /** - * Outbound conections are opened by the local node, inbound streams are opened by the remote + * Outbound conections are opened by the local node, inbound streams are + * opened by the remote */ direction: 'inbound' | 'outbound' @@ -251,10 +253,8 @@ export class WebRTCStream implements Stream { this._innersrc.push(new Uint8Array(data as ArrayBufferLike)) } - // pipe framed protobuf messages through - // a length prefixed decoder, and surface - // data from the `Message.message` field - // through a source. + // pipe framed protobuf messages through a length prefixed decoder, and + // surface data from the `Message.message` field through a source. this._src = pipe( this._innersrc, lengthPrefixed.decode(), @@ -269,18 +269,22 @@ export class WebRTCStream implements Stream { ) } - // If user attempts to set a new source - // this should be a nop - set source (_src: Source) { - } + // If user attempts to set a new source this should be a noop + set source (_src: Source) { } get source (): Source { return this._src } + /** + * Closable sink + */ private async _sinkFn (src: Source): Promise { await this.opened.promise - if (this.streamState.state === StreamStates.CLOSED || this.streamState.state === StreamStates.WRITE_CLOSED) { + + const isClosed = (state: StreamStates) => state === StreamStates.CLOSED || state === StreamStates.WRITE_CLOSED + + if (isClosed(this.streamState.state)) { return } @@ -293,21 +297,26 @@ export class WebRTCStream implements Stream { } for await (const buf of merge(closeWriteIterable, src)) { - const state = self.streamState.state - if (state === StreamStates.CLOSED || state === StreamStates.WRITE_CLOSED) { + if (isClosed(self.streamState.state)) { return } + const msgbuf = pb.Message.toBinary({ message: buf.subarray() }) const sendbuf = lengthPrefixed.encode.single(msgbuf) + this.channel.send(sendbuf.subarray()) } } + /** + * Handle incoming + */ processIncomingProtobuf (buffer: Uint8Array): Uint8Array | undefined { const message = pb.Message.fromBinary(buffer) if (message.flag !== undefined) { const [currentState, nextState] = this.streamState.transition({ direction: 'inbound', flag: message.flag }) + if (currentState !== nextState) { // @TODO(ddimaria): determine if we need to check for StreamStates.OPEN switch (nextState) { @@ -325,6 +334,7 @@ export class WebRTCStream implements Stream { } } } + return message.message } @@ -391,6 +401,7 @@ export class WebRTCStream implements Stream { reset (): void { this.stat = defaultStat(this.stat.direction) const [currentState, nextState] = this.streamState.transition({ direction: 'outbound', flag: pb.Message_Flag.RESET }) + if (currentState !== nextState) { this._sendFlag(pb.Message_Flag.RESET) this.close() From 0a6ce42e7afc2bffc0b5e7486b3fbdeb02de802a Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Fri, 2 Dec 2022 08:02:59 -0700 Subject: [PATCH 102/107] Update master reference to main in CI --- .github/workflows/js-test-and-release.yml | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/.github/workflows/js-test-and-release.yml b/.github/workflows/js-test-and-release.yml index f28cfb5..2426eb1 100644 --- a/.github/workflows/js-test-and-release.yml +++ b/.github/workflows/js-test-and-release.yml @@ -2,10 +2,10 @@ name: test & maybe release on: push: branches: - - master # with #262 - ${{{ github.default_branch }}} + - main # with #262 - ${{{ github.default_branch }}} pull_request: branches: - - master # with #262 - ${{{ github.default_branch }}} + - main # with #262 - ${{{ github.default_branch }}} - develop jobs: From 584c6fadf9d7a0805d33edc86a8a2aa5a87901a3 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Fri, 2 Dec 2022 08:16:02 -0700 Subject: [PATCH 103/107] Refactor stream tests --- test/stream.browser.spec.ts | 90 +++++++++++++++++-------------------- 1 file changed, 42 insertions(+), 48 deletions(-) diff --git a/test/stream.browser.spec.ts b/test/stream.browser.spec.ts index 2a095c1..0d962c8 100644 --- a/test/stream.browser.spec.ts +++ b/test/stream.browser.spec.ts @@ -1,74 +1,68 @@ import * as underTest from '../src/stream' import { expect, assert } from 'chai' +function setup (): { peerConnection: RTCPeerConnection, datachannel: RTCDataChannel, webrtcStream: underTest.WebRTCStream } { + const peerConnection = new RTCPeerConnection() + const datachannel = peerConnection.createDataChannel('whatever', { negotiated: true, id: 91 }) + const webrtcStream = new underTest.WebRTCStream({ channel: datachannel, stat: underTest.defaultStat('outbound') }) + + return { peerConnection, datachannel, webrtcStream } +} + describe('Stream Stats', () => { it('can construct', () => { - const pc = new RTCPeerConnection() - const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) - const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) - // expect(s.stat.timeline.close).to.not.exist(); - assert.notExists(s.stat.timeline.close) + const { webrtcStream } = setup() + assert.notExists(webrtcStream.stat.timeline.close) }) it('close marks it closed', () => { - const pc = new RTCPeerConnection() - const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) - const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) + const { webrtcStream } = setup() - expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN) - s.close() - expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED) + expect(webrtcStream.streamState.state).to.equal(underTest.StreamStates.OPEN) + webrtcStream.close() + expect(webrtcStream.streamState.state).to.equal(underTest.StreamStates.CLOSED) }) it('closeRead marks it read-closed only', () => { - const pc = new RTCPeerConnection() - const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) - const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) - expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN) - s.closeRead() - expect(s.streamState.state).to.equal(underTest.StreamStates.READ_CLOSED) + const { webrtcStream } = setup() + + expect(webrtcStream.streamState.state).to.equal(underTest.StreamStates.OPEN) + webrtcStream.closeRead() + expect(webrtcStream.streamState.state).to.equal(underTest.StreamStates.READ_CLOSED) }) it('closeWrite marks it write-closed only', () => { - const pc = new RTCPeerConnection() - const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) - const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) - expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN) - s.closeWrite() - expect(s.streamState.state).to.equal(underTest.StreamStates.WRITE_CLOSED) + const { webrtcStream } = setup() + + expect(webrtcStream.streamState.state).to.equal(underTest.StreamStates.OPEN) + webrtcStream.closeWrite() + expect(webrtcStream.streamState.state).to.equal(underTest.StreamStates.WRITE_CLOSED) }) it('closeWrite AND closeRead = close', () => { - const pc = new RTCPeerConnection() - const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) - const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) - s.closeWrite() - expect(s.streamState.state).to.equal(underTest.StreamStates.WRITE_CLOSED) - s.closeRead() - expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED) + const { webrtcStream } = setup() + + webrtcStream.closeWrite() + expect(webrtcStream.streamState.state).to.equal(underTest.StreamStates.WRITE_CLOSED) + webrtcStream.closeRead() + expect(webrtcStream.streamState.state).to.equal(underTest.StreamStates.CLOSED) }) it('abort = close', () => { - const pc = new RTCPeerConnection() - const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) - const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) - // expect(s.stat.timeline.close).to.not.exist(); - expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN) - s.abort({ name: 'irrelevant', message: 'this parameter is actually ignored' }) - expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED) - // expect(s.stat.timeline.close).to.exist(); - expect(s.stat.timeline.close).to.be.greaterThan(s.stat.timeline.open) + const { webrtcStream } = setup() + + expect(webrtcStream.streamState.state).to.equal(underTest.StreamStates.OPEN) + webrtcStream.abort({ name: 'irrelevant', message: 'this parameter is actually ignored' }) + expect(webrtcStream.streamState.state).to.equal(underTest.StreamStates.CLOSED) + expect(webrtcStream.stat.timeline.close).to.be.greaterThan(webrtcStream.stat.timeline.open) }) it('reset = close', () => { - const pc = new RTCPeerConnection() - const dc = pc.createDataChannel('whatever', { negotiated: true, id: 91 }) - const s = new underTest.WebRTCStream({ channel: dc, stat: underTest.defaultStat('outbound') }) - // expect(s.stat.timeline.close).to.not.exist(); - expect(s.streamState.state).to.equal(underTest.StreamStates.OPEN) - s.reset() // only resets the write side - expect(s.streamState.state).to.equal(underTest.StreamStates.CLOSED) - // expect(s.stat.timeline.close).to.not.exist(); - expect(dc.readyState).to.be.oneOf(['closing', 'closed']) + const { datachannel, webrtcStream } = setup() + + expect(webrtcStream.streamState.state).to.equal(underTest.StreamStates.OPEN) + webrtcStream.reset() // only resets the write side + expect(webrtcStream.streamState.state).to.equal(underTest.StreamStates.CLOSED) + expect(datachannel.readyState).to.be.oneOf(['closing', 'closed']) }) }) From a1df8c3c903c2ddf59f0db5805e9dac584ab2199 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Fri, 2 Dec 2022 08:30:52 -0700 Subject: [PATCH 104/107] Complete transport tests --- test/transport.browser.spec.ts | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/test/transport.browser.spec.ts b/test/transport.browser.spec.ts index ac190ed..8cc58cc 100644 --- a/test/transport.browser.spec.ts +++ b/test/transport.browser.spec.ts @@ -1,3 +1,5 @@ +/* eslint-disable @typescript-eslint/no-floating-promises */ + import * as underTest from './../src/transport' import { expectError } from './util' import { UnimplementedError } from './../src/error' @@ -26,7 +28,16 @@ describe('WebRTC Transport', () => { expect(t.constructor.name).to.equal('WebRTCTransport') }) - it('createListner does throw', () => { + it('can dial', async () => { + const ma = multiaddr('/ip4/1.2.3.4/udp/1234/webrtc/certhash/uEiAUqV7kzvM1wI5DYDc1RbcekYVmXli_Qprlw3IkiEg6tQ/p2p/12D3KooWGDMwwqrpcYKpKCgxuKT2NfqPqa94QnkoBBpqvCaiCzWd') + const transport = new underTest.WebRTCTransport(components) + const options = ignoredDialOption() + + // don't await as this isn't an e2e test + transport.dial(ma, options) + }) + + it('createListner throws', () => { const t = new underTest.WebRTCTransport(components) try { t.createListener(ignoredDialOption()) From dbf9bd44858165018fc25a030ab0e1576c163d5a Mon Sep 17 00:00:00 2001 From: David D Date: Mon, 5 Dec 2022 08:22:15 -0700 Subject: [PATCH 105/107] Update src/muxer.ts Co-authored-by: Glen De Cauwsemaecker --- src/muxer.ts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/muxer.ts b/src/muxer.ts index 6e899ed..b4c9f9d 100644 --- a/src/muxer.ts +++ b/src/muxer.ts @@ -12,7 +12,7 @@ export class DataChannelMuxerFactory implements StreamMuxerFactory { private readonly peerConnection: RTCPeerConnection /** - * The string representation of the protocol, requried by StreamMuxerFactory + * The string representation of the protocol, required by `StreamMuxerFactory` */ protocol: string = '/webrtc' From f2548221bc33fad1ff7d8a6c0cdb1b16173f293b Mon Sep 17 00:00:00 2001 From: David D Date: Mon, 5 Dec 2022 08:23:04 -0700 Subject: [PATCH 106/107] Update examples/browser-to-server/README.md Co-authored-by: Glen De Cauwsemaecker --- examples/browser-to-server/README.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/examples/browser-to-server/README.md b/examples/browser-to-server/README.md index 19d79ce..fb3d997 100644 --- a/examples/browser-to-server/README.md +++ b/examples/browser-to-server/README.md @@ -21,7 +21,7 @@ npm i && npm run start ``` The browser window will automatically open. -Using the copied multiaddress from the Go server, pasted that value into the `Server MultiAddress` input and click the `Connect` button. +Using the copied multiaddress from the Go server, paste it into the `Server MultiAddress` input and click the `Connect` button. Once the peer is connected, click the message section will appear. Enter a message and click the `Send` button. The output should look like: From 6760bbb27e525e22d95fe4449ff9b32ede887348 Mon Sep 17 00:00:00 2001 From: David DiMaria Date: Mon, 5 Dec 2022 08:33:56 -0700 Subject: [PATCH 107/107] Remove prepare script --- package.json | 1 - 1 file changed, 1 deletion(-) diff --git a/package.json b/package.json index c497567..2ab4028 100644 --- a/package.json +++ b/package.json @@ -57,7 +57,6 @@ "lint:fix": "aegir lint --fix", "clean": "aegir clean", "dep-check": "aegir dep-check", - "prepare": "npm run build", "release": "aegir release" }, "devDependencies": {