fix: connection emits (#352)

* fix: add connection tracking events

* chore: update dependencies

Author: jacobheun

README.md

@@ -313,13 +313,25 @@ unless they are performing a specific action. See [peer discovery and auto dial]
 
 ##### `libp2p.on('peer:connect', (peer) => {})`
 
-> We connected to a new peer
+> We have a new muxed connection to a peer
 
 - `peer`: instance of [PeerInfo][]
 
 ##### `libp2p.on('peer:disconnect', (peer) => {})`
 
-> We disconnected from Peer
+> We have closed a connection to a peer
+
+- `peer`: instance of [PeerInfo][]
+
+##### `libp2p.on('connection:start', (peer) => {})`
+
+> We created a new connection to a peer
+
+- `peer`: instance of [PeerInfo][]
+
+##### `libp2p.on('connection:end', (peer) => {})`
+
+> We closed a connection to a peer
 
 - `peer`: instance of [PeerInfo][]
 

package.json

@@ -42,10 +42,10 @@
     "debug": "^4.1.1",
     "err-code": "^1.1.2",
     "fsm-event": "^2.1.0",
-    "libp2p-connection-manager": "~0.0.2",
+    "libp2p-connection-manager": "~0.1.0",
     "libp2p-floodsub": "~0.15.8",
     "libp2p-ping": "~0.8.5",
-    "libp2p-switch": "~0.42.8",
+    "libp2p-switch": "~0.42.9",
     "libp2p-websockets": "~0.12.2",
     "mafmt": "^6.0.7",
     "multiaddr": "^6.0.6",

src/index.js

@@ -85,6 +85,14 @@ class Node extends EventEmitter {
       })
     }
 
+    // Events for anytime connections are created/removed
+    this._switch.on('connection:start', (peerInfo) => {
+      this.emit('connection:start', peerInfo)
+    })
+    this._switch.on('connection:end', (peerInfo) => {
+      this.emit('connection:end', peerInfo)
+    })
+
     // Attach crypto channels
     if (this._modules.connEncryption) {
       let cryptos = this._modules.connEncryption