index.js

/* eslint-disable no-console */
/* eslint-disable import/no-nodejs-modules */

require( '@babel/polyfill' );

/**
 * External dependencies.
 */
const boot = require( 'boot' );
const chalk = require( 'chalk' );
const fs = require( 'fs' );

/**
 * Internal dependencies
 */
const pkg = require( './package.json' );
const config = require( 'config' );

const start = Date.now();
const protocol = process.env.PROTOCOL || config( 'protocol' );
const port = process.env.PORT || config( 'port' );
const host = process.env.HOST || config( 'hostname' );
const app = boot();

function sendBootStatus( status ) {
	// don't send anything if we're not running in a fork
	if ( ! process.send ) {
		return;
	}
	process.send( { boot: status } );
}

console.log(
	chalk.yellow( '%s booted in %dms - %s://%s:%s' ),
	pkg.name,
	Date.now() - start,
	protocol,
	host,
	port
);

function loadSslCert() {
	const { execSync } = require( 'child_process' );
	const execOptions = { encoding: 'utf-8', windowsHide: true };
	let key = './config/server/key.pem';
	let certificate = './config/server/certificate.pem';

	if ( ! fs.existsSync( key ) || ! fs.existsSync( certificate ) ) {
		try {
			execSync( 'openssl version', execOptions );
			execSync(
				`openssl req -x509 -newkey rsa:2048 -keyout ./config/server/key.tmp.pem -out ${ certificate } -days 365 -nodes -subj "/C=US/ST=Foo/L=Bar/O=Baz/CN=calypso.localhost"`,
				execOptions
			);
			execSync( `openssl rsa -in ./config/server/key.tmp.pem -out ${ key }`, execOptions );
			execSync( 'rm ./config/server/key.tmp.pem', execOptions );
		} catch ( error ) {
			key = './config/server/key.default.pem';
			certificate = './config/server/certificate.default.pem';

			console.error( error );
		}
	}

	return {
		key: fs.readFileSync( key ),
		cert: fs.readFileSync( certificate ),
	};
}

// Start a development HTTPS server.
function createServer() {
	if ( protocol === 'https' ) {
		return require( 'https' ).createServer( loadSslCert(), app );
	}

	return require( 'http' ).createServer( app );
}

const server = createServer();

// The desktop app runs Calypso in a fork. Let non-forks listen on any host.

server.listen( { port, host: process.env.CALYPSO_IS_FORK ? host : null }, function() {
	// Tell the parent process that Calypso has booted.
	sendBootStatus( 'ready' );
} );