Initial commit (Chrome PoC, tested on Vivaldi v7.0.3495.6)

bin/www

@@ -0,0 +1,124 @@
+#!/usr/bin/env node
+
+/**
+ * Module dependencies.
+ */
+
+var app = require('../app');
+var debug = require('debug')('webrtc-poc:server');
+var http = require('http');
+var socketio = require('socket.io');
+var Turn = require('node-turn');
+
+/**
+ * Get port from environment and store in Express.
+ */
+
+var port = normalizePort(process.env.PORT || '3000');
+app.set('port', port);
+
+/**
+ * Create HTTP server.
+ */
+
+var server = http.createServer(app);
+var io = socketio(server);
+
+/**
+ * Handle signaling events
+ */
+io.on('connection', socket => {
+    console.log('Socket connected:', socket.id, 'at',
+        socket.request.connection.remoteAddress);
+    socket.on('disconnect', () => {
+        console.log('Socket disconnected:', socket.id, 'at', socket.request.connection.remoteAddress)
+    });
+    // Broadcast the client's offer
+    socket.on('join-offer', offer => {
+        console.log('Broadcast join-offer event from', socket.id);
+        socket.broadcast.emit('join-offer', offer);
+    });
+    socket.on('join-answer', answer => {
+        let dstSocket = JSON.parse(answer).dst;
+        console.log('Relaying join-answer event from', socket.id, 'to', dstSocket);
+        io.sockets.sockets.get(dstSocket).emit('join-answer', answer);
+    });
+    socket.on('join', info => {
+        console.log('Broadcast join event from', socket.id);
+        socket.broadcast.emit('join', info);
+    });
+    socket.on('leave', id => {
+        socket.broadcast.emit('leave', id);
+    });
+});
+
+var turn_server = new Turn();
+turn_server.start();
+
+/**
+ * Listen on provided port, on all network interfaces.
+ */
+
+server.listen(port);
+server.on('error', onError);
+server.on('listening', onListening);
+
+/**
+ * Normalize a port into a number, string, or false.
+ */
+
+function normalizePort(val) {
+    var port = parseInt(val, 10);
+
+    if (isNaN(port)) {
+        // named pipe
+        return val;
+    }
+
+    if (port >= 0) {
+        // port number
+        return port;
+    }
+
+    return false;
+}
+
+/**
+ * Event listener for HTTP server "error" event.
+ */
+
+function onError(error) {
+    if (error.syscall !== 'listen') {
+        throw error;
+    }
+
+    var bind = typeof port === 'string'
+        ? 'Pipe ' + port
+        : 'Port ' + port;
+
+    // handle specific listen errors with friendly messages
+    switch (error.code) {
+        case 'EACCES':
+            console.error(bind + ' requires elevated privileges');
+            process.exit(1);
+            break;
+        case 'EADDRINUSE':
+            console.error(bind + ' is already in use');
+            process.exit(1);
+            break;
+        default:
+            throw error;
+    }
+}
+
+/**
+ * Event listener for HTTP server "listening" event.
+ */
+
+function onListening() {
+    var addr = server.address();
+    var bind = typeof addr === 'string'
+        ? 'pipe ' + addr
+        : 'port ' + addr.port;
+    debug('Listening on ' + bind);
+}