diff --git a/app.js b/app.js index 6957b2a..cc3be96 100644 --- a/app.js +++ b/app.js @@ -1,4 +1,4 @@ -require('dotenv').config() +require('dotenv').config(); const express = require('express'); const app = express(); @@ -15,7 +15,7 @@ const mediasoup = require('mediasoup'); let worker; /** - * + * * videoCalls - Dictionary of Object(s) * '': { * router: Router, @@ -28,16 +28,16 @@ let worker; * initiatorConsumerVideo: Consumer, * initiatorConsumerAudio: Consumer, * initiatorConsumerTransport: Consumer Transport - * initiatorSockerId - * receiverSocketId + * initiatorSocket + * receiverSocket * } - * + * **/ let videoCalls = {}; let socketDetails = {}; app.get('/', (_req, res) => { - res.send('Hello from mediasoup app!') + res.send('Hello from mediasoup app!'); }); app.use('/sfu', express.static(path.join(__dirname, 'public'))); @@ -52,7 +52,7 @@ const httpsServer = https.createServer(options, app); const io = new Server(httpsServer, { allowEIO3: true, - origins: ["*:*"] + origins: ['*:*'], }); httpsServer.listen(process.env.PORT, () => { @@ -66,19 +66,19 @@ const createWorker = async () => { worker = await mediasoup.createWorker({ rtcMinPort: parseInt(process.env.RTC_MIN_PORT), rtcMaxPort: parseInt(process.env.RTC_MAX_PORT), - }) + }); console.log(`[createWorker] worker pid ${worker.pid}`); - - worker.on('died', error => { + + worker.on('died', (error) => { // This implies something serious happened, so kill the application console.error('mediasoup worker has died', error); setTimeout(() => process.exit(1), 2000); // exit in 2 seconds - }) + }); return worker; } catch (error) { console.log(`ERROR | createWorker | ${error.message}`); } -} +}; // We create a Worker as soon as our application starts worker = createWorker(); @@ -87,57 +87,53 @@ worker = createWorker(); // https://mediasoup.org/documentation/v3/mediasoup/rtp-parameters-and-capabilities/#RtpCodecCapability // list of media codecs supported by mediasoup ... // https://github.com/versatica/mediasoup/blob/v3/src/supportedRtpCapabilities.ts -const mediaCodecs = [ +const mediaCodecs = [ { - kind : 'audio', - mimeType : 'audio/opus', - clockRate : 48000, - channels : 2 + kind: 'audio', + mimeType: 'audio/opus', + clockRate: 48000, + channels: 2, }, { - kind : 'video', - mimeType : 'video/VP8', - clockRate : 90000, - parameters : - { - 'x-google-start-bitrate' : 1000 + kind: 'video', + mimeType: 'video/VP8', + clockRate: 90000, + parameters: { + 'x-google-start-bitrate': 1000, }, - channels : 2 + channels: 2, }, { - kind : 'video', - mimeType : 'video/VP9', - clockRate : 90000, - parameters : - { - 'profile-id' : 2, - 'x-google-start-bitrate' : 1000 - } + kind: 'video', + mimeType: 'video/VP9', + clockRate: 90000, + parameters: { + 'profile-id': 2, + 'x-google-start-bitrate': 1000, + }, }, { - kind : 'video', - mimeType : 'video/h264', - clockRate : 90000, - parameters : - { - 'packetization-mode' : 1, - 'profile-level-id' : '4d0032', - 'level-asymmetry-allowed' : 1, - 'x-google-start-bitrate' : 1000 - } + kind: 'video', + mimeType: 'video/h264', + clockRate: 90000, + parameters: { + 'packetization-mode': 1, + 'profile-level-id': '4d0032', + 'level-asymmetry-allowed': 1, + 'x-google-start-bitrate': 1000, + }, }, { - kind : 'video', - mimeType : 'video/h264', - clockRate : 90000, - parameters : - { - 'packetization-mode' : 1, - 'profile-level-id' : '42e01f', - 'level-asymmetry-allowed' : 1, - 'x-google-start-bitrate' : 1000 - } - } + kind: 'video', + mimeType: 'video/h264', + clockRate: 90000, + parameters: { + 'packetization-mode': 1, + 'profile-level-id': '42e01f', + 'level-asymmetry-allowed': 1, + 'x-google-start-bitrate': 1000, + }, + }, ]; const closeCall = (callId) => { @@ -158,18 +154,18 @@ const closeCall = (callId) => { } catch (error) { console.log(`ERROR | closeCall | callid ${callId} | ${error.message}`); } -} +}; /* - Handlers for WS events - These are created only when we have a connection with a peer */ -peers.on('connection', async socket => { +peers.on('connection', async (socket) => { console.log('[connection] socketId:', socket.id); // After making the connection successfully, we send the client a 'connection-success' event socket.emit('connection-success', { - socketId: socket.id + socketId: socket.id, }); // It is triggered when the peer is disconnected @@ -192,18 +188,17 @@ peers.on('connection', async socket => { if (callId) { console.log(`[createRoom] socket.id ${socket.id} callId ${callId}`); if (!videoCalls[callId]) { - console.log('[createRoom] callId', callId); - videoCalls[callId] = { router: await worker.createRouter({ mediaCodecs }) } + videoCalls[callId] = { router: await worker.createRouter({ mediaCodecs }) }; console.log(`[createRoom] Router ID: ${videoCalls[callId].router.id}`); - videoCalls[callId].receiverSocketId = socket.id + videoCalls[callId].receiverSocket = socket; } else { - videoCalls[callId].initiatorSockerId = socket.id + videoCalls[callId].initiatorSocket = socket; } socketDetails[socket.id] = callId; // rtpCapabilities is set for callback console.log('[getRtpCapabilities] callId', callId); - callbackResponse = { - rtpCapabilities :videoCalls[callId].router.rtpCapabilities + callbackResponse = { + rtpCapabilities: videoCalls[callId].router.rtpCapabilities, }; } else { console.log(`[createRoom] missing callId ${callId}`); @@ -228,23 +223,25 @@ peers.on('connection', async socket => { const callId = socketDetails[socket.id]; console.log(`[createWebRtcTransport] socket ${socket.id} | sender ${sender} | callId ${callId}`); if (sender) { - if(!videoCalls[callId].receiverProducerTransport && !isInitiator(callId, socket.id)) { + if (!videoCalls[callId].receiverProducerTransport && !isInitiator(callId, socket.id)) { videoCalls[callId].receiverProducerTransport = await createWebRtcTransportLayer(callId, callback); - } else if(!videoCalls[callId].initiatorProducerTransport && isInitiator(callId, socket.id)) { + } else if (!videoCalls[callId].initiatorProducerTransport && isInitiator(callId, socket.id)) { videoCalls[callId].initiatorProducerTransport = await createWebRtcTransportLayer(callId, callback); } else { console.log(`producerTransport has already been defined | callId ${callId}`); callback(null); } } else if (!sender) { - if(!videoCalls[callId].receiverConsumerTransport && !isInitiator(callId, socket.id)) { + if (!videoCalls[callId].receiverConsumerTransport && !isInitiator(callId, socket.id)) { videoCalls[callId].receiverConsumerTransport = await createWebRtcTransportLayer(callId, callback); - } else if(!videoCalls[callId].initiatorConsumerTransport && isInitiator(callId, socket.id)) { + } else if (!videoCalls[callId].initiatorConsumerTransport && isInitiator(callId, socket.id)) { videoCalls[callId].initiatorConsumerTransport = await createWebRtcTransportLayer(callId, callback); } } } catch (error) { - console.log(`ERROR | createWebRtcTransport | callId ${socketDetails[socket.id]} | sender ${sender} | ${error.message}`); + console.log( + `ERROR | createWebRtcTransport | callId ${socketDetails[socket.id]} | sender ${sender} | ${error.message}` + ); callback(error); } }); @@ -259,11 +256,16 @@ peers.on('connection', async socket => { if (typeof dtlsParameters === 'string') dtlsParameters = JSON.parse(dtlsParameters); console.log(`[transport-connect] socket ${socket.id} | callId ${callId}`); - if (!isInitiator(callId, socket.id)) { - await videoCalls[callId].receiverProducerTransport.connect({ dtlsParameters }); - } else { - await videoCalls[callId].initiatorProducerTransport.connect({ dtlsParameters }); - } + + isInitiator(callId, socket.id) + ? await videoCalls[callId].initiatorProducerTransport.connect({ dtlsParameters }) + : await videoCalls[callId].receiverProducerTransport.connect({ dtlsParameters }); + + const socketToEmit = isInitiator(callId, socket.id) + ? videoCalls[callId].receiverSocket + : videoCalls[callId].initiatorSocket; + socketToEmit.emit('new-producer', { callId }); + } catch (error) { console.log(`ERROR | transport-connect | callId ${socketDetails[socket.id]} | ${error.message}`); } @@ -278,8 +280,9 @@ peers.on('connection', async socket => { try { const callId = socketDetails[socket.id]; if (typeof rtpParameters === 'string') rtpParameters = JSON.parse(rtpParameters); - + console.log(`[transport-produce] kind: ${kind} | socket: ${socket.id} | callId: ${callId}`); + if (kind === 'video') { if (!isInitiator(callId, socket.id)) { videoCalls[callId].receiverVideoProducer = await videoCalls[callId].receiverProducerTransport.produce({ @@ -287,35 +290,41 @@ peers.on('connection', async socket => { rtpParameters, }); - console.log(`[transport-produce] receiverVideoProducer Producer ID: ${videoCalls[callId].receiverVideoProducer.id} | kind: ${videoCalls[callId].receiverVideoProducer.kind}`); + console.log( + `[transport-produce] receiverVideoProducer Producer ID: ${videoCalls[callId].receiverVideoProducer.id} | kind: ${videoCalls[callId].receiverVideoProducer.kind}` + ); videoCalls[callId].receiverVideoProducer.on('transportclose', () => { const callId = socketDetails[socket.id]; - console.log('transport for this producer closed', callId) + console.log('transport for this producer closed', callId); closeCall(callId); }); // Send back to the client the Producer's id - callback && callback({ - id: videoCalls[callId].receiverVideoProducer.id - }); + callback && + callback({ + id: videoCalls[callId].receiverVideoProducer.id, + }); } else { videoCalls[callId].initiatorVideoProducer = await videoCalls[callId].initiatorProducerTransport.produce({ kind, rtpParameters, }); - console.log(`[transport-produce] initiatorVideoProducer Producer ID: ${videoCalls[callId].initiatorVideoProducer.id} | kind: ${videoCalls[callId].initiatorVideoProducer.kind}`); + console.log( + `[transport-produce] initiatorVideoProducer Producer ID: ${videoCalls[callId].initiatorVideoProducer.id} | kind: ${videoCalls[callId].initiatorVideoProducer.kind}` + ); videoCalls[callId].initiatorVideoProducer.on('transportclose', () => { const callId = socketDetails[socket.id]; - console.log('transport for this producer closed', callId) + console.log('transport for this producer closed', callId); closeCall(callId); }); - callback && callback({ - id: videoCalls[callId].initiatorVideoProducer.id - }); + callback && + callback({ + id: videoCalls[callId].initiatorVideoProducer.id, + }); } } else if (kind === 'audio') { if (!isInitiator(callId, socket.id)) { @@ -324,36 +333,42 @@ peers.on('connection', async socket => { rtpParameters, }); - console.log(`[transport-produce] receiverAudioProducer Producer ID: ${videoCalls[callId].receiverAudioProducer.id} | kind: ${videoCalls[callId].receiverAudioProducer.kind}`); - + console.log( + `[transport-produce] receiverAudioProducer Producer ID: ${videoCalls[callId].receiverAudioProducer.id} | kind: ${videoCalls[callId].receiverAudioProducer.kind}` + ); + videoCalls[callId].receiverAudioProducer.on('transportclose', () => { const callId = socketDetails[socket.id]; - console.log('transport for this producer closed', callId) + console.log('transport for this producer closed', callId); closeCall(callId); }); // Send back to the client the Producer's id - callback && callback({ - id: videoCalls[callId].receiverAudioProducer.id - }); + callback && + callback({ + id: videoCalls[callId].receiverAudioProducer.id, + }); } else { videoCalls[callId].initiatorAudioProducer = await videoCalls[callId].initiatorProducerTransport.produce({ kind, rtpParameters, }); - console.log(`[transport-produce] initiatorAudioProducer Producer ID: ${videoCalls[callId].initiatorAudioProducer.id} | kind: ${videoCalls[callId].initiatorAudioProducer.kind}`); - + console.log( + `[transport-produce] initiatorAudioProducer Producer ID: ${videoCalls[callId].initiatorAudioProducer.id} | kind: ${videoCalls[callId].initiatorAudioProducer.kind}` + ); + videoCalls[callId].initiatorAudioProducer.on('transportclose', () => { const callId = socketDetails[socket.id]; - console.log('transport for this producer closed', callId) + console.log('transport for this producer closed', callId); closeCall(callId); }); // Send back to the client the Producer's id - callback && callback({ - id: videoCalls[callId].initiatorAudioProducer.id - }); + callback && + callback({ + id: videoCalls[callId].initiatorAudioProducer.id, + }); } } } catch (error) { @@ -371,15 +386,15 @@ peers.on('connection', async socket => { console.log(`[transport-recv-connect] socket ${socket.id} | callId ${callId}`); if (typeof dtlsParameters === 'string') dtlsParameters = JSON.parse(dtlsParameters); // await videoCalls[callId].consumerTransport.connect({ dtlsParameters }); - if(!isInitiator(callId, socket.id)) { + if (!isInitiator(callId, socket.id)) { await videoCalls[callId].receiverConsumerTransport.connect({ dtlsParameters }); - } else if(isInitiator(callId, socket.id)) { + } else if (isInitiator(callId, socket.id)) { await videoCalls[callId].initiatorConsumerTransport.connect({ dtlsParameters }); } } catch (error) { console.log(`ERROR | transport-recv-connect | callId ${socketDetails[socket.id]} | ${error.message}`); } - }) + }); /* - The customer consumes after successfully connecting to consumerTransport @@ -391,45 +406,54 @@ peers.on('connection', async socket => { socket.on('consume', async ({ rtpCapabilities }, callback) => { try { const callId = socketDetails[socket.id]; - console.log(`[consume] socket ${socket.id} | callId ${callId} | rtpCapabilities: ${JSON.stringify(rtpCapabilities)}`); + console.log( + `[consume] socket ${socket.id} | callId ${callId} | rtpCapabilities: ${JSON.stringify(rtpCapabilities)}` + ); if (typeof rtpCapabilities === 'string') rtpCapabilities = JSON.parse(rtpCapabilities); console.log('[consume] callId', callId); let canConsumeVideo, canConsumeAudio; if (isInitiator(callId, socket.id)) { - canConsumeVideo = !!videoCalls[callId].receiverVideoProducer && !!videoCalls[callId].router.canConsume({ - producerId: videoCalls[callId].receiverVideoProducer.id, - rtpCapabilities - }); - canConsumeAudio = !!videoCalls[callId].receiverAudioProducer && !!videoCalls[callId].router.canConsume({ - producerId: videoCalls[callId].receiverAudioProducer.id, - rtpCapabilities - }); - + canConsumeVideo = + !!videoCalls[callId].receiverVideoProducer && + !!videoCalls[callId].router.canConsume({ + producerId: videoCalls[callId].receiverVideoProducer.id, + rtpCapabilities, + }); + canConsumeAudio = + !!videoCalls[callId].receiverAudioProducer && + !!videoCalls[callId].router.canConsume({ + producerId: videoCalls[callId].receiverAudioProducer.id, + rtpCapabilities, + }); } else { - canConsumeVideo = !!videoCalls[callId].initiatorVideoProducer && !!videoCalls[callId].router.canConsume({ - producerId: videoCalls[callId].initiatorVideoProducer.id, - rtpCapabilities - }); + canConsumeVideo = + !!videoCalls[callId].initiatorVideoProducer && + !!videoCalls[callId].router.canConsume({ + producerId: videoCalls[callId].initiatorVideoProducer.id, + rtpCapabilities, + }); - canConsumeAudio = !!videoCalls[callId].initiatorAudioProducer && !!videoCalls[callId].router.canConsume({ - producerId: videoCalls[callId].initiatorAudioProducer.id, - rtpCapabilities - }); + canConsumeAudio = + !!videoCalls[callId].initiatorAudioProducer && + !!videoCalls[callId].router.canConsume({ + producerId: videoCalls[callId].initiatorAudioProducer.id, + rtpCapabilities, + }); } console.log('[consume] canConsumeVideo', canConsumeVideo); console.log('[consume] canConsumeAudio', canConsumeAudio); if (canConsumeVideo && !canConsumeAudio) { - const videoParams = await consumeVideo(callId, socket.id, rtpCapabilities) + const videoParams = await consumeVideo(callId, socket.id, rtpCapabilities); callback({ videoParams, audioParams: null }); } else if (canConsumeVideo && canConsumeAudio) { - const videoParams = await consumeVideo(callId, socket.id, rtpCapabilities) - const audioParams = await consumeAudio(callId, socket.id, rtpCapabilities) + const videoParams = await consumeVideo(callId, socket.id, rtpCapabilities); + const audioParams = await consumeAudio(callId, socket.id, rtpCapabilities); callback({ videoParams, audioParams }); } else if (!canConsumeVideo && canConsumeAudio) { - const audioParams = await consumeAudio(callId, socket.id, rtpCapabilities) + const audioParams = await consumeAudio(callId, socket.id, rtpCapabilities); const data = { videoParams: null, audioParams }; callback(data); } else { @@ -437,7 +461,7 @@ peers.on('connection', async socket => { callback(null); } } catch (error) { - console.log(`ERROR | consume | callId ${socketDetails[socket.id]} | ${error.message}`) + console.log(`ERROR | consume | callId ${socketDetails[socket.id]} | ${error.message}`); callback({ params: { error } }); } }); @@ -447,10 +471,10 @@ peers.on('connection', async socket => { - When consuming on consumerTransport, it is initially done with paused: true, here we will resume - For the initiator we resume the initiatorConsumerAUDIO/VIDEO and for receiver the receiverConsumerAUDIO/VIDEO */ - socket.on('consumer-resume',() => { + socket.on('consumer-resume', () => { try { const callId = socketDetails[socket.id]; - console.log(`[consumer-resume] callId ${callId}`) + console.log(`[consumer-resume] callId ${callId}`); if (isInitiator(callId, socket.id)) { videoCalls[callId]?.initiatorConsumerVideo?.resume(); videoCalls[callId]?.initiatorConsumerAudio?.resume(); @@ -465,8 +489,7 @@ peers.on('connection', async socket => { }); const consumeVideo = async (callId, socketId, rtpCapabilities) => { - - if(isInitiator(callId, socketId)) { + if (isInitiator(callId, socketId)) { videoCalls[callId].initiatorConsumerVideo = await videoCalls[callId].initiatorConsumerTransport.consume({ producerId: videoCalls[callId].receiverVideoProducer.id, rtpCapabilities, @@ -492,7 +515,7 @@ const consumeVideo = async (callId, socketId, rtpCapabilities) => { producerId: videoCalls[callId].receiverVideoProducer.id, kind: 'video', rtpParameters: videoCalls[callId].initiatorConsumerVideo.rtpParameters, - } + }; } else { videoCalls[callId].receiverConsumerVideo = await videoCalls[callId].receiverConsumerTransport.consume({ producerId: videoCalls[callId].initiatorVideoProducer.id, @@ -517,12 +540,12 @@ const consumeVideo = async (callId, socketId, rtpCapabilities) => { producerId: videoCalls[callId].initiatorVideoProducer.id, kind: 'video', rtpParameters: videoCalls[callId].receiverConsumerVideo.rtpParameters, - } + }; } -} +}; const consumeAudio = async (callId, socketId, rtpCapabilities) => { - if(isInitiator(callId, socketId)) { + if (isInitiator(callId, socketId)) { videoCalls[callId].initiatorConsumerAudio = await videoCalls[callId].initiatorConsumerTransport.consume({ producerId: videoCalls[callId].receiverAudioProducer.id, rtpCapabilities, @@ -548,7 +571,7 @@ const consumeAudio = async (callId, socketId, rtpCapabilities) => { producerId: videoCalls[callId].receiverAudioProducer.id, kind: 'audio', rtpParameters: videoCalls[callId].initiatorConsumerAudio.rtpParameters, - } + }; } else { videoCalls[callId].receiverConsumerAudio = await videoCalls[callId].receiverConsumerTransport.consume({ producerId: videoCalls[callId].initiatorAudioProducer.id, @@ -573,13 +596,13 @@ const consumeAudio = async (callId, socketId, rtpCapabilities) => { producerId: videoCalls[callId].initiatorAudioProducer.id, kind: 'audio', rtpParameters: videoCalls[callId].receiverConsumerAudio.rtpParameters, - } + }; } -} +}; const isInitiator = (callId, socketId) => { - return (videoCalls[callId].initiatorSockerId === socketId); -} + return videoCalls[callId]?.initiatorSocket?.id === socketId; +}; /* - Called from at event 'createWebRtcTransport' and assigned to the consumer or producer transport @@ -597,19 +620,18 @@ const createWebRtcTransportLayer = async (callId, callback) => { { ip: process.env.IP, // Listening IPv4 or IPv6. announcedIp: process.env.ANNOUNCED_IP, // Announced IPv4 or IPv6 (useful when running mediasoup behind NAT with private IP). - } + }, ], enableUdp: true, enableTcp: true, preferUdp: true, }; - + // https://mediasoup.org/documentation/v3/mediasoup/api/#router-createWebRtcTransport - let transport = await videoCalls[callId].router.createWebRtcTransport(webRtcTransport_options) - console.log(`callId: ${callId} | transport id: ${transport.id}`) + let transport = await videoCalls[callId].router.createWebRtcTransport(webRtcTransport_options); // Handler for when DTLS(Datagram Transport Layer Security) changes - transport.on('dtlsstatechange', dtlsState => { + transport.on('dtlsstatechange', (dtlsState) => { console.log(`transport | dtlsstatechange | calldId ${callId} | dtlsState ${dtlsState}`); if (dtlsState === 'closed') { transport.close(); @@ -634,9 +656,8 @@ const createWebRtcTransportLayer = async (callId, callback) => { // Set transport to producerTransport or consumerTransport return transport; - } catch (error) { console.log(`ERROR | createWebRtcTransportLayer | callId ${socketDetails[socket.id]} | ${error.message}`); callback({ params: { error } }); } -} \ No newline at end of file +}; diff --git a/public/bundle.js b/public/bundle.js index e9b17f7..9ef331f 100644 --- a/public/bundle.js +++ b/public/bundle.js @@ -20449,10 +20449,14 @@ setTimeout(() => { console.log(`[MEDIA] ${config.mediasoupAddress} | connected: ${socket.connected} | existsProducer: ${existsProducer}`) if (!IS_PRODUCER && existsProducer && consumer === undefined) { goConnect() - // document.getElementById('btnRecvSendTransport').click(); } if (IS_PRODUCER && urlParams.get('testing') === 'true') { getLocalStream() } }) + + socket.on('new-producer', ({ callId }) => { + console.log(`🟢 new-producer | callId: ${callId} | Ready to consume`); + consume() + }) } if (IS_PRODUCER === true) { diff --git a/public/index.js b/public/index.js index 2d2faac..1fbf13a 100644 --- a/public/index.js +++ b/public/index.js @@ -91,10 +91,14 @@ setTimeout(() => { console.log(`[MEDIA] ${config.mediasoupAddress} | connected: ${socket.connected} | existsProducer: ${existsProducer}`) if (!IS_PRODUCER && existsProducer && consumer === undefined) { goConnect() - // document.getElementById('btnRecvSendTransport').click(); } if (IS_PRODUCER && urlParams.get('testing') === 'true') { getLocalStream() } }) + + socket.on('new-producer', ({ callId }) => { + console.log(`🟢 new-producer | callId: ${callId} | Ready to consume`); + consume() + }) } if (IS_PRODUCER === true) {