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path: root/webrtc/src/opcodes/SelectProtocol.ts
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-rw-r--r--webrtc/src/opcodes/SelectProtocol.ts231
1 files changed, 130 insertions, 101 deletions
diff --git a/webrtc/src/opcodes/SelectProtocol.ts b/webrtc/src/opcodes/SelectProtocol.ts

index 75ab4495..72fb9c79 100644 --- a/webrtc/src/opcodes/SelectProtocol.ts +++ b/webrtc/src/opcodes/SelectProtocol.ts
@@ -7,6 +7,24 @@ import { RtpCodecCapability } from "mediasoup/node/lib/RtpParameters"; import * as sdpTransform from 'sdp-transform'; import sodium from "libsodium-wrappers"; +export interface CodecPayload { + name: string, + type: "audio" | "video", + priority: number, + payload_type: number, + rtx_payload_type: number | null, +} + +export interface SelectProtocolPayload extends Payload { + d: { + codecs: Array<CodecPayload>, + data: string, // SDP if webrtc + protocol: string, + rtc_connection_id: string, + sdp?: string, // same as data + }; +} + /* Sent by client: @@ -70,108 +88,119 @@ import sodium from "libsodium-wrappers"; } */ -export async function onSelectProtocol(this: Server, socket: WebSocket, data: Payload) { - // const rtpCapabilities = this.mediasoupRouters[0].rtpCapabilities; - // const codecs = rtpCapabilities.codecs as RtpCodecCapability[]; - +export async function onSelectProtocol(this: Server, socket: WebSocket, data: SelectProtocolPayload) { if (data.d.sdp) { - // const transport = this.mediasoupTransports[0]; //whatever - - // const res = sdpTransform.parse(data.d.sdp); - - // const videoCodec = this.mediasoupRouters[0].rtpCapabilities.codecs!.find((x: any) => x.kind === "video"); - // const audioCodec = this.mediasoupRouters[0].rtpCapabilities.codecs!.find((x: any) => x.kind === "audio"); - - // const producer = this.mediasoupProducers[0] || await transport.produce({ - // kind: "audio", - // rtpParameters: { - // mid: "audio", - // codecs: [{ - // clockRate: audioCodec!.clockRate, - // payloadType: audioCodec!.preferredPayloadType as number, - // mimeType: audioCodec!.mimeType, - // channels: audioCodec?.channels, - // }], - // headerExtensions: res.ext?.map(x => ({ - // id: x.value, - // uri: x.uri, - // })), - // }, - // paused: false, - // }); - - // console.log("can consume: " + this.mediasoupRouters[0].canConsume({ producerId: producer.id, rtpCapabilities: rtpCapabilities })); - - // // const consumer = this.mediasoupConsumers[0] || await transport.consume({ - // // producerId: producer.id, - // // paused: false, - // // rtpCapabilities, - // // }); - - // socket.send(JSON.stringify({ - // op: VoiceOPCodes.SESSION_DESCRIPTION, - // d: { - // video_codec: videoCodec?.mimeType?.substring(6) || undefined, - // // mode: "xsalsa20_poly1305_lite", - // media_session_id: transport.id, - // audio_codec: audioCodec?.mimeType.substring(6), - // secret_key: sodium.from_hex("724b092810ec86d7e35c9d067702b31ef90bc43a7b598626749914d6a3e033ed").buffer, - // sdp: `m=audio ${50001} ICE/SDP\n` - // + `a=fingerprint:sha-256 ${transport.dtlsParameters.fingerprints.find(x => x.algorithm === "sha-256")?.value}\n` - // + `c=IN IP4 ${transport.iceCandidates[0].ip}\n` - // + `t=0 0\n` - // + `a=ice-lite\n` - // + `a=rtcp-mux\n` - // + `a=rtcp:${50001}\n` - // + `a=ice-ufrag:${transport.iceParameters.usernameFragment}\n` - // + `a=ice-pwd:${transport.iceParameters.password}\n` - // + `a=fingerprint:sha-256 ${transport.dtlsParameters.fingerprints.find(x => x.algorithm === "sha-256")?.value}\n` - // + `a=candidate:1 1 ${transport.iceCandidates[0].protocol.toUpperCase()} ${transport.iceCandidates[0].priority} ${transport.iceCandidates[0].ip} ${50001} typ ${transport.iceCandidates[0].type}` - // } - // })); + const rtpCapabilities = this.mediasoupRouters[0].rtpCapabilities; + const codecs = rtpCapabilities.codecs as RtpCodecCapability[]; + + const transport = this.mediasoupTransports[0]; //whatever + + const res = sdpTransform.parse(data.d.sdp); + + const videoCodec = this.mediasoupRouters[0].rtpCapabilities.codecs!.find((x: any) => x.kind === "video"); + const audioCodec = this.mediasoupRouters[0].rtpCapabilities.codecs!.find((x: any) => x.kind === "audio"); + + const producer = this.mediasoupProducers[0] || await transport.produce({ + kind: "audio", + rtpParameters: { + mid: "audio", + codecs: [{ + clockRate: audioCodec!.clockRate, + payloadType: audioCodec!.preferredPayloadType as number, + mimeType: audioCodec!.mimeType, + channels: audioCodec?.channels, + }], + headerExtensions: res.ext?.map(x => ({ + id: x.value, + uri: x.uri, + })), + }, + paused: false, + }); + + console.log("can consume: " + this.mediasoupRouters[0].canConsume({ producerId: producer.id, rtpCapabilities: rtpCapabilities })); + + const consumer = this.mediasoupConsumers[0] || await transport.consume({ + producerId: producer.id, + paused: false, + rtpCapabilities, + }); + + transport.connect({ + dtlsParameters: { + fingerprints: transport.dtlsParameters.fingerprints, + role: "server", + } + }); + + socket.send(JSON.stringify({ + op: VoiceOPCodes.SESSION_DESCRIPTION, + d: { + video_codec: videoCodec?.mimeType?.substring(6) || undefined, + // mode: "xsalsa20_poly1305_lite", + media_session_id: transport.id, + audio_codec: audioCodec?.mimeType.substring(6), + secret_key: sodium.from_hex("724b092810ec86d7e35c9d067702b31ef90bc43a7b598626749914d6a3e033ed").buffer, + sdp: `m=audio ${50001} ICE/SDP\n` + + `a=fingerprint:sha-256 ${transport.dtlsParameters.fingerprints.find(x => x.algorithm === "sha-256")?.value}\n` + + `c=IN IP4 ${transport.iceCandidates[0].ip}\n` + + `t=0 0\n` + + `a=ice-lite\n` + + `a=rtcp-mux\n` + + `a=rtcp:${50001}\n` + + `a=ice-ufrag:${transport.iceParameters.usernameFragment}\n` + + `a=ice-pwd:${transport.iceParameters.password}\n` + + `a=fingerprint:sha-256 ${transport.dtlsParameters.fingerprints.find(x => x.algorithm === "sha-256")?.value}\n` + + `a=candidate:1 1 ${transport.iceCandidates[0].protocol.toUpperCase()} ${transport.iceCandidates[0].priority} ${transport.iceCandidates[0].ip} ${50001} typ ${transport.iceCandidates[0].type}` + } + })); return; } - /* - { - "video_codec":"H264", - "sdp": - " - m=audio 50010 ICE/SDP - a=fingerprint:sha-256 4A:79:94:16:44:3F:BD:05:41:5A:C7:20:F3:12:54:70:00:73:5D:33:00:2D:2C:80:9B:39:E1:9F:2D:A7:49:87 - c=IN IP4 109.200.214.158 - a=rtcp:50010 - a=ice-ufrag:+npq - a=ice-pwd:+jf7jAesMeHHby43FRqWTy - a=fingerprint:sha-256 4A:79:94:16:44:3F:BD:05:41:5A:C7:20:F3:12:54:70:00:73:5D:33:00:2D:2C:80:9B:39:E1:9F:2D:A7:49:87 - a=candidate:1 1 UDP 4261412862 109.200.214.158 50010 typ host", - "media_session_id":"59265c94fa13e313492c372c4c8da801 - ", - "audio_codec":"opus" - } - */ - - - /* - { - "video_codec": "H264", - "secret_key": [36, 80, 96, 53, 95, 149, 253, 16, 137, 186, 238, 222, 251, 180, 94, 150, 112, 137, 192, 109, 69, 79, 218, 111, 217, 197, 56, 74, 18, 41, 51, 140], - "mode": "aead_aes256_gcm_rtpsize", - "media_session_id": "797575a97a87b63e81e2399348b97ad1", - "audio_codec": "opus" - }; - */ - - this.decryptKey = [...sodium.randombytes_buf(sodium.crypto_secretbox_KEYBYTES)]; - console.log(this.decryptKey.map(x => String.fromCharCode(x)).join("")); - - socket.send(JSON.stringify({ - op:VoiceOPCodes.SESSION_DESCRIPTION, - d: { - video_codec: "H264", - secret_key: this.decryptKey, - mode: "aead_aes256_gcm_rtpsize", - media_session_id: "blah blah blah", - audio_codec: "opus", - } - })); + else { + /* + { + "video_codec":"H264", + "sdp": + " + m=audio 50010 ICE/SDP + a=fingerprint:sha-256 4A:79:94:16:44:3F:BD:05:41:5A:C7:20:F3:12:54:70:00:73:5D:33:00:2D:2C:80:9B:39:E1:9F:2D:A7:49:87 + c=IN IP4 109.200.214.158 + a=rtcp:50010 + a=ice-ufrag:+npq + a=ice-pwd:+jf7jAesMeHHby43FRqWTy + a=fingerprint:sha-256 4A:79:94:16:44:3F:BD:05:41:5A:C7:20:F3:12:54:70:00:73:5D:33:00:2D:2C:80:9B:39:E1:9F:2D:A7:49:87 + a=candidate:1 1 UDP 4261412862 109.200.214.158 50010 typ host", + "media_session_id":"59265c94fa13e313492c372c4c8da801 + ", + "audio_codec":"opus" + } + */ + + + /* + { + "video_codec": "H264", + "secret_key": [36, 80, 96, 53, 95, 149, 253, 16, 137, 186, 238, 222, 251, 180, 94, 150, 112, 137, 192, 109, 69, 79, 218, 111, 217, 197, 56, 74, 18, 41, 51, 140], + "mode": "aead_aes256_gcm_rtpsize", + "media_session_id": "797575a97a87b63e81e2399348b97ad1", + "audio_codec": "opus" + }; + */ + + this.decryptKey = sodium.randombytes_buf(sodium.crypto_secretbox_KEYBYTES); + + // this.decryptKey = new Array(sodium.crypto_secretbox_KEYBYTES).fill(null).map((x, i) => i + 1); + console.log(this.decryptKey); + + socket.send(JSON.stringify({ + op: VoiceOPCodes.SESSION_DESCRIPTION, + d: { + video_codec: "H264", + secret_key: [...this.decryptKey.values()], + mode: "aead_aes256_gcm_rtpsize", + media_session_id: "blah blah blah", + audio_codec: "opus", + } + })); + } } \ No newline at end of file