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Commit | Line | Data |
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8ebf2a5d | 1 | |
df1db951 | 2 | import { readFile } from 'fs-extra' |
8ebf2a5d | 3 | import { createServer, Server } from 'net' |
df1db951 | 4 | import { createServer as createServerTLS, Server as ServerTLS } from 'tls' |
c826f34a | 5 | import { |
ad5db104 | 6 | computeLowerResolutionsToTranscode, |
c826f34a | 7 | ffprobePromise, |
f443a746 | 8 | getLiveSegmentTime, |
c729caf6 | 9 | getVideoStreamBitrate, |
f443a746 C |
10 | getVideoStreamDimensionsInfo, |
11 | getVideoStreamFPS | |
c729caf6 | 12 | } from '@server/helpers/ffmpeg' |
8ebf2a5d C |
13 | import { logger, loggerTagsFactory } from '@server/helpers/logger' |
14 | import { CONFIG, registerConfigChangedHandler } from '@server/initializers/config' | |
51353d9a | 15 | import { P2P_MEDIA_LOADER_PEER_VERSION, VIDEO_LIVE } from '@server/initializers/constants' |
8ebf2a5d C |
16 | import { UserModel } from '@server/models/user/user' |
17 | import { VideoModel } from '@server/models/video/video' | |
18 | import { VideoLiveModel } from '@server/models/video/video-live' | |
19 | import { VideoStreamingPlaylistModel } from '@server/models/video/video-streaming-playlist' | |
764b1a14 | 20 | import { MStreamingPlaylistVideo, MVideo, MVideoLiveVideo } from '@server/types/models' |
8ebf2a5d C |
21 | import { VideoState, VideoStreamingPlaylistType } from '@shared/models' |
22 | import { federateVideoIfNeeded } from '../activitypub/videos' | |
23 | import { JobQueue } from '../job-queue' | |
0305db28 | 24 | import { generateHLSMasterPlaylistFilename, generateHlsSha256SegmentsFilename } from '../paths' |
df1db951 | 25 | import { PeerTubeSocket } from '../peertube-socket' |
8ebf2a5d C |
26 | import { LiveQuotaStore } from './live-quota-store' |
27 | import { LiveSegmentShaStore } from './live-segment-sha-store' | |
28 | import { cleanupLive } from './live-utils' | |
29 | import { MuxingSession } from './shared' | |
30 | ||
7a397c7f C |
31 | const NodeRtmpSession = require('node-media-server/src/node_rtmp_session') |
32 | const context = require('node-media-server/src/node_core_ctx') | |
33 | const nodeMediaServerLogger = require('node-media-server/src/node_core_logger') | |
8ebf2a5d C |
34 | |
35 | // Disable node media server logs | |
36 | nodeMediaServerLogger.setLogType(0) | |
37 | ||
38 | const config = { | |
39 | rtmp: { | |
40 | port: CONFIG.LIVE.RTMP.PORT, | |
41 | chunk_size: VIDEO_LIVE.RTMP.CHUNK_SIZE, | |
42 | gop_cache: VIDEO_LIVE.RTMP.GOP_CACHE, | |
43 | ping: VIDEO_LIVE.RTMP.PING, | |
44 | ping_timeout: VIDEO_LIVE.RTMP.PING_TIMEOUT | |
8ebf2a5d C |
45 | } |
46 | } | |
47 | ||
48 | const lTags = loggerTagsFactory('live') | |
49 | ||
50 | class LiveManager { | |
51 | ||
52 | private static instance: LiveManager | |
53 | ||
54 | private readonly muxingSessions = new Map<string, MuxingSession>() | |
55 | private readonly videoSessions = new Map<number, string>() | |
8ebf2a5d C |
56 | |
57 | private rtmpServer: Server | |
df1db951 C |
58 | private rtmpsServer: ServerTLS |
59 | ||
60 | private running = false | |
8ebf2a5d C |
61 | |
62 | private constructor () { | |
63 | } | |
64 | ||
65 | init () { | |
66 | const events = this.getContext().nodeEvent | |
67 | events.on('postPublish', (sessionId: string, streamPath: string) => { | |
68 | logger.debug('RTMP received stream', { id: sessionId, streamPath, ...lTags(sessionId) }) | |
69 | ||
70 | const splittedPath = streamPath.split('/') | |
71 | if (splittedPath.length !== 3 || splittedPath[1] !== VIDEO_LIVE.RTMP.BASE_PATH) { | |
72 | logger.warn('Live path is incorrect.', { streamPath, ...lTags(sessionId) }) | |
73 | return this.abortSession(sessionId) | |
74 | } | |
75 | ||
df1db951 C |
76 | const session = this.getContext().sessions.get(sessionId) |
77 | ||
78 | this.handleSession(sessionId, session.inputOriginUrl + streamPath, splittedPath[2]) | |
8ebf2a5d C |
79 | .catch(err => logger.error('Cannot handle sessions.', { err, ...lTags(sessionId) })) |
80 | }) | |
81 | ||
82 | events.on('donePublish', sessionId => { | |
83 | logger.info('Live session ended.', { sessionId, ...lTags(sessionId) }) | |
84 | }) | |
85 | ||
86 | registerConfigChangedHandler(() => { | |
df1db951 C |
87 | if (!this.running && CONFIG.LIVE.ENABLED === true) { |
88 | this.run().catch(err => logger.error('Cannot run live server.', { err })) | |
8ebf2a5d C |
89 | return |
90 | } | |
91 | ||
df1db951 | 92 | if (this.running && CONFIG.LIVE.ENABLED === false) { |
8ebf2a5d C |
93 | this.stop() |
94 | } | |
95 | }) | |
96 | ||
97 | // Cleanup broken lives, that were terminated by a server restart for example | |
98 | this.handleBrokenLives() | |
99 | .catch(err => logger.error('Cannot handle broken lives.', { err, ...lTags() })) | |
8ebf2a5d C |
100 | } |
101 | ||
df1db951 C |
102 | async run () { |
103 | this.running = true | |
8ebf2a5d | 104 | |
df1db951 C |
105 | if (CONFIG.LIVE.RTMP.ENABLED) { |
106 | logger.info('Running RTMP server on port %d', CONFIG.LIVE.RTMP.PORT, lTags()) | |
8ebf2a5d | 107 | |
df1db951 C |
108 | this.rtmpServer = createServer(socket => { |
109 | const session = new NodeRtmpSession(config, socket) | |
8ebf2a5d | 110 | |
df1db951 C |
111 | session.inputOriginUrl = 'rtmp://127.0.0.1:' + CONFIG.LIVE.RTMP.PORT |
112 | session.run() | |
113 | }) | |
114 | ||
115 | this.rtmpServer.on('error', err => { | |
116 | logger.error('Cannot run RTMP server.', { err, ...lTags() }) | |
117 | }) | |
118 | ||
119 | this.rtmpServer.listen(CONFIG.LIVE.RTMP.PORT) | |
120 | } | |
8ebf2a5d | 121 | |
df1db951 C |
122 | if (CONFIG.LIVE.RTMPS.ENABLED) { |
123 | logger.info('Running RTMPS server on port %d', CONFIG.LIVE.RTMPS.PORT, lTags()) | |
124 | ||
125 | const [ key, cert ] = await Promise.all([ | |
126 | readFile(CONFIG.LIVE.RTMPS.KEY_FILE), | |
127 | readFile(CONFIG.LIVE.RTMPS.CERT_FILE) | |
128 | ]) | |
129 | const serverOptions = { key, cert } | |
130 | ||
131 | this.rtmpsServer = createServerTLS(serverOptions, socket => { | |
132 | const session = new NodeRtmpSession(config, socket) | |
133 | ||
134 | session.inputOriginUrl = 'rtmps://127.0.0.1:' + CONFIG.LIVE.RTMPS.PORT | |
135 | session.run() | |
136 | }) | |
137 | ||
138 | this.rtmpsServer.on('error', err => { | |
139 | logger.error('Cannot run RTMPS server.', { err, ...lTags() }) | |
140 | }) | |
141 | ||
142 | this.rtmpsServer.listen(CONFIG.LIVE.RTMPS.PORT) | |
143 | } | |
8ebf2a5d C |
144 | } |
145 | ||
146 | stop () { | |
df1db951 C |
147 | this.running = false |
148 | ||
5037e0e4 C |
149 | if (this.rtmpServer) { |
150 | logger.info('Stopping RTMP server.', lTags()) | |
8ebf2a5d | 151 | |
5037e0e4 C |
152 | this.rtmpServer.close() |
153 | this.rtmpServer = undefined | |
154 | } | |
155 | ||
156 | if (this.rtmpsServer) { | |
157 | logger.info('Stopping RTMPS server.', lTags()) | |
158 | ||
159 | this.rtmpsServer.close() | |
160 | this.rtmpsServer = undefined | |
161 | } | |
8ebf2a5d C |
162 | |
163 | // Sessions is an object | |
164 | this.getContext().sessions.forEach((session: any) => { | |
165 | if (session instanceof NodeRtmpSession) { | |
166 | session.stop() | |
167 | } | |
168 | }) | |
169 | } | |
170 | ||
171 | isRunning () { | |
172 | return !!this.rtmpServer | |
173 | } | |
174 | ||
175 | stopSessionOf (videoId: number) { | |
176 | const sessionId = this.videoSessions.get(videoId) | |
177 | if (!sessionId) return | |
178 | ||
179 | this.videoSessions.delete(videoId) | |
180 | this.abortSession(sessionId) | |
181 | } | |
182 | ||
8ebf2a5d C |
183 | private getContext () { |
184 | return context | |
185 | } | |
186 | ||
187 | private abortSession (sessionId: string) { | |
188 | const session = this.getContext().sessions.get(sessionId) | |
189 | if (session) { | |
190 | session.stop() | |
191 | this.getContext().sessions.delete(sessionId) | |
192 | } | |
193 | ||
194 | const muxingSession = this.muxingSessions.get(sessionId) | |
609a4442 | 195 | if (muxingSession) { |
e466544f | 196 | // Muxing session will fire and event so we correctly cleanup the session |
609a4442 | 197 | muxingSession.abort() |
609a4442 C |
198 | |
199 | this.muxingSessions.delete(sessionId) | |
200 | } | |
8ebf2a5d C |
201 | } |
202 | ||
df1db951 | 203 | private async handleSession (sessionId: string, inputUrl: string, streamKey: string) { |
8ebf2a5d C |
204 | const videoLive = await VideoLiveModel.loadByStreamKey(streamKey) |
205 | if (!videoLive) { | |
206 | logger.warn('Unknown live video with stream key %s.', streamKey, lTags(sessionId)) | |
207 | return this.abortSession(sessionId) | |
208 | } | |
209 | ||
210 | const video = videoLive.Video | |
211 | if (video.isBlacklisted()) { | |
212 | logger.warn('Video is blacklisted. Refusing stream %s.', streamKey, lTags(sessionId, video.uuid)) | |
213 | return this.abortSession(sessionId) | |
214 | } | |
215 | ||
216 | // Cleanup old potential live files (could happen with a permanent live) | |
217 | LiveSegmentShaStore.Instance.cleanupShaSegments(video.uuid) | |
218 | ||
219 | const oldStreamingPlaylist = await VideoStreamingPlaylistModel.loadHLSPlaylistByVideo(video.id) | |
220 | if (oldStreamingPlaylist) { | |
221 | await cleanupLive(video, oldStreamingPlaylist) | |
222 | } | |
223 | ||
224 | this.videoSessions.set(video.id, sessionId) | |
225 | ||
c826f34a | 226 | const now = Date.now() |
df1db951 | 227 | const probe = await ffprobePromise(inputUrl) |
c826f34a | 228 | |
679c12e6 | 229 | const [ { resolution, ratio }, fps, bitrate ] = await Promise.all([ |
c729caf6 C |
230 | getVideoStreamDimensionsInfo(inputUrl, probe), |
231 | getVideoStreamFPS(inputUrl, probe), | |
232 | getVideoStreamBitrate(inputUrl, probe) | |
8ebf2a5d C |
233 | ]) |
234 | ||
c826f34a C |
235 | logger.info( |
236 | '%s probing took %d ms (bitrate: %d, fps: %d, resolution: %d)', | |
df1db951 | 237 | inputUrl, Date.now() - now, bitrate, fps, resolution, lTags(sessionId, video.uuid) |
c826f34a C |
238 | ) |
239 | ||
679c12e6 | 240 | const allResolutions = this.buildAllResolutionsToTranscode(resolution) |
8ebf2a5d C |
241 | |
242 | logger.info( | |
679c12e6 | 243 | 'Will mux/transcode live video of original resolution %d.', resolution, |
8ebf2a5d C |
244 | { allResolutions, ...lTags(sessionId, video.uuid) } |
245 | ) | |
246 | ||
247 | const streamingPlaylist = await this.createLivePlaylist(video, allResolutions) | |
248 | ||
249 | return this.runMuxingSession({ | |
250 | sessionId, | |
251 | videoLive, | |
252 | streamingPlaylist, | |
df1db951 | 253 | inputUrl, |
8ebf2a5d | 254 | fps, |
c826f34a | 255 | bitrate, |
679c12e6 | 256 | ratio, |
8ebf2a5d C |
257 | allResolutions |
258 | }) | |
259 | } | |
260 | ||
261 | private async runMuxingSession (options: { | |
262 | sessionId: string | |
263 | videoLive: MVideoLiveVideo | |
264 | streamingPlaylist: MStreamingPlaylistVideo | |
df1db951 | 265 | inputUrl: string |
8ebf2a5d | 266 | fps: number |
c826f34a | 267 | bitrate: number |
679c12e6 | 268 | ratio: number |
8ebf2a5d C |
269 | allResolutions: number[] |
270 | }) { | |
df1db951 | 271 | const { sessionId, videoLive, streamingPlaylist, allResolutions, fps, bitrate, ratio, inputUrl } = options |
8ebf2a5d C |
272 | const videoUUID = videoLive.Video.uuid |
273 | const localLTags = lTags(sessionId, videoUUID) | |
274 | ||
275 | const user = await UserModel.loadByLiveId(videoLive.id) | |
276 | LiveQuotaStore.Instance.addNewLive(user.id, videoLive.id) | |
277 | ||
278 | const muxingSession = new MuxingSession({ | |
279 | context: this.getContext(), | |
280 | user, | |
281 | sessionId, | |
282 | videoLive, | |
283 | streamingPlaylist, | |
df1db951 | 284 | inputUrl, |
c826f34a | 285 | bitrate, |
679c12e6 | 286 | ratio, |
8ebf2a5d C |
287 | fps, |
288 | allResolutions | |
289 | }) | |
290 | ||
291 | muxingSession.on('master-playlist-created', () => this.publishAndFederateLive(videoLive, localLTags)) | |
292 | ||
293 | muxingSession.on('bad-socket-health', ({ videoId }) => { | |
294 | logger.error( | |
295 | 'Too much data in client socket stream (ffmpeg is too slow to transcode the video).' + | |
296 | ' Stopping session of video %s.', videoUUID, | |
297 | localLTags | |
298 | ) | |
299 | ||
300 | this.stopSessionOf(videoId) | |
301 | }) | |
302 | ||
303 | muxingSession.on('duration-exceeded', ({ videoId }) => { | |
304 | logger.info('Stopping session of %s: max duration exceeded.', videoUUID, localLTags) | |
305 | ||
306 | this.stopSessionOf(videoId) | |
307 | }) | |
308 | ||
309 | muxingSession.on('quota-exceeded', ({ videoId }) => { | |
310 | logger.info('Stopping session of %s: user quota exceeded.', videoUUID, localLTags) | |
311 | ||
312 | this.stopSessionOf(videoId) | |
313 | }) | |
314 | ||
315 | muxingSession.on('ffmpeg-error', ({ sessionId }) => this.abortSession(sessionId)) | |
316 | muxingSession.on('ffmpeg-end', ({ videoId }) => { | |
317 | this.onMuxingFFmpegEnd(videoId) | |
318 | }) | |
319 | ||
320 | muxingSession.on('after-cleanup', ({ videoId }) => { | |
321 | this.muxingSessions.delete(sessionId) | |
322 | ||
609a4442 C |
323 | muxingSession.destroy() |
324 | ||
8ebf2a5d C |
325 | return this.onAfterMuxingCleanup(videoId) |
326 | .catch(err => logger.error('Error in end transmuxing.', { err, ...localLTags })) | |
327 | }) | |
328 | ||
329 | this.muxingSessions.set(sessionId, muxingSession) | |
330 | ||
331 | muxingSession.runMuxing() | |
332 | .catch(err => { | |
333 | logger.error('Cannot run muxing.', { err, ...localLTags }) | |
334 | this.abortSession(sessionId) | |
335 | }) | |
336 | } | |
337 | ||
338 | private async publishAndFederateLive (live: MVideoLiveVideo, localLTags: { tags: string[] }) { | |
339 | const videoId = live.videoId | |
340 | ||
341 | try { | |
342 | const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(videoId) | |
343 | ||
344 | logger.info('Will publish and federate live %s.', video.url, localLTags) | |
345 | ||
346 | video.state = VideoState.PUBLISHED | |
7137377d | 347 | video.publishedAt = new Date() |
8ebf2a5d C |
348 | await video.save() |
349 | ||
350 | live.Video = video | |
351 | ||
352 | setTimeout(() => { | |
353 | federateVideoIfNeeded(video, false) | |
354 | .catch(err => logger.error('Cannot federate live video %s.', video.url, { err, ...localLTags })) | |
355 | ||
356 | PeerTubeSocket.Instance.sendVideoLiveNewState(video) | |
f443a746 | 357 | }, getLiveSegmentTime(live.latencyMode) * 1000 * VIDEO_LIVE.EDGE_LIVE_DELAY_SEGMENTS_NOTIFICATION) |
8ebf2a5d C |
358 | } catch (err) { |
359 | logger.error('Cannot save/federate live video %d.', videoId, { err, ...localLTags }) | |
360 | } | |
361 | } | |
362 | ||
363 | private onMuxingFFmpegEnd (videoId: number) { | |
8ebf2a5d C |
364 | this.videoSessions.delete(videoId) |
365 | } | |
366 | ||
367 | private async onAfterMuxingCleanup (videoUUID: string, cleanupNow = false) { | |
368 | try { | |
369 | const fullVideo = await VideoModel.loadAndPopulateAccountAndServerAndTags(videoUUID) | |
370 | if (!fullVideo) return | |
371 | ||
372 | const live = await VideoLiveModel.loadByVideoId(fullVideo.id) | |
373 | ||
374 | if (!live.permanentLive) { | |
375 | JobQueue.Instance.createJob({ | |
376 | type: 'video-live-ending', | |
377 | payload: { | |
378 | videoId: fullVideo.id | |
379 | } | |
380 | }, { delay: cleanupNow ? 0 : VIDEO_LIVE.CLEANUP_DELAY }) | |
381 | ||
382 | fullVideo.state = VideoState.LIVE_ENDED | |
383 | } else { | |
384 | fullVideo.state = VideoState.WAITING_FOR_LIVE | |
385 | } | |
386 | ||
387 | await fullVideo.save() | |
388 | ||
389 | PeerTubeSocket.Instance.sendVideoLiveNewState(fullVideo) | |
390 | ||
391 | await federateVideoIfNeeded(fullVideo, false) | |
392 | } catch (err) { | |
393 | logger.error('Cannot save/federate new video state of live streaming of video %d.', videoUUID, { err, ...lTags(videoUUID) }) | |
394 | } | |
395 | } | |
396 | ||
8ebf2a5d C |
397 | private async handleBrokenLives () { |
398 | const videoUUIDs = await VideoModel.listPublishedLiveUUIDs() | |
399 | ||
400 | for (const uuid of videoUUIDs) { | |
401 | await this.onAfterMuxingCleanup(uuid, true) | |
402 | } | |
403 | } | |
404 | ||
405 | private buildAllResolutionsToTranscode (originResolution: number) { | |
406 | const resolutionsEnabled = CONFIG.LIVE.TRANSCODING.ENABLED | |
ad5db104 | 407 | ? computeLowerResolutionsToTranscode(originResolution, 'live') |
8ebf2a5d C |
408 | : [] |
409 | ||
410 | return resolutionsEnabled.concat([ originResolution ]) | |
411 | } | |
412 | ||
764b1a14 C |
413 | private async createLivePlaylist (video: MVideo, allResolutions: number[]): Promise<MStreamingPlaylistVideo> { |
414 | const playlist = await VideoStreamingPlaylistModel.loadOrGenerate(video) | |
8ebf2a5d | 415 | |
764b1a14 C |
416 | playlist.playlistFilename = generateHLSMasterPlaylistFilename(true) |
417 | playlist.segmentsSha256Filename = generateHlsSha256SegmentsFilename(true) | |
8ebf2a5d | 418 | |
764b1a14 C |
419 | playlist.p2pMediaLoaderPeerVersion = P2P_MEDIA_LOADER_PEER_VERSION |
420 | playlist.type = VideoStreamingPlaylistType.HLS | |
421 | ||
422 | playlist.assignP2PMediaLoaderInfoHashes(video, allResolutions) | |
423 | ||
424 | return playlist.save() | |
8ebf2a5d C |
425 | } |
426 | ||
427 | static get Instance () { | |
428 | return this.instance || (this.instance = new this()) | |
429 | } | |
430 | } | |
431 | ||
432 | // --------------------------------------------------------------------------- | |
433 | ||
434 | export { | |
435 | LiveManager | |
436 | } |