X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=server%2Flib%2Flive-manager.ts;h=b549c189f5b0a640112842a16c7090c37844d6ad;hb=fae6e4da8f516a9d6c3bad9bf6f35811ccacbad8;hp=d63e79dfc6edb8055aa98ba8bfb9ee32e4127840;hpb=33ff70baa64c6315856066682595878a27b7ed8c;p=github%2FChocobozzz%2FPeerTube.git diff --git a/server/lib/live-manager.ts b/server/lib/live-manager.ts index d63e79dfc..b549c189f 100644 --- a/server/lib/live-manager.ts +++ b/server/lib/live-manager.ts @@ -1,8 +1,10 @@ +import * as Bluebird from 'bluebird' import * as chokidar from 'chokidar' import { FfmpegCommand } from 'fluent-ffmpeg' -import { ensureDir, stat } from 'fs-extra' -import { basename } from 'path' +import { appendFile, ensureDir, readFile, stat } from 'fs-extra' +import { createServer, Server } from 'net' +import { basename, join } from 'path' import { isTestInstance } from '@server/helpers/core-utils' import { getLiveMuxingCommand, getLiveTranscodingCommand } from '@server/helpers/ffmpeg-utils' import { computeResolutionsToTranscode, getVideoFileFPS, getVideoFileResolution } from '@server/helpers/ffprobe-utils' @@ -14,18 +16,19 @@ import { VideoModel } from '@server/models/video/video' import { VideoFileModel } from '@server/models/video/video-file' import { VideoLiveModel } from '@server/models/video/video-live' import { VideoStreamingPlaylistModel } from '@server/models/video/video-streaming-playlist' -import { MStreamingPlaylist, MUserId, MVideoLive, MVideoLiveVideo } from '@server/types/models' +import { MStreamingPlaylist, MStreamingPlaylistVideo, MUserId, MVideoLive, MVideoLiveVideo } from '@server/types/models' import { VideoState, VideoStreamingPlaylistType } from '@shared/models' import { federateVideoIfNeeded } from './activitypub/videos' import { buildSha256Segment } from './hls' import { JobQueue } from './job-queue' +import { cleanupLive } from './job-queue/handlers/video-live-ending' import { PeerTubeSocket } from './peertube-socket' import { isAbleToUploadVideo } from './user' import { getHLSDirectory } from './video-paths' -import { availableEncoders } from './video-transcoding-profiles' +import { VideoTranscodingProfilesManager } from './video-transcoding-profiles' import memoizee = require('memoizee') -const NodeRtmpServer = require('node-media-server/node_rtmp_server') +const NodeRtmpSession = require('node-media-server/node_rtmp_session') const context = require('node-media-server/node_core_ctx') const nodeMediaServerLogger = require('node-media-server/node_core_logger') @@ -60,7 +63,11 @@ class LiveManager { return isAbleToUploadVideo(userId, 1000) }, { maxAge: MEMOIZE_TTL.LIVE_ABLE_TO_UPLOAD }) - private rtmpServer: any + private readonly hasClientSocketsInBadHealthWithCache = memoizee((sessionId: string) => { + return this.hasClientSocketsInBadHealth(sessionId) + }, { maxAge: MEMOIZE_TTL.LIVE_CHECK_SOCKET_HEALTH }) + + private rtmpServer: Server private constructor () { } @@ -105,15 +112,31 @@ class LiveManager { run () { logger.info('Running RTMP server on port %d', config.rtmp.port) - this.rtmpServer = new NodeRtmpServer(config) - this.rtmpServer.run() + this.rtmpServer = createServer(socket => { + const session = new NodeRtmpSession(config, socket) + + session.run() + }) + + this.rtmpServer.on('error', err => { + logger.error('Cannot run RTMP server.', { err }) + }) + + this.rtmpServer.listen(CONFIG.LIVE.RTMP.PORT) } stop () { logger.info('Stopping RTMP server.') - this.rtmpServer.stop() + this.rtmpServer.close() this.rtmpServer = undefined + + // Sessions is an object + this.getContext().sessions.forEach((session: any) => { + if (session instanceof NodeRtmpSession) { + session.stop() + } + }) } isRunning () { @@ -152,6 +175,36 @@ class LiveManager { watchers.push(new Date().getTime()) } + cleanupShaSegments (videoUUID: string) { + this.segmentsSha256.delete(videoUUID) + } + + addSegmentToReplay (hlsVideoPath: string, segmentPath: string) { + const segmentName = basename(segmentPath) + const dest = join(hlsVideoPath, VIDEO_LIVE.REPLAY_DIRECTORY, this.buildConcatenatedName(segmentName)) + + return readFile(segmentPath) + .then(data => appendFile(dest, data)) + .catch(err => logger.error('Cannot copy segment %s to repay directory.', segmentPath, { err })) + } + + buildConcatenatedName (segmentOrPlaylistPath: string) { + const num = basename(segmentOrPlaylistPath).match(/^(\d+)(-|\.)/) + + return 'concat-' + num[1] + '.ts' + } + + private processSegments (hlsVideoPath: string, videoUUID: string, videoLive: MVideoLive, segmentPaths: string[]) { + Bluebird.mapSeries(segmentPaths, async previousSegment => { + // Add sha hash of previous segments, because ffmpeg should have finished generating them + await this.addSegmentSha(videoUUID, previousSegment) + + if (videoLive.saveReplay) { + await this.addSegmentToReplay(hlsVideoPath, previousSegment) + } + }).catch(err => logger.error('Cannot process segments in %s', hlsVideoPath, { err })) + } + private getContext () { return context } @@ -183,6 +236,14 @@ class LiveManager { return this.abortSession(sessionId) } + // Cleanup old potential live files (could happen with a permanent live) + this.cleanupShaSegments(video.uuid) + + const oldStreamingPlaylist = await VideoStreamingPlaylistModel.loadHLSPlaylistByVideo(video.id) + if (oldStreamingPlaylist) { + await cleanupLive(video, oldStreamingPlaylist) + } + this.videoSessions.set(video.id, sessionId) const playlistUrl = WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsMasterPlaylistStaticPath(video.uuid) @@ -216,7 +277,7 @@ class LiveManager { return this.runMuxing({ sessionId, videoLive, - playlist: videoStreamingPlaylist, + playlist: Object.assign(videoStreamingPlaylist, { Video: video }), rtmpUrl, fps, allResolutions @@ -226,7 +287,7 @@ class LiveManager { private async runMuxing (options: { sessionId: string videoLive: MVideoLiveVideo - playlist: MStreamingPlaylist + playlist: MStreamingPlaylistVideo rtmpUrl: string fps: number allResolutions: number[] @@ -246,23 +307,29 @@ class LiveManager { for (let i = 0; i < allResolutions.length; i++) { const resolution = allResolutions[i] - VideoFileModel.upsert({ + const file = new VideoFileModel({ resolution, size: -1, extname: '.ts', infoHash: null, fps, videoStreamingPlaylistId: playlist.id - }).catch(err => { - logger.error('Cannot create file for live streaming.', { err }) }) + + VideoFileModel.customUpsert(file, 'streaming-playlist', null) + .catch(err => logger.error('Cannot create file for live streaming.', { err })) } const outPath = getHLSDirectory(videoLive.Video) await ensureDir(outPath) + const replayDirectory = join(outPath, VIDEO_LIVE.REPLAY_DIRECTORY) + + if (videoLive.saveReplay === true) { + await ensureDir(replayDirectory) + } + const videoUUID = videoLive.Video.uuid - const deleteSegments = videoLive.saveReplay === false const ffmpegExec = CONFIG.LIVE.TRANSCODING.ENABLED ? await getLiveTranscodingCommand({ @@ -270,11 +337,10 @@ class LiveManager { outPath, resolutions: allResolutions, fps, - deleteSegments, - availableEncoders, - profile: 'default' + availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(), + profile: CONFIG.LIVE.TRANSCODING.PROFILE }) - : getLiveMuxingCommand(rtmpUrl, outPath, deleteSegments) + : getLiveMuxingCommand(rtmpUrl, outPath) logger.info('Running live muxing/transcoding for %s.', videoUUID) this.transSessions.set(sessionId, ffmpegExec) @@ -284,29 +350,31 @@ class LiveManager { const segmentsToProcessPerPlaylist: { [playlistId: string]: string[] } = {} const playlistIdMatcher = /^([\d+])-/ - const processHashSegments = (segmentsToProcess: string[]) => { - // Add sha hash of previous segments, because ffmpeg should have finished generating them - for (const previousSegment of segmentsToProcess) { - this.addSegmentSha(videoUUID, previousSegment) - .catch(err => logger.error('Cannot add sha segment of video %s -> %s.', videoUUID, previousSegment, { err })) - } - } - const addHandler = segmentPath => { logger.debug('Live add handler of %s.', segmentPath) const playlistId = basename(segmentPath).match(playlistIdMatcher)[0] const segmentsToProcess = segmentsToProcessPerPlaylist[playlistId] || [] - processHashSegments(segmentsToProcess) + this.processSegments(outPath, videoUUID, videoLive, segmentsToProcess) segmentsToProcessPerPlaylist[playlistId] = [ segmentPath ] + if (this.hasClientSocketsInBadHealthWithCache(sessionId)) { + logger.error( + 'Too much data in client socket stream (ffmpeg is too slow to transcode the video).' + + ' Stopping session of video %s.', videoUUID) + + this.stopSessionOf(videoLive.videoId) + return + } + // Duration constraint check if (this.isDurationConstraintValid(startStreamDateTime) !== true) { logger.info('Stopping session of %s: max duration exceeded.', videoUUID) this.stopSessionOf(videoLive.videoId) + return } // Check user quota if the user enabled replay saving @@ -360,19 +428,25 @@ class LiveManager { logger.info('RTMP transmuxing for video %s ended. Scheduling cleanup', rtmpUrl) this.transSessions.delete(sessionId) + this.watchersPerVideo.delete(videoLive.videoId) + this.videoSessions.delete(videoLive.videoId) + + const newLivesPerUser = this.livesPerUser.get(user.id) + .filter(o => o.liveId !== videoLive.id) + this.livesPerUser.set(user.id, newLivesPerUser) setTimeout(() => { // Wait latest segments generation, and close watchers Promise.all([ tsWatcher.close(), masterWatcher.close() ]) - .then(() => { - // Process remaining segments hash - for (const key of Object.keys(segmentsToProcessPerPlaylist)) { - processHashSegments(segmentsToProcessPerPlaylist[key]) - } - }) - .catch(err => logger.error('Cannot close watchers of %s or process remaining hash segments.', outPath, { err })) + .then(() => { + // Process remaining segments hash + for (const key of Object.keys(segmentsToProcessPerPlaylist)) { + this.processSegments(outPath, videoUUID, videoLive, segmentsToProcessPerPlaylist[key]) + } + }) + .catch(err => logger.error('Cannot close watchers of %s or process remaining hash segments.', outPath, { err })) this.onEndTransmuxing(videoLive.Video.id) .catch(err => logger.error('Error in closed transmuxing.', { err })) @@ -400,14 +474,21 @@ class LiveManager { const fullVideo = await VideoModel.loadAndPopulateAccountAndServerAndTags(videoId) if (!fullVideo) return - JobQueue.Instance.createJob({ - type: 'video-live-ending', - payload: { - videoId: fullVideo.id - } - }, { delay: cleanupNow ? 0 : VIDEO_LIVE.CLEANUP_DELAY }) + const live = await VideoLiveModel.loadByVideoId(videoId) + + if (!live.permanentLive) { + JobQueue.Instance.createJob({ + type: 'video-live-ending', + payload: { + videoId: fullVideo.id + } + }, { delay: cleanupNow ? 0 : VIDEO_LIVE.CLEANUP_DELAY }) + + fullVideo.state = VideoState.LIVE_ENDED + } else { + fullVideo.state = VideoState.WAITING_FOR_LIVE + } - fullVideo.state = VideoState.LIVE_ENDED await fullVideo.save() PeerTubeSocket.Instance.sendVideoLiveNewState(fullVideo) @@ -454,7 +535,7 @@ class LiveManager { private isDurationConstraintValid (streamingStartTime: number) { const maxDuration = CONFIG.LIVE.MAX_DURATION // No limit - if (maxDuration === null) return true + if (maxDuration < 0) return true const now = new Date().getTime() const max = streamingStartTime + maxDuration @@ -462,6 +543,30 @@ class LiveManager { return now <= max } + private hasClientSocketsInBadHealth (sessionId: string) { + const rtmpSession = this.getContext().sessions.get(sessionId) + + if (!rtmpSession) { + logger.warn('Cannot get session %s to check players socket health.', sessionId) + return + } + + for (const playerSessionId of rtmpSession.players) { + const playerSession = this.getContext().sessions.get(playerSessionId) + + if (!playerSession) { + logger.error('Cannot get player session %s to check socket health.', playerSession) + continue + } + + if (playerSession.socket.writableLength > VIDEO_LIVE.MAX_SOCKET_WAITING_DATA) { + return true + } + } + + return false + } + private async isQuotaConstraintValid (user: MUserId, live: MVideoLive) { if (live.saveReplay !== true) return true @@ -486,6 +591,8 @@ class LiveManager { await federateVideoIfNeeded(video, false) + PeerTubeSocket.Instance.sendVideoViewsUpdate(video) + // Only keep not expired watchers const newWatchers = watchers.filter(w => w > notBefore) this.watchersPerVideo.set(videoId, newWatchers)