+import * as Bluebird from 'bluebird'
import * as chokidar from 'chokidar'
import { FfmpegCommand } from 'fluent-ffmpeg'
-import { copy, ensureDir, stat } from 'fs-extra'
+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 { 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')
-import { mkdir } from 'fs'
-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')
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 () {
}
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 () {
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
}
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)
return this.runMuxing({
sessionId,
videoLive,
- playlist: videoStreamingPlaylist,
+ playlist: Object.assign(videoStreamingPlaylist, { Video: video }),
rtmpUrl,
fps,
allResolutions
private async runMuxing (options: {
sessionId: string
videoLive: MVideoLiveVideo
- playlist: MStreamingPlaylist
+ playlist: MStreamingPlaylistVideo
rtmpUrl: string
fps: number
allResolutions: number[]
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)
outPath,
resolutions: allResolutions,
fps,
- availableEncoders,
- profile: 'default'
+ availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(),
+ profile: CONFIG.LIVE.TRANSCODING.PROFILE
})
: getLiveMuxingCommand(rtmpUrl, outPath)
const segmentsToProcessPerPlaylist: { [playlistId: string]: string[] } = {}
const playlistIdMatcher = /^([\d+])-/
- const processSegments = (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 }))
-
- if (videoLive.saveReplay) {
- const segmentName = basename(previousSegment)
-
- copy(previousSegment, join(outPath, VIDEO_LIVE.REPLAY_DIRECTORY, segmentName))
- .catch(err => logger.error('Cannot copy segment %s to repay directory.', previousSegment, { err }))
- }
- }
- }
-
const addHandler = segmentPath => {
logger.debug('Live add handler of %s.', segmentPath)
const playlistId = basename(segmentPath).match(playlistIdMatcher)[0]
const segmentsToProcess = segmentsToProcessPerPlaylist[playlistId] || []
- processSegments(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
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)) {
- processSegments(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 }))
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)
await federateVideoIfNeeded(fullVideo, false)
} catch (err) {
- logger.error('Cannot save/federate new video state of live streaming.', { err })
+ logger.error('Cannot save/federate new video state of live streaming of video id %d.', videoId, { err })
}
}
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
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
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)