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1 | import * as Bull from 'bull' | |
2 | import { readdir, remove } from 'fs-extra' | |
3 | import { join } from 'path' | |
4 | import { getDurationFromVideoFile, getVideoFileResolution, hlsPlaylistToFragmentedMP4 } from '@server/helpers/ffmpeg-utils' | |
5 | import { publishAndFederateIfNeeded } from '@server/lib/video' | |
6 | import { getHLSDirectory } from '@server/lib/video-paths' | |
7 | import { generateHlsPlaylist } from '@server/lib/video-transcoding' | |
8 | import { VideoModel } from '@server/models/video/video' | |
9 | import { VideoFileModel } from '@server/models/video/video-file' | |
10 | import { VideoLiveModel } from '@server/models/video/video-live' | |
11 | import { VideoStreamingPlaylistModel } from '@server/models/video/video-streaming-playlist' | |
12 | import { MStreamingPlaylist, MVideo, MVideoLive } from '@server/types/models' | |
13 | import { VideoLiveEndingPayload, VideoState } from '@shared/models' | |
14 | import { logger } from '../../../helpers/logger' | |
15 | ||
16 | async function processVideoLiveEnding (job: Bull.Job) { | |
17 | const payload = job.data as VideoLiveEndingPayload | |
18 | ||
19 | function logError () { | |
20 | logger.warn('Video live %d does not exist anymore. Cannot process live ending.', payload.videoId) | |
21 | } | |
22 | ||
23 | const video = await VideoModel.load(payload.videoId) | |
24 | const live = await VideoLiveModel.loadByVideoId(payload.videoId) | |
25 | ||
26 | if (!video || !live) { | |
27 | logError() | |
28 | return | |
29 | } | |
30 | ||
31 | const streamingPlaylist = await VideoStreamingPlaylistModel.loadHLSPlaylistByVideo(video.id) | |
32 | if (!streamingPlaylist) { | |
33 | logError() | |
34 | return | |
35 | } | |
36 | ||
37 | if (live.saveReplay !== true) { | |
38 | return cleanupLive(video, streamingPlaylist) | |
39 | } | |
40 | ||
41 | return saveLive(video, live) | |
42 | } | |
43 | ||
44 | // --------------------------------------------------------------------------- | |
45 | ||
46 | export { | |
47 | processVideoLiveEnding | |
48 | } | |
49 | ||
50 | // --------------------------------------------------------------------------- | |
51 | ||
52 | async function saveLive (video: MVideo, live: MVideoLive) { | |
53 | const hlsDirectory = getHLSDirectory(video, false) | |
54 | const files = await readdir(hlsDirectory) | |
55 | ||
56 | const playlistFiles = files.filter(f => f.endsWith('.m3u8') && f !== 'master.m3u8') | |
57 | const resolutions: number[] = [] | |
58 | let duration: number | |
59 | ||
60 | for (const playlistFile of playlistFiles) { | |
61 | const playlistPath = join(hlsDirectory, playlistFile) | |
62 | const { videoFileResolution } = await getVideoFileResolution(playlistPath) | |
63 | ||
64 | const mp4TmpPath = buildMP4TmpPath(hlsDirectory, videoFileResolution) | |
65 | ||
66 | // Playlist name is for example 3.m3u8 | |
67 | // Segments names are 3-0.ts 3-1.ts etc | |
68 | const shouldStartWith = playlistFile.replace(/\.m3u8$/, '') + '-' | |
69 | ||
70 | const segmentFiles = files.filter(f => f.startsWith(shouldStartWith) && f.endsWith('.ts')) | |
71 | await hlsPlaylistToFragmentedMP4(hlsDirectory, segmentFiles, mp4TmpPath) | |
72 | ||
73 | for (const file of segmentFiles) { | |
74 | await remove(join(hlsDirectory, file)) | |
75 | } | |
76 | ||
77 | if (!duration) { | |
78 | duration = await getDurationFromVideoFile(mp4TmpPath) | |
79 | } | |
80 | ||
81 | resolutions.push(videoFileResolution) | |
82 | } | |
83 | ||
84 | await cleanupLiveFiles(hlsDirectory) | |
85 | ||
86 | await live.destroy() | |
87 | ||
88 | video.isLive = false | |
89 | video.state = VideoState.TO_TRANSCODE | |
90 | video.duration = duration | |
91 | ||
92 | await video.save() | |
93 | ||
94 | // Remove old HLS playlist video files | |
95 | const videoWithFiles = await VideoModel.loadWithFiles(video.id) | |
96 | ||
97 | const hlsPlaylist = videoWithFiles.getHLSPlaylist() | |
98 | await VideoFileModel.removeHLSFilesOfVideoId(hlsPlaylist.id) | |
99 | hlsPlaylist.VideoFiles = [] | |
100 | ||
101 | for (const resolution of resolutions) { | |
102 | const videoInputPath = buildMP4TmpPath(hlsDirectory, resolution) | |
103 | const { isPortraitMode } = await getVideoFileResolution(videoInputPath) | |
104 | ||
105 | await generateHlsPlaylist({ | |
106 | video: videoWithFiles, | |
107 | videoInputPath, | |
108 | resolution: resolution, | |
109 | copyCodecs: true, | |
110 | isPortraitMode | |
111 | }) | |
112 | ||
113 | await remove(videoInputPath) | |
114 | } | |
115 | ||
116 | await publishAndFederateIfNeeded(video, true) | |
117 | } | |
118 | ||
119 | async function cleanupLive (video: MVideo, streamingPlaylist: MStreamingPlaylist) { | |
120 | const hlsDirectory = getHLSDirectory(video, false) | |
121 | ||
122 | await remove(hlsDirectory) | |
123 | ||
124 | streamingPlaylist.destroy() | |
125 | .catch(err => logger.error('Cannot remove live streaming playlist.', { err })) | |
126 | } | |
127 | ||
128 | async function cleanupLiveFiles (hlsDirectory: string) { | |
129 | const files = await readdir(hlsDirectory) | |
130 | ||
131 | for (const filename of files) { | |
132 | if ( | |
133 | filename.endsWith('.ts') || | |
134 | filename.endsWith('.m3u8') || | |
135 | filename.endsWith('.mpd') || | |
136 | filename.endsWith('.m4s') || | |
137 | filename.endsWith('.tmp') | |
138 | ) { | |
139 | const p = join(hlsDirectory, filename) | |
140 | ||
141 | remove(p) | |
142 | .catch(err => logger.error('Cannot remove %s.', p, { err })) | |
143 | } | |
144 | } | |
145 | } | |
146 | ||
147 | function buildMP4TmpPath (basePath: string, resolution: number) { | |
148 | return join(basePath, resolution + '-tmp.mp4') | |
149 | } |