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1 | import { pathExists, readdir, remove } from 'fs-extra' | |
2 | import { basename, join } from 'path' | |
3 | import { logger } from '@server/helpers/logger' | |
4 | import { VIDEO_LIVE } from '@server/initializers/constants' | |
5 | import { MStreamingPlaylist, MStreamingPlaylistVideo, MVideo } from '@server/types/models' | |
6 | import { LiveVideoLatencyMode, VideoStorage } from '@shared/models' | |
7 | import { listHLSFileKeysOf, removeHLSFileObjectStorageByFullKey, removeHLSObjectStorage } from '../object-storage' | |
8 | import { getLiveDirectory } from '../paths' | |
9 | ||
10 | function buildConcatenatedName (segmentOrPlaylistPath: string) { | |
11 | const num = basename(segmentOrPlaylistPath).match(/^(\d+)(-|\.)/) | |
12 | ||
13 | return 'concat-' + num[1] + '.ts' | |
14 | } | |
15 | ||
16 | async function cleanupAndDestroyPermanentLive (video: MVideo, streamingPlaylist: MStreamingPlaylist) { | |
17 | await cleanupTMPLiveFiles(video, streamingPlaylist) | |
18 | ||
19 | await streamingPlaylist.destroy() | |
20 | } | |
21 | ||
22 | async function cleanupUnsavedNormalLive (video: MVideo, streamingPlaylist: MStreamingPlaylist) { | |
23 | const hlsDirectory = getLiveDirectory(video) | |
24 | ||
25 | // We uploaded files to object storage too, remove them | |
26 | if (streamingPlaylist.storage === VideoStorage.OBJECT_STORAGE) { | |
27 | await removeHLSObjectStorage(streamingPlaylist.withVideo(video)) | |
28 | } | |
29 | ||
30 | await remove(hlsDirectory) | |
31 | ||
32 | await streamingPlaylist.destroy() | |
33 | } | |
34 | ||
35 | async function cleanupTMPLiveFiles (video: MVideo, streamingPlaylist: MStreamingPlaylist) { | |
36 | await cleanupTMPLiveFilesFromObjectStorage(streamingPlaylist.withVideo(video)) | |
37 | ||
38 | await cleanupTMPLiveFilesFromFilesystem(video) | |
39 | } | |
40 | ||
41 | function getLiveSegmentTime (latencyMode: LiveVideoLatencyMode) { | |
42 | if (latencyMode === LiveVideoLatencyMode.SMALL_LATENCY) { | |
43 | return VIDEO_LIVE.SEGMENT_TIME_SECONDS.SMALL_LATENCY | |
44 | } | |
45 | ||
46 | return VIDEO_LIVE.SEGMENT_TIME_SECONDS.DEFAULT_LATENCY | |
47 | } | |
48 | ||
49 | export { | |
50 | cleanupAndDestroyPermanentLive, | |
51 | cleanupUnsavedNormalLive, | |
52 | cleanupTMPLiveFiles, | |
53 | getLiveSegmentTime, | |
54 | buildConcatenatedName | |
55 | } | |
56 | ||
57 | // --------------------------------------------------------------------------- | |
58 | ||
59 | function isTMPLiveFile (name: string) { | |
60 | return name.endsWith('.ts') || | |
61 | name.endsWith('.m3u8') || | |
62 | name.endsWith('.json') || | |
63 | name.endsWith('.mpd') || | |
64 | name.endsWith('.m4s') || | |
65 | name.endsWith('.tmp') | |
66 | } | |
67 | ||
68 | async function cleanupTMPLiveFilesFromFilesystem (video: MVideo) { | |
69 | const hlsDirectory = getLiveDirectory(video) | |
70 | ||
71 | if (!await pathExists(hlsDirectory)) return | |
72 | ||
73 | logger.info('Cleanup TMP live files from filesystem of %s.', hlsDirectory) | |
74 | ||
75 | const files = await readdir(hlsDirectory) | |
76 | ||
77 | for (const filename of files) { | |
78 | if (isTMPLiveFile(filename)) { | |
79 | const p = join(hlsDirectory, filename) | |
80 | ||
81 | remove(p) | |
82 | .catch(err => logger.error('Cannot remove %s.', p, { err })) | |
83 | } | |
84 | } | |
85 | } | |
86 | ||
87 | async function cleanupTMPLiveFilesFromObjectStorage (streamingPlaylist: MStreamingPlaylistVideo) { | |
88 | if (streamingPlaylist.storage !== VideoStorage.OBJECT_STORAGE) return | |
89 | ||
90 | logger.info('Cleanup TMP live files from object storage for %s.', streamingPlaylist.Video.uuid) | |
91 | ||
92 | const keys = await listHLSFileKeysOf(streamingPlaylist) | |
93 | ||
94 | for (const key of keys) { | |
95 | if (isTMPLiveFile(key)) { | |
96 | await removeHLSFileObjectStorageByFullKey(key) | |
97 | } | |
98 | } | |
99 | } |