server/lib/paths.ts

   1 import { join } from 'path'
   2 import { CONFIG } from '@server/initializers/config'
   3 import { HLS_REDUNDANCY_DIRECTORY, HLS_STREAMING_PLAYLIST_DIRECTORY, VIDEO_LIVE } from '@server/initializers/constants'
   4 import { isStreamingPlaylist, MStreamingPlaylistVideo, MVideo, MVideoFile, MVideoUUID } from '@server/types/models'
   5 import { removeFragmentedMP4Ext } from '@shared/core-utils'
   6 import { buildUUID } from '@shared/extra-utils'
   7
   8 // ################## Video file name ##################
   9
  10 function generateWebTorrentVideoFilename (resolution: number, extname: string) {
  11   return buildUUID() + '-' + resolution + extname
  12 }
  13
  14 function generateHLSVideoFilename (resolution: number) {
  15   return `${buildUUID()}-${resolution}-fragmented.mp4`
  16 }
  17
  18 // ################## Streaming playlist ##################
  19
  20 function getLiveDirectory (video: MVideoUUID) {
  21   return getHLSDirectory(video)
  22 }
  23
  24 function getLiveReplayBaseDirectory (video: MVideoUUID) {
  25   return join(getLiveDirectory(video), VIDEO_LIVE.REPLAY_DIRECTORY)
  26 }
  27
  28 function getHLSDirectory (video: MVideoUUID) {
  29   return join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid)
  30 }
  31
  32 function getHLSRedundancyDirectory (video: MVideoUUID) {
  33   return join(HLS_REDUNDANCY_DIRECTORY, video.uuid)
  34 }
  35
  36 function getHlsResolutionPlaylistFilename (videoFilename: string) {
  37   // Video file name already contain resolution
  38   return removeFragmentedMP4Ext(videoFilename) + '.m3u8'
  39 }
  40
  41 function generateHLSMasterPlaylistFilename (isLive = false) {
  42   if (isLive) return 'master.m3u8'
  43
  44   return buildUUID() + '-master.m3u8'
  45 }
  46
  47 function generateHlsSha256SegmentsFilename (isLive = false) {
  48   if (isLive) return 'segments-sha256.json'
  49
  50   return buildUUID() + '-segments-sha256.json'
  51 }
  52
  53 // ################## Torrents ##################
  54
  55 function generateTorrentFileName (videoOrPlaylist: MVideo | MStreamingPlaylistVideo, resolution: number) {
  56   const extension = '.torrent'
  57   const uuid = buildUUID()
  58
  59   if (isStreamingPlaylist(videoOrPlaylist)) {
  60     return `${uuid}-${resolution}-${videoOrPlaylist.getStringType()}${extension}`
  61   }
  62
  63   return uuid + '-' + resolution + extension
  64 }
  65
  66 function getFSTorrentFilePath (videoFile: MVideoFile) {
  67   return join(CONFIG.STORAGE.TORRENTS_DIR, videoFile.torrentFilename)
  68 }
  69
  70 // ---------------------------------------------------------------------------
  71
  72 export {
  73   generateHLSVideoFilename,
  74   generateWebTorrentVideoFilename,
  75
  76   generateTorrentFileName,
  77   getFSTorrentFilePath,
  78
  79   getHLSDirectory,
  80   getLiveDirectory,
  81   getLiveReplayBaseDirectory,
  82   getHLSRedundancyDirectory,
  83
  84   generateHLSMasterPlaylistFilename,
  85   generateHlsSha256SegmentsFilename,
  86   getHlsResolutionPlaylistFilename
  87 }