Fix HLS playlist generation with 0 duration length

server/lib/hls.ts

@@ -8,7 +8,7 @@ import { sha256 } from '@shared/extra-utils'
 import { getVideoStreamDimensionsInfo } from '@shared/ffmpeg'
 import { VideoStorage } from '@shared/models'
 import { getAudioStreamCodec, getVideoStreamCodec } from '../helpers/ffmpeg'
-import { logger } from '../helpers/logger'
+import { logger, loggerTagsFactory } from '../helpers/logger'
 import { doRequest, doRequestAndSaveToFile } from '../helpers/requests'
 import { generateRandomString } from '../helpers/utils'
 import { CONFIG } from '../initializers/config'
@@ -20,6 +20,8 @@ import { storeHLSFileFromFilename } from './object-storage'
 import { generateHLSMasterPlaylistFilename, generateHlsSha256SegmentsFilename, getHlsResolutionPlaylistFilename } from './paths'
 import { VideoPathManager } from './video-path-manager'
 
+const lTags = loggerTagsFactory('hls')
+
 async function updateStreamingPlaylistsInfohashesIfNeeded () {
   const playlistsToUpdate = await VideoStreamingPlaylistModel.listByIncorrectPeerVersion()
 
@@ -48,7 +50,7 @@ async function updatePlaylistAfterFileChange (video: MVideo, playlist: MStreamin
 
     video.setHLSPlaylist(playlistWithFiles)
   } catch (err) {
-    logger.info('Cannot update playlist after file change. Maybe due to concurrent transcoding', { err })
+    logger.warn('Cannot update playlist after file change. Maybe due to concurrent transcoding', { err })
   }
 }
 
@@ -95,6 +97,8 @@ function updateMasterHLSPlaylist (video: MVideo, playlistArg: MStreamingPlaylist
     const masterPlaylistPath = VideoPathManager.Instance.getFSHLSOutputPath(video, playlist.playlistFilename)
     await writeFile(masterPlaylistPath, masterPlaylists.join('\n') + '\n')
 
+    logger.info('Updating %s master playlist file of video %s', masterPlaylistPath, video.uuid, lTags(video.uuid))
+
     if (playlist.storage === VideoStorage.OBJECT_STORAGE) {
       playlist.playlistUrl = await storeHLSFileFromFilename(playlist, playlist.playlistFilename)
       await remove(masterPlaylistPath)

server/models/video/video.ts

@@ -2016,7 +2016,7 @@ export class VideoModel extends Model<Partial<AttributesOnly<VideoModel>>> {
   }
 
   getBandwidthBits (this: MVideo, videoFile: MVideoFile) {
-    if (!this.duration) throw new Error(`Cannot get bandwidth bits because video ${this.url} has duration of 0`)
+    if (!this.duration) return videoFile.size
 
     return Math.ceil((videoFile.size * 8) / this.duration)
   }