server/lib/job-queue/handlers/video-file.ts

   1 import * as Bull from 'bull'
   2 import { VideoResolution, VideoState } from '../../../../shared'
   3 import { logger } from '../../../helpers/logger'
   4 import { VideoModel } from '../../../models/video/video'
   5 import { JobQueue } from '../job-queue'
   6 import { federateVideoIfNeeded } from '../../activitypub'
   7 import { retryTransactionWrapper } from '../../../helpers/database-utils'
   8 import { sequelizeTypescript } from '../../../initializers'
   9 import * as Bluebird from 'bluebird'
  10 import { computeResolutionsToTranscode } from '../../../helpers/ffmpeg-utils'
  11 import { importVideoFile, optimizeVideofile, transcodeOriginalVideofile } from '../../video-transcoding'
  12 import { Notifier } from '../../notifier'
  13
  14 export type VideoFilePayload = {
  15   videoUUID: string
  16   isNewVideo?: boolean
  17   resolution?: VideoResolution
  18   isPortraitMode?: boolean
  19 }
  20
  21 export type VideoFileImportPayload = {
  22   videoUUID: string,
  23   filePath: string
  24 }
  25
  26 async function processVideoFileImport (job: Bull.Job) {
  27   const payload = job.data as VideoFileImportPayload
  28   logger.info('Processing video file import in job %d.', job.id)
  29
  30   const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(payload.videoUUID)
  31   // No video, maybe deleted?
  32   if (!video) {
  33     logger.info('Do not process job %d, video does not exist.', job.id)
  34     return undefined
  35   }
  36
  37   await importVideoFile(video, payload.filePath)
  38
  39   await onVideoFileTranscoderOrImportSuccess(video)
  40   return video
  41 }
  42
  43 async function processVideoFile (job: Bull.Job) {
  44   const payload = job.data as VideoFilePayload
  45   logger.info('Processing video file in job %d.', job.id)
  46
  47   const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(payload.videoUUID)
  48   // No video, maybe deleted?
  49   if (!video) {
  50     logger.info('Do not process job %d, video does not exist.', job.id)
  51     return undefined
  52   }
  53
  54   // Transcoding in other resolution
  55   if (payload.resolution) {
  56     await transcodeOriginalVideofile(video, payload.resolution, payload.isPortraitMode || false)
  57
  58     await retryTransactionWrapper(onVideoFileTranscoderOrImportSuccess, video)
  59   } else {
  60     await optimizeVideofile(video)
  61
  62     await retryTransactionWrapper(onVideoFileOptimizerSuccess, video, payload.isNewVideo)
  63   }
  64
  65   return video
  66 }
  67
  68 async function onVideoFileTranscoderOrImportSuccess (video: VideoModel) {
  69   if (video === undefined) return undefined
  70
  71   const { videoDatabase, isNewVideo } = await sequelizeTypescript.transaction(async t => {
  72     // Maybe the video changed in database, refresh it
  73     let videoDatabase = await VideoModel.loadAndPopulateAccountAndServerAndTags(video.uuid, t)
  74     // Video does not exist anymore
  75     if (!videoDatabase) return undefined
  76
  77     let isNewVideo = false
  78
  79     // We transcoded the video file in another format, now we can publish it
  80     if (videoDatabase.state !== VideoState.PUBLISHED) {
  81       isNewVideo = true
  82
  83       videoDatabase.state = VideoState.PUBLISHED
  84       videoDatabase.publishedAt = new Date()
  85       videoDatabase = await videoDatabase.save({ transaction: t })
  86     }
  87
  88     // If the video was not published, we consider it is a new one for other instances
  89     await federateVideoIfNeeded(videoDatabase, isNewVideo, t)
  90
  91     return { videoDatabase, isNewVideo }
  92   })
  93
  94   if (isNewVideo) Notifier.Instance.notifyOnNewVideo(videoDatabase)
  95 }
  96
  97 async function onVideoFileOptimizerSuccess (videoArg: VideoModel, isNewVideo: boolean) {
  98   if (videoArg === undefined) return undefined
  99
 100   // Outside the transaction (IO on disk)
 101   const { videoFileResolution } = await videoArg.getOriginalFileResolution()
 102
 103   const videoDatabase = await sequelizeTypescript.transaction(async t => {
 104     // Maybe the video changed in database, refresh it
 105     let videoDatabase = await VideoModel.loadAndPopulateAccountAndServerAndTags(videoArg.uuid, t)
 106     // Video does not exist anymore
 107     if (!videoDatabase) return undefined
 108
 109     // Create transcoding jobs if there are enabled resolutions
 110     const resolutionsEnabled = computeResolutionsToTranscode(videoFileResolution)
 111     logger.info(
 112       'Resolutions computed for video %s and origin file height of %d.', videoDatabase.uuid, videoFileResolution,
 113       { resolutions: resolutionsEnabled }
 114     )
 115
 116     if (resolutionsEnabled.length !== 0) {
 117       const tasks: Bluebird<Bull.Job<any>>[] = []
 118
 119       for (const resolution of resolutionsEnabled) {
 120         const dataInput = {
 121           videoUUID: videoDatabase.uuid,
 122           resolution
 123         }
 124
 125         const p = JobQueue.Instance.createJob({ type: 'video-file', payload: dataInput })
 126         tasks.push(p)
 127       }
 128
 129       await Promise.all(tasks)
 130
 131       logger.info('Transcoding jobs created for uuid %s.', videoDatabase.uuid, { resolutionsEnabled })
 132     } else {
 133       // No transcoding to do, it's now published
 134       videoDatabase.state = VideoState.PUBLISHED
 135       videoDatabase = await videoDatabase.save({ transaction: t })
 136
 137       logger.info('No transcoding jobs created for video %s (no resolutions).', videoDatabase.uuid, { privacy: videoDatabase.privacy })
 138     }
 139
 140     await federateVideoIfNeeded(videoDatabase, isNewVideo, t)
 141
 142     return videoDatabase
 143   })
 144
 145   if (isNewVideo) Notifier.Instance.notifyOnNewVideo(videoDatabase)
 146 }
 147
 148 // ---------------------------------------------------------------------------
 149
 150 export {
 151   processVideoFile,
 152   processVideoFileImport
 153 }