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