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, videoPublished } = 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 videoPublished = false
  78
  79     // We transcoded the video file in another format, now we can publish it
  80     if (videoDatabase.state !== VideoState.PUBLISHED) {
  81       videoPublished = 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, videoPublished, t)
  90
  91     return { videoDatabase, videoPublished }
  92   })
  93
  94   if (videoPublished) {
  95     Notifier.Instance.notifyOnNewVideo(videoDatabase)
  96     Notifier.Instance.notifyOnPendingVideoPublished(videoDatabase)
  97   }
  98 }
  99
 100 async function onVideoFileOptimizerSuccess (videoArg: VideoModel, isNewVideo: boolean) {
 101   if (videoArg === undefined) return undefined
 102
 103   // Outside the transaction (IO on disk)
 104   const { videoFileResolution } = await videoArg.getOriginalFileResolution()
 105
 106   const { videoDatabase, videoPublished } = await sequelizeTypescript.transaction(async t => {
 107     // Maybe the video changed in database, refresh it
 108     let videoDatabase = await VideoModel.loadAndPopulateAccountAndServerAndTags(videoArg.uuid, t)
 109     // Video does not exist anymore
 110     if (!videoDatabase) return undefined
 111
 112     // Create transcoding jobs if there are enabled resolutions
 113     const resolutionsEnabled = computeResolutionsToTranscode(videoFileResolution)
 114     logger.info(
 115       'Resolutions computed for video %s and origin file height of %d.', videoDatabase.uuid, videoFileResolution,
 116       { resolutions: resolutionsEnabled }
 117     )
 118
 119     let videoPublished = false
 120
 121     if (resolutionsEnabled.length !== 0) {
 122       const tasks: Bluebird<Bull.Job<any>>[] = []
 123
 124       for (const resolution of resolutionsEnabled) {
 125         const dataInput = {
 126           videoUUID: videoDatabase.uuid,
 127           resolution
 128         }
 129
 130         const p = JobQueue.Instance.createJob({ type: 'video-file', payload: dataInput })
 131         tasks.push(p)
 132       }
 133
 134       await Promise.all(tasks)
 135
 136       logger.info('Transcoding jobs created for uuid %s.', videoDatabase.uuid, { resolutionsEnabled })
 137     } else {
 138       videoPublished = true
 139
 140       // No transcoding to do, it's now published
 141       videoDatabase.state = VideoState.PUBLISHED
 142       videoDatabase = await videoDatabase.save({ transaction: t })
 143
 144       logger.info('No transcoding jobs created for video %s (no resolutions).', videoDatabase.uuid, { privacy: videoDatabase.privacy })
 145     }
 146
 147     await federateVideoIfNeeded(videoDatabase, isNewVideo, t)
 148
 149     return { videoDatabase, videoPublished }
 150   })
 151
 152   if (isNewVideo) Notifier.Instance.notifyOnNewVideo(videoDatabase)
 153   if (videoPublished) Notifier.Instance.notifyOnPendingVideoPublished(videoDatabase)
 154 }
 155
 156 // ---------------------------------------------------------------------------
 157
 158 export {
 159   processVideoFile,
 160   processVideoFileImport
 161 }