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peertube/server/lib/job-queue/handlers/video-import.ts
2018-08-06 11:19:16 +02:00

129 lines
4.7 KiB
TypeScript

import * as Bull from 'bull'
import { logger } from '../../../helpers/logger'
import { downloadYoutubeDLVideo } from '../../../helpers/youtube-dl'
import { VideoImportModel } from '../../../models/video/video-import'
import { VideoImportState } from '../../../../shared/models/videos'
import { getDurationFromVideoFile, getVideoFileFPS, getVideoFileResolution } from '../../../helpers/ffmpeg-utils'
import { extname, join } from 'path'
import { VideoFileModel } from '../../../models/video/video-file'
import { renamePromise, statPromise, unlinkPromise } from '../../../helpers/core-utils'
import { CONFIG, sequelizeTypescript } from '../../../initializers'
import { doRequestAndSaveToFile } from '../../../helpers/requests'
import { VideoState } from '../../../../shared'
import { JobQueue } from '../index'
import { federateVideoIfNeeded } from '../../activitypub'
export type VideoImportPayload = {
type: 'youtube-dl'
videoImportId: number
thumbnailUrl: string
downloadThumbnail: boolean
downloadPreview: boolean
}
async function processVideoImport (job: Bull.Job) {
const payload = job.data as VideoImportPayload
logger.info('Processing video import in job %d.', job.id)
const videoImport = await VideoImportModel.loadAndPopulateVideo(payload.videoImportId)
if (!videoImport) throw new Error('Cannot import video %s: the video import entry does not exist anymore.')
let tempVideoPath: string
try {
// Download video from youtubeDL
tempVideoPath = await downloadYoutubeDLVideo(videoImport.targetUrl)
// Get information about this video
const { videoFileResolution } = await getVideoFileResolution(tempVideoPath)
const fps = await getVideoFileFPS(tempVideoPath + 's')
const stats = await statPromise(tempVideoPath)
const duration = await getDurationFromVideoFile(tempVideoPath)
// Create video file object in database
const videoFileData = {
extname: extname(tempVideoPath),
resolution: videoFileResolution,
size: stats.size,
fps,
videoId: videoImport.videoId
}
const videoFile = new VideoFileModel(videoFileData)
// Move file
const destination = join(CONFIG.STORAGE.VIDEOS_DIR, videoImport.Video.getVideoFilename(videoFile))
await renamePromise(tempVideoPath, destination)
// Process thumbnail
if (payload.downloadThumbnail) {
if (payload.thumbnailUrl) {
const destThumbnailPath = join(CONFIG.STORAGE.THUMBNAILS_DIR, videoImport.Video.getThumbnailName())
await doRequestAndSaveToFile({ method: 'GET', uri: payload.thumbnailUrl }, destThumbnailPath)
} else {
await videoImport.Video.createThumbnail(videoFile)
}
}
// Process preview
if (payload.downloadPreview) {
if (payload.thumbnailUrl) {
const destPreviewPath = join(CONFIG.STORAGE.PREVIEWS_DIR, videoImport.Video.getPreviewName())
await doRequestAndSaveToFile({ method: 'GET', uri: payload.thumbnailUrl }, destPreviewPath)
} else {
await videoImport.Video.createPreview(videoFile)
}
}
// Create torrent
await videoImport.Video.createTorrentAndSetInfoHash(videoFile)
const videoImportUpdated: VideoImportModel = await sequelizeTypescript.transaction(async t => {
await videoFile.save({ transaction: t })
// Update video DB object
videoImport.Video.duration = duration
videoImport.Video.state = CONFIG.TRANSCODING.ENABLED ? VideoState.TO_TRANSCODE : VideoState.PUBLISHED
const videoUpdated = await videoImport.Video.save({ transaction: t })
// Now we can federate the video
await federateVideoIfNeeded(videoImport.Video, true, t)
// Update video import object
videoImport.state = VideoImportState.SUCCESS
const videoImportUpdated = await videoImport.save({ transaction: t })
logger.info('Video %s imported.', videoImport.targetUrl)
videoImportUpdated.Video = videoUpdated
return videoImportUpdated
})
// Create transcoding jobs?
if (videoImportUpdated.Video.state === VideoState.TO_TRANSCODE) {
// Put uuid because we don't have id auto incremented for now
const dataInput = {
videoUUID: videoImportUpdated.Video.uuid,
isNewVideo: true
}
await JobQueue.Instance.createJob({ type: 'video-file', payload: dataInput })
}
} catch (err) {
try {
if (tempVideoPath) await unlinkPromise(tempVideoPath)
} catch (errUnlink) {
logger.error('Cannot cleanup files after a video import error.', { err: errUnlink })
}
videoImport.state = VideoImportState.FAILED
await videoImport.save()
throw err
}
}
// ---------------------------------------------------------------------------
export {
processVideoImport
}