PeerTube/scripts/migrations/peertube-4.0.ts

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import { registerTSPaths } from '../../server/helpers/register-ts-paths'
registerTSPaths()
import { join } from 'path'
import { JobQueue } from '@server/lib/job-queue'
import { initDatabaseModels } from '../../server/initializers/database'
import { generateHLSMasterPlaylistFilename, generateHlsSha256SegmentsFilename, getHlsResolutionPlaylistFilename } from '@server/lib/paths'
import { VideoPathManager } from '@server/lib/video-path-manager'
import { VideoModel } from '@server/models/video/video'
import { VideoStreamingPlaylistModel } from '@server/models/video/video-streaming-playlist'
import { move, readFile, writeFile } from 'fs-extra'
import Bluebird from 'bluebird'
import { federateVideoIfNeeded } from '@server/lib/activitypub/videos'
run()
.then(() => process.exit(0))
.catch(err => {
console.error(err)
process.exit(-1)
})
async function run () {
console.log('Migrate old HLS paths to new format.')
await initDatabaseModels(true)
JobQueue.Instance.init(true)
const ids = await VideoModel.listLocalIds()
await Bluebird.map(ids, async id => {
try {
await processVideo(id)
} catch (err) {
console.error('Cannot process video %s.', { err })
}
}, { concurrency: 5 })
console.log('Migration finished!')
}
async function processVideo (videoId: number) {
const video = await VideoModel.loadWithFiles(videoId)
const hls = video.getHLSPlaylist()
if (!hls || hls.playlistFilename !== 'master.m3u8' || hls.VideoFiles.length === 0) {
return
}
console.log(`Renaming HLS playlist files of video ${video.name}.`)
const playlist = await VideoStreamingPlaylistModel.loadHLSPlaylistByVideo(video.id)
const hlsDirPath = VideoPathManager.Instance.getFSHLSOutputPath(video)
const masterPlaylistPath = join(hlsDirPath, playlist.playlistFilename)
let masterPlaylistContent = await readFile(masterPlaylistPath, 'utf8')
for (const videoFile of hls.VideoFiles) {
const srcName = `${videoFile.resolution}.m3u8`
const dstName = getHlsResolutionPlaylistFilename(videoFile.filename)
const src = join(hlsDirPath, srcName)
const dst = join(hlsDirPath, dstName)
try {
await move(src, dst)
masterPlaylistContent = masterPlaylistContent.replace(new RegExp('^' + srcName + '$', 'm'), dstName)
} catch (err) {
console.error('Cannot move video file %s to %s.', src, dst, err)
}
}
await writeFile(masterPlaylistPath, masterPlaylistContent)
if (playlist.segmentsSha256Filename === 'segments-sha256.json') {
try {
const newName = generateHlsSha256SegmentsFilename(video.isLive)
const dst = join(hlsDirPath, newName)
await move(join(hlsDirPath, playlist.segmentsSha256Filename), dst)
playlist.segmentsSha256Filename = newName
} catch (err) {
console.error(`Cannot rename ${video.name} segments-sha256.json file to a new name`, err)
}
}
if (playlist.playlistFilename === 'master.m3u8') {
try {
const newName = generateHLSMasterPlaylistFilename(video.isLive)
const dst = join(hlsDirPath, newName)
await move(join(hlsDirPath, playlist.playlistFilename), dst)
playlist.playlistFilename = newName
} catch (err) {
console.error(`Cannot rename ${video.name} master.m3u8 file to a new name`, err)
}
}
// Everything worked, we can save the playlist now
await playlist.save()
const allVideo = await VideoModel.loadAndPopulateAccountAndServerAndTags(video.id)
await federateVideoIfNeeded(allVideo, false)
console.log(`Successfully moved HLS files of ${video.name}.`)
}