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import * as Bull from 'bull'
import { pathExists, readdir, remove } from 'fs-extra'
import { join } from 'path'
import { ffprobePromise, getAudioStream, getDurationFromVideoFile, getVideoFileResolution } from '@server/helpers/ffprobe-utils'
import { VIDEO_LIVE } from '@server/initializers/constants'
import { LiveManager } from '@server/lib/live-manager'
import { generateVideoMiniature } from '@server/lib/thumbnail'
import { publishAndFederateIfNeeded } from '@server/lib/video'
import { getHLSDirectory } from '@server/lib/video-paths'
import { generateHlsPlaylistResolutionFromTS } from '@server/lib/video-transcoding'
import { VideoModel } from '@server/models/video/video'
import { VideoFileModel } from '@server/models/video/video-file'
import { VideoLiveModel } from '@server/models/video/video-live'
import { VideoStreamingPlaylistModel } from '@server/models/video/video-streaming-playlist'
import { MStreamingPlaylist, MVideo, MVideoLive } from '@server/types/models'
import { ThumbnailType, VideoLiveEndingPayload, VideoState } from '@shared/models'
import { logger } from '../../../helpers/logger'
async function processVideoLiveEnding (job: Bull.Job) {
const payload = job.data as VideoLiveEndingPayload
function logError () {
logger.warn('Video live %d does not exist anymore. Cannot process live ending.', payload.videoId)
}
const video = await VideoModel.load(payload.videoId)
const live = await VideoLiveModel.loadByVideoId(payload.videoId)
if (!video || !live) {
logError()
return
}
const streamingPlaylist = await VideoStreamingPlaylistModel.loadHLSPlaylistByVideo(video.id)
if (!streamingPlaylist) {
logError()
return
}
LiveManager.Instance.cleanupShaSegments(video.uuid)
if (live.saveReplay !== true) {
return cleanupLive(video, streamingPlaylist)
}
return saveLive(video, live)
}
async function cleanupLive (video: MVideo, streamingPlaylist: MStreamingPlaylist) {
const hlsDirectory = getHLSDirectory(video)
await remove(hlsDirectory)
await streamingPlaylist.destroy()
}
// ---------------------------------------------------------------------------
export {
processVideoLiveEnding,
cleanupLive
}
// ---------------------------------------------------------------------------
async function saveLive (video: MVideo, live: MVideoLive) {
const hlsDirectory = getHLSDirectory(video, false)
const replayDirectory = join(hlsDirectory, VIDEO_LIVE.REPLAY_DIRECTORY)
const rootFiles = await readdir(hlsDirectory)
const playlistFiles = rootFiles.filter(file => {
return file.endsWith('.m3u8') && file !== 'master.m3u8'
})
await cleanupLiveFiles(hlsDirectory)
await live.destroy()
video.isLive = false
// Reinit views
video.views = 0
video.state = VideoState.TO_TRANSCODE
await video.save()
// Remove old HLS playlist video files
const videoWithFiles = await VideoModel.loadWithFiles(video.id)
const hlsPlaylist = videoWithFiles.getHLSPlaylist()
await VideoFileModel.removeHLSFilesOfVideoId(hlsPlaylist.id)
hlsPlaylist.VideoFiles = []
let durationDone = false
for (const playlistFile of playlistFiles) {
const concatenatedTsFile = LiveManager.Instance.buildConcatenatedName(playlistFile)
const concatenatedTsFilePath = join(replayDirectory, concatenatedTsFile)
const probe = await ffprobePromise(concatenatedTsFilePath)
const { audioStream } = await getAudioStream(concatenatedTsFilePath, probe)
const { videoFileResolution, isPortraitMode } = await getVideoFileResolution(concatenatedTsFilePath, probe)
const outputPath = await generateHlsPlaylistResolutionFromTS({
video: videoWithFiles,
concatenatedTsFilePath,
resolution: videoFileResolution,
isPortraitMode,
isAAC: audioStream?.codec_name === 'aac'
})
if (!durationDone) {
videoWithFiles.duration = await getDurationFromVideoFile(outputPath)
await videoWithFiles.save()
durationDone = true
}
}
await remove(replayDirectory)
// Regenerate the thumbnail & preview?
if (videoWithFiles.getMiniature().automaticallyGenerated === true) {
await generateVideoMiniature({
video: videoWithFiles,
videoFile: videoWithFiles.getMaxQualityFile(),
type: ThumbnailType.MINIATURE
})
}
if (videoWithFiles.getPreview().automaticallyGenerated === true) {
await generateVideoMiniature({
video: videoWithFiles,
videoFile: videoWithFiles.getMaxQualityFile(),
type: ThumbnailType.PREVIEW
})
}
await publishAndFederateIfNeeded(videoWithFiles, true)
}
async function cleanupLiveFiles (hlsDirectory: string) {
if (!await pathExists(hlsDirectory)) return
const files = await readdir(hlsDirectory)
for (const filename of files) {
if (
filename.endsWith('.ts') ||
filename.endsWith('.m3u8') ||
filename.endsWith('.mpd') ||
filename.endsWith('.m4s') ||
filename.endsWith('.tmp')
) {
const p = join(hlsDirectory, filename)
remove(p)
.catch(err => logger.error('Cannot remove %s.', p, { err }))
}
}
}
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