import { Job } from 'bullmq' import { readdir, remove } from 'fs-extra' import { join } from 'path' import { ffprobePromise, getAudioStream, getVideoStreamDimensionsInfo } from '@server/helpers/ffmpeg' import { getLocalVideoActivityPubUrl } from '@server/lib/activitypub/url' import { federateVideoIfNeeded } from '@server/lib/activitypub/videos' import { cleanupAndDestroyPermanentLive, cleanupTMPLiveFiles, cleanupUnsavedNormalLive } from '@server/lib/live' import { generateHLSMasterPlaylistFilename, generateHlsSha256SegmentsFilename, getLiveReplayBaseDirectory } from '@server/lib/paths' import { generateVideoMiniature } from '@server/lib/thumbnail' import { generateHlsPlaylistResolutionFromTS } from '@server/lib/transcoding/transcoding' import { moveToNextState } from '@server/lib/video-state' import { VideoModel } from '@server/models/video/video' import { VideoBlacklistModel } from '@server/models/video/video-blacklist' import { VideoFileModel } from '@server/models/video/video-file' import { VideoLiveModel } from '@server/models/video/video-live' import { VideoLiveSessionModel } from '@server/models/video/video-live-session' import { VideoStreamingPlaylistModel } from '@server/models/video/video-streaming-playlist' import { MVideo, MVideoLive, MVideoLiveSession, MVideoWithAllFiles } from '@server/types/models' import { ThumbnailType, VideoLiveEndingPayload, VideoState } from '@shared/models' import { logger, loggerTagsFactory } from '../../../helpers/logger' import { VideoPathManager } from '@server/lib/video-path-manager' const lTags = loggerTagsFactory('live', 'job') async function processVideoLiveEnding (job: Job) { const payload = job.data as VideoLiveEndingPayload logger.info('Processing video live ending for %s.', payload.videoId, { payload, ...lTags() }) function logError () { logger.warn('Video live %d does not exist anymore. Cannot process live ending.', payload.videoId, lTags()) } const video = await VideoModel.load(payload.videoId) const live = await VideoLiveModel.loadByVideoId(payload.videoId) const liveSession = await VideoLiveSessionModel.load(payload.liveSessionId) if (!video || !live || !liveSession) { logError() return } const permanentLive = live.permanentLive liveSession.endingProcessed = true await liveSession.save() if (liveSession.saveReplay !== true) { return cleanupLiveAndFederate({ permanentLive, video, streamingPlaylistId: payload.streamingPlaylistId }) } if (permanentLive) { await saveReplayToExternalVideo({ liveVideo: video, liveSession, publishedAt: payload.publishedAt, replayDirectory: payload.replayDirectory }) return cleanupLiveAndFederate({ permanentLive, video, streamingPlaylistId: payload.streamingPlaylistId }) } return replaceLiveByReplay({ video, liveSession, live, permanentLive, replayDirectory: payload.replayDirectory }) } // --------------------------------------------------------------------------- export { processVideoLiveEnding } // --------------------------------------------------------------------------- async function saveReplayToExternalVideo (options: { liveVideo: MVideo liveSession: MVideoLiveSession publishedAt: string replayDirectory: string }) { const { liveVideo, liveSession, publishedAt, replayDirectory } = options const replayVideo = new VideoModel({ name: `${liveVideo.name} - ${new Date(publishedAt).toLocaleString()}`, isLive: false, state: VideoState.TO_TRANSCODE, duration: 0, remote: liveVideo.remote, category: liveVideo.category, licence: liveVideo.licence, language: liveVideo.language, commentsEnabled: liveVideo.commentsEnabled, downloadEnabled: liveVideo.downloadEnabled, waitTranscoding: true, nsfw: liveVideo.nsfw, description: liveVideo.description, support: liveVideo.support, privacy: liveVideo.privacy, channelId: liveVideo.channelId }) as MVideoWithAllFiles replayVideo.Thumbnails = [] replayVideo.VideoFiles = [] replayVideo.VideoStreamingPlaylists = [] replayVideo.url = getLocalVideoActivityPubUrl(replayVideo) await replayVideo.save() liveSession.replayVideoId = replayVideo.id await liveSession.save() // If live is blacklisted, also blacklist the replay const blacklist = await VideoBlacklistModel.loadByVideoId(liveVideo.id) if (blacklist) { await VideoBlacklistModel.create({ videoId: replayVideo.id, unfederated: blacklist.unfederated, reason: blacklist.reason, type: blacklist.type }) } await assignReplayFilesToVideo({ video: replayVideo, replayDirectory }) await remove(replayDirectory) for (const type of [ ThumbnailType.MINIATURE, ThumbnailType.PREVIEW ]) { const image = await generateVideoMiniature({ video: replayVideo, videoFile: replayVideo.getMaxQualityFile(), type }) await replayVideo.addAndSaveThumbnail(image) } await moveToNextState({ video: replayVideo, isNewVideo: true }) } async function replaceLiveByReplay (options: { video: MVideo liveSession: MVideoLiveSession live: MVideoLive permanentLive: boolean replayDirectory: string }) { const { video, liveSession, live, permanentLive, replayDirectory } = options const videoWithFiles = await VideoModel.loadFull(video.id) const hlsPlaylist = videoWithFiles.getHLSPlaylist() await cleanupTMPLiveFiles(videoWithFiles, hlsPlaylist) await live.destroy() videoWithFiles.isLive = false videoWithFiles.waitTranscoding = true videoWithFiles.state = VideoState.TO_TRANSCODE await videoWithFiles.save() liveSession.replayVideoId = videoWithFiles.id await liveSession.save() await VideoFileModel.removeHLSFilesOfVideoId(hlsPlaylist.id) // Reset playlist hlsPlaylist.VideoFiles = [] hlsPlaylist.playlistFilename = generateHLSMasterPlaylistFilename() hlsPlaylist.segmentsSha256Filename = generateHlsSha256SegmentsFilename() await hlsPlaylist.save() await assignReplayFilesToVideo({ video: videoWithFiles, replayDirectory }) if (permanentLive) { // Remove session replay await remove(replayDirectory) } else { // We won't stream again in this live, we can delete the base replay directory await remove(getLiveReplayBaseDirectory(videoWithFiles)) } // Regenerate the thumbnail & preview? if (videoWithFiles.getMiniature().automaticallyGenerated === true) { const miniature = await generateVideoMiniature({ video: videoWithFiles, videoFile: videoWithFiles.getMaxQualityFile(), type: ThumbnailType.MINIATURE }) await videoWithFiles.addAndSaveThumbnail(miniature) } if (videoWithFiles.getPreview().automaticallyGenerated === true) { const preview = await generateVideoMiniature({ video: videoWithFiles, videoFile: videoWithFiles.getMaxQualityFile(), type: ThumbnailType.PREVIEW }) await videoWithFiles.addAndSaveThumbnail(preview) } // We consider this is a new video await moveToNextState({ video: videoWithFiles, isNewVideo: true }) } async function assignReplayFilesToVideo (options: { video: MVideo replayDirectory: string }) { const { video, replayDirectory } = options const concatenatedTsFiles = await readdir(replayDirectory) for (const concatenatedTsFile of concatenatedTsFiles) { const inputFileMutexReleaser = await VideoPathManager.Instance.lockFiles(video.uuid) const concatenatedTsFilePath = join(replayDirectory, concatenatedTsFile) const probe = await ffprobePromise(concatenatedTsFilePath) const { audioStream } = await getAudioStream(concatenatedTsFilePath, probe) const { resolution } = await getVideoStreamDimensionsInfo(concatenatedTsFilePath, probe) try { await generateHlsPlaylistResolutionFromTS({ video, inputFileMutexReleaser, concatenatedTsFilePath, resolution, isAAC: audioStream?.codec_name === 'aac' }) } catch (err) { logger.error('Cannot generate HLS playlist resolution from TS files.', { err }) } inputFileMutexReleaser() } return video } async function cleanupLiveAndFederate (options: { video: MVideo permanentLive: boolean streamingPlaylistId: number }) { const { permanentLive, video, streamingPlaylistId } = options const streamingPlaylist = await VideoStreamingPlaylistModel.loadWithVideo(streamingPlaylistId) if (streamingPlaylist) { if (permanentLive) { await cleanupAndDestroyPermanentLive(video, streamingPlaylist) } else { await cleanupUnsavedNormalLive(video, streamingPlaylist) } } try { const fullVideo = await VideoModel.loadFull(video.id) return federateVideoIfNeeded(fullVideo, false, undefined) } catch (err) { logger.warn('Cannot federate live after cleanup', { videoId: video.id, err }) } }