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import { move, remove } from 'fs-extra'
import { join } from 'path'
import { logger } from '@server/helpers/logger'
import { JOB_PRIORITY } from '@server/initializers/constants'
import { LiveManager } from '@server/lib/live'
import { MStreamingPlaylist, MVideo } from '@server/types/models'
import { MRunnerJob } from '@server/types/models/runners'
import { buildUUID } from '@shared/extra-utils'
import {
LiveRTMPHLSTranscodingSuccess,
LiveRTMPHLSTranscodingUpdatePayload,
LiveVideoError,
RunnerJobLiveRTMPHLSTranscodingPayload,
RunnerJobLiveRTMPHLSTranscodingPrivatePayload,
RunnerJobState
} from '@shared/models'
import { AbstractJobHandler } from './abstract-job-handler'
type CreateOptions = {
video: MVideo
playlist: MStreamingPlaylist
rtmpUrl: string
toTranscode: {
resolution: number
fps: number
}[]
segmentListSize: number
segmentDuration: number
outputDirectory: string
}
// eslint-disable-next-line max-len
export class LiveRTMPHLSTranscodingJobHandler extends AbstractJobHandler<CreateOptions, LiveRTMPHLSTranscodingUpdatePayload, LiveRTMPHLSTranscodingSuccess> {
async create (options: CreateOptions) {
const { video, rtmpUrl, toTranscode, playlist, segmentDuration, segmentListSize, outputDirectory } = options
const jobUUID = buildUUID()
const payload: RunnerJobLiveRTMPHLSTranscodingPayload = {
input: {
rtmpUrl
},
output: {
toTranscode,
segmentListSize,
segmentDuration
}
}
const privatePayload: RunnerJobLiveRTMPHLSTranscodingPrivatePayload = {
videoUUID: video.uuid,
masterPlaylistName: playlist.playlistFilename,
outputDirectory
}
const job = await this.createRunnerJob({
type: 'live-rtmp-hls-transcoding',
jobUUID,
payload,
privatePayload,
priority: JOB_PRIORITY.TRANSCODING
})
return job
}
// ---------------------------------------------------------------------------
protected async specificUpdate (options: {
runnerJob: MRunnerJob
updatePayload: LiveRTMPHLSTranscodingUpdatePayload
}) {
const { runnerJob, updatePayload } = options
const privatePayload = runnerJob.privatePayload as RunnerJobLiveRTMPHLSTranscodingPrivatePayload
const outputDirectory = privatePayload.outputDirectory
const videoUUID = privatePayload.videoUUID
// Always process the chunk first before moving m3u8 that references this chunk
if (updatePayload.type === 'add-chunk') {
await move(
updatePayload.videoChunkFile as string,
join(outputDirectory, updatePayload.videoChunkFilename),
{ overwrite: true }
)
} else if (updatePayload.type === 'remove-chunk') {
await remove(join(outputDirectory, updatePayload.videoChunkFilename))
}
if (updatePayload.resolutionPlaylistFile && updatePayload.resolutionPlaylistFilename) {
await move(
updatePayload.resolutionPlaylistFile as string,
join(outputDirectory, updatePayload.resolutionPlaylistFilename),
{ overwrite: true }
)
}
if (updatePayload.masterPlaylistFile) {
await move(updatePayload.masterPlaylistFile as string, join(outputDirectory, privatePayload.masterPlaylistName), { overwrite: true })
}
logger.debug(
'Runner live RTMP to HLS job %s for %s updated.',
runnerJob.uuid, videoUUID, { updatePayload, ...this.lTags(videoUUID, runnerJob.uuid) }
)
}
// ---------------------------------------------------------------------------
protected specificComplete (options: {
runnerJob: MRunnerJob
}) {
return this.stopLive({
runnerJob: options.runnerJob,
type: 'ended'
})
}
// ---------------------------------------------------------------------------
protected isAbortSupported () {
return false
}
protected specificAbort () {
throw new Error('Not implemented')
}
protected specificError (options: {
runnerJob: MRunnerJob
nextState: RunnerJobState
}) {
return this.stopLive({
runnerJob: options.runnerJob,
type: 'errored'
})
}
protected specificCancel (options: {
runnerJob: MRunnerJob
}) {
return this.stopLive({
runnerJob: options.runnerJob,
type: 'cancelled'
})
}
private stopLive (options: {
runnerJob: MRunnerJob
type: 'ended' | 'errored' | 'cancelled'
}) {
const { runnerJob, type } = options
const privatePayload = runnerJob.privatePayload as RunnerJobLiveRTMPHLSTranscodingPrivatePayload
const videoUUID = privatePayload.videoUUID
const errorType = {
ended: null,
errored: LiveVideoError.RUNNER_JOB_ERROR,
cancelled: LiveVideoError.RUNNER_JOB_CANCEL
}
LiveManager.Instance.stopSessionOf(privatePayload.videoUUID, errorType[type])
logger.info('Runner live RTMP to HLS job %s for video %s %s.', runnerJob.uuid, videoUUID, type, this.lTags(runnerJob.uuid, videoUUID))
}
}
|
