PeerTube/shared/server-commands/videos/live.ts

129 lines
3.5 KiB
TypeScript

import ffmpeg, { FfmpegCommand } from 'fluent-ffmpeg'
import { truncate } from 'lodash'
import { buildAbsoluteFixturePath, wait } from '@shared/core-utils'
import { VideoDetails, VideoInclude, VideoPrivacy } from '@shared/models'
import { PeerTubeServer } from '../server/server'
function sendRTMPStream (options: {
rtmpBaseUrl: string
streamKey: string
fixtureName?: string // default video_short.mp4
copyCodecs?: boolean // default false
}) {
const { rtmpBaseUrl, streamKey, fixtureName = 'video_short.mp4', copyCodecs = false } = options
const fixture = buildAbsoluteFixturePath(fixtureName)
const command = ffmpeg(fixture)
command.inputOption('-stream_loop -1')
command.inputOption('-re')
if (copyCodecs) {
command.outputOption('-c copy')
} else {
command.outputOption('-c:v libx264')
command.outputOption('-g 120')
command.outputOption('-x264-params "no-scenecut=1"')
command.outputOption('-r 60')
}
command.outputOption('-f flv')
const rtmpUrl = rtmpBaseUrl + '/' + streamKey
command.output(rtmpUrl)
command.on('error', err => {
if (err?.message?.includes('Exiting normally')) return
if (process.env.DEBUG) console.error(err)
})
if (process.env.DEBUG) {
command.on('stderr', data => console.log(data))
command.on('stdout', data => console.log(data))
}
command.run()
return command
}
function waitFfmpegUntilError (command: FfmpegCommand, successAfterMS = 10000) {
return new Promise<void>((res, rej) => {
command.on('error', err => {
return rej(err)
})
setTimeout(() => {
res()
}, successAfterMS)
})
}
async function testFfmpegStreamError (command: FfmpegCommand, shouldHaveError: boolean) {
let error: Error
try {
await waitFfmpegUntilError(command, 45000)
} catch (err) {
error = err
}
await stopFfmpeg(command)
if (shouldHaveError && !error) throw new Error('Ffmpeg did not have an error')
if (!shouldHaveError && error) throw error
}
async function stopFfmpeg (command: FfmpegCommand) {
command.kill('SIGINT')
await wait(500)
}
async function waitUntilLivePublishedOnAllServers (servers: PeerTubeServer[], videoId: string) {
for (const server of servers) {
await server.live.waitUntilPublished({ videoId })
}
}
async function waitUntilLiveWaitingOnAllServers (servers: PeerTubeServer[], videoId: string) {
for (const server of servers) {
await server.live.waitUntilWaiting({ videoId })
}
}
async function waitUntilLiveReplacedByReplayOnAllServers (servers: PeerTubeServer[], videoId: string) {
for (const server of servers) {
await server.live.waitUntilReplacedByReplay({ videoId })
}
}
async function findExternalSavedVideo (server: PeerTubeServer, liveDetails: VideoDetails) {
const include = VideoInclude.BLACKLISTED
const privacyOneOf = [ VideoPrivacy.INTERNAL, VideoPrivacy.PRIVATE, VideoPrivacy.PUBLIC, VideoPrivacy.UNLISTED ]
const { data } = await server.videos.list({ token: server.accessToken, sort: '-publishedAt', include, privacyOneOf })
const videoNameSuffix = ` - ${new Date(liveDetails.publishedAt).toLocaleString()}`
const truncatedVideoName = truncate(liveDetails.name, {
length: 120 - videoNameSuffix.length
})
const toFind = truncatedVideoName + videoNameSuffix
return data.find(v => v.name === toFind)
}
export {
sendRTMPStream,
waitFfmpegUntilError,
testFfmpegStreamError,
stopFfmpeg,
waitUntilLivePublishedOnAllServers,
waitUntilLiveReplacedByReplayOnAllServers,
waitUntilLiveWaitingOnAllServers,
findExternalSavedVideo
}