PeerTube/shared/extra-utils/videos/live.ts

138 lines
3.6 KiB
TypeScript

/* eslint-disable @typescript-eslint/no-unused-expressions,@typescript-eslint/require-await */
import { expect } from 'chai'
import ffmpeg, { FfmpegCommand } from 'fluent-ffmpeg'
import { pathExists, readdir } from 'fs-extra'
import { join } from 'path'
import { buildAbsoluteFixturePath, wait } from '../miscs'
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 50')
command.outputOption('-keyint_min 2')
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.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, 35000)
} 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 waitUntilLiveSavedOnAllServers (servers: PeerTubeServer[], videoId: string) {
for (const server of servers) {
await server.live.waitUntilSaved({ videoId })
}
}
async function checkLiveCleanupAfterSave (server: PeerTubeServer, videoUUID: string, resolutions: number[] = []) {
const basePath = server.servers.buildDirectory('streaming-playlists')
const hlsPath = join(basePath, 'hls', videoUUID)
if (resolutions.length === 0) {
const result = await pathExists(hlsPath)
expect(result).to.be.false
return
}
const files = await readdir(hlsPath)
// fragmented file and playlist per resolution + master playlist + segments sha256 json file
expect(files).to.have.lengthOf(resolutions.length * 2 + 2)
for (const resolution of resolutions) {
const fragmentedFile = files.find(f => f.endsWith(`-${resolution}-fragmented.mp4`))
expect(fragmentedFile).to.exist
const playlistFile = files.find(f => f.endsWith(`${resolution}.m3u8`))
expect(playlistFile).to.exist
}
const masterPlaylistFile = files.find(f => f.endsWith('-master.m3u8'))
expect(masterPlaylistFile).to.exist
const shaFile = files.find(f => f.endsWith('-segments-sha256.json'))
expect(shaFile).to.exist
}
export {
sendRTMPStream,
waitFfmpegUntilError,
testFfmpegStreamError,
stopFfmpeg,
waitUntilLivePublishedOnAllServers,
waitUntilLiveSavedOnAllServers,
checkLiveCleanupAfterSave
}