server/tests/api/live/live-fast-restream.ts

   1 /* eslint-disable @typescript-eslint/no-unused-expressions,@typescript-eslint/require-await */
   2
   3 import 'mocha'
   4 import * as chai from 'chai'
   5 import { wait } from '@shared/core-utils'
   6 import { HttpStatusCode, LiveVideoCreate, VideoPrivacy } from '@shared/models'
   7 import {
   8   cleanupTests,
   9   createSingleServer,
  10   makeRawRequest,
  11   PeerTubeServer,
  12   setAccessTokensToServers,
  13   setDefaultVideoChannel,
  14   stopFfmpeg,
  15   waitJobs
  16 } from '@shared/server-commands'
  17
  18 const expect = chai.expect
  19
  20 describe('Fast restream in live', function () {
  21   let server: PeerTubeServer
  22
  23   async function createLiveWrapper (options: { permanent: boolean, replay: boolean }) {
  24     const attributes: LiveVideoCreate = {
  25       channelId: server.store.channel.id,
  26       privacy: VideoPrivacy.PUBLIC,
  27       name: 'my super live',
  28       saveReplay: options.replay,
  29       permanentLive: options.permanent
  30     }
  31
  32     const { uuid } = await server.live.create({ fields: attributes })
  33     return uuid
  34   }
  35
  36   async function fastRestreamWrapper ({ replay }: { replay: boolean }) {
  37     const liveVideoUUID = await createLiveWrapper({ permanent: true, replay })
  38     await waitJobs([ server ])
  39
  40     const rtmpOptions = {
  41       videoId: liveVideoUUID,
  42       copyCodecs: true,
  43       fixtureName: 'video_short.mp4'
  44     }
  45
  46     // Streaming session #1
  47     let ffmpegCommand = await server.live.sendRTMPStreamInVideo(rtmpOptions)
  48     await server.live.waitUntilPublished({ videoId: liveVideoUUID })
  49     await stopFfmpeg(ffmpegCommand)
  50     await server.live.waitUntilWaiting({ videoId: liveVideoUUID })
  51
  52     // Streaming session #2
  53     ffmpegCommand = await server.live.sendRTMPStreamInVideo(rtmpOptions)
  54     await server.live.waitUntilSegmentGeneration({ videoUUID: liveVideoUUID, segment: 0, playlistNumber: 0, totalSessions: 2 })
  55
  56     return { ffmpegCommand, liveVideoUUID }
  57   }
  58
  59   async function ensureLastLiveWorks (liveId: string) {
  60     // Equivalent to PEERTUBE_TEST_CONSTANTS.VIDEO_LIVE.CLEANUP_DELAY
  61     for (let i = 0; i < 100; i++) {
  62       const video = await server.videos.get({ id: liveId })
  63       expect(video.streamingPlaylists).to.have.lengthOf(1)
  64
  65       await server.live.getSegment({ videoUUID: liveId, segment: 0, playlistNumber: 0 })
  66       await makeRawRequest(video.streamingPlaylists[0].playlistUrl, HttpStatusCode.OK_200)
  67
  68       await wait(100)
  69     }
  70   }
  71
  72   async function runTest (replay: boolean) {
  73     const { ffmpegCommand, liveVideoUUID } = await fastRestreamWrapper({ replay })
  74
  75     await ensureLastLiveWorks(liveVideoUUID)
  76
  77     await stopFfmpeg(ffmpegCommand)
  78     await server.live.waitUntilWaiting({ videoId: liveVideoUUID })
  79
  80     // Wait for replays
  81     await waitJobs([ server ])
  82
  83     const { total, data: sessions } = await server.live.listSessions({ videoId: liveVideoUUID })
  84
  85     expect(total).to.equal(2)
  86     expect(sessions).to.have.lengthOf(2)
  87
  88     for (const session of sessions) {
  89       expect(session.error).to.be.null
  90
  91       if (replay) {
  92         expect(session.replayVideo).to.exist
  93
  94         await server.videos.get({ id: session.replayVideo.uuid })
  95       } else {
  96         expect(session.replayVideo).to.not.exist
  97       }
  98     }
  99   }
 100
 101   before(async function () {
 102     this.timeout(120000)
 103
 104     const env = { 'PEERTUBE_TEST_CONSTANTS.VIDEO_LIVE.CLEANUP_DELAY': '10000' }
 105     server = await createSingleServer(1, {}, { env })
 106
 107     // Get the access tokens
 108     await setAccessTokensToServers([ server ])
 109     await setDefaultVideoChannel([ server ])
 110
 111     await server.config.enableMinimumTranscoding(false, true)
 112     await server.config.enableLive({ allowReplay: true, transcoding: true, resolutions: 'min' })
 113   })
 114
 115   it('Should correctly fast reastream in a permanent live with and without save replay', async function () {
 116     this.timeout(240000)
 117
 118     // A test can take a long time, so prefer to run them in parallel
 119     await Promise.all([
 120       runTest(true),
 121       runTest(false)
 122     ])
 123   })
 124
 125   after(async function () {
 126     await cleanupTests([ server ])
 127   })
 128 })