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1 | import * as ffmpeg from 'fluent-ffmpeg' | |
2 | import { omit } from 'lodash' | |
3 | import { LiveVideo, LiveVideoCreate, LiveVideoUpdate, VideoDetails, VideoState } from '@shared/models' | |
4 | import { buildAbsoluteFixturePath, wait } from '../miscs/miscs' | |
5 | import { makeGetRequest, makePutBodyRequest, makeUploadRequest } from '../requests/requests' | |
6 | import { getVideoWithToken } from './videos' | |
7 | ||
8 | function getLive (url: string, token: string, videoId: number | string, statusCodeExpected = 200) { | |
9 | const path = '/api/v1/videos/live' | |
10 | ||
11 | return makeGetRequest({ | |
12 | url, | |
13 | token, | |
14 | path: path + '/' + videoId, | |
15 | statusCodeExpected | |
16 | }) | |
17 | } | |
18 | ||
19 | function updateLive (url: string, token: string, videoId: number | string, fields: LiveVideoUpdate, statusCodeExpected = 204) { | |
20 | const path = '/api/v1/videos/live' | |
21 | ||
22 | return makePutBodyRequest({ | |
23 | url, | |
24 | token, | |
25 | path: path + '/' + videoId, | |
26 | fields, | |
27 | statusCodeExpected | |
28 | }) | |
29 | } | |
30 | ||
31 | function createLive (url: string, token: string, fields: LiveVideoCreate, statusCodeExpected = 200) { | |
32 | const path = '/api/v1/videos/live' | |
33 | ||
34 | const attaches: any = {} | |
35 | if (fields.thumbnailfile) attaches.thumbnailfile = fields.thumbnailfile | |
36 | if (fields.previewfile) attaches.previewfile = fields.previewfile | |
37 | ||
38 | const updatedFields = omit(fields, 'thumbnailfile', 'previewfile') | |
39 | ||
40 | return makeUploadRequest({ | |
41 | url, | |
42 | path, | |
43 | token, | |
44 | attaches, | |
45 | fields: updatedFields, | |
46 | statusCodeExpected | |
47 | }) | |
48 | } | |
49 | ||
50 | async function sendRTMPStreamInVideo (url: string, token: string, videoId: number | string, onErrorCb?: Function) { | |
51 | const res = await getLive(url, token, videoId) | |
52 | const videoLive = res.body as LiveVideo | |
53 | ||
54 | return sendRTMPStream(videoLive.rtmpUrl, videoLive.streamKey, onErrorCb) | |
55 | } | |
56 | ||
57 | function sendRTMPStream (rtmpBaseUrl: string, streamKey: string, onErrorCb?: Function) { | |
58 | const fixture = buildAbsoluteFixturePath('video_short.mp4') | |
59 | ||
60 | const command = ffmpeg(fixture) | |
61 | command.inputOption('-stream_loop -1') | |
62 | command.inputOption('-re') | |
63 | ||
64 | command.outputOption('-c copy') | |
65 | command.outputOption('-f flv') | |
66 | ||
67 | const rtmpUrl = rtmpBaseUrl + '/' + streamKey | |
68 | command.output(rtmpUrl) | |
69 | ||
70 | command.on('error', err => { | |
71 | if (err?.message?.includes('Exiting normally')) return | |
72 | ||
73 | if (onErrorCb) onErrorCb(err) | |
74 | }) | |
75 | ||
76 | if (process.env.DEBUG) { | |
77 | command.on('stderr', data => console.log(data)) | |
78 | } | |
79 | ||
80 | command.run() | |
81 | ||
82 | return command | |
83 | } | |
84 | ||
85 | function waitFfmpegUntilError (command: ffmpeg.FfmpegCommand, successAfterMS = 10000) { | |
86 | return new Promise((res, rej) => { | |
87 | command.on('error', err => { | |
88 | return rej(err) | |
89 | }) | |
90 | ||
91 | setTimeout(() => { | |
92 | res() | |
93 | }, successAfterMS) | |
94 | }) | |
95 | } | |
96 | ||
97 | async function testFfmpegStreamError (url: string, token: string, videoId: number | string, shouldHaveError: boolean) { | |
98 | const command = await sendRTMPStreamInVideo(url, token, videoId) | |
99 | let error: Error | |
100 | ||
101 | try { | |
102 | await waitFfmpegUntilError(command, 10000) | |
103 | } catch (err) { | |
104 | error = err | |
105 | } | |
106 | ||
107 | await stopFfmpeg(command) | |
108 | ||
109 | if (shouldHaveError && !error) throw new Error('Ffmpeg did not have an error') | |
110 | if (!shouldHaveError && error) throw error | |
111 | } | |
112 | ||
113 | async function stopFfmpeg (command: ffmpeg.FfmpegCommand) { | |
114 | command.kill('SIGINT') | |
115 | ||
116 | await wait(500) | |
117 | } | |
118 | ||
119 | async function waitUntilLiveStarts (url: string, token: string, videoId: number | string) { | |
120 | let video: VideoDetails | |
121 | ||
122 | do { | |
123 | const res = await getVideoWithToken(url, token, videoId) | |
124 | video = res.body | |
125 | ||
126 | await wait(500) | |
127 | } while (video.state.id === VideoState.WAITING_FOR_LIVE) | |
128 | } | |
129 | ||
130 | // --------------------------------------------------------------------------- | |
131 | ||
132 | export { | |
133 | getLive, | |
134 | updateLive, | |
135 | waitUntilLiveStarts, | |
136 | createLive, | |
137 | testFfmpegStreamError, | |
138 | stopFfmpeg, | |
139 | sendRTMPStreamInVideo, | |
140 | waitFfmpegUntilError, | |
141 | sendRTMPStream | |
142 | } |