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1 | import * as config from 'config' | |
2 | import { promisify0 } from '../helpers/core-utils' | |
3 | import { isArray } from '../helpers/custom-validators/misc' | |
4 | ||
5 | // ONLY USE CORE MODULES IN THIS FILE! | |
6 | ||
7 | // Check the config files | |
8 | function checkMissedConfig () { | |
9 | const required = [ 'listen.port', 'listen.hostname', | |
10 | 'webserver.https', 'webserver.hostname', 'webserver.port', | |
11 | 'trust_proxy', | |
12 | 'database.hostname', 'database.port', 'database.suffix', 'database.username', 'database.password', 'database.pool.max', | |
13 | 'smtp.hostname', 'smtp.port', 'smtp.username', 'smtp.password', 'smtp.tls', 'smtp.from_address', | |
14 | 'storage.avatars', 'storage.videos', 'storage.logs', 'storage.previews', 'storage.thumbnails', 'storage.torrents', 'storage.cache', | |
15 | 'storage.redundancy', 'storage.tmp', | |
16 | 'log.level', | |
17 | 'user.video_quota', 'user.video_quota_daily', | |
18 | 'cache.previews.size', 'admin.email', | |
19 | 'signup.enabled', 'signup.limit', 'signup.requires_email_verification', | |
20 | 'signup.filters.cidr.whitelist', 'signup.filters.cidr.blacklist', | |
21 | 'redundancy.videos.strategies', 'redundancy.videos.check_interval', | |
22 | 'transcoding.enabled', 'transcoding.threads', | |
23 | 'import.videos.http.enabled', 'import.videos.torrent.enabled', | |
24 | 'trending.videos.interval_days', | |
25 | 'instance.name', 'instance.short_description', 'instance.description', 'instance.terms', 'instance.default_client_route', | |
26 | 'instance.default_nsfw_policy', 'instance.robots', 'instance.securitytxt', | |
27 | 'services.twitter.username', 'services.twitter.whitelisted' | |
28 | ] | |
29 | const requiredAlternatives = [ | |
30 | [ // set | |
31 | ['redis.hostname', 'redis.port'], // alternative | |
32 | ['redis.socket'] | |
33 | ] | |
34 | ] | |
35 | const miss: string[] = [] | |
36 | ||
37 | for (const key of required) { | |
38 | if (!config.has(key)) { | |
39 | miss.push(key) | |
40 | } | |
41 | } | |
42 | ||
43 | const redundancyVideos = config.get<any>('redundancy.videos.strategies') | |
44 | if (isArray(redundancyVideos)) { | |
45 | for (const r of redundancyVideos) { | |
46 | if (!r.size) miss.push('redundancy.videos.strategies.size') | |
47 | if (!r.min_lifetime) miss.push('redundancy.videos.strategies.min_lifetime') | |
48 | } | |
49 | } | |
50 | ||
51 | const missingAlternatives = requiredAlternatives.filter( | |
52 | set => !set.find(alternative => !alternative.find(key => !config.has(key))) | |
53 | ) | |
54 | ||
55 | missingAlternatives | |
56 | .forEach(set => set[0].forEach(key => miss.push(key))) | |
57 | ||
58 | return miss | |
59 | } | |
60 | ||
61 | // Check the available codecs | |
62 | // We get CONFIG by param to not import it in this file (import orders) | |
63 | async function checkFFmpeg (CONFIG: { TRANSCODING: { ENABLED: boolean } }) { | |
64 | const Ffmpeg = require('fluent-ffmpeg') | |
65 | const getAvailableCodecsPromise = promisify0(Ffmpeg.getAvailableCodecs) | |
66 | const codecs = await getAvailableCodecsPromise() | |
67 | const canEncode = [ 'libx264' ] | |
68 | ||
69 | if (CONFIG.TRANSCODING.ENABLED === false) return undefined | |
70 | ||
71 | for (const codec of canEncode) { | |
72 | if (codecs[codec] === undefined) { | |
73 | throw new Error('Unknown codec ' + codec + ' in FFmpeg.') | |
74 | } | |
75 | ||
76 | if (codecs[codec].canEncode !== true) { | |
77 | throw new Error('Unavailable encode codec ' + codec + ' in FFmpeg') | |
78 | } | |
79 | } | |
80 | ||
81 | return checkFFmpegEncoders() | |
82 | } | |
83 | ||
84 | // Optional encoders, if present, can be used to improve transcoding | |
85 | // Here we ask ffmpeg if it detects their presence on the system, so that we can later use them | |
86 | let supportedOptionalEncoders: Map<string, boolean> | |
87 | async function checkFFmpegEncoders (): Promise<Map<string, boolean>> { | |
88 | if (supportedOptionalEncoders !== undefined) { | |
89 | return supportedOptionalEncoders | |
90 | } | |
91 | ||
92 | const Ffmpeg = require('fluent-ffmpeg') | |
93 | const getAvailableEncodersPromise = promisify0(Ffmpeg.getAvailableEncoders) | |
94 | const encoders = await getAvailableEncodersPromise() | |
95 | const optionalEncoders = [ 'libfdk_aac' ] | |
96 | supportedOptionalEncoders = new Map<string, boolean>() | |
97 | ||
98 | for (const encoder of optionalEncoders) { | |
99 | supportedOptionalEncoders.set(encoder, encoders[encoder] !== undefined) | |
100 | } | |
101 | ||
102 | return supportedOptionalEncoders | |
103 | } | |
104 | ||
105 | // --------------------------------------------------------------------------- | |
106 | ||
107 | export { | |
108 | checkFFmpeg, | |
109 | checkFFmpegEncoders, | |
110 | checkMissedConfig | |
111 | } |