mirror of https://github.com/Chocobozzz/PeerTube
				
				
				
			
		
			
				
	
	
		
			112 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			TypeScript
		
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			TypeScript
		
	
	
import * as config from 'config'
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import { promisify0 } from '../helpers/core-utils'
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import { isArray } from '../helpers/custom-validators/misc'
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// ONLY USE CORE MODULES IN THIS FILE!
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// Check the config files
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function checkMissedConfig () {
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  const required = [ 'listen.port', 'listen.hostname',
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    'webserver.https', 'webserver.hostname', 'webserver.port',
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    'trust_proxy',
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    'database.hostname', 'database.port', 'database.suffix', 'database.username', 'database.password', 'database.pool.max',
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    'smtp.hostname', 'smtp.port', 'smtp.username', 'smtp.password', 'smtp.tls', 'smtp.from_address',
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    'storage.avatars', 'storage.videos', 'storage.logs', 'storage.previews', 'storage.thumbnails', 'storage.torrents', 'storage.cache',
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    'storage.redundancy', 'storage.tmp',
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    'log.level',
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    'user.video_quota', 'user.video_quota_daily',
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    'cache.previews.size', 'admin.email',
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    'signup.enabled', 'signup.limit', 'signup.requires_email_verification',
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    'signup.filters.cidr.whitelist', 'signup.filters.cidr.blacklist',
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    'redundancy.videos.strategies', 'redundancy.videos.check_interval',
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    'transcoding.enabled', 'transcoding.threads',
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    'import.videos.http.enabled', 'import.videos.torrent.enabled',
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    'trending.videos.interval_days',
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    'instance.name', 'instance.short_description', 'instance.description', 'instance.terms', 'instance.default_client_route',
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    'instance.default_nsfw_policy', 'instance.robots', 'instance.securitytxt',
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    'services.twitter.username', 'services.twitter.whitelisted'
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  ]
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  const requiredAlternatives = [
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    [ // set
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      ['redis.hostname', 'redis.port'], // alternative
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      ['redis.socket']
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    ]
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  ]
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  const miss: string[] = []
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  for (const key of required) {
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    if (!config.has(key)) {
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      miss.push(key)
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    }
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  }
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  const redundancyVideos = config.get<any>('redundancy.videos.strategies')
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  if (isArray(redundancyVideos)) {
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    for (const r of redundancyVideos) {
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      if (!r.size) miss.push('redundancy.videos.strategies.size')
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      if (!r.min_lifetime) miss.push('redundancy.videos.strategies.min_lifetime')
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    }
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  }
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  const missingAlternatives = requiredAlternatives.filter(
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    set => !set.find(alternative => !alternative.find(key => !config.has(key)))
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  )
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  missingAlternatives
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    .forEach(set => set[0].forEach(key => miss.push(key)))
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  return miss
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}
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// Check the available codecs
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// We get CONFIG by param to not import it in this file (import orders)
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async function checkFFmpeg (CONFIG: { TRANSCODING: { ENABLED: boolean } }) {
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  const Ffmpeg = require('fluent-ffmpeg')
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  const getAvailableCodecsPromise = promisify0(Ffmpeg.getAvailableCodecs)
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  const codecs = await getAvailableCodecsPromise()
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  const canEncode = [ 'libx264' ]
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  if (CONFIG.TRANSCODING.ENABLED === false) return undefined
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  for (const codec of canEncode) {
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    if (codecs[codec] === undefined) {
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      throw new Error('Unknown codec ' + codec + ' in FFmpeg.')
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    }
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    if (codecs[codec].canEncode !== true) {
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      throw new Error('Unavailable encode codec ' + codec + ' in FFmpeg')
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    }
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  }
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  return checkFFmpegEncoders()
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}
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// Optional encoders, if present, can be used to improve transcoding
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// Here we ask ffmpeg if it detects their presence on the system, so that we can later use them
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let supportedOptionalEncoders: Map<string, boolean>
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async function checkFFmpegEncoders (): Promise<Map<string, boolean>> {
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  if (supportedOptionalEncoders !== undefined) {
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    return supportedOptionalEncoders
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  }
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  const Ffmpeg = require('fluent-ffmpeg')
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  const getAvailableEncodersPromise = promisify0(Ffmpeg.getAvailableEncoders)
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  const encoders = await getAvailableEncodersPromise()
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  const optionalEncoders = [ 'libfdk_aac' ]
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  supportedOptionalEncoders = new Map<string, boolean>()
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  for (const encoder of optionalEncoders) {
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    supportedOptionalEncoders.set(encoder, encoders[encoder] !== undefined)
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  }
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  return supportedOptionalEncoders
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}
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// ---------------------------------------------------------------------------
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export {
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  checkFFmpeg,
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  checkFFmpegEncoders,
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  checkMissedConfig
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}
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