server/initializers/config.ts

   1 import bytes from 'bytes'
   2 import { IConfig } from 'config'
   3 import { dirname, join } from 'path'
   4 import { decacheModule } from '@server/helpers/decache'
   5 import { VideoRedundancyConfigFilter } from '@shared/models/redundancy/video-redundancy-config-filter.type'
   6 import { BroadcastMessageLevel } from '@shared/models/server'
   7 import { buildPath, root } from '../../shared/core-utils'
   8 import { VideoPrivacy, VideosRedundancyStrategy } from '../../shared/models'
   9 import { NSFWPolicyType } from '../../shared/models/videos/nsfw-policy.type'
  10 import { parseBytes, parseDurationToMs } from '../helpers/core-utils'
  11
  12 // Use a variable to reload the configuration if we need
  13 let config: IConfig = require('config')
  14
  15 const configChangedHandlers: Function[] = []
  16
  17 const CONFIG = {
  18   CUSTOM_FILE: getLocalConfigFilePath(),
  19   LISTEN: {
  20     PORT: config.get<number>('listen.port'),
  21     HOSTNAME: config.get<string>('listen.hostname')
  22   },
  23   DATABASE: {
  24     DBNAME: config.has('database.name') ? config.get<string>('database.name') : 'peertube' + config.get<string>('database.suffix'),
  25     HOSTNAME: config.get<string>('database.hostname'),
  26     PORT: config.get<number>('database.port'),
  27     SSL: config.get<boolean>('database.ssl'),
  28     USERNAME: config.get<string>('database.username'),
  29     PASSWORD: config.get<string>('database.password'),
  30     POOL: {
  31       MAX: config.get<number>('database.pool.max')
  32     }
  33   },
  34   REDIS: {
  35     HOSTNAME: config.has('redis.hostname') ? config.get<string>('redis.hostname') : null,
  36     PORT: config.has('redis.port') ? config.get<number>('redis.port') : null,
  37     SOCKET: config.has('redis.socket') ? config.get<string>('redis.socket') : null,
  38     AUTH: config.has('redis.auth') ? config.get<string>('redis.auth') : null,
  39     DB: config.has('redis.db') ? config.get<number>('redis.db') : null
  40   },
  41   SMTP: {
  42     TRANSPORT: config.has('smtp.transport') ? config.get<string>('smtp.transport') : 'smtp',
  43     SENDMAIL: config.has('smtp.sendmail') ? config.get<string>('smtp.sendmail') : null,
  44     HOSTNAME: config.get<string>('smtp.hostname'),
  45     PORT: config.get<number>('smtp.port'),
  46     USERNAME: config.get<string>('smtp.username'),
  47     PASSWORD: config.get<string>('smtp.password'),
  48     TLS: config.get<boolean>('smtp.tls'),
  49     DISABLE_STARTTLS: config.get<boolean>('smtp.disable_starttls'),
  50     CA_FILE: config.get<string>('smtp.ca_file'),
  51     FROM_ADDRESS: config.get<string>('smtp.from_address')
  52   },
  53   EMAIL: {
  54     BODY: {
  55       SIGNATURE: config.get<string>('email.body.signature')
  56     },
  57     SUBJECT: {
  58       PREFIX: config.get<string>('email.subject.prefix') + ' '
  59     }
  60   },
  61
  62   CLIENT: {
  63     VIDEOS: {
  64       MINIATURE: {
  65         get PREFER_AUTHOR_DISPLAY_NAME () { return config.get<boolean>('client.videos.miniature.prefer_author_display_name') },
  66         get DISPLAY_AUTHOR_AVATAR () { return config.get<boolean>('client.videos.miniature.display_author_avatar') }
  67       }
  68     },
  69     MENU: {
  70       LOGIN: {
  71         get REDIRECT_ON_SINGLE_EXTERNAL_AUTH () { return config.get<boolean>('client.menu.login.redirect_on_single_external_auth') }
  72       }
  73     }
  74   },
  75
  76   DEFAULTS: {
  77     PUBLISH: {
  78       DOWNLOAD_ENABLED: config.get<boolean>('defaults.publish.download_enabled'),
  79       COMMENTS_ENABLED: config.get<boolean>('defaults.publish.comments_enabled'),
  80       PRIVACY: config.get<VideoPrivacy>('defaults.publish.privacy'),
  81       LICENCE: config.get<number>('defaults.publish.licence')
  82     },
  83     P2P: {
  84       WEBAPP: {
  85         ENABLED: config.get<boolean>('defaults.p2p.webapp.enabled')
  86       },
  87       EMBED: {
  88         ENABLED: config.get<boolean>('defaults.p2p.embed.enabled')
  89       }
  90     }
  91   },
  92
  93   STORAGE: {
  94     TMP_DIR: buildPath(config.get<string>('storage.tmp')),
  95     BIN_DIR: buildPath(config.get<string>('storage.bin')),
  96     ACTOR_IMAGES: buildPath(config.get<string>('storage.avatars')),
  97     LOG_DIR: buildPath(config.get<string>('storage.logs')),
  98     VIDEOS_DIR: buildPath(config.get<string>('storage.videos')),
  99     STREAMING_PLAYLISTS_DIR: buildPath(config.get<string>('storage.streaming_playlists')),
 100     REDUNDANCY_DIR: buildPath(config.get<string>('storage.redundancy')),
 101     THUMBNAILS_DIR: buildPath(config.get<string>('storage.thumbnails')),
 102     PREVIEWS_DIR: buildPath(config.get<string>('storage.previews')),
 103     CAPTIONS_DIR: buildPath(config.get<string>('storage.captions')),
 104     TORRENTS_DIR: buildPath(config.get<string>('storage.torrents')),
 105     CACHE_DIR: buildPath(config.get<string>('storage.cache')),
 106     PLUGINS_DIR: buildPath(config.get<string>('storage.plugins')),
 107     CLIENT_OVERRIDES_DIR: buildPath(config.get<string>('storage.client_overrides'))
 108   },
 109   OBJECT_STORAGE: {
 110     ENABLED: config.get<boolean>('object_storage.enabled'),
 111     MAX_UPLOAD_PART: bytes.parse(config.get<string>('object_storage.max_upload_part')),
 112     ENDPOINT: config.get<string>('object_storage.endpoint'),
 113     REGION: config.get<string>('object_storage.region'),
 114     CREDENTIALS: {
 115       ACCESS_KEY_ID: config.get<string>('object_storage.credentials.access_key_id'),
 116       SECRET_ACCESS_KEY: config.get<string>('object_storage.credentials.secret_access_key')
 117     },
 118     VIDEOS: {
 119       BUCKET_NAME: config.get<string>('object_storage.videos.bucket_name'),
 120       PREFIX: config.get<string>('object_storage.videos.prefix'),
 121       BASE_URL: config.get<string>('object_storage.videos.base_url')
 122     },
 123     STREAMING_PLAYLISTS: {
 124       BUCKET_NAME: config.get<string>('object_storage.streaming_playlists.bucket_name'),
 125       PREFIX: config.get<string>('object_storage.streaming_playlists.prefix'),
 126       BASE_URL: config.get<string>('object_storage.streaming_playlists.base_url')
 127     }
 128   },
 129   WEBSERVER: {
 130     SCHEME: config.get<boolean>('webserver.https') === true ? 'https' : 'http',
 131     WS: config.get<boolean>('webserver.https') === true ? 'wss' : 'ws',
 132     HOSTNAME: config.get<string>('webserver.hostname'),
 133     PORT: config.get<number>('webserver.port')
 134   },
 135   RATES_LIMIT: {
 136     API: {
 137       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.api.window')),
 138       MAX: config.get<number>('rates_limit.api.max')
 139     },
 140     SIGNUP: {
 141       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.signup.window')),
 142       MAX: config.get<number>('rates_limit.signup.max')
 143     },
 144     LOGIN: {
 145       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.login.window')),
 146       MAX: config.get<number>('rates_limit.login.max')
 147     },
 148     ASK_SEND_EMAIL: {
 149       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.ask_send_email.window')),
 150       MAX: config.get<number>('rates_limit.ask_send_email.max')
 151     }
 152   },
 153   TRUST_PROXY: config.get<string[]>('trust_proxy'),
 154   LOG: {
 155     LEVEL: config.get<string>('log.level'),
 156     ROTATION: {
 157       ENABLED: config.get<boolean>('log.rotation.enabled'),
 158       MAX_FILE_SIZE: bytes.parse(config.get<string>('log.rotation.max_file_size')),
 159       MAX_FILES: config.get<number>('log.rotation.max_files')
 160     },
 161     ANONYMIZE_IP: config.get<boolean>('log.anonymize_ip'),
 162     LOG_PING_REQUESTS: config.get<boolean>('log.log_ping_requests'),
 163     PRETTIFY_SQL: config.get<boolean>('log.prettify_sql')
 164   },
 165   TRENDING: {
 166     VIDEOS: {
 167       INTERVAL_DAYS: config.get<number>('trending.videos.interval_days'),
 168       ALGORITHMS: {
 169         get ENABLED () { return config.get<string[]>('trending.videos.algorithms.enabled') },
 170         get DEFAULT () { return config.get<string>('trending.videos.algorithms.default') }
 171       }
 172     }
 173   },
 174   REDUNDANCY: {
 175     VIDEOS: {
 176       CHECK_INTERVAL: parseDurationToMs(config.get<string>('redundancy.videos.check_interval')),
 177       STRATEGIES: buildVideosRedundancy(config.get<any[]>('redundancy.videos.strategies'))
 178     }
 179   },
 180   REMOTE_REDUNDANCY: {
 181     VIDEOS: {
 182       ACCEPT_FROM: config.get<VideoRedundancyConfigFilter>('remote_redundancy.videos.accept_from')
 183     }
 184   },
 185   CSP: {
 186     ENABLED: config.get<boolean>('csp.enabled'),
 187     REPORT_ONLY: config.get<boolean>('csp.report_only'),
 188     REPORT_URI: config.get<string>('csp.report_uri')
 189   },
 190   SECURITY: {
 191     FRAMEGUARD: {
 192       ENABLED: config.get<boolean>('security.frameguard.enabled')
 193     }
 194   },
 195   TRACKER: {
 196     ENABLED: config.get<boolean>('tracker.enabled'),
 197     PRIVATE: config.get<boolean>('tracker.private'),
 198     REJECT_TOO_MANY_ANNOUNCES: config.get<boolean>('tracker.reject_too_many_announces')
 199   },
 200   HISTORY: {
 201     VIDEOS: {
 202       MAX_AGE: parseDurationToMs(config.get('history.videos.max_age'))
 203     }
 204   },
 205   VIEWS: {
 206     VIDEOS: {
 207       REMOTE: {
 208         MAX_AGE: parseDurationToMs(config.get('views.videos.remote.max_age'))
 209       },
 210       LOCAL_BUFFER_UPDATE_INTERVAL: parseDurationToMs(config.get('views.videos.local_buffer_update_interval')),
 211       IP_VIEW_EXPIRATION: parseDurationToMs(config.get('views.videos.ip_view_expiration'))
 212     }
 213   },
 214   PLUGINS: {
 215     INDEX: {
 216       ENABLED: config.get<boolean>('plugins.index.enabled'),
 217       CHECK_LATEST_VERSIONS_INTERVAL: parseDurationToMs(config.get<string>('plugins.index.check_latest_versions_interval')),
 218       URL: config.get<string>('plugins.index.url')
 219     }
 220   },
 221   FEDERATION: {
 222     VIDEOS: {
 223       FEDERATE_UNLISTED: config.get<boolean>('federation.videos.federate_unlisted'),
 224       CLEANUP_REMOTE_INTERACTIONS: config.get<boolean>('federation.videos.cleanup_remote_interactions')
 225     }
 226   },
 227   PEERTUBE: {
 228     CHECK_LATEST_VERSION: {
 229       ENABLED: config.get<boolean>('peertube.check_latest_version.enabled'),
 230       URL: config.get<string>('peertube.check_latest_version.url')
 231     }
 232   },
 233   WEBADMIN: {
 234     CONFIGURATION: {
 235       EDITION: {
 236         ALLOWED: config.get<boolean>('webadmin.configuration.edition.allowed')
 237       }
 238     }
 239   },
 240   ADMIN: {
 241     get EMAIL () { return config.get<string>('admin.email') }
 242   },
 243   CONTACT_FORM: {
 244     get ENABLED () { return config.get<boolean>('contact_form.enabled') }
 245   },
 246   SIGNUP: {
 247     get ENABLED () { return config.get<boolean>('signup.enabled') },
 248     get LIMIT () { return config.get<number>('signup.limit') },
 249     get REQUIRES_EMAIL_VERIFICATION () { return config.get<boolean>('signup.requires_email_verification') },
 250     get MINIMUM_AGE () { return config.get<number>('signup.minimum_age') },
 251     FILTERS: {
 252       CIDR: {
 253         get WHITELIST () { return config.get<string[]>('signup.filters.cidr.whitelist') },
 254         get BLACKLIST () { return config.get<string[]>('signup.filters.cidr.blacklist') }
 255       }
 256     }
 257   },
 258   USER: {
 259     get VIDEO_QUOTA () { return parseBytes(config.get<number>('user.video_quota')) },
 260     get VIDEO_QUOTA_DAILY () { return parseBytes(config.get<number>('user.video_quota_daily')) }
 261   },
 262   VIDEO_CHANNELS: {
 263     get MAX_PER_USER () { return config.get<number>('video_channels.max_per_user') }
 264   },
 265   TRANSCODING: {
 266     get ENABLED () { return config.get<boolean>('transcoding.enabled') },
 267     get ALLOW_ADDITIONAL_EXTENSIONS () { return config.get<boolean>('transcoding.allow_additional_extensions') },
 268     get ALLOW_AUDIO_FILES () { return config.get<boolean>('transcoding.allow_audio_files') },
 269     get THREADS () { return config.get<number>('transcoding.threads') },
 270     get CONCURRENCY () { return config.get<number>('transcoding.concurrency') },
 271     get PROFILE () { return config.get<string>('transcoding.profile') },
 272     RESOLUTIONS: {
 273       get '0p' () { return config.get<boolean>('transcoding.resolutions.0p') },
 274       get '144p' () { return config.get<boolean>('transcoding.resolutions.144p') },
 275       get '240p' () { return config.get<boolean>('transcoding.resolutions.240p') },
 276       get '360p' () { return config.get<boolean>('transcoding.resolutions.360p') },
 277       get '480p' () { return config.get<boolean>('transcoding.resolutions.480p') },
 278       get '720p' () { return config.get<boolean>('transcoding.resolutions.720p') },
 279       get '1080p' () { return config.get<boolean>('transcoding.resolutions.1080p') },
 280       get '1440p' () { return config.get<boolean>('transcoding.resolutions.1440p') },
 281       get '2160p' () { return config.get<boolean>('transcoding.resolutions.2160p') }
 282     },
 283     HLS: {
 284       get ENABLED () { return config.get<boolean>('transcoding.hls.enabled') }
 285     },
 286     WEBTORRENT: {
 287       get ENABLED () { return config.get<boolean>('transcoding.webtorrent.enabled') }
 288     }
 289   },
 290   LIVE: {
 291     get ENABLED () { return config.get<boolean>('live.enabled') },
 292
 293     get MAX_DURATION () { return parseDurationToMs(config.get<string>('live.max_duration')) },
 294     get MAX_INSTANCE_LIVES () { return config.get<number>('live.max_instance_lives') },
 295     get MAX_USER_LIVES () { return config.get<number>('live.max_user_lives') },
 296
 297     get ALLOW_REPLAY () { return config.get<boolean>('live.allow_replay') },
 298
 299     LATENCY_SETTING: {
 300       get ENABLED () { return config.get<boolean>('live.latency_setting.enabled') }
 301     },
 302
 303     RTMP: {
 304       get ENABLED () { return config.get<boolean>('live.rtmp.enabled') },
 305       get PORT () { return config.get<number>('live.rtmp.port') },
 306       get HOSTNAME () { return config.get<number>('live.rtmp.hostname') }
 307     },
 308
 309     RTMPS: {
 310       get ENABLED () { return config.get<boolean>('live.rtmps.enabled') },
 311       get PORT () { return config.get<number>('live.rtmps.port') },
 312       get HOSTNAME () { return config.get<number>('live.rtmps.hostname') },
 313       get KEY_FILE () { return config.get<string>('live.rtmps.key_file') },
 314       get CERT_FILE () { return config.get<string>('live.rtmps.cert_file') }
 315     },
 316
 317     TRANSCODING: {
 318       get ENABLED () { return config.get<boolean>('live.transcoding.enabled') },
 319       get THREADS () { return config.get<number>('live.transcoding.threads') },
 320       get PROFILE () { return config.get<string>('live.transcoding.profile') },
 321
 322       RESOLUTIONS: {
 323         get '144p' () { return config.get<boolean>('live.transcoding.resolutions.144p') },
 324         get '240p' () { return config.get<boolean>('live.transcoding.resolutions.240p') },
 325         get '360p' () { return config.get<boolean>('live.transcoding.resolutions.360p') },
 326         get '480p' () { return config.get<boolean>('live.transcoding.resolutions.480p') },
 327         get '720p' () { return config.get<boolean>('live.transcoding.resolutions.720p') },
 328         get '1080p' () { return config.get<boolean>('live.transcoding.resolutions.1080p') },
 329         get '1440p' () { return config.get<boolean>('live.transcoding.resolutions.1440p') },
 330         get '2160p' () { return config.get<boolean>('live.transcoding.resolutions.2160p') }
 331       }
 332     }
 333   },
 334   VIDEO_EDITOR: {
 335     get ENABLED () { return config.get<boolean>('video_editor.enabled') }
 336   },
 337   IMPORT: {
 338     VIDEOS: {
 339       get CONCURRENCY () { return config.get<number>('import.videos.concurrency') },
 340
 341       HTTP: {
 342         get ENABLED () { return config.get<boolean>('import.videos.http.enabled') },
 343
 344         YOUTUBE_DL_RELEASE: {
 345           get URL () { return config.get<string>('import.videos.http.youtube_dl_release.url') },
 346           get NAME () { return config.get<string>('import.videos.http.youtube_dl_release.name') },
 347           get PYTHON_PATH () { return config.get<string>('import.videos.http.youtube_dl_release.python_path') }
 348         },
 349
 350         get FORCE_IPV4 () { return config.get<boolean>('import.videos.http.force_ipv4') }
 351       },
 352       TORRENT: {
 353         get ENABLED () { return config.get<boolean>('import.videos.torrent.enabled') }
 354       }
 355     }
 356   },
 357   AUTO_BLACKLIST: {
 358     VIDEOS: {
 359       OF_USERS: {
 360         get ENABLED () { return config.get<boolean>('auto_blacklist.videos.of_users.enabled') }
 361       }
 362     }
 363   },
 364   CACHE: {
 365     PREVIEWS: {
 366       get SIZE () { return config.get<number>('cache.previews.size') }
 367     },
 368     VIDEO_CAPTIONS: {
 369       get SIZE () { return config.get<number>('cache.captions.size') }
 370     },
 371     TORRENTS: {
 372       get SIZE () { return config.get<number>('cache.torrents.size') }
 373     }
 374   },
 375   INSTANCE: {
 376     get NAME () { return config.get<string>('instance.name') },
 377     get SHORT_DESCRIPTION () { return config.get<string>('instance.short_description') },
 378     get DESCRIPTION () { return config.get<string>('instance.description') },
 379     get TERMS () { return config.get<string>('instance.terms') },
 380     get CODE_OF_CONDUCT () { return config.get<string>('instance.code_of_conduct') },
 381
 382     get CREATION_REASON () { return config.get<string>('instance.creation_reason') },
 383
 384     get MODERATION_INFORMATION () { return config.get<string>('instance.moderation_information') },
 385     get ADMINISTRATOR () { return config.get<string>('instance.administrator') },
 386     get MAINTENANCE_LIFETIME () { return config.get<string>('instance.maintenance_lifetime') },
 387     get BUSINESS_MODEL () { return config.get<string>('instance.business_model') },
 388     get HARDWARE_INFORMATION () { return config.get<string>('instance.hardware_information') },
 389
 390     get LANGUAGES () { return config.get<string[]>('instance.languages') || [] },
 391     get CATEGORIES () { return config.get<number[]>('instance.categories') || [] },
 392
 393     get IS_NSFW () { return config.get<boolean>('instance.is_nsfw') },
 394     get DEFAULT_NSFW_POLICY () { return config.get<NSFWPolicyType>('instance.default_nsfw_policy') },
 395
 396     get DEFAULT_CLIENT_ROUTE () { return config.get<string>('instance.default_client_route') },
 397
 398     CUSTOMIZATIONS: {
 399       get JAVASCRIPT () { return config.get<string>('instance.customizations.javascript') },
 400       get CSS () { return config.get<string>('instance.customizations.css') }
 401     },
 402     get ROBOTS () { return config.get<string>('instance.robots') },
 403     get SECURITYTXT () { return config.get<string>('instance.securitytxt') },
 404     get SECURITYTXT_CONTACT () { return config.get<string>('admin.email') }
 405   },
 406   SERVICES: {
 407     TWITTER: {
 408       get USERNAME () { return config.get<string>('services.twitter.username') },
 409       get WHITELISTED () { return config.get<boolean>('services.twitter.whitelisted') }
 410     }
 411   },
 412   FOLLOWERS: {
 413     INSTANCE: {
 414       get ENABLED () { return config.get<boolean>('followers.instance.enabled') },
 415       get MANUAL_APPROVAL () { return config.get<boolean>('followers.instance.manual_approval') }
 416     }
 417   },
 418   FOLLOWINGS: {
 419     INSTANCE: {
 420       AUTO_FOLLOW_BACK: {
 421         get ENABLED () {
 422           return config.get<boolean>('followings.instance.auto_follow_back.enabled')
 423         }
 424       },
 425       AUTO_FOLLOW_INDEX: {
 426         get ENABLED () {
 427           return config.get<boolean>('followings.instance.auto_follow_index.enabled')
 428         },
 429         get INDEX_URL () {
 430           return config.get<string>('followings.instance.auto_follow_index.index_url')
 431         }
 432       }
 433     }
 434   },
 435   THEME: {
 436     get DEFAULT () { return config.get<string>('theme.default') }
 437   },
 438   BROADCAST_MESSAGE: {
 439     get ENABLED () { return config.get<boolean>('broadcast_message.enabled') },
 440     get MESSAGE () { return config.get<string>('broadcast_message.message') },
 441     get LEVEL () { return config.get<BroadcastMessageLevel>('broadcast_message.level') },
 442     get DISMISSABLE () { return config.get<boolean>('broadcast_message.dismissable') }
 443   },
 444   SEARCH: {
 445     REMOTE_URI: {
 446       get USERS () { return config.get<boolean>('search.remote_uri.users') },
 447       get ANONYMOUS () { return config.get<boolean>('search.remote_uri.anonymous') }
 448     },
 449     SEARCH_INDEX: {
 450       get ENABLED () { return config.get<boolean>('search.search_index.enabled') },
 451       get URL () { return config.get<string>('search.search_index.url') },
 452       get DISABLE_LOCAL_SEARCH () { return config.get<boolean>('search.search_index.disable_local_search') },
 453       get IS_DEFAULT_SEARCH () { return config.get<boolean>('search.search_index.is_default_search') }
 454     }
 455   }
 456 }
 457
 458 function registerConfigChangedHandler (fun: Function) {
 459   configChangedHandlers.push(fun)
 460 }
 461
 462 function isEmailEnabled () {
 463   if (CONFIG.SMTP.TRANSPORT === 'sendmail' && CONFIG.SMTP.SENDMAIL) return true
 464
 465   if (CONFIG.SMTP.TRANSPORT === 'smtp' && CONFIG.SMTP.HOSTNAME && CONFIG.SMTP.PORT) return true
 466
 467   return false
 468 }
 469
 470 // ---------------------------------------------------------------------------
 471
 472 export {
 473   CONFIG,
 474   registerConfigChangedHandler,
 475   isEmailEnabled
 476 }
 477
 478 // ---------------------------------------------------------------------------
 479
 480 function getLocalConfigFilePath () {
 481   const localConfigDir = getLocalConfigDir()
 482
 483   let filename = 'local'
 484   if (process.env.NODE_ENV) filename += `-${process.env.NODE_ENV}`
 485   if (process.env.NODE_APP_INSTANCE) filename += `-${process.env.NODE_APP_INSTANCE}`
 486
 487   return join(localConfigDir, filename + '.json')
 488 }
 489
 490 function getLocalConfigDir () {
 491   if (process.env.PEERTUBE_LOCAL_CONFIG) return process.env.PEERTUBE_LOCAL_CONFIG
 492
 493   const configSources = config.util.getConfigSources()
 494   if (configSources.length === 0) throw new Error('Invalid config source.')
 495
 496   return dirname(configSources[0].name)
 497 }
 498
 499 function buildVideosRedundancy (objs: any[]): VideosRedundancyStrategy[] {
 500   if (!objs) return []
 501
 502   if (!Array.isArray(objs)) return objs
 503
 504   return objs.map(obj => {
 505     return Object.assign({}, obj, {
 506       minLifetime: parseDurationToMs(obj.min_lifetime),
 507       size: bytes.parse(obj.size),
 508       minViews: obj.min_views
 509     })
 510   })
 511 }
 512
 513 export function reloadConfig () {
 514
 515   function getConfigDirectories () {
 516     if (process.env.NODE_CONFIG_DIR) {
 517       return process.env.NODE_CONFIG_DIR.split(':')
 518     }
 519
 520     return [ join(root(), 'config') ]
 521   }
 522
 523   function purge () {
 524     const directories = getConfigDirectories()
 525
 526     for (const fileName in require.cache) {
 527       if (directories.some((dir) => fileName.includes(dir)) === false) {
 528         continue
 529       }
 530
 531       delete require.cache[fileName]
 532     }
 533
 534     decacheModule('config')
 535   }
 536
 537   purge()
 538
 539   config = require('config')
 540
 541   for (const configChangedHandler of configChangedHandlers) {
 542     configChangedHandler()
 543   }
 544 }