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