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       RESUMABLE_UPLOAD: {
  69         get MAX_CHUNK_SIZE () { return parseBytes(config.get<number>('client.videos.resumable_upload.max_chunk_size') || 0) }
  70       }
  71     },
  72     MENU: {
  73       LOGIN: {
  74         get REDIRECT_ON_SINGLE_EXTERNAL_AUTH () { return config.get<boolean>('client.menu.login.redirect_on_single_external_auth') }
  75       }
  76     }
  77   },
  78
  79   DEFAULTS: {
  80     PUBLISH: {
  81       DOWNLOAD_ENABLED: config.get<boolean>('defaults.publish.download_enabled'),
  82       COMMENTS_ENABLED: config.get<boolean>('defaults.publish.comments_enabled'),
  83       PRIVACY: config.get<VideoPrivacy>('defaults.publish.privacy'),
  84       LICENCE: config.get<number>('defaults.publish.licence')
  85     },
  86     P2P: {
  87       WEBAPP: {
  88         ENABLED: config.get<boolean>('defaults.p2p.webapp.enabled')
  89       },
  90       EMBED: {
  91         ENABLED: config.get<boolean>('defaults.p2p.embed.enabled')
  92       }
  93     }
  94   },
  95
  96   STORAGE: {
  97     TMP_DIR: buildPath(config.get<string>('storage.tmp')),
  98     BIN_DIR: buildPath(config.get<string>('storage.bin')),
  99     ACTOR_IMAGES: buildPath(config.get<string>('storage.avatars')),
 100     LOG_DIR: buildPath(config.get<string>('storage.logs')),
 101     VIDEOS_DIR: buildPath(config.get<string>('storage.videos')),
 102     STREAMING_PLAYLISTS_DIR: buildPath(config.get<string>('storage.streaming_playlists')),
 103     REDUNDANCY_DIR: buildPath(config.get<string>('storage.redundancy')),
 104     THUMBNAILS_DIR: buildPath(config.get<string>('storage.thumbnails')),
 105     PREVIEWS_DIR: buildPath(config.get<string>('storage.previews')),
 106     CAPTIONS_DIR: buildPath(config.get<string>('storage.captions')),
 107     TORRENTS_DIR: buildPath(config.get<string>('storage.torrents')),
 108     CACHE_DIR: buildPath(config.get<string>('storage.cache')),
 109     PLUGINS_DIR: buildPath(config.get<string>('storage.plugins')),
 110     CLIENT_OVERRIDES_DIR: buildPath(config.get<string>('storage.client_overrides'))
 111   },
 112   OBJECT_STORAGE: {
 113     ENABLED: config.get<boolean>('object_storage.enabled'),
 114     MAX_UPLOAD_PART: bytes.parse(config.get<string>('object_storage.max_upload_part')),
 115     ENDPOINT: config.get<string>('object_storage.endpoint'),
 116     REGION: config.get<string>('object_storage.region'),
 117     CREDENTIALS: {
 118       ACCESS_KEY_ID: config.get<string>('object_storage.credentials.access_key_id'),
 119       SECRET_ACCESS_KEY: config.get<string>('object_storage.credentials.secret_access_key')
 120     },
 121     VIDEOS: {
 122       BUCKET_NAME: config.get<string>('object_storage.videos.bucket_name'),
 123       PREFIX: config.get<string>('object_storage.videos.prefix'),
 124       BASE_URL: config.get<string>('object_storage.videos.base_url')
 125     },
 126     STREAMING_PLAYLISTS: {
 127       BUCKET_NAME: config.get<string>('object_storage.streaming_playlists.bucket_name'),
 128       PREFIX: config.get<string>('object_storage.streaming_playlists.prefix'),
 129       BASE_URL: config.get<string>('object_storage.streaming_playlists.base_url')
 130     }
 131   },
 132   WEBSERVER: {
 133     SCHEME: config.get<boolean>('webserver.https') === true ? 'https' : 'http',
 134     WS: config.get<boolean>('webserver.https') === true ? 'wss' : 'ws',
 135     HOSTNAME: config.get<string>('webserver.hostname'),
 136     PORT: config.get<number>('webserver.port')
 137   },
 138   RATES_LIMIT: {
 139     API: {
 140       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.api.window')),
 141       MAX: config.get<number>('rates_limit.api.max')
 142     },
 143     SIGNUP: {
 144       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.signup.window')),
 145       MAX: config.get<number>('rates_limit.signup.max')
 146     },
 147     LOGIN: {
 148       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.login.window')),
 149       MAX: config.get<number>('rates_limit.login.max')
 150     },
 151     ASK_SEND_EMAIL: {
 152       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.ask_send_email.window')),
 153       MAX: config.get<number>('rates_limit.ask_send_email.max')
 154     }
 155   },
 156   TRUST_PROXY: config.get<string[]>('trust_proxy'),
 157   LOG: {
 158     LEVEL: config.get<string>('log.level'),
 159     ROTATION: {
 160       ENABLED: config.get<boolean>('log.rotation.enabled'),
 161       MAX_FILE_SIZE: bytes.parse(config.get<string>('log.rotation.max_file_size')),
 162       MAX_FILES: config.get<number>('log.rotation.max_files')
 163     },
 164     ANONYMIZE_IP: config.get<boolean>('log.anonymize_ip'),
 165     LOG_PING_REQUESTS: config.get<boolean>('log.log_ping_requests'),
 166     PRETTIFY_SQL: config.get<boolean>('log.prettify_sql')
 167   },
 168   TRENDING: {
 169     VIDEOS: {
 170       INTERVAL_DAYS: config.get<number>('trending.videos.interval_days'),
 171       ALGORITHMS: {
 172         get ENABLED () { return config.get<string[]>('trending.videos.algorithms.enabled') },
 173         get DEFAULT () { return config.get<string>('trending.videos.algorithms.default') }
 174       }
 175     }
 176   },
 177   REDUNDANCY: {
 178     VIDEOS: {
 179       CHECK_INTERVAL: parseDurationToMs(config.get<string>('redundancy.videos.check_interval')),
 180       STRATEGIES: buildVideosRedundancy(config.get<any[]>('redundancy.videos.strategies'))
 181     }
 182   },
 183   REMOTE_REDUNDANCY: {
 184     VIDEOS: {
 185       ACCEPT_FROM: config.get<VideoRedundancyConfigFilter>('remote_redundancy.videos.accept_from')
 186     }
 187   },
 188   CSP: {
 189     ENABLED: config.get<boolean>('csp.enabled'),
 190     REPORT_ONLY: config.get<boolean>('csp.report_only'),
 191     REPORT_URI: config.get<string>('csp.report_uri')
 192   },
 193   SECURITY: {
 194     FRAMEGUARD: {
 195       ENABLED: config.get<boolean>('security.frameguard.enabled')
 196     }
 197   },
 198   TRACKER: {
 199     ENABLED: config.get<boolean>('tracker.enabled'),
 200     PRIVATE: config.get<boolean>('tracker.private'),
 201     REJECT_TOO_MANY_ANNOUNCES: config.get<boolean>('tracker.reject_too_many_announces')
 202   },
 203   HISTORY: {
 204     VIDEOS: {
 205       MAX_AGE: parseDurationToMs(config.get('history.videos.max_age'))
 206     }
 207   },
 208   VIEWS: {
 209     VIDEOS: {
 210       REMOTE: {
 211         MAX_AGE: parseDurationToMs(config.get('views.videos.remote.max_age'))
 212       },
 213       LOCAL_BUFFER_UPDATE_INTERVAL: parseDurationToMs(config.get('views.videos.local_buffer_update_interval')),
 214       IP_VIEW_EXPIRATION: parseDurationToMs(config.get('views.videos.ip_view_expiration'))
 215     }
 216   },
 217   PLUGINS: {
 218     INDEX: {
 219       ENABLED: config.get<boolean>('plugins.index.enabled'),
 220       CHECK_LATEST_VERSIONS_INTERVAL: parseDurationToMs(config.get<string>('plugins.index.check_latest_versions_interval')),
 221       URL: config.get<string>('plugins.index.url')
 222     }
 223   },
 224   FEDERATION: {
 225     VIDEOS: {
 226       FEDERATE_UNLISTED: config.get<boolean>('federation.videos.federate_unlisted'),
 227       CLEANUP_REMOTE_INTERACTIONS: config.get<boolean>('federation.videos.cleanup_remote_interactions')
 228     }
 229   },
 230   PEERTUBE: {
 231     CHECK_LATEST_VERSION: {
 232       ENABLED: config.get<boolean>('peertube.check_latest_version.enabled'),
 233       URL: config.get<string>('peertube.check_latest_version.url')
 234     }
 235   },
 236   WEBADMIN: {
 237     CONFIGURATION: {
 238       EDITION: {
 239         ALLOWED: config.get<boolean>('webadmin.configuration.edition.allowed')
 240       }
 241     }
 242   },
 243   ADMIN: {
 244     get EMAIL () { return config.get<string>('admin.email') }
 245   },
 246   CONTACT_FORM: {
 247     get ENABLED () { return config.get<boolean>('contact_form.enabled') }
 248   },
 249   SIGNUP: {
 250     get ENABLED () { return config.get<boolean>('signup.enabled') },
 251     get LIMIT () { return config.get<number>('signup.limit') },
 252     get REQUIRES_EMAIL_VERIFICATION () { return config.get<boolean>('signup.requires_email_verification') },
 253     get MINIMUM_AGE () { return config.get<number>('signup.minimum_age') },
 254     FILTERS: {
 255       CIDR: {
 256         get WHITELIST () { return config.get<string[]>('signup.filters.cidr.whitelist') },
 257         get BLACKLIST () { return config.get<string[]>('signup.filters.cidr.blacklist') }
 258       }
 259     }
 260   },
 261   USER: {
 262     get VIDEO_QUOTA () { return parseBytes(config.get<number>('user.video_quota')) },
 263     get VIDEO_QUOTA_DAILY () { return parseBytes(config.get<number>('user.video_quota_daily')) }
 264   },
 265   VIDEO_CHANNELS: {
 266     get MAX_PER_USER () { return config.get<number>('video_channels.max_per_user') }
 267   },
 268   TRANSCODING: {
 269     get ENABLED () { return config.get<boolean>('transcoding.enabled') },
 270     get ALLOW_ADDITIONAL_EXTENSIONS () { return config.get<boolean>('transcoding.allow_additional_extensions') },
 271     get ALLOW_AUDIO_FILES () { return config.get<boolean>('transcoding.allow_audio_files') },
 272     get THREADS () { return config.get<number>('transcoding.threads') },
 273     get CONCURRENCY () { return config.get<number>('transcoding.concurrency') },
 274     get PROFILE () { return config.get<string>('transcoding.profile') },
 275     RESOLUTIONS: {
 276       get '0p' () { return config.get<boolean>('transcoding.resolutions.0p') },
 277       get '144p' () { return config.get<boolean>('transcoding.resolutions.144p') },
 278       get '240p' () { return config.get<boolean>('transcoding.resolutions.240p') },
 279       get '360p' () { return config.get<boolean>('transcoding.resolutions.360p') },
 280       get '480p' () { return config.get<boolean>('transcoding.resolutions.480p') },
 281       get '720p' () { return config.get<boolean>('transcoding.resolutions.720p') },
 282       get '1080p' () { return config.get<boolean>('transcoding.resolutions.1080p') },
 283       get '1440p' () { return config.get<boolean>('transcoding.resolutions.1440p') },
 284       get '2160p' () { return config.get<boolean>('transcoding.resolutions.2160p') }
 285     },
 286     HLS: {
 287       get ENABLED () { return config.get<boolean>('transcoding.hls.enabled') }
 288     },
 289     WEBTORRENT: {
 290       get ENABLED () { return config.get<boolean>('transcoding.webtorrent.enabled') }
 291     }
 292   },
 293   LIVE: {
 294     get ENABLED () { return config.get<boolean>('live.enabled') },
 295
 296     get MAX_DURATION () { return parseDurationToMs(config.get<string>('live.max_duration')) },
 297     get MAX_INSTANCE_LIVES () { return config.get<number>('live.max_instance_lives') },
 298     get MAX_USER_LIVES () { return config.get<number>('live.max_user_lives') },
 299
 300     get ALLOW_REPLAY () { return config.get<boolean>('live.allow_replay') },
 301
 302     LATENCY_SETTING: {
 303       get ENABLED () { return config.get<boolean>('live.latency_setting.enabled') }
 304     },
 305
 306     RTMP: {
 307       get ENABLED () { return config.get<boolean>('live.rtmp.enabled') },
 308       get PORT () { return config.get<number>('live.rtmp.port') },
 309       get HOSTNAME () { return config.get<number>('live.rtmp.hostname') }
 310     },
 311
 312     RTMPS: {
 313       get ENABLED () { return config.get<boolean>('live.rtmps.enabled') },
 314       get PORT () { return config.get<number>('live.rtmps.port') },
 315       get HOSTNAME () { return config.get<number>('live.rtmps.hostname') },
 316       get KEY_FILE () { return config.get<string>('live.rtmps.key_file') },
 317       get CERT_FILE () { return config.get<string>('live.rtmps.cert_file') }
 318     },
 319
 320     TRANSCODING: {
 321       get ENABLED () { return config.get<boolean>('live.transcoding.enabled') },
 322       get THREADS () { return config.get<number>('live.transcoding.threads') },
 323       get PROFILE () { return config.get<string>('live.transcoding.profile') },
 324
 325       RESOLUTIONS: {
 326         get '144p' () { return config.get<boolean>('live.transcoding.resolutions.144p') },
 327         get '240p' () { return config.get<boolean>('live.transcoding.resolutions.240p') },
 328         get '360p' () { return config.get<boolean>('live.transcoding.resolutions.360p') },
 329         get '480p' () { return config.get<boolean>('live.transcoding.resolutions.480p') },
 330         get '720p' () { return config.get<boolean>('live.transcoding.resolutions.720p') },
 331         get '1080p' () { return config.get<boolean>('live.transcoding.resolutions.1080p') },
 332         get '1440p' () { return config.get<boolean>('live.transcoding.resolutions.1440p') },
 333         get '2160p' () { return config.get<boolean>('live.transcoding.resolutions.2160p') }
 334       }
 335     }
 336   },
 337   VIDEO_EDITOR: {
 338     get ENABLED () { return config.get<boolean>('video_editor.enabled') }
 339   },
 340   IMPORT: {
 341     VIDEOS: {
 342       get CONCURRENCY () { return config.get<number>('import.videos.concurrency') },
 343
 344       HTTP: {
 345         get ENABLED () { return config.get<boolean>('import.videos.http.enabled') },
 346
 347         YOUTUBE_DL_RELEASE: {
 348           get URL () { return config.get<string>('import.videos.http.youtube_dl_release.url') },
 349           get NAME () { return config.get<string>('import.videos.http.youtube_dl_release.name') },
 350           get PYTHON_PATH () { return config.get<string>('import.videos.http.youtube_dl_release.python_path') }
 351         },
 352
 353         get FORCE_IPV4 () { return config.get<boolean>('import.videos.http.force_ipv4') }
 354       },
 355       TORRENT: {
 356         get ENABLED () { return config.get<boolean>('import.videos.torrent.enabled') }
 357       }
 358     }
 359   },
 360   AUTO_BLACKLIST: {
 361     VIDEOS: {
 362       OF_USERS: {
 363         get ENABLED () { return config.get<boolean>('auto_blacklist.videos.of_users.enabled') }
 364       }
 365     }
 366   },
 367   CACHE: {
 368     PREVIEWS: {
 369       get SIZE () { return config.get<number>('cache.previews.size') }
 370     },
 371     VIDEO_CAPTIONS: {
 372       get SIZE () { return config.get<number>('cache.captions.size') }
 373     },
 374     TORRENTS: {
 375       get SIZE () { return config.get<number>('cache.torrents.size') }
 376     }
 377   },
 378   INSTANCE: {
 379     get NAME () { return config.get<string>('instance.name') },
 380     get SHORT_DESCRIPTION () { return config.get<string>('instance.short_description') },
 381     get DESCRIPTION () { return config.get<string>('instance.description') },
 382     get TERMS () { return config.get<string>('instance.terms') },
 383     get CODE_OF_CONDUCT () { return config.get<string>('instance.code_of_conduct') },
 384
 385     get CREATION_REASON () { return config.get<string>('instance.creation_reason') },
 386
 387     get MODERATION_INFORMATION () { return config.get<string>('instance.moderation_information') },
 388     get ADMINISTRATOR () { return config.get<string>('instance.administrator') },
 389     get MAINTENANCE_LIFETIME () { return config.get<string>('instance.maintenance_lifetime') },
 390     get BUSINESS_MODEL () { return config.get<string>('instance.business_model') },
 391     get HARDWARE_INFORMATION () { return config.get<string>('instance.hardware_information') },
 392
 393     get LANGUAGES () { return config.get<string[]>('instance.languages') || [] },
 394     get CATEGORIES () { return config.get<number[]>('instance.categories') || [] },
 395
 396     get IS_NSFW () { return config.get<boolean>('instance.is_nsfw') },
 397     get DEFAULT_NSFW_POLICY () { return config.get<NSFWPolicyType>('instance.default_nsfw_policy') },
 398
 399     get DEFAULT_CLIENT_ROUTE () { return config.get<string>('instance.default_client_route') },
 400
 401     CUSTOMIZATIONS: {
 402       get JAVASCRIPT () { return config.get<string>('instance.customizations.javascript') },
 403       get CSS () { return config.get<string>('instance.customizations.css') }
 404     },
 405     get ROBOTS () { return config.get<string>('instance.robots') },
 406     get SECURITYTXT () { return config.get<string>('instance.securitytxt') },
 407     get SECURITYTXT_CONTACT () { return config.get<string>('admin.email') }
 408   },
 409   SERVICES: {
 410     TWITTER: {
 411       get USERNAME () { return config.get<string>('services.twitter.username') },
 412       get WHITELISTED () { return config.get<boolean>('services.twitter.whitelisted') }
 413     }
 414   },
 415   FOLLOWERS: {
 416     INSTANCE: {
 417       get ENABLED () { return config.get<boolean>('followers.instance.enabled') },
 418       get MANUAL_APPROVAL () { return config.get<boolean>('followers.instance.manual_approval') }
 419     }
 420   },
 421   FOLLOWINGS: {
 422     INSTANCE: {
 423       AUTO_FOLLOW_BACK: {
 424         get ENABLED () {
 425           return config.get<boolean>('followings.instance.auto_follow_back.enabled')
 426         }
 427       },
 428       AUTO_FOLLOW_INDEX: {
 429         get ENABLED () {
 430           return config.get<boolean>('followings.instance.auto_follow_index.enabled')
 431         },
 432         get INDEX_URL () {
 433           return config.get<string>('followings.instance.auto_follow_index.index_url')
 434         }
 435       }
 436     }
 437   },
 438   THEME: {
 439     get DEFAULT () { return config.get<string>('theme.default') }
 440   },
 441   BROADCAST_MESSAGE: {
 442     get ENABLED () { return config.get<boolean>('broadcast_message.enabled') },
 443     get MESSAGE () { return config.get<string>('broadcast_message.message') },
 444     get LEVEL () { return config.get<BroadcastMessageLevel>('broadcast_message.level') },
 445     get DISMISSABLE () { return config.get<boolean>('broadcast_message.dismissable') }
 446   },
 447   SEARCH: {
 448     REMOTE_URI: {
 449       get USERS () { return config.get<boolean>('search.remote_uri.users') },
 450       get ANONYMOUS () { return config.get<boolean>('search.remote_uri.anonymous') }
 451     },
 452     SEARCH_INDEX: {
 453       get ENABLED () { return config.get<boolean>('search.search_index.enabled') },
 454       get URL () { return config.get<string>('search.search_index.url') },
 455       get DISABLE_LOCAL_SEARCH () { return config.get<boolean>('search.search_index.disable_local_search') },
 456       get IS_DEFAULT_SEARCH () { return config.get<boolean>('search.search_index.is_default_search') }
 457     }
 458   }
 459 }
 460
 461 function registerConfigChangedHandler (fun: Function) {
 462   configChangedHandlers.push(fun)
 463 }
 464
 465 function isEmailEnabled () {
 466   if (CONFIG.SMTP.TRANSPORT === 'sendmail' && CONFIG.SMTP.SENDMAIL) return true
 467
 468   if (CONFIG.SMTP.TRANSPORT === 'smtp' && CONFIG.SMTP.HOSTNAME && CONFIG.SMTP.PORT) return true
 469
 470   return false
 471 }
 472
 473 // ---------------------------------------------------------------------------
 474
 475 export {
 476   CONFIG,
 477   registerConfigChangedHandler,
 478   isEmailEnabled
 479 }
 480
 481 // ---------------------------------------------------------------------------
 482
 483 function getLocalConfigFilePath () {
 484   const localConfigDir = getLocalConfigDir()
 485
 486   let filename = 'local'
 487   if (process.env.NODE_ENV) filename += `-${process.env.NODE_ENV}`
 488   if (process.env.NODE_APP_INSTANCE) filename += `-${process.env.NODE_APP_INSTANCE}`
 489
 490   return join(localConfigDir, filename + '.json')
 491 }
 492
 493 function getLocalConfigDir () {
 494   if (process.env.PEERTUBE_LOCAL_CONFIG) return process.env.PEERTUBE_LOCAL_CONFIG
 495
 496   const configSources = config.util.getConfigSources()
 497   if (configSources.length === 0) throw new Error('Invalid config source.')
 498
 499   return dirname(configSources[0].name)
 500 }
 501
 502 function buildVideosRedundancy (objs: any[]): VideosRedundancyStrategy[] {
 503   if (!objs) return []
 504
 505   if (!Array.isArray(objs)) return objs
 506
 507   return objs.map(obj => {
 508     return Object.assign({}, obj, {
 509       minLifetime: parseDurationToMs(obj.min_lifetime),
 510       size: bytes.parse(obj.size),
 511       minViews: obj.min_views
 512     })
 513   })
 514 }
 515
 516 export function reloadConfig () {
 517
 518   function getConfigDirectories () {
 519     if (process.env.NODE_CONFIG_DIR) {
 520       return process.env.NODE_CONFIG_DIR.split(':')
 521     }
 522
 523     return [ join(root(), 'config') ]
 524   }
 525
 526   function purge () {
 527     const directories = getConfigDirectories()
 528
 529     for (const fileName in require.cache) {
 530       if (directories.some((dir) => fileName.includes(dir)) === false) {
 531         continue
 532       }
 533
 534       delete require.cache[fileName]
 535     }
 536
 537     decacheModule('config')
 538   }
 539
 540   purge()
 541
 542   config = require('config')
 543
 544   for (const configChangedHandler of configChangedHandlers) {
 545     configChangedHandler()
 546   }
 547 }