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     UPLOAD_ACL: config.get<string>('object_storage.upload_acl'),
 118     CREDENTIALS: {
 119       ACCESS_KEY_ID: config.get<string>('object_storage.credentials.access_key_id'),
 120       SECRET_ACCESS_KEY: config.get<string>('object_storage.credentials.secret_access_key')
 121     },
 122     VIDEOS: {
 123       BUCKET_NAME: config.get<string>('object_storage.videos.bucket_name'),
 124       PREFIX: config.get<string>('object_storage.videos.prefix'),
 125       BASE_URL: config.get<string>('object_storage.videos.base_url')
 126     },
 127     STREAMING_PLAYLISTS: {
 128       BUCKET_NAME: config.get<string>('object_storage.streaming_playlists.bucket_name'),
 129       PREFIX: config.get<string>('object_storage.streaming_playlists.prefix'),
 130       BASE_URL: config.get<string>('object_storage.streaming_playlists.base_url')
 131     }
 132   },
 133   WEBSERVER: {
 134     SCHEME: config.get<boolean>('webserver.https') === true ? 'https' : 'http',
 135     WS: config.get<boolean>('webserver.https') === true ? 'wss' : 'ws',
 136     HOSTNAME: config.get<string>('webserver.hostname'),
 137     PORT: config.get<number>('webserver.port')
 138   },
 139   RATES_LIMIT: {
 140     API: {
 141       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.api.window')),
 142       MAX: config.get<number>('rates_limit.api.max')
 143     },
 144     SIGNUP: {
 145       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.signup.window')),
 146       MAX: config.get<number>('rates_limit.signup.max')
 147     },
 148     LOGIN: {
 149       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.login.window')),
 150       MAX: config.get<number>('rates_limit.login.max')
 151     },
 152     ASK_SEND_EMAIL: {
 153       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.ask_send_email.window')),
 154       MAX: config.get<number>('rates_limit.ask_send_email.max')
 155     }
 156   },
 157   TRUST_PROXY: config.get<string[]>('trust_proxy'),
 158   LOG: {
 159     LEVEL: config.get<string>('log.level'),
 160     ROTATION: {
 161       ENABLED: config.get<boolean>('log.rotation.enabled'),
 162       MAX_FILE_SIZE: bytes.parse(config.get<string>('log.rotation.max_file_size')),
 163       MAX_FILES: config.get<number>('log.rotation.max_files')
 164     },
 165     ANONYMIZE_IP: config.get<boolean>('log.anonymize_ip'),
 166     LOG_PING_REQUESTS: config.get<boolean>('log.log_ping_requests'),
 167     PRETTIFY_SQL: config.get<boolean>('log.prettify_sql')
 168   },
 169   TRENDING: {
 170     VIDEOS: {
 171       INTERVAL_DAYS: config.get<number>('trending.videos.interval_days'),
 172       ALGORITHMS: {
 173         get ENABLED () { return config.get<string[]>('trending.videos.algorithms.enabled') },
 174         get DEFAULT () { return config.get<string>('trending.videos.algorithms.default') }
 175       }
 176     }
 177   },
 178   REDUNDANCY: {
 179     VIDEOS: {
 180       CHECK_INTERVAL: parseDurationToMs(config.get<string>('redundancy.videos.check_interval')),
 181       STRATEGIES: buildVideosRedundancy(config.get<any[]>('redundancy.videos.strategies'))
 182     }
 183   },
 184   REMOTE_REDUNDANCY: {
 185     VIDEOS: {
 186       ACCEPT_FROM: config.get<VideoRedundancyConfigFilter>('remote_redundancy.videos.accept_from')
 187     }
 188   },
 189   CSP: {
 190     ENABLED: config.get<boolean>('csp.enabled'),
 191     REPORT_ONLY: config.get<boolean>('csp.report_only'),
 192     REPORT_URI: config.get<string>('csp.report_uri')
 193   },
 194   SECURITY: {
 195     FRAMEGUARD: {
 196       ENABLED: config.get<boolean>('security.frameguard.enabled')
 197     }
 198   },
 199   TRACKER: {
 200     ENABLED: config.get<boolean>('tracker.enabled'),
 201     PRIVATE: config.get<boolean>('tracker.private'),
 202     REJECT_TOO_MANY_ANNOUNCES: config.get<boolean>('tracker.reject_too_many_announces')
 203   },
 204   HISTORY: {
 205     VIDEOS: {
 206       MAX_AGE: parseDurationToMs(config.get('history.videos.max_age'))
 207     }
 208   },
 209   VIEWS: {
 210     VIDEOS: {
 211       REMOTE: {
 212         MAX_AGE: parseDurationToMs(config.get('views.videos.remote.max_age'))
 213       },
 214       LOCAL_BUFFER_UPDATE_INTERVAL: parseDurationToMs(config.get('views.videos.local_buffer_update_interval')),
 215       IP_VIEW_EXPIRATION: parseDurationToMs(config.get('views.videos.ip_view_expiration'))
 216     }
 217   },
 218   PLUGINS: {
 219     INDEX: {
 220       ENABLED: config.get<boolean>('plugins.index.enabled'),
 221       CHECK_LATEST_VERSIONS_INTERVAL: parseDurationToMs(config.get<string>('plugins.index.check_latest_versions_interval')),
 222       URL: config.get<string>('plugins.index.url')
 223     }
 224   },
 225   FEDERATION: {
 226     VIDEOS: {
 227       FEDERATE_UNLISTED: config.get<boolean>('federation.videos.federate_unlisted'),
 228       CLEANUP_REMOTE_INTERACTIONS: config.get<boolean>('federation.videos.cleanup_remote_interactions')
 229     }
 230   },
 231   PEERTUBE: {
 232     CHECK_LATEST_VERSION: {
 233       ENABLED: config.get<boolean>('peertube.check_latest_version.enabled'),
 234       URL: config.get<string>('peertube.check_latest_version.url')
 235     }
 236   },
 237   WEBADMIN: {
 238     CONFIGURATION: {
 239       EDITION: {
 240         ALLOWED: config.get<boolean>('webadmin.configuration.edition.allowed')
 241       }
 242     }
 243   },
 244   ADMIN: {
 245     get EMAIL () { return config.get<string>('admin.email') }
 246   },
 247   CONTACT_FORM: {
 248     get ENABLED () { return config.get<boolean>('contact_form.enabled') }
 249   },
 250   SIGNUP: {
 251     get ENABLED () { return config.get<boolean>('signup.enabled') },
 252     get LIMIT () { return config.get<number>('signup.limit') },
 253     get REQUIRES_EMAIL_VERIFICATION () { return config.get<boolean>('signup.requires_email_verification') },
 254     get MINIMUM_AGE () { return config.get<number>('signup.minimum_age') },
 255     FILTERS: {
 256       CIDR: {
 257         get WHITELIST () { return config.get<string[]>('signup.filters.cidr.whitelist') },
 258         get BLACKLIST () { return config.get<string[]>('signup.filters.cidr.blacklist') }
 259       }
 260     }
 261   },
 262   USER: {
 263     get VIDEO_QUOTA () { return parseBytes(config.get<number>('user.video_quota')) },
 264     get VIDEO_QUOTA_DAILY () { return parseBytes(config.get<number>('user.video_quota_daily')) }
 265   },
 266   VIDEO_CHANNELS: {
 267     get MAX_PER_USER () { return config.get<number>('video_channels.max_per_user') }
 268   },
 269   TRANSCODING: {
 270     get ENABLED () { return config.get<boolean>('transcoding.enabled') },
 271     get ALLOW_ADDITIONAL_EXTENSIONS () { return config.get<boolean>('transcoding.allow_additional_extensions') },
 272     get ALLOW_AUDIO_FILES () { return config.get<boolean>('transcoding.allow_audio_files') },
 273     get THREADS () { return config.get<number>('transcoding.threads') },
 274     get CONCURRENCY () { return config.get<number>('transcoding.concurrency') },
 275     get PROFILE () { return config.get<string>('transcoding.profile') },
 276     RESOLUTIONS: {
 277       get '0p' () { return config.get<boolean>('transcoding.resolutions.0p') },
 278       get '144p' () { return config.get<boolean>('transcoding.resolutions.144p') },
 279       get '240p' () { return config.get<boolean>('transcoding.resolutions.240p') },
 280       get '360p' () { return config.get<boolean>('transcoding.resolutions.360p') },
 281       get '480p' () { return config.get<boolean>('transcoding.resolutions.480p') },
 282       get '720p' () { return config.get<boolean>('transcoding.resolutions.720p') },
 283       get '1080p' () { return config.get<boolean>('transcoding.resolutions.1080p') },
 284       get '1440p' () { return config.get<boolean>('transcoding.resolutions.1440p') },
 285       get '2160p' () { return config.get<boolean>('transcoding.resolutions.2160p') }
 286     },
 287     HLS: {
 288       get ENABLED () { return config.get<boolean>('transcoding.hls.enabled') }
 289     },
 290     WEBTORRENT: {
 291       get ENABLED () { return config.get<boolean>('transcoding.webtorrent.enabled') }
 292     }
 293   },
 294   LIVE: {
 295     get ENABLED () { return config.get<boolean>('live.enabled') },
 296
 297     get MAX_DURATION () { return parseDurationToMs(config.get<string>('live.max_duration')) },
 298     get MAX_INSTANCE_LIVES () { return config.get<number>('live.max_instance_lives') },
 299     get MAX_USER_LIVES () { return config.get<number>('live.max_user_lives') },
 300
 301     get ALLOW_REPLAY () { return config.get<boolean>('live.allow_replay') },
 302
 303     LATENCY_SETTING: {
 304       get ENABLED () { return config.get<boolean>('live.latency_setting.enabled') }
 305     },
 306
 307     RTMP: {
 308       get ENABLED () { return config.get<boolean>('live.rtmp.enabled') },
 309       get PORT () { return config.get<number>('live.rtmp.port') },
 310       get HOSTNAME () { return config.get<number>('live.rtmp.hostname') }
 311     },
 312
 313     RTMPS: {
 314       get ENABLED () { return config.get<boolean>('live.rtmps.enabled') },
 315       get PORT () { return config.get<number>('live.rtmps.port') },
 316       get HOSTNAME () { return config.get<number>('live.rtmps.hostname') },
 317       get KEY_FILE () { return config.get<string>('live.rtmps.key_file') },
 318       get CERT_FILE () { return config.get<string>('live.rtmps.cert_file') }
 319     },
 320
 321     TRANSCODING: {
 322       get ENABLED () { return config.get<boolean>('live.transcoding.enabled') },
 323       get THREADS () { return config.get<number>('live.transcoding.threads') },
 324       get PROFILE () { return config.get<string>('live.transcoding.profile') },
 325
 326       RESOLUTIONS: {
 327         get '144p' () { return config.get<boolean>('live.transcoding.resolutions.144p') },
 328         get '240p' () { return config.get<boolean>('live.transcoding.resolutions.240p') },
 329         get '360p' () { return config.get<boolean>('live.transcoding.resolutions.360p') },
 330         get '480p' () { return config.get<boolean>('live.transcoding.resolutions.480p') },
 331         get '720p' () { return config.get<boolean>('live.transcoding.resolutions.720p') },
 332         get '1080p' () { return config.get<boolean>('live.transcoding.resolutions.1080p') },
 333         get '1440p' () { return config.get<boolean>('live.transcoding.resolutions.1440p') },
 334         get '2160p' () { return config.get<boolean>('live.transcoding.resolutions.2160p') }
 335       }
 336     }
 337   },
 338   VIDEO_STUDIO: {
 339     get ENABLED () { return config.get<boolean>('video_studio.enabled') }
 340   },
 341   IMPORT: {
 342     VIDEOS: {
 343       get CONCURRENCY () { return config.get<number>('import.videos.concurrency') },
 344
 345       HTTP: {
 346         get ENABLED () { return config.get<boolean>('import.videos.http.enabled') },
 347
 348         YOUTUBE_DL_RELEASE: {
 349           get URL () { return config.get<string>('import.videos.http.youtube_dl_release.url') },
 350           get NAME () { return config.get<string>('import.videos.http.youtube_dl_release.name') },
 351           get PYTHON_PATH () { return config.get<string>('import.videos.http.youtube_dl_release.python_path') }
 352         },
 353
 354         get FORCE_IPV4 () { return config.get<boolean>('import.videos.http.force_ipv4') }
 355       },
 356       TORRENT: {
 357         get ENABLED () { return config.get<boolean>('import.videos.torrent.enabled') }
 358       }
 359     }
 360   },
 361   AUTO_BLACKLIST: {
 362     VIDEOS: {
 363       OF_USERS: {
 364         get ENABLED () { return config.get<boolean>('auto_blacklist.videos.of_users.enabled') }
 365       }
 366     }
 367   },
 368   CACHE: {
 369     PREVIEWS: {
 370       get SIZE () { return config.get<number>('cache.previews.size') }
 371     },
 372     VIDEO_CAPTIONS: {
 373       get SIZE () { return config.get<number>('cache.captions.size') }
 374     },
 375     TORRENTS: {
 376       get SIZE () { return config.get<number>('cache.torrents.size') }
 377     }
 378   },
 379   INSTANCE: {
 380     get NAME () { return config.get<string>('instance.name') },
 381     get SHORT_DESCRIPTION () { return config.get<string>('instance.short_description') },
 382     get DESCRIPTION () { return config.get<string>('instance.description') },
 383     get TERMS () { return config.get<string>('instance.terms') },
 384     get CODE_OF_CONDUCT () { return config.get<string>('instance.code_of_conduct') },
 385
 386     get CREATION_REASON () { return config.get<string>('instance.creation_reason') },
 387
 388     get MODERATION_INFORMATION () { return config.get<string>('instance.moderation_information') },
 389     get ADMINISTRATOR () { return config.get<string>('instance.administrator') },
 390     get MAINTENANCE_LIFETIME () { return config.get<string>('instance.maintenance_lifetime') },
 391     get BUSINESS_MODEL () { return config.get<string>('instance.business_model') },
 392     get HARDWARE_INFORMATION () { return config.get<string>('instance.hardware_information') },
 393
 394     get LANGUAGES () { return config.get<string[]>('instance.languages') || [] },
 395     get CATEGORIES () { return config.get<number[]>('instance.categories') || [] },
 396
 397     get IS_NSFW () { return config.get<boolean>('instance.is_nsfw') },
 398     get DEFAULT_NSFW_POLICY () { return config.get<NSFWPolicyType>('instance.default_nsfw_policy') },
 399
 400     get DEFAULT_CLIENT_ROUTE () { return config.get<string>('instance.default_client_route') },
 401
 402     CUSTOMIZATIONS: {
 403       get JAVASCRIPT () { return config.get<string>('instance.customizations.javascript') },
 404       get CSS () { return config.get<string>('instance.customizations.css') }
 405     },
 406     get ROBOTS () { return config.get<string>('instance.robots') },
 407     get SECURITYTXT () { return config.get<string>('instance.securitytxt') },
 408     get SECURITYTXT_CONTACT () { return config.get<string>('admin.email') }
 409   },
 410   SERVICES: {
 411     TWITTER: {
 412       get USERNAME () { return config.get<string>('services.twitter.username') },
 413       get WHITELISTED () { return config.get<boolean>('services.twitter.whitelisted') }
 414     }
 415   },
 416   FOLLOWERS: {
 417     INSTANCE: {
 418       get ENABLED () { return config.get<boolean>('followers.instance.enabled') },
 419       get MANUAL_APPROVAL () { return config.get<boolean>('followers.instance.manual_approval') }
 420     }
 421   },
 422   FOLLOWINGS: {
 423     INSTANCE: {
 424       AUTO_FOLLOW_BACK: {
 425         get ENABLED () {
 426           return config.get<boolean>('followings.instance.auto_follow_back.enabled')
 427         }
 428       },
 429       AUTO_FOLLOW_INDEX: {
 430         get ENABLED () {
 431           return config.get<boolean>('followings.instance.auto_follow_index.enabled')
 432         },
 433         get INDEX_URL () {
 434           return config.get<string>('followings.instance.auto_follow_index.index_url')
 435         }
 436       }
 437     }
 438   },
 439   THEME: {
 440     get DEFAULT () { return config.get<string>('theme.default') }
 441   },
 442   BROADCAST_MESSAGE: {
 443     get ENABLED () { return config.get<boolean>('broadcast_message.enabled') },
 444     get MESSAGE () { return config.get<string>('broadcast_message.message') },
 445     get LEVEL () { return config.get<BroadcastMessageLevel>('broadcast_message.level') },
 446     get DISMISSABLE () { return config.get<boolean>('broadcast_message.dismissable') }
 447   },
 448   SEARCH: {
 449     REMOTE_URI: {
 450       get USERS () { return config.get<boolean>('search.remote_uri.users') },
 451       get ANONYMOUS () { return config.get<boolean>('search.remote_uri.anonymous') }
 452     },
 453     SEARCH_INDEX: {
 454       get ENABLED () { return config.get<boolean>('search.search_index.enabled') },
 455       get URL () { return config.get<string>('search.search_index.url') },
 456       get DISABLE_LOCAL_SEARCH () { return config.get<boolean>('search.search_index.disable_local_search') },
 457       get IS_DEFAULT_SEARCH () { return config.get<boolean>('search.search_index.is_default_search') }
 458     }
 459   }
 460 }
 461
 462 function registerConfigChangedHandler (fun: Function) {
 463   configChangedHandlers.push(fun)
 464 }
 465
 466 function isEmailEnabled () {
 467   if (CONFIG.SMTP.TRANSPORT === 'sendmail' && CONFIG.SMTP.SENDMAIL) return true
 468
 469   if (CONFIG.SMTP.TRANSPORT === 'smtp' && CONFIG.SMTP.HOSTNAME && CONFIG.SMTP.PORT) return true
 470
 471   return false
 472 }
 473
 474 // ---------------------------------------------------------------------------
 475
 476 export {
 477   CONFIG,
 478   registerConfigChangedHandler,
 479   isEmailEnabled
 480 }
 481
 482 // ---------------------------------------------------------------------------
 483
 484 function getLocalConfigFilePath () {
 485   const localConfigDir = getLocalConfigDir()
 486
 487   let filename = 'local'
 488   if (process.env.NODE_ENV) filename += `-${process.env.NODE_ENV}`
 489   if (process.env.NODE_APP_INSTANCE) filename += `-${process.env.NODE_APP_INSTANCE}`
 490
 491   return join(localConfigDir, filename + '.json')
 492 }
 493
 494 function getLocalConfigDir () {
 495   if (process.env.PEERTUBE_LOCAL_CONFIG) return process.env.PEERTUBE_LOCAL_CONFIG
 496
 497   const configSources = config.util.getConfigSources()
 498   if (configSources.length === 0) throw new Error('Invalid config source.')
 499
 500   return dirname(configSources[0].name)
 501 }
 502
 503 function buildVideosRedundancy (objs: any[]): VideosRedundancyStrategy[] {
 504   if (!objs) return []
 505
 506   if (!Array.isArray(objs)) return objs
 507
 508   return objs.map(obj => {
 509     return Object.assign({}, obj, {
 510       minLifetime: parseDurationToMs(obj.min_lifetime),
 511       size: bytes.parse(obj.size),
 512       minViews: obj.min_views
 513     })
 514   })
 515 }
 516
 517 export function reloadConfig () {
 518
 519   function getConfigDirectories () {
 520     if (process.env.NODE_CONFIG_DIR) {
 521       return process.env.NODE_CONFIG_DIR.split(':')
 522     }
 523
 524     return [ join(root(), 'config') ]
 525   }
 526
 527   function purge () {
 528     const directories = getConfigDirectories()
 529
 530     for (const fileName in require.cache) {
 531       if (directories.some((dir) => fileName.includes(dir)) === false) {
 532         continue
 533       }
 534
 535       delete require.cache[fileName]
 536     }
 537
 538     decacheModule('config')
 539   }
 540
 541   purge()
 542
 543   config = require('config')
 544
 545   for (const configChangedHandler of configChangedHandlers) {
 546     configChangedHandler()
 547   }
 548 }