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   SECRETS: {
  24     PEERTUBE: config.get<string>('secrets.peertube')
  25   },
  26   DATABASE: {
  27     DBNAME: config.has('database.name') ? config.get<string>('database.name') : 'peertube' + config.get<string>('database.suffix'),
  28     HOSTNAME: config.get<string>('database.hostname'),
  29     PORT: config.get<number>('database.port'),
  30     SSL: config.get<boolean>('database.ssl'),
  31     USERNAME: config.get<string>('database.username'),
  32     PASSWORD: config.get<string>('database.password'),
  33     POOL: {
  34       MAX: config.get<number>('database.pool.max')
  35     }
  36   },
  37   REDIS: {
  38     HOSTNAME: config.has('redis.hostname') ? config.get<string>('redis.hostname') : null,
  39     PORT: config.has('redis.port') ? config.get<number>('redis.port') : null,
  40     SOCKET: config.has('redis.socket') ? config.get<string>('redis.socket') : null,
  41     AUTH: config.has('redis.auth') ? config.get<string>('redis.auth') : null,
  42     DB: config.has('redis.db') ? config.get<number>('redis.db') : null
  43   },
  44   SMTP: {
  45     TRANSPORT: config.has('smtp.transport') ? config.get<string>('smtp.transport') : 'smtp',
  46     SENDMAIL: config.has('smtp.sendmail') ? config.get<string>('smtp.sendmail') : null,
  47     HOSTNAME: config.get<string>('smtp.hostname'),
  48     PORT: config.get<number>('smtp.port'),
  49     USERNAME: config.get<string>('smtp.username'),
  50     PASSWORD: config.get<string>('smtp.password'),
  51     TLS: config.get<boolean>('smtp.tls'),
  52     DISABLE_STARTTLS: config.get<boolean>('smtp.disable_starttls'),
  53     CA_FILE: config.get<string>('smtp.ca_file'),
  54     FROM_ADDRESS: config.get<string>('smtp.from_address')
  55   },
  56   EMAIL: {
  57     BODY: {
  58       SIGNATURE: config.get<string>('email.body.signature')
  59     },
  60     SUBJECT: {
  61       PREFIX: config.get<string>('email.subject.prefix') + ' '
  62     }
  63   },
  64
  65   CLIENT: {
  66     VIDEOS: {
  67       MINIATURE: {
  68         get PREFER_AUTHOR_DISPLAY_NAME () { return config.get<boolean>('client.videos.miniature.prefer_author_display_name') },
  69         get DISPLAY_AUTHOR_AVATAR () { return config.get<boolean>('client.videos.miniature.display_author_avatar') }
  70       },
  71       RESUMABLE_UPLOAD: {
  72         get MAX_CHUNK_SIZE () { return parseBytes(config.get<number>('client.videos.resumable_upload.max_chunk_size') || 0) }
  73       }
  74     },
  75     MENU: {
  76       LOGIN: {
  77         get REDIRECT_ON_SINGLE_EXTERNAL_AUTH () { return config.get<boolean>('client.menu.login.redirect_on_single_external_auth') }
  78       }
  79     }
  80   },
  81
  82   DEFAULTS: {
  83     PUBLISH: {
  84       DOWNLOAD_ENABLED: config.get<boolean>('defaults.publish.download_enabled'),
  85       COMMENTS_ENABLED: config.get<boolean>('defaults.publish.comments_enabled'),
  86       PRIVACY: config.get<VideoPrivacy>('defaults.publish.privacy'),
  87       LICENCE: config.get<number>('defaults.publish.licence')
  88     },
  89     P2P: {
  90       WEBAPP: {
  91         ENABLED: config.get<boolean>('defaults.p2p.webapp.enabled')
  92       },
  93       EMBED: {
  94         ENABLED: config.get<boolean>('defaults.p2p.embed.enabled')
  95       }
  96     }
  97   },
  98
  99   STORAGE: {
 100     TMP_DIR: buildPath(config.get<string>('storage.tmp')),
 101     BIN_DIR: buildPath(config.get<string>('storage.bin')),
 102     ACTOR_IMAGES: buildPath(config.get<string>('storage.avatars')),
 103     LOG_DIR: buildPath(config.get<string>('storage.logs')),
 104     VIDEOS_DIR: buildPath(config.get<string>('storage.videos')),
 105     STREAMING_PLAYLISTS_DIR: buildPath(config.get<string>('storage.streaming_playlists')),
 106     REDUNDANCY_DIR: buildPath(config.get<string>('storage.redundancy')),
 107     THUMBNAILS_DIR: buildPath(config.get<string>('storage.thumbnails')),
 108     PREVIEWS_DIR: buildPath(config.get<string>('storage.previews')),
 109     CAPTIONS_DIR: buildPath(config.get<string>('storage.captions')),
 110     TORRENTS_DIR: buildPath(config.get<string>('storage.torrents')),
 111     CACHE_DIR: buildPath(config.get<string>('storage.cache')),
 112     PLUGINS_DIR: buildPath(config.get<string>('storage.plugins')),
 113     CLIENT_OVERRIDES_DIR: buildPath(config.get<string>('storage.client_overrides')),
 114     WELL_KNOWN_DIR: buildPath(config.get<string>('storage.well_known'))
 115   },
 116   STATIC_FILES: {
 117     PRIVATE_FILES_REQUIRE_AUTH: config.get<boolean>('static_files.private_files_require_auth')
 118   },
 119   OBJECT_STORAGE: {
 120     ENABLED: config.get<boolean>('object_storage.enabled'),
 121     MAX_UPLOAD_PART: bytes.parse(config.get<string>('object_storage.max_upload_part')),
 122     ENDPOINT: config.get<string>('object_storage.endpoint'),
 123     REGION: config.get<string>('object_storage.region'),
 124     UPLOAD_ACL: {
 125       PUBLIC: config.get<string>('object_storage.upload_acl.public'),
 126       PRIVATE: config.get<string>('object_storage.upload_acl.private')
 127     },
 128     CREDENTIALS: {
 129       ACCESS_KEY_ID: config.get<string>('object_storage.credentials.access_key_id'),
 130       SECRET_ACCESS_KEY: config.get<string>('object_storage.credentials.secret_access_key')
 131     },
 132     PROXY: {
 133       PROXIFY_PRIVATE_FILES: config.get<boolean>('object_storage.proxy.proxify_private_files')
 134     },
 135     VIDEOS: {
 136       BUCKET_NAME: config.get<string>('object_storage.videos.bucket_name'),
 137       PREFIX: config.get<string>('object_storage.videos.prefix'),
 138       BASE_URL: config.get<string>('object_storage.videos.base_url')
 139     },
 140     STREAMING_PLAYLISTS: {
 141       BUCKET_NAME: config.get<string>('object_storage.streaming_playlists.bucket_name'),
 142       PREFIX: config.get<string>('object_storage.streaming_playlists.prefix'),
 143       BASE_URL: config.get<string>('object_storage.streaming_playlists.base_url')
 144     }
 145   },
 146   WEBSERVER: {
 147     SCHEME: config.get<boolean>('webserver.https') === true ? 'https' : 'http',
 148     WS: config.get<boolean>('webserver.https') === true ? 'wss' : 'ws',
 149     HOSTNAME: config.get<string>('webserver.hostname'),
 150     PORT: config.get<number>('webserver.port')
 151   },
 152   OAUTH2: {
 153     TOKEN_LIFETIME: {
 154       ACCESS_TOKEN: parseDurationToMs(config.get<string>('oauth2.token_lifetime.access_token')),
 155       REFRESH_TOKEN: parseDurationToMs(config.get<string>('oauth2.token_lifetime.refresh_token'))
 156     }
 157   },
 158   RATES_LIMIT: {
 159     API: {
 160       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.api.window')),
 161       MAX: config.get<number>('rates_limit.api.max')
 162     },
 163     SIGNUP: {
 164       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.signup.window')),
 165       MAX: config.get<number>('rates_limit.signup.max')
 166     },
 167     LOGIN: {
 168       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.login.window')),
 169       MAX: config.get<number>('rates_limit.login.max')
 170     },
 171     RECEIVE_CLIENT_LOG: {
 172       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.receive_client_log.window')),
 173       MAX: config.get<number>('rates_limit.receive_client_log.max')
 174     },
 175     ASK_SEND_EMAIL: {
 176       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.ask_send_email.window')),
 177       MAX: config.get<number>('rates_limit.ask_send_email.max')
 178     }
 179   },
 180   TRUST_PROXY: config.get<string[]>('trust_proxy'),
 181   LOG: {
 182     LEVEL: config.get<string>('log.level'),
 183     ROTATION: {
 184       ENABLED: config.get<boolean>('log.rotation.enabled'),
 185       MAX_FILE_SIZE: bytes.parse(config.get<string>('log.rotation.max_file_size')),
 186       MAX_FILES: config.get<number>('log.rotation.max_files')
 187     },
 188     ANONYMIZE_IP: config.get<boolean>('log.anonymize_ip'),
 189     LOG_PING_REQUESTS: config.get<boolean>('log.log_ping_requests'),
 190     LOG_TRACKER_UNKNOWN_INFOHASH: config.get<boolean>('log.log_tracker_unknown_infohash'),
 191     PRETTIFY_SQL: config.get<boolean>('log.prettify_sql'),
 192     ACCEPT_CLIENT_LOG: config.get<boolean>('log.accept_client_log')
 193   },
 194   OPEN_TELEMETRY: {
 195     METRICS: {
 196       ENABLED: config.get<boolean>('open_telemetry.metrics.enabled'),
 197
 198       HTTP_REQUEST_DURATION: {
 199         ENABLED: config.get<boolean>('open_telemetry.metrics.http_request_duration.enabled')
 200       },
 201
 202       PROMETHEUS_EXPORTER: {
 203         HOSTNAME: config.get<string>('open_telemetry.metrics.prometheus_exporter.hostname'),
 204         PORT: config.get<number>('open_telemetry.metrics.prometheus_exporter.port')
 205       }
 206     },
 207     TRACING: {
 208       ENABLED: config.get<boolean>('open_telemetry.tracing.enabled'),
 209
 210       JAEGER_EXPORTER: {
 211         ENDPOINT: config.get<string>('open_telemetry.tracing.jaeger_exporter.endpoint')
 212       }
 213     }
 214   },
 215   TRENDING: {
 216     VIDEOS: {
 217       INTERVAL_DAYS: config.get<number>('trending.videos.interval_days'),
 218       ALGORITHMS: {
 219         get ENABLED () { return config.get<string[]>('trending.videos.algorithms.enabled') },
 220         get DEFAULT () { return config.get<string>('trending.videos.algorithms.default') }
 221       }
 222     }
 223   },
 224   REDUNDANCY: {
 225     VIDEOS: {
 226       CHECK_INTERVAL: parseDurationToMs(config.get<string>('redundancy.videos.check_interval')),
 227       STRATEGIES: buildVideosRedundancy(config.get<any[]>('redundancy.videos.strategies'))
 228     }
 229   },
 230   REMOTE_REDUNDANCY: {
 231     VIDEOS: {
 232       ACCEPT_FROM: config.get<VideoRedundancyConfigFilter>('remote_redundancy.videos.accept_from')
 233     }
 234   },
 235   CSP: {
 236     ENABLED: config.get<boolean>('csp.enabled'),
 237     REPORT_ONLY: config.get<boolean>('csp.report_only'),
 238     REPORT_URI: config.get<string>('csp.report_uri')
 239   },
 240   SECURITY: {
 241     FRAMEGUARD: {
 242       ENABLED: config.get<boolean>('security.frameguard.enabled')
 243     },
 244     POWERED_BY_HEADER: {
 245       ENABLED: config.get<boolean>('security.powered_by_header.enabled')
 246     }
 247   },
 248   TRACKER: {
 249     ENABLED: config.get<boolean>('tracker.enabled'),
 250     PRIVATE: config.get<boolean>('tracker.private'),
 251     REJECT_TOO_MANY_ANNOUNCES: config.get<boolean>('tracker.reject_too_many_announces')
 252   },
 253   HISTORY: {
 254     VIDEOS: {
 255       MAX_AGE: parseDurationToMs(config.get('history.videos.max_age'))
 256     }
 257   },
 258   VIEWS: {
 259     VIDEOS: {
 260       REMOTE: {
 261         MAX_AGE: parseDurationToMs(config.get('views.videos.remote.max_age'))
 262       },
 263       LOCAL_BUFFER_UPDATE_INTERVAL: parseDurationToMs(config.get('views.videos.local_buffer_update_interval')),
 264       IP_VIEW_EXPIRATION: parseDurationToMs(config.get('views.videos.ip_view_expiration'))
 265     }
 266   },
 267   GEO_IP: {
 268     ENABLED: config.get<boolean>('geo_ip.enabled'),
 269     COUNTRY: {
 270       DATABASE_URL: config.get<string>('geo_ip.country.database_url')
 271     }
 272   },
 273   PLUGINS: {
 274     INDEX: {
 275       ENABLED: config.get<boolean>('plugins.index.enabled'),
 276       CHECK_LATEST_VERSIONS_INTERVAL: parseDurationToMs(config.get<string>('plugins.index.check_latest_versions_interval')),
 277       URL: config.get<string>('plugins.index.url')
 278     }
 279   },
 280   FEDERATION: {
 281     VIDEOS: {
 282       FEDERATE_UNLISTED: config.get<boolean>('federation.videos.federate_unlisted'),
 283       CLEANUP_REMOTE_INTERACTIONS: config.get<boolean>('federation.videos.cleanup_remote_interactions')
 284     }
 285   },
 286   PEERTUBE: {
 287     CHECK_LATEST_VERSION: {
 288       ENABLED: config.get<boolean>('peertube.check_latest_version.enabled'),
 289       URL: config.get<string>('peertube.check_latest_version.url')
 290     }
 291   },
 292   WEBADMIN: {
 293     CONFIGURATION: {
 294       EDITION: {
 295         ALLOWED: config.get<boolean>('webadmin.configuration.edition.allowed')
 296       }
 297     }
 298   },
 299   FEEDS: {
 300     VIDEOS: {
 301       COUNT: config.get<number>('feeds.videos.count')
 302     },
 303     COMMENTS: {
 304       COUNT: config.get<number>('feeds.comments.count')
 305     }
 306   },
 307   ADMIN: {
 308     get EMAIL () { return config.get<string>('admin.email') }
 309   },
 310   CONTACT_FORM: {
 311     get ENABLED () { return config.get<boolean>('contact_form.enabled') }
 312   },
 313   SIGNUP: {
 314     get ENABLED () { return config.get<boolean>('signup.enabled') },
 315     get REQUIRES_APPROVAL () { return config.get<boolean>('signup.requires_approval') },
 316     get LIMIT () { return config.get<number>('signup.limit') },
 317     get REQUIRES_EMAIL_VERIFICATION () { return config.get<boolean>('signup.requires_email_verification') },
 318     get MINIMUM_AGE () { return config.get<number>('signup.minimum_age') },
 319     FILTERS: {
 320       CIDR: {
 321         get WHITELIST () { return config.get<string[]>('signup.filters.cidr.whitelist') },
 322         get BLACKLIST () { return config.get<string[]>('signup.filters.cidr.blacklist') }
 323       }
 324     }
 325   },
 326   USER: {
 327     HISTORY: {
 328       VIDEOS: {
 329         get ENABLED () { return config.get<boolean>('user.history.videos.enabled') }
 330       }
 331     },
 332     get VIDEO_QUOTA () { return parseBytes(config.get<number>('user.video_quota')) },
 333     get VIDEO_QUOTA_DAILY () { return parseBytes(config.get<number>('user.video_quota_daily')) }
 334   },
 335   VIDEO_CHANNELS: {
 336     get MAX_PER_USER () { return config.get<number>('video_channels.max_per_user') }
 337   },
 338   TRANSCODING: {
 339     get ENABLED () { return config.get<boolean>('transcoding.enabled') },
 340     get ALLOW_ADDITIONAL_EXTENSIONS () { return config.get<boolean>('transcoding.allow_additional_extensions') },
 341     get ALLOW_AUDIO_FILES () { return config.get<boolean>('transcoding.allow_audio_files') },
 342     get THREADS () { return config.get<number>('transcoding.threads') },
 343     get CONCURRENCY () { return config.get<number>('transcoding.concurrency') },
 344     get PROFILE () { return config.get<string>('transcoding.profile') },
 345     get ALWAYS_TRANSCODE_ORIGINAL_RESOLUTION () { return config.get<boolean>('transcoding.always_transcode_original_resolution') },
 346     RESOLUTIONS: {
 347       get '0p' () { return config.get<boolean>('transcoding.resolutions.0p') },
 348       get '144p' () { return config.get<boolean>('transcoding.resolutions.144p') },
 349       get '240p' () { return config.get<boolean>('transcoding.resolutions.240p') },
 350       get '360p' () { return config.get<boolean>('transcoding.resolutions.360p') },
 351       get '480p' () { return config.get<boolean>('transcoding.resolutions.480p') },
 352       get '720p' () { return config.get<boolean>('transcoding.resolutions.720p') },
 353       get '1080p' () { return config.get<boolean>('transcoding.resolutions.1080p') },
 354       get '1440p' () { return config.get<boolean>('transcoding.resolutions.1440p') },
 355       get '2160p' () { return config.get<boolean>('transcoding.resolutions.2160p') }
 356     },
 357     HLS: {
 358       get ENABLED () { return config.get<boolean>('transcoding.hls.enabled') }
 359     },
 360     WEBTORRENT: {
 361       get ENABLED () { return config.get<boolean>('transcoding.webtorrent.enabled') }
 362     }
 363   },
 364   LIVE: {
 365     get ENABLED () { return config.get<boolean>('live.enabled') },
 366
 367     get MAX_DURATION () { return parseDurationToMs(config.get<string>('live.max_duration')) },
 368     get MAX_INSTANCE_LIVES () { return config.get<number>('live.max_instance_lives') },
 369     get MAX_USER_LIVES () { return config.get<number>('live.max_user_lives') },
 370
 371     get ALLOW_REPLAY () { return config.get<boolean>('live.allow_replay') },
 372
 373     LATENCY_SETTING: {
 374       get ENABLED () { return config.get<boolean>('live.latency_setting.enabled') }
 375     },
 376
 377     RTMP: {
 378       get ENABLED () { return config.get<boolean>('live.rtmp.enabled') },
 379       get PORT () { return config.get<number>('live.rtmp.port') },
 380       get HOSTNAME () { return config.get<number>('live.rtmp.hostname') },
 381       get PUBLIC_HOSTNAME () { return config.get<number>('live.rtmp.public_hostname') }
 382     },
 383
 384     RTMPS: {
 385       get ENABLED () { return config.get<boolean>('live.rtmps.enabled') },
 386       get PORT () { return config.get<number>('live.rtmps.port') },
 387       get HOSTNAME () { return config.get<number>('live.rtmps.hostname') },
 388       get PUBLIC_HOSTNAME () { return config.get<number>('live.rtmps.public_hostname') },
 389       get KEY_FILE () { return config.get<string>('live.rtmps.key_file') },
 390       get CERT_FILE () { return config.get<string>('live.rtmps.cert_file') }
 391     },
 392
 393     TRANSCODING: {
 394       get ENABLED () { return config.get<boolean>('live.transcoding.enabled') },
 395       get THREADS () { return config.get<number>('live.transcoding.threads') },
 396       get PROFILE () { return config.get<string>('live.transcoding.profile') },
 397
 398       get ALWAYS_TRANSCODE_ORIGINAL_RESOLUTION () { return config.get<boolean>('live.transcoding.always_transcode_original_resolution') },
 399
 400       RESOLUTIONS: {
 401         get '144p' () { return config.get<boolean>('live.transcoding.resolutions.144p') },
 402         get '240p' () { return config.get<boolean>('live.transcoding.resolutions.240p') },
 403         get '360p' () { return config.get<boolean>('live.transcoding.resolutions.360p') },
 404         get '480p' () { return config.get<boolean>('live.transcoding.resolutions.480p') },
 405         get '720p' () { return config.get<boolean>('live.transcoding.resolutions.720p') },
 406         get '1080p' () { return config.get<boolean>('live.transcoding.resolutions.1080p') },
 407         get '1440p' () { return config.get<boolean>('live.transcoding.resolutions.1440p') },
 408         get '2160p' () { return config.get<boolean>('live.transcoding.resolutions.2160p') }
 409       }
 410     }
 411   },
 412   VIDEO_STUDIO: {
 413     get ENABLED () { return config.get<boolean>('video_studio.enabled') }
 414   },
 415   IMPORT: {
 416     VIDEOS: {
 417       get CONCURRENCY () { return config.get<number>('import.videos.concurrency') },
 418       get TIMEOUT () { return parseDurationToMs(config.get<string>('import.videos.timeout')) },
 419
 420       HTTP: {
 421         get ENABLED () { return config.get<boolean>('import.videos.http.enabled') },
 422
 423         YOUTUBE_DL_RELEASE: {
 424           get URL () { return config.get<string>('import.videos.http.youtube_dl_release.url') },
 425           get NAME () { return config.get<string>('import.videos.http.youtube_dl_release.name') },
 426           get PYTHON_PATH () { return config.get<string>('import.videos.http.youtube_dl_release.python_path') }
 427         },
 428
 429         get FORCE_IPV4 () { return config.get<boolean>('import.videos.http.force_ipv4') }
 430       },
 431       TORRENT: {
 432         get ENABLED () { return config.get<boolean>('import.videos.torrent.enabled') }
 433       }
 434     },
 435     VIDEO_CHANNEL_SYNCHRONIZATION: {
 436       get ENABLED () { return config.get<boolean>('import.video_channel_synchronization.enabled') },
 437       get MAX_PER_USER () { return config.get<number>('import.video_channel_synchronization.max_per_user') },
 438       get CHECK_INTERVAL () { return parseDurationToMs(config.get<string>('import.video_channel_synchronization.check_interval')) },
 439       get VIDEOS_LIMIT_PER_SYNCHRONIZATION () {
 440         return config.get<number>('import.video_channel_synchronization.videos_limit_per_synchronization')
 441       },
 442       get FULL_SYNC_VIDEOS_LIMIT () {
 443         return config.get<number>('import.video_channel_synchronization.full_sync_videos_limit')
 444       }
 445     }
 446   },
 447   AUTO_BLACKLIST: {
 448     VIDEOS: {
 449       OF_USERS: {
 450         get ENABLED () { return config.get<boolean>('auto_blacklist.videos.of_users.enabled') }
 451       }
 452     }
 453   },
 454   CACHE: {
 455     PREVIEWS: {
 456       get SIZE () { return config.get<number>('cache.previews.size') }
 457     },
 458     VIDEO_CAPTIONS: {
 459       get SIZE () { return config.get<number>('cache.captions.size') }
 460     },
 461     TORRENTS: {
 462       get SIZE () { return config.get<number>('cache.torrents.size') }
 463     }
 464   },
 465   INSTANCE: {
 466     get NAME () { return config.get<string>('instance.name') },
 467     get SHORT_DESCRIPTION () { return config.get<string>('instance.short_description') },
 468     get DESCRIPTION () { return config.get<string>('instance.description') },
 469     get TERMS () { return config.get<string>('instance.terms') },
 470     get CODE_OF_CONDUCT () { return config.get<string>('instance.code_of_conduct') },
 471
 472     get CREATION_REASON () { return config.get<string>('instance.creation_reason') },
 473
 474     get MODERATION_INFORMATION () { return config.get<string>('instance.moderation_information') },
 475     get ADMINISTRATOR () { return config.get<string>('instance.administrator') },
 476     get MAINTENANCE_LIFETIME () { return config.get<string>('instance.maintenance_lifetime') },
 477     get BUSINESS_MODEL () { return config.get<string>('instance.business_model') },
 478     get HARDWARE_INFORMATION () { return config.get<string>('instance.hardware_information') },
 479
 480     get LANGUAGES () { return config.get<string[]>('instance.languages') || [] },
 481     get CATEGORIES () { return config.get<number[]>('instance.categories') || [] },
 482
 483     get IS_NSFW () { return config.get<boolean>('instance.is_nsfw') },
 484     get DEFAULT_NSFW_POLICY () { return config.get<NSFWPolicyType>('instance.default_nsfw_policy') },
 485
 486     get DEFAULT_CLIENT_ROUTE () { return config.get<string>('instance.default_client_route') },
 487
 488     CUSTOMIZATIONS: {
 489       get JAVASCRIPT () { return config.get<string>('instance.customizations.javascript') },
 490       get CSS () { return config.get<string>('instance.customizations.css') }
 491     },
 492     get ROBOTS () { return config.get<string>('instance.robots') },
 493     get SECURITYTXT () { return config.get<string>('instance.securitytxt') },
 494     get SECURITYTXT_CONTACT () { return config.get<string>('admin.email') }
 495   },
 496   SERVICES: {
 497     TWITTER: {
 498       get USERNAME () { return config.get<string>('services.twitter.username') },
 499       get WHITELISTED () { return config.get<boolean>('services.twitter.whitelisted') }
 500     }
 501   },
 502   FOLLOWERS: {
 503     INSTANCE: {
 504       get ENABLED () { return config.get<boolean>('followers.instance.enabled') },
 505       get MANUAL_APPROVAL () { return config.get<boolean>('followers.instance.manual_approval') }
 506     }
 507   },
 508   FOLLOWINGS: {
 509     INSTANCE: {
 510       AUTO_FOLLOW_BACK: {
 511         get ENABLED () {
 512           return config.get<boolean>('followings.instance.auto_follow_back.enabled')
 513         }
 514       },
 515       AUTO_FOLLOW_INDEX: {
 516         get ENABLED () {
 517           return config.get<boolean>('followings.instance.auto_follow_index.enabled')
 518         },
 519         get INDEX_URL () {
 520           return config.get<string>('followings.instance.auto_follow_index.index_url')
 521         }
 522       }
 523     }
 524   },
 525   THEME: {
 526     get DEFAULT () { return config.get<string>('theme.default') }
 527   },
 528   BROADCAST_MESSAGE: {
 529     get ENABLED () { return config.get<boolean>('broadcast_message.enabled') },
 530     get MESSAGE () { return config.get<string>('broadcast_message.message') },
 531     get LEVEL () { return config.get<BroadcastMessageLevel>('broadcast_message.level') },
 532     get DISMISSABLE () { return config.get<boolean>('broadcast_message.dismissable') }
 533   },
 534   SEARCH: {
 535     REMOTE_URI: {
 536       get USERS () { return config.get<boolean>('search.remote_uri.users') },
 537       get ANONYMOUS () { return config.get<boolean>('search.remote_uri.anonymous') }
 538     },
 539     SEARCH_INDEX: {
 540       get ENABLED () { return config.get<boolean>('search.search_index.enabled') },
 541       get URL () { return config.get<string>('search.search_index.url') },
 542       get DISABLE_LOCAL_SEARCH () { return config.get<boolean>('search.search_index.disable_local_search') },
 543       get IS_DEFAULT_SEARCH () { return config.get<boolean>('search.search_index.is_default_search') }
 544     }
 545   }
 546
 547 }
 548
 549 function registerConfigChangedHandler (fun: Function) {
 550   configChangedHandlers.push(fun)
 551 }
 552
 553 function isEmailEnabled () {
 554   if (CONFIG.SMTP.TRANSPORT === 'sendmail' && CONFIG.SMTP.SENDMAIL) return true
 555
 556   if (CONFIG.SMTP.TRANSPORT === 'smtp' && CONFIG.SMTP.HOSTNAME && CONFIG.SMTP.PORT) return true
 557
 558   return false
 559 }
 560
 561 // ---------------------------------------------------------------------------
 562
 563 export {
 564   CONFIG,
 565   registerConfigChangedHandler,
 566   isEmailEnabled
 567 }
 568
 569 // ---------------------------------------------------------------------------
 570
 571 function getLocalConfigFilePath () {
 572   const localConfigDir = getLocalConfigDir()
 573
 574   let filename = 'local'
 575   if (process.env.NODE_ENV) filename += `-${process.env.NODE_ENV}`
 576   if (process.env.NODE_APP_INSTANCE) filename += `-${process.env.NODE_APP_INSTANCE}`
 577
 578   return join(localConfigDir, filename + '.json')
 579 }
 580
 581 function getLocalConfigDir () {
 582   if (process.env.PEERTUBE_LOCAL_CONFIG) return process.env.PEERTUBE_LOCAL_CONFIG
 583
 584   const configSources = config.util.getConfigSources()
 585   if (configSources.length === 0) throw new Error('Invalid config source.')
 586
 587   return dirname(configSources[0].name)
 588 }
 589
 590 function buildVideosRedundancy (objs: any[]): VideosRedundancyStrategy[] {
 591   if (!objs) return []
 592
 593   if (!Array.isArray(objs)) return objs
 594
 595   return objs.map(obj => {
 596     return Object.assign({}, obj, {
 597       minLifetime: parseDurationToMs(obj.min_lifetime),
 598       size: bytes.parse(obj.size),
 599       minViews: obj.min_views
 600     })
 601   })
 602 }
 603
 604 export function reloadConfig () {
 605
 606   function getConfigDirectories () {
 607     if (process.env.NODE_CONFIG_DIR) {
 608       return process.env.NODE_CONFIG_DIR.split(':')
 609     }
 610
 611     return [ join(root(), 'config') ]
 612   }
 613
 614   function purge () {
 615     const directories = getConfigDirectories()
 616
 617     for (const fileName in require.cache) {
 618       if (directories.some((dir) => fileName.includes(dir)) === false) {
 619         continue
 620       }
 621
 622       delete require.cache[fileName]
 623     }
 624
 625     decacheModule('config')
 626   }
 627
 628   purge()
 629
 630   config = require('config')
 631
 632   for (const configChangedHandler of configChangedHandlers) {
 633     configChangedHandler()
 634   }
 635 }