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   OBJECT_STORAGE: {
 117     ENABLED: config.get<boolean>('object_storage.enabled'),
 118     MAX_UPLOAD_PART: bytes.parse(config.get<string>('object_storage.max_upload_part')),
 119     ENDPOINT: config.get<string>('object_storage.endpoint'),
 120     REGION: config.get<string>('object_storage.region'),
 121     UPLOAD_ACL: config.get<string>('object_storage.upload_acl'),
 122     CREDENTIALS: {
 123       ACCESS_KEY_ID: config.get<string>('object_storage.credentials.access_key_id'),
 124       SECRET_ACCESS_KEY: config.get<string>('object_storage.credentials.secret_access_key')
 125     },
 126     VIDEOS: {
 127       BUCKET_NAME: config.get<string>('object_storage.videos.bucket_name'),
 128       PREFIX: config.get<string>('object_storage.videos.prefix'),
 129       BASE_URL: config.get<string>('object_storage.videos.base_url')
 130     },
 131     STREAMING_PLAYLISTS: {
 132       BUCKET_NAME: config.get<string>('object_storage.streaming_playlists.bucket_name'),
 133       PREFIX: config.get<string>('object_storage.streaming_playlists.prefix'),
 134       BASE_URL: config.get<string>('object_storage.streaming_playlists.base_url')
 135     }
 136   },
 137   WEBSERVER: {
 138     SCHEME: config.get<boolean>('webserver.https') === true ? 'https' : 'http',
 139     WS: config.get<boolean>('webserver.https') === true ? 'wss' : 'ws',
 140     HOSTNAME: config.get<string>('webserver.hostname'),
 141     PORT: config.get<number>('webserver.port')
 142   },
 143   RATES_LIMIT: {
 144     API: {
 145       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.api.window')),
 146       MAX: config.get<number>('rates_limit.api.max')
 147     },
 148     SIGNUP: {
 149       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.signup.window')),
 150       MAX: config.get<number>('rates_limit.signup.max')
 151     },
 152     LOGIN: {
 153       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.login.window')),
 154       MAX: config.get<number>('rates_limit.login.max')
 155     },
 156     RECEIVE_CLIENT_LOG: {
 157       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.receive_client_log.window')),
 158       MAX: config.get<number>('rates_limit.receive_client_log.max')
 159     },
 160     ASK_SEND_EMAIL: {
 161       WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.ask_send_email.window')),
 162       MAX: config.get<number>('rates_limit.ask_send_email.max')
 163     }
 164   },
 165   TRUST_PROXY: config.get<string[]>('trust_proxy'),
 166   LOG: {
 167     LEVEL: config.get<string>('log.level'),
 168     ROTATION: {
 169       ENABLED: config.get<boolean>('log.rotation.enabled'),
 170       MAX_FILE_SIZE: bytes.parse(config.get<string>('log.rotation.max_file_size')),
 171       MAX_FILES: config.get<number>('log.rotation.max_files')
 172     },
 173     ANONYMIZE_IP: config.get<boolean>('log.anonymize_ip'),
 174     LOG_PING_REQUESTS: config.get<boolean>('log.log_ping_requests'),
 175     LOG_TRACKER_UNKNOWN_INFOHASH: config.get<boolean>('log.log_tracker_unknown_infohash'),
 176     PRETTIFY_SQL: config.get<boolean>('log.prettify_sql'),
 177     ACCEPT_CLIENT_LOG: config.get<boolean>('log.accept_client_log')
 178   },
 179   OPEN_TELEMETRY: {
 180     METRICS: {
 181       ENABLED: config.get<boolean>('open_telemetry.metrics.enabled'),
 182
 183       PROMETHEUS_EXPORTER: {
 184         PORT: config.get<number>('open_telemetry.metrics.prometheus_exporter.port')
 185       }
 186     },
 187     TRACING: {
 188       ENABLED: config.get<boolean>('open_telemetry.tracing.enabled'),
 189
 190       JAEGER_EXPORTER: {
 191         ENDPOINT: config.get<string>('open_telemetry.tracing.jaeger_exporter.endpoint')
 192       }
 193     }
 194   },
 195   TRENDING: {
 196     VIDEOS: {
 197       INTERVAL_DAYS: config.get<number>('trending.videos.interval_days'),
 198       ALGORITHMS: {
 199         get ENABLED () { return config.get<string[]>('trending.videos.algorithms.enabled') },
 200         get DEFAULT () { return config.get<string>('trending.videos.algorithms.default') }
 201       }
 202     }
 203   },
 204   REDUNDANCY: {
 205     VIDEOS: {
 206       CHECK_INTERVAL: parseDurationToMs(config.get<string>('redundancy.videos.check_interval')),
 207       STRATEGIES: buildVideosRedundancy(config.get<any[]>('redundancy.videos.strategies'))
 208     }
 209   },
 210   REMOTE_REDUNDANCY: {
 211     VIDEOS: {
 212       ACCEPT_FROM: config.get<VideoRedundancyConfigFilter>('remote_redundancy.videos.accept_from')
 213     }
 214   },
 215   CSP: {
 216     ENABLED: config.get<boolean>('csp.enabled'),
 217     REPORT_ONLY: config.get<boolean>('csp.report_only'),
 218     REPORT_URI: config.get<string>('csp.report_uri')
 219   },
 220   SECURITY: {
 221     FRAMEGUARD: {
 222       ENABLED: config.get<boolean>('security.frameguard.enabled')
 223     }
 224   },
 225   TRACKER: {
 226     ENABLED: config.get<boolean>('tracker.enabled'),
 227     PRIVATE: config.get<boolean>('tracker.private'),
 228     REJECT_TOO_MANY_ANNOUNCES: config.get<boolean>('tracker.reject_too_many_announces')
 229   },
 230   HISTORY: {
 231     VIDEOS: {
 232       MAX_AGE: parseDurationToMs(config.get('history.videos.max_age'))
 233     }
 234   },
 235   VIEWS: {
 236     VIDEOS: {
 237       REMOTE: {
 238         MAX_AGE: parseDurationToMs(config.get('views.videos.remote.max_age'))
 239       },
 240       LOCAL_BUFFER_UPDATE_INTERVAL: parseDurationToMs(config.get('views.videos.local_buffer_update_interval')),
 241       IP_VIEW_EXPIRATION: parseDurationToMs(config.get('views.videos.ip_view_expiration'))
 242     }
 243   },
 244   GEO_IP: {
 245     ENABLED: config.get<boolean>('geo_ip.enabled'),
 246     COUNTRY: {
 247       DATABASE_URL: config.get<string>('geo_ip.country.database_url')
 248     }
 249   },
 250   PLUGINS: {
 251     INDEX: {
 252       ENABLED: config.get<boolean>('plugins.index.enabled'),
 253       CHECK_LATEST_VERSIONS_INTERVAL: parseDurationToMs(config.get<string>('plugins.index.check_latest_versions_interval')),
 254       URL: config.get<string>('plugins.index.url')
 255     }
 256   },
 257   FEDERATION: {
 258     VIDEOS: {
 259       FEDERATE_UNLISTED: config.get<boolean>('federation.videos.federate_unlisted'),
 260       CLEANUP_REMOTE_INTERACTIONS: config.get<boolean>('federation.videos.cleanup_remote_interactions')
 261     }
 262   },
 263   PEERTUBE: {
 264     CHECK_LATEST_VERSION: {
 265       ENABLED: config.get<boolean>('peertube.check_latest_version.enabled'),
 266       URL: config.get<string>('peertube.check_latest_version.url')
 267     }
 268   },
 269   WEBADMIN: {
 270     CONFIGURATION: {
 271       EDITION: {
 272         ALLOWED: config.get<boolean>('webadmin.configuration.edition.allowed')
 273       }
 274     }
 275   },
 276   FEEDS: {
 277     VIDEOS: {
 278       COUNT: config.get<number>('feeds.videos.count')
 279     },
 280     COMMENTS: {
 281       COUNT: config.get<number>('feeds.comments.count')
 282     }
 283   },
 284   ADMIN: {
 285     get EMAIL () { return config.get<string>('admin.email') }
 286   },
 287   CONTACT_FORM: {
 288     get ENABLED () { return config.get<boolean>('contact_form.enabled') }
 289   },
 290   SIGNUP: {
 291     get ENABLED () { return config.get<boolean>('signup.enabled') },
 292     get LIMIT () { return config.get<number>('signup.limit') },
 293     get REQUIRES_EMAIL_VERIFICATION () { return config.get<boolean>('signup.requires_email_verification') },
 294     get MINIMUM_AGE () { return config.get<number>('signup.minimum_age') },
 295     FILTERS: {
 296       CIDR: {
 297         get WHITELIST () { return config.get<string[]>('signup.filters.cidr.whitelist') },
 298         get BLACKLIST () { return config.get<string[]>('signup.filters.cidr.blacklist') }
 299       }
 300     }
 301   },
 302   USER: {
 303     get VIDEO_QUOTA () { return parseBytes(config.get<number>('user.video_quota')) },
 304     get VIDEO_QUOTA_DAILY () { return parseBytes(config.get<number>('user.video_quota_daily')) }
 305   },
 306   VIDEO_CHANNELS: {
 307     get MAX_PER_USER () { return config.get<number>('video_channels.max_per_user') }
 308   },
 309   TRANSCODING: {
 310     get ENABLED () { return config.get<boolean>('transcoding.enabled') },
 311     get ALLOW_ADDITIONAL_EXTENSIONS () { return config.get<boolean>('transcoding.allow_additional_extensions') },
 312     get ALLOW_AUDIO_FILES () { return config.get<boolean>('transcoding.allow_audio_files') },
 313     get THREADS () { return config.get<number>('transcoding.threads') },
 314     get CONCURRENCY () { return config.get<number>('transcoding.concurrency') },
 315     get PROFILE () { return config.get<string>('transcoding.profile') },
 316     get ALWAYS_TRANSCODE_ORIGINAL_RESOLUTION () { return config.get<boolean>('transcoding.always_transcode_original_resolution') },
 317     RESOLUTIONS: {
 318       get '0p' () { return config.get<boolean>('transcoding.resolutions.0p') },
 319       get '144p' () { return config.get<boolean>('transcoding.resolutions.144p') },
 320       get '240p' () { return config.get<boolean>('transcoding.resolutions.240p') },
 321       get '360p' () { return config.get<boolean>('transcoding.resolutions.360p') },
 322       get '480p' () { return config.get<boolean>('transcoding.resolutions.480p') },
 323       get '720p' () { return config.get<boolean>('transcoding.resolutions.720p') },
 324       get '1080p' () { return config.get<boolean>('transcoding.resolutions.1080p') },
 325       get '1440p' () { return config.get<boolean>('transcoding.resolutions.1440p') },
 326       get '2160p' () { return config.get<boolean>('transcoding.resolutions.2160p') }
 327     },
 328     HLS: {
 329       get ENABLED () { return config.get<boolean>('transcoding.hls.enabled') }
 330     },
 331     WEBTORRENT: {
 332       get ENABLED () { return config.get<boolean>('transcoding.webtorrent.enabled') }
 333     }
 334   },
 335   LIVE: {
 336     get ENABLED () { return config.get<boolean>('live.enabled') },
 337
 338     get MAX_DURATION () { return parseDurationToMs(config.get<string>('live.max_duration')) },
 339     get MAX_INSTANCE_LIVES () { return config.get<number>('live.max_instance_lives') },
 340     get MAX_USER_LIVES () { return config.get<number>('live.max_user_lives') },
 341
 342     get ALLOW_REPLAY () { return config.get<boolean>('live.allow_replay') },
 343
 344     LATENCY_SETTING: {
 345       get ENABLED () { return config.get<boolean>('live.latency_setting.enabled') }
 346     },
 347
 348     RTMP: {
 349       get ENABLED () { return config.get<boolean>('live.rtmp.enabled') },
 350       get PORT () { return config.get<number>('live.rtmp.port') },
 351       get HOSTNAME () { return config.get<number>('live.rtmp.hostname') },
 352       get PUBLIC_HOSTNAME () { return config.get<number>('live.rtmp.public_hostname') }
 353     },
 354
 355     RTMPS: {
 356       get ENABLED () { return config.get<boolean>('live.rtmps.enabled') },
 357       get PORT () { return config.get<number>('live.rtmps.port') },
 358       get HOSTNAME () { return config.get<number>('live.rtmps.hostname') },
 359       get PUBLIC_HOSTNAME () { return config.get<number>('live.rtmps.public_hostname') },
 360       get KEY_FILE () { return config.get<string>('live.rtmps.key_file') },
 361       get CERT_FILE () { return config.get<string>('live.rtmps.cert_file') }
 362     },
 363
 364     TRANSCODING: {
 365       get ENABLED () { return config.get<boolean>('live.transcoding.enabled') },
 366       get THREADS () { return config.get<number>('live.transcoding.threads') },
 367       get PROFILE () { return config.get<string>('live.transcoding.profile') },
 368
 369       get ALWAYS_TRANSCODE_ORIGINAL_RESOLUTION () { return config.get<boolean>('live.transcoding.always_transcode_original_resolution') },
 370
 371       RESOLUTIONS: {
 372         get '144p' () { return config.get<boolean>('live.transcoding.resolutions.144p') },
 373         get '240p' () { return config.get<boolean>('live.transcoding.resolutions.240p') },
 374         get '360p' () { return config.get<boolean>('live.transcoding.resolutions.360p') },
 375         get '480p' () { return config.get<boolean>('live.transcoding.resolutions.480p') },
 376         get '720p' () { return config.get<boolean>('live.transcoding.resolutions.720p') },
 377         get '1080p' () { return config.get<boolean>('live.transcoding.resolutions.1080p') },
 378         get '1440p' () { return config.get<boolean>('live.transcoding.resolutions.1440p') },
 379         get '2160p' () { return config.get<boolean>('live.transcoding.resolutions.2160p') }
 380       }
 381     }
 382   },
 383   VIDEO_STUDIO: {
 384     get ENABLED () { return config.get<boolean>('video_studio.enabled') }
 385   },
 386   IMPORT: {
 387     VIDEOS: {
 388       get CONCURRENCY () { return config.get<number>('import.videos.concurrency') },
 389       get TIMEOUT () { return parseDurationToMs(config.get<string>('import.videos.timeout')) },
 390
 391       HTTP: {
 392         get ENABLED () { return config.get<boolean>('import.videos.http.enabled') },
 393
 394         YOUTUBE_DL_RELEASE: {
 395           get URL () { return config.get<string>('import.videos.http.youtube_dl_release.url') },
 396           get NAME () { return config.get<string>('import.videos.http.youtube_dl_release.name') },
 397           get PYTHON_PATH () { return config.get<string>('import.videos.http.youtube_dl_release.python_path') }
 398         },
 399
 400         get FORCE_IPV4 () { return config.get<boolean>('import.videos.http.force_ipv4') }
 401       },
 402       TORRENT: {
 403         get ENABLED () { return config.get<boolean>('import.videos.torrent.enabled') }
 404       }
 405     },
 406     VIDEO_CHANNEL_SYNCHRONIZATION: {
 407       get ENABLED () { return config.get<boolean>('import.video_channel_synchronization.enabled') },
 408       get MAX_PER_USER () { return config.get<number>('import.video_channel_synchronization.max_per_user') },
 409       get CHECK_INTERVAL () { return parseDurationToMs(config.get<string>('import.video_channel_synchronization.check_interval')) },
 410       get VIDEOS_LIMIT_PER_SYNCHRONIZATION () {
 411         return config.get<number>('import.video_channel_synchronization.videos_limit_per_synchronization')
 412       }
 413     }
 414   },
 415   AUTO_BLACKLIST: {
 416     VIDEOS: {
 417       OF_USERS: {
 418         get ENABLED () { return config.get<boolean>('auto_blacklist.videos.of_users.enabled') }
 419       }
 420     }
 421   },
 422   CACHE: {
 423     PREVIEWS: {
 424       get SIZE () { return config.get<number>('cache.previews.size') }
 425     },
 426     VIDEO_CAPTIONS: {
 427       get SIZE () { return config.get<number>('cache.captions.size') }
 428     },
 429     TORRENTS: {
 430       get SIZE () { return config.get<number>('cache.torrents.size') }
 431     }
 432   },
 433   INSTANCE: {
 434     get NAME () { return config.get<string>('instance.name') },
 435     get SHORT_DESCRIPTION () { return config.get<string>('instance.short_description') },
 436     get DESCRIPTION () { return config.get<string>('instance.description') },
 437     get TERMS () { return config.get<string>('instance.terms') },
 438     get CODE_OF_CONDUCT () { return config.get<string>('instance.code_of_conduct') },
 439
 440     get CREATION_REASON () { return config.get<string>('instance.creation_reason') },
 441
 442     get MODERATION_INFORMATION () { return config.get<string>('instance.moderation_information') },
 443     get ADMINISTRATOR () { return config.get<string>('instance.administrator') },
 444     get MAINTENANCE_LIFETIME () { return config.get<string>('instance.maintenance_lifetime') },
 445     get BUSINESS_MODEL () { return config.get<string>('instance.business_model') },
 446     get HARDWARE_INFORMATION () { return config.get<string>('instance.hardware_information') },
 447
 448     get LANGUAGES () { return config.get<string[]>('instance.languages') || [] },
 449     get CATEGORIES () { return config.get<number[]>('instance.categories') || [] },
 450
 451     get IS_NSFW () { return config.get<boolean>('instance.is_nsfw') },
 452     get DEFAULT_NSFW_POLICY () { return config.get<NSFWPolicyType>('instance.default_nsfw_policy') },
 453
 454     get DEFAULT_CLIENT_ROUTE () { return config.get<string>('instance.default_client_route') },
 455
 456     CUSTOMIZATIONS: {
 457       get JAVASCRIPT () { return config.get<string>('instance.customizations.javascript') },
 458       get CSS () { return config.get<string>('instance.customizations.css') }
 459     },
 460     get ROBOTS () { return config.get<string>('instance.robots') },
 461     get SECURITYTXT () { return config.get<string>('instance.securitytxt') },
 462     get SECURITYTXT_CONTACT () { return config.get<string>('admin.email') }
 463   },
 464   SERVICES: {
 465     TWITTER: {
 466       get USERNAME () { return config.get<string>('services.twitter.username') },
 467       get WHITELISTED () { return config.get<boolean>('services.twitter.whitelisted') }
 468     }
 469   },
 470   FOLLOWERS: {
 471     INSTANCE: {
 472       get ENABLED () { return config.get<boolean>('followers.instance.enabled') },
 473       get MANUAL_APPROVAL () { return config.get<boolean>('followers.instance.manual_approval') }
 474     }
 475   },
 476   FOLLOWINGS: {
 477     INSTANCE: {
 478       AUTO_FOLLOW_BACK: {
 479         get ENABLED () {
 480           return config.get<boolean>('followings.instance.auto_follow_back.enabled')
 481         }
 482       },
 483       AUTO_FOLLOW_INDEX: {
 484         get ENABLED () {
 485           return config.get<boolean>('followings.instance.auto_follow_index.enabled')
 486         },
 487         get INDEX_URL () {
 488           return config.get<string>('followings.instance.auto_follow_index.index_url')
 489         }
 490       }
 491     }
 492   },
 493   THEME: {
 494     get DEFAULT () { return config.get<string>('theme.default') }
 495   },
 496   BROADCAST_MESSAGE: {
 497     get ENABLED () { return config.get<boolean>('broadcast_message.enabled') },
 498     get MESSAGE () { return config.get<string>('broadcast_message.message') },
 499     get LEVEL () { return config.get<BroadcastMessageLevel>('broadcast_message.level') },
 500     get DISMISSABLE () { return config.get<boolean>('broadcast_message.dismissable') }
 501   },
 502   SEARCH: {
 503     REMOTE_URI: {
 504       get USERS () { return config.get<boolean>('search.remote_uri.users') },
 505       get ANONYMOUS () { return config.get<boolean>('search.remote_uri.anonymous') }
 506     },
 507     SEARCH_INDEX: {
 508       get ENABLED () { return config.get<boolean>('search.search_index.enabled') },
 509       get URL () { return config.get<string>('search.search_index.url') },
 510       get DISABLE_LOCAL_SEARCH () { return config.get<boolean>('search.search_index.disable_local_search') },
 511       get IS_DEFAULT_SEARCH () { return config.get<boolean>('search.search_index.is_default_search') }
 512     }
 513   }
 514
 515 }
 516
 517 function registerConfigChangedHandler (fun: Function) {
 518   configChangedHandlers.push(fun)
 519 }
 520
 521 function isEmailEnabled () {
 522   if (CONFIG.SMTP.TRANSPORT === 'sendmail' && CONFIG.SMTP.SENDMAIL) return true
 523
 524   if (CONFIG.SMTP.TRANSPORT === 'smtp' && CONFIG.SMTP.HOSTNAME && CONFIG.SMTP.PORT) return true
 525
 526   return false
 527 }
 528
 529 // ---------------------------------------------------------------------------
 530
 531 export {
 532   CONFIG,
 533   registerConfigChangedHandler,
 534   isEmailEnabled
 535 }
 536
 537 // ---------------------------------------------------------------------------
 538
 539 function getLocalConfigFilePath () {
 540   const localConfigDir = getLocalConfigDir()
 541
 542   let filename = 'local'
 543   if (process.env.NODE_ENV) filename += `-${process.env.NODE_ENV}`
 544   if (process.env.NODE_APP_INSTANCE) filename += `-${process.env.NODE_APP_INSTANCE}`
 545
 546   return join(localConfigDir, filename + '.json')
 547 }
 548
 549 function getLocalConfigDir () {
 550   if (process.env.PEERTUBE_LOCAL_CONFIG) return process.env.PEERTUBE_LOCAL_CONFIG
 551
 552   const configSources = config.util.getConfigSources()
 553   if (configSources.length === 0) throw new Error('Invalid config source.')
 554
 555   return dirname(configSources[0].name)
 556 }
 557
 558 function buildVideosRedundancy (objs: any[]): VideosRedundancyStrategy[] {
 559   if (!objs) return []
 560
 561   if (!Array.isArray(objs)) return objs
 562
 563   return objs.map(obj => {
 564     return Object.assign({}, obj, {
 565       minLifetime: parseDurationToMs(obj.min_lifetime),
 566       size: bytes.parse(obj.size),
 567       minViews: obj.min_views
 568     })
 569   })
 570 }
 571
 572 export function reloadConfig () {
 573
 574   function getConfigDirectories () {
 575     if (process.env.NODE_CONFIG_DIR) {
 576       return process.env.NODE_CONFIG_DIR.split(':')
 577     }
 578
 579     return [ join(root(), 'config') ]
 580   }
 581
 582   function purge () {
 583     const directories = getConfigDirectories()
 584
 585     for (const fileName in require.cache) {
 586       if (directories.some((dir) => fileName.includes(dir)) === false) {
 587         continue
 588       }
 589
 590       delete require.cache[fileName]
 591     }
 592
 593     decacheModule('config')
 594   }
 595
 596   purge()
 597
 598   config = require('config')
 599
 600   for (const configChangedHandler of configChangedHandlers) {
 601     configChangedHandler()
 602   }
 603 }