server/initializers/constants.ts

   1 import { IConfig } from 'config'
   2 import { dirname, join } from 'path'
   3 import { JobType, VideoRateType, VideoState } from '../../shared/models'
   4 import { ActivityPubActorType } from '../../shared/models/activitypub'
   5 import { FollowState } from '../../shared/models/actors'
   6 import { VideoPrivacy } from '../../shared/models/videos'
   7 // Do not use barrels, remain constants as independent as possible
   8 import { buildPath, isTestInstance, root, sanitizeHost, sanitizeUrl } from '../helpers/core-utils'
   9 import { NSFWPolicyType } from '../../shared/models/videos/nsfw-policy.type'
  10 import { invert } from 'lodash'
  11 import { VideoImportState } from '../../shared/models/videos/video-import-state.enum'
  12
  13 // Use a variable to reload the configuration if we need
  14 let config: IConfig = require('config')
  15
  16 // ---------------------------------------------------------------------------
  17
  18 const LAST_MIGRATION_VERSION = 240
  19
  20 // ---------------------------------------------------------------------------
  21
  22 // API version
  23 const API_VERSION = 'v1'
  24
  25 const PAGINATION = {
  26   COUNT: {
  27     DEFAULT: 15,
  28     MAX: 100
  29   }
  30 }
  31
  32 // Sortable columns per schema
  33 const SORTABLE_COLUMNS = {
  34   USERS: [ 'id', 'username', 'createdAt' ],
  35   ACCOUNTS: [ 'createdAt' ],
  36   JOBS: [ 'createdAt' ],
  37   VIDEO_ABUSES: [ 'id', 'createdAt' ],
  38   VIDEO_CHANNELS: [ 'id', 'name', 'updatedAt', 'createdAt' ],
  39   VIDEOS: [ 'name', 'duration', 'createdAt', 'publishedAt', 'views', 'likes' ],
  40   VIDEO_IMPORTS: [ 'createdAt' ],
  41   VIDEO_COMMENT_THREADS: [ 'createdAt' ],
  42   BLACKLISTS: [ 'id', 'name', 'duration', 'views', 'likes', 'dislikes', 'uuid', 'createdAt' ],
  43   FOLLOWERS: [ 'createdAt' ],
  44   FOLLOWING: [ 'createdAt' ],
  45
  46   VIDEOS_SEARCH: [ 'match', 'name', 'duration', 'createdAt', 'publishedAt', 'views', 'likes' ]
  47 }
  48
  49 const OAUTH_LIFETIME = {
  50   ACCESS_TOKEN: 3600 * 24, // 1 day, for upload
  51   REFRESH_TOKEN: 1209600 // 2 weeks
  52 }
  53
  54 const ROUTE_CACHE_LIFETIME = {
  55   FEEDS: '15 minutes',
  56   ROBOTS: '2 hours',
  57   NODEINFO: '10 minutes',
  58   ACTIVITY_PUB: {
  59     VIDEOS: '1 second' // 1 second, cache concurrent requests after a broadcast for example
  60   }
  61 }
  62
  63 // ---------------------------------------------------------------------------
  64
  65 // Number of points we add/remove after a successful/bad request
  66 const ACTOR_FOLLOW_SCORE = {
  67   PENALTY: -10,
  68   BONUS: 10,
  69   BASE: 1000,
  70   MAX: 10000
  71 }
  72
  73 const FOLLOW_STATES: { [ id: string ]: FollowState } = {
  74   PENDING: 'pending',
  75   ACCEPTED: 'accepted'
  76 }
  77
  78 const REMOTE_SCHEME = {
  79   HTTP: 'https',
  80   WS: 'wss'
  81 }
  82
  83 const JOB_ATTEMPTS: { [ id in JobType ]: number } = {
  84   'activitypub-http-broadcast': 5,
  85   'activitypub-http-unicast': 5,
  86   'activitypub-http-fetcher': 5,
  87   'activitypub-follow': 5,
  88   'video-file-import': 1,
  89   'video-file': 1,
  90   'video-import': 1,
  91   'email': 5
  92 }
  93 const JOB_CONCURRENCY: { [ id in JobType ]: number } = {
  94   'activitypub-http-broadcast': 1,
  95   'activitypub-http-unicast': 5,
  96   'activitypub-http-fetcher': 1,
  97   'activitypub-follow': 3,
  98   'video-file-import': 1,
  99   'video-file': 1,
 100   'video-import': 1,
 101   'email': 5
 102 }
 103 const JOB_TTL: { [ id in JobType ]: number } = {
 104   'activitypub-http-broadcast': 60000 * 10, // 10 minutes
 105   'activitypub-http-unicast': 60000 * 10, // 10 minutes
 106   'activitypub-http-fetcher': 60000 * 10, // 10 minutes
 107   'activitypub-follow': 60000 * 10, // 10 minutes
 108   'video-file-import': 1000 * 3600, // 1 hour
 109   'video-file': 1000 * 3600 * 48, // 2 days, transcoding could be long
 110   'video-import': 1000 * 3600 * 5, // 5 hours
 111   'email': 60000 * 10 // 10 minutes
 112 }
 113 const BROADCAST_CONCURRENCY = 10 // How many requests in parallel we do in activitypub-http-broadcast job
 114 const JOB_REQUEST_TIMEOUT = 3000 // 3 seconds
 115 const JOB_COMPLETED_LIFETIME = 60000 * 60 * 24 * 2 // 2 days
 116
 117 // 1 hour
 118 let SCHEDULER_INTERVALS_MS = {
 119   badActorFollow: 60000 * 60, // 1 hour
 120   removeOldJobs: 60000 * 60, // 1 hour
 121   updateVideos: 60000, // 1 minute
 122   youtubeDLUpdate: 60000 * 60 * 24 // 1 day
 123 }
 124
 125 // ---------------------------------------------------------------------------
 126
 127 const CONFIG = {
 128   CUSTOM_FILE: getLocalConfigFilePath(),
 129   LISTEN: {
 130     PORT: config.get<number>('listen.port'),
 131     HOSTNAME: config.get<string>('listen.hostname')
 132   },
 133   DATABASE: {
 134     DBNAME: 'peertube' + config.get<string>('database.suffix'),
 135     HOSTNAME: config.get<string>('database.hostname'),
 136     PORT: config.get<number>('database.port'),
 137     USERNAME: config.get<string>('database.username'),
 138     PASSWORD: config.get<string>('database.password'),
 139     POOL: {
 140       MAX: config.get<number>('database.pool.max')
 141     }
 142   },
 143   REDIS: {
 144     HOSTNAME: config.has('redis.hostname') ? config.get<string>('redis.hostname') : null,
 145     PORT: config.has('redis.port') ? config.get<number>('redis.port') : null,
 146     SOCKET: config.has('redis.socket') ? config.get<string>('redis.socket') : null,
 147     AUTH: config.has('redis.auth') ? config.get<string>('redis.auth') : null,
 148     DB: config.has('redis.db') ? config.get<number>('redis.db') : null
 149   },
 150   SMTP: {
 151     HOSTNAME: config.get<string>('smtp.hostname'),
 152     PORT: config.get<number>('smtp.port'),
 153     USERNAME: config.get<string>('smtp.username'),
 154     PASSWORD: config.get<string>('smtp.password'),
 155     TLS: config.get<boolean>('smtp.tls'),
 156     DISABLE_STARTTLS: config.get<boolean>('smtp.disable_starttls'),
 157     CA_FILE: config.get<string>('smtp.ca_file'),
 158     FROM_ADDRESS: config.get<string>('smtp.from_address')
 159   },
 160   STORAGE: {
 161     AVATARS_DIR: buildPath(config.get<string>('storage.avatars')),
 162     LOG_DIR: buildPath(config.get<string>('storage.logs')),
 163     VIDEOS_DIR: buildPath(config.get<string>('storage.videos')),
 164     THUMBNAILS_DIR: buildPath(config.get<string>('storage.thumbnails')),
 165     PREVIEWS_DIR: buildPath(config.get<string>('storage.previews')),
 166     CAPTIONS_DIR: buildPath(config.get<string>('storage.captions')),
 167     TORRENTS_DIR: buildPath(config.get<string>('storage.torrents')),
 168     CACHE_DIR: buildPath(config.get<string>('storage.cache'))
 169   },
 170   WEBSERVER: {
 171     SCHEME: config.get<boolean>('webserver.https') === true ? 'https' : 'http',
 172     WS: config.get<boolean>('webserver.https') === true ? 'wss' : 'ws',
 173     HOSTNAME: config.get<string>('webserver.hostname'),
 174     PORT: config.get<number>('webserver.port'),
 175     URL: '',
 176     HOST: ''
 177   },
 178   TRUST_PROXY: config.get<string[]>('trust_proxy'),
 179   LOG: {
 180     LEVEL: config.get<string>('log.level')
 181   },
 182   ADMIN: {
 183     get EMAIL () { return config.get<string>('admin.email') }
 184   },
 185   SIGNUP: {
 186     get ENABLED () { return config.get<boolean>('signup.enabled') },
 187     get LIMIT () { return config.get<number>('signup.limit') },
 188     FILTERS: {
 189       CIDR: {
 190         get WHITELIST () { return config.get<string[]>('signup.filters.cidr.whitelist') },
 191         get BLACKLIST () { return config.get<string[]>('signup.filters.cidr.blacklist') }
 192       }
 193     }
 194   },
 195   USER: {
 196     get VIDEO_QUOTA () { return config.get<number>('user.video_quota') }
 197   },
 198   TRANSCODING: {
 199     get ENABLED () { return config.get<boolean>('transcoding.enabled') },
 200     get THREADS () { return config.get<number>('transcoding.threads') },
 201     RESOLUTIONS: {
 202       get '240p' () { return config.get<boolean>('transcoding.resolutions.240p') },
 203       get '360p' () { return config.get<boolean>('transcoding.resolutions.360p') },
 204       get '480p' () { return config.get<boolean>('transcoding.resolutions.480p') },
 205       get '720p' () { return config.get<boolean>('transcoding.resolutions.720p') },
 206       get '1080p' () { return config.get<boolean>('transcoding.resolutions.1080p') }
 207     }
 208   },
 209   IMPORT: {
 210     VIDEOS: {
 211       HTTP: {
 212         get ENABLED () { return config.get<boolean>('import.videos.http.enabled') }
 213       }
 214     }
 215   },
 216   CACHE: {
 217     PREVIEWS: {
 218       get SIZE () { return config.get<number>('cache.previews.size') }
 219     },
 220     VIDEO_CAPTIONS: {
 221       get SIZE () { return config.get<number>('cache.captions.size') }
 222     }
 223   },
 224   INSTANCE: {
 225     get NAME () { return config.get<string>('instance.name') },
 226     get SHORT_DESCRIPTION () { return config.get<string>('instance.short_description') },
 227     get DESCRIPTION () { return config.get<string>('instance.description') },
 228     get TERMS () { return config.get<string>('instance.terms') },
 229     get DEFAULT_CLIENT_ROUTE () { return config.get<string>('instance.default_client_route') },
 230     get DEFAULT_NSFW_POLICY () { return config.get<NSFWPolicyType>('instance.default_nsfw_policy') },
 231     CUSTOMIZATIONS: {
 232       get JAVASCRIPT () { return config.get<string>('instance.customizations.javascript') },
 233       get CSS () { return config.get<string>('instance.customizations.css') }
 234     },
 235     get ROBOTS () { return config.get<string>('instance.robots') }
 236   },
 237   SERVICES: {
 238     TWITTER: {
 239       get USERNAME () { return config.get<string>('services.twitter.username') },
 240       get WHITELISTED () { return config.get<boolean>('services.twitter.whitelisted') }
 241     }
 242   }
 243 }
 244
 245 // ---------------------------------------------------------------------------
 246
 247 const CONSTRAINTS_FIELDS = {
 248   USERS: {
 249     NAME: { min: 3, max: 120 }, // Length
 250     DESCRIPTION: { min: 3, max: 250 }, // Length
 251     USERNAME: { min: 3, max: 20 }, // Length
 252     PASSWORD: { min: 6, max: 255 }, // Length
 253     VIDEO_QUOTA: { min: -1 }
 254   },
 255   VIDEO_ABUSES: {
 256     REASON: { min: 2, max: 300 } // Length
 257   },
 258   VIDEO_CHANNELS: {
 259     NAME: { min: 3, max: 120 }, // Length
 260     DESCRIPTION: { min: 3, max: 500 }, // Length
 261     SUPPORT: { min: 3, max: 500 }, // Length
 262     URL: { min: 3, max: 2000 } // Length
 263   },
 264   VIDEO_CAPTIONS: {
 265     CAPTION_FILE: {
 266       EXTNAME: [ '.vtt', '.srt' ],
 267       FILE_SIZE: {
 268         max: 2 * 1024 * 1024 // 2MB
 269       }
 270     }
 271   },
 272   VIDEO_IMPORTS: {
 273     URL: { min: 3, max: 2000 } // Length
 274   },
 275   VIDEOS: {
 276     NAME: { min: 3, max: 120 }, // Length
 277     LANGUAGE: { min: 1, max: 10 }, // Length
 278     TRUNCATED_DESCRIPTION: { min: 3, max: 250 }, // Length
 279     DESCRIPTION: { min: 3, max: 10000 }, // Length
 280     SUPPORT: { min: 3, max: 500 }, // Length
 281     IMAGE: {
 282       EXTNAME: [ '.jpg', '.jpeg' ],
 283       FILE_SIZE: {
 284         max: 2 * 1024 * 1024 // 2MB
 285       }
 286     },
 287     EXTNAME: [ '.mp4', '.ogv', '.webm' ],
 288     INFO_HASH: { min: 40, max: 40 }, // Length, info hash is 20 bytes length but we represent it in hexadecimal so 20 * 2
 289     DURATION: { min: 0 }, // Number
 290     TAGS: { min: 0, max: 5 }, // Number of total tags
 291     TAG: { min: 2, max: 30 }, // Length
 292     THUMBNAIL: { min: 2, max: 30 },
 293     THUMBNAIL_DATA: { min: 0, max: 20000 }, // Bytes
 294     VIEWS: { min: 0 },
 295     LIKES: { min: 0 },
 296     DISLIKES: { min: 0 },
 297     FILE_SIZE: { min: 10 },
 298     URL: { min: 3, max: 2000 } // Length
 299   },
 300   ACTORS: {
 301     PUBLIC_KEY: { min: 10, max: 5000 }, // Length
 302     PRIVATE_KEY: { min: 10, max: 5000 }, // Length
 303     URL: { min: 3, max: 2000 }, // Length
 304     AVATAR: {
 305       EXTNAME: [ '.png', '.jpeg', '.jpg' ],
 306       FILE_SIZE: {
 307         max: 2 * 1024 * 1024 // 2MB
 308       }
 309     }
 310   },
 311   VIDEO_EVENTS: {
 312     COUNT: { min: 0 }
 313   },
 314   VIDEO_COMMENTS: {
 315     TEXT: { min: 1, max: 3000 }, // Length
 316     URL: { min: 3, max: 2000 } // Length
 317   },
 318   VIDEO_SHARE: {
 319     URL: { min: 3, max: 2000 } // Length
 320   }
 321 }
 322
 323 const RATES_LIMIT = {
 324   LOGIN: {
 325     WINDOW_MS: 5 * 60 * 1000, // 5 minutes
 326     MAX: 15 // 15 attempts
 327   }
 328 }
 329
 330 let VIDEO_VIEW_LIFETIME = 60000 * 60 // 1 hour
 331 const VIDEO_TRANSCODING_FPS = {
 332   MIN: 10,
 333   AVERAGE: 30,
 334   MAX: 60,
 335   KEEP_ORIGIN_FPS_RESOLUTION_MIN: 720 // We keep the original FPS on high resolutions (720 minimum)
 336 }
 337
 338 const VIDEO_RATE_TYPES: { [ id: string ]: VideoRateType } = {
 339   LIKE: 'like',
 340   DISLIKE: 'dislike'
 341 }
 342
 343 const FFMPEG_NICE: { [ id: string ]: number } = {
 344   THUMBNAIL: 2, // 2 just for don't blocking servers
 345   TRANSCODING: 15
 346 }
 347
 348 const VIDEO_CATEGORIES = {
 349   1: 'Music',
 350   2: 'Films',
 351   3: 'Vehicles',
 352   4: 'Art',
 353   5: 'Sports',
 354   6: 'Travels',
 355   7: 'Gaming',
 356   8: 'People',
 357   9: 'Comedy',
 358   10: 'Entertainment',
 359   11: 'News',
 360   12: 'How To',
 361   13: 'Education',
 362   14: 'Activism',
 363   15: 'Science & Technology',
 364   16: 'Animals',
 365   17: 'Kids',
 366   18: 'Food'
 367 }
 368
 369 // See https://creativecommons.org/licenses/?lang=en
 370 const VIDEO_LICENCES = {
 371   1: 'Attribution',
 372   2: 'Attribution - Share Alike',
 373   3: 'Attribution - No Derivatives',
 374   4: 'Attribution - Non Commercial',
 375   5: 'Attribution - Non Commercial - Share Alike',
 376   6: 'Attribution - Non Commercial - No Derivatives',
 377   7: 'Public Domain Dedication'
 378 }
 379
 380 const VIDEO_LANGUAGES = buildLanguages()
 381
 382 const VIDEO_PRIVACIES = {
 383   [VideoPrivacy.PUBLIC]: 'Public',
 384   [VideoPrivacy.UNLISTED]: 'Unlisted',
 385   [VideoPrivacy.PRIVATE]: 'Private'
 386 }
 387
 388 const VIDEO_STATES = {
 389   [VideoState.PUBLISHED]: 'Published',
 390   [VideoState.TO_TRANSCODE]: 'To transcode',
 391   [VideoState.TO_IMPORT]: 'To import'
 392 }
 393
 394 const VIDEO_IMPORT_STATES = {
 395   [VideoImportState.FAILED]: 'Failed',
 396   [VideoImportState.PENDING]: 'Pending',
 397   [VideoImportState.SUCCESS]: 'Success'
 398 }
 399
 400 const VIDEO_MIMETYPE_EXT = {
 401   'video/webm': '.webm',
 402   'video/ogg': '.ogv',
 403   'video/mp4': '.mp4'
 404 }
 405 const VIDEO_EXT_MIMETYPE = invert(VIDEO_MIMETYPE_EXT)
 406
 407 const IMAGE_MIMETYPE_EXT = {
 408   'image/png': '.png',
 409   'image/jpg': '.jpg',
 410   'image/jpeg': '.jpg'
 411 }
 412
 413 const VIDEO_CAPTIONS_MIMETYPE_EXT = {
 414   'text/vtt': '.vtt',
 415   'application/x-subrip': '.srt'
 416 }
 417
 418 // ---------------------------------------------------------------------------
 419
 420 const SERVER_ACTOR_NAME = 'peertube'
 421
 422 const ACTIVITY_PUB = {
 423   POTENTIAL_ACCEPT_HEADERS: [
 424     'application/activity+json',
 425     'application/ld+json',
 426     'application/ld+json; profile="https://www.w3.org/ns/activitystreams"'
 427   ],
 428   ACCEPT_HEADER: 'application/activity+json, application/ld+json',
 429   PUBLIC: 'https://www.w3.org/ns/activitystreams#Public',
 430   COLLECTION_ITEMS_PER_PAGE: 10,
 431   FETCH_PAGE_LIMIT: 100,
 432   URL_MIME_TYPES: {
 433     VIDEO: Object.keys(VIDEO_MIMETYPE_EXT),
 434     TORRENT: [ 'application/x-bittorrent' ],
 435     MAGNET: [ 'application/x-bittorrent;x-scheme-handler/magnet' ]
 436   },
 437   MAX_RECURSION_COMMENTS: 100,
 438   ACTOR_REFRESH_INTERVAL: 3600 * 24 * 1000 // 1 day
 439 }
 440
 441 const ACTIVITY_PUB_ACTOR_TYPES: { [ id: string ]: ActivityPubActorType } = {
 442   GROUP: 'Group',
 443   PERSON: 'Person',
 444   APPLICATION: 'Application'
 445 }
 446
 447 // ---------------------------------------------------------------------------
 448
 449 const PRIVATE_RSA_KEY_SIZE = 2048
 450
 451 // Password encryption
 452 const BCRYPT_SALT_SIZE = 10
 453
 454 const USER_PASSWORD_RESET_LIFETIME = 60000 * 5 // 5 minutes
 455
 456 const NSFW_POLICY_TYPES: { [ id: string]: NSFWPolicyType } = {
 457   DO_NOT_LIST: 'do_not_list',
 458   BLUR: 'blur',
 459   DISPLAY: 'display'
 460 }
 461
 462 // ---------------------------------------------------------------------------
 463
 464 // Express static paths (router)
 465 const STATIC_PATHS = {
 466   PREVIEWS: '/static/previews/',
 467   THUMBNAILS: '/static/thumbnails/',
 468   TORRENTS: '/static/torrents/',
 469   WEBSEED: '/static/webseed/',
 470   AVATARS: '/static/avatars/',
 471   VIDEO_CAPTIONS: '/static/video-captions/'
 472 }
 473 const STATIC_DOWNLOAD_PATHS = {
 474   TORRENTS: '/download/torrents/',
 475   VIDEOS: '/download/videos/'
 476 }
 477
 478 // Cache control
 479 let STATIC_MAX_AGE = '2h'
 480
 481 // Videos thumbnail size
 482 const THUMBNAILS_SIZE = {
 483   width: 200,
 484   height: 110
 485 }
 486 const PREVIEWS_SIZE = {
 487   width: 560,
 488   height: 315
 489 }
 490 const AVATARS_SIZE = {
 491   width: 120,
 492   height: 120
 493 }
 494
 495 const EMBED_SIZE = {
 496   width: 560,
 497   height: 315
 498 }
 499
 500 // Sub folders of cache directory
 501 const CACHE = {
 502   PREVIEWS: {
 503     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'previews'),
 504     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 505   },
 506   VIDEO_CAPTIONS: {
 507     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'video-captions'),
 508     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 509   }
 510 }
 511
 512 const ACCEPT_HEADERS = [ 'html', 'application/json' ].concat(ACTIVITY_PUB.POTENTIAL_ACCEPT_HEADERS)
 513
 514 // ---------------------------------------------------------------------------
 515
 516 const CUSTOM_HTML_TAG_COMMENTS = {
 517   TITLE: '<!-- title tag -->',
 518   DESCRIPTION: '<!-- description tag -->',
 519   CUSTOM_CSS: '<!-- custom css tag -->',
 520   OPENGRAPH_AND_OEMBED: '<!-- open graph and oembed tags -->'
 521 }
 522
 523 // ---------------------------------------------------------------------------
 524
 525 const FEEDS = {
 526   COUNT: 20
 527 }
 528
 529 // ---------------------------------------------------------------------------
 530
 531 const TRACKER_RATE_LIMITS = {
 532   INTERVAL: 60000 * 5, // 5 minutes
 533   ANNOUNCES_PER_IP_PER_INFOHASH: 15, // maximum announces per torrent in the interval
 534   ANNOUNCES_PER_IP: 30 // maximum announces for all our torrents in the interval
 535 }
 536
 537 // ---------------------------------------------------------------------------
 538
 539 // Special constants for a test instance
 540 if (isTestInstance() === true) {
 541   ACTOR_FOLLOW_SCORE.BASE = 20
 542
 543   REMOTE_SCHEME.HTTP = 'http'
 544   REMOTE_SCHEME.WS = 'ws'
 545
 546   STATIC_MAX_AGE = '0'
 547
 548   ACTIVITY_PUB.COLLECTION_ITEMS_PER_PAGE = 2
 549   ACTIVITY_PUB.ACTOR_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
 550
 551   CONSTRAINTS_FIELDS.ACTORS.AVATAR.FILE_SIZE.max = 100 * 1024 // 100KB
 552
 553   SCHEDULER_INTERVALS_MS.badActorFollow = 10000
 554   SCHEDULER_INTERVALS_MS.removeOldJobs = 10000
 555   SCHEDULER_INTERVALS_MS.updateVideos = 5000
 556
 557   VIDEO_VIEW_LIFETIME = 1000 // 1 second
 558
 559   JOB_ATTEMPTS['email'] = 1
 560
 561   CACHE.VIDEO_CAPTIONS.MAX_AGE = 3000
 562 }
 563
 564 updateWebserverConfig()
 565
 566 // ---------------------------------------------------------------------------
 567
 568 export {
 569   API_VERSION,
 570   VIDEO_CAPTIONS_MIMETYPE_EXT,
 571   AVATARS_SIZE,
 572   ACCEPT_HEADERS,
 573   BCRYPT_SALT_SIZE,
 574   TRACKER_RATE_LIMITS,
 575   CACHE,
 576   CONFIG,
 577   CONSTRAINTS_FIELDS,
 578   EMBED_SIZE,
 579   JOB_CONCURRENCY,
 580   JOB_ATTEMPTS,
 581   LAST_MIGRATION_VERSION,
 582   OAUTH_LIFETIME,
 583   CUSTOM_HTML_TAG_COMMENTS,
 584   BROADCAST_CONCURRENCY,
 585   PAGINATION,
 586   ACTOR_FOLLOW_SCORE,
 587   PREVIEWS_SIZE,
 588   REMOTE_SCHEME,
 589   FOLLOW_STATES,
 590   SERVER_ACTOR_NAME,
 591   PRIVATE_RSA_KEY_SIZE,
 592   ROUTE_CACHE_LIFETIME,
 593   SORTABLE_COLUMNS,
 594   FEEDS,
 595   JOB_TTL,
 596   NSFW_POLICY_TYPES,
 597   STATIC_MAX_AGE,
 598   STATIC_PATHS,
 599   ACTIVITY_PUB,
 600   ACTIVITY_PUB_ACTOR_TYPES,
 601   THUMBNAILS_SIZE,
 602   VIDEO_CATEGORIES,
 603   VIDEO_LANGUAGES,
 604   VIDEO_PRIVACIES,
 605   VIDEO_LICENCES,
 606   VIDEO_STATES,
 607   VIDEO_RATE_TYPES,
 608   VIDEO_MIMETYPE_EXT,
 609   VIDEO_TRANSCODING_FPS,
 610   FFMPEG_NICE,
 611   JOB_REQUEST_TIMEOUT,
 612   USER_PASSWORD_RESET_LIFETIME,
 613   IMAGE_MIMETYPE_EXT,
 614   SCHEDULER_INTERVALS_MS,
 615   STATIC_DOWNLOAD_PATHS,
 616   RATES_LIMIT,
 617   VIDEO_EXT_MIMETYPE,
 618   JOB_COMPLETED_LIFETIME,
 619   VIDEO_IMPORT_STATES,
 620   VIDEO_VIEW_LIFETIME,
 621   buildLanguages
 622 }
 623
 624 // ---------------------------------------------------------------------------
 625
 626 function getLocalConfigFilePath () {
 627   const configSources = config.util.getConfigSources()
 628   if (configSources.length === 0) throw new Error('Invalid config source.')
 629
 630   let filename = 'local'
 631   if (process.env.NODE_ENV) filename += `-${process.env.NODE_ENV}`
 632   if (process.env.NODE_APP_INSTANCE) filename += `-${process.env.NODE_APP_INSTANCE}`
 633
 634   return join(dirname(configSources[ 0 ].name), filename + '.json')
 635 }
 636
 637 function updateWebserverConfig () {
 638   CONFIG.WEBSERVER.URL = sanitizeUrl(CONFIG.WEBSERVER.SCHEME + '://' + CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT)
 639   CONFIG.WEBSERVER.HOST = sanitizeHost(CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT, REMOTE_SCHEME.HTTP)
 640 }
 641
 642 function buildLanguages () {
 643   const iso639 = require('iso-639-3')
 644
 645   const languages: { [ id: string ]: string } = {}
 646
 647   const additionalLanguages = {
 648     'sgn': true, // Sign languages (macro language)
 649     'ase': true, // American sign language
 650     'sdl': true, // Arabian sign language
 651     'bfi': true, // British sign language
 652     'bzs': true, // Brazilian sign language
 653     'csl': true, // Chinese sign language
 654     'cse': true, // Czech sign language
 655     'dsl': true, // Danish sign language
 656     'fsl': true, // French sign language
 657     'gsg': true, // German sign language
 658     'pks': true, // Pakistan sign language
 659     'jsl': true, // Japanese sign language
 660     'sfs': true, // South African sign language
 661     'swl': true, // Swedish sign language
 662     'rsl': true, // Russian sign language: true
 663
 664     'epo': true, // Esperanto
 665     'tlh': true, // Klingon
 666     'jbo': true, // Lojban
 667     'avk': true // Kotava
 668   }
 669
 670   // Only add ISO639-1 languages and some sign languages (ISO639-3)
 671   iso639
 672     .filter(l => {
 673       return (l.iso6391 !== null && l.type === 'living') ||
 674         additionalLanguages[l.iso6393] === true
 675     })
 676     .forEach(l => languages[l.iso6391 || l.iso6393] = l.name)
 677
 678   return languages
 679 }
 680
 681 export function reloadConfig () {
 682
 683   function directory () {
 684     if (process.env.NODE_CONFIG_DIR) {
 685       return process.env.NODE_CONFIG_DIR
 686     }
 687
 688     return join(root(), 'config')
 689   }
 690
 691   function purge () {
 692     for (const fileName in require.cache) {
 693       if (-1 === fileName.indexOf(directory())) {
 694         continue
 695       }
 696
 697       delete require.cache[fileName]
 698     }
 699
 700     delete require.cache[require.resolve('config')]
 701   }
 702
 703   purge()
 704
 705   config = require('config')
 706
 707   updateWebserverConfig()
 708 }