server/initializers/constants.ts

   1 import { CronRepeatOptions, EveryRepeatOptions } from 'bull'
   2 import { randomBytes } from 'crypto'
   3 import { invert } from 'lodash'
   4 import { join } from 'path'
   5 import { randomInt, root } from '@shared/core-utils'
   6 import {
   7   AbuseState,
   8   JobType,
   9   VideoImportState,
  10   VideoPrivacy,
  11   VideoRateType,
  12   VideoResolution,
  13   VideoState,
  14   VideoTranscodingFPS
  15 } from '../../shared/models'
  16 import { ActivityPubActorType } from '../../shared/models/activitypub'
  17 import { ActorImageType, FollowState } from '../../shared/models/actors'
  18 import { NSFWPolicyType } from '../../shared/models/videos/nsfw-policy.type'
  19 import { VideoPlaylistPrivacy } from '../../shared/models/videos/playlist/video-playlist-privacy.model'
  20 import { VideoPlaylistType } from '../../shared/models/videos/playlist/video-playlist-type.model'
  21 // Do not use barrels, remain constants as independent as possible
  22 import { isTestInstance, parseDurationToMs, sanitizeHost, sanitizeUrl } from '../helpers/core-utils'
  23 import { CONFIG, registerConfigChangedHandler } from './config'
  24
  25 // ---------------------------------------------------------------------------
  26
  27 const LAST_MIGRATION_VERSION = 710
  28
  29 // ---------------------------------------------------------------------------
  30
  31 const API_VERSION = 'v1'
  32 const PEERTUBE_VERSION: string = require(join(root(), 'package.json')).version
  33
  34 const PAGINATION = {
  35   GLOBAL: {
  36     COUNT: {
  37       DEFAULT: 15,
  38       MAX: 100
  39     }
  40   },
  41   OUTBOX: {
  42     COUNT: {
  43       MAX: 50
  44     }
  45   }
  46 }
  47
  48 const WEBSERVER = {
  49   URL: '',
  50   HOST: '',
  51   SCHEME: '',
  52   WS: '',
  53   HOSTNAME: '',
  54   PORT: 0,
  55   RTMP_URL: '',
  56   RTMPS_URL: ''
  57 }
  58
  59 // Sortable columns per schema
  60 const SORTABLE_COLUMNS = {
  61   USERS: [ 'id', 'username', 'videoQuotaUsed', 'createdAt', 'lastLoginDate', 'role' ],
  62   USER_SUBSCRIPTIONS: [ 'id', 'createdAt' ],
  63   ACCOUNTS: [ 'createdAt' ],
  64   JOBS: [ 'createdAt' ],
  65   VIDEO_CHANNELS: [ 'id', 'name', 'updatedAt', 'createdAt' ],
  66   VIDEO_IMPORTS: [ 'createdAt' ],
  67
  68   VIDEO_COMMENT_THREADS: [ 'createdAt', 'totalReplies' ],
  69   VIDEO_COMMENTS: [ 'createdAt' ],
  70
  71   VIDEO_RATES: [ 'createdAt' ],
  72   BLACKLISTS: [ 'id', 'name', 'duration', 'views', 'likes', 'dislikes', 'uuid', 'createdAt' ],
  73
  74   INSTANCE_FOLLOWERS: [ 'createdAt', 'state', 'score' ],
  75   INSTANCE_FOLLOWING: [ 'createdAt', 'redundancyAllowed', 'state' ],
  76   ACCOUNT_FOLLOWERS: [ 'createdAt' ],
  77   CHANNEL_FOLLOWERS: [ 'createdAt' ],
  78
  79   VIDEOS: [ 'name', 'duration', 'createdAt', 'publishedAt', 'originallyPublishedAt', 'views', 'likes', 'trending', 'hot', 'best' ],
  80
  81   // Don't forget to update peertube-search-index with the same values
  82   VIDEOS_SEARCH: [ 'name', 'duration', 'createdAt', 'publishedAt', 'originallyPublishedAt', 'views', 'likes', 'match' ],
  83   VIDEO_CHANNELS_SEARCH: [ 'match', 'displayName', 'createdAt' ],
  84   VIDEO_PLAYLISTS_SEARCH: [ 'match', 'displayName', 'createdAt' ],
  85
  86   ABUSES: [ 'id', 'createdAt', 'state' ],
  87
  88   ACCOUNTS_BLOCKLIST: [ 'createdAt' ],
  89   SERVERS_BLOCKLIST: [ 'createdAt' ],
  90
  91   USER_NOTIFICATIONS: [ 'createdAt', 'read' ],
  92
  93   VIDEO_PLAYLISTS: [ 'name', 'displayName', 'createdAt', 'updatedAt' ],
  94
  95   PLUGINS: [ 'name', 'createdAt', 'updatedAt' ],
  96
  97   AVAILABLE_PLUGINS: [ 'npmName', 'popularity' ],
  98
  99   VIDEO_REDUNDANCIES: [ 'name' ]
 100 }
 101
 102 const OAUTH_LIFETIME = {
 103   ACCESS_TOKEN: 3600 * 24, // 1 day, for upload
 104   REFRESH_TOKEN: 1209600 // 2 weeks
 105 }
 106
 107 const ROUTE_CACHE_LIFETIME = {
 108   FEEDS: '15 minutes',
 109   ROBOTS: '2 hours',
 110   SITEMAP: '1 day',
 111   SECURITYTXT: '2 hours',
 112   NODEINFO: '10 minutes',
 113   DNT_POLICY: '1 week',
 114   ACTIVITY_PUB: {
 115     VIDEOS: '1 second' // 1 second, cache concurrent requests after a broadcast for example
 116   },
 117   STATS: '4 hours'
 118 }
 119
 120 // ---------------------------------------------------------------------------
 121
 122 // Number of points we add/remove after a successful/bad request
 123 const ACTOR_FOLLOW_SCORE = {
 124   PENALTY: -10,
 125   BONUS: 10,
 126   BASE: 1000,
 127   MAX: 10000
 128 }
 129
 130 const FOLLOW_STATES: { [ id: string ]: FollowState } = {
 131   PENDING: 'pending',
 132   ACCEPTED: 'accepted'
 133 }
 134
 135 const REMOTE_SCHEME = {
 136   HTTP: 'https',
 137   WS: 'wss'
 138 }
 139
 140 const JOB_ATTEMPTS: { [id in JobType]: number } = {
 141   'activitypub-http-broadcast': 1,
 142   'activitypub-http-unicast': 1,
 143   'activitypub-http-fetcher': 2,
 144   'activitypub-follow': 5,
 145   'activitypub-cleaner': 1,
 146   'video-file-import': 1,
 147   'video-transcoding': 1,
 148   'video-import': 1,
 149   'email': 5,
 150   'actor-keys': 3,
 151   'videos-views-stats': 1,
 152   'activitypub-refresher': 1,
 153   'video-redundancy': 1,
 154   'video-live-ending': 1,
 155   'video-studio-edition': 1,
 156   'manage-video-torrent': 1,
 157   'move-to-object-storage': 3
 158 }
 159 // Excluded keys are jobs that can be configured by admins
 160 const JOB_CONCURRENCY: { [id in Exclude<JobType, 'video-transcoding' | 'video-import'>]: number } = {
 161   'activitypub-http-broadcast': 1,
 162   'activitypub-http-unicast': 10,
 163   'activitypub-http-fetcher': 3,
 164   'activitypub-cleaner': 1,
 165   'activitypub-follow': 1,
 166   'video-file-import': 1,
 167   'email': 5,
 168   'actor-keys': 1,
 169   'videos-views-stats': 1,
 170   'activitypub-refresher': 1,
 171   'video-redundancy': 1,
 172   'video-live-ending': 10,
 173   'video-studio-edition': 1,
 174   'manage-video-torrent': 1,
 175   'move-to-object-storage': 1
 176 }
 177 const JOB_TTL: { [id in JobType]: number } = {
 178   'activitypub-http-broadcast': 60000 * 10, // 10 minutes
 179   'activitypub-http-unicast': 60000 * 10, // 10 minutes
 180   'activitypub-http-fetcher': 1000 * 3600 * 10, // 10 hours
 181   'activitypub-follow': 60000 * 10, // 10 minutes
 182   'activitypub-cleaner': 1000 * 3600, // 1 hour
 183   'video-file-import': 1000 * 3600, // 1 hour
 184   'video-transcoding': 1000 * 3600 * 48, // 2 days, transcoding could be long
 185   'video-studio-edition': 1000 * 3600 * 10, // 10 hours
 186   'video-import': 1000 * 3600 * 2, // 2 hours
 187   'email': 60000 * 10, // 10 minutes
 188   'actor-keys': 60000 * 20, // 20 minutes
 189   'videos-views-stats': undefined, // Unlimited
 190   'activitypub-refresher': 60000 * 10, // 10 minutes
 191   'video-redundancy': 1000 * 3600 * 3, // 3 hours
 192   'video-live-ending': 1000 * 60 * 10, // 10 minutes
 193   'manage-video-torrent': 1000 * 3600 * 3, // 3 hours
 194   'move-to-object-storage': 1000 * 60 * 60 * 3 // 3 hours
 195 }
 196 const REPEAT_JOBS: { [ id in JobType ]?: EveryRepeatOptions | CronRepeatOptions } = {
 197   'videos-views-stats': {
 198     cron: randomInt(1, 20) + ' * * * *' // Between 1-20 minutes past the hour
 199   },
 200   'activitypub-cleaner': {
 201     cron: '30 5 * * ' + randomInt(0, 7) // 1 time per week (random day) at 5:30 AM
 202   }
 203 }
 204 const JOB_PRIORITY = {
 205   TRANSCODING: 100
 206 }
 207
 208 const BROADCAST_CONCURRENCY = 30 // How many requests in parallel we do in activitypub-http-broadcast job
 209 const CRAWL_REQUEST_CONCURRENCY = 1 // How many requests in parallel to fetch remote data (likes, shares...)
 210
 211 const AP_CLEANER = {
 212   CONCURRENCY: 10, // How many requests in parallel we do in activitypub-cleaner job
 213   UNAVAILABLE_TRESHOLD: 3, // How many attemps we do before removing an unavailable remote resource
 214   PERIOD: parseDurationToMs('1 week') // /!\ Has to be sync with REPEAT_JOBS
 215 }
 216
 217 const REQUEST_TIMEOUTS = {
 218   DEFAULT: 7000, // 7 seconds
 219   FILE: 30000, // 30 seconds
 220   REDUNDANCY: JOB_TTL['video-redundancy']
 221 }
 222
 223 const JOB_COMPLETED_LIFETIME = 60000 * 60 * 24 * 2 // 2 days
 224 const VIDEO_IMPORT_TIMEOUT = Math.floor(JOB_TTL['video-import'] * 0.9)
 225
 226 const SCHEDULER_INTERVALS_MS = {
 227   ACTOR_FOLLOW_SCORES: 60000 * 60, // 1 hour
 228   REMOVE_OLD_JOBS: 60000 * 60, // 1 hour
 229   UPDATE_VIDEOS: 60000, // 1 minute
 230   YOUTUBE_DL_UPDATE: 60000 * 60 * 24, // 1 day
 231   GEO_IP_UPDATE: 60000 * 60 * 24, // 1 day
 232   VIDEO_VIEWS_BUFFER_UPDATE: CONFIG.VIEWS.VIDEOS.LOCAL_BUFFER_UPDATE_INTERVAL,
 233   CHECK_PLUGINS: CONFIG.PLUGINS.INDEX.CHECK_LATEST_VERSIONS_INTERVAL,
 234   CHECK_PEERTUBE_VERSION: 60000 * 60 * 24, // 1 day
 235   AUTO_FOLLOW_INDEX_INSTANCES: 60000 * 60 * 24, // 1 day
 236   REMOVE_OLD_VIEWS: 60000 * 60 * 24, // 1 day
 237   REMOVE_OLD_HISTORY: 60000 * 60 * 24, // 1 day
 238   UPDATE_INBOX_STATS: 1000 * 60, // 1 minute
 239   REMOVE_DANGLING_RESUMABLE_UPLOADS: 60000 * 60 // 1 hour
 240 }
 241
 242 // ---------------------------------------------------------------------------
 243
 244 const CONSTRAINTS_FIELDS = {
 245   USERS: {
 246     NAME: { min: 1, max: 120 }, // Length
 247     DESCRIPTION: { min: 3, max: 1000 }, // Length
 248     USERNAME: { min: 1, max: 50 }, // Length
 249     PASSWORD: { min: 6, max: 255 }, // Length
 250     VIDEO_QUOTA: { min: -1 },
 251     VIDEO_QUOTA_DAILY: { min: -1 },
 252     VIDEO_LANGUAGES: { max: 500 }, // Array length
 253     BLOCKED_REASON: { min: 3, max: 250 } // Length
 254   },
 255   ABUSES: {
 256     REASON: { min: 2, max: 3000 }, // Length
 257     MODERATION_COMMENT: { min: 2, max: 3000 } // Length
 258   },
 259   ABUSE_MESSAGES: {
 260     MESSAGE: { min: 2, max: 3000 } // Length
 261   },
 262   VIDEO_BLACKLIST: {
 263     REASON: { min: 2, max: 300 } // Length
 264   },
 265   VIDEO_CHANNELS: {
 266     NAME: { min: 1, max: 120 }, // Length
 267     DESCRIPTION: { min: 3, max: 1000 }, // Length
 268     SUPPORT: { min: 3, max: 1000 }, // Length
 269     URL: { min: 3, max: 2000 } // Length
 270   },
 271   VIDEO_CAPTIONS: {
 272     CAPTION_FILE: {
 273       EXTNAME: [ '.vtt', '.srt' ],
 274       FILE_SIZE: {
 275         max: 20 * 1024 * 1024 // 20MB
 276       }
 277     }
 278   },
 279   VIDEO_IMPORTS: {
 280     URL: { min: 3, max: 2000 }, // Length
 281     TORRENT_NAME: { min: 3, max: 255 }, // Length
 282     TORRENT_FILE: {
 283       EXTNAME: [ '.torrent' ],
 284       FILE_SIZE: {
 285         max: 1024 * 200 // 200 KB
 286       }
 287     }
 288   },
 289   VIDEOS_REDUNDANCY: {
 290     URL: { min: 3, max: 2000 } // Length
 291   },
 292   VIDEO_RATES: {
 293     URL: { min: 3, max: 2000 } // Length
 294   },
 295   VIDEOS: {
 296     NAME: { min: 3, max: 120 }, // Length
 297     LANGUAGE: { min: 1, max: 10 }, // Length
 298     TRUNCATED_DESCRIPTION: { min: 3, max: 250 }, // Length
 299     DESCRIPTION: { min: 3, max: 10000 }, // Length
 300     SUPPORT: { min: 3, max: 1000 }, // Length
 301     IMAGE: {
 302       EXTNAME: [ '.png', '.jpg', '.jpeg', '.webp' ],
 303       FILE_SIZE: {
 304         max: 4 * 1024 * 1024 // 4MB
 305       }
 306     },
 307     EXTNAME: [] as string[],
 308     INFO_HASH: { min: 40, max: 40 }, // Length, info hash is 20 bytes length but we represent it in hexadecimal so 20 * 2
 309     DURATION: { min: 0 }, // Number
 310     TAGS: { min: 0, max: 5 }, // Number of total tags
 311     TAG: { min: 2, max: 30 }, // Length
 312     VIEWS: { min: 0 },
 313     LIKES: { min: 0 },
 314     DISLIKES: { min: 0 },
 315     FILE_SIZE: { min: -1 },
 316     PARTIAL_UPLOAD_SIZE: { max: 50 * 1024 * 1024 * 1024 }, // 50GB
 317     URL: { min: 3, max: 2000 } // Length
 318   },
 319   VIDEO_PLAYLISTS: {
 320     NAME: { min: 1, max: 120 }, // Length
 321     DESCRIPTION: { min: 3, max: 1000 }, // Length
 322     URL: { min: 3, max: 2000 }, // Length
 323     IMAGE: {
 324       EXTNAME: [ '.jpg', '.jpeg' ],
 325       FILE_SIZE: {
 326         max: 4 * 1024 * 1024 // 4MB
 327       }
 328     }
 329   },
 330   ACTORS: {
 331     PUBLIC_KEY: { min: 10, max: 5000 }, // Length
 332     PRIVATE_KEY: { min: 10, max: 5000 }, // Length
 333     URL: { min: 3, max: 2000 }, // Length
 334     IMAGE: {
 335       EXTNAME: [ '.png', '.jpeg', '.jpg', '.gif', '.webp' ],
 336       FILE_SIZE: {
 337         max: 4 * 1024 * 1024 // 4MB
 338       }
 339     }
 340   },
 341   VIDEO_EVENTS: {
 342     COUNT: { min: 0 }
 343   },
 344   VIDEO_COMMENTS: {
 345     TEXT: { min: 1, max: 10000 }, // Length
 346     URL: { min: 3, max: 2000 } // Length
 347   },
 348   VIDEO_SHARE: {
 349     URL: { min: 3, max: 2000 } // Length
 350   },
 351   CONTACT_FORM: {
 352     FROM_NAME: { min: 1, max: 120 }, // Length
 353     BODY: { min: 3, max: 5000 } // Length
 354   },
 355   PLUGINS: {
 356     NAME: { min: 1, max: 214 }, // Length
 357     DESCRIPTION: { min: 1, max: 20000 } // Length
 358   },
 359   COMMONS: {
 360     URL: { min: 5, max: 2000 } // Length
 361   },
 362   VIDEO_STUDIO: {
 363     TASKS: { min: 1, max: 10 }, // Number of tasks
 364     CUT_TIME: { min: 0 } // Value
 365   }
 366 }
 367
 368 const VIEW_LIFETIME = {
 369   VIEW: CONFIG.VIEWS.VIDEOS.IP_VIEW_EXPIRATION,
 370   VIEWER_COUNTER: 60000 * 1, // 1 minute
 371   VIEWER_STATS: 60000 * 60 // 1 hour
 372 }
 373
 374 const MAX_LOCAL_VIEWER_WATCH_SECTIONS = 10
 375
 376 let CONTACT_FORM_LIFETIME = 60000 * 60 // 1 hour
 377
 378 const VIDEO_TRANSCODING_FPS: VideoTranscodingFPS = {
 379   MIN: 1,
 380   STANDARD: [ 24, 25, 30 ],
 381   HD_STANDARD: [ 50, 60 ],
 382   AUDIO_MERGE: 25,
 383   AVERAGE: 30,
 384   MAX: 60,
 385   KEEP_ORIGIN_FPS_RESOLUTION_MIN: 720 // We keep the original FPS on high resolutions (720 minimum)
 386 }
 387
 388 const DEFAULT_AUDIO_RESOLUTION = VideoResolution.H_480P
 389
 390 const VIDEO_RATE_TYPES: { [ id: string ]: VideoRateType } = {
 391   LIKE: 'like',
 392   DISLIKE: 'dislike'
 393 }
 394
 395 const FFMPEG_NICE: { [ id: string ]: number } = {
 396   // parent process defaults to niceness = 0
 397   // reminder: lower = higher priority, max value is 19, lowest is -20
 398   LIVE: 5, // prioritize over VOD and THUMBNAIL
 399   THUMBNAIL: 10,
 400   VOD: 15
 401 }
 402
 403 const VIDEO_CATEGORIES = {
 404   1: 'Music',
 405   2: 'Films',
 406   3: 'Vehicles',
 407   4: 'Art',
 408   5: 'Sports',
 409   6: 'Travels',
 410   7: 'Gaming',
 411   8: 'People',
 412   9: 'Comedy',
 413   10: 'Entertainment',
 414   11: 'News & Politics',
 415   12: 'How To',
 416   13: 'Education',
 417   14: 'Activism',
 418   15: 'Science & Technology',
 419   16: 'Animals',
 420   17: 'Kids',
 421   18: 'Food'
 422 }
 423
 424 // See https://creativecommons.org/licenses/?lang=en
 425 const VIDEO_LICENCES = {
 426   1: 'Attribution',
 427   2: 'Attribution - Share Alike',
 428   3: 'Attribution - No Derivatives',
 429   4: 'Attribution - Non Commercial',
 430   5: 'Attribution - Non Commercial - Share Alike',
 431   6: 'Attribution - Non Commercial - No Derivatives',
 432   7: 'Public Domain Dedication'
 433 }
 434
 435 const VIDEO_LANGUAGES: { [id: string]: string } = {}
 436
 437 const VIDEO_PRIVACIES: { [ id in VideoPrivacy ]: string } = {
 438   [VideoPrivacy.PUBLIC]: 'Public',
 439   [VideoPrivacy.UNLISTED]: 'Unlisted',
 440   [VideoPrivacy.PRIVATE]: 'Private',
 441   [VideoPrivacy.INTERNAL]: 'Internal'
 442 }
 443
 444 const VIDEO_STATES: { [ id in VideoState ]: string } = {
 445   [VideoState.PUBLISHED]: 'Published',
 446   [VideoState.TO_TRANSCODE]: 'To transcode',
 447   [VideoState.TO_IMPORT]: 'To import',
 448   [VideoState.WAITING_FOR_LIVE]: 'Waiting for livestream',
 449   [VideoState.LIVE_ENDED]: 'Livestream ended',
 450   [VideoState.TO_MOVE_TO_EXTERNAL_STORAGE]: 'To move to an external storage',
 451   [VideoState.TRANSCODING_FAILED]: 'Transcoding failed',
 452   [VideoState.TO_MOVE_TO_EXTERNAL_STORAGE_FAILED]: 'External storage move failed',
 453   [VideoState.TO_EDIT]: 'To edit*'
 454 }
 455
 456 const VIDEO_IMPORT_STATES: { [ id in VideoImportState ]: string } = {
 457   [VideoImportState.FAILED]: 'Failed',
 458   [VideoImportState.PENDING]: 'Pending',
 459   [VideoImportState.SUCCESS]: 'Success',
 460   [VideoImportState.REJECTED]: 'Rejected',
 461   [VideoImportState.CANCELLED]: 'Cancelled',
 462   [VideoImportState.PROCESSING]: 'Processing'
 463 }
 464
 465 const ABUSE_STATES: { [ id in AbuseState ]: string } = {
 466   [AbuseState.PENDING]: 'Pending',
 467   [AbuseState.REJECTED]: 'Rejected',
 468   [AbuseState.ACCEPTED]: 'Accepted'
 469 }
 470
 471 const VIDEO_PLAYLIST_PRIVACIES: { [ id in VideoPlaylistPrivacy ]: string } = {
 472   [VideoPlaylistPrivacy.PUBLIC]: 'Public',
 473   [VideoPlaylistPrivacy.UNLISTED]: 'Unlisted',
 474   [VideoPlaylistPrivacy.PRIVATE]: 'Private'
 475 }
 476
 477 const VIDEO_PLAYLIST_TYPES: { [ id in VideoPlaylistType ]: string } = {
 478   [VideoPlaylistType.REGULAR]: 'Regular',
 479   [VideoPlaylistType.WATCH_LATER]: 'Watch later'
 480 }
 481
 482 const MIMETYPES = {
 483   AUDIO: {
 484     MIMETYPE_EXT: {
 485       'audio/mpeg': '.mp3',
 486       'audio/mp3': '.mp3',
 487
 488       'application/ogg': '.ogg',
 489       'audio/ogg': '.ogg',
 490
 491       'audio/x-ms-wma': '.wma',
 492       'audio/wav': '.wav',
 493       'audio/x-wav': '.wav',
 494
 495       'audio/x-flac': '.flac',
 496       'audio/flac': '.flac',
 497
 498       'audio/vnd.dlna.adts': '.aac',
 499       'audio/aac': '.aac',
 500
 501       'audio/m4a': '.m4a',
 502       'audio/mp4': '.m4a',
 503       'audio/x-m4a': '.m4a',
 504
 505       'audio/vnd.dolby.dd-raw': '.ac3',
 506       'audio/ac3': '.ac3'
 507     },
 508     EXT_MIMETYPE: null as { [ id: string ]: string }
 509   },
 510   VIDEO: {
 511     MIMETYPE_EXT: null as { [ id: string ]: string | string[] },
 512     MIMETYPES_REGEX: null as string,
 513     EXT_MIMETYPE: null as { [ id: string ]: string }
 514   },
 515   IMAGE: {
 516     MIMETYPE_EXT: {
 517       'image/png': '.png',
 518       'image/gif': '.gif',
 519       'image/webp': '.webp',
 520       'image/jpg': '.jpg',
 521       'image/jpeg': '.jpg'
 522     },
 523     EXT_MIMETYPE: null as { [ id: string ]: string }
 524   },
 525   VIDEO_CAPTIONS: {
 526     MIMETYPE_EXT: {
 527       'text/vtt': '.vtt',
 528       'application/x-subrip': '.srt',
 529       'text/plain': '.srt'
 530     }
 531   },
 532   TORRENT: {
 533     MIMETYPE_EXT: {
 534       'application/x-bittorrent': '.torrent'
 535     }
 536   }
 537 }
 538 MIMETYPES.AUDIO.EXT_MIMETYPE = invert(MIMETYPES.AUDIO.MIMETYPE_EXT)
 539 MIMETYPES.IMAGE.EXT_MIMETYPE = invert(MIMETYPES.IMAGE.MIMETYPE_EXT)
 540
 541 const BINARY_CONTENT_TYPES = new Set([
 542   'binary/octet-stream',
 543   'application/octet-stream',
 544   'application/x-binary'
 545 ])
 546
 547 // ---------------------------------------------------------------------------
 548
 549 const OVERVIEWS = {
 550   VIDEOS: {
 551     SAMPLE_THRESHOLD: 6,
 552     SAMPLES_COUNT: 20
 553   }
 554 }
 555
 556 // ---------------------------------------------------------------------------
 557
 558 const SERVER_ACTOR_NAME = 'peertube'
 559
 560 const ACTIVITY_PUB = {
 561   POTENTIAL_ACCEPT_HEADERS: [
 562     'application/activity+json',
 563     'application/ld+json',
 564     'application/ld+json; profile="https://www.w3.org/ns/activitystreams"'
 565   ],
 566   ACCEPT_HEADER: 'application/activity+json, application/ld+json',
 567   PUBLIC: 'https://www.w3.org/ns/activitystreams#Public',
 568   COLLECTION_ITEMS_PER_PAGE: 10,
 569   FETCH_PAGE_LIMIT: 2000,
 570   URL_MIME_TYPES: {
 571     VIDEO: [] as string[],
 572     TORRENT: [ 'application/x-bittorrent' ],
 573     MAGNET: [ 'application/x-bittorrent;x-scheme-handler/magnet' ]
 574   },
 575   MAX_RECURSION_COMMENTS: 100,
 576   ACTOR_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2, // 2 days
 577   VIDEO_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2, // 2 days
 578   VIDEO_PLAYLIST_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2 // 2 days
 579 }
 580
 581 const ACTIVITY_PUB_ACTOR_TYPES: { [ id: string ]: ActivityPubActorType } = {
 582   GROUP: 'Group',
 583   PERSON: 'Person',
 584   APPLICATION: 'Application',
 585   ORGANIZATION: 'Organization',
 586   SERVICE: 'Service'
 587 }
 588
 589 const HTTP_SIGNATURE = {
 590   HEADER_NAME: 'signature',
 591   ALGORITHM: 'rsa-sha256',
 592   HEADERS_TO_SIGN: [ '(request-target)', '(created)', 'host', 'date', 'digest' ],
 593   CLOCK_SKEW_SECONDS: 1800
 594 }
 595
 596 // ---------------------------------------------------------------------------
 597
 598 let PRIVATE_RSA_KEY_SIZE = 2048
 599
 600 // Password encryption
 601 const BCRYPT_SALT_SIZE = 10
 602
 603 const USER_PASSWORD_RESET_LIFETIME = 60000 * 60 // 60 minutes
 604 const USER_PASSWORD_CREATE_LIFETIME = 60000 * 60 * 24 * 7 // 7 days
 605
 606 const USER_EMAIL_VERIFY_LIFETIME = 60000 * 60 // 60 minutes
 607
 608 const NSFW_POLICY_TYPES: { [ id: string ]: NSFWPolicyType } = {
 609   DO_NOT_LIST: 'do_not_list',
 610   BLUR: 'blur',
 611   DISPLAY: 'display'
 612 }
 613
 614 // ---------------------------------------------------------------------------
 615
 616 // Express static paths (router)
 617 const STATIC_PATHS = {
 618   THUMBNAILS: '/static/thumbnails/',
 619   WEBSEED: '/static/webseed/',
 620   REDUNDANCY: '/static/redundancy/',
 621   STREAMING_PLAYLISTS: {
 622     HLS: '/static/streaming-playlists/hls'
 623   }
 624 }
 625 const STATIC_DOWNLOAD_PATHS = {
 626   TORRENTS: '/download/torrents/',
 627   VIDEOS: '/download/videos/',
 628   HLS_VIDEOS: '/download/streaming-playlists/hls/videos/'
 629 }
 630 const LAZY_STATIC_PATHS = {
 631   BANNERS: '/lazy-static/banners/',
 632   AVATARS: '/lazy-static/avatars/',
 633   PREVIEWS: '/lazy-static/previews/',
 634   VIDEO_CAPTIONS: '/lazy-static/video-captions/',
 635   TORRENTS: '/lazy-static/torrents/'
 636 }
 637
 638 // Cache control
 639 const STATIC_MAX_AGE = {
 640   SERVER: '2h',
 641   LAZY_SERVER: '2d',
 642   CLIENT: '30d'
 643 }
 644
 645 // Videos thumbnail size
 646 const THUMBNAILS_SIZE = {
 647   width: 280,
 648   height: 157,
 649   minWidth: 150
 650 }
 651 const PREVIEWS_SIZE = {
 652   width: 850,
 653   height: 480,
 654   minWidth: 400
 655 }
 656 const ACTOR_IMAGES_SIZE: { [key in ActorImageType]: { width: number, height: number }[]} = {
 657   [ActorImageType.AVATAR]: [
 658     {
 659       width: 120,
 660       height: 120
 661     },
 662     {
 663       width: 48,
 664       height: 48
 665     }
 666   ],
 667   [ActorImageType.BANNER]: [
 668     {
 669       width: 1920,
 670       height: 317 // 6/1 ratio
 671     }
 672   ]
 673 }
 674
 675 const EMBED_SIZE = {
 676   width: 560,
 677   height: 315
 678 }
 679
 680 // Sub folders of cache directory
 681 const FILES_CACHE = {
 682   PREVIEWS: {
 683     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'previews'),
 684     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 685   },
 686   VIDEO_CAPTIONS: {
 687     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'video-captions'),
 688     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 689   },
 690   TORRENTS: {
 691     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'torrents'),
 692     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 693   }
 694 }
 695
 696 const LRU_CACHE = {
 697   USER_TOKENS: {
 698     MAX_SIZE: 1000
 699   },
 700   ACTOR_IMAGE_STATIC: {
 701     MAX_SIZE: 500
 702   }
 703 }
 704
 705 const RESUMABLE_UPLOAD_DIRECTORY = join(CONFIG.STORAGE.TMP_DIR, 'resumable-uploads')
 706 const HLS_STREAMING_PLAYLIST_DIRECTORY = join(CONFIG.STORAGE.STREAMING_PLAYLISTS_DIR, 'hls')
 707 const HLS_REDUNDANCY_DIRECTORY = join(CONFIG.STORAGE.REDUNDANCY_DIR, 'hls')
 708
 709 const RESUMABLE_UPLOAD_SESSION_LIFETIME = SCHEDULER_INTERVALS_MS.REMOVE_DANGLING_RESUMABLE_UPLOADS
 710
 711 const VIDEO_LIVE = {
 712   EXTENSION: '.ts',
 713   CLEANUP_DELAY: 1000 * 60 * 5, // 5 minutes
 714   SEGMENT_TIME_SECONDS: {
 715     DEFAULT_LATENCY: 4, // 4 seconds
 716     SMALL_LATENCY: 2 // 2 seconds
 717   },
 718   SEGMENTS_LIST_SIZE: 15, // 15 maximum segments in live playlist
 719   REPLAY_DIRECTORY: 'replay',
 720   EDGE_LIVE_DELAY_SEGMENTS_NOTIFICATION: 4,
 721   MAX_SOCKET_WAITING_DATA: 1024 * 1000 * 100, // 100MB
 722   RTMP: {
 723     CHUNK_SIZE: 60000,
 724     GOP_CACHE: true,
 725     PING: 60,
 726     PING_TIMEOUT: 30,
 727     BASE_PATH: 'live'
 728   }
 729 }
 730
 731 const MEMOIZE_TTL = {
 732   OVERVIEWS_SAMPLE: 1000 * 3600 * 4, // 4 hours
 733   INFO_HASH_EXISTS: 1000 * 3600 * 12, // 12 hours
 734   LIVE_ABLE_TO_UPLOAD: 1000 * 60, // 1 minute
 735   LIVE_CHECK_SOCKET_HEALTH: 1000 * 60 // 1 minute
 736 }
 737
 738 const MEMOIZE_LENGTH = {
 739   INFO_HASH_EXISTS: 200
 740 }
 741
 742 const QUEUE_CONCURRENCY = {
 743   ACTOR_PROCESS_IMAGE: 3
 744 }
 745
 746 const REDUNDANCY = {
 747   VIDEOS: {
 748     RANDOMIZED_FACTOR: 5
 749   }
 750 }
 751
 752 const ACCEPT_HEADERS = [ 'html', 'application/json' ].concat(ACTIVITY_PUB.POTENTIAL_ACCEPT_HEADERS)
 753
 754 const ASSETS_PATH = {
 755   DEFAULT_AUDIO_BACKGROUND: join(root(), 'dist', 'server', 'assets', 'default-audio-background.jpg'),
 756   DEFAULT_LIVE_BACKGROUND: join(root(), 'dist', 'server', 'assets', 'default-live-background.jpg')
 757 }
 758
 759 // ---------------------------------------------------------------------------
 760
 761 const CUSTOM_HTML_TAG_COMMENTS = {
 762   TITLE: '<!-- title tag -->',
 763   DESCRIPTION: '<!-- description tag -->',
 764   CUSTOM_CSS: '<!-- custom css tag -->',
 765   META_TAGS: '<!-- meta tags -->',
 766   SERVER_CONFIG: '<!-- server config -->'
 767 }
 768
 769 // ---------------------------------------------------------------------------
 770
 771 const FEEDS = {
 772   COUNT: 20
 773 }
 774
 775 const MAX_LOGS_OUTPUT_CHARACTERS = 10 * 1000 * 1000
 776 const LOG_FILENAME = 'peertube.log'
 777 const AUDIT_LOG_FILENAME = 'peertube-audit.log'
 778
 779 // ---------------------------------------------------------------------------
 780
 781 const TRACKER_RATE_LIMITS = {
 782   INTERVAL: 60000 * 5, // 5 minutes
 783   ANNOUNCES_PER_IP_PER_INFOHASH: 15, // maximum announces per torrent in the interval
 784   ANNOUNCES_PER_IP: 30, // maximum announces for all our torrents in the interval
 785   BLOCK_IP_LIFETIME: 60000 * 3 // 3 minutes
 786 }
 787
 788 const P2P_MEDIA_LOADER_PEER_VERSION = 2
 789
 790 // ---------------------------------------------------------------------------
 791
 792 const PLUGIN_GLOBAL_CSS_FILE_NAME = 'plugins-global.css'
 793 const PLUGIN_GLOBAL_CSS_PATH = join(CONFIG.STORAGE.TMP_DIR, PLUGIN_GLOBAL_CSS_FILE_NAME)
 794
 795 let PLUGIN_EXTERNAL_AUTH_TOKEN_LIFETIME = 1000 * 60 * 5 // 5 minutes
 796
 797 const DEFAULT_THEME_NAME = 'default'
 798 const DEFAULT_USER_THEME_NAME = 'instance-default'
 799
 800 // ---------------------------------------------------------------------------
 801
 802 const SEARCH_INDEX = {
 803   ROUTES: {
 804     VIDEOS: '/api/v1/search/videos',
 805     VIDEO_CHANNELS: '/api/v1/search/video-channels'
 806   }
 807 }
 808
 809 // ---------------------------------------------------------------------------
 810
 811 const STATS_TIMESERIE = {
 812   MAX_DAYS: 365 * 10 // Around 10 years
 813 }
 814
 815 // ---------------------------------------------------------------------------
 816
 817 // Special constants for a test instance
 818 if (isTestInstance() === true) {
 819   PRIVATE_RSA_KEY_SIZE = 1024
 820
 821   ACTOR_FOLLOW_SCORE.BASE = 20
 822
 823   REMOTE_SCHEME.HTTP = 'http'
 824   REMOTE_SCHEME.WS = 'ws'
 825
 826   STATIC_MAX_AGE.SERVER = '0'
 827
 828   ACTIVITY_PUB.COLLECTION_ITEMS_PER_PAGE = 2
 829   ACTIVITY_PUB.ACTOR_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
 830   ACTIVITY_PUB.VIDEO_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
 831   ACTIVITY_PUB.VIDEO_PLAYLIST_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
 832
 833   CONSTRAINTS_FIELDS.ACTORS.IMAGE.FILE_SIZE.max = 100 * 1024 // 100KB
 834   CONSTRAINTS_FIELDS.VIDEOS.IMAGE.FILE_SIZE.max = 400 * 1024 // 400KB
 835
 836   SCHEDULER_INTERVALS_MS.ACTOR_FOLLOW_SCORES = 1000
 837   SCHEDULER_INTERVALS_MS.REMOVE_OLD_JOBS = 10000
 838   SCHEDULER_INTERVALS_MS.REMOVE_OLD_HISTORY = 5000
 839   SCHEDULER_INTERVALS_MS.REMOVE_OLD_VIEWS = 5000
 840   SCHEDULER_INTERVALS_MS.UPDATE_VIDEOS = 5000
 841   SCHEDULER_INTERVALS_MS.AUTO_FOLLOW_INDEX_INSTANCES = 5000
 842   SCHEDULER_INTERVALS_MS.UPDATE_INBOX_STATS = 5000
 843   SCHEDULER_INTERVALS_MS.CHECK_PEERTUBE_VERSION = 2000
 844
 845   REPEAT_JOBS['videos-views-stats'] = { every: 5000 }
 846
 847   REPEAT_JOBS['activitypub-cleaner'] = { every: 5000 }
 848   AP_CLEANER.PERIOD = 5000
 849
 850   REDUNDANCY.VIDEOS.RANDOMIZED_FACTOR = 1
 851
 852   VIEW_LIFETIME.VIEWER_COUNTER = 1000 * 5 // 5 second
 853   VIEW_LIFETIME.VIEWER_STATS = 1000 * 5 // 5 second
 854   CONTACT_FORM_LIFETIME = 1000 // 1 second
 855
 856   JOB_ATTEMPTS['email'] = 1
 857
 858   FILES_CACHE.VIDEO_CAPTIONS.MAX_AGE = 3000
 859   MEMOIZE_TTL.OVERVIEWS_SAMPLE = 3000
 860   MEMOIZE_TTL.LIVE_ABLE_TO_UPLOAD = 3000
 861   OVERVIEWS.VIDEOS.SAMPLE_THRESHOLD = 2
 862
 863   PLUGIN_EXTERNAL_AUTH_TOKEN_LIFETIME = 5000
 864
 865   VIDEO_LIVE.CLEANUP_DELAY = 5000
 866   VIDEO_LIVE.SEGMENT_TIME_SECONDS.DEFAULT_LATENCY = 2
 867   VIDEO_LIVE.SEGMENT_TIME_SECONDS.SMALL_LATENCY = 1
 868   VIDEO_LIVE.EDGE_LIVE_DELAY_SEGMENTS_NOTIFICATION = 1
 869 }
 870
 871 updateWebserverUrls()
 872 updateWebserverConfig()
 873
 874 registerConfigChangedHandler(() => {
 875   updateWebserverUrls()
 876   updateWebserverConfig()
 877 })
 878
 879 // ---------------------------------------------------------------------------
 880
 881 const FILES_CONTENT_HASH = {
 882   MANIFEST: generateContentHash(),
 883   FAVICON: generateContentHash(),
 884   LOGO: generateContentHash()
 885 }
 886
 887 // ---------------------------------------------------------------------------
 888
 889 const VIDEO_FILTERS = {
 890   WATERMARK: {
 891     SIZE_RATIO: 1 / 10,
 892     HORIZONTAL_MARGIN_RATIO: 1 / 20,
 893     VERTICAL_MARGIN_RATIO: 1 / 20
 894   }
 895 }
 896
 897 // ---------------------------------------------------------------------------
 898
 899 export {
 900   WEBSERVER,
 901   API_VERSION,
 902   VIDEO_LIVE,
 903   PEERTUBE_VERSION,
 904   LAZY_STATIC_PATHS,
 905   SEARCH_INDEX,
 906   RESUMABLE_UPLOAD_DIRECTORY,
 907   RESUMABLE_UPLOAD_SESSION_LIFETIME,
 908   HLS_REDUNDANCY_DIRECTORY,
 909   P2P_MEDIA_LOADER_PEER_VERSION,
 910   ACTOR_IMAGES_SIZE,
 911   ACCEPT_HEADERS,
 912   BCRYPT_SALT_SIZE,
 913   TRACKER_RATE_LIMITS,
 914   FILES_CACHE,
 915   LOG_FILENAME,
 916   CONSTRAINTS_FIELDS,
 917   EMBED_SIZE,
 918   REDUNDANCY,
 919   JOB_CONCURRENCY,
 920   JOB_ATTEMPTS,
 921   AP_CLEANER,
 922   LAST_MIGRATION_VERSION,
 923   OAUTH_LIFETIME,
 924   CUSTOM_HTML_TAG_COMMENTS,
 925   STATS_TIMESERIE,
 926   BROADCAST_CONCURRENCY,
 927   AUDIT_LOG_FILENAME,
 928   PAGINATION,
 929   ACTOR_FOLLOW_SCORE,
 930   PREVIEWS_SIZE,
 931   REMOTE_SCHEME,
 932   FOLLOW_STATES,
 933   DEFAULT_USER_THEME_NAME,
 934   SERVER_ACTOR_NAME,
 935   PLUGIN_GLOBAL_CSS_FILE_NAME,
 936   PLUGIN_GLOBAL_CSS_PATH,
 937   PRIVATE_RSA_KEY_SIZE,
 938   VIDEO_FILTERS,
 939   ROUTE_CACHE_LIFETIME,
 940   SORTABLE_COLUMNS,
 941   HLS_STREAMING_PLAYLIST_DIRECTORY,
 942   FEEDS,
 943   JOB_TTL,
 944   DEFAULT_THEME_NAME,
 945   NSFW_POLICY_TYPES,
 946   STATIC_MAX_AGE,
 947   STATIC_PATHS,
 948   VIDEO_IMPORT_TIMEOUT,
 949   VIDEO_PLAYLIST_TYPES,
 950   MAX_LOGS_OUTPUT_CHARACTERS,
 951   ACTIVITY_PUB,
 952   ACTIVITY_PUB_ACTOR_TYPES,
 953   THUMBNAILS_SIZE,
 954   VIDEO_CATEGORIES,
 955   MEMOIZE_LENGTH,
 956   VIDEO_LANGUAGES,
 957   VIDEO_PRIVACIES,
 958   VIDEO_LICENCES,
 959   VIDEO_STATES,
 960   QUEUE_CONCURRENCY,
 961   VIDEO_RATE_TYPES,
 962   JOB_PRIORITY,
 963   VIDEO_TRANSCODING_FPS,
 964   FFMPEG_NICE,
 965   ABUSE_STATES,
 966   LRU_CACHE,
 967   REQUEST_TIMEOUTS,
 968   MAX_LOCAL_VIEWER_WATCH_SECTIONS,
 969   USER_PASSWORD_RESET_LIFETIME,
 970   USER_PASSWORD_CREATE_LIFETIME,
 971   MEMOIZE_TTL,
 972   USER_EMAIL_VERIFY_LIFETIME,
 973   OVERVIEWS,
 974   SCHEDULER_INTERVALS_MS,
 975   REPEAT_JOBS,
 976   STATIC_DOWNLOAD_PATHS,
 977   MIMETYPES,
 978   CRAWL_REQUEST_CONCURRENCY,
 979   DEFAULT_AUDIO_RESOLUTION,
 980   BINARY_CONTENT_TYPES,
 981   JOB_COMPLETED_LIFETIME,
 982   HTTP_SIGNATURE,
 983   VIDEO_IMPORT_STATES,
 984   VIEW_LIFETIME,
 985   CONTACT_FORM_LIFETIME,
 986   VIDEO_PLAYLIST_PRIVACIES,
 987   PLUGIN_EXTERNAL_AUTH_TOKEN_LIFETIME,
 988   ASSETS_PATH,
 989   FILES_CONTENT_HASH,
 990   loadLanguages,
 991   buildLanguages,
 992   generateContentHash
 993 }
 994
 995 // ---------------------------------------------------------------------------
 996
 997 function buildVideoMimetypeExt () {
 998   const data = {
 999     // streamable formats that warrant cross-browser compatibility
1000     'video/webm': '.webm',
1001     // We'll add .ogg if additional extensions are enabled
1002     // We could add .ogg here but since it could be an audio file,
1003     // it would be confusing for users because PeerTube will refuse their file (based on the mimetype)
1004     'video/ogg': [ '.ogv' ],
1005     'video/mp4': '.mp4'
1006   }
1007
1008   if (CONFIG.TRANSCODING.ENABLED) {
1009     if (CONFIG.TRANSCODING.ALLOW_ADDITIONAL_EXTENSIONS) {
1010       data['video/ogg'].push('.ogg')
1011
1012       Object.assign(data, {
1013         'video/x-matroska': '.mkv',
1014
1015         // Developed by Apple
1016         'video/quicktime': [ '.mov', '.qt', '.mqv' ], // often used as output format by editing software
1017         'video/x-m4v': '.m4v',
1018         'video/m4v': '.m4v',
1019
1020         // Developed by the Adobe Flash Platform
1021         'video/x-flv': '.flv',
1022         'video/x-f4v': '.f4v', // replacement for flv
1023
1024         // Developed by Microsoft
1025         'video/x-ms-wmv': '.wmv',
1026         'video/x-msvideo': '.avi',
1027         'video/avi': '.avi',
1028
1029         // Developed by 3GPP
1030         // common video formats for cell phones
1031         'video/3gpp': [ '.3gp', '.3gpp' ],
1032         'video/3gpp2': [ '.3g2', '.3gpp2' ],
1033
1034         // Developed by FFmpeg/Mplayer
1035         'application/x-nut': '.nut',
1036
1037         // The standard video format used by many Sony and Panasonic HD camcorders.
1038         // It is also used for storing high definition video on Blu-ray discs.
1039         'video/mp2t': '.mts',
1040         'video/vnd.dlna.mpeg-tts': '.mts',
1041
1042         'video/m2ts': '.m2ts',
1043
1044         // Old formats reliant on MPEG-1/MPEG-2
1045         'video/mpv': '.mpv',
1046         'video/mpeg2': '.m2v',
1047         'video/mpeg': [ '.m1v', '.mpg', '.mpe', '.mpeg', '.vob' ],
1048         'video/dvd': '.vob',
1049
1050         // Could be anything
1051         'application/octet-stream': null,
1052         'application/mxf': '.mxf' // often used as exchange format by editing software
1053       })
1054     }
1055
1056     if (CONFIG.TRANSCODING.ALLOW_AUDIO_FILES) {
1057       Object.assign(data, MIMETYPES.AUDIO.MIMETYPE_EXT)
1058     }
1059   }
1060
1061   return data
1062 }
1063
1064 function updateWebserverUrls () {
1065   WEBSERVER.URL = sanitizeUrl(CONFIG.WEBSERVER.SCHEME + '://' + CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT)
1066   WEBSERVER.HOST = sanitizeHost(CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT, REMOTE_SCHEME.HTTP)
1067   WEBSERVER.WS = CONFIG.WEBSERVER.WS
1068
1069   WEBSERVER.SCHEME = CONFIG.WEBSERVER.SCHEME
1070   WEBSERVER.HOSTNAME = CONFIG.WEBSERVER.HOSTNAME
1071   WEBSERVER.PORT = CONFIG.WEBSERVER.PORT
1072
1073   const rtmpHostname = CONFIG.LIVE.RTMP.PUBLIC_HOSTNAME || CONFIG.WEBSERVER.HOSTNAME
1074   const rtmpsHostname = CONFIG.LIVE.RTMPS.PUBLIC_HOSTNAME || CONFIG.WEBSERVER.HOSTNAME
1075
1076   WEBSERVER.RTMP_URL = 'rtmp://' + rtmpHostname + ':' + CONFIG.LIVE.RTMP.PORT + '/' + VIDEO_LIVE.RTMP.BASE_PATH
1077   WEBSERVER.RTMPS_URL = 'rtmps://' + rtmpsHostname + ':' + CONFIG.LIVE.RTMPS.PORT + '/' + VIDEO_LIVE.RTMP.BASE_PATH
1078 }
1079
1080 function updateWebserverConfig () {
1081   MIMETYPES.VIDEO.MIMETYPE_EXT = buildVideoMimetypeExt()
1082   MIMETYPES.VIDEO.MIMETYPES_REGEX = buildMimetypesRegex(MIMETYPES.VIDEO.MIMETYPE_EXT)
1083
1084   ACTIVITY_PUB.URL_MIME_TYPES.VIDEO = Object.keys(MIMETYPES.VIDEO.MIMETYPE_EXT)
1085
1086   MIMETYPES.VIDEO.EXT_MIMETYPE = buildVideoExtMimetype(MIMETYPES.VIDEO.MIMETYPE_EXT)
1087
1088   CONSTRAINTS_FIELDS.VIDEOS.EXTNAME = Object.keys(MIMETYPES.VIDEO.EXT_MIMETYPE)
1089 }
1090
1091 function buildVideoExtMimetype (obj: { [ id: string ]: string | string[] }) {
1092   const result: { [id: string]: string } = {}
1093
1094   for (const mimetype of Object.keys(obj)) {
1095     const value = obj[mimetype]
1096     if (!value) continue
1097
1098     const extensions = Array.isArray(value) ? value : [ value ]
1099
1100     for (const extension of extensions) {
1101       result[extension] = mimetype
1102     }
1103   }
1104
1105   return result
1106 }
1107
1108 function buildMimetypesRegex (obj: { [id: string]: string | string[] }) {
1109   return Object.keys(obj)
1110     .map(m => `(${m})`)
1111     .join('|')
1112 }
1113
1114 function loadLanguages () {
1115   Object.assign(VIDEO_LANGUAGES, buildLanguages())
1116 }
1117
1118 function buildLanguages () {
1119   const iso639 = require('iso-639-3')
1120
1121   const languages: { [id: string]: string } = {}
1122
1123   const additionalLanguages = {
1124     sgn: true, // Sign languages (macro language)
1125     ase: true, // American sign language
1126     sdl: true, // Arabian sign language
1127     bfi: true, // British sign language
1128     bzs: true, // Brazilian sign language
1129     csl: true, // Chinese sign language
1130     cse: true, // Czech sign language
1131     dsl: true, // Danish sign language
1132     fsl: true, // French sign language
1133     gsg: true, // German sign language
1134     pks: true, // Pakistan sign language
1135     jsl: true, // Japanese sign language
1136     sfs: true, // South African sign language
1137     swl: true, // Swedish sign language
1138     rsl: true, // Russian sign language
1139
1140     kab: true, // Kabyle
1141
1142     lat: true, // Latin
1143
1144     epo: true, // Esperanto
1145     tlh: true, // Klingon
1146     jbo: true, // Lojban
1147     avk: true, // Kotava
1148
1149     zxx: true // No linguistic content (ISO-639-2)
1150   }
1151
1152   // Only add ISO639-1 languages and some sign languages (ISO639-3)
1153   iso639
1154     .filter(l => {
1155       return (l.iso6391 !== undefined && l.type === 'living') ||
1156         additionalLanguages[l.iso6393] === true
1157     })
1158     .forEach(l => { languages[l.iso6391 || l.iso6393] = l.name })
1159
1160   // Override Occitan label
1161   languages['oc'] = 'Occitan'
1162   languages['el'] = 'Greek'
1163
1164   // Chinese languages
1165   languages['zh-Hans'] = 'Simplified Chinese'
1166   languages['zh-Hant'] = 'Traditional Chinese'
1167
1168   return languages
1169 }
1170
1171 function generateContentHash () {
1172   return randomBytes(20).toString('hex')
1173 }