server/initializers/constants.ts

   1 import { RepeatOptions } from 'bullmq'
   2 import { Encoding, 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   VideoChannelSyncState,
  10   VideoImportState,
  11   VideoPrivacy,
  12   VideoRateType,
  13   VideoResolution,
  14   VideoState,
  15   VideoTranscodingFPS
  16 } from '../../shared/models'
  17 import { ActivityPubActorType } from '../../shared/models/activitypub'
  18 import { ActorImageType, FollowState } from '../../shared/models/actors'
  19 import { NSFWPolicyType } from '../../shared/models/videos/nsfw-policy.type'
  20 import { VideoPlaylistPrivacy } from '../../shared/models/videos/playlist/video-playlist-privacy.model'
  21 import { VideoPlaylistType } from '../../shared/models/videos/playlist/video-playlist-type.model'
  22 // Do not use barrels, remain constants as independent as possible
  23 import { isTestInstance, isTestOrDevInstance, parseDurationToMs, sanitizeHost, sanitizeUrl } from '../helpers/core-utils'
  24 import { CONFIG, registerConfigChangedHandler } from './config'
  25
  26 // ---------------------------------------------------------------------------
  27
  28 const LAST_MIGRATION_VERSION = 745
  29
  30 // ---------------------------------------------------------------------------
  31
  32 const API_VERSION = 'v1'
  33 const PEERTUBE_VERSION: string = require(join(root(), 'package.json')).version
  34
  35 const PAGINATION = {
  36   GLOBAL: {
  37     COUNT: {
  38       DEFAULT: 15,
  39       MAX: 100
  40     }
  41   },
  42   OUTBOX: {
  43     COUNT: {
  44       MAX: 50
  45     }
  46   }
  47 }
  48
  49 const WEBSERVER = {
  50   URL: '',
  51   HOST: '',
  52   SCHEME: '',
  53   WS: '',
  54   HOSTNAME: '',
  55   PORT: 0,
  56   RTMP_URL: '',
  57   RTMPS_URL: ''
  58 }
  59
  60 // Sortable columns per schema
  61 const SORTABLE_COLUMNS = {
  62   ADMIN_USERS: [ 'id', 'username', 'videoQuotaUsed', 'createdAt', 'lastLoginDate', 'role' ],
  63   USER_SUBSCRIPTIONS: [ 'id', 'createdAt' ],
  64   ACCOUNTS: [ 'createdAt' ],
  65   JOBS: [ 'createdAt' ],
  66   VIDEO_CHANNELS: [ 'id', 'name', 'updatedAt', 'createdAt' ],
  67   VIDEO_IMPORTS: [ 'createdAt' ],
  68   VIDEO_CHANNEL_SYNCS: [ 'externalChannelUrl', 'videoChannel', 'createdAt', 'lastSyncAt', 'state' ],
  69
  70   VIDEO_COMMENT_THREADS: [ 'createdAt', 'totalReplies' ],
  71   VIDEO_COMMENTS: [ 'createdAt' ],
  72
  73   VIDEO_RATES: [ 'createdAt' ],
  74   BLACKLISTS: [ 'id', 'name', 'duration', 'views', 'likes', 'dislikes', 'uuid', 'createdAt' ],
  75
  76   INSTANCE_FOLLOWERS: [ 'createdAt', 'state', 'score' ],
  77   INSTANCE_FOLLOWING: [ 'createdAt', 'redundancyAllowed', 'state' ],
  78   ACCOUNT_FOLLOWERS: [ 'createdAt' ],
  79   CHANNEL_FOLLOWERS: [ 'createdAt' ],
  80
  81   VIDEOS: [ 'name', 'duration', 'createdAt', 'publishedAt', 'originallyPublishedAt', 'views', 'likes', 'trending', 'hot', 'best' ],
  82
  83   // Don't forget to update peertube-search-index with the same values
  84   VIDEOS_SEARCH: [ 'name', 'duration', 'createdAt', 'publishedAt', 'originallyPublishedAt', 'views', 'likes', 'match' ],
  85   VIDEO_CHANNELS_SEARCH: [ 'match', 'displayName', 'createdAt' ],
  86   VIDEO_PLAYLISTS_SEARCH: [ 'match', 'displayName', 'createdAt' ],
  87
  88   ABUSES: [ 'id', 'createdAt', 'state' ],
  89
  90   ACCOUNTS_BLOCKLIST: [ 'createdAt' ],
  91   SERVERS_BLOCKLIST: [ 'createdAt' ],
  92
  93   USER_NOTIFICATIONS: [ 'createdAt', 'read' ],
  94
  95   VIDEO_PLAYLISTS: [ 'name', 'displayName', 'createdAt', 'updatedAt' ],
  96
  97   PLUGINS: [ 'name', 'createdAt', 'updatedAt' ],
  98
  99   AVAILABLE_PLUGINS: [ 'npmName', 'popularity' ],
 100
 101   VIDEO_REDUNDANCIES: [ 'name' ]
 102 }
 103
 104 const ROUTE_CACHE_LIFETIME = {
 105   FEEDS: '15 minutes',
 106   ROBOTS: '2 hours',
 107   SITEMAP: '1 day',
 108   SECURITYTXT: '2 hours',
 109   NODEINFO: '10 minutes',
 110   DNT_POLICY: '1 week',
 111   ACTIVITY_PUB: {
 112     VIDEOS: '1 second' // 1 second, cache concurrent requests after a broadcast for example
 113   },
 114   STATS: '4 hours',
 115   WELL_KNOWN: '1 day'
 116 }
 117
 118 // ---------------------------------------------------------------------------
 119
 120 // Number of points we add/remove after a successful/bad request
 121 const ACTOR_FOLLOW_SCORE = {
 122   PENALTY: -10,
 123   BONUS: 10,
 124   BASE: 1000,
 125   MAX: 10000
 126 }
 127
 128 const FOLLOW_STATES: { [ id: string ]: FollowState } = {
 129   PENDING: 'pending',
 130   ACCEPTED: 'accepted',
 131   REJECTED: 'rejected'
 132 }
 133
 134 const REMOTE_SCHEME = {
 135   HTTP: 'https',
 136   WS: 'wss'
 137 }
 138
 139 const JOB_ATTEMPTS: { [id in JobType]: number } = {
 140   'activitypub-http-broadcast': 1,
 141   'activitypub-http-broadcast-parallel': 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   'video-channel-import': 1,
 158   'after-video-channel-import': 1,
 159   'move-to-object-storage': 3,
 160   'notify': 1,
 161   'federate-video': 1
 162 }
 163 // Excluded keys are jobs that can be configured by admins
 164 const JOB_CONCURRENCY: { [id in Exclude<JobType, 'video-transcoding' | 'video-import'>]: number } = {
 165   'activitypub-http-broadcast': 1,
 166   'activitypub-http-broadcast-parallel': 30,
 167   'activitypub-http-unicast': 30,
 168   'activitypub-http-fetcher': 3,
 169   'activitypub-cleaner': 1,
 170   'activitypub-follow': 1,
 171   'video-file-import': 1,
 172   'email': 5,
 173   'actor-keys': 1,
 174   'videos-views-stats': 1,
 175   'activitypub-refresher': 1,
 176   'video-redundancy': 1,
 177   'video-live-ending': 10,
 178   'video-studio-edition': 1,
 179   'manage-video-torrent': 1,
 180   'move-to-object-storage': 1,
 181   'video-channel-import': 1,
 182   'after-video-channel-import': 1,
 183   'notify': 5,
 184   'federate-video': 3
 185 }
 186 const JOB_TTL: { [id in JobType]: number } = {
 187   'activitypub-http-broadcast': 60000 * 10, // 10 minutes
 188   'activitypub-http-broadcast-parallel': 60000 * 10, // 10 minutes
 189   'activitypub-http-unicast': 60000 * 10, // 10 minutes
 190   'activitypub-http-fetcher': 1000 * 3600 * 10, // 10 hours
 191   'activitypub-follow': 60000 * 10, // 10 minutes
 192   'activitypub-cleaner': 1000 * 3600, // 1 hour
 193   'video-file-import': 1000 * 3600, // 1 hour
 194   'video-transcoding': 1000 * 3600 * 48, // 2 days, transcoding could be long
 195   'video-studio-edition': 1000 * 3600 * 10, // 10 hours
 196   'video-import': CONFIG.IMPORT.VIDEOS.TIMEOUT,
 197   'email': 60000 * 10, // 10 minutes
 198   'actor-keys': 60000 * 20, // 20 minutes
 199   'videos-views-stats': undefined, // Unlimited
 200   'activitypub-refresher': 60000 * 10, // 10 minutes
 201   'video-redundancy': 1000 * 3600 * 3, // 3 hours
 202   'video-live-ending': 1000 * 60 * 10, // 10 minutes
 203   'manage-video-torrent': 1000 * 3600 * 3, // 3 hours
 204   'move-to-object-storage': 1000 * 60 * 60 * 3, // 3 hours
 205   'video-channel-import': 1000 * 60 * 60 * 4, // 4 hours
 206   'after-video-channel-import': 60000 * 5, // 5 minutes
 207   'notify': 60000 * 5, // 5 minutes
 208   'federate-video': 60000 * 5 // 5 minutes
 209 }
 210 const REPEAT_JOBS: { [ id in JobType ]?: RepeatOptions } = {
 211   'videos-views-stats': {
 212     cron: randomInt(1, 20) + ' * * * *' // Between 1-20 minutes past the hour
 213   },
 214   'activitypub-cleaner': {
 215     cron: '30 5 * * ' + randomInt(0, 7) // 1 time per week (random day) at 5:30 AM
 216   }
 217 }
 218 const JOB_PRIORITY = {
 219   TRANSCODING: 100
 220 }
 221
 222 const BROADCAST_CONCURRENCY = 30 // How many requests in parallel we do in activitypub-http-broadcast job
 223 const CRAWL_REQUEST_CONCURRENCY = 1 // How many requests in parallel to fetch remote data (likes, shares...)
 224
 225 const AP_CLEANER = {
 226   CONCURRENCY: 10, // How many requests in parallel we do in activitypub-cleaner job
 227   UNAVAILABLE_TRESHOLD: 3, // How many attempts we do before removing an unavailable remote resource
 228   PERIOD: parseDurationToMs('1 week') // /!\ Has to be sync with REPEAT_JOBS
 229 }
 230
 231 const REQUEST_TIMEOUTS = {
 232   DEFAULT: 7000, // 7 seconds
 233   FILE: 30000, // 30 seconds
 234   REDUNDANCY: JOB_TTL['video-redundancy']
 235 }
 236
 237 const JOB_REMOVAL_OPTIONS = {
 238   COUNT: 10000, // Max jobs to store
 239
 240   SUCCESS: { // Success jobs
 241     'DEFAULT': parseDurationToMs('2 days'),
 242
 243     'activitypub-http-broadcast-parallel': parseDurationToMs('10 minutes'),
 244     'activitypub-http-unicast': parseDurationToMs('1 hour'),
 245     'videos-views-stats': parseDurationToMs('3 hours'),
 246     'activitypub-refresher': parseDurationToMs('10 hours')
 247   },
 248
 249   FAILURE: { // Failed job
 250     DEFAULT: parseDurationToMs('7 days')
 251   }
 252 }
 253
 254 const VIDEO_IMPORT_TIMEOUT = Math.floor(JOB_TTL['video-import'] * 0.9)
 255
 256 const SCHEDULER_INTERVALS_MS = {
 257   ACTOR_FOLLOW_SCORES: 60000 * 60, // 1 hour
 258   REMOVE_OLD_JOBS: 60000 * 60, // 1 hour
 259   UPDATE_VIDEOS: 60000, // 1 minute
 260   YOUTUBE_DL_UPDATE: 60000 * 60 * 24, // 1 day
 261   GEO_IP_UPDATE: 60000 * 60 * 24, // 1 day
 262   VIDEO_VIEWS_BUFFER_UPDATE: CONFIG.VIEWS.VIDEOS.LOCAL_BUFFER_UPDATE_INTERVAL,
 263   CHECK_PLUGINS: CONFIG.PLUGINS.INDEX.CHECK_LATEST_VERSIONS_INTERVAL,
 264   CHECK_PEERTUBE_VERSION: 60000 * 60 * 24, // 1 day
 265   AUTO_FOLLOW_INDEX_INSTANCES: 60000 * 60 * 24, // 1 day
 266   REMOVE_OLD_VIEWS: 60000 * 60 * 24, // 1 day
 267   REMOVE_OLD_HISTORY: 60000 * 60 * 24, // 1 day
 268   UPDATE_INBOX_STATS: 1000 * 60, // 1 minute
 269   REMOVE_DANGLING_RESUMABLE_UPLOADS: 60000 * 60, // 1 hour
 270   CHANNEL_SYNC_CHECK_INTERVAL: CONFIG.IMPORT.VIDEO_CHANNEL_SYNCHRONIZATION.CHECK_INTERVAL
 271 }
 272
 273 // ---------------------------------------------------------------------------
 274
 275 const CONSTRAINTS_FIELDS = {
 276   USERS: {
 277     NAME: { min: 1, max: 120 }, // Length
 278     DESCRIPTION: { min: 3, max: 1000 }, // Length
 279     USERNAME: { min: 1, max: 50 }, // Length
 280     PASSWORD: { min: 6, max: 255 }, // Length
 281     VIDEO_QUOTA: { min: -1 },
 282     VIDEO_QUOTA_DAILY: { min: -1 },
 283     VIDEO_LANGUAGES: { max: 500 }, // Array length
 284     BLOCKED_REASON: { min: 3, max: 250 } // Length
 285   },
 286   ABUSES: {
 287     REASON: { min: 2, max: 3000 }, // Length
 288     MODERATION_COMMENT: { min: 2, max: 3000 } // Length
 289   },
 290   ABUSE_MESSAGES: {
 291     MESSAGE: { min: 2, max: 3000 } // Length
 292   },
 293   VIDEO_BLACKLIST: {
 294     REASON: { min: 2, max: 300 } // Length
 295   },
 296   VIDEO_CHANNELS: {
 297     NAME: { min: 1, max: 120 }, // Length
 298     DESCRIPTION: { min: 3, max: 1000 }, // Length
 299     SUPPORT: { min: 3, max: 1000 }, // Length
 300     EXTERNAL_CHANNEL_URL: { min: 3, max: 2000 }, // Length
 301     URL: { min: 3, max: 2000 } // Length
 302   },
 303   VIDEO_CHANNEL_SYNCS: {
 304     EXTERNAL_CHANNEL_URL: { min: 3, max: 2000 } // Length
 305   },
 306   VIDEO_CAPTIONS: {
 307     CAPTION_FILE: {
 308       EXTNAME: [ '.vtt', '.srt' ],
 309       FILE_SIZE: {
 310         max: 20 * 1024 * 1024 // 20MB
 311       }
 312     }
 313   },
 314   VIDEO_IMPORTS: {
 315     URL: { min: 3, max: 2000 }, // Length
 316     TORRENT_NAME: { min: 3, max: 255 }, // Length
 317     TORRENT_FILE: {
 318       EXTNAME: [ '.torrent' ],
 319       FILE_SIZE: {
 320         max: 1024 * 200 // 200 KB
 321       }
 322     }
 323   },
 324   VIDEOS_REDUNDANCY: {
 325     URL: { min: 3, max: 2000 } // Length
 326   },
 327   VIDEO_RATES: {
 328     URL: { min: 3, max: 2000 } // Length
 329   },
 330   VIDEOS: {
 331     NAME: { min: 3, max: 120 }, // Length
 332     LANGUAGE: { min: 1, max: 10 }, // Length
 333     TRUNCATED_DESCRIPTION: { min: 3, max: 250 }, // Length
 334     DESCRIPTION: { min: 3, max: 10000 }, // Length
 335     SUPPORT: { min: 3, max: 1000 }, // Length
 336     IMAGE: {
 337       EXTNAME: [ '.png', '.jpg', '.jpeg', '.webp' ],
 338       FILE_SIZE: {
 339         max: 4 * 1024 * 1024 // 4MB
 340       }
 341     },
 342     EXTNAME: [] as string[],
 343     INFO_HASH: { min: 40, max: 40 }, // Length, info hash is 20 bytes length but we represent it in hexadecimal so 20 * 2
 344     DURATION: { min: 0 }, // Number
 345     TAGS: { min: 0, max: 5 }, // Number of total tags
 346     TAG: { min: 2, max: 30 }, // Length
 347     VIEWS: { min: 0 },
 348     LIKES: { min: 0 },
 349     DISLIKES: { min: 0 },
 350     FILE_SIZE: { min: -1 },
 351     PARTIAL_UPLOAD_SIZE: { max: 50 * 1024 * 1024 * 1024 }, // 50GB
 352     URL: { min: 3, max: 2000 } // Length
 353   },
 354   VIDEO_PLAYLISTS: {
 355     NAME: { min: 1, max: 120 }, // Length
 356     DESCRIPTION: { min: 3, max: 1000 }, // Length
 357     URL: { min: 3, max: 2000 }, // Length
 358     IMAGE: {
 359       EXTNAME: [ '.jpg', '.jpeg' ],
 360       FILE_SIZE: {
 361         max: 4 * 1024 * 1024 // 4MB
 362       }
 363     }
 364   },
 365   ACTORS: {
 366     PUBLIC_KEY: { min: 10, max: 5000 }, // Length
 367     PRIVATE_KEY: { min: 10, max: 5000 }, // Length
 368     URL: { min: 3, max: 2000 }, // Length
 369     IMAGE: {
 370       EXTNAME: [ '.png', '.jpeg', '.jpg', '.gif', '.webp' ],
 371       FILE_SIZE: {
 372         max: 4 * 1024 * 1024 // 4MB
 373       }
 374     }
 375   },
 376   VIDEO_EVENTS: {
 377     COUNT: { min: 0 }
 378   },
 379   VIDEO_COMMENTS: {
 380     TEXT: { min: 1, max: 10000 }, // Length
 381     URL: { min: 3, max: 2000 } // Length
 382   },
 383   VIDEO_SHARE: {
 384     URL: { min: 3, max: 2000 } // Length
 385   },
 386   CONTACT_FORM: {
 387     FROM_NAME: { min: 1, max: 120 }, // Length
 388     BODY: { min: 3, max: 5000 } // Length
 389   },
 390   PLUGINS: {
 391     NAME: { min: 1, max: 214 }, // Length
 392     DESCRIPTION: { min: 1, max: 20000 } // Length
 393   },
 394   COMMONS: {
 395     URL: { min: 5, max: 2000 } // Length
 396   },
 397   VIDEO_STUDIO: {
 398     TASKS: { min: 1, max: 10 }, // Number of tasks
 399     CUT_TIME: { min: 0 } // Value
 400   },
 401   LOGS: {
 402     CLIENT_MESSAGE: { min: 1, max: 1000 }, // Length
 403     CLIENT_STACK_TRACE: { min: 1, max: 15000 }, // Length
 404     CLIENT_META: { min: 1, max: 5000 }, // Length
 405     CLIENT_USER_AGENT: { min: 1, max: 200 } // Length
 406   }
 407 }
 408
 409 const VIEW_LIFETIME = {
 410   VIEW: CONFIG.VIEWS.VIDEOS.IP_VIEW_EXPIRATION,
 411   VIEWER_COUNTER: 60000 * 2, // 2 minutes
 412   VIEWER_STATS: 60000 * 60 // 1 hour
 413 }
 414
 415 const MAX_LOCAL_VIEWER_WATCH_SECTIONS = 100
 416
 417 let CONTACT_FORM_LIFETIME = 60000 * 60 // 1 hour
 418
 419 const VIDEO_TRANSCODING_FPS: VideoTranscodingFPS = {
 420   MIN: 1,
 421   STANDARD: [ 24, 25, 30 ],
 422   HD_STANDARD: [ 50, 60 ],
 423   AUDIO_MERGE: 25,
 424   AVERAGE: 30,
 425   MAX: 60,
 426   KEEP_ORIGIN_FPS_RESOLUTION_MIN: 720 // We keep the original FPS on high resolutions (720 minimum)
 427 }
 428
 429 const DEFAULT_AUDIO_RESOLUTION = VideoResolution.H_480P
 430
 431 const VIDEO_RATE_TYPES: { [ id: string ]: VideoRateType } = {
 432   LIKE: 'like',
 433   DISLIKE: 'dislike'
 434 }
 435
 436 const FFMPEG_NICE: { [ id: string ]: number } = {
 437   // parent process defaults to niceness = 0
 438   // reminder: lower = higher priority, max value is 19, lowest is -20
 439   LIVE: 5, // prioritize over VOD and THUMBNAIL
 440   THUMBNAIL: 10,
 441   VOD: 15
 442 }
 443
 444 const VIDEO_CATEGORIES = {
 445   1: 'Music',
 446   2: 'Films',
 447   3: 'Vehicles',
 448   4: 'Art',
 449   5: 'Sports',
 450   6: 'Travels',
 451   7: 'Gaming',
 452   8: 'People',
 453   9: 'Comedy',
 454   10: 'Entertainment',
 455   11: 'News & Politics',
 456   12: 'How To',
 457   13: 'Education',
 458   14: 'Activism',
 459   15: 'Science & Technology',
 460   16: 'Animals',
 461   17: 'Kids',
 462   18: 'Food'
 463 }
 464
 465 // See https://creativecommons.org/licenses/?lang=en
 466 const VIDEO_LICENCES = {
 467   1: 'Attribution',
 468   2: 'Attribution - Share Alike',
 469   3: 'Attribution - No Derivatives',
 470   4: 'Attribution - Non Commercial',
 471   5: 'Attribution - Non Commercial - Share Alike',
 472   6: 'Attribution - Non Commercial - No Derivatives',
 473   7: 'Public Domain Dedication'
 474 }
 475
 476 const VIDEO_LANGUAGES: { [id: string]: string } = {}
 477
 478 const VIDEO_PRIVACIES: { [ id in VideoPrivacy ]: string } = {
 479   [VideoPrivacy.PUBLIC]: 'Public',
 480   [VideoPrivacy.UNLISTED]: 'Unlisted',
 481   [VideoPrivacy.PRIVATE]: 'Private',
 482   [VideoPrivacy.INTERNAL]: 'Internal'
 483 }
 484
 485 const VIDEO_STATES: { [ id in VideoState ]: string } = {
 486   [VideoState.PUBLISHED]: 'Published',
 487   [VideoState.TO_TRANSCODE]: 'To transcode',
 488   [VideoState.TO_IMPORT]: 'To import',
 489   [VideoState.WAITING_FOR_LIVE]: 'Waiting for livestream',
 490   [VideoState.LIVE_ENDED]: 'Livestream ended',
 491   [VideoState.TO_MOVE_TO_EXTERNAL_STORAGE]: 'To move to an external storage',
 492   [VideoState.TRANSCODING_FAILED]: 'Transcoding failed',
 493   [VideoState.TO_MOVE_TO_EXTERNAL_STORAGE_FAILED]: 'External storage move failed',
 494   [VideoState.TO_EDIT]: 'To edit*'
 495 }
 496
 497 const VIDEO_IMPORT_STATES: { [ id in VideoImportState ]: string } = {
 498   [VideoImportState.FAILED]: 'Failed',
 499   [VideoImportState.PENDING]: 'Pending',
 500   [VideoImportState.SUCCESS]: 'Success',
 501   [VideoImportState.REJECTED]: 'Rejected',
 502   [VideoImportState.CANCELLED]: 'Cancelled',
 503   [VideoImportState.PROCESSING]: 'Processing'
 504 }
 505
 506 const VIDEO_CHANNEL_SYNC_STATE: { [ id in VideoChannelSyncState ]: string } = {
 507   [VideoChannelSyncState.FAILED]: 'Failed',
 508   [VideoChannelSyncState.SYNCED]: 'Synchronized',
 509   [VideoChannelSyncState.PROCESSING]: 'Processing',
 510   [VideoChannelSyncState.WAITING_FIRST_RUN]: 'Waiting first run'
 511 }
 512
 513 const ABUSE_STATES: { [ id in AbuseState ]: string } = {
 514   [AbuseState.PENDING]: 'Pending',
 515   [AbuseState.REJECTED]: 'Rejected',
 516   [AbuseState.ACCEPTED]: 'Accepted'
 517 }
 518
 519 const VIDEO_PLAYLIST_PRIVACIES: { [ id in VideoPlaylistPrivacy ]: string } = {
 520   [VideoPlaylistPrivacy.PUBLIC]: 'Public',
 521   [VideoPlaylistPrivacy.UNLISTED]: 'Unlisted',
 522   [VideoPlaylistPrivacy.PRIVATE]: 'Private'
 523 }
 524
 525 const VIDEO_PLAYLIST_TYPES: { [ id in VideoPlaylistType ]: string } = {
 526   [VideoPlaylistType.REGULAR]: 'Regular',
 527   [VideoPlaylistType.WATCH_LATER]: 'Watch later'
 528 }
 529
 530 const MIMETYPES = {
 531   AUDIO: {
 532     MIMETYPE_EXT: {
 533       'audio/mpeg': '.mp3',
 534       'audio/mp3': '.mp3',
 535
 536       'application/ogg': '.ogg',
 537       'audio/ogg': '.ogg',
 538
 539       'audio/x-ms-wma': '.wma',
 540       'audio/wav': '.wav',
 541       'audio/x-wav': '.wav',
 542
 543       'audio/x-flac': '.flac',
 544       'audio/flac': '.flac',
 545
 546       'audio/vnd.dlna.adts': '.aac',
 547       'audio/aac': '.aac',
 548
 549       'audio/m4a': '.m4a',
 550       'audio/mp4': '.m4a',
 551       'audio/x-m4a': '.m4a',
 552
 553       'audio/vnd.dolby.dd-raw': '.ac3',
 554       'audio/ac3': '.ac3'
 555     },
 556     EXT_MIMETYPE: null as { [ id: string ]: string }
 557   },
 558   VIDEO: {
 559     MIMETYPE_EXT: null as { [ id: string ]: string | string[] },
 560     MIMETYPES_REGEX: null as string,
 561     EXT_MIMETYPE: null as { [ id: string ]: string }
 562   },
 563   IMAGE: {
 564     MIMETYPE_EXT: {
 565       'image/png': '.png',
 566       'image/gif': '.gif',
 567       'image/webp': '.webp',
 568       'image/jpg': '.jpg',
 569       'image/jpeg': '.jpg'
 570     },
 571     EXT_MIMETYPE: null as { [ id: string ]: string }
 572   },
 573   VIDEO_CAPTIONS: {
 574     MIMETYPE_EXT: {
 575       'text/vtt': '.vtt',
 576       'application/x-subrip': '.srt',
 577       'text/plain': '.srt'
 578     }
 579   },
 580   TORRENT: {
 581     MIMETYPE_EXT: {
 582       'application/x-bittorrent': '.torrent'
 583     }
 584   }
 585 }
 586 MIMETYPES.AUDIO.EXT_MIMETYPE = invert(MIMETYPES.AUDIO.MIMETYPE_EXT)
 587 MIMETYPES.IMAGE.EXT_MIMETYPE = invert(MIMETYPES.IMAGE.MIMETYPE_EXT)
 588
 589 const BINARY_CONTENT_TYPES = new Set([
 590   'binary/octet-stream',
 591   'application/octet-stream',
 592   'application/x-binary'
 593 ])
 594
 595 // ---------------------------------------------------------------------------
 596
 597 const OVERVIEWS = {
 598   VIDEOS: {
 599     SAMPLE_THRESHOLD: 6,
 600     SAMPLES_COUNT: 20
 601   }
 602 }
 603
 604 // ---------------------------------------------------------------------------
 605
 606 const SERVER_ACTOR_NAME = 'peertube'
 607
 608 const ACTIVITY_PUB = {
 609   POTENTIAL_ACCEPT_HEADERS: [
 610     'application/activity+json',
 611     'application/ld+json',
 612     'application/ld+json; profile="https://www.w3.org/ns/activitystreams"'
 613   ],
 614   ACCEPT_HEADER: 'application/activity+json, application/ld+json',
 615   PUBLIC: 'https://www.w3.org/ns/activitystreams#Public',
 616   COLLECTION_ITEMS_PER_PAGE: 10,
 617   FETCH_PAGE_LIMIT: 2000,
 618   URL_MIME_TYPES: {
 619     VIDEO: [] as string[],
 620     TORRENT: [ 'application/x-bittorrent' ],
 621     MAGNET: [ 'application/x-bittorrent;x-scheme-handler/magnet' ]
 622   },
 623   MAX_RECURSION_COMMENTS: 100,
 624   ACTOR_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2, // 2 days
 625   VIDEO_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2, // 2 days
 626   VIDEO_PLAYLIST_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2 // 2 days
 627 }
 628
 629 const ACTIVITY_PUB_ACTOR_TYPES: { [ id: string ]: ActivityPubActorType } = {
 630   GROUP: 'Group',
 631   PERSON: 'Person',
 632   APPLICATION: 'Application',
 633   ORGANIZATION: 'Organization',
 634   SERVICE: 'Service'
 635 }
 636
 637 const HTTP_SIGNATURE = {
 638   HEADER_NAME: 'signature',
 639   ALGORITHM: 'rsa-sha256',
 640   HEADERS_TO_SIGN: [ '(request-target)', 'host', 'date', 'digest' ],
 641   CLOCK_SKEW_SECONDS: 1800
 642 }
 643
 644 // ---------------------------------------------------------------------------
 645
 646 let PRIVATE_RSA_KEY_SIZE = 2048
 647
 648 // Password encryption
 649 const BCRYPT_SALT_SIZE = 10
 650
 651 const ENCRYPTION = {
 652   ALGORITHM: 'aes-256-cbc',
 653   IV: 16,
 654   SALT: 'peertube',
 655   ENCODING: 'hex' as Encoding
 656 }
 657
 658 const USER_PASSWORD_RESET_LIFETIME = 60000 * 60 // 60 minutes
 659 const USER_PASSWORD_CREATE_LIFETIME = 60000 * 60 * 24 * 7 // 7 days
 660
 661 const TWO_FACTOR_AUTH_REQUEST_TOKEN_LIFETIME = 60000 * 10 // 10 minutes
 662
 663 const USER_EMAIL_VERIFY_LIFETIME = 60000 * 60 // 60 minutes
 664
 665 const NSFW_POLICY_TYPES: { [ id: string ]: NSFWPolicyType } = {
 666   DO_NOT_LIST: 'do_not_list',
 667   BLUR: 'blur',
 668   DISPLAY: 'display'
 669 }
 670
 671 // ---------------------------------------------------------------------------
 672
 673 // Express static paths (router)
 674 const STATIC_PATHS = {
 675   THUMBNAILS: '/static/thumbnails/',
 676
 677   WEBSEED: '/static/webseed/',
 678   PRIVATE_WEBSEED: '/static/webseed/private/',
 679
 680   REDUNDANCY: '/static/redundancy/',
 681
 682   STREAMING_PLAYLISTS: {
 683     HLS: '/static/streaming-playlists/hls',
 684     PRIVATE_HLS: '/static/streaming-playlists/hls/private/'
 685   }
 686 }
 687 const STATIC_DOWNLOAD_PATHS = {
 688   TORRENTS: '/download/torrents/',
 689   VIDEOS: '/download/videos/',
 690   HLS_VIDEOS: '/download/streaming-playlists/hls/videos/'
 691 }
 692 const LAZY_STATIC_PATHS = {
 693   BANNERS: '/lazy-static/banners/',
 694   AVATARS: '/lazy-static/avatars/',
 695   PREVIEWS: '/lazy-static/previews/',
 696   VIDEO_CAPTIONS: '/lazy-static/video-captions/',
 697   TORRENTS: '/lazy-static/torrents/'
 698 }
 699 const OBJECT_STORAGE_PROXY_PATHS = {
 700   PRIVATE_WEBSEED: '/object-storage-proxy/webseed/private/',
 701
 702   STREAMING_PLAYLISTS: {
 703     PRIVATE_HLS: '/object-storage-proxy/streaming-playlists/hls/private/'
 704   }
 705 }
 706
 707 // Cache control
 708 const STATIC_MAX_AGE = {
 709   SERVER: '2h',
 710   LAZY_SERVER: '2d',
 711   CLIENT: '30d'
 712 }
 713
 714 // Videos thumbnail size
 715 const THUMBNAILS_SIZE = {
 716   width: 280,
 717   height: 157,
 718   minWidth: 150
 719 }
 720 const PREVIEWS_SIZE = {
 721   width: 850,
 722   height: 480,
 723   minWidth: 400
 724 }
 725 const ACTOR_IMAGES_SIZE: { [key in ActorImageType]: { width: number, height: number }[] } = {
 726   [ActorImageType.AVATAR]: [
 727     {
 728       width: 120,
 729       height: 120
 730     },
 731     {
 732       width: 48,
 733       height: 48
 734     }
 735   ],
 736   [ActorImageType.BANNER]: [
 737     {
 738       width: 1920,
 739       height: 317 // 6/1 ratio
 740     }
 741   ]
 742 }
 743
 744 const EMBED_SIZE = {
 745   width: 560,
 746   height: 315
 747 }
 748
 749 // Sub folders of cache directory
 750 const FILES_CACHE = {
 751   PREVIEWS: {
 752     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'previews'),
 753     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 754   },
 755   VIDEO_CAPTIONS: {
 756     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'video-captions'),
 757     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 758   },
 759   TORRENTS: {
 760     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'torrents'),
 761     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 762   }
 763 }
 764
 765 const LRU_CACHE = {
 766   USER_TOKENS: {
 767     MAX_SIZE: 1000
 768   },
 769   ACTOR_IMAGE_STATIC: {
 770     MAX_SIZE: 500
 771   },
 772   STATIC_VIDEO_FILES_RIGHTS_CHECK: {
 773     MAX_SIZE: 5000,
 774     TTL: parseDurationToMs('10 seconds')
 775   },
 776   VIDEO_TOKENS: {
 777     MAX_SIZE: 100_000,
 778     TTL: parseDurationToMs('8 hours')
 779   },
 780   TRACKER_IPS: {
 781     MAX_SIZE: 100_000
 782   }
 783 }
 784
 785 const DIRECTORIES = {
 786   RESUMABLE_UPLOAD: join(CONFIG.STORAGE.TMP_DIR, 'resumable-uploads'),
 787
 788   HLS_STREAMING_PLAYLIST: {
 789     PUBLIC: join(CONFIG.STORAGE.STREAMING_PLAYLISTS_DIR, 'hls'),
 790     PRIVATE: join(CONFIG.STORAGE.STREAMING_PLAYLISTS_DIR, 'hls', 'private')
 791   },
 792
 793   VIDEOS: {
 794     PUBLIC: CONFIG.STORAGE.VIDEOS_DIR,
 795     PRIVATE: join(CONFIG.STORAGE.VIDEOS_DIR, 'private')
 796   },
 797
 798   HLS_REDUNDANCY: join(CONFIG.STORAGE.REDUNDANCY_DIR, 'hls')
 799 }
 800
 801 const RESUMABLE_UPLOAD_SESSION_LIFETIME = SCHEDULER_INTERVALS_MS.REMOVE_DANGLING_RESUMABLE_UPLOADS
 802
 803 const VIDEO_LIVE = {
 804   EXTENSION: '.ts',
 805   CLEANUP_DELAY: 1000 * 60 * 5, // 5 minutes
 806   SEGMENT_TIME_SECONDS: {
 807     DEFAULT_LATENCY: 4, // 4 seconds
 808     SMALL_LATENCY: 2 // 2 seconds
 809   },
 810   SEGMENTS_LIST_SIZE: 15, // 15 maximum segments in live playlist
 811   REPLAY_DIRECTORY: 'replay',
 812   EDGE_LIVE_DELAY_SEGMENTS_NOTIFICATION: 4,
 813   MAX_SOCKET_WAITING_DATA: 1024 * 1000 * 100, // 100MB
 814   RTMP: {
 815     CHUNK_SIZE: 60000,
 816     GOP_CACHE: true,
 817     PING: 60,
 818     PING_TIMEOUT: 30,
 819     BASE_PATH: 'live'
 820   }
 821 }
 822
 823 const MEMOIZE_TTL = {
 824   OVERVIEWS_SAMPLE: 1000 * 3600 * 4, // 4 hours
 825   INFO_HASH_EXISTS: 1000 * 60, // 1 minute
 826   VIDEO_DURATION: 1000 * 10, // 10 seconds
 827   LIVE_ABLE_TO_UPLOAD: 1000 * 60, // 1 minute
 828   LIVE_CHECK_SOCKET_HEALTH: 1000 * 60, // 1 minute
 829   GET_STATS_FOR_OPEN_TELEMETRY_METRICS: 1000 * 60 // 1 minute
 830 }
 831
 832 const MEMOIZE_LENGTH = {
 833   INFO_HASH_EXISTS: 200,
 834   VIDEO_DURATION: 200
 835 }
 836
 837 const WORKER_THREADS = {
 838   DOWNLOAD_IMAGE: {
 839     CONCURRENCY: 3,
 840     MAX_THREADS: 1
 841   },
 842   PROCESS_IMAGE: {
 843     CONCURRENCY: 1,
 844     MAX_THREADS: 5
 845   }
 846 }
 847
 848 const REDUNDANCY = {
 849   VIDEOS: {
 850     RANDOMIZED_FACTOR: 5
 851   }
 852 }
 853
 854 const ACCEPT_HEADERS = [ 'html', 'application/json' ].concat(ACTIVITY_PUB.POTENTIAL_ACCEPT_HEADERS)
 855 const OTP = {
 856   HEADER_NAME: 'x-peertube-otp',
 857   HEADER_REQUIRED_VALUE: 'required; app'
 858 }
 859
 860 const ASSETS_PATH = {
 861   DEFAULT_AUDIO_BACKGROUND: join(root(), 'dist', 'server', 'assets', 'default-audio-background.jpg'),
 862   DEFAULT_LIVE_BACKGROUND: join(root(), 'dist', 'server', 'assets', 'default-live-background.jpg')
 863 }
 864
 865 // ---------------------------------------------------------------------------
 866
 867 const CUSTOM_HTML_TAG_COMMENTS = {
 868   TITLE: '<!-- title tag -->',
 869   DESCRIPTION: '<!-- description tag -->',
 870   CUSTOM_CSS: '<!-- custom css tag -->',
 871   META_TAGS: '<!-- meta tags -->',
 872   SERVER_CONFIG: '<!-- server config -->'
 873 }
 874
 875 const MAX_LOGS_OUTPUT_CHARACTERS = 10 * 1000 * 1000
 876 const LOG_FILENAME = 'peertube.log'
 877 const AUDIT_LOG_FILENAME = 'peertube-audit.log'
 878
 879 // ---------------------------------------------------------------------------
 880
 881 const TRACKER_RATE_LIMITS = {
 882   INTERVAL: 60000 * 5, // 5 minutes
 883   ANNOUNCES_PER_IP_PER_INFOHASH: 15, // maximum announces per torrent in the interval
 884   ANNOUNCES_PER_IP: 30, // maximum announces for all our torrents in the interval
 885   BLOCK_IP_LIFETIME: parseDurationToMs('3 minutes')
 886 }
 887
 888 const P2P_MEDIA_LOADER_PEER_VERSION = 2
 889
 890 // ---------------------------------------------------------------------------
 891
 892 const PLUGIN_GLOBAL_CSS_FILE_NAME = 'plugins-global.css'
 893 const PLUGIN_GLOBAL_CSS_PATH = join(CONFIG.STORAGE.TMP_DIR, PLUGIN_GLOBAL_CSS_FILE_NAME)
 894
 895 let PLUGIN_EXTERNAL_AUTH_TOKEN_LIFETIME = 1000 * 60 * 5 // 5 minutes
 896
 897 const DEFAULT_THEME_NAME = 'default'
 898 const DEFAULT_USER_THEME_NAME = 'instance-default'
 899
 900 // ---------------------------------------------------------------------------
 901
 902 const SEARCH_INDEX = {
 903   ROUTES: {
 904     VIDEOS: '/api/v1/search/videos',
 905     VIDEO_CHANNELS: '/api/v1/search/video-channels'
 906   }
 907 }
 908
 909 // ---------------------------------------------------------------------------
 910
 911 const STATS_TIMESERIE = {
 912   MAX_DAYS: 365 * 10 // Around 10 years
 913 }
 914
 915 // ---------------------------------------------------------------------------
 916
 917 // Special constants for a test instance
 918 if (process.env.PRODUCTION_CONSTANTS !== 'true') {
 919   if (isTestOrDevInstance()) {
 920     PRIVATE_RSA_KEY_SIZE = 1024
 921
 922     ACTOR_FOLLOW_SCORE.BASE = 20
 923
 924     REMOTE_SCHEME.HTTP = 'http'
 925     REMOTE_SCHEME.WS = 'ws'
 926
 927     STATIC_MAX_AGE.SERVER = '0'
 928
 929     SCHEDULER_INTERVALS_MS.ACTOR_FOLLOW_SCORES = 1000
 930     SCHEDULER_INTERVALS_MS.REMOVE_OLD_JOBS = 10000
 931     SCHEDULER_INTERVALS_MS.REMOVE_OLD_HISTORY = 5000
 932     SCHEDULER_INTERVALS_MS.REMOVE_OLD_VIEWS = 5000
 933     SCHEDULER_INTERVALS_MS.UPDATE_VIDEOS = 5000
 934     SCHEDULER_INTERVALS_MS.AUTO_FOLLOW_INDEX_INSTANCES = 5000
 935     SCHEDULER_INTERVALS_MS.UPDATE_INBOX_STATS = 5000
 936     SCHEDULER_INTERVALS_MS.CHECK_PEERTUBE_VERSION = 2000
 937
 938     REPEAT_JOBS['videos-views-stats'] = { every: 5000 }
 939
 940     REPEAT_JOBS['activitypub-cleaner'] = { every: 5000 }
 941     AP_CLEANER.PERIOD = 5000
 942
 943     REDUNDANCY.VIDEOS.RANDOMIZED_FACTOR = 1
 944
 945     CONTACT_FORM_LIFETIME = 1000 // 1 second
 946
 947     JOB_ATTEMPTS['email'] = 1
 948
 949     FILES_CACHE.VIDEO_CAPTIONS.MAX_AGE = 3000
 950     MEMOIZE_TTL.OVERVIEWS_SAMPLE = 3000
 951     MEMOIZE_TTL.LIVE_ABLE_TO_UPLOAD = 3000
 952     OVERVIEWS.VIDEOS.SAMPLE_THRESHOLD = 2
 953
 954     PLUGIN_EXTERNAL_AUTH_TOKEN_LIFETIME = 5000
 955
 956     JOB_REMOVAL_OPTIONS.SUCCESS['videos-views-stats'] = 10000
 957   }
 958
 959   if (isTestInstance()) {
 960     ACTIVITY_PUB.COLLECTION_ITEMS_PER_PAGE = 2
 961     ACTIVITY_PUB.ACTOR_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
 962     ACTIVITY_PUB.VIDEO_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
 963     ACTIVITY_PUB.VIDEO_PLAYLIST_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
 964
 965     CONSTRAINTS_FIELDS.ACTORS.IMAGE.FILE_SIZE.max = 100 * 1024 // 100KB
 966     CONSTRAINTS_FIELDS.VIDEOS.IMAGE.FILE_SIZE.max = 400 * 1024 // 400KB
 967
 968     VIEW_LIFETIME.VIEWER_COUNTER = 1000 * 5 // 5 second
 969     VIEW_LIFETIME.VIEWER_STATS = 1000 * 5 // 5 second
 970
 971     VIDEO_LIVE.CLEANUP_DELAY = getIntEnv('PEERTUBE_TEST_CONSTANTS_VIDEO_LIVE_CLEANUP_DELAY') ?? 5000
 972     VIDEO_LIVE.SEGMENT_TIME_SECONDS.DEFAULT_LATENCY = 2
 973     VIDEO_LIVE.SEGMENT_TIME_SECONDS.SMALL_LATENCY = 1
 974     VIDEO_LIVE.EDGE_LIVE_DELAY_SEGMENTS_NOTIFICATION = 1
 975   }
 976 }
 977
 978 updateWebserverUrls()
 979 updateWebserverConfig()
 980
 981 registerConfigChangedHandler(() => {
 982   updateWebserverUrls()
 983   updateWebserverConfig()
 984 })
 985
 986 // ---------------------------------------------------------------------------
 987
 988 const FILES_CONTENT_HASH = {
 989   MANIFEST: generateContentHash(),
 990   FAVICON: generateContentHash(),
 991   LOGO: generateContentHash()
 992 }
 993
 994 // ---------------------------------------------------------------------------
 995
 996 const VIDEO_FILTERS = {
 997   WATERMARK: {
 998     SIZE_RATIO: 1 / 10,
 999     HORIZONTAL_MARGIN_RATIO: 1 / 20,
1000     VERTICAL_MARGIN_RATIO: 1 / 20
1001   }
1002 }
1003
1004 // ---------------------------------------------------------------------------
1005
1006 export {
1007   WEBSERVER,
1008   API_VERSION,
1009   ENCRYPTION,
1010   VIDEO_LIVE,
1011   PEERTUBE_VERSION,
1012   LAZY_STATIC_PATHS,
1013   OBJECT_STORAGE_PROXY_PATHS,
1014   SEARCH_INDEX,
1015   DIRECTORIES,
1016   RESUMABLE_UPLOAD_SESSION_LIFETIME,
1017   P2P_MEDIA_LOADER_PEER_VERSION,
1018   ACTOR_IMAGES_SIZE,
1019   ACCEPT_HEADERS,
1020   BCRYPT_SALT_SIZE,
1021   TRACKER_RATE_LIMITS,
1022   FILES_CACHE,
1023   LOG_FILENAME,
1024   CONSTRAINTS_FIELDS,
1025   EMBED_SIZE,
1026   REDUNDANCY,
1027   JOB_CONCURRENCY,
1028   JOB_ATTEMPTS,
1029   AP_CLEANER,
1030   LAST_MIGRATION_VERSION,
1031   CUSTOM_HTML_TAG_COMMENTS,
1032   STATS_TIMESERIE,
1033   BROADCAST_CONCURRENCY,
1034   AUDIT_LOG_FILENAME,
1035   PAGINATION,
1036   ACTOR_FOLLOW_SCORE,
1037   PREVIEWS_SIZE,
1038   REMOTE_SCHEME,
1039   FOLLOW_STATES,
1040   DEFAULT_USER_THEME_NAME,
1041   SERVER_ACTOR_NAME,
1042   TWO_FACTOR_AUTH_REQUEST_TOKEN_LIFETIME,
1043   PLUGIN_GLOBAL_CSS_FILE_NAME,
1044   PLUGIN_GLOBAL_CSS_PATH,
1045   PRIVATE_RSA_KEY_SIZE,
1046   VIDEO_FILTERS,
1047   ROUTE_CACHE_LIFETIME,
1048   SORTABLE_COLUMNS,
1049   JOB_TTL,
1050   DEFAULT_THEME_NAME,
1051   NSFW_POLICY_TYPES,
1052   STATIC_MAX_AGE,
1053   STATIC_PATHS,
1054   VIDEO_IMPORT_TIMEOUT,
1055   VIDEO_PLAYLIST_TYPES,
1056   MAX_LOGS_OUTPUT_CHARACTERS,
1057   ACTIVITY_PUB,
1058   ACTIVITY_PUB_ACTOR_TYPES,
1059   THUMBNAILS_SIZE,
1060   VIDEO_CATEGORIES,
1061   MEMOIZE_LENGTH,
1062   VIDEO_LANGUAGES,
1063   VIDEO_PRIVACIES,
1064   VIDEO_LICENCES,
1065   VIDEO_STATES,
1066   WORKER_THREADS,
1067   VIDEO_RATE_TYPES,
1068   JOB_PRIORITY,
1069   VIDEO_TRANSCODING_FPS,
1070   FFMPEG_NICE,
1071   ABUSE_STATES,
1072   LRU_CACHE,
1073   REQUEST_TIMEOUTS,
1074   MAX_LOCAL_VIEWER_WATCH_SECTIONS,
1075   USER_PASSWORD_RESET_LIFETIME,
1076   USER_PASSWORD_CREATE_LIFETIME,
1077   MEMOIZE_TTL,
1078   USER_EMAIL_VERIFY_LIFETIME,
1079   OVERVIEWS,
1080   SCHEDULER_INTERVALS_MS,
1081   REPEAT_JOBS,
1082   STATIC_DOWNLOAD_PATHS,
1083   MIMETYPES,
1084   CRAWL_REQUEST_CONCURRENCY,
1085   DEFAULT_AUDIO_RESOLUTION,
1086   BINARY_CONTENT_TYPES,
1087   JOB_REMOVAL_OPTIONS,
1088   HTTP_SIGNATURE,
1089   VIDEO_IMPORT_STATES,
1090   VIDEO_CHANNEL_SYNC_STATE,
1091   VIEW_LIFETIME,
1092   CONTACT_FORM_LIFETIME,
1093   VIDEO_PLAYLIST_PRIVACIES,
1094   PLUGIN_EXTERNAL_AUTH_TOKEN_LIFETIME,
1095   ASSETS_PATH,
1096   FILES_CONTENT_HASH,
1097   OTP,
1098   loadLanguages,
1099   buildLanguages,
1100   generateContentHash
1101 }
1102
1103 // ---------------------------------------------------------------------------
1104
1105 function buildVideoMimetypeExt () {
1106   const data = {
1107     // streamable formats that warrant cross-browser compatibility
1108     'video/webm': '.webm',
1109     // We'll add .ogg if additional extensions are enabled
1110     // We could add .ogg here but since it could be an audio file,
1111     // it would be confusing for users because PeerTube will refuse their file (based on the mimetype)
1112     'video/ogg': [ '.ogv' ],
1113     'video/mp4': '.mp4'
1114   }
1115
1116   if (CONFIG.TRANSCODING.ENABLED) {
1117     if (CONFIG.TRANSCODING.ALLOW_ADDITIONAL_EXTENSIONS) {
1118       data['video/ogg'].push('.ogg')
1119
1120       Object.assign(data, {
1121         'video/x-matroska': '.mkv',
1122
1123         // Developed by Apple
1124         'video/quicktime': [ '.mov', '.qt', '.mqv' ], // often used as output format by editing software
1125         'video/x-m4v': '.m4v',
1126         'video/m4v': '.m4v',
1127
1128         // Developed by the Adobe Flash Platform
1129         'video/x-flv': '.flv',
1130         'video/x-f4v': '.f4v', // replacement for flv
1131
1132         // Developed by Microsoft
1133         'video/x-ms-wmv': '.wmv',
1134         'video/x-msvideo': '.avi',
1135         'video/avi': '.avi',
1136
1137         // Developed by 3GPP
1138         // common video formats for cell phones
1139         'video/3gpp': [ '.3gp', '.3gpp' ],
1140         'video/3gpp2': [ '.3g2', '.3gpp2' ],
1141
1142         // Developed by FFmpeg/Mplayer
1143         'application/x-nut': '.nut',
1144
1145         // The standard video format used by many Sony and Panasonic HD camcorders.
1146         // It is also used for storing high definition video on Blu-ray discs.
1147         'video/mp2t': '.mts',
1148         'video/vnd.dlna.mpeg-tts': '.mts',
1149
1150         'video/m2ts': '.m2ts',
1151
1152         // Old formats reliant on MPEG-1/MPEG-2
1153         'video/mpv': '.mpv',
1154         'video/mpeg2': '.m2v',
1155         'video/mpeg': [ '.m1v', '.mpg', '.mpe', '.mpeg', '.vob' ],
1156         'video/dvd': '.vob',
1157
1158         // Could be anything
1159         'application/octet-stream': null,
1160         'application/mxf': '.mxf' // often used as exchange format by editing software
1161       })
1162     }
1163
1164     if (CONFIG.TRANSCODING.ALLOW_AUDIO_FILES) {
1165       Object.assign(data, MIMETYPES.AUDIO.MIMETYPE_EXT)
1166     }
1167   }
1168
1169   return data
1170 }
1171
1172 function updateWebserverUrls () {
1173   WEBSERVER.URL = sanitizeUrl(CONFIG.WEBSERVER.SCHEME + '://' + CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT)
1174   WEBSERVER.HOST = sanitizeHost(CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT, REMOTE_SCHEME.HTTP)
1175   WEBSERVER.WS = CONFIG.WEBSERVER.WS
1176
1177   WEBSERVER.SCHEME = CONFIG.WEBSERVER.SCHEME
1178   WEBSERVER.HOSTNAME = CONFIG.WEBSERVER.HOSTNAME
1179   WEBSERVER.PORT = CONFIG.WEBSERVER.PORT
1180
1181   const rtmpHostname = CONFIG.LIVE.RTMP.PUBLIC_HOSTNAME || CONFIG.WEBSERVER.HOSTNAME
1182   const rtmpsHostname = CONFIG.LIVE.RTMPS.PUBLIC_HOSTNAME || CONFIG.WEBSERVER.HOSTNAME
1183
1184   WEBSERVER.RTMP_URL = 'rtmp://' + rtmpHostname + ':' + CONFIG.LIVE.RTMP.PORT + '/' + VIDEO_LIVE.RTMP.BASE_PATH
1185   WEBSERVER.RTMPS_URL = 'rtmps://' + rtmpsHostname + ':' + CONFIG.LIVE.RTMPS.PORT + '/' + VIDEO_LIVE.RTMP.BASE_PATH
1186 }
1187
1188 function updateWebserverConfig () {
1189   MIMETYPES.VIDEO.MIMETYPE_EXT = buildVideoMimetypeExt()
1190   MIMETYPES.VIDEO.MIMETYPES_REGEX = buildMimetypesRegex(MIMETYPES.VIDEO.MIMETYPE_EXT)
1191
1192   ACTIVITY_PUB.URL_MIME_TYPES.VIDEO = Object.keys(MIMETYPES.VIDEO.MIMETYPE_EXT)
1193
1194   MIMETYPES.VIDEO.EXT_MIMETYPE = buildVideoExtMimetype(MIMETYPES.VIDEO.MIMETYPE_EXT)
1195
1196   CONSTRAINTS_FIELDS.VIDEOS.EXTNAME = Object.keys(MIMETYPES.VIDEO.EXT_MIMETYPE)
1197 }
1198
1199 function buildVideoExtMimetype (obj: { [ id: string ]: string | string[] }) {
1200   const result: { [id: string]: string } = {}
1201
1202   for (const mimetype of Object.keys(obj)) {
1203     const value = obj[mimetype]
1204     if (!value) continue
1205
1206     const extensions = Array.isArray(value) ? value : [ value ]
1207
1208     for (const extension of extensions) {
1209       result[extension] = mimetype
1210     }
1211   }
1212
1213   return result
1214 }
1215
1216 function buildMimetypesRegex (obj: { [id: string]: string | string[] }) {
1217   return Object.keys(obj)
1218     .map(m => `(${m})`)
1219     .join('|')
1220 }
1221
1222 function loadLanguages () {
1223   Object.assign(VIDEO_LANGUAGES, buildLanguages())
1224 }
1225
1226 function buildLanguages () {
1227   const iso639 = require('iso-639-3')
1228
1229   const languages: { [id: string]: string } = {}
1230
1231   const additionalLanguages = {
1232     sgn: true, // Sign languages (macro language)
1233     ase: true, // American sign language
1234     asq: true, // Austrian sign language
1235     sdl: true, // Arabian sign language
1236     bfi: true, // British sign language
1237     bzs: true, // Brazilian sign language
1238     csl: true, // Chinese sign language
1239     cse: true, // Czech sign language
1240     dsl: true, // Danish sign language
1241     fsl: true, // French sign language
1242     gsg: true, // German sign language
1243     pks: true, // Pakistan sign language
1244     jsl: true, // Japanese sign language
1245     sfs: true, // South African sign language
1246     swl: true, // Swedish sign language
1247     rsl: true, // Russian sign language
1248
1249     kab: true, // Kabyle
1250
1251     lat: true, // Latin
1252
1253     epo: true, // Esperanto
1254     tlh: true, // Klingon
1255     jbo: true, // Lojban
1256     avk: true, // Kotava
1257
1258     zxx: true // No linguistic content (ISO-639-2)
1259   }
1260
1261   // Only add ISO639-1 languages and some sign languages (ISO639-3)
1262   iso639
1263     .filter(l => {
1264       return (l.iso6391 !== undefined && l.type === 'living') ||
1265         additionalLanguages[l.iso6393] === true
1266     })
1267     .forEach(l => { languages[l.iso6391 || l.iso6393] = l.name })
1268
1269   // Override Occitan label
1270   languages['oc'] = 'Occitan'
1271   languages['el'] = 'Greek'
1272   languages['tok'] = 'Toki Pona'
1273
1274   // Chinese languages
1275   languages['zh-Hans'] = 'Simplified Chinese'
1276   languages['zh-Hant'] = 'Traditional Chinese'
1277
1278   return languages
1279 }
1280
1281 function generateContentHash () {
1282   return randomBytes(20).toString('hex')
1283 }
1284
1285 function getIntEnv (path: string) {
1286   if (process.env[path]) return parseInt(process.env[path])
1287
1288   return undefined
1289 }