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   RunnerJobState,
  10   UserRegistrationState,
  11   VideoChannelSyncState,
  12   VideoImportState,
  13   VideoPrivacy,
  14   VideoRateType,
  15   VideoResolution,
  16   VideoState,
  17   VideoTranscodingFPS
  18 } from '../../shared/models'
  19 import { ActivityPubActorType } from '../../shared/models/activitypub'
  20 import { ActorImageType, FollowState } from '../../shared/models/actors'
  21 import { NSFWPolicyType } from '../../shared/models/videos/nsfw-policy.type'
  22 import { VideoPlaylistPrivacy } from '../../shared/models/videos/playlist/video-playlist-privacy.model'
  23 import { VideoPlaylistType } from '../../shared/models/videos/playlist/video-playlist-type.model'
  24 // Do not use barrels, remain constants as independent as possible
  25 import { isTestInstance, isTestOrDevInstance, parseDurationToMs, sanitizeHost, sanitizeUrl } from '../helpers/core-utils'
  26 import { CONFIG, registerConfigChangedHandler } from './config'
  27
  28 // ---------------------------------------------------------------------------
  29
  30 const LAST_MIGRATION_VERSION = 765
  31
  32 // ---------------------------------------------------------------------------
  33
  34 const API_VERSION = 'v1'
  35 const PEERTUBE_VERSION: string = require(join(root(), 'package.json')).version
  36
  37 const PAGINATION = {
  38   GLOBAL: {
  39     COUNT: {
  40       DEFAULT: 15,
  41       MAX: 100
  42     }
  43   },
  44   OUTBOX: {
  45     COUNT: {
  46       MAX: 50
  47     }
  48   }
  49 }
  50
  51 const WEBSERVER = {
  52   URL: '',
  53   HOST: '',
  54   SCHEME: '',
  55   WS: '',
  56   HOSTNAME: '',
  57   PORT: 0,
  58   RTMP_URL: '',
  59   RTMPS_URL: ''
  60 }
  61
  62 // Sortable columns per schema
  63 const SORTABLE_COLUMNS = {
  64   ADMIN_USERS: [ 'id', 'username', 'videoQuotaUsed', 'createdAt', 'lastLoginDate', 'role' ],
  65   USER_SUBSCRIPTIONS: [ 'id', 'createdAt' ],
  66   ACCOUNTS: [ 'createdAt' ],
  67   JOBS: [ 'createdAt' ],
  68   VIDEO_CHANNELS: [ 'id', 'name', 'updatedAt', 'createdAt' ],
  69   VIDEO_IMPORTS: [ 'createdAt' ],
  70   VIDEO_CHANNEL_SYNCS: [ 'externalChannelUrl', 'videoChannel', 'createdAt', 'lastSyncAt', 'state' ],
  71
  72   VIDEO_COMMENT_THREADS: [ 'createdAt', 'totalReplies' ],
  73   VIDEO_COMMENTS: [ 'createdAt' ],
  74
  75   VIDEO_RATES: [ 'createdAt' ],
  76   BLACKLISTS: [ 'id', 'name', 'duration', 'views', 'likes', 'dislikes', 'uuid', 'createdAt' ],
  77
  78   INSTANCE_FOLLOWERS: [ 'createdAt', 'state', 'score' ],
  79   INSTANCE_FOLLOWING: [ 'createdAt', 'redundancyAllowed', 'state' ],
  80   ACCOUNT_FOLLOWERS: [ 'createdAt' ],
  81   CHANNEL_FOLLOWERS: [ 'createdAt' ],
  82
  83   USER_REGISTRATIONS: [ 'createdAt', 'state' ],
  84
  85   RUNNERS: [ 'createdAt' ],
  86   RUNNER_REGISTRATION_TOKENS: [ 'createdAt' ],
  87   RUNNER_JOBS: [ 'updatedAt', 'createdAt', 'priority', 'state', 'progress' ],
  88
  89   VIDEOS: [ 'name', 'duration', 'createdAt', 'publishedAt', 'originallyPublishedAt', 'views', 'likes', 'trending', 'hot', 'best' ],
  90
  91   // Don't forget to update peertube-search-index with the same values
  92   VIDEOS_SEARCH: [ 'name', 'duration', 'createdAt', 'publishedAt', 'originallyPublishedAt', 'views', 'likes', 'match' ],
  93   VIDEO_CHANNELS_SEARCH: [ 'match', 'displayName', 'createdAt' ],
  94   VIDEO_PLAYLISTS_SEARCH: [ 'match', 'displayName', 'createdAt' ],
  95
  96   ABUSES: [ 'id', 'createdAt', 'state' ],
  97
  98   ACCOUNTS_BLOCKLIST: [ 'createdAt' ],
  99   SERVERS_BLOCKLIST: [ 'createdAt' ],
 100
 101   USER_NOTIFICATIONS: [ 'createdAt', 'read' ],
 102
 103   VIDEO_PLAYLISTS: [ 'name', 'displayName', 'createdAt', 'updatedAt' ],
 104
 105   PLUGINS: [ 'name', 'createdAt', 'updatedAt' ],
 106
 107   AVAILABLE_PLUGINS: [ 'npmName', 'popularity' ],
 108
 109   VIDEO_REDUNDANCIES: [ 'name' ]
 110 }
 111
 112 const ROUTE_CACHE_LIFETIME = {
 113   FEEDS: '15 minutes',
 114   ROBOTS: '2 hours',
 115   SITEMAP: '1 day',
 116   SECURITYTXT: '2 hours',
 117   NODEINFO: '10 minutes',
 118   DNT_POLICY: '1 week',
 119   ACTIVITY_PUB: {
 120     VIDEOS: '1 second' // 1 second, cache concurrent requests after a broadcast for example
 121   },
 122   STATS: '4 hours',
 123   WELL_KNOWN: '1 day'
 124 }
 125
 126 // ---------------------------------------------------------------------------
 127
 128 // Number of points we add/remove after a successful/bad request
 129 const ACTOR_FOLLOW_SCORE = {
 130   PENALTY: -10,
 131   BONUS: 10,
 132   BASE: 1000,
 133   MAX: 10000
 134 }
 135
 136 const FOLLOW_STATES: { [ id: string ]: FollowState } = {
 137   PENDING: 'pending',
 138   ACCEPTED: 'accepted',
 139   REJECTED: 'rejected'
 140 }
 141
 142 const REMOTE_SCHEME = {
 143   HTTP: 'https',
 144   WS: 'wss'
 145 }
 146
 147 // ---------------------------------------------------------------------------
 148
 149 const JOB_ATTEMPTS: { [id in JobType]: number } = {
 150   'activitypub-http-broadcast': 1,
 151   'activitypub-http-broadcast-parallel': 1,
 152   'activitypub-http-unicast': 1,
 153   'activitypub-http-fetcher': 2,
 154   'activitypub-follow': 5,
 155   'activitypub-cleaner': 1,
 156   'video-file-import': 1,
 157   'video-transcoding': 1,
 158   'video-import': 1,
 159   'email': 5,
 160   'actor-keys': 3,
 161   'videos-views-stats': 1,
 162   'activitypub-refresher': 1,
 163   'video-redundancy': 1,
 164   'video-live-ending': 1,
 165   'video-studio-edition': 1,
 166   'manage-video-torrent': 1,
 167   'video-channel-import': 1,
 168   'after-video-channel-import': 1,
 169   'move-to-object-storage': 3,
 170   'transcoding-job-builder': 1,
 171   'notify': 1,
 172   'federate-video': 1
 173 }
 174 // Excluded keys are jobs that can be configured by admins
 175 const JOB_CONCURRENCY: { [id in Exclude<JobType, 'video-transcoding' | 'video-import'>]: number } = {
 176   'activitypub-http-broadcast': 1,
 177   'activitypub-http-broadcast-parallel': 30,
 178   'activitypub-http-unicast': 30,
 179   'activitypub-http-fetcher': 3,
 180   'activitypub-cleaner': 1,
 181   'activitypub-follow': 1,
 182   'video-file-import': 1,
 183   'email': 5,
 184   'actor-keys': 1,
 185   'videos-views-stats': 1,
 186   'activitypub-refresher': 1,
 187   'video-redundancy': 1,
 188   'video-live-ending': 10,
 189   'video-studio-edition': 1,
 190   'manage-video-torrent': 1,
 191   'move-to-object-storage': 1,
 192   'video-channel-import': 1,
 193   'after-video-channel-import': 1,
 194   'transcoding-job-builder': 1,
 195   'notify': 5,
 196   'federate-video': 3
 197 }
 198 const JOB_TTL: { [id in JobType]: number } = {
 199   'activitypub-http-broadcast': 60000 * 10, // 10 minutes
 200   'activitypub-http-broadcast-parallel': 60000 * 10, // 10 minutes
 201   'activitypub-http-unicast': 60000 * 10, // 10 minutes
 202   'activitypub-http-fetcher': 1000 * 3600 * 10, // 10 hours
 203   'activitypub-follow': 60000 * 10, // 10 minutes
 204   'activitypub-cleaner': 1000 * 3600, // 1 hour
 205   'video-file-import': 1000 * 3600, // 1 hour
 206   'video-transcoding': 1000 * 3600 * 48, // 2 days, transcoding could be long
 207   'video-studio-edition': 1000 * 3600 * 10, // 10 hours
 208   'video-import': CONFIG.IMPORT.VIDEOS.TIMEOUT,
 209   'email': 60000 * 10, // 10 minutes
 210   'actor-keys': 60000 * 20, // 20 minutes
 211   'videos-views-stats': undefined, // Unlimited
 212   'activitypub-refresher': 60000 * 10, // 10 minutes
 213   'video-redundancy': 1000 * 3600 * 3, // 3 hours
 214   'video-live-ending': 1000 * 60 * 10, // 10 minutes
 215   'manage-video-torrent': 1000 * 3600 * 3, // 3 hours
 216   'move-to-object-storage': 1000 * 60 * 60 * 3, // 3 hours
 217   'video-channel-import': 1000 * 60 * 60 * 4, // 4 hours
 218   'after-video-channel-import': 60000 * 5, // 5 minutes
 219   'transcoding-job-builder': 60000, // 1 minute
 220   'notify': 60000 * 5, // 5 minutes
 221   'federate-video': 60000 * 5 // 5 minutes
 222 }
 223 const REPEAT_JOBS: { [ id in JobType ]?: RepeatOptions } = {
 224   'videos-views-stats': {
 225     pattern: randomInt(1, 20) + ' * * * *' // Between 1-20 minutes past the hour
 226   },
 227   'activitypub-cleaner': {
 228     pattern: '30 5 * * ' + randomInt(0, 7) // 1 time per week (random day) at 5:30 AM
 229   }
 230 }
 231 const JOB_PRIORITY = {
 232   TRANSCODING: 100
 233 }
 234
 235 const JOB_REMOVAL_OPTIONS = {
 236   COUNT: 10000, // Max jobs to store
 237
 238   SUCCESS: { // Success jobs
 239     'DEFAULT': parseDurationToMs('2 days'),
 240
 241     'activitypub-http-broadcast-parallel': parseDurationToMs('10 minutes'),
 242     'activitypub-http-unicast': parseDurationToMs('1 hour'),
 243     'videos-views-stats': parseDurationToMs('3 hours'),
 244     'activitypub-refresher': parseDurationToMs('10 hours')
 245   },
 246
 247   FAILURE: { // Failed job
 248     DEFAULT: parseDurationToMs('7 days')
 249   }
 250 }
 251
 252 const VIDEO_IMPORT_TIMEOUT = Math.floor(JOB_TTL['video-import'] * 0.9)
 253
 254 const RUNNER_JOBS = {
 255   MAX_FAILURES: 5
 256 }
 257
 258 // ---------------------------------------------------------------------------
 259
 260 const BROADCAST_CONCURRENCY = 30 // How many requests in parallel we do in activitypub-http-broadcast job
 261 const CRAWL_REQUEST_CONCURRENCY = 1 // How many requests in parallel to fetch remote data (likes, shares...)
 262
 263 const AP_CLEANER = {
 264   CONCURRENCY: 10, // How many requests in parallel we do in activitypub-cleaner job
 265   UNAVAILABLE_TRESHOLD: 3, // How many attempts we do before removing an unavailable remote resource
 266   PERIOD: parseDurationToMs('1 week') // /!\ Has to be sync with REPEAT_JOBS
 267 }
 268
 269 const REQUEST_TIMEOUTS = {
 270   DEFAULT: 7000, // 7 seconds
 271   FILE: 30000, // 30 seconds
 272   REDUNDANCY: JOB_TTL['video-redundancy']
 273 }
 274
 275 const SCHEDULER_INTERVALS_MS = {
 276   RUNNER_JOB_WATCH_DOG: Math.min(CONFIG.REMOTE_RUNNERS.STALLED_JOBS.VOD, CONFIG.REMOTE_RUNNERS.STALLED_JOBS.LIVE),
 277   ACTOR_FOLLOW_SCORES: 60000 * 60, // 1 hour
 278   REMOVE_OLD_JOBS: 60000 * 60, // 1 hour
 279   UPDATE_VIDEOS: 60000, // 1 minute
 280   YOUTUBE_DL_UPDATE: 60000 * 60 * 24, // 1 day
 281   GEO_IP_UPDATE: 60000 * 60 * 24, // 1 day
 282   VIDEO_VIEWS_BUFFER_UPDATE: CONFIG.VIEWS.VIDEOS.LOCAL_BUFFER_UPDATE_INTERVAL,
 283   CHECK_PLUGINS: CONFIG.PLUGINS.INDEX.CHECK_LATEST_VERSIONS_INTERVAL,
 284   CHECK_PEERTUBE_VERSION: 60000 * 60 * 24, // 1 day
 285   AUTO_FOLLOW_INDEX_INSTANCES: 60000 * 60 * 24, // 1 day
 286   REMOVE_OLD_VIEWS: 60000 * 60 * 24, // 1 day
 287   REMOVE_OLD_HISTORY: 60000 * 60 * 24, // 1 day
 288   UPDATE_INBOX_STATS: 1000 * 60, // 1 minute
 289   REMOVE_DANGLING_RESUMABLE_UPLOADS: 60000 * 60, // 1 hour
 290   CHANNEL_SYNC_CHECK_INTERVAL: CONFIG.IMPORT.VIDEO_CHANNEL_SYNCHRONIZATION.CHECK_INTERVAL
 291 }
 292
 293 // ---------------------------------------------------------------------------
 294
 295 const CONSTRAINTS_FIELDS = {
 296   USERS: {
 297     NAME: { min: 1, max: 120 }, // Length
 298     DESCRIPTION: { min: 3, max: 1000 }, // Length
 299     USERNAME: { min: 1, max: 50 }, // Length
 300     PASSWORD: { min: 6, max: 255 }, // Length
 301     VIDEO_QUOTA: { min: -1 },
 302     VIDEO_QUOTA_DAILY: { min: -1 },
 303     VIDEO_LANGUAGES: { max: 500 }, // Array length
 304     BLOCKED_REASON: { min: 3, max: 250 } // Length
 305   },
 306   ABUSES: {
 307     REASON: { min: 2, max: 3000 }, // Length
 308     MODERATION_COMMENT: { min: 2, max: 3000 } // Length
 309   },
 310   ABUSE_MESSAGES: {
 311     MESSAGE: { min: 2, max: 3000 } // Length
 312   },
 313   USER_REGISTRATIONS: {
 314     REASON_MESSAGE: { min: 2, max: 3000 }, // Length
 315     MODERATOR_MESSAGE: { min: 2, max: 3000 } // Length
 316   },
 317   VIDEO_BLACKLIST: {
 318     REASON: { min: 2, max: 300 } // Length
 319   },
 320   VIDEO_CHANNELS: {
 321     NAME: { min: 1, max: 120 }, // Length
 322     DESCRIPTION: { min: 3, max: 1000 }, // Length
 323     SUPPORT: { min: 3, max: 1000 }, // Length
 324     EXTERNAL_CHANNEL_URL: { min: 3, max: 2000 }, // Length
 325     URL: { min: 3, max: 2000 } // Length
 326   },
 327   VIDEO_CHANNEL_SYNCS: {
 328     EXTERNAL_CHANNEL_URL: { min: 3, max: 2000 } // Length
 329   },
 330   VIDEO_CAPTIONS: {
 331     CAPTION_FILE: {
 332       EXTNAME: [ '.vtt', '.srt' ],
 333       FILE_SIZE: {
 334         max: 20 * 1024 * 1024 // 20MB
 335       }
 336     }
 337   },
 338   VIDEO_IMPORTS: {
 339     URL: { min: 3, max: 2000 }, // Length
 340     TORRENT_NAME: { min: 3, max: 255 }, // Length
 341     TORRENT_FILE: {
 342       EXTNAME: [ '.torrent' ],
 343       FILE_SIZE: {
 344         max: 1024 * 200 // 200 KB
 345       }
 346     }
 347   },
 348   VIDEOS_REDUNDANCY: {
 349     URL: { min: 3, max: 2000 } // Length
 350   },
 351   VIDEO_RATES: {
 352     URL: { min: 3, max: 2000 } // Length
 353   },
 354   VIDEOS: {
 355     NAME: { min: 3, max: 120 }, // Length
 356     LANGUAGE: { min: 1, max: 10 }, // Length
 357     TRUNCATED_DESCRIPTION: { min: 3, max: 250 }, // Length
 358     DESCRIPTION: { min: 3, max: 10000 }, // Length
 359     SUPPORT: { min: 3, max: 1000 }, // Length
 360     IMAGE: {
 361       EXTNAME: [ '.png', '.jpg', '.jpeg', '.webp' ],
 362       FILE_SIZE: {
 363         max: 4 * 1024 * 1024 // 4MB
 364       }
 365     },
 366     EXTNAME: [] as string[],
 367     INFO_HASH: { min: 40, max: 40 }, // Length, info hash is 20 bytes length but we represent it in hexadecimal so 20 * 2
 368     DURATION: { min: 0 }, // Number
 369     TAGS: { min: 0, max: 5 }, // Number of total tags
 370     TAG: { min: 2, max: 30 }, // Length
 371     VIEWS: { min: 0 },
 372     LIKES: { min: 0 },
 373     DISLIKES: { min: 0 },
 374     FILE_SIZE: { min: -1 },
 375     PARTIAL_UPLOAD_SIZE: { max: 50 * 1024 * 1024 * 1024 }, // 50GB
 376     URL: { min: 3, max: 2000 } // Length
 377   },
 378   VIDEO_PLAYLISTS: {
 379     NAME: { min: 1, max: 120 }, // Length
 380     DESCRIPTION: { min: 3, max: 1000 }, // Length
 381     URL: { min: 3, max: 2000 }, // Length
 382     IMAGE: {
 383       EXTNAME: [ '.jpg', '.jpeg' ],
 384       FILE_SIZE: {
 385         max: 4 * 1024 * 1024 // 4MB
 386       }
 387     }
 388   },
 389   ACTORS: {
 390     PUBLIC_KEY: { min: 10, max: 5000 }, // Length
 391     PRIVATE_KEY: { min: 10, max: 5000 }, // Length
 392     URL: { min: 3, max: 2000 }, // Length
 393     IMAGE: {
 394       EXTNAME: [ '.png', '.jpeg', '.jpg', '.gif', '.webp' ],
 395       FILE_SIZE: {
 396         max: 4 * 1024 * 1024 // 4MB
 397       }
 398     }
 399   },
 400   VIDEO_EVENTS: {
 401     COUNT: { min: 0 }
 402   },
 403   VIDEO_COMMENTS: {
 404     TEXT: { min: 1, max: 10000 }, // Length
 405     URL: { min: 3, max: 2000 } // Length
 406   },
 407   VIDEO_SHARE: {
 408     URL: { min: 3, max: 2000 } // Length
 409   },
 410   CONTACT_FORM: {
 411     FROM_NAME: { min: 1, max: 120 }, // Length
 412     BODY: { min: 3, max: 5000 } // Length
 413   },
 414   PLUGINS: {
 415     NAME: { min: 1, max: 214 }, // Length
 416     DESCRIPTION: { min: 1, max: 20000 } // Length
 417   },
 418   COMMONS: {
 419     URL: { min: 5, max: 2000 } // Length
 420   },
 421   VIDEO_STUDIO: {
 422     TASKS: { min: 1, max: 10 }, // Number of tasks
 423     CUT_TIME: { min: 0 } // Value
 424   },
 425   LOGS: {
 426     CLIENT_MESSAGE: { min: 1, max: 1000 }, // Length
 427     CLIENT_STACK_TRACE: { min: 1, max: 15000 }, // Length
 428     CLIENT_META: { min: 1, max: 5000 }, // Length
 429     CLIENT_USER_AGENT: { min: 1, max: 200 } // Length
 430   },
 431   RUNNERS: {
 432     TOKEN: { min: 1, max: 1000 }, // Length
 433     NAME: { min: 1, max: 100 }, // Length
 434     DESCRIPTION: { min: 1, max: 1000 } // Length
 435   },
 436   RUNNER_JOBS: {
 437     TOKEN: { min: 1, max: 1000 }, // Length
 438     REASON: { min: 1, max: 5000 }, // Length
 439     ERROR_MESSAGE: { min: 1, max: 5000 }, // Length
 440     PROGRESS: { min: 0, max: 100 } // Value
 441   }
 442 }
 443
 444 const VIEW_LIFETIME = {
 445   VIEW: CONFIG.VIEWS.VIDEOS.IP_VIEW_EXPIRATION,
 446   VIEWER_COUNTER: 60000 * 2, // 2 minutes
 447   VIEWER_STATS: 60000 * 60 // 1 hour
 448 }
 449
 450 const MAX_LOCAL_VIEWER_WATCH_SECTIONS = 100
 451
 452 let CONTACT_FORM_LIFETIME = 60000 * 60 // 1 hour
 453
 454 const VIDEO_TRANSCODING_FPS: VideoTranscodingFPS = {
 455   MIN: 1,
 456   STANDARD: [ 24, 25, 30 ],
 457   HD_STANDARD: [ 50, 60 ],
 458   AUDIO_MERGE: 25,
 459   AVERAGE: 30,
 460   MAX: 60,
 461   KEEP_ORIGIN_FPS_RESOLUTION_MIN: 720 // We keep the original FPS on high resolutions (720 minimum)
 462 }
 463
 464 const DEFAULT_AUDIO_RESOLUTION = VideoResolution.H_480P
 465
 466 const VIDEO_RATE_TYPES: { [ id: string ]: VideoRateType } = {
 467   LIKE: 'like',
 468   DISLIKE: 'dislike'
 469 }
 470
 471 const FFMPEG_NICE: { [ id: string ]: number } = {
 472   // parent process defaults to niceness = 0
 473   // reminder: lower = higher priority, max value is 19, lowest is -20
 474   LIVE: 5, // prioritize over VOD and THUMBNAIL
 475   THUMBNAIL: 10,
 476   VOD: 15
 477 }
 478
 479 const VIDEO_CATEGORIES = {
 480   1: 'Music',
 481   2: 'Films',
 482   3: 'Vehicles',
 483   4: 'Art',
 484   5: 'Sports',
 485   6: 'Travels',
 486   7: 'Gaming',
 487   8: 'People',
 488   9: 'Comedy',
 489   10: 'Entertainment',
 490   11: 'News & Politics',
 491   12: 'How To',
 492   13: 'Education',
 493   14: 'Activism',
 494   15: 'Science & Technology',
 495   16: 'Animals',
 496   17: 'Kids',
 497   18: 'Food'
 498 }
 499
 500 // See https://creativecommons.org/licenses/?lang=en
 501 const VIDEO_LICENCES = {
 502   1: 'Attribution',
 503   2: 'Attribution - Share Alike',
 504   3: 'Attribution - No Derivatives',
 505   4: 'Attribution - Non Commercial',
 506   5: 'Attribution - Non Commercial - Share Alike',
 507   6: 'Attribution - Non Commercial - No Derivatives',
 508   7: 'Public Domain Dedication'
 509 }
 510
 511 const VIDEO_LANGUAGES: { [id: string]: string } = {}
 512
 513 const VIDEO_PRIVACIES: { [ id in VideoPrivacy ]: string } = {
 514   [VideoPrivacy.PUBLIC]: 'Public',
 515   [VideoPrivacy.UNLISTED]: 'Unlisted',
 516   [VideoPrivacy.PRIVATE]: 'Private',
 517   [VideoPrivacy.INTERNAL]: 'Internal'
 518 }
 519
 520 const VIDEO_STATES: { [ id in VideoState ]: string } = {
 521   [VideoState.PUBLISHED]: 'Published',
 522   [VideoState.TO_TRANSCODE]: 'To transcode',
 523   [VideoState.TO_IMPORT]: 'To import',
 524   [VideoState.WAITING_FOR_LIVE]: 'Waiting for livestream',
 525   [VideoState.LIVE_ENDED]: 'Livestream ended',
 526   [VideoState.TO_MOVE_TO_EXTERNAL_STORAGE]: 'To move to an external storage',
 527   [VideoState.TRANSCODING_FAILED]: 'Transcoding failed',
 528   [VideoState.TO_MOVE_TO_EXTERNAL_STORAGE_FAILED]: 'External storage move failed',
 529   [VideoState.TO_EDIT]: 'To edit*'
 530 }
 531
 532 const VIDEO_IMPORT_STATES: { [ id in VideoImportState ]: string } = {
 533   [VideoImportState.FAILED]: 'Failed',
 534   [VideoImportState.PENDING]: 'Pending',
 535   [VideoImportState.SUCCESS]: 'Success',
 536   [VideoImportState.REJECTED]: 'Rejected',
 537   [VideoImportState.CANCELLED]: 'Cancelled',
 538   [VideoImportState.PROCESSING]: 'Processing'
 539 }
 540
 541 const VIDEO_CHANNEL_SYNC_STATE: { [ id in VideoChannelSyncState ]: string } = {
 542   [VideoChannelSyncState.FAILED]: 'Failed',
 543   [VideoChannelSyncState.SYNCED]: 'Synchronized',
 544   [VideoChannelSyncState.PROCESSING]: 'Processing',
 545   [VideoChannelSyncState.WAITING_FIRST_RUN]: 'Waiting first run'
 546 }
 547
 548 const ABUSE_STATES: { [ id in AbuseState ]: string } = {
 549   [AbuseState.PENDING]: 'Pending',
 550   [AbuseState.REJECTED]: 'Rejected',
 551   [AbuseState.ACCEPTED]: 'Accepted'
 552 }
 553
 554 const USER_REGISTRATION_STATES: { [ id in UserRegistrationState ]: string } = {
 555   [UserRegistrationState.PENDING]: 'Pending',
 556   [UserRegistrationState.REJECTED]: 'Rejected',
 557   [UserRegistrationState.ACCEPTED]: 'Accepted'
 558 }
 559
 560 const VIDEO_PLAYLIST_PRIVACIES: { [ id in VideoPlaylistPrivacy ]: string } = {
 561   [VideoPlaylistPrivacy.PUBLIC]: 'Public',
 562   [VideoPlaylistPrivacy.UNLISTED]: 'Unlisted',
 563   [VideoPlaylistPrivacy.PRIVATE]: 'Private'
 564 }
 565
 566 const VIDEO_PLAYLIST_TYPES: { [ id in VideoPlaylistType ]: string } = {
 567   [VideoPlaylistType.REGULAR]: 'Regular',
 568   [VideoPlaylistType.WATCH_LATER]: 'Watch later'
 569 }
 570
 571 const RUNNER_JOB_STATES: { [ id in RunnerJobState ]: string } = {
 572   [RunnerJobState.PROCESSING]: 'Processing',
 573   [RunnerJobState.COMPLETED]: 'Completed',
 574   [RunnerJobState.PENDING]: 'Pending',
 575   [RunnerJobState.ERRORED]: 'Errored',
 576   [RunnerJobState.WAITING_FOR_PARENT_JOB]: 'Waiting for parent job to finish',
 577   [RunnerJobState.CANCELLED]: 'Cancelled',
 578   [RunnerJobState.PARENT_ERRORED]: 'Parent job failed',
 579   [RunnerJobState.PARENT_CANCELLED]: 'Parent job cancelled'
 580 }
 581
 582 const MIMETYPES = {
 583   AUDIO: {
 584     MIMETYPE_EXT: {
 585       'audio/mpeg': '.mp3',
 586       'audio/mp3': '.mp3',
 587
 588       'application/ogg': '.ogg',
 589       'audio/ogg': '.ogg',
 590
 591       'audio/x-ms-wma': '.wma',
 592       'audio/wav': '.wav',
 593       'audio/x-wav': '.wav',
 594
 595       'audio/x-flac': '.flac',
 596       'audio/flac': '.flac',
 597
 598       'audio/vnd.dlna.adts': '.aac',
 599       'audio/aac': '.aac',
 600
 601       'audio/m4a': '.m4a',
 602       'audio/mp4': '.m4a',
 603       'audio/x-m4a': '.m4a',
 604
 605       'audio/vnd.dolby.dd-raw': '.ac3',
 606       'audio/ac3': '.ac3'
 607     },
 608     EXT_MIMETYPE: null as { [ id: string ]: string }
 609   },
 610   VIDEO: {
 611     MIMETYPE_EXT: null as { [ id: string ]: string | string[] },
 612     MIMETYPES_REGEX: null as string,
 613     EXT_MIMETYPE: null as { [ id: string ]: string }
 614   },
 615   IMAGE: {
 616     MIMETYPE_EXT: {
 617       'image/png': '.png',
 618       'image/gif': '.gif',
 619       'image/webp': '.webp',
 620       'image/jpg': '.jpg',
 621       'image/jpeg': '.jpg'
 622     },
 623     EXT_MIMETYPE: null as { [ id: string ]: string }
 624   },
 625   VIDEO_CAPTIONS: {
 626     MIMETYPE_EXT: {
 627       'text/vtt': '.vtt',
 628       'application/x-subrip': '.srt',
 629       'text/plain': '.srt'
 630     }
 631   },
 632   TORRENT: {
 633     MIMETYPE_EXT: {
 634       'application/x-bittorrent': '.torrent'
 635     }
 636   },
 637   M3U8: {
 638     MIMETYPE_EXT: {
 639       'application/vnd.apple.mpegurl': '.m3u8'
 640     }
 641   }
 642 }
 643 MIMETYPES.AUDIO.EXT_MIMETYPE = invert(MIMETYPES.AUDIO.MIMETYPE_EXT)
 644 MIMETYPES.IMAGE.EXT_MIMETYPE = invert(MIMETYPES.IMAGE.MIMETYPE_EXT)
 645
 646 const BINARY_CONTENT_TYPES = new Set([
 647   'binary/octet-stream',
 648   'application/octet-stream',
 649   'application/x-binary'
 650 ])
 651
 652 // ---------------------------------------------------------------------------
 653
 654 const OVERVIEWS = {
 655   VIDEOS: {
 656     SAMPLE_THRESHOLD: 6,
 657     SAMPLES_COUNT: 20
 658   }
 659 }
 660
 661 // ---------------------------------------------------------------------------
 662
 663 const SERVER_ACTOR_NAME = 'peertube'
 664
 665 const ACTIVITY_PUB = {
 666   POTENTIAL_ACCEPT_HEADERS: [
 667     'application/activity+json',
 668     'application/ld+json',
 669     'application/ld+json; profile="https://www.w3.org/ns/activitystreams"'
 670   ],
 671   ACCEPT_HEADER: 'application/activity+json, application/ld+json',
 672   PUBLIC: 'https://www.w3.org/ns/activitystreams#Public',
 673   COLLECTION_ITEMS_PER_PAGE: 10,
 674   FETCH_PAGE_LIMIT: 2000,
 675   URL_MIME_TYPES: {
 676     VIDEO: [] as string[],
 677     TORRENT: [ 'application/x-bittorrent' ],
 678     MAGNET: [ 'application/x-bittorrent;x-scheme-handler/magnet' ]
 679   },
 680   MAX_RECURSION_COMMENTS: 100,
 681   ACTOR_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2, // 2 days
 682   VIDEO_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2, // 2 days
 683   VIDEO_PLAYLIST_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2 // 2 days
 684 }
 685
 686 const ACTIVITY_PUB_ACTOR_TYPES: { [ id: string ]: ActivityPubActorType } = {
 687   GROUP: 'Group',
 688   PERSON: 'Person',
 689   APPLICATION: 'Application',
 690   ORGANIZATION: 'Organization',
 691   SERVICE: 'Service'
 692 }
 693
 694 const HTTP_SIGNATURE = {
 695   HEADER_NAME: 'signature',
 696   ALGORITHM: 'rsa-sha256',
 697   HEADERS_TO_SIGN: [ '(request-target)', 'host', 'date', 'digest' ],
 698   CLOCK_SKEW_SECONDS: 1800
 699 }
 700
 701 // ---------------------------------------------------------------------------
 702
 703 let PRIVATE_RSA_KEY_SIZE = 2048
 704
 705 // Password encryption
 706 const BCRYPT_SALT_SIZE = 10
 707
 708 const ENCRYPTION = {
 709   ALGORITHM: 'aes-256-cbc',
 710   IV: 16,
 711   SALT: 'peertube',
 712   ENCODING: 'hex' as Encoding
 713 }
 714
 715 const USER_PASSWORD_RESET_LIFETIME = 60000 * 60 // 60 minutes
 716 const USER_PASSWORD_CREATE_LIFETIME = 60000 * 60 * 24 * 7 // 7 days
 717
 718 const TWO_FACTOR_AUTH_REQUEST_TOKEN_LIFETIME = 60000 * 10 // 10 minutes
 719
 720 const EMAIL_VERIFY_LIFETIME = 60000 * 60 // 60 minutes
 721
 722 const NSFW_POLICY_TYPES: { [ id: string ]: NSFWPolicyType } = {
 723   DO_NOT_LIST: 'do_not_list',
 724   BLUR: 'blur',
 725   DISPLAY: 'display'
 726 }
 727
 728 // ---------------------------------------------------------------------------
 729
 730 // Express static paths (router)
 731 const STATIC_PATHS = {
 732   THUMBNAILS: '/static/thumbnails/',
 733
 734   WEBSEED: '/static/webseed/',
 735   PRIVATE_WEBSEED: '/static/webseed/private/',
 736
 737   REDUNDANCY: '/static/redundancy/',
 738
 739   STREAMING_PLAYLISTS: {
 740     HLS: '/static/streaming-playlists/hls',
 741     PRIVATE_HLS: '/static/streaming-playlists/hls/private/'
 742   }
 743 }
 744 const STATIC_DOWNLOAD_PATHS = {
 745   TORRENTS: '/download/torrents/',
 746   VIDEOS: '/download/videos/',
 747   HLS_VIDEOS: '/download/streaming-playlists/hls/videos/'
 748 }
 749 const LAZY_STATIC_PATHS = {
 750   BANNERS: '/lazy-static/banners/',
 751   AVATARS: '/lazy-static/avatars/',
 752   PREVIEWS: '/lazy-static/previews/',
 753   VIDEO_CAPTIONS: '/lazy-static/video-captions/',
 754   TORRENTS: '/lazy-static/torrents/'
 755 }
 756 const OBJECT_STORAGE_PROXY_PATHS = {
 757   PRIVATE_WEBSEED: '/object-storage-proxy/webseed/private/',
 758
 759   STREAMING_PLAYLISTS: {
 760     PRIVATE_HLS: '/object-storage-proxy/streaming-playlists/hls/private/'
 761   }
 762 }
 763
 764 // Cache control
 765 const STATIC_MAX_AGE = {
 766   SERVER: '2h',
 767   LAZY_SERVER: '2d',
 768   CLIENT: '30d'
 769 }
 770
 771 // Videos thumbnail size
 772 const THUMBNAILS_SIZE = {
 773   width: 280,
 774   height: 157,
 775   minWidth: 150
 776 }
 777 const PREVIEWS_SIZE = {
 778   width: 850,
 779   height: 480,
 780   minWidth: 400
 781 }
 782 const ACTOR_IMAGES_SIZE: { [key in ActorImageType]: { width: number, height: number }[] } = {
 783   [ActorImageType.AVATAR]: [
 784     {
 785       width: 120,
 786       height: 120
 787     },
 788     {
 789       width: 48,
 790       height: 48
 791     }
 792   ],
 793   [ActorImageType.BANNER]: [
 794     {
 795       width: 1920,
 796       height: 317 // 6/1 ratio
 797     }
 798   ]
 799 }
 800
 801 const EMBED_SIZE = {
 802   width: 560,
 803   height: 315
 804 }
 805
 806 // Sub folders of cache directory
 807 const FILES_CACHE = {
 808   PREVIEWS: {
 809     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'previews'),
 810     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 811   },
 812   VIDEO_CAPTIONS: {
 813     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'video-captions'),
 814     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 815   },
 816   TORRENTS: {
 817     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'torrents'),
 818     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 819   }
 820 }
 821
 822 const LRU_CACHE = {
 823   USER_TOKENS: {
 824     MAX_SIZE: 1000
 825   },
 826   ACTOR_IMAGE_STATIC: {
 827     MAX_SIZE: 500
 828   },
 829   STATIC_VIDEO_FILES_RIGHTS_CHECK: {
 830     MAX_SIZE: 5000,
 831     TTL: parseDurationToMs('10 seconds')
 832   },
 833   VIDEO_TOKENS: {
 834     MAX_SIZE: 100_000,
 835     TTL: parseDurationToMs('8 hours')
 836   },
 837   TRACKER_IPS: {
 838     MAX_SIZE: 100_000
 839   }
 840 }
 841
 842 const DIRECTORIES = {
 843   RESUMABLE_UPLOAD: join(CONFIG.STORAGE.TMP_DIR, 'resumable-uploads'),
 844
 845   HLS_STREAMING_PLAYLIST: {
 846     PUBLIC: join(CONFIG.STORAGE.STREAMING_PLAYLISTS_DIR, 'hls'),
 847     PRIVATE: join(CONFIG.STORAGE.STREAMING_PLAYLISTS_DIR, 'hls', 'private')
 848   },
 849
 850   VIDEOS: {
 851     PUBLIC: CONFIG.STORAGE.VIDEOS_DIR,
 852     PRIVATE: join(CONFIG.STORAGE.VIDEOS_DIR, 'private')
 853   },
 854
 855   HLS_REDUNDANCY: join(CONFIG.STORAGE.REDUNDANCY_DIR, 'hls')
 856 }
 857
 858 const RESUMABLE_UPLOAD_SESSION_LIFETIME = SCHEDULER_INTERVALS_MS.REMOVE_DANGLING_RESUMABLE_UPLOADS
 859
 860 const VIDEO_LIVE = {
 861   EXTENSION: '.ts',
 862   CLEANUP_DELAY: 1000 * 60 * 5, // 5 minutes
 863   SEGMENT_TIME_SECONDS: {
 864     DEFAULT_LATENCY: 4, // 4 seconds
 865     SMALL_LATENCY: 2 // 2 seconds
 866   },
 867   SEGMENTS_LIST_SIZE: 15, // 15 maximum segments in live playlist
 868   REPLAY_DIRECTORY: 'replay',
 869   EDGE_LIVE_DELAY_SEGMENTS_NOTIFICATION: 4,
 870   MAX_SOCKET_WAITING_DATA: 1024 * 1000 * 100, // 100MB
 871   RTMP: {
 872     CHUNK_SIZE: 60000,
 873     GOP_CACHE: true,
 874     PING: 60,
 875     PING_TIMEOUT: 30,
 876     BASE_PATH: 'live'
 877   }
 878 }
 879
 880 const MEMOIZE_TTL = {
 881   OVERVIEWS_SAMPLE: 1000 * 3600 * 4, // 4 hours
 882   INFO_HASH_EXISTS: 1000 * 60, // 1 minute
 883   VIDEO_DURATION: 1000 * 10, // 10 seconds
 884   LIVE_ABLE_TO_UPLOAD: 1000 * 60, // 1 minute
 885   LIVE_CHECK_SOCKET_HEALTH: 1000 * 60, // 1 minute
 886   GET_STATS_FOR_OPEN_TELEMETRY_METRICS: 1000 * 60 // 1 minute
 887 }
 888
 889 const MEMOIZE_LENGTH = {
 890   INFO_HASH_EXISTS: 200,
 891   VIDEO_DURATION: 200
 892 }
 893
 894 const WORKER_THREADS = {
 895   DOWNLOAD_IMAGE: {
 896     CONCURRENCY: 3,
 897     MAX_THREADS: 1
 898   },
 899   PROCESS_IMAGE: {
 900     CONCURRENCY: 1,
 901     MAX_THREADS: 5
 902   }
 903 }
 904
 905 const REDUNDANCY = {
 906   VIDEOS: {
 907     RANDOMIZED_FACTOR: 5
 908   }
 909 }
 910
 911 const ACCEPT_HEADERS = [ 'html', 'application/json' ].concat(ACTIVITY_PUB.POTENTIAL_ACCEPT_HEADERS)
 912 const OTP = {
 913   HEADER_NAME: 'x-peertube-otp',
 914   HEADER_REQUIRED_VALUE: 'required; app'
 915 }
 916
 917 const ASSETS_PATH = {
 918   DEFAULT_AUDIO_BACKGROUND: join(root(), 'dist', 'server', 'assets', 'default-audio-background.jpg'),
 919   DEFAULT_LIVE_BACKGROUND: join(root(), 'dist', 'server', 'assets', 'default-live-background.jpg')
 920 }
 921
 922 // ---------------------------------------------------------------------------
 923
 924 const CUSTOM_HTML_TAG_COMMENTS = {
 925   TITLE: '<!-- title tag -->',
 926   DESCRIPTION: '<!-- description tag -->',
 927   CUSTOM_CSS: '<!-- custom css tag -->',
 928   META_TAGS: '<!-- meta tags -->',
 929   SERVER_CONFIG: '<!-- server config -->'
 930 }
 931
 932 const MAX_LOGS_OUTPUT_CHARACTERS = 10 * 1000 * 1000
 933 const LOG_FILENAME = 'peertube.log'
 934 const AUDIT_LOG_FILENAME = 'peertube-audit.log'
 935
 936 // ---------------------------------------------------------------------------
 937
 938 const TRACKER_RATE_LIMITS = {
 939   INTERVAL: 60000 * 5, // 5 minutes
 940   ANNOUNCES_PER_IP_PER_INFOHASH: 15, // maximum announces per torrent in the interval
 941   ANNOUNCES_PER_IP: 30, // maximum announces for all our torrents in the interval
 942   BLOCK_IP_LIFETIME: parseDurationToMs('3 minutes')
 943 }
 944
 945 const P2P_MEDIA_LOADER_PEER_VERSION = 2
 946
 947 // ---------------------------------------------------------------------------
 948
 949 const PLUGIN_GLOBAL_CSS_FILE_NAME = 'plugins-global.css'
 950 const PLUGIN_GLOBAL_CSS_PATH = join(CONFIG.STORAGE.TMP_DIR, PLUGIN_GLOBAL_CSS_FILE_NAME)
 951
 952 let PLUGIN_EXTERNAL_AUTH_TOKEN_LIFETIME = 1000 * 60 * 5 // 5 minutes
 953
 954 const DEFAULT_THEME_NAME = 'default'
 955 const DEFAULT_USER_THEME_NAME = 'instance-default'
 956
 957 // ---------------------------------------------------------------------------
 958
 959 const SEARCH_INDEX = {
 960   ROUTES: {
 961     VIDEOS: '/api/v1/search/videos',
 962     VIDEO_CHANNELS: '/api/v1/search/video-channels'
 963   }
 964 }
 965
 966 // ---------------------------------------------------------------------------
 967
 968 const STATS_TIMESERIE = {
 969   MAX_DAYS: 365 * 10 // Around 10 years
 970 }
 971
 972 // ---------------------------------------------------------------------------
 973
 974 // Special constants for a test instance
 975 if (process.env.PRODUCTION_CONSTANTS !== 'true') {
 976   if (isTestOrDevInstance()) {
 977     PRIVATE_RSA_KEY_SIZE = 1024
 978
 979     ACTOR_FOLLOW_SCORE.BASE = 20
 980
 981     REMOTE_SCHEME.HTTP = 'http'
 982     REMOTE_SCHEME.WS = 'ws'
 983
 984     STATIC_MAX_AGE.SERVER = '0'
 985
 986     SCHEDULER_INTERVALS_MS.ACTOR_FOLLOW_SCORES = 1000
 987     SCHEDULER_INTERVALS_MS.REMOVE_OLD_JOBS = 10000
 988     SCHEDULER_INTERVALS_MS.REMOVE_OLD_HISTORY = 5000
 989     SCHEDULER_INTERVALS_MS.REMOVE_OLD_VIEWS = 5000
 990     SCHEDULER_INTERVALS_MS.UPDATE_VIDEOS = 5000
 991     SCHEDULER_INTERVALS_MS.AUTO_FOLLOW_INDEX_INSTANCES = 5000
 992     SCHEDULER_INTERVALS_MS.UPDATE_INBOX_STATS = 5000
 993     SCHEDULER_INTERVALS_MS.CHECK_PEERTUBE_VERSION = 2000
 994
 995     REPEAT_JOBS['videos-views-stats'] = { every: 5000 }
 996
 997     REPEAT_JOBS['activitypub-cleaner'] = { every: 5000 }
 998     AP_CLEANER.PERIOD = 5000
 999
1000     REDUNDANCY.VIDEOS.RANDOMIZED_FACTOR = 1
1001
1002     CONTACT_FORM_LIFETIME = 1000 // 1 second
1003
1004     JOB_ATTEMPTS['email'] = 1
1005
1006     FILES_CACHE.VIDEO_CAPTIONS.MAX_AGE = 3000
1007     MEMOIZE_TTL.OVERVIEWS_SAMPLE = 3000
1008     MEMOIZE_TTL.LIVE_ABLE_TO_UPLOAD = 3000
1009     OVERVIEWS.VIDEOS.SAMPLE_THRESHOLD = 2
1010
1011     PLUGIN_EXTERNAL_AUTH_TOKEN_LIFETIME = 5000
1012
1013     JOB_REMOVAL_OPTIONS.SUCCESS['videos-views-stats'] = 10000
1014   }
1015
1016   if (isTestInstance()) {
1017     ACTIVITY_PUB.COLLECTION_ITEMS_PER_PAGE = 2
1018     ACTIVITY_PUB.ACTOR_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
1019     ACTIVITY_PUB.VIDEO_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
1020     ACTIVITY_PUB.VIDEO_PLAYLIST_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
1021
1022     CONSTRAINTS_FIELDS.ACTORS.IMAGE.FILE_SIZE.max = 100 * 1024 // 100KB
1023     CONSTRAINTS_FIELDS.VIDEOS.IMAGE.FILE_SIZE.max = 400 * 1024 // 400KB
1024
1025     VIEW_LIFETIME.VIEWER_COUNTER = 1000 * 5 // 5 second
1026     VIEW_LIFETIME.VIEWER_STATS = 1000 * 5 // 5 second
1027
1028     VIDEO_LIVE.CLEANUP_DELAY = getIntEnv('PEERTUBE_TEST_CONSTANTS_VIDEO_LIVE_CLEANUP_DELAY') ?? 5000
1029     VIDEO_LIVE.SEGMENT_TIME_SECONDS.DEFAULT_LATENCY = 2
1030     VIDEO_LIVE.SEGMENT_TIME_SECONDS.SMALL_LATENCY = 1
1031     VIDEO_LIVE.EDGE_LIVE_DELAY_SEGMENTS_NOTIFICATION = 1
1032   }
1033 }
1034
1035 updateWebserverUrls()
1036 updateWebserverConfig()
1037
1038 registerConfigChangedHandler(() => {
1039   updateWebserverUrls()
1040   updateWebserverConfig()
1041 })
1042
1043 // ---------------------------------------------------------------------------
1044
1045 const FILES_CONTENT_HASH = {
1046   MANIFEST: generateContentHash(),
1047   FAVICON: generateContentHash(),
1048   LOGO: generateContentHash()
1049 }
1050
1051 // ---------------------------------------------------------------------------
1052
1053 const VIDEO_FILTERS = {
1054   WATERMARK: {
1055     SIZE_RATIO: 1 / 10,
1056     HORIZONTAL_MARGIN_RATIO: 1 / 20,
1057     VERTICAL_MARGIN_RATIO: 1 / 20
1058   }
1059 }
1060
1061 // ---------------------------------------------------------------------------
1062
1063 export {
1064   WEBSERVER,
1065   API_VERSION,
1066   ENCRYPTION,
1067   VIDEO_LIVE,
1068   PEERTUBE_VERSION,
1069   LAZY_STATIC_PATHS,
1070   OBJECT_STORAGE_PROXY_PATHS,
1071   SEARCH_INDEX,
1072   DIRECTORIES,
1073   RESUMABLE_UPLOAD_SESSION_LIFETIME,
1074   RUNNER_JOB_STATES,
1075   P2P_MEDIA_LOADER_PEER_VERSION,
1076   ACTOR_IMAGES_SIZE,
1077   ACCEPT_HEADERS,
1078   BCRYPT_SALT_SIZE,
1079   TRACKER_RATE_LIMITS,
1080   FILES_CACHE,
1081   LOG_FILENAME,
1082   CONSTRAINTS_FIELDS,
1083   EMBED_SIZE,
1084   REDUNDANCY,
1085   JOB_CONCURRENCY,
1086   JOB_ATTEMPTS,
1087   AP_CLEANER,
1088   LAST_MIGRATION_VERSION,
1089   CUSTOM_HTML_TAG_COMMENTS,
1090   STATS_TIMESERIE,
1091   BROADCAST_CONCURRENCY,
1092   AUDIT_LOG_FILENAME,
1093   PAGINATION,
1094   ACTOR_FOLLOW_SCORE,
1095   PREVIEWS_SIZE,
1096   REMOTE_SCHEME,
1097   FOLLOW_STATES,
1098   DEFAULT_USER_THEME_NAME,
1099   SERVER_ACTOR_NAME,
1100   TWO_FACTOR_AUTH_REQUEST_TOKEN_LIFETIME,
1101   PLUGIN_GLOBAL_CSS_FILE_NAME,
1102   PLUGIN_GLOBAL_CSS_PATH,
1103   PRIVATE_RSA_KEY_SIZE,
1104   VIDEO_FILTERS,
1105   ROUTE_CACHE_LIFETIME,
1106   SORTABLE_COLUMNS,
1107   JOB_TTL,
1108   DEFAULT_THEME_NAME,
1109   NSFW_POLICY_TYPES,
1110   STATIC_MAX_AGE,
1111   STATIC_PATHS,
1112   VIDEO_IMPORT_TIMEOUT,
1113   VIDEO_PLAYLIST_TYPES,
1114   MAX_LOGS_OUTPUT_CHARACTERS,
1115   ACTIVITY_PUB,
1116   ACTIVITY_PUB_ACTOR_TYPES,
1117   THUMBNAILS_SIZE,
1118   VIDEO_CATEGORIES,
1119   MEMOIZE_LENGTH,
1120   VIDEO_LANGUAGES,
1121   VIDEO_PRIVACIES,
1122   VIDEO_LICENCES,
1123   VIDEO_STATES,
1124   WORKER_THREADS,
1125   VIDEO_RATE_TYPES,
1126   JOB_PRIORITY,
1127   VIDEO_TRANSCODING_FPS,
1128   FFMPEG_NICE,
1129   ABUSE_STATES,
1130   USER_REGISTRATION_STATES,
1131   LRU_CACHE,
1132   REQUEST_TIMEOUTS,
1133   RUNNER_JOBS,
1134   MAX_LOCAL_VIEWER_WATCH_SECTIONS,
1135   USER_PASSWORD_RESET_LIFETIME,
1136   USER_PASSWORD_CREATE_LIFETIME,
1137   MEMOIZE_TTL,
1138   EMAIL_VERIFY_LIFETIME,
1139   OVERVIEWS,
1140   SCHEDULER_INTERVALS_MS,
1141   REPEAT_JOBS,
1142   STATIC_DOWNLOAD_PATHS,
1143   MIMETYPES,
1144   CRAWL_REQUEST_CONCURRENCY,
1145   DEFAULT_AUDIO_RESOLUTION,
1146   BINARY_CONTENT_TYPES,
1147   JOB_REMOVAL_OPTIONS,
1148   HTTP_SIGNATURE,
1149   VIDEO_IMPORT_STATES,
1150   VIDEO_CHANNEL_SYNC_STATE,
1151   VIEW_LIFETIME,
1152   CONTACT_FORM_LIFETIME,
1153   VIDEO_PLAYLIST_PRIVACIES,
1154   PLUGIN_EXTERNAL_AUTH_TOKEN_LIFETIME,
1155   ASSETS_PATH,
1156   FILES_CONTENT_HASH,
1157   OTP,
1158   loadLanguages,
1159   buildLanguages,
1160   generateContentHash
1161 }
1162
1163 // ---------------------------------------------------------------------------
1164
1165 function buildVideoMimetypeExt () {
1166   const data = {
1167     // streamable formats that warrant cross-browser compatibility
1168     'video/webm': '.webm',
1169     // We'll add .ogg if additional extensions are enabled
1170     // We could add .ogg here but since it could be an audio file,
1171     // it would be confusing for users because PeerTube will refuse their file (based on the mimetype)
1172     'video/ogg': [ '.ogv' ],
1173     'video/mp4': '.mp4'
1174   }
1175
1176   if (CONFIG.TRANSCODING.ENABLED) {
1177     if (CONFIG.TRANSCODING.ALLOW_ADDITIONAL_EXTENSIONS) {
1178       data['video/ogg'].push('.ogg')
1179
1180       Object.assign(data, {
1181         'video/x-matroska': '.mkv',
1182
1183         // Developed by Apple
1184         'video/quicktime': [ '.mov', '.qt', '.mqv' ], // often used as output format by editing software
1185         'video/x-m4v': '.m4v',
1186         'video/m4v': '.m4v',
1187
1188         // Developed by the Adobe Flash Platform
1189         'video/x-flv': '.flv',
1190         'video/x-f4v': '.f4v', // replacement for flv
1191
1192         // Developed by Microsoft
1193         'video/x-ms-wmv': '.wmv',
1194         'video/x-msvideo': '.avi',
1195         'video/avi': '.avi',
1196
1197         // Developed by 3GPP
1198         // common video formats for cell phones
1199         'video/3gpp': [ '.3gp', '.3gpp' ],
1200         'video/3gpp2': [ '.3g2', '.3gpp2' ],
1201
1202         // Developed by FFmpeg/Mplayer
1203         'application/x-nut': '.nut',
1204
1205         // The standard video format used by many Sony and Panasonic HD camcorders.
1206         // It is also used for storing high definition video on Blu-ray discs.
1207         'video/mp2t': '.mts',
1208         'video/vnd.dlna.mpeg-tts': '.mts',
1209
1210         'video/m2ts': '.m2ts',
1211
1212         // Old formats reliant on MPEG-1/MPEG-2
1213         'video/mpv': '.mpv',
1214         'video/mpeg2': '.m2v',
1215         'video/mpeg': [ '.m1v', '.mpg', '.mpe', '.mpeg', '.vob' ],
1216         'video/dvd': '.vob',
1217
1218         // Could be anything
1219         'application/octet-stream': null,
1220         'application/mxf': '.mxf' // often used as exchange format by editing software
1221       })
1222     }
1223
1224     if (CONFIG.TRANSCODING.ALLOW_AUDIO_FILES) {
1225       Object.assign(data, MIMETYPES.AUDIO.MIMETYPE_EXT)
1226     }
1227   }
1228
1229   return data
1230 }
1231
1232 function updateWebserverUrls () {
1233   WEBSERVER.URL = sanitizeUrl(CONFIG.WEBSERVER.SCHEME + '://' + CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT)
1234   WEBSERVER.HOST = sanitizeHost(CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT, REMOTE_SCHEME.HTTP)
1235   WEBSERVER.WS = CONFIG.WEBSERVER.WS
1236
1237   WEBSERVER.SCHEME = CONFIG.WEBSERVER.SCHEME
1238   WEBSERVER.HOSTNAME = CONFIG.WEBSERVER.HOSTNAME
1239   WEBSERVER.PORT = CONFIG.WEBSERVER.PORT
1240
1241   const rtmpHostname = CONFIG.LIVE.RTMP.PUBLIC_HOSTNAME || CONFIG.WEBSERVER.HOSTNAME
1242   const rtmpsHostname = CONFIG.LIVE.RTMPS.PUBLIC_HOSTNAME || CONFIG.WEBSERVER.HOSTNAME
1243
1244   WEBSERVER.RTMP_URL = 'rtmp://' + rtmpHostname + ':' + CONFIG.LIVE.RTMP.PORT + '/' + VIDEO_LIVE.RTMP.BASE_PATH
1245   WEBSERVER.RTMPS_URL = 'rtmps://' + rtmpsHostname + ':' + CONFIG.LIVE.RTMPS.PORT + '/' + VIDEO_LIVE.RTMP.BASE_PATH
1246 }
1247
1248 function updateWebserverConfig () {
1249   MIMETYPES.VIDEO.MIMETYPE_EXT = buildVideoMimetypeExt()
1250   MIMETYPES.VIDEO.MIMETYPES_REGEX = buildMimetypesRegex(MIMETYPES.VIDEO.MIMETYPE_EXT)
1251
1252   ACTIVITY_PUB.URL_MIME_TYPES.VIDEO = Object.keys(MIMETYPES.VIDEO.MIMETYPE_EXT)
1253
1254   MIMETYPES.VIDEO.EXT_MIMETYPE = buildVideoExtMimetype(MIMETYPES.VIDEO.MIMETYPE_EXT)
1255
1256   CONSTRAINTS_FIELDS.VIDEOS.EXTNAME = Object.keys(MIMETYPES.VIDEO.EXT_MIMETYPE)
1257 }
1258
1259 function buildVideoExtMimetype (obj: { [ id: string ]: string | string[] }) {
1260   const result: { [id: string]: string } = {}
1261
1262   for (const mimetype of Object.keys(obj)) {
1263     const value = obj[mimetype]
1264     if (!value) continue
1265
1266     const extensions = Array.isArray(value) ? value : [ value ]
1267
1268     for (const extension of extensions) {
1269       result[extension] = mimetype
1270     }
1271   }
1272
1273   return result
1274 }
1275
1276 function buildMimetypesRegex (obj: { [id: string]: string | string[] }) {
1277   return Object.keys(obj)
1278     .map(m => `(${m})`)
1279     .join('|')
1280 }
1281
1282 function loadLanguages () {
1283   Object.assign(VIDEO_LANGUAGES, buildLanguages())
1284 }
1285
1286 function buildLanguages () {
1287   const iso639 = require('iso-639-3')
1288
1289   const languages: { [id: string]: string } = {}
1290
1291   const additionalLanguages = {
1292     sgn: true, // Sign languages (macro language)
1293     ase: true, // American sign language
1294     asq: true, // Austrian sign language
1295     sdl: true, // Arabian sign language
1296     bfi: true, // British sign language
1297     bzs: true, // Brazilian sign language
1298     csl: true, // Chinese sign language
1299     cse: true, // Czech sign language
1300     dsl: true, // Danish sign language
1301     fsl: true, // French sign language
1302     gsg: true, // German sign language
1303     pks: true, // Pakistan sign language
1304     jsl: true, // Japanese sign language
1305     sfs: true, // South African sign language
1306     swl: true, // Swedish sign language
1307     rsl: true, // Russian sign language
1308
1309     kab: true, // Kabyle
1310
1311     lat: true, // Latin
1312
1313     epo: true, // Esperanto
1314     tlh: true, // Klingon
1315     jbo: true, // Lojban
1316     avk: true, // Kotava
1317
1318     zxx: true // No linguistic content (ISO-639-2)
1319   }
1320
1321   // Only add ISO639-1 languages and some sign languages (ISO639-3)
1322   iso639
1323     .filter(l => {
1324       return (l.iso6391 !== undefined && l.type === 'living') ||
1325         additionalLanguages[l.iso6393] === true
1326     })
1327     .forEach(l => { languages[l.iso6391 || l.iso6393] = l.name })
1328
1329   // Override Occitan label
1330   languages['oc'] = 'Occitan'
1331   languages['el'] = 'Greek'
1332   languages['tok'] = 'Toki Pona'
1333
1334   // Chinese languages
1335   languages['zh-Hans'] = 'Simplified Chinese'
1336   languages['zh-Hant'] = 'Traditional Chinese'
1337
1338   return languages
1339 }
1340
1341 function generateContentHash () {
1342   return randomBytes(20).toString('hex')
1343 }
1344
1345 function getIntEnv (path: string) {
1346   if (process.env[path]) return parseInt(process.env[path])
1347
1348   return undefined
1349 }