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