server/initializers/constants.ts

   1 import { join } from 'path'
   2 import { JobType, VideoRateType, VideoResolution, VideoState } from '../../shared/models'
   3 import { ActivityPubActorType } from '../../shared/models/activitypub'
   4 import { FollowState } from '../../shared/models/actors'
   5 import { VideoAbuseState, VideoImportState, VideoPrivacy, VideoTranscodingFPS } from '../../shared/models/videos'
   6 // Do not use barrels, remain constants as independent as possible
   7 import { isTestInstance, sanitizeHost, sanitizeUrl, root, parseDurationToMs } from '../helpers/core-utils'
   8 import { NSFWPolicyType } from '../../shared/models/videos/nsfw-policy.type'
   9 import { invert } from 'lodash'
  10 import { CronRepeatOptions, EveryRepeatOptions } from 'bull'
  11 import { VideoPlaylistPrivacy } from '../../shared/models/videos/playlist/video-playlist-privacy.model'
  12 import { VideoPlaylistType } from '../../shared/models/videos/playlist/video-playlist-type.model'
  13 import { CONFIG, registerConfigChangedHandler } from './config'
  14
  15 // ---------------------------------------------------------------------------
  16
  17 const LAST_MIGRATION_VERSION = 475
  18
  19 // ---------------------------------------------------------------------------
  20
  21 const API_VERSION = 'v1'
  22 const PEERTUBE_VERSION = require(join(root(), 'package.json')).version
  23
  24 const PAGINATION = {
  25   GLOBAL: {
  26     COUNT: {
  27       DEFAULT: 15,
  28       MAX: 100
  29     }
  30   },
  31   OUTBOX: {
  32     COUNT: {
  33       MAX: 50
  34     }
  35   }
  36 }
  37
  38 const WEBSERVER = {
  39   URL: '',
  40   HOST: '',
  41   SCHEME: '',
  42   WS: '',
  43   HOSTNAME: '',
  44   PORT: 0
  45 }
  46
  47 // Sortable columns per schema
  48 const SORTABLE_COLUMNS = {
  49   USERS: [ 'id', 'username', 'videoQuotaUsed', 'createdAt' ],
  50   USER_SUBSCRIPTIONS: [ 'id', 'createdAt' ],
  51   ACCOUNTS: [ 'createdAt' ],
  52   JOBS: [ 'createdAt' ],
  53   VIDEO_ABUSES: [ 'id', 'createdAt', 'state' ],
  54   VIDEO_CHANNELS: [ 'id', 'name', 'updatedAt', 'createdAt' ],
  55   VIDEO_IMPORTS: [ 'createdAt' ],
  56   VIDEO_COMMENT_THREADS: [ 'createdAt', 'totalReplies' ],
  57   VIDEO_RATES: [ 'createdAt' ],
  58   BLACKLISTS: [ 'id', 'name', 'duration', 'views', 'likes', 'dislikes', 'uuid', 'createdAt' ],
  59   FOLLOWERS: [ 'createdAt', 'state', 'score' ],
  60   FOLLOWING: [ 'createdAt', 'redundancyAllowed', 'state' ],
  61
  62   VIDEOS: [ 'name', 'duration', 'createdAt', 'publishedAt', 'views', 'likes', 'trending' ],
  63
  64   VIDEOS_SEARCH: [ 'name', 'duration', 'createdAt', 'publishedAt', 'views', 'likes', 'match' ],
  65   VIDEO_CHANNELS_SEARCH: [ 'match', 'displayName', 'createdAt' ],
  66
  67   ACCOUNTS_BLOCKLIST: [ 'createdAt' ],
  68   SERVERS_BLOCKLIST: [ 'createdAt' ],
  69
  70   USER_NOTIFICATIONS: [ 'createdAt' ],
  71
  72   VIDEO_PLAYLISTS: [ 'displayName', 'createdAt', 'updatedAt' ],
  73
  74   PLUGINS: [ 'name', 'createdAt', 'updatedAt' ],
  75
  76   AVAILABLE_PLUGINS: [ 'npmName', 'popularity' ],
  77
  78   VIDEO_REDUNDANCIES: [ 'name' ]
  79 }
  80
  81 const OAUTH_LIFETIME = {
  82   ACCESS_TOKEN: 3600 * 24, // 1 day, for upload
  83   REFRESH_TOKEN: 1209600 // 2 weeks
  84 }
  85
  86 const ROUTE_CACHE_LIFETIME = {
  87   FEEDS: '15 minutes',
  88   ROBOTS: '2 hours',
  89   SITEMAP: '1 day',
  90   SECURITYTXT: '2 hours',
  91   NODEINFO: '10 minutes',
  92   DNT_POLICY: '1 week',
  93   OVERVIEWS: {
  94     VIDEOS: '1 hour'
  95   },
  96   ACTIVITY_PUB: {
  97     VIDEOS: '1 second' // 1 second, cache concurrent requests after a broadcast for example
  98   },
  99   STATS: '4 hours'
 100 }
 101
 102 // ---------------------------------------------------------------------------
 103
 104 // Number of points we add/remove after a successful/bad request
 105 const ACTOR_FOLLOW_SCORE = {
 106   PENALTY: -10,
 107   BONUS: 10,
 108   BASE: 1000,
 109   MAX: 10000
 110 }
 111
 112 const FOLLOW_STATES: { [ id: string ]: FollowState } = {
 113   PENDING: 'pending',
 114   ACCEPTED: 'accepted'
 115 }
 116
 117 const REMOTE_SCHEME = {
 118   HTTP: 'https',
 119   WS: 'wss'
 120 }
 121
 122 const JOB_ATTEMPTS: { [id in JobType]: number } = {
 123   'activitypub-http-broadcast': 5,
 124   'activitypub-http-unicast': 5,
 125   'activitypub-http-fetcher': 5,
 126   'activitypub-follow': 5,
 127   'video-file-import': 1,
 128   'video-transcoding': 1,
 129   'video-import': 1,
 130   'email': 5,
 131   'videos-views': 1,
 132   'activitypub-refresher': 1,
 133   'video-redundancy': 1
 134 }
 135 const JOB_CONCURRENCY: { [id in JobType]: number } = {
 136   'activitypub-http-broadcast': 1,
 137   'activitypub-http-unicast': 5,
 138   'activitypub-http-fetcher': 1,
 139   'activitypub-follow': 1,
 140   'video-file-import': 1,
 141   'video-transcoding': 1,
 142   'video-import': 1,
 143   'email': 5,
 144   'videos-views': 1,
 145   'activitypub-refresher': 1,
 146   'video-redundancy': 1
 147 }
 148 const JOB_TTL: { [id in JobType]: number } = {
 149   'activitypub-http-broadcast': 60000 * 10, // 10 minutes
 150   'activitypub-http-unicast': 60000 * 10, // 10 minutes
 151   'activitypub-http-fetcher': 60000 * 10, // 10 minutes
 152   'activitypub-follow': 60000 * 10, // 10 minutes
 153   'video-file-import': 1000 * 3600, // 1 hour
 154   'video-transcoding': 1000 * 3600 * 48, // 2 days, transcoding could be long
 155   'video-import': 1000 * 3600 * 2, //  hours
 156   'email': 60000 * 10, // 10 minutes
 157   'videos-views': undefined, // Unlimited
 158   'activitypub-refresher': 60000 * 10, // 10 minutes
 159   'video-redundancy': 1000 * 3600 * 3 // 3 hours
 160 }
 161 const REPEAT_JOBS: { [ id: string ]: EveryRepeatOptions | CronRepeatOptions } = {
 162   'videos-views': {
 163     cron: '1 * * * *' // At 1 minute past the hour
 164   }
 165 }
 166
 167 const BROADCAST_CONCURRENCY = 10 // How many requests in parallel we do in activitypub-http-broadcast job
 168 const CRAWL_REQUEST_CONCURRENCY = 1 // How many requests in parallel to fetch remote data (likes, shares...)
 169 const JOB_REQUEST_TIMEOUT = 3000 // 3 seconds
 170 const JOB_COMPLETED_LIFETIME = 60000 * 60 * 24 * 2 // 2 days
 171 const VIDEO_IMPORT_TIMEOUT = 1000 * 3600 // 1 hour
 172
 173 const SCHEDULER_INTERVALS_MS = {
 174   actorFollowScores: 60000 * 60, // 1 hour
 175   removeOldJobs: 60000 * 60, // 1 hour
 176   updateVideos: 60000, // 1 minute
 177   youtubeDLUpdate: 60000 * 60 * 24, // 1 day
 178   checkPlugins: CONFIG.PLUGINS.INDEX.CHECK_LATEST_VERSIONS_INTERVAL,
 179   autoFollowIndexInstances: 60000 * 60 * 24, // 1 day
 180   removeOldViews: 60000 * 60 * 24, // 1 day
 181   removeOldHistory: 60000 * 60 * 24 // 1 day
 182 }
 183
 184 const INSTANCES_INDEX = {
 185   HOSTS_PATH: '/api/v1/instances/hosts'
 186 }
 187
 188 // ---------------------------------------------------------------------------
 189
 190 const CONSTRAINTS_FIELDS = {
 191   USERS: {
 192     NAME: { min: 1, max: 120 }, // Length
 193     DESCRIPTION: { min: 3, max: 1000 }, // Length
 194     USERNAME: { min: 1, max: 50 }, // Length
 195     PASSWORD: { min: 6, max: 255 }, // Length
 196     VIDEO_QUOTA: { min: -1 },
 197     VIDEO_QUOTA_DAILY: { min: -1 },
 198     VIDEO_LANGUAGES: { max: 500 }, // Array length
 199     BLOCKED_REASON: { min: 3, max: 250 } // Length
 200   },
 201   VIDEO_ABUSES: {
 202     REASON: { min: 2, max: 3000 }, // Length
 203     MODERATION_COMMENT: { min: 2, max: 3000 } // Length
 204   },
 205   VIDEO_BLACKLIST: {
 206     REASON: { min: 2, max: 300 } // Length
 207   },
 208   VIDEO_CHANNELS: {
 209     NAME: { min: 1, max: 120 }, // Length
 210     DESCRIPTION: { min: 3, max: 1000 }, // Length
 211     SUPPORT: { min: 3, max: 1000 }, // Length
 212     URL: { min: 3, max: 2000 } // Length
 213   },
 214   VIDEO_CAPTIONS: {
 215     CAPTION_FILE: {
 216       EXTNAME: [ '.vtt', '.srt' ],
 217       FILE_SIZE: {
 218         max: 2 * 1024 * 1024 // 2MB
 219       }
 220     }
 221   },
 222   VIDEO_IMPORTS: {
 223     URL: { min: 3, max: 2000 }, // Length
 224     TORRENT_NAME: { min: 3, max: 255 }, // Length
 225     TORRENT_FILE: {
 226       EXTNAME: [ '.torrent' ],
 227       FILE_SIZE: {
 228         max: 1024 * 200 // 200 KB
 229       }
 230     }
 231   },
 232   VIDEOS_REDUNDANCY: {
 233     URL: { min: 3, max: 2000 } // Length
 234   },
 235   VIDEO_RATES: {
 236     URL: { min: 3, max: 2000 } // Length
 237   },
 238   VIDEOS: {
 239     NAME: { min: 3, max: 120 }, // Length
 240     LANGUAGE: { min: 1, max: 10 }, // Length
 241     TRUNCATED_DESCRIPTION: { min: 3, max: 250 }, // Length
 242     DESCRIPTION: { min: 3, max: 10000 }, // Length
 243     SUPPORT: { min: 3, max: 1000 }, // Length
 244     IMAGE: {
 245       EXTNAME: [ '.jpg', '.jpeg' ],
 246       FILE_SIZE: {
 247         max: 2 * 1024 * 1024 // 2MB
 248       }
 249     },
 250     EXTNAME: [] as string[],
 251     INFO_HASH: { min: 40, max: 40 }, // Length, info hash is 20 bytes length but we represent it in hexadecimal so 20 * 2
 252     DURATION: { min: 0 }, // Number
 253     TAGS: { min: 0, max: 5 }, // Number of total tags
 254     TAG: { min: 2, max: 30 }, // Length
 255     THUMBNAIL: { min: 2, max: 30 },
 256     THUMBNAIL_DATA: { min: 0, max: 20000 }, // Bytes
 257     VIEWS: { min: 0 },
 258     LIKES: { min: 0 },
 259     DISLIKES: { min: 0 },
 260     FILE_SIZE: { min: 10 },
 261     URL: { min: 3, max: 2000 } // Length
 262   },
 263   VIDEO_PLAYLISTS: {
 264     NAME: { min: 1, max: 120 }, // Length
 265     DESCRIPTION: { min: 3, max: 1000 }, // Length
 266     URL: { min: 3, max: 2000 }, // Length
 267     IMAGE: {
 268       EXTNAME: [ '.jpg', '.jpeg' ],
 269       FILE_SIZE: {
 270         max: 2 * 1024 * 1024 // 2MB
 271       }
 272     }
 273   },
 274   ACTORS: {
 275     PUBLIC_KEY: { min: 10, max: 5000 }, // Length
 276     PRIVATE_KEY: { min: 10, max: 5000 }, // Length
 277     URL: { min: 3, max: 2000 }, // Length
 278     AVATAR: {
 279       EXTNAME: [ '.png', '.jpeg', '.jpg' ],
 280       FILE_SIZE: {
 281         max: 2 * 1024 * 1024 // 2MB
 282       }
 283     }
 284   },
 285   VIDEO_EVENTS: {
 286     COUNT: { min: 0 }
 287   },
 288   VIDEO_COMMENTS: {
 289     TEXT: { min: 1, max: 3000 }, // Length
 290     URL: { min: 3, max: 2000 } // Length
 291   },
 292   VIDEO_SHARE: {
 293     URL: { min: 3, max: 2000 } // Length
 294   },
 295   CONTACT_FORM: {
 296     FROM_NAME: { min: 1, max: 120 }, // Length
 297     BODY: { min: 3, max: 5000 } // Length
 298   },
 299   PLUGINS: {
 300     NAME: { min: 1, max: 214 }, // Length
 301     DESCRIPTION: { min: 1, max: 20000 } // Length
 302   },
 303   COMMONS: {
 304     URL: { min: 5, max: 2000 } // Length
 305   }
 306 }
 307
 308 let VIDEO_VIEW_LIFETIME = 60000 * 60 // 1 hour
 309 let CONTACT_FORM_LIFETIME = 60000 * 60 // 1 hour
 310
 311 const VIDEO_TRANSCODING_FPS: VideoTranscodingFPS = {
 312   MIN: 10,
 313   AVERAGE: 30,
 314   MAX: 60,
 315   KEEP_ORIGIN_FPS_RESOLUTION_MIN: 720 // We keep the original FPS on high resolutions (720 minimum)
 316 }
 317
 318 const DEFAULT_AUDIO_RESOLUTION = VideoResolution.H_480P
 319
 320 const VIDEO_RATE_TYPES: { [ id: string ]: VideoRateType } = {
 321   LIKE: 'like',
 322   DISLIKE: 'dislike'
 323 }
 324
 325 const FFMPEG_NICE: { [ id: string ]: number } = {
 326   THUMBNAIL: 2, // 2 just for don't blocking servers
 327   TRANSCODING: 15
 328 }
 329
 330 const VIDEO_CATEGORIES = {
 331   1: 'Music',
 332   2: 'Films',
 333   3: 'Vehicles',
 334   4: 'Art',
 335   5: 'Sports',
 336   6: 'Travels',
 337   7: 'Gaming',
 338   8: 'People',
 339   9: 'Comedy',
 340   10: 'Entertainment',
 341   11: 'News & Politics',
 342   12: 'How To',
 343   13: 'Education',
 344   14: 'Activism',
 345   15: 'Science & Technology',
 346   16: 'Animals',
 347   17: 'Kids',
 348   18: 'Food'
 349 }
 350
 351 // See https://creativecommons.org/licenses/?lang=en
 352 const VIDEO_LICENCES = {
 353   1: 'Attribution',
 354   2: 'Attribution - Share Alike',
 355   3: 'Attribution - No Derivatives',
 356   4: 'Attribution - Non Commercial',
 357   5: 'Attribution - Non Commercial - Share Alike',
 358   6: 'Attribution - Non Commercial - No Derivatives',
 359   7: 'Public Domain Dedication'
 360 }
 361
 362 let VIDEO_LANGUAGES: { [id: string]: string } = {}
 363
 364 const VIDEO_PRIVACIES = {
 365   [ VideoPrivacy.PUBLIC ]: 'Public',
 366   [ VideoPrivacy.UNLISTED ]: 'Unlisted',
 367   [ VideoPrivacy.PRIVATE ]: 'Private',
 368   [ VideoPrivacy.INTERNAL ]: 'Internal'
 369 }
 370
 371 const VIDEO_STATES = {
 372   [ VideoState.PUBLISHED ]: 'Published',
 373   [ VideoState.TO_TRANSCODE ]: 'To transcode',
 374   [ VideoState.TO_IMPORT ]: 'To import'
 375 }
 376
 377 const VIDEO_IMPORT_STATES = {
 378   [ VideoImportState.FAILED ]: 'Failed',
 379   [ VideoImportState.PENDING ]: 'Pending',
 380   [ VideoImportState.SUCCESS ]: 'Success'
 381 }
 382
 383 const VIDEO_ABUSE_STATES = {
 384   [ VideoAbuseState.PENDING ]: 'Pending',
 385   [ VideoAbuseState.REJECTED ]: 'Rejected',
 386   [ VideoAbuseState.ACCEPTED ]: 'Accepted'
 387 }
 388
 389 const VIDEO_PLAYLIST_PRIVACIES = {
 390   [ VideoPlaylistPrivacy.PUBLIC ]: 'Public',
 391   [ VideoPlaylistPrivacy.UNLISTED ]: 'Unlisted',
 392   [ VideoPlaylistPrivacy.PRIVATE ]: 'Private'
 393 }
 394
 395 const VIDEO_PLAYLIST_TYPES = {
 396   [ VideoPlaylistType.REGULAR ]: 'Regular',
 397   [ VideoPlaylistType.WATCH_LATER ]: 'Watch later'
 398 }
 399
 400 const MIMETYPES = {
 401   AUDIO: {
 402     MIMETYPE_EXT: {
 403       'audio/mpeg': '.mp3',
 404       'audio/mp3': '.mp3',
 405       'application/ogg': '.ogg',
 406       'audio/ogg': '.ogg',
 407       'audio/flac': '.flac'
 408     },
 409     EXT_MIMETYPE: null as { [ id: string ]: string }
 410   },
 411   VIDEO: {
 412     MIMETYPE_EXT: null as { [ id: string ]: string },
 413     EXT_MIMETYPE: null as { [ id: string ]: string }
 414   },
 415   IMAGE: {
 416     MIMETYPE_EXT: {
 417       'image/png': '.png',
 418       'image/jpg': '.jpg',
 419       'image/jpeg': '.jpg'
 420     }
 421   },
 422   VIDEO_CAPTIONS: {
 423     MIMETYPE_EXT: {
 424       'text/vtt': '.vtt',
 425       'application/x-subrip': '.srt',
 426       'text/plain': '.srt'
 427     }
 428   },
 429   TORRENT: {
 430     MIMETYPE_EXT: {
 431       'application/x-bittorrent': '.torrent'
 432     }
 433   }
 434 }
 435 MIMETYPES.AUDIO.EXT_MIMETYPE = invert(MIMETYPES.AUDIO.MIMETYPE_EXT)
 436
 437 // ---------------------------------------------------------------------------
 438
 439 const OVERVIEWS = {
 440   VIDEOS: {
 441     SAMPLE_THRESHOLD: 6,
 442     SAMPLES_COUNT: 2
 443   }
 444 }
 445
 446 const VIDEO_CHANNELS = {
 447   MAX_PER_USER: 20
 448 }
 449
 450 // ---------------------------------------------------------------------------
 451
 452 const SERVER_ACTOR_NAME = 'peertube'
 453
 454 const ACTIVITY_PUB = {
 455   POTENTIAL_ACCEPT_HEADERS: [
 456     'application/activity+json',
 457     'application/ld+json',
 458     'application/ld+json; profile="https://www.w3.org/ns/activitystreams"'
 459   ],
 460   ACCEPT_HEADER: 'application/activity+json, application/ld+json',
 461   PUBLIC: 'https://www.w3.org/ns/activitystreams#Public',
 462   COLLECTION_ITEMS_PER_PAGE: 10,
 463   FETCH_PAGE_LIMIT: 100,
 464   URL_MIME_TYPES: {
 465     VIDEO: [] as string[],
 466     TORRENT: [ 'application/x-bittorrent' ],
 467     MAGNET: [ 'application/x-bittorrent;x-scheme-handler/magnet' ]
 468   },
 469   MAX_RECURSION_COMMENTS: 100,
 470   ACTOR_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2, // 2 days
 471   VIDEO_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2, // 2 days
 472   VIDEO_PLAYLIST_REFRESH_INTERVAL: 3600 * 24 * 1000 * 2 // 2 days
 473 }
 474
 475 const ACTIVITY_PUB_ACTOR_TYPES: { [ id: string ]: ActivityPubActorType } = {
 476   GROUP: 'Group',
 477   PERSON: 'Person',
 478   APPLICATION: 'Application',
 479   ORGANIZATION: 'Organization',
 480   SERVICE: 'Service'
 481 }
 482
 483 const HTTP_SIGNATURE = {
 484   HEADER_NAME: 'signature',
 485   ALGORITHM: 'rsa-sha256',
 486   HEADERS_TO_SIGN: [ '(request-target)', 'host', 'date', 'digest' ],
 487   CLOCK_SKEW_SECONDS: 1800
 488 }
 489
 490 // ---------------------------------------------------------------------------
 491
 492 let PRIVATE_RSA_KEY_SIZE = 2048
 493
 494 // Password encryption
 495 const BCRYPT_SALT_SIZE = 10
 496
 497 const USER_PASSWORD_RESET_LIFETIME = 60000 * 60 // 60 minutes
 498
 499 const USER_EMAIL_VERIFY_LIFETIME = 60000 * 60 // 60 minutes
 500
 501 const NSFW_POLICY_TYPES: { [ id: string ]: NSFWPolicyType } = {
 502   DO_NOT_LIST: 'do_not_list',
 503   BLUR: 'blur',
 504   DISPLAY: 'display'
 505 }
 506
 507 // ---------------------------------------------------------------------------
 508
 509 // Express static paths (router)
 510 const STATIC_PATHS = {
 511   PREVIEWS: '/static/previews/',
 512   THUMBNAILS: '/static/thumbnails/',
 513   TORRENTS: '/static/torrents/',
 514   WEBSEED: '/static/webseed/',
 515   REDUNDANCY: '/static/redundancy/',
 516   STREAMING_PLAYLISTS: {
 517     HLS: '/static/streaming-playlists/hls'
 518   },
 519   AVATARS: '/static/avatars/',
 520   VIDEO_CAPTIONS: '/static/video-captions/'
 521 }
 522 const STATIC_DOWNLOAD_PATHS = {
 523   TORRENTS: '/download/torrents/',
 524   VIDEOS: '/download/videos/',
 525   HLS_VIDEOS: '/download/streaming-playlists/hls/videos/'
 526 }
 527 const LAZY_STATIC_PATHS = {
 528   AVATARS: '/lazy-static/avatars/',
 529   PREVIEWS: '/static/previews/',
 530   VIDEO_CAPTIONS: '/static/video-captions/'
 531 }
 532
 533 // Cache control
 534 let STATIC_MAX_AGE = {
 535   SERVER: '2h',
 536   CLIENT: '30d'
 537 }
 538
 539 // Videos thumbnail size
 540 const THUMBNAILS_SIZE = {
 541   width: 223,
 542   height: 122
 543 }
 544 const PREVIEWS_SIZE = {
 545   width: 850,
 546   height: 480
 547 }
 548 const AVATARS_SIZE = {
 549   width: 120,
 550   height: 120
 551 }
 552
 553 const EMBED_SIZE = {
 554   width: 560,
 555   height: 315
 556 }
 557
 558 // Sub folders of cache directory
 559 const FILES_CACHE = {
 560   PREVIEWS: {
 561     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'previews'),
 562     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 563   },
 564   VIDEO_CAPTIONS: {
 565     DIRECTORY: join(CONFIG.STORAGE.CACHE_DIR, 'video-captions'),
 566     MAX_AGE: 1000 * 3600 * 3 // 3 hours
 567   }
 568 }
 569
 570 const LRU_CACHE = {
 571   USER_TOKENS: {
 572     MAX_SIZE: 1000
 573   },
 574   AVATAR_STATIC: {
 575     MAX_SIZE: 500
 576   }
 577 }
 578
 579 const HLS_STREAMING_PLAYLIST_DIRECTORY = join(CONFIG.STORAGE.STREAMING_PLAYLISTS_DIR, 'hls')
 580 const HLS_REDUNDANCY_DIRECTORY = join(CONFIG.STORAGE.REDUNDANCY_DIR, 'hls')
 581
 582 const MEMOIZE_TTL = {
 583   OVERVIEWS_SAMPLE: 1000 * 3600 * 4, // 4 hours
 584   INFO_HASH_EXISTS: 1000 * 3600 * 12 // 12 hours
 585 }
 586
 587 const MEMOIZE_LENGTH = {
 588   INFO_HASH_EXISTS: 200
 589 }
 590
 591 const QUEUE_CONCURRENCY = {
 592   AVATAR_PROCESS_IMAGE: 3
 593 }
 594
 595 const REDUNDANCY = {
 596   VIDEOS: {
 597     RANDOMIZED_FACTOR: 5
 598   }
 599 }
 600
 601 const ACCEPT_HEADERS = [ 'html', 'application/json' ].concat(ACTIVITY_PUB.POTENTIAL_ACCEPT_HEADERS)
 602
 603 const ASSETS_PATH = {
 604   DEFAULT_AUDIO_BACKGROUND: join(root(), 'dist', 'server', 'assets', 'default-audio-background.jpg')
 605 }
 606
 607 // ---------------------------------------------------------------------------
 608
 609 const CUSTOM_HTML_TAG_COMMENTS = {
 610   TITLE: '<!-- title tag -->',
 611   DESCRIPTION: '<!-- description tag -->',
 612   CUSTOM_CSS: '<!-- custom css tag -->',
 613   META_TAGS: '<!-- meta tags -->'
 614 }
 615
 616 // ---------------------------------------------------------------------------
 617
 618 const FEEDS = {
 619   COUNT: 20
 620 }
 621
 622 const MAX_LOGS_OUTPUT_CHARACTERS = 10 * 1000 * 1000
 623 const LOG_FILENAME = 'peertube.log'
 624 const AUDIT_LOG_FILENAME = 'peertube-audit.log'
 625
 626 // ---------------------------------------------------------------------------
 627
 628 const TRACKER_RATE_LIMITS = {
 629   INTERVAL: 60000 * 5, // 5 minutes
 630   ANNOUNCES_PER_IP_PER_INFOHASH: 15, // maximum announces per torrent in the interval
 631   ANNOUNCES_PER_IP: 30 // maximum announces for all our torrents in the interval
 632 }
 633
 634 const P2P_MEDIA_LOADER_PEER_VERSION = 2
 635
 636 // ---------------------------------------------------------------------------
 637
 638 const PLUGIN_GLOBAL_CSS_FILE_NAME = 'plugins-global.css'
 639 const PLUGIN_GLOBAL_CSS_PATH = join(CONFIG.STORAGE.TMP_DIR, PLUGIN_GLOBAL_CSS_FILE_NAME)
 640
 641 const DEFAULT_THEME_NAME = 'default'
 642 const DEFAULT_USER_THEME_NAME = 'instance-default'
 643
 644 // ---------------------------------------------------------------------------
 645
 646 // Special constants for a test instance
 647 if (isTestInstance() === true) {
 648   PRIVATE_RSA_KEY_SIZE = 1024
 649
 650   ACTOR_FOLLOW_SCORE.BASE = 20
 651
 652   REMOTE_SCHEME.HTTP = 'http'
 653   REMOTE_SCHEME.WS = 'ws'
 654
 655   STATIC_MAX_AGE.SERVER = '0'
 656
 657   ACTIVITY_PUB.COLLECTION_ITEMS_PER_PAGE = 2
 658   ACTIVITY_PUB.ACTOR_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
 659   ACTIVITY_PUB.VIDEO_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
 660   ACTIVITY_PUB.VIDEO_PLAYLIST_REFRESH_INTERVAL = 10 * 1000 // 10 seconds
 661
 662   CONSTRAINTS_FIELDS.ACTORS.AVATAR.FILE_SIZE.max = 100 * 1024 // 100KB
 663
 664   SCHEDULER_INTERVALS_MS.actorFollowScores = 1000
 665   SCHEDULER_INTERVALS_MS.removeOldJobs = 10000
 666   SCHEDULER_INTERVALS_MS.removeOldHistory = 5000
 667   SCHEDULER_INTERVALS_MS.removeOldViews = 5000
 668   SCHEDULER_INTERVALS_MS.updateVideos = 5000
 669   SCHEDULER_INTERVALS_MS.autoFollowIndexInstances = 5000
 670   REPEAT_JOBS[ 'videos-views' ] = { every: 5000 }
 671
 672   REDUNDANCY.VIDEOS.RANDOMIZED_FACTOR = 1
 673
 674   VIDEO_VIEW_LIFETIME = 1000 // 1 second
 675   CONTACT_FORM_LIFETIME = 1000 // 1 second
 676
 677   JOB_ATTEMPTS[ 'email' ] = 1
 678
 679   FILES_CACHE.VIDEO_CAPTIONS.MAX_AGE = 3000
 680   MEMOIZE_TTL.OVERVIEWS_SAMPLE = 1
 681   ROUTE_CACHE_LIFETIME.OVERVIEWS.VIDEOS = '0ms'
 682 }
 683
 684 updateWebserverUrls()
 685 updateWebserverConfig()
 686
 687 registerConfigChangedHandler(() => {
 688   updateWebserverUrls()
 689   updateWebserverConfig()
 690 })
 691
 692 // ---------------------------------------------------------------------------
 693
 694 export {
 695   WEBSERVER,
 696   API_VERSION,
 697   PEERTUBE_VERSION,
 698   LAZY_STATIC_PATHS,
 699   HLS_REDUNDANCY_DIRECTORY,
 700   P2P_MEDIA_LOADER_PEER_VERSION,
 701   AVATARS_SIZE,
 702   ACCEPT_HEADERS,
 703   BCRYPT_SALT_SIZE,
 704   TRACKER_RATE_LIMITS,
 705   FILES_CACHE,
 706   LOG_FILENAME,
 707   CONSTRAINTS_FIELDS,
 708   EMBED_SIZE,
 709   REDUNDANCY,
 710   JOB_CONCURRENCY,
 711   JOB_ATTEMPTS,
 712   LAST_MIGRATION_VERSION,
 713   OAUTH_LIFETIME,
 714   CUSTOM_HTML_TAG_COMMENTS,
 715   BROADCAST_CONCURRENCY,
 716   AUDIT_LOG_FILENAME,
 717   PAGINATION,
 718   ACTOR_FOLLOW_SCORE,
 719   PREVIEWS_SIZE,
 720   REMOTE_SCHEME,
 721   FOLLOW_STATES,
 722   INSTANCES_INDEX,
 723   DEFAULT_USER_THEME_NAME,
 724   SERVER_ACTOR_NAME,
 725   PLUGIN_GLOBAL_CSS_FILE_NAME,
 726   PLUGIN_GLOBAL_CSS_PATH,
 727   PRIVATE_RSA_KEY_SIZE,
 728   ROUTE_CACHE_LIFETIME,
 729   SORTABLE_COLUMNS,
 730   HLS_STREAMING_PLAYLIST_DIRECTORY,
 731   FEEDS,
 732   JOB_TTL,
 733   DEFAULT_THEME_NAME,
 734   NSFW_POLICY_TYPES,
 735   STATIC_MAX_AGE,
 736   STATIC_PATHS,
 737   VIDEO_IMPORT_TIMEOUT,
 738   VIDEO_PLAYLIST_TYPES,
 739   MAX_LOGS_OUTPUT_CHARACTERS,
 740   ACTIVITY_PUB,
 741   ACTIVITY_PUB_ACTOR_TYPES,
 742   THUMBNAILS_SIZE,
 743   VIDEO_CATEGORIES,
 744   MEMOIZE_LENGTH,
 745   VIDEO_LANGUAGES,
 746   VIDEO_PRIVACIES,
 747   VIDEO_LICENCES,
 748   VIDEO_STATES,
 749   QUEUE_CONCURRENCY,
 750   VIDEO_RATE_TYPES,
 751   VIDEO_TRANSCODING_FPS,
 752   FFMPEG_NICE,
 753   VIDEO_ABUSE_STATES,
 754   VIDEO_CHANNELS,
 755   LRU_CACHE,
 756   JOB_REQUEST_TIMEOUT,
 757   USER_PASSWORD_RESET_LIFETIME,
 758   MEMOIZE_TTL,
 759   USER_EMAIL_VERIFY_LIFETIME,
 760   OVERVIEWS,
 761   SCHEDULER_INTERVALS_MS,
 762   REPEAT_JOBS,
 763   STATIC_DOWNLOAD_PATHS,
 764   MIMETYPES,
 765   CRAWL_REQUEST_CONCURRENCY,
 766   DEFAULT_AUDIO_RESOLUTION,
 767   JOB_COMPLETED_LIFETIME,
 768   HTTP_SIGNATURE,
 769   VIDEO_IMPORT_STATES,
 770   VIDEO_VIEW_LIFETIME,
 771   CONTACT_FORM_LIFETIME,
 772   VIDEO_PLAYLIST_PRIVACIES,
 773   ASSETS_PATH,
 774   loadLanguages,
 775   buildLanguages
 776 }
 777
 778 // ---------------------------------------------------------------------------
 779
 780 function buildVideoMimetypeExt () {
 781   const data = {
 782     'video/webm': '.webm',
 783     'video/ogg': '.ogv',
 784     'video/mp4': '.mp4'
 785   }
 786
 787   if (CONFIG.TRANSCODING.ENABLED) {
 788     if (CONFIG.TRANSCODING.ALLOW_ADDITIONAL_EXTENSIONS) {
 789       Object.assign(data, {
 790         'video/quicktime': '.mov',
 791         'video/x-msvideo': '.avi',
 792         'video/x-flv': '.flv',
 793         'video/x-matroska': '.mkv',
 794         'application/octet-stream': '.mkv',
 795         'video/avi': '.avi',
 796         'video/x-m4v': '.m4v',
 797         'video/m4v': '.m4v'
 798       })
 799     }
 800
 801     if (CONFIG.TRANSCODING.ALLOW_AUDIO_FILES) {
 802       Object.assign(data, MIMETYPES.AUDIO.MIMETYPE_EXT)
 803     }
 804   }
 805
 806   return data
 807 }
 808
 809 function updateWebserverUrls () {
 810   WEBSERVER.URL = sanitizeUrl(CONFIG.WEBSERVER.SCHEME + '://' + CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT)
 811   WEBSERVER.HOST = sanitizeHost(CONFIG.WEBSERVER.HOSTNAME + ':' + CONFIG.WEBSERVER.PORT, REMOTE_SCHEME.HTTP)
 812   WEBSERVER.SCHEME = CONFIG.WEBSERVER.SCHEME
 813   WEBSERVER.WS = CONFIG.WEBSERVER.WS
 814   WEBSERVER.HOSTNAME = CONFIG.WEBSERVER.HOSTNAME
 815   WEBSERVER.PORT = CONFIG.WEBSERVER.PORT
 816 }
 817
 818 function updateWebserverConfig () {
 819   MIMETYPES.VIDEO.MIMETYPE_EXT = buildVideoMimetypeExt()
 820   MIMETYPES.VIDEO.EXT_MIMETYPE = invert(MIMETYPES.VIDEO.MIMETYPE_EXT)
 821   ACTIVITY_PUB.URL_MIME_TYPES.VIDEO = Object.keys(MIMETYPES.VIDEO.MIMETYPE_EXT)
 822
 823   CONSTRAINTS_FIELDS.VIDEOS.EXTNAME = buildVideosExtname()
 824 }
 825
 826 function buildVideosExtname () {
 827   return Object.keys(MIMETYPES.VIDEO.EXT_MIMETYPE)
 828 }
 829
 830 function loadLanguages () {
 831   Object.assign(VIDEO_LANGUAGES, buildLanguages())
 832 }
 833
 834 function buildLanguages () {
 835   const iso639 = require('iso-639-3')
 836
 837   const languages: { [ id: string ]: string } = {}
 838
 839   const additionalLanguages = {
 840     'sgn': true, // Sign languages (macro language)
 841     'ase': true, // American sign language
 842     'sdl': true, // Arabian sign language
 843     'bfi': true, // British sign language
 844     'bzs': true, // Brazilian sign language
 845     'csl': true, // Chinese sign language
 846     'cse': true, // Czech sign language
 847     'dsl': true, // Danish sign language
 848     'fsl': true, // French sign language
 849     'gsg': true, // German sign language
 850     'pks': true, // Pakistan sign language
 851     'jsl': true, // Japanese sign language
 852     'sfs': true, // South African sign language
 853     'swl': true, // Swedish sign language
 854     'rsl': true, // Russian sign language: true
 855
 856     'epo': true, // Esperanto
 857     'tlh': true, // Klingon
 858     'jbo': true, // Lojban
 859     'avk': true // Kotava
 860   }
 861
 862   // Only add ISO639-1 languages and some sign languages (ISO639-3)
 863   iso639
 864     .filter(l => {
 865       return (l.iso6391 !== null && l.type === 'living') ||
 866         additionalLanguages[ l.iso6393 ] === true
 867     })
 868     .forEach(l => languages[ l.iso6391 || l.iso6393 ] = l.name)
 869
 870   // Override Occitan label
 871   languages[ 'oc' ] = 'Occitan'
 872   languages[ 'el' ] = 'Greek'
 873
 874   return languages
 875 }