1 files changed, 277 insertions, 0 deletions

diff --git a/server/initializers/config.ts b/server/initializers/config.ts
new file mode 100644
index 000000000..4f77e144d
--- /dev/null
+++ b/server/initializers/config.ts
@@ -0,0 +1,277 @@
+import { IConfig } from 'config'
+import { dirname, join } from 'path'
+import { VideosRedundancy } from '../../shared/models'
+// Do not use barrels, remain constants as independent as possible
+import { buildPath, parseBytes, parseDurationToMs, root } from '../helpers/core-utils'
+import { NSFWPolicyType } from '../../shared/models/videos/nsfw-policy.type'
+import * as bytes from 'bytes'
+
+// Use a variable to reload the configuration if we need
+let config: IConfig = require('config')
+
+const configChangedHandlers: Function[] = []
+
+const CONFIG = {
+  CUSTOM_FILE: getLocalConfigFilePath(),
+  LISTEN: {
+    PORT: config.get<number>('listen.port'),
+    HOSTNAME: config.get<string>('listen.hostname')
+  },
+  DATABASE: {
+    DBNAME: 'peertube' + config.get<string>('database.suffix'),
+    HOSTNAME: config.get<string>('database.hostname'),
+    PORT: config.get<number>('database.port'),
+    USERNAME: config.get<string>('database.username'),
+    PASSWORD: config.get<string>('database.password'),
+    POOL: {
+      MAX: config.get<number>('database.pool.max')
+    }
+  },
+  REDIS: {
+    HOSTNAME: config.has('redis.hostname') ? config.get<string>('redis.hostname') : null,
+    PORT: config.has('redis.port') ? config.get<number>('redis.port') : null,
+    SOCKET: config.has('redis.socket') ? config.get<string>('redis.socket') : null,
+    AUTH: config.has('redis.auth') ? config.get<string>('redis.auth') : null,
+    DB: config.has('redis.db') ? config.get<number>('redis.db') : null
+  },
+  SMTP: {
+    HOSTNAME: config.get<string>('smtp.hostname'),
+    PORT: config.get<number>('smtp.port'),
+    USERNAME: config.get<string>('smtp.username'),
+    PASSWORD: config.get<string>('smtp.password'),
+    TLS: config.get<boolean>('smtp.tls'),
+    DISABLE_STARTTLS: config.get<boolean>('smtp.disable_starttls'),
+    CA_FILE: config.get<string>('smtp.ca_file'),
+    FROM_ADDRESS: config.get<string>('smtp.from_address')
+  },
+  STORAGE: {
+    TMP_DIR: buildPath(config.get<string>('storage.tmp')),
+    AVATARS_DIR: buildPath(config.get<string>('storage.avatars')),
+    LOG_DIR: buildPath(config.get<string>('storage.logs')),
+    VIDEOS_DIR: buildPath(config.get<string>('storage.videos')),
+    STREAMING_PLAYLISTS_DIR: buildPath(config.get<string>('storage.streaming_playlists')),
+    REDUNDANCY_DIR: buildPath(config.get<string>('storage.redundancy')),
+    THUMBNAILS_DIR: buildPath(config.get<string>('storage.thumbnails')),
+    PREVIEWS_DIR: buildPath(config.get<string>('storage.previews')),
+    CAPTIONS_DIR: buildPath(config.get<string>('storage.captions')),
+    TORRENTS_DIR: buildPath(config.get<string>('storage.torrents')),
+    CACHE_DIR: buildPath(config.get<string>('storage.cache'))
+  },
+  WEBSERVER: {
+    SCHEME: config.get<boolean>('webserver.https') === true ? 'https' : 'http',
+    WS: config.get<boolean>('webserver.https') === true ? 'wss' : 'ws',
+    HOSTNAME: config.get<string>('webserver.hostname'),
+    PORT: config.get<number>('webserver.port')
+  },
+  RATES_LIMIT: {
+    LOGIN: {
+      WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.login.window')),
+      MAX: config.get<number>('rates_limit.login.max')
+    },
+    ASK_SEND_EMAIL: {
+      WINDOW_MS: parseDurationToMs(config.get<string>('rates_limit.ask_send_email.window')),
+      MAX: config.get<number>('rates_limit.ask_send_email.max')
+    }
+  },
+  TRUST_PROXY: config.get<string[]>('trust_proxy'),
+  LOG: {
+    LEVEL: config.get<string>('log.level')
+  },
+  SEARCH: {
+    REMOTE_URI: {
+      USERS: config.get<boolean>('search.remote_uri.users'),
+      ANONYMOUS: config.get<boolean>('search.remote_uri.anonymous')
+    }
+  },
+  TRENDING: {
+    VIDEOS: {
+      INTERVAL_DAYS: config.get<number>('trending.videos.interval_days')
+    }
+  },
+  REDUNDANCY: {
+    VIDEOS: {
+      CHECK_INTERVAL: parseDurationToMs(config.get<string>('redundancy.videos.check_interval')),
+      STRATEGIES: buildVideosRedundancy(config.get<any[]>('redundancy.videos.strategies'))
+    }
+  },
+  CSP: {
+    ENABLED: config.get<boolean>('csp.enabled'),
+    REPORT_ONLY: config.get<boolean>('csp.report_only'),
+    REPORT_URI: config.get<boolean>('csp.report_uri')
+  },
+  TRACKER: {
+    ENABLED: config.get<boolean>('tracker.enabled'),
+    PRIVATE: config.get<boolean>('tracker.private'),
+    REJECT_TOO_MANY_ANNOUNCES: config.get<boolean>('tracker.reject_too_many_announces')
+  },
+  HISTORY: {
+    VIDEOS: {
+      MAX_AGE: parseDurationToMs(config.get('history.videos.max_age'))
+    }
+  },
+  VIEWS: {
+    VIDEOS: {
+      REMOTE: {
+        MAX_AGE: parseDurationToMs(config.get('views.videos.remote.max_age'))
+      }
+    }
+  },
+  ADMIN: {
+    get EMAIL () { return config.get<string>('admin.email') }
+  },
+  CONTACT_FORM: {
+    get ENABLED () { return config.get<boolean>('contact_form.enabled') }
+  },
+  SIGNUP: {
+    get ENABLED () { return config.get<boolean>('signup.enabled') },
+    get LIMIT () { return config.get<number>('signup.limit') },
+    get REQUIRES_EMAIL_VERIFICATION () { return config.get<boolean>('signup.requires_email_verification') },
+    FILTERS: {
+      CIDR: {
+        get WHITELIST () { return config.get<string[]>('signup.filters.cidr.whitelist') },
+        get BLACKLIST () { return config.get<string[]>('signup.filters.cidr.blacklist') }
+      }
+    }
+  },
+  USER: {
+    get VIDEO_QUOTA () { return parseBytes(config.get<number>('user.video_quota')) },
+    get VIDEO_QUOTA_DAILY () { return parseBytes(config.get<number>('user.video_quota_daily')) }
+  },
+  TRANSCODING: {
+    get ENABLED () { return config.get<boolean>('transcoding.enabled') },
+    get ALLOW_ADDITIONAL_EXTENSIONS () { return config.get<boolean>('transcoding.allow_additional_extensions') },
+    get THREADS () { return config.get<number>('transcoding.threads') },
+    RESOLUTIONS: {
+      get '240p' () { return config.get<boolean>('transcoding.resolutions.240p') },
+      get '360p' () { return config.get<boolean>('transcoding.resolutions.360p') },
+      get '480p' () { return config.get<boolean>('transcoding.resolutions.480p') },
+      get '720p' () { return config.get<boolean>('transcoding.resolutions.720p') },
+      get '1080p' () { return config.get<boolean>('transcoding.resolutions.1080p') }
+    },
+    HLS: {
+      get ENABLED () { return config.get<boolean>('transcoding.hls.enabled') }
+    }
+  },
+  IMPORT: {
+    VIDEOS: {
+      HTTP: {
+        get ENABLED () { return config.get<boolean>('import.videos.http.enabled') }
+      },
+      TORRENT: {
+        get ENABLED () { return config.get<boolean>('import.videos.torrent.enabled') }
+      }
+    }
+  },
+  AUTO_BLACKLIST: {
+    VIDEOS: {
+      OF_USERS: {
+        get ENABLED () { return config.get<boolean>('auto_blacklist.videos.of_users.enabled') }
+      }
+    }
+  },
+  CACHE: {
+    PREVIEWS: {
+      get SIZE () { return config.get<number>('cache.previews.size') }
+    },
+    VIDEO_CAPTIONS: {
+      get SIZE () { return config.get<number>('cache.captions.size') }
+    }
+  },
+  INSTANCE: {
+    get NAME () { return config.get<string>('instance.name') },
+    get SHORT_DESCRIPTION () { return config.get<string>('instance.short_description') },
+    get DESCRIPTION () { return config.get<string>('instance.description') },
+    get TERMS () { return config.get<string>('instance.terms') },
+    get IS_NSFW () { return config.get<boolean>('instance.is_nsfw') },
+    get DEFAULT_CLIENT_ROUTE () { return config.get<string>('instance.default_client_route') },
+    get DEFAULT_NSFW_POLICY () { return config.get<NSFWPolicyType>('instance.default_nsfw_policy') },
+    CUSTOMIZATIONS: {
+      get JAVASCRIPT () { return config.get<string>('instance.customizations.javascript') },
+      get CSS () { return config.get<string>('instance.customizations.css') }
+    },
+    get ROBOTS () { return config.get<string>('instance.robots') },
+    get SECURITYTXT () { return config.get<string>('instance.securitytxt') },
+    get SECURITYTXT_CONTACT () { return config.get<string>('admin.email') }
+  },
+  SERVICES: {
+    TWITTER: {
+      get USERNAME () { return config.get<string>('services.twitter.username') },
+      get WHITELISTED () { return config.get<boolean>('services.twitter.whitelisted') }
+    }
+  },
+  FOLLOWERS: {
+    INSTANCE: {
+      get ENABLED () { return config.get<boolean>('followers.instance.enabled') },
+      get MANUAL_APPROVAL () { return config.get<boolean>('followers.instance.manual_approval') }
+    }
+  }
+}
+
+function registerConfigChangedHandler (fun: Function) {
+  configChangedHandlers.push(fun)
+}
+
+// ---------------------------------------------------------------------------
+
+export {
+  CONFIG,
+  registerConfigChangedHandler
+}
+
+// ---------------------------------------------------------------------------
+
+function getLocalConfigFilePath () {
+  const configSources = config.util.getConfigSources()
+  if (configSources.length === 0) throw new Error('Invalid config source.')
+
+  let filename = 'local'
+  if (process.env.NODE_ENV) filename += `-${process.env.NODE_ENV}`
+  if (process.env.NODE_APP_INSTANCE) filename += `-${process.env.NODE_APP_INSTANCE}`
+
+  return join(dirname(configSources[ 0 ].name), filename + '.json')
+}
+
+function buildVideosRedundancy (objs: any[]): VideosRedundancy[] {
+  if (!objs) return []
+
+  if (!Array.isArray(objs)) return objs
+
+  return objs.map(obj => {
+    return Object.assign({}, obj, {
+      minLifetime: parseDurationToMs(obj.min_lifetime),
+      size: bytes.parse(obj.size),
+      minViews: obj.min_views
+    })
+  })
+}
+
+export function reloadConfig () {
+
+  function directory () {
+    if (process.env.NODE_CONFIG_DIR) {
+      return process.env.NODE_CONFIG_DIR
+    }
+
+    return join(root(), 'config')
+  }
+
+  function purge () {
+    for (const fileName in require.cache) {
+      if (-1 === fileName.indexOf(directory())) {
+        continue
+      }
+
+      delete require.cache[fileName]
+    }
+
+    delete require.cache[require.resolve('config')]
+  }
+
+  purge()
+
+  config = require('config')
+
+  for (const configChangedHandler of configChangedHandlers) {
+    configChangedHandler()
+  }
+}