server/initializers/checker.ts

   1 import * as config from 'config'
   2
   3 import { promisify0 } from '../helpers/core-utils'
   4 import { OAuthClientModel } from '../models/oauth/oauth-client-interface'
   5 import { UserModel } from '../models/user/user-interface'
   6
   7 // Some checks on configuration files
   8 function checkConfig () {
   9   if (config.has('webserver.host')) {
  10     let errorMessage = '`host` config key was renamed to `hostname` but it seems you still have a `host` key in your configuration files!'
  11     errorMessage += ' Please ensure to rename your `host` configuration to `hostname`.'
  12
  13     return errorMessage
  14   }
  15
  16   return null
  17 }
  18
  19 // Check the config files
  20 function checkMissedConfig () {
  21   const required = [ 'listen.port',
  22     'webserver.https', 'webserver.hostname', 'webserver.port',
  23     'database.hostname', 'database.port', 'database.suffix', 'database.username', 'database.password',
  24     'storage.certs', 'storage.videos', 'storage.logs', 'storage.thumbnails', 'storage.previews', 'storage.torrents', 'storage.cache',
  25     'cache.previews.size', 'admin.email', 'signup.enabled', 'signup.limit', 'transcoding.enabled', 'transcoding.threads'
  26   ]
  27   const miss: string[] = []
  28
  29   for (const key of required) {
  30     if (!config.has(key)) {
  31       miss.push(key)
  32     }
  33   }
  34
  35   return miss
  36 }
  37
  38 // Check the available codecs
  39 // We get CONFIG by param to not import it in this file (import orders)
  40 function checkFFmpeg (CONFIG: { TRANSCODING: { ENABLED: boolean } }) {
  41   const Ffmpeg = require('fluent-ffmpeg')
  42   const getAvailableCodecsPromise = promisify0(Ffmpeg.getAvailableCodecs)
  43
  44   getAvailableCodecsPromise()
  45     .then(codecs => {
  46       if (CONFIG.TRANSCODING.ENABLED === false) return undefined
  47
  48       const canEncode = [ 'libx264' ]
  49       canEncode.forEach(codec => {
  50         if (codecs[codec] === undefined) {
  51           throw new Error('Unknown codec ' + codec + ' in FFmpeg.')
  52         }
  53
  54         if (codecs[codec].canEncode !== true) {
  55           throw new Error('Unavailable encode codec ' + codec + ' in FFmpeg')
  56         }
  57       })
  58     })
  59 }
  60
  61 // We get db by param to not import it in this file (import orders)
  62 function clientsExist (OAuthClient: OAuthClientModel) {
  63   return OAuthClient.countTotal().then(totalClients => {
  64     return totalClients !== 0
  65   })
  66 }
  67
  68 // We get db by param to not import it in this file (import orders)
  69 function usersExist (User: UserModel) {
  70   return User.countTotal().then(totalUsers => {
  71     return totalUsers !== 0
  72   })
  73 }
  74
  75 // ---------------------------------------------------------------------------
  76
  77 export {
  78   checkConfig,
  79   checkFFmpeg,
  80   checkMissedConfig,
  81   clientsExist,
  82   usersExist
  83 }