server/initializers/database.ts

   1 import { join } from 'path'
   2 import { flattenDepth } from 'lodash'
   3 require('pg').defaults.parseInt8 = true // Avoid BIGINT to be converted to string
   4 import * as Sequelize from 'sequelize'
   5
   6 import { CONFIG } from './constants'
   7 // Do not use barrel, we need to load database first
   8 import { logger } from '../helpers/logger'
   9 import { isTestInstance, readdirPromise } from '../helpers/core-utils'
  10
  11 import { VideoModel } from './../models/video/video-interface'
  12 import { VideoTagModel } from './../models/video/video-tag-interface'
  13 import { BlacklistedVideoModel } from './../models/video/video-blacklist-interface'
  14 import { VideoFileModel } from './../models/video/video-file-interface'
  15 import { VideoAbuseModel } from './../models/video/video-abuse-interface'
  16 import { VideoChannelModel } from './../models/video/video-channel-interface'
  17 import { UserModel } from '../models/account/user-interface'
  18 import { AccountVideoRateModel } from '../models/account/account-video-rate-interface'
  19 import { AccountFollowModel } from '../models/account/account-follow-interface'
  20 import { TagModel } from './../models/video/tag-interface'
  21 import { ServerModel } from '../models/server/server-interface'
  22 import { OAuthTokenModel } from './../models/oauth/oauth-token-interface'
  23 import { OAuthClientModel } from './../models/oauth/oauth-client-interface'
  24 import { JobModel } from './../models/job/job-interface'
  25 import { AccountModel } from './../models/account/account-interface'
  26 import { ApplicationModel } from './../models/application/application-interface'
  27 import { VideoChannelShareModel } from '../models/video/video-channel-share-interface'
  28 import { VideoShareModel } from '../models/video/video-share-interface'
  29
  30 const dbname = CONFIG.DATABASE.DBNAME
  31 const username = CONFIG.DATABASE.USERNAME
  32 const password = CONFIG.DATABASE.PASSWORD
  33
  34 export type PeerTubeDatabase = {
  35   sequelize?: Sequelize.Sequelize,
  36   init?: (silent: boolean) => Promise<void>,
  37
  38   Application?: ApplicationModel,
  39   Account?: AccountModel,
  40   Job?: JobModel,
  41   OAuthClient?: OAuthClientModel,
  42   OAuthToken?: OAuthTokenModel,
  43   Server?: ServerModel,
  44   Tag?: TagModel,
  45   AccountVideoRate?: AccountVideoRateModel,
  46   AccountFollow?: AccountFollowModel,
  47   User?: UserModel,
  48   VideoAbuse?: VideoAbuseModel,
  49   VideoChannel?: VideoChannelModel,
  50   VideoChannelShare?: VideoChannelShareModel,
  51   VideoShare?: VideoShareModel,
  52   VideoFile?: VideoFileModel,
  53   BlacklistedVideo?: BlacklistedVideoModel,
  54   VideoTag?: VideoTagModel,
  55   Video?: VideoModel
  56 }
  57
  58 const database: PeerTubeDatabase = {}
  59
  60 const sequelize = new Sequelize(dbname, username, password, {
  61   dialect: 'postgres',
  62   host: CONFIG.DATABASE.HOSTNAME,
  63   port: CONFIG.DATABASE.PORT,
  64   benchmark: isTestInstance(),
  65   isolationLevel: Sequelize.Transaction.ISOLATION_LEVELS.SERIALIZABLE,
  66   operatorsAliases: false,
  67
  68   logging: (message: string, benchmark: number) => {
  69     if (process.env.NODE_DB_LOG === 'false') return
  70
  71     let newMessage = message
  72     if (isTestInstance() === true && benchmark !== undefined) {
  73       newMessage += ' | ' + benchmark + 'ms'
  74     }
  75
  76     logger.debug(newMessage)
  77   }
  78 })
  79
  80 database.sequelize = sequelize
  81
  82 database.init = async (silent: boolean) => {
  83   const modelDirectory = join(__dirname, '..', 'models')
  84
  85   const filePaths = await getModelFiles(modelDirectory)
  86
  87   for (const filePath of filePaths) {
  88     try {
  89       const model = sequelize.import(filePath)
  90
  91       database[model['name']] = model
  92     } catch (err) {
  93       logger.error('Cannot import database model %s.', filePath, err)
  94       process.exit(0)
  95     }
  96   }
  97
  98   for (const modelName of Object.keys(database)) {
  99     if ('associate' in database[modelName]) {
 100       try {
 101         database[modelName].associate(database)
 102       } catch (err) {
 103         logger.error('Cannot associate model %s.', modelName, err)
 104         process.exit(0)
 105       }
 106     }
 107   }
 108
 109   if (!silent) logger.info('Database %s is ready.', dbname)
 110
 111   return
 112 }
 113
 114 // ---------------------------------------------------------------------------
 115
 116 export {
 117   database
 118 }
 119
 120 // ---------------------------------------------------------------------------
 121
 122 async function getModelFiles (modelDirectory: string) {
 123   const files = await readdirPromise(modelDirectory)
 124   const directories = files.filter(directory => {
 125     // Find directories
 126     if (
 127       directory.endsWith('.js.map') ||
 128       directory === 'index.js' || directory === 'index.ts' ||
 129       directory === 'utils.js' || directory === 'utils.ts'
 130     ) return false
 131
 132     return true
 133   })
 134
 135   const tasks: Promise<any>[] = []
 136
 137   // For each directory we read it and append model in the modelFilePaths array
 138   for (const directory of directories) {
 139     const modelDirectoryPath = join(modelDirectory, directory)
 140
 141     const promise = readdirPromise(modelDirectoryPath)
 142       .then(files => {
 143         const filteredFiles = files
 144           .filter(file => {
 145             if (
 146               file === 'index.js' || file === 'index.ts' ||
 147               file === 'utils.js' || file === 'utils.ts' ||
 148               file.endsWith('-interface.js') || file.endsWith('-interface.ts') ||
 149               file.endsWith('.js.map')
 150             ) return false
 151
 152             return true
 153           })
 154           .map(file => join(modelDirectoryPath, file))
 155
 156         return filteredFiles
 157       })
 158
 159     tasks.push(promise)
 160   }
 161
 162   const filteredFilesArray: string[][] = await Promise.all(tasks)
 163   return flattenDepth<string>(filteredFilesArray, 1)
 164 }