server/initializers/database.ts

   1 import { Sequelize as SequelizeTypescript } from 'sequelize-typescript'
   2 import { isTestInstance } from '../helpers/core-utils'
   3 import { logger } from '../helpers/logger'
   4
   5 import { AccountModel } from '../models/account/account'
   6 import { AccountVideoRateModel } from '../models/account/account-video-rate'
   7 import { UserModel } from '../models/account/user'
   8 import { ActorModel } from '../models/activitypub/actor'
   9 import { ActorFollowModel } from '../models/activitypub/actor-follow'
  10 import { ApplicationModel } from '../models/application/application'
  11 import { AvatarModel } from '../models/avatar/avatar'
  12 import { OAuthClientModel } from '../models/oauth/oauth-client'
  13 import { OAuthTokenModel } from '../models/oauth/oauth-token'
  14 import { ServerModel } from '../models/server/server'
  15 import { TagModel } from '../models/video/tag'
  16 import { VideoModel } from '../models/video/video'
  17 import { VideoAbuseModel } from '../models/video/video-abuse'
  18 import { VideoBlacklistModel } from '../models/video/video-blacklist'
  19 import { VideoChannelModel } from '../models/video/video-channel'
  20 import { VideoCommentModel } from '../models/video/video-comment'
  21 import { VideoFileModel } from '../models/video/video-file'
  22 import { VideoShareModel } from '../models/video/video-share'
  23 import { VideoTagModel } from '../models/video/video-tag'
  24 import { CONFIG } from './constants'
  25 import { ScheduleVideoUpdateModel } from '../models/video/schedule-video-update'
  26 import { VideoCaptionModel } from '../models/video/video-caption'
  27 import { VideoImportModel } from '../models/video/video-import'
  28 import { VideoViewModel } from '../models/video/video-views'
  29
  30 require('pg').defaults.parseInt8 = true // Avoid BIGINT to be converted to string
  31
  32 const dbname = CONFIG.DATABASE.DBNAME
  33 const username = CONFIG.DATABASE.USERNAME
  34 const password = CONFIG.DATABASE.PASSWORD
  35 const host = CONFIG.DATABASE.HOSTNAME
  36 const port = CONFIG.DATABASE.PORT
  37 const poolMax = CONFIG.DATABASE.POOL.MAX
  38
  39 const sequelizeTypescript = new SequelizeTypescript({
  40   database: dbname,
  41   dialect: 'postgres',
  42   host,
  43   port,
  44   username,
  45   password,
  46   pool: {
  47     max: poolMax
  48   },
  49   benchmark: isTestInstance(),
  50   isolationLevel: SequelizeTypescript.Transaction.ISOLATION_LEVELS.SERIALIZABLE,
  51   operatorsAliases: false,
  52   logging: (message: string, benchmark: number) => {
  53     if (process.env.NODE_DB_LOG === 'false') return
  54
  55     let newMessage = message
  56     if (isTestInstance() === true && benchmark !== undefined) {
  57       newMessage += ' | ' + benchmark + 'ms'
  58     }
  59
  60     logger.debug(newMessage)
  61   }
  62 })
  63
  64 async function initDatabaseModels (silent: boolean) {
  65   sequelizeTypescript.addModels([
  66     ApplicationModel,
  67     ActorModel,
  68     ActorFollowModel,
  69     AvatarModel,
  70     AccountModel,
  71     OAuthClientModel,
  72     OAuthTokenModel,
  73     ServerModel,
  74     TagModel,
  75     AccountVideoRateModel,
  76     UserModel,
  77     VideoAbuseModel,
  78     VideoChannelModel,
  79     VideoShareModel,
  80     VideoFileModel,
  81     VideoCaptionModel,
  82     VideoBlacklistModel,
  83     VideoTagModel,
  84     VideoModel,
  85     VideoCommentModel,
  86     ScheduleVideoUpdateModel,
  87     VideoImportModel,
  88     VideoViewModel
  89   ])
  90
  91   // Check extensions exist in the database
  92   await checkPostgresExtensions()
  93
  94   // Create custom PostgreSQL functions
  95   await createFunctions()
  96
  97   if (!silent) logger.info('Database %s is ready.', dbname)
  98
  99   return
 100 }
 101
 102 // ---------------------------------------------------------------------------
 103
 104 export {
 105   initDatabaseModels,
 106   sequelizeTypescript
 107 }
 108
 109 // ---------------------------------------------------------------------------
 110
 111 async function checkPostgresExtensions () {
 112   const extensions = [
 113     'pg_trgm',
 114     'unaccent'
 115   ]
 116
 117   for (const extension of extensions) {
 118     const query = `SELECT true AS enabled FROM pg_available_extensions WHERE name = '${extension}' AND installed_version IS NOT NULL;`
 119     const [ res ] = await sequelizeTypescript.query(query, { raw: true })
 120
 121     if (!res || res.length === 0 || res[ 0 ][ 'enabled' ] !== true) {
 122       // Try to create the extension ourself
 123       try {
 124         await sequelizeTypescript.query(`CREATE EXTENSION ${extension};`, { raw: true })
 125
 126       } catch {
 127         const errorMessage = `You need to enable ${extension} extension in PostgreSQL. ` +
 128           `You can do so by running 'CREATE EXTENSION ${extension};' as a PostgreSQL super user in ${CONFIG.DATABASE.DBNAME} database.`
 129         throw new Error(errorMessage)
 130       }
 131     }
 132   }
 133 }
 134
 135 async function createFunctions () {
 136   const query = `CREATE OR REPLACE FUNCTION immutable_unaccent(text)
 137   RETURNS text AS
 138 $func$
 139 SELECT public.unaccent('public.unaccent', $1::text)
 140 $func$  LANGUAGE sql IMMUTABLE;`
 141
 142   return sequelizeTypescript.query(query, { raw: true })
 143 }