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
  28 require('pg').defaults.parseInt8 = true // Avoid BIGINT to be converted to string
  29
  30 const dbname = CONFIG.DATABASE.DBNAME
  31 const username = CONFIG.DATABASE.USERNAME
  32 const password = CONFIG.DATABASE.PASSWORD
  33 const host = CONFIG.DATABASE.HOSTNAME
  34 const port = CONFIG.DATABASE.PORT
  35
  36 const sequelizeTypescript = new SequelizeTypescript({
  37   database: dbname,
  38   dialect: 'postgres',
  39   host,
  40   port,
  41   username,
  42   password,
  43   benchmark: isTestInstance(),
  44   isolationLevel: SequelizeTypescript.Transaction.ISOLATION_LEVELS.SERIALIZABLE,
  45   operatorsAliases: false,
  46   logging: (message: string, benchmark: number) => {
  47     if (process.env.NODE_DB_LOG === 'false') return
  48
  49     let newMessage = message
  50     if (isTestInstance() === true && benchmark !== undefined) {
  51       newMessage += ' | ' + benchmark + 'ms'
  52     }
  53
  54     logger.debug(newMessage)
  55   }
  56 })
  57
  58 async function initDatabaseModels (silent: boolean) {
  59   sequelizeTypescript.addModels([
  60     ApplicationModel,
  61     ActorModel,
  62     ActorFollowModel,
  63     AvatarModel,
  64     AccountModel,
  65     OAuthClientModel,
  66     OAuthTokenModel,
  67     ServerModel,
  68     TagModel,
  69     AccountVideoRateModel,
  70     UserModel,
  71     VideoAbuseModel,
  72     VideoChannelModel,
  73     VideoShareModel,
  74     VideoFileModel,
  75     VideoCaptionModel,
  76     VideoBlacklistModel,
  77     VideoTagModel,
  78     VideoModel,
  79     VideoCommentModel,
  80     ScheduleVideoUpdateModel
  81   ])
  82
  83   // Check extensions exist in the database
  84   await checkPostgresExtensions()
  85
  86   // Create custom PostgreSQL functions
  87   await createFunctions()
  88
  89   if (!silent) logger.info('Database %s is ready.', dbname)
  90
  91   return
  92 }
  93
  94 // ---------------------------------------------------------------------------
  95
  96 export {
  97   initDatabaseModels,
  98   sequelizeTypescript
  99 }
 100
 101 // ---------------------------------------------------------------------------
 102
 103 async function checkPostgresExtensions () {
 104   const extensions = [
 105     'pg_trgm',
 106     'unaccent'
 107   ]
 108
 109   for (const extension of extensions) {
 110     const query = `SELECT true AS enabled FROM pg_available_extensions WHERE name = '${extension}' AND installed_version IS NOT NULL;`
 111     const [ res ] = await sequelizeTypescript.query(query, { raw: true })
 112
 113     if (!res || res.length === 0 || res[ 0 ][ 'enabled' ] !== true) {
 114       // Try to create the extension ourself
 115       try {
 116         await sequelizeTypescript.query(`CREATE EXTENSION ${extension};`, { raw: true })
 117
 118       } catch {
 119         const errorMessage = `You need to enable ${extension} extension in PostgreSQL. ` +
 120           `You can do so by running 'CREATE EXTENSION ${extension};' as a PostgreSQL super user in ${CONFIG.DATABASE.DBNAME} database.`
 121         throw new Error(errorMessage)
 122       }
 123     }
 124   }
 125 }
 126
 127 async function createFunctions () {
 128   const query = `CREATE OR REPLACE FUNCTION immutable_unaccent(text)
 129   RETURNS text AS
 130 $func$
 131 SELECT public.unaccent('public.unaccent', $1::text)
 132 $func$  LANGUAGE sql IMMUTABLE;`
 133
 134   return sequelizeTypescript.query(query, { raw: true })
 135 }