mirror of https://github.com/Chocobozzz/PeerTube
106 lines
3.1 KiB
TypeScript
106 lines
3.1 KiB
TypeScript
import * as path from 'path'
|
|
import { logger } from '../helpers/logger'
|
|
import { LAST_MIGRATION_VERSION } from './constants'
|
|
import { sequelizeTypescript } from './database'
|
|
import { readdir } from 'fs-extra'
|
|
import { QueryTypes } from 'sequelize'
|
|
|
|
async function migrate () {
|
|
const tables = await sequelizeTypescript.getQueryInterface().showAllTables()
|
|
|
|
// No tables, we don't need to migrate anything
|
|
// The installer will do that
|
|
if (tables.length === 0) return
|
|
|
|
let actualVersion: number | null = null
|
|
|
|
const query = 'SELECT "migrationVersion" FROM "application"'
|
|
const options = {
|
|
type: QueryTypes.SELECT as QueryTypes.SELECT
|
|
}
|
|
|
|
const rows = await sequelizeTypescript.query<{ migrationVersion: number }>(query, options)
|
|
if (rows && rows[0] && rows[0].migrationVersion) {
|
|
actualVersion = rows[0].migrationVersion
|
|
}
|
|
|
|
if (actualVersion === null) {
|
|
await sequelizeTypescript.query('INSERT INTO "application" ("migrationVersion") VALUES (0)')
|
|
actualVersion = 0
|
|
}
|
|
|
|
// No need migrations, abort
|
|
if (actualVersion >= LAST_MIGRATION_VERSION) return
|
|
|
|
// If there are a new migration scripts
|
|
logger.info('Begin migrations.')
|
|
|
|
const migrationScripts = await getMigrationScripts()
|
|
|
|
for (const migrationScript of migrationScripts) {
|
|
try {
|
|
await executeMigration(actualVersion, migrationScript)
|
|
} catch (err) {
|
|
logger.error('Cannot execute migration %s.', migrationScript.version, { err })
|
|
process.exit(-1)
|
|
}
|
|
}
|
|
|
|
logger.info('Migrations finished. New migration version schema: %s', LAST_MIGRATION_VERSION)
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
export {
|
|
migrate
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
async function getMigrationScripts () {
|
|
const files = await readdir(path.join(__dirname, 'migrations'))
|
|
const filesToMigrate: {
|
|
version: string,
|
|
script: string
|
|
}[] = []
|
|
|
|
files
|
|
.filter(file => file.endsWith('.js.map') === false)
|
|
.forEach(file => {
|
|
// Filename is something like 'version-blabla.js'
|
|
const version = file.split('-')[0]
|
|
filesToMigrate.push({
|
|
version,
|
|
script: file
|
|
})
|
|
})
|
|
|
|
return filesToMigrate
|
|
}
|
|
|
|
async function executeMigration (actualVersion: number, entity: { version: string, script: string }) {
|
|
const versionScript = parseInt(entity.version, 10)
|
|
|
|
// Do not execute old migration scripts
|
|
if (versionScript <= actualVersion) return undefined
|
|
|
|
// Load the migration module and run it
|
|
const migrationScriptName = entity.script
|
|
logger.info('Executing %s migration script.', migrationScriptName)
|
|
|
|
const migrationScript = require(path.join(__dirname, 'migrations', migrationScriptName))
|
|
|
|
return sequelizeTypescript.transaction(async t => {
|
|
const options = {
|
|
transaction: t,
|
|
queryInterface: sequelizeTypescript.getQueryInterface(),
|
|
sequelize: sequelizeTypescript
|
|
}
|
|
|
|
await migrationScript.up(options)
|
|
|
|
// Update the new migration version
|
|
await sequelizeTypescript.query('UPDATE "application" SET "migrationVersion" = ' + versionScript, { transaction: t })
|
|
})
|
|
}
|