mirror of
https://github.com/hedgedoc/hedgedoc.git
synced 2024-09-20 16:08:48 -04:00
97 lines
2.5 KiB
JavaScript
97 lines
2.5 KiB
JavaScript
'use strict'
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// external modules
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const fs = require('fs')
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const path = require('path')
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const Sequelize = require('sequelize')
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const { cloneDeep } = require('lodash')
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const Umzug = require('umzug')
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// core
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const config = require('../config')
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const logger = require('../logger')
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const dbconfig = cloneDeep(config.db)
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dbconfig.logging = config.debug
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? (data) => {
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logger.info(data)
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}
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: false
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let sequelize = null
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// Heroku specific
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if (config.dbURL) {
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sequelize = new Sequelize(config.dbURL, dbconfig)
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} else {
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sequelize = new Sequelize(dbconfig.database, dbconfig.username, dbconfig.password, dbconfig)
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}
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// [Postgres] Handling NULL bytes
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// https://github.com/sequelize/sequelize/issues/6485
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function stripNullByte (value) {
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value = '' + value
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// eslint-disable-next-line no-control-regex
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return value ? value.replace(/\u0000/g, '') : value
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}
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sequelize.stripNullByte = stripNullByte
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function processData (data, _default, process) {
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if (data === undefined) return data
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else return data === null ? _default : (process ? process(data) : data)
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}
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sequelize.processData = processData
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const db = {}
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fs.readdirSync(__dirname)
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.filter(function (file) {
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return (file.indexOf('.') !== 0) && (file !== 'index.js')
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})
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.forEach(function (file) {
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const model = sequelize.import(path.join(__dirname, file))
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db[model.name] = model
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})
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Object.keys(db).forEach(function (modelName) {
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if ('associate' in db[modelName]) {
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db[modelName].associate(db)
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}
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})
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const umzug = new Umzug({
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migrations: {
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path: path.resolve(__dirname, '..', 'migrations'),
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params: [
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sequelize.getQueryInterface(),
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Sequelize.DataTypes
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]
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},
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// Required wrapper function required to prevent winstion issue
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// https://github.com/winstonjs/winston/issues/1577
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logging: message => {
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logger.info(message)
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},
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storage: 'sequelize',
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storageOptions: {
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sequelize
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}
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})
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db.runMigrations = async function runMigrations () {
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// checks migrations and run them if they are not already applied
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// exit in case of unsuccessful migrations
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await umzug.up().catch(error => {
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logger.error(error)
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logger.error(`Database migration failed.
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This can be the result of upgrading from quite old versions and requires manual database intervention.
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See https://docs.hedgedoc.org/guides/migration-troubleshooting/ for help.
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Exiting…`)
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process.exit(1)
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})
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logger.info('All migrations performed successfully')
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}
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db.sequelize = sequelize
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db.Sequelize = Sequelize
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module.exports = db
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