Add basically test for 3 databases

scripts/util/database/mariadb.js

@@ -0,0 +1,78 @@
+/*
+ * server component for the TimeLimit App
+ * Copyright (C) 2019 - 2021 Jonas Lochmann
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+const { resolve } = require('path')
+const { spawn } = require('child_process')
+const { tempDir } = require('./helper.js')
+const { generateShortToken, generateToken } = require('../token.js')
+const { rimrafAsync, mkdirAsync, readFileAsync, writeFileAsync } = require('../filesystem.js')
+const { spawnAsync } = require('../process.js')
+const { sleep } = require('../sleep.js')
+
+async function startMariadb() {
+  try { await mkdirAsync(tempDir) } catch (ex) {/* ignore */}
+
+  const instanceDir = resolve(tempDir, generateShortToken())
+  const dataDir = resolve(instanceDir, 'data')
+  const socketPath = resolve(instanceDir, 'socket')
+
+  await rimrafAsync(instanceDir)
+  await mkdirAsync(instanceDir); await mkdirAsync(dataDir)
+
+  await spawnAsync('mysql_install_db', ['--datadir=' + dataDir, '--user=' + process.env.USER], { stdio: 'inherit' })
+
+  const task = await spawn('mysqld_safe', ['--no-defaults', '--datadir=' + dataDir, '--socket=' + socketPath, '--skip-networking'], { stdio: 'inherit' })
+  task.on('exit', () => rimrafAsync(instanceDir))
+
+  for (let i = 0; i < 100; i++) {
+    const { status } = await spawnAsync('mysqladmin', ['ping', '-S', socketPath])
+
+    if (status === 0) break
+
+    await sleep(100)
+  }
+
+  const database = generateShortToken()
+  const username = generateShortToken()
+  const password = generateToken()
+
+  const commands = [
+    'CREATE DATABASE `' + database + '` DEFAULT CHARACTER SET `utf8mb4` COLLATE `utf8mb4_bin`',
+    // all users of the system can see this password because it is passed as command
+    // line parameter - don't do this for anything important
+    'CREATE USER `' + username + '`@localhost IDENTIFIED BY \'' + password + '\'',
+    'GRANT ALL PRIVILEGES ON `' + database + '`.* TO `' + username + '`@localhost'
+  ]
+
+  for (command of commands) {
+    console.log(command)
+    await spawnAsync('mysql', ['-S', socketPath, '-u', 'root', '-e', command], { stdio: 'inherit' })
+  }
+
+  return {
+    shutdown: () => task.kill('SIGINT'),
+    socketPath,
+    dataDir,
+    database,
+    username,
+    password,
+    connectionUrl: 'mariadb://' +  username + ':' + password + '@localhost/' + database + '?socketPath=' + encodeURIComponent(socketPath),
+    type: 'mariadb'
+  }
+}
+
+module.exports = { startMariadb }