mysql dumper POC

packages/api/src/shell/dumpDatabase.js

@@ -0,0 +1,38 @@
+const requireEngineDriver = require('../utility/requireEngineDriver');
+const connectUtility = require('../utility/connectUtility');
+
+function doDump(dumper) {
+  return new Promise((resolve, reject) => {
+    dumper.once('end', () => {
+      resolve(true);
+    });
+    dumper.once('error', err => {
+      reject(err);
+    });
+    dumper.run();
+  });
+}
+
+async function dumpDatabase({
+  connection = undefined,
+  systemConnection = undefined,
+  driver = undefined,
+  outputFile,
+  databaseName,
+  schemaName,
+}) {
+  console.log(`Dumping database`);
+
+  if (!driver) driver = requireEngineDriver(connection);
+  const pool = systemConnection || (await connectUtility(driver, connection, 'read', { forceRowsAsObjects: true }));
+  console.log(`Connected.`);
+
+  const dumper = await driver.createBackupDumper(pool, {
+    outputFile,
+    databaseName,
+    schemaName,
+  });
+  await doDump(dumper);
+}
+
+module.exports = dumpDatabase;