const mysql = require('promise-mysql');
// createUnixSocketPool initializes a Unix socket connection pool for
// a Cloud SQL instance of MySQL.
const createUnixSocketPool = async config => {
// Note: Saving credentials in environment variables is convenient, but not
// secure - consider a more secure solution such as
// Cloud Secret Manager (https://cloud.google.com/secret-manager) to help
// keep secrets safe.
return mysql.createPool({
user: process.env.DB_USER, // e.g. 'my-db-user'
password: process.env.DB_PASS, // e.g. 'my-db-password'
database: process.env.DB_NAME, // e.g. 'my-database'
socketPath: process.env.INSTANCE_UNIX_SOCKET, // e.g. '/cloudsql/project:region:instance'
// Specify additional properties here.
...config,
});
};
