// Equivalent connection string:
// "Uid=<DB_USER>;Pwd=<DB_PASS>;Host=<DB_HOST>;Database=<DB_NAME>;"
var connectionString = new NpgsqlConnectionStringBuilder()
{
// The Cloud SQL proxy provides encryption between the proxy and instance.
SslMode = SslMode.Disable,
// Remember - storing secrets in plain text is potentially unsafe. Consider using
// something like https://cloud.google.com/secret-manager/docs/overview to help keep
// secrets secret.
Host = Environment.GetEnvironmentVariable("DB_HOST"), // e.g. '127.0.0.1'
// Set Host to 'cloudsql' when deploying to App Engine Flexible environment
Username = Environment.GetEnvironmentVariable("DB_USER"), // e.g. 'my-db-user'
Password = Environment.GetEnvironmentVariable("DB_PASS"), // e.g. 'my-db-password'
Database = Environment.GetEnvironmentVariable("DB_NAME"), // e.g. 'my-database'
};
connectionString.Pooling = true;
// Specify additional properties here.
return connectionString;