driver/connector.go
func (c *Connector) Timeout() int {
	c.mu.RLock()
	defer c.mu.RUnlock()
	return c.timeout
}
func (c *Connector) Timeout() int {
	c.mu.RLock()
	defer c.mu.RUnlock()
	return c.timeout
}
// Timeout returns the timeout of the connector.