libmachine/drivers/base.go
func (d *BaseDriver) GetSSHPort() (int, error) {
	if d.SSHPort == 0 {
		d.SSHPort = DefaultSSHPort
	}

	return d.SSHPort, nil
}
func (d *BaseDriver) GetSSHPort() (int, error) {
	if d.SSHPort == 0 {
		d.SSHPort = DefaultSSHPort
	}

	return d.SSHPort, nil
}
// GetSSHPort returns the ssh port, 22 if not specified