public function attach_volume($volume_href, $device) {
		$this->executeCommand($this->_path_for_regex . '_attach_volume',
			array('id' => $this->id, 'server[ec2_ebs_volume_href]' => $volume_href, 'server[device]' => $device)
		);		
	}
public function attach_volume($volume_href, $device) {
		$this->executeCommand($this->_path_for_regex . '_attach_volume',
			array('id' => $this->id, 'server[ec2_ebs_volume_href]' => $volume_href, 'server[device]' => $device)
		);		
	}
public function attach_volume ( $ volume_href , $ device ) { $ this -> executeCommand ( $ this -> _path_for_regex . '_attach_volume' , array ( 'id' => $ this -> id , 'server[ec2_ebs_volume_href]' => $ volume_href , 'server[device]' => $ device ) ) ; }
Attaches an EBS volume to the instance

@param string $volume_href The HREF of an existing EBS volume which will be attached
@param string $device The OS device the EBS volume will be attached to
Attaches an EBS volume to the instance