2008-06-17 20:27:32 +04:00
/* -------------------------------------------------------------------------- */
2010-02-22 20:00:30 +03:00
/* Copyright 2002-2010, OpenNebula Project Leads (OpenNebula.org) */
2008-06-17 20:27:32 +04:00
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); you may */
/* not use this file except in compliance with the License. You may obtain */
/* a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */
/* See the License for the specific language governing permissions and */
/* limitations under the License. */
/* -------------------------------------------------------------------------- */
# ifndef INFORMATION_MANAGER_DRIVER_H_
# define INFORMATION_MANAGER_DRIVER_H_
# include <map>
# include <string>
# include <sstream>
# include "Mad.h"
# include "HostPool.h"
using namespace std ;
/**
* InformationManagerDriver provides a base class to implement IM
* Drivers . This class implements the protocol and recover functions
* from the Mad interface . This class may be used to further specialize
* the IM driver .
*/
class InformationManagerDriver : public Mad
{
public :
InformationManagerDriver (
int userid ,
const map < string , string > & attrs ,
bool sudo ,
HostPool * pool ) :
Mad ( userid , attrs , sudo ) , hpool ( pool )
{ }
;
virtual ~ InformationManagerDriver ( )
{ }
;
/**
* Implements the IM driver protocol .
* @ param message the string read from the driver
*/
void protocol (
string & message ) ;
/**
* TODO : What do we need here ? just poll the Hosts to recover . .
*/
void recover ( ) ;
/**
* Sends a monitor request to the MAD : " MONITOR ID HOSTNAME - "
* @ param oid the virtual machine id .
* @ param host the hostname
* @ param conf the filename of the deployment file
*/
void monitor (
int oid ,
const string & host ) const ;
private :
/**
* Pointer to the Virtual Machine Pool , to access VMs
*/
HostPool * hpool ;
friend class InformationManager ;
} ;
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
# endif /*INFORMATION_MANAGER_DRIVER_H_*/