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/* -------------------------------------------------------------------------- */
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/* Copyright 2002-2012, OpenNebula Project Leads (OpenNebula.org) */
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/* */
/* 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 IMAGE_MANAGER_DRIVER_H_
# define IMAGE_MANAGER_DRIVER_H_
# include <map>
# include <string>
# include <sstream>
# include "Mad.h"
using namespace std ;
//Forward definition of related classes
class ImagePool ;
class ImageManager ;
/**
* ImageManagerDriver represents the basic abstraction for Image Repository
* drivers . It implements the protocol and recover functions from the Mad
* interface .
*/
class ImageManagerDriver : public Mad
{
public :
ImageManagerDriver ( int userid ,
const map < string , string > & attrs ,
bool sudo ,
ImagePool * _ipool ) :
Mad ( userid , attrs , sudo ) , ipool ( _ipool ) { } ;
virtual ~ ImageManagerDriver ( ) { } ;
/**
* Implements the Image Manager driver protocol .
* @ param message the string read from the driver
*/
void protocol ( string & message ) ;
/**
* TODO : What do we need here ? Check on - going xfr ?
*/
void recover ( ) ;
private :
friend class ImageManager ;
/**
* Reference to the ImagePool
*/
ImagePool * ipool ;
/**
* Configuration file for the driver
*/
//Template driver_conf;
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/**
* Sends a copy request to the MAD
* @ param oid the image id .
* @ param drv_msg xml data for the mad operation .
*/
void cp ( int oid , const string & drv_msg ) const ;
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/**
* Sends a move request to the MAD : " MV IMAGE_ID SRC_PATH DST_PATH "
* @ param oid the image id .
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* @ param destination is a driver specific location or " - " if not
* initialized
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* @ param size_mb of the image to be created
*/
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void mv ( int oid , const string & source , const string & destination ) const ;
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/**
* Sends a make filesystem request to the MAD : " MKFS IMAGE_ID PATH SIZE_MB "
* @ param oid the image id .
* @ param fs type
* @ param size_mb of the image to be created
*/
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void mkfs ( int oid ,
const string & fs ,
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int size_mb ) const ;
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/**
* Sends a delete request to the MAD : " DELETE IMAGE_ID PATH "
* @ param oid the image id .
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* @ param drv_msg xml data for the mad operation .
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*/
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void rm ( int oid , const string & drv_msg ) const ;
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} ;
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
# endif /*IMAGE_MANAGER_DRIVER_H_*/