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// -*- C++ -*-
//=============================================================================
/**
* @file FaultCorrelationManager_Impl.h
*
* $Id$
*
* @author Friedhelm Wolf <fwolf@dre.vanderbilt.edu>
*/
//=============================================================================
#ifndef FAULTCORRELATIONMANAGER_IMPL_H_
#define FAULTCORRELATIONMANAGER_IMPL_H_
#include <list>
#include <map>
#include <queue>
#include "ace/Hash_Map_Manager_T.h"
#include "ace/Map_Manager.h"
#include "ace/Thread_Mutex.h"
#include "ace/Task.h"
#include "ace/Condition_T.h"
#include "tao/ORB.h"
#include "FaultCorrelationManager_export.h"
#include "Interfaces/FaultCorrelationManagerS.h"
#include "Deployment/Deployment_common.h"
#include "Interfaces/ExecutionManagerDaemonC.h"
#include "orbsvcs/orbsvcs/LWFT/ReplicationManagerC.h"
namespace DAnCE
{
/**
* @brief Implementation of a manager to provide fail-stop behavior
* for component deployments.
*/
class FAULTCORRELATIONMANAGER_Export FaultCorrelationManager_Impl :
public virtual POA_DAnCE::FaultCorrelationManager,
public ACE_Task_Base
{
public:
// the fixed listener port is caused by the usage of CCM Object locator
FaultCorrelationManager_Impl (CORBA::ORB_ptr orb,
DAnCE::ExecutionManagerDaemon_ptr exec_mgr,
ReplicationManager_ptr rep_mgr,
const PROPERTY_MAP &options);
virtual ~FaultCorrelationManager_Impl();
virtual void stop_failover_unit (const char * fou_id);
// methods from inherited interfaces
// FaultNotification
virtual void app_failure (const char * host,
const char * application);
// ExecutionManager
virtual ::Deployment::DomainApplicationManager_ptr preparePlan (
const ::Deployment::DeploymentPlan & plan,
::Deployment::ResourceCommitmentManager_ptr resourceCommitment);
virtual ::Deployment::DomainApplicationManagers * getManagers (
void);
virtual void destroyManager (
::Deployment::DomainApplicationManager_ptr manager);
virtual void shutdown (void);
virtual int svc (void);
private:
// FaultNotification
void app_failure_i (const char * host,
const char * application);
void process_deployment_plan (const Deployment::DeploymentPlan & plan,
bool deploy = true);
char * get_property (const char * name,
const Deployment::Properties & properties);
void add_constraints (const Deployment::DeploymentPlan & plan);
RankListConstraints * get_constraints (void);
private:
typedef ACE_Map_Manager<ACE_CString,
Deployment::DomainApplicationManager_var,
ACE_Null_Mutex> TDomainManagers;
typedef ACE_Map_Manager<ACE_CString,
ACE_CString,
ACE_Null_Mutex> TStringMap;
typedef std::map<ACE_CString, ACE_CString> TObjectIdMap;
typedef ACE_Map_Manager<ACE_CString,
TObjectIdMap,
ACE_Null_Mutex> TNodeMap;
typedef TStringMap TInstancesOfPlan;
struct FailureInfo
{
ACE_CString host;
ACE_CString application;
};
typedef std::list<ACE_CString> RANKLIST_CONSTRAINT;
typedef ACE_Hash_Map_Manager_Ex <
ACE_CString,
RANKLIST_CONSTRAINT,
ACE_Hash<ACE_CString>,
ACE_Equal_To<ACE_CString>,
ACE_Null_Mutex> RANKLIST_CONSTRAINT_MAP;
private:
CORBA::ORB_var orb_;
DAnCE::ExecutionManagerDaemon_var exec_mgr_;
ReplicationManager_var rep_mgr_;
PROPERTY_MAP properties_;
TDomainManagers dams_;
TInstancesOfPlan instances_;
TNodeMap nodes_;
RANKLIST_CONSTRAINT_MAP constraints_;
// these parts belong the role as active object
bool stop_;
ACE_Thread_Mutex app_failure_lock_;
ACE_Condition <ACE_Thread_Mutex> new_notification_;
std::queue <FailureInfo> notification_queue_;
};
}
#endif /* FAULTCORRELATIONMANAGER_IMPL_H_ */
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