icinga2/lib/ido/dbobject.cpp

159 lines
4.5 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012 Icinga Development Team (http://www.icinga.org/) *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License *
* as published by the Free Software Foundation; either version 2 *
* of the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software Foundation *
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#include "ido/dbobject.h"
#include "ido/dbtype.h"
#include "icinga/service.h"
#include "base/dynamictype.h"
#include "base/objectlock.h"
#include <boost/foreach.hpp>
using namespace icinga;
boost::signals2::signal<void (const DbObject::Ptr&, DbUpdateType)> DbObject::OnObjectUpdated;
DbObject::DbObject(const shared_ptr<DbType>& type, const String& name1, const String& name2)
: m_Name1(name1), m_Name2(name2), m_Type(type)
{ }
void DbObject::StaticInitialize(void)
{
DynamicObject::OnRegistered.connect(boost::bind(&DbObject::ObjectRegisteredHandler, _1));
DynamicObject::OnUnregistered.connect(boost::bind(&DbObject::ObjectUnregisteredHandler, _1));
DynamicObject::OnTransactionClosing.connect(boost::bind(&DbObject::TransactionClosingHandler, _1, _2));
DynamicObject::OnFlushObject.connect(boost::bind(&DbObject::FlushObjectHandler, _1, _2));
}
void DbObject::SetObject(const DynamicObject::Ptr& object)
{
m_Object = object;
}
DynamicObject::Ptr DbObject::GetObject(void) const
{
return m_Object;
}
String DbObject::GetName1(void) const
{
return m_Name1;
}
String DbObject::GetName2(void) const
{
return m_Name2;
}
DbType::Ptr DbObject::GetType(void) const
{
return m_Type;
}
void DbObject::SendUpdate(DbUpdateType kind)
{
OnObjectUpdated(GetSelf(), kind);
}
DbObject::Ptr DbObject::GetOrCreateByObject(const DynamicObject::Ptr& object)
{
DbObject::Ptr dbobj = static_pointer_cast<DbObject>(object->GetExtension("DbObject"));
if (dbobj)
return dbobj;
DbType::Ptr dbtype = DbType::GetByName(object->GetType()->GetName());
if (!dbtype)
return DbObject::Ptr();
Service::Ptr service;
String name1, name2;
service = dynamic_pointer_cast<Service>(object);
if (service) {
Host::Ptr host = service->GetHost();
if (!host)
return DbObject::Ptr();
name1 = service->GetHost()->GetName();
name2 = service->GetShortName();
} else {
name1 = object->GetName();
}
dbobj = dbtype->GetOrCreateObjectByName(object->GetName(), String());
{
ObjectLock olock(object);
dbobj->SetObject(object);
object->SetExtension("DbObject", dbobj);
}
return dbobj;
}
void DbObject::ObjectRegisteredHandler(const DynamicObject::Ptr& object)
{
DbObject::Ptr dbobj = GetOrCreateByObject(object);
if (!dbobj)
return;
dbobj->SendUpdate(DbObjectCreated);
}
void DbObject::ObjectUnregisteredHandler(const DynamicObject::Ptr& object)
{
DbObject::Ptr dbobj = GetOrCreateByObject(object);
if (!dbobj)
return;
dbobj->SendUpdate(DbObjectRemoved);
{
ObjectLock olock(object);
object->ClearExtension("DbObject");
}
}
void DbObject::TransactionClosingHandler(double tx, const std::set<DynamicObject::WeakPtr>& modifiedObjects)
{
BOOST_FOREACH(const DynamicObject::WeakPtr& wobject, modifiedObjects) {
DynamicObject::Ptr object = wobject.lock();
if (!object)
continue;
FlushObjectHandler(tx, object);
}
}
void DbObject::FlushObjectHandler(double tx, const DynamicObject::Ptr& object)
{
DbObject::Ptr dbobj = GetOrCreateByObject(object);
if (!dbobj)
return;
dbobj->SendUpdate();
}