Example #1
0
/*
 * Delete all database entries
 */
bool	CDbManager::deleteAllDatabases(CLog* log)
{
	CHECK_DB_MGR_INIT(getDatabase, false);

	CTimestamp	starttime = _LastUpdateTime;
	CTimestamp	endtime;
	endtime.setToCurrent();

	TDatabaseMap::iterator	it;
	for (it=_DatabaseMap.begin(); it!=_DatabaseMap.end(); ++it)
	{
		CDatabase*	db = (*it).second;

		if (db == NULL)
		{
			log->displayNL("Database '%d' left with as NULL", (*it).first);
		}
		else
		{
			// flush db
			if (!db->buildDelta(starttime, endtime))
				nlwarning("failed to build delta for database '%d' '%s'", (*it).first, db->getName().c_str());

			// delete it
			delete db;
		}

		// unreference it
		(*it).second = NULL;
	}

	_DatabaseMap.clear();

	return true;
}
Example #2
0
/*
 * Update manager
 */
bool	CDbManager::update()
{
	H_AUTO(PDS_DbManager_update);

	CHECK_DB_MGR_INIT(update, false);

	// update stamp
	CTableBuffer::updateCommonStamp();

	TDatabaseMap::iterator	it;

	CDatabase::checkUpdateRates();


	// check evently if database need to write some delta
	TTime	tm = CTime::getLocalTime();
	if (tm >= _NextTimeDelta)
	{

		CTimestamp	starttime = _LastUpdateTime;
		CTimestamp	endtime;
		endtime.setToCurrent();

		std::vector<uint32>	ack;

		for (it=_DatabaseMap.begin(); it!=_DatabaseMap.end(); ++it)
		{
			CDatabase*	database = (*it).second;

			// generate deltas
			if (!database->buildDelta(starttime, endtime))
				nlwarning("failed to build delta for database '%d' '%s'", (*it).first, database->getName().c_str());

			// obsolete? since RBS build references and tells PDS of success/failure
			database->checkReferenceChange();

			// acknowledge last updates
			database->flushUpdates(ack);

			if (!ack.empty() && database->getMappedService().get() != 0xffff)
			{
				CMessage	msgack("PD_ACK_UPD");
				uint32		databaseId = (*it).first;
				msgack.serial(databaseId);
				msgack.serialCont(ack);
				CUnifiedNetwork::getInstance()->send(database->getMappedService(), msgack);
			}
		}

		_NextTimeDelta = tm - (tm%(DeltaUpdateRate*1000)) + (DeltaUpdateRate*1000);

		_LastUpdateTime = endtime;
	}

	CTimestamp	ts;
	ts.setToCurrent();

	// check databases require some delta packing/reference generation
	for (it=_DatabaseMap.begin(); it!=_DatabaseMap.end(); ++it)
	{
		CDatabase*	database = (*it).second;
		database->sendBuildCommands(ts);
	}

	// send messages to RBS if ready
	while (_RBSUp && !_RBSMessages.empty())
	{
		CUnifiedNetwork::getInstance()->send("RBS", *(_RBSMessages.front()));
		delete _RBSMessages.front();
		_RBSMessages.pop_front();
	}

	return true;
}