C++ (Cpp) initializeWatcher 예제들

예제 #1

파일: serverapp.cpp 프로젝트: nagisun/kbengine

//-------------------------------------------------------------------------------------		
bool ServerApp::initialize()
{
	if(!initThreadPool())
		return false;

	if(!installSignals())
		return false;
	
	if(!loadConfig())
		return false;
	
	if(!initializeBegin())
		return false;
	
	if(!inInitialize())
		return false;

	bool ret = initializeEnd();

#ifdef ENABLE_WATCHERS
	return ret && initializeWatcher();
#else
	return ret;
#endif
}

예제 #2

파일: serverapp.cpp 프로젝트: KitoHo/kbengine

//-------------------------------------------------------------------------------------		
bool ServerApp::initialize()
{
	if(!initThreadPool())
		return false;

	if(!installSingnals())
		return false;
	
	if(!loadConfig())
		return false;
	
	if(!initializeBegin())
		return false;
	
	if(!inInitialize())
		return false;
	
	// 广播自己的地址给网上上的所有kbemachine
	// 并且从kbemachine获取basappmgr和cellappmgr以及dbmgr地址
	Componentbridge::getSingleton().getComponents().pHandler(this);
	this->getMainDispatcher().addFrequentTask(&Componentbridge::getSingleton());

	bool ret = initializeEnd();

#ifdef ENABLE_WATCHERS
	return ret && initializeWatcher();
#else
	return ret;
#endif
}

예제 #3

파일: db_interface_mysql.cpp 프로젝트: kissthink/kbengine

//-------------------------------------------------------------------------------------
bool DBInterfaceMysql::attach(const char* databaseName)
{
	if(!_g_installedWatcher)
	{
		initializeWatcher();
	}

	if(db_port_ == 0)
		db_port_ = 3306;
	
	if(databaseName != NULL)
		kbe_snprintf(db_name_, MAX_BUF, "%s", databaseName);

	hasLostConnection_ = false;

	try
	{
		pMysql_ = mysql_init(0);
		if(pMysql_ == NULL)
		{
			ERROR_MSG("DBInterfaceMysql::attach: mysql_init is error!\n");
			return false;
		}
		
		DEBUG_MSG(boost::format("DBInterfaceMysql::attach: connect: %1%:%2% starting...\n") % db_ip_ % db_port_);
		if(mysql_real_connect(mysql(), db_ip_, db_username_, 
    		db_password_, db_name_, db_port_, NULL, 0)) // CLIENT_MULTI_STATEMENTS  
		{
			if(mysql_select_db(mysql(), db_name_) != 0)
			{
				ERROR_MSG(boost::format("DBInterfaceMysql::attach: Could not set active db[%1%]\n") %
					db_name_);

				return false;
			}
		}
		else
		{
			ERROR_MSG(boost::format("DBInterfaceMysql::attach: mysql_errno=%1%, mysql_error=%2%\n") %
				mysql_errno(pMysql_) % mysql_error(pMysql_));
			return false;
		}

		if (mysql_set_character_set(mysql(), "utf8") != 0)
		{
			ERROR_MSG("DBInterfaceMysql::attach: Could not set client connection character set to UTF-8\n" );
		}

		char characterset_sql[MAX_BUF];
		kbe_snprintf(characterset_sql, MAX_BUF, "ALTER DATABASE CHARACTER SET %s COLLATE %s", 
			characterSet_.c_str(), collation_.c_str());

		query(&characterset_sql[0], strlen(characterset_sql), false);
	}
	catch (std::exception& e)
	{
		ERROR_MSG(boost::format("DBInterfaceMysql::attach: %1%\n") % e.what());
		hasLostConnection_ = true;
		return false;
	}

	bool ret = mysql() != NULL && ping();

	if(ret)
	{
		DEBUG_MSG(boost::format("DBInterfaceMysql::attach: successfully! addr: %1%:%2%\n") % db_ip_ % db_port_);
	}

    return ret;
}

예제 #4

파일: db_interface_mysql.cpp 프로젝트: nichunen/kbengine

//-------------------------------------------------------------------------------------
bool DBInterfaceMysql::attach(const char* databaseName)
{
	if(!_g_installedWatcher)
	{
		initializeWatcher();
	}

	if(db_port_ == 0)
		db_port_ = 3306;
	
	if(databaseName != NULL)
		kbe_snprintf(db_name_, MAX_BUF, "%s", databaseName);

	hasLostConnection_ = false;

	try
	{
		pMysql_ = mysql_init(0);
		if(pMysql_ == NULL)
		{
			ERROR_MSG("DBInterfaceMysql::attach: mysql_init is error!\n");
			return false;
		}
		
		DEBUG_MSG(fmt::format("DBInterfaceMysql::attach: connect: {}:{} starting...\n", db_ip_, db_port_));

		int ntry = 0;

__RECONNECT:
		if(mysql_real_connect(mysql(), db_ip_, db_username_, 
    		db_password_, db_name_, db_port_, NULL, 0)) // CLIENT_MULTI_STATEMENTS  
		{
			if(mysql_select_db(mysql(), db_name_) != 0)
			{
				ERROR_MSG(fmt::format("DBInterfaceMysql::attach: Could not set active db[{}]\n",
					db_name_));

				detach();
				return false;
			}
		}
		else
		{
			if (mysql_errno(pMysql_) == 1049 && ntry++ == 0)
			{
				if (mysql())
				{
					::mysql_close(mysql());
					pMysql_ = NULL;
				}

				pMysql_ = mysql_init(0);
				if (pMysql_ == NULL)
				{
					ERROR_MSG("DBInterfaceMysql::attach: mysql_init is error!\n");
					return false;
				}

				if (mysql_real_connect(mysql(), db_ip_, db_username_,
					db_password_, NULL, db_port_, NULL, 0)) // CLIENT_MULTI_STATEMENTS  
				{
					this->createDatabaseIfNotExist();
					if (mysql_select_db(mysql(), db_name_) != 0)
					{
						goto __RECONNECT;
					}
				}
				else
				{
					goto __RECONNECT;
				}
			}
			else
			{
				ERROR_MSG(fmt::format("DBInterfaceMysql::attach: mysql_errno={}, mysql_error={}\n",
					mysql_errno(pMysql_), mysql_error(pMysql_)));

				detach();
				return false;
			}
		}

		if (mysql_set_character_set(mysql(), "utf8") != 0)
		{
			ERROR_MSG("DBInterfaceMysql::attach: Could not set client connection character set to UTF-8\n" );
			return false;
		}

		// 不需要关闭自动提交，底层会START TRANSACTION之后再COMMIT
		// mysql_autocommit(mysql(), 0);

		char characterset_sql[MAX_BUF];
		kbe_snprintf(characterset_sql, MAX_BUF, "ALTER DATABASE CHARACTER SET %s COLLATE %s", 
			characterSet_.c_str(), collation_.c_str());

		query(&characterset_sql[0], strlen(characterset_sql), false);
	}
	catch (std::exception& e)
	{
		ERROR_MSG(fmt::format("DBInterfaceMysql::attach: {}\n", e.what()));
		hasLostConnection_ = true;
		detach();
		return false;
	}

	bool ret = mysql() != NULL && ping();

	if(ret)
	{
		DEBUG_MSG(fmt::format("DBInterfaceMysql::attach: successfully! addr: {}:{}\n", db_ip_, db_port_));
	}

    return ret;
}