mirror of https://github.com/Icinga/icinga2.git
128 lines
4.3 KiB
C++
128 lines
4.3 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2016 Icinga Development Team (https://www.icinga.org/) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#ifndef IDOMYSQLCONNECTION_H
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#define IDOMYSQLCONNECTION_H
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#include "db_ido_mysql/idomysqlconnection.thpp"
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#include "base/array.hpp"
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#include "base/timer.hpp"
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#include "base/workqueue.hpp"
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#include <mysql.h>
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namespace icinga
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{
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typedef boost::shared_ptr<MYSQL_RES> IdoMysqlResult;
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typedef boost::function<void (const IdoMysqlResult&)> IdoAsyncCallback;
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struct IdoAsyncQuery
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{
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String Query;
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IdoAsyncCallback Callback;
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};
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/**
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* An IDO MySQL database connection.
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*
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* @ingroup ido
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*/
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class IdoMysqlConnection : public ObjectImpl<IdoMysqlConnection>
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{
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public:
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DECLARE_OBJECT(IdoMysqlConnection);
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DECLARE_OBJECTNAME(IdoMysqlConnection);
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IdoMysqlConnection(void);
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static void StatsFunc(const Dictionary::Ptr& status, const Array::Ptr& perfdata);
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virtual int GetPendingQueryCount(void) const override;
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protected:
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virtual void Resume(void) override;
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virtual void Pause(void) override;
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virtual void ActivateObject(const DbObject::Ptr& dbobj) override;
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virtual void DeactivateObject(const DbObject::Ptr& dbobj) override;
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virtual void ExecuteQuery(const DbQuery& query) override;
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virtual void ExecuteMultipleQueries(const std::vector<DbQuery>& queries);
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virtual void CleanUpExecuteQuery(const String& table, const String& time_key, double time_value) override;
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virtual void FillIDCache(const DbType::Ptr& type) override;
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virtual void NewTransaction(void) override;
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private:
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DbReference m_InstanceID;
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int m_SessionToken;
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WorkQueue m_QueryQueue;
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MYSQL m_Connection;
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int m_AffectedRows;
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int m_MaxPacketSize;
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std::vector<IdoAsyncQuery> m_AsyncQueries;
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Timer::Ptr m_ReconnectTimer;
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Timer::Ptr m_TxTimer;
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IdoMysqlResult Query(const String& query);
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DbReference GetLastInsertID(void);
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int GetAffectedRows(void);
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String Escape(const String& s);
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Dictionary::Ptr FetchRow(const IdoMysqlResult& result);
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void DiscardRows(const IdoMysqlResult& result);
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void AsyncQuery(const String& query, const IdoAsyncCallback& callback = IdoAsyncCallback());
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void FinishAsyncQueries(void);
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bool FieldToEscapedString(const String& key, const Value& value, Value *result);
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void InternalActivateObject(const DbObject::Ptr& dbobj);
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void InternalDeactivateObject(const DbObject::Ptr& dbobj);
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void Disconnect(void);
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void Reconnect(void);
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void AssertOnWorkQueue(void);
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void TxTimerHandler(void);
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void ReconnectTimerHandler(void);
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bool CanExecuteQuery(const DbQuery& query);
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void InternalExecuteQuery(const DbQuery& query, DbQueryType *typeOverride = NULL);
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void InternalExecuteMultipleQueries(const std::vector<DbQuery>& queries);
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void FinishExecuteQuery(const DbQuery& query, int type, bool upsert);
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void InternalCleanUpExecuteQuery(const String& table, const String& time_key, double time_value);
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void InternalNewTransaction(void);
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virtual void ClearConfigTable(const String& table) override;
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void ClearCustomVarTable(const String& table);
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void ExceptionHandler(boost::exception_ptr exp);
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void FinishConnect(double startTime);
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};
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}
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#endif /* IDOMYSQLCONNECTION_H */
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