mirror of
https://github.com/Icinga/icinga2.git
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117 lines
4.0 KiB
C++
117 lines
4.0 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2018 Icinga Development Team (https://www.icinga.com/) *
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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 IDOPGSQLCONNECTION_H
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#define IDOPGSQLCONNECTION_H
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#include "db_ido_pgsql/idopgsqlconnection-ti.hpp"
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#include "pgsql_shim/pgsqlinterface.hpp"
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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 "base/library.hpp"
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namespace icinga
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{
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typedef std::shared_ptr<PGresult> IdoPgsqlResult;
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/**
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* An IDO pgSQL database connection.
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*
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* @ingroup ido
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*/
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class IdoPgsqlConnection final : public ObjectImpl<IdoPgsqlConnection>
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{
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public:
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DECLARE_OBJECT(IdoPgsqlConnection);
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DECLARE_OBJECTNAME(IdoPgsqlConnection);
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IdoPgsqlConnection();
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static void StatsFunc(const Dictionary::Ptr& status, const Array::Ptr& perfdata);
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int GetPendingQueryCount() const override;
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protected:
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void OnConfigLoaded() override;
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void Resume() override;
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void Pause() override;
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void ActivateObject(const DbObject::Ptr& dbobj) override;
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void DeactivateObject(const DbObject::Ptr& dbobj) override;
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void ExecuteQuery(const DbQuery& query) override;
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void ExecuteMultipleQueries(const std::vector<DbQuery>& queries) override;
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void CleanUpExecuteQuery(const String& table, const String& time_key, double time_value) override;
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void FillIDCache(const DbType::Ptr& type) override;
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void NewTransaction() override;
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private:
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DbReference m_InstanceID;
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WorkQueue m_QueryQueue{1000000};
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Library m_Library;
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std::unique_ptr<PgsqlInterface, PgsqlInterfaceDeleter> m_Pgsql;
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PGconn *m_Connection;
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int m_AffectedRows;
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Timer::Ptr m_ReconnectTimer;
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Timer::Ptr m_TxTimer;
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IdoPgsqlResult Query(const String& query);
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DbReference GetSequenceValue(const String& table, const String& column);
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int GetAffectedRows();
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String Escape(const String& s);
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Dictionary::Ptr FetchRow(const IdoPgsqlResult& result, int row);
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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();
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void InternalNewTransaction();
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void Reconnect();
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void AssertOnWorkQueue();
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void TxTimerHandler();
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void ReconnectTimerHandler();
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void StatsLoggerTimerHandler();
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bool CanExecuteQuery(const DbQuery& query);
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void InternalExecuteQuery(const DbQuery& query, int typeOverride = -1);
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void InternalExecuteMultipleQueries(const std::vector<DbQuery>& queries);
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void InternalCleanUpExecuteQuery(const String& table, const String& time_key, double time_value);
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void ClearTableBySession(const String& table);
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void ClearTablesBySession();
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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 /* IDOPGSQLCONNECTION_H */
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