mirror of https://github.com/Icinga/icinga2.git
137 lines
5.0 KiB
C++
137 lines
5.0 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 DBCONNECTION_H
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#define DBCONNECTION_H
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#include "db_ido/i2-db_ido.hpp"
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#include "db_ido/dbconnection.thpp"
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#include "db_ido/dbobject.hpp"
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#include "db_ido/dbquery.hpp"
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#include "base/timer.hpp"
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#include "base/ringbuffer.hpp"
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#include <boost/thread/once.hpp>
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#include <boost/thread/mutex.hpp>
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#define IDO_CURRENT_SCHEMA_VERSION "1.14.0"
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#define IDO_COMPAT_SCHEMA_VERSION "1.14.0"
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namespace icinga
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{
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/**
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* A database connection.
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*
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* @ingroup db_ido
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*/
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class I2_DB_IDO_API DbConnection : public ObjectImpl<DbConnection>
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{
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public:
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DECLARE_OBJECT(DbConnection);
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DbConnection(void);
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static void InitializeDbTimer(void);
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void SetObjectID(const DbObject::Ptr& dbobj, const DbReference& dbref);
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DbReference GetObjectID(const DbObject::Ptr& dbobj) const;
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void SetInsertID(const DbObject::Ptr& dbobj, const DbReference& dbref);
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void SetInsertID(const DbType::Ptr& type, const DbReference& objid, const DbReference& dbref);
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DbReference GetInsertID(const DbObject::Ptr& dbobj) const;
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DbReference GetInsertID(const DbType::Ptr& type, const DbReference& objid) const;
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void SetNotificationInsertID(const CustomVarObject::Ptr& obj, const DbReference& dbref);
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DbReference GetNotificationInsertID(const CustomVarObject::Ptr& obj) const;
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void SetObjectActive(const DbObject::Ptr& dbobj, bool active);
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bool GetObjectActive(const DbObject::Ptr& dbobj) const;
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void ClearIDCache(void);
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void SetConfigUpdate(const DbObject::Ptr& dbobj, bool hasupdate);
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bool GetConfigUpdate(const DbObject::Ptr& dbobj) const;
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void SetStatusUpdate(const DbObject::Ptr& dbobj, bool hasupdate);
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bool GetStatusUpdate(const DbObject::Ptr& dbobj) const;
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int GetQueryCount(RingBuffer::SizeType span) const;
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virtual int GetPendingQueryCount(void) const = 0;
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virtual void ValidateFailoverTimeout(double value, const ValidationUtils& utils) override;
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protected:
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virtual void OnConfigLoaded(void) override;
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virtual void Start(bool runtimeCreated) override;
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virtual void Resume(void) override;
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virtual void Pause(void) override;
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virtual void ExecuteQuery(const DbQuery& query) = 0;
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virtual void ExecuteMultipleQueries(const std::vector<DbQuery>&) = 0;
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virtual void ActivateObject(const DbObject::Ptr& dbobj) = 0;
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virtual void DeactivateObject(const DbObject::Ptr& dbobj) = 0;
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virtual void CleanUpExecuteQuery(const String& table, const String& time_column, double max_age);
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virtual void FillIDCache(const DbType::Ptr& type) = 0;
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virtual void NewTransaction(void) = 0;
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void UpdateObject(const ConfigObject::Ptr& object);
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void UpdateAllObjects(void);
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void PrepareDatabase(void);
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void IncreaseQueryCount(void);
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private:
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std::map<DbObject::Ptr, DbReference> m_ObjectIDs;
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std::map<std::pair<DbType::Ptr, DbReference>, DbReference> m_InsertIDs;
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std::map<CustomVarObject::Ptr, DbReference> m_NotificationInsertIDs;
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std::set<DbObject::Ptr> m_ActiveObjects;
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std::set<DbObject::Ptr> m_ConfigUpdates;
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std::set<DbObject::Ptr> m_StatusUpdates;
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Timer::Ptr m_CleanUpTimer;
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void CleanUpHandler(void);
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virtual void ClearConfigTable(const String& table) = 0;
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static Timer::Ptr m_ProgramStatusTimer;
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static boost::once_flag m_OnceFlag;
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Timer::Ptr m_StatsLoggerTimer;
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void StatsLoggerTimerHandler(void);
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static void InsertRuntimeVariable(const String& key, const Value& value);
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static void ProgramStatusHandler(void);
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mutable boost::mutex m_StatsMutex;
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RingBuffer m_QueryStats;
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int m_PendingQueries;
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double m_PendingQueriesTimestamp;
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};
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struct database_error : virtual std::exception, virtual boost::exception { };
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struct errinfo_database_query_;
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typedef boost::error_info<struct errinfo_database_query_, std::string> errinfo_database_query;
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}
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#endif /* DBCONNECTION_H */
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