mirror of https://github.com/Icinga/icinga2.git
117 lines
3.6 KiB
C++
117 lines
3.6 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2018 Icinga Development Team (https://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 CHECKERCOMPONENT_H
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#define CHECKERCOMPONENT_H
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#include "checker/checkercomponent-ti.hpp"
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#include "icinga/service.hpp"
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#include "base/configobject.hpp"
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#include "base/timer.hpp"
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#include "base/utility.hpp"
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#include <boost/thread/mutex.hpp>
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#include <boost/thread/condition_variable.hpp>
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#include <boost/multi_index_container.hpp>
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#include <boost/multi_index/ordered_index.hpp>
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#include <boost/multi_index/key_extractors.hpp>
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#include <thread>
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namespace icinga
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{
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/**
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* @ingroup checker
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*/
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struct CheckableScheduleInfo
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{
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Checkable::Ptr Object;
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double NextCheck;
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};
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/**
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* @ingroup checker
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*/
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struct CheckableNextCheckExtractor
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{
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typedef double result_type;
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/**
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* @threadsafety Always.
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*/
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double operator()(const CheckableScheduleInfo& csi)
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{
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return csi.NextCheck;
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}
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};
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/**
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* @ingroup checker
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*/
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class CheckerComponent final : public ObjectImpl<CheckerComponent>
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{
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public:
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DECLARE_OBJECT(CheckerComponent);
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DECLARE_OBJECTNAME(CheckerComponent);
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typedef boost::multi_index_container<
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CheckableScheduleInfo,
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boost::multi_index::indexed_by<
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boost::multi_index::ordered_unique<boost::multi_index::member<CheckableScheduleInfo, Checkable::Ptr, &CheckableScheduleInfo::Object> >,
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boost::multi_index::ordered_non_unique<CheckableNextCheckExtractor>
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>
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> CheckableSet;
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void OnConfigLoaded() override;
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void Start(bool runtimeCreated) override;
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void Stop(bool runtimeRemoved) override;
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static void StatsFunc(const Dictionary::Ptr& status, const Array::Ptr& perfdata);
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unsigned long GetIdleCheckables();
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unsigned long GetPendingCheckables();
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private:
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boost::mutex m_Mutex;
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boost::condition_variable m_CV;
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bool m_Stopped{false};
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std::thread m_Thread;
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CheckableSet m_IdleCheckables;
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CheckableSet m_PendingCheckables;
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Timer::Ptr m_ResultTimer;
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void CheckThreadProc();
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void ResultTimerHandler();
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void ExecuteCheckHelper(const Checkable::Ptr& checkable);
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void AdjustCheckTimer();
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void ObjectHandler(const ConfigObject::Ptr& object);
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void NextCheckChangedHandler(const Checkable::Ptr& checkable);
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void RescheduleCheckTimer();
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static CheckableScheduleInfo GetCheckableScheduleInfo(const Checkable::Ptr& checkable);
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};
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}
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#endif /* CHECKERCOMPONENT_H */
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