mirror of https://github.com/Icinga/icinga2.git
108 lines
4.0 KiB
C++
108 lines
4.0 KiB
C++
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/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2017 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 REDISWRITER_H
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#define REDISWRITER_H
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#include "redis/rediswriter.thpp"
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#include "remote/messageorigin.hpp"
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#include "base/timer.hpp"
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#include "base/workqueue.hpp"
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#include <hiredis/hiredis.h>
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namespace icinga
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{
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struct RedisSubscriptionInfo
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{
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std::set<String> EventTypes;
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};
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/**
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* @ingroup redis
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*/
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class RedisWriter : public ObjectImpl<RedisWriter>
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{
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public:
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DECLARE_OBJECT(RedisWriter);
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DECLARE_OBJECTNAME(RedisWriter);
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RedisWriter(void);
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static void ConfigStaticInitialize(void);
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virtual void Start(bool runtimeCreated) override;
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virtual void Stop(bool runtimeRemoved) override;
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private:
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void ReconnectTimerHandler(void);
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void TryToReconnect(void);
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void HandleEvents(void);
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void HandleEvent(const Dictionary::Ptr& event);
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void UpdateSubscriptionsTimerHandler(void);
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void UpdateSubscriptions(void);
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void PublishStatsTimerHandler(void);
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void PublishStats(void);
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/* config & status dump */
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void UpdateAllConfigObjects(void);
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void SendConfigUpdate(const ConfigObject::Ptr& object, const String& typeName, bool runtimeUpdate = false);
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void SendConfigDelete(const ConfigObject::Ptr& object, const String& typeName);
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void SendStatusUpdate(const ConfigObject::Ptr& object, const String& typeName);
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/* utilities */
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static String FormatCheckSumBinary(const String& str);
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static String CalculateCheckSumString(const String& str, bool binary = false);
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static String CalculateCheckSumGroups(const Array::Ptr& groups, bool binary = false);
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static String CalculateCheckSumProperties(const ConfigObject::Ptr& object, bool binary = false);
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static String CalculateCheckSumVars(const ConfigObject::Ptr& object, bool binary = false);
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static String HashValue(const Value& value, bool binary = false);
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static Dictionary::Ptr SerializeObjectAttrs(const Object::Ptr& object, int fieldType);
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static void StateChangedHandler(const ConfigObject::Ptr& object);
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static void VarsChangedHandler(const ConfigObject::Ptr& object);
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static void VersionChangedHandler(const ConfigObject::Ptr& object);
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void AssertOnWorkQueue(void);
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void ExceptionHandler(boost::exception_ptr exp);
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boost::shared_ptr<redisReply> ExecuteQuery(const std::vector<String>& query);
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Timer::Ptr m_StatsTimer;
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Timer::Ptr m_ReconnectTimer;
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Timer::Ptr m_SubscriptionTimer;
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WorkQueue m_WorkQueue;
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redisContext *m_Context;
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std::map<String, RedisSubscriptionInfo> m_Subscriptions;
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bool m_ConfigDumpInProgress;
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};
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struct redis_error : virtual std::exception, virtual boost::exception { };
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struct errinfo_redis_query_;
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typedef boost::error_info<struct errinfo_redis_query_, std::string> errinfo_redis_query;
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}
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#endif /* REDISWRITER_H */
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