mirror of https://github.com/Icinga/icinga2.git
112 lines
3.2 KiB
C++
112 lines
3.2 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012 Icinga Development Team (http://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 PROCESS_H
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#define PROCESS_H
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#include "base/i2-base.h"
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#include "base/timer.h"
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#include "base/asynctask.h"
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#include "base/dictionary.h"
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#include <sstream>
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#include <deque>
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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/thread/once.hpp>
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namespace icinga
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{
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/**
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* The result of a Process task.
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*
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* @ingroup base
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*/
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struct ProcessResult
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{
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double ExecutionStart;
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double ExecutionEnd;
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long ExitStatus;
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String Output;
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};
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/**
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* A process task. Executes an external application and returns the exit
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* code and console output.
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*
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* @ingroup base
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*/
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class I2_BASE_API Process : public AsyncTask<Process, ProcessResult>
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{
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public:
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typedef shared_ptr<Process> Ptr;
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typedef weak_ptr<Process> WeakPtr;
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static const std::deque<Process::Ptr>::size_type MaxTasksPerThread = 512;
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Process(const std::vector<String>& arguments, const Dictionary::Ptr& extraEnvironment = Dictionary::Ptr());
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static std::vector<String> SplitCommand(const Value& command);
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private:
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std::vector<String> m_Arguments;
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Dictionary::Ptr m_ExtraEnvironment;
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#ifndef _WIN32
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pid_t m_Pid;
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int m_FD;
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#endif /* _WIN32 */
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std::ostringstream m_OutputStream;
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ProcessResult m_Result;
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virtual void Run(void);
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static boost::mutex m_Mutex;
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static std::deque<Process::Ptr> m_Tasks;
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#ifndef _WIN32
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static boost::condition_variable m_CV;
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static int m_TaskFd;
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static Timer::Ptr m_StatusTimer;
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#endif /* _WIN32 */
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void QueueTask(void);
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void SpawnTask(void);
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#ifdef _WIN32
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static void WorkerThreadProc(void);
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#else /* _WIN32 */
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static void WorkerThreadProc(int taskFd);
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static void StatusTimerHandler(void);
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#endif /* _WIN32 */
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void InitTask(void);
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bool RunTask(void);
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static boost::once_flag m_ThreadOnce;
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static void Initialize(void);
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};
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}
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#endif /* PROCESS_H */
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