mirror of
https://github.com/FairRootGroup/FairMQ.git
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74 lines
2.5 KiB
C++
74 lines
2.5 KiB
C++
/********************************************************************************
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* Copyright (C) 2017 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
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* *
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* This software is distributed under the terms of the *
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* GNU Lesser General Public Licence (LGPL) version 3, *
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* copied verbatim in the file "LICENSE" *
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********************************************************************************/
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#ifndef FAIR_MQ_PLUGINS_CONTROL
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#define FAIR_MQ_PLUGINS_CONTROL
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#include <fairmq/Plugin.h>
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#include <condition_variable>
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#include <mutex>
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#include <string>
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#include <queue>
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#include <thread>
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#include <atomic>
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namespace fair
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{
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namespace mq
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{
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namespace plugins
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{
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class Control : public Plugin
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{
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public:
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Control(const std::string name, const Plugin::Version version, const std::string maintainer, const std::string homepage, PluginServices* pluginServices);
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~Control();
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private:
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auto InteractiveMode() -> void;
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auto PrintInteractiveHelp() -> void;
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auto StaticMode() -> void;
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auto WaitForNextState() -> DeviceState;
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auto SignalHandler() -> void;
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auto HandleShutdownSignal() -> void;
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auto RunShutdownSequence() -> void;
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auto RunStartupSequence() -> void;
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auto EmptyEventQueue() -> void;
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std::thread fControllerThread;
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std::thread fSignalHandlerThread;
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std::thread fShutdownThread;
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std::queue<DeviceState> fEvents;
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std::mutex fEventsMutex;
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std::mutex fShutdownMutex;
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std::condition_variable fNewEvent;
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std::atomic<bool> fDeviceTerminationRequested;
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std::atomic<bool> fHasShutdown;
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}; /* class Control */
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auto ControlPluginProgramOptions() -> Plugin::ProgOptions;
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REGISTER_FAIRMQ_PLUGIN(
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Control, // Class name
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control, // Plugin name (string, lower case chars only)
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(Plugin::Version{1,0,1}), // Version
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"FairRootGroup <fairroot@gsi.de>", // Maintainer
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"https://github.com/FairRootGroup/FairRoot", // Homepage
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ControlPluginProgramOptions // Free function which declares custom program options for the plugin
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// signature: () -> boost::optional<boost::program_options::options_description>
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)
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} /* namespace plugins */
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} /* namespace mq */
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} /* namespace fair */
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#endif /* FAIR_MQ_PLUGINS_CONTROL */
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