# FairMQ: fairmq/plugins/PMIx/PMIxPlugin.h Source File

PMIxPlugin.h
/********************************************************************************
* Copyright (C) 2019 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH *
* *
* This software is distributed under the terms of the *
* GNU Lesser General Public Licence (LGPL) version 3, *
* copied verbatim in the file "LICENSE" *
********************************************************************************/
#ifndef FAIR_MQ_PLUGINS_PMIX
#define FAIR_MQ_PLUGINS_PMIX
#include "PMIx.hpp"
#include "PMIxCommands.h"
#include <fairmq/Plugin.h>
#include <fairmq/Version.h>
#include <FairMQLogger.h>
#include <string>
#include <sstream>
#include <stdexcept>
#include <string>
#include <sys/types.h>
#include <unistd.h>
#include <vector>
namespace fair
{
namespace mq
{
namespace plugins
{
class PMIxPlugin : public Plugin
{
public:
PMIxPlugin(const std::string& name,
const Plugin::Version version,
const std::string& maintainer,
const std::string& homepage,
PluginServices* pluginServices);
~PMIxPlugin();
auto PMIxClient() const -> std::string { return fPMIxClient; };
private:
pmix::proc fProcess;
pid_t fPid;
std::string fPMIxClient;
std::string fDeviceId;
pmix::Commands fCommands;
std::set<uint32_t> fStateChangeSubscribers;
uint32_t fLastExternalController;
bool fExitingAckedByLastExternalController;
std::condition_variable fExitingAcked;
std::mutex fStateChangeSubscriberMutex;
DeviceState fCurrentState;
DeviceState fLastState;
auto Init() -> pmix::proc;
auto Publish() -> void;
auto Fence() -> void;
auto Fence(const std::string& label) -> void;
auto Lookup() -> void;
auto SubscribeForCommands() -> void;
auto WaitForExitingAck() -> void;
};
Plugin::ProgOptions PMIxProgramOptions()
{
boost::program_options::options_description options("PMIx Plugin");
options.add_options()
("pmix-dummy", boost::program_options::value<int>()->default_value(0), "Dummy.");
return options;
}
REGISTER_FAIRMQ_PLUGIN(
PMIxPlugin, // Class name
pmix, // Plugin name (string, lower case chars only)
(Plugin::Version{FAIRMQ_VERSION_MAJOR,
FAIRMQ_VERSION_MINOR,
FAIRMQ_VERSION_PATCH}), // Version
"FairRootGroup <fairroot@gsi.de>", // Maintainer
"https://github.com/FairRootGroup/FairMQ", // Homepage
PMIxProgramOptions // custom program options for the plugin
)
} /* namespace plugins */
} /* namespace mq */
} /* namespace fair */
#endif /* FAIR_MQ_PLUGINS_PMIX */
fair::mq::PluginServices
Facilitates communication between devices and plugins.
Definition: PluginServices.h:40
fair::mq::Plugin
Base class for FairMQ plugins.
Definition: Plugin.h:39
pmix
Definition: PMIx.hpp:26
pmix::proc
Definition: PMIx.hpp:61
pmix::Commands
Definition: PMIxCommands.h:82
fair
Tools for interfacing containers to the transport via polymorphic allocators.
Definition: DeviceRunner.h:23
fair::mq::plugins::PMIxPlugin
Definition: PMIxPlugin.h:34
fair::mq::tools::Version
Definition: Version.h:22

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