FairMQ/fairmq/plugins/PMIx/PMIxPlugin.h
Dennis Klein 2358d7b03a Implement some PMIx C++ bindings
pmix::init()
pmix::finalize()
pmix::publish()
pmix::initialized()
pmix::get_version()

and supporting data structures.
2019-02-11 11:12:30 +01:00

95 lines
2.7 KiB
C++

/********************************************************************************
* 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 <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 <unordered_map>
#include <vector>
namespace fair
{
namespace mq
{
namespace plugins
{
struct ConnectingChannel
{
ConnectingChannel()
: fSubChannelAddresses()
, fValues()
{}
std::vector<std::string> fSubChannelAddresses;
std::unordered_map<uint64_t, std::string> fValues;
};
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
{
std::stringstream ss;
ss << "PMIx client(pid=" << fPid << ")";
return ss.str();
}
private:
pmix::proc fProc;
pid_t fPid;
std::unordered_map<std::string, std::vector<std::string>> fBindingChannels;
std::unordered_map<std::string, ConnectingChannel> fConnectingChannels;
auto FillChannelContainers() -> void;
auto PublishBoundChannels() -> 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 */