mirror of
https://github.com/FairRootGroup/FairMQ.git
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142 lines
4.5 KiB
C++
142 lines
4.5 KiB
C++
/********************************************************************************
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* Copyright (C) 2014 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 version 3 (LGPL) version 3, *
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* copied verbatim in the file "LICENSE" *
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********************************************************************************/
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/**
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* runExample2Sampler.cxx
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*
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* @since 2013-04-23
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* @author D. Klein, A. Rybalchenko
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*/
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#include <iostream>
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#include <mutex>
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#include <condition_variable>
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#include <map>
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#include "boost/program_options.hpp"
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#include <boost/asio.hpp> // for DDS
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#include "FairMQLogger.h"
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#include "FairMQProgOptions.h"
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#include "FairMQExample3Sampler.h"
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#include "FairMQTools.h"
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#include "dds_intercom.h" // DDS
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using namespace std;
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using namespace boost::program_options;
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using namespace dds::intercom_api;
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int main(int argc, char** argv)
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{
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FairMQExample3Sampler sampler;
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sampler.CatchSignals();
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FairMQProgOptions config;
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try
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{
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string interfaceName; // name of the network interface to use for communication.
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options_description samplerOptions("Sampler options");
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samplerOptions.add_options()
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("network-interface", value<string>(&interfaceName)->default_value("eth0"), "Name of the network interface to use (e.g. eth0, ib0, wlan0, en0...)");
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config.AddToCmdLineOptions(samplerOptions);
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if (config.ParseAll(argc, argv))
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{
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return 0;
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}
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string id = config.GetValue<string>("id");
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LOG(INFO) << "PID: " << getpid();
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sampler.SetTransport(config.GetValue<std::string>("transport"));
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sampler.SetProperty(FairMQExample3Sampler::Id, id);
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// configure data output channel
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FairMQChannel dataOutChannel("push", "bind", "");
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dataOutChannel.UpdateRateLogging(0);
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sampler.fChannels["data1"].push_back(dataOutChannel);
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// Get the IP of the current host and store it for binding.
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map<string,string> IPs;
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FairMQ::tools::getHostIPs(IPs);
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stringstream ss;
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// Check if ib0 (infiniband) interface is available, otherwise try eth0 or wlan0.
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if (IPs.count(interfaceName))
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{
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ss << "tcp://" << IPs[interfaceName] << ":1";
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}
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else
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{
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LOG(INFO) << ss.str();
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LOG(ERROR) << "Could not find provided network interface: \"" << interfaceName << "\"!, exiting.";
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exit(EXIT_FAILURE);
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}
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string initialOutputAddress = ss.str();
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// Configure the found host IP for the channel.
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// TCP port will be chosen randomly during the initialization (binding).
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sampler.fChannels.at("data1").at(0).UpdateAddress(initialOutputAddress);
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sampler.ChangeState("INIT_DEVICE");
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sampler.WaitForInitialValidation();
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// Advertise the bound addresses via DDS property
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LOG(INFO) << "Giving sampler output address to DDS.";
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CKeyValue ddsKeyValue;
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ddsKeyValue.putValue("SamplerAddress", sampler.fChannels.at("data1").at(0).GetAddress());
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sampler.WaitForEndOfState("INIT_DEVICE");
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sampler.ChangeState("INIT_TASK");
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sampler.WaitForEndOfState("INIT_TASK");
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CCustomCmd ddsCustomCmd;
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// Subscribe on custom commands
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ddsCustomCmd.subscribe([&](const string& command, const string& condition, uint64_t senderId)
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{
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LOG(INFO) << "Received custom command: " << command;
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if (command == "check-state")
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{
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ddsCustomCmd.send(id + ": " + sampler.GetCurrentStateName(), to_string(senderId));
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}
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else
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{
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LOG(WARN) << "Received unknown command: " << command;
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LOG(WARN) << "Origin: " << senderId;
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LOG(WARN) << "Destination: " << condition;
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}
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});
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sampler.ChangeState("RUN");
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sampler.WaitForEndOfState("RUN");
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sampler.ChangeState("RESET_TASK");
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sampler.WaitForEndOfState("RESET_TASK");
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sampler.ChangeState("RESET_DEVICE");
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sampler.WaitForEndOfState("RESET_DEVICE");
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sampler.ChangeState("END");
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}
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catch (exception& e)
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{
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LOG(ERROR) << e.what();
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LOG(INFO) << "Command line options are the following: ";
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config.PrintHelp();
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return 1;
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}
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return 0;
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}
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