mirror of
https://github.com/FairRootGroup/FairMQ.git
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272 lines
11 KiB
C++
272 lines
11 KiB
C++
/********************************************************************************
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* Copyright (C) 2014-2018 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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/*
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* File: FairMQParser.cxx
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* Author: winckler
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*
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* Created on May 14, 2015, 5:01 PM
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*/
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#include "FairMQParser.h"
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#include "FairMQLogger.h"
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#include <fairmq/Tools.h>
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#include <boost/property_tree/json_parser.hpp>
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#include <boost/property_tree/ptree.hpp>
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using namespace std;
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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 parser
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{
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// TODO : add key-value map<string,string> parameter for replacing/updating values from keys
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// function that convert property tree (given the json structure) to FairMQChannelMap
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FairMQChannelMap ptreeToMQMap(const boost::property_tree::ptree& pt, const string& id, const string& rootNode)
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{
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if (id == "")
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{
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throw ParserError("no device ID provided. Provide with `--id` cmd option");
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}
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// Create fair mq map
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FairMQChannelMap channelMap;
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// boost::property_tree::json_parser::write_json(std::cout, pt);
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// Helper::PrintDeviceList(pt.get_child(rootNode));
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// Extract value from boost::property_tree
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Helper::DeviceParser(pt.get_child(rootNode), channelMap, id);
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if (channelMap.empty())
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{
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LOG(warn) << "---- No channel keys found for " << id;
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LOG(warn) << "---- Check the JSON inputs and/or command line inputs";
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}
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return channelMap;
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}
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FairMQChannelMap JSON::UserParser(const string& filename, const string& deviceId, const string& rootNode)
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{
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boost::property_tree::ptree pt;
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boost::property_tree::read_json(filename, pt);
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return ptreeToMQMap(pt, deviceId, rootNode);
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}
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namespace Helper
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{
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void PrintDeviceList(const boost::property_tree::ptree& tree)
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{
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string deviceIdKey;
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// do a first loop just to print the device-id in json input
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for (const auto& p : tree)
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{
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if (p.first == "devices")
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{
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for (const auto& q : p.second.get_child(""))
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{
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string key = q.second.get<string>("key", "");
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if (key != "")
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{
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deviceIdKey = key;
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LOG(debug) << "Found config for device key '" << deviceIdKey << "' in JSON input";
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}
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else
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{
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deviceIdKey = q.second.get<string>("id");
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LOG(debug) << "Found config for device id '" << deviceIdKey << "' in JSON input";
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}
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}
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}
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}
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}
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void DeviceParser(const boost::property_tree::ptree& tree, FairMQChannelMap& channelMap, const string& deviceId)
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{
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string deviceIdKey;
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// For each node in fairMQOptions
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for (const auto& p : tree)
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{
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if (p.first == "devices")
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{
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for (const auto& q : p.second)
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{
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// check if key is provided, otherwise use id
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string key = q.second.get<string>("key", "");
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if (key != "")
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{
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deviceIdKey = key;
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// LOG(debug) << "Found config for device key '" << deviceIdKey << "' in JSON input";
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}
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else
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{
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deviceIdKey = q.second.get<string>("id");
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// LOG(debug) << "Found config for device id '" << deviceIdKey << "' in JSON input";
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}
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// if not correct device id, do not fill MQMap
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if (deviceId != deviceIdKey)
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{
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continue;
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}
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LOG(debug) << "Found following channels for device ID '" << deviceId << "' :";
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ChannelParser(q.second, channelMap);
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}
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}
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}
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}
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void ChannelParser(const boost::property_tree::ptree& tree, FairMQChannelMap& channelMap)
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{
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string channelKey;
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for (const auto& p : tree)
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{
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if (p.first == "channels")
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{
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for (const auto& q : p.second)
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{
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channelKey = q.second.get<string>("name");
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int numSockets = q.second.get<int>("numSockets", 0);
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// try to get common properties to use for all subChannels
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FairMQChannel commonChannel;
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commonChannel.UpdateType(q.second.get<string>("type", commonChannel.GetType()));
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commonChannel.UpdateMethod(q.second.get<string>("method", commonChannel.GetMethod()));
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commonChannel.UpdateAddress(q.second.get<string>("address", commonChannel.GetAddress()));
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commonChannel.UpdateTransport(q.second.get<string>("transport", commonChannel.GetTransportName()));
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commonChannel.UpdateSndBufSize(q.second.get<int>("sndBufSize", commonChannel.GetSndBufSize()));
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commonChannel.UpdateRcvBufSize(q.second.get<int>("rcvBufSize", commonChannel.GetRcvBufSize()));
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commonChannel.UpdateSndKernelSize(q.second.get<int>("sndKernelSize", commonChannel.GetSndKernelSize()));
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commonChannel.UpdateRcvKernelSize(q.second.get<int>("rcvKernelSize", commonChannel.GetRcvKernelSize()));
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commonChannel.UpdateLinger(q.second.get<int>("linger", commonChannel.GetLinger()));
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commonChannel.UpdateRateLogging(q.second.get<int>("rateLogging", commonChannel.GetRateLogging()));
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// temporary FairMQChannel container
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vector<FairMQChannel> channelList;
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if (numSockets > 0)
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{
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LOG(debug) << "" << channelKey << ":";
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LOG(debug) << "\tnumSockets of " << numSockets << " specified,";
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LOG(debug) << "\tapplying common settings to each:";
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LOG(debug) << "\ttype = " << commonChannel.GetType();
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LOG(debug) << "\tmethod = " << commonChannel.GetMethod();
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LOG(debug) << "\taddress = " << commonChannel.GetAddress();
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LOG(debug) << "\ttransport = " << commonChannel.GetTransportName();
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LOG(debug) << "\tsndBufSize = " << commonChannel.GetSndBufSize();
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LOG(debug) << "\trcvBufSize = " << commonChannel.GetRcvBufSize();
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LOG(debug) << "\tsndKernelSize = " << commonChannel.GetSndKernelSize();
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LOG(debug) << "\trcvKernelSize = " << commonChannel.GetRcvKernelSize();
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LOG(debug) << "\tlinger = " << commonChannel.GetLinger();
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LOG(debug) << "\trateLogging = " << commonChannel.GetRateLogging();
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for (int i = 0; i < numSockets; ++i)
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{
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FairMQChannel channel(commonChannel);
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channelList.push_back(channel);
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}
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}
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else
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{
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SocketParser(q.second.get_child(""), channelList, channelKey, commonChannel);
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}
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channelMap.insert(make_pair(channelKey, move(channelList)));
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}
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}
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}
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}
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void SocketParser(const boost::property_tree::ptree& tree, vector<FairMQChannel>& channelList, const string& channelName, const FairMQChannel& commonChannel)
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{
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// for each socket in channel
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int socketCounter = 0;
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for (const auto& p : tree)
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{
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if (p.first == "sockets")
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{
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for (const auto& q : p.second)
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{
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// create new channel and apply setting from the common channel
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FairMQChannel channel(commonChannel);
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// if the socket field specifies or overrides something from the common channel, apply those settings
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channel.UpdateType(q.second.get<string>("type", channel.GetType()));
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channel.UpdateMethod(q.second.get<string>("method", channel.GetMethod()));
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channel.UpdateAddress(q.second.get<string>("address", channel.GetAddress()));
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channel.UpdateTransport(q.second.get<string>("transport", channel.GetTransportName()));
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channel.UpdateSndBufSize(q.second.get<int>("sndBufSize", channel.GetSndBufSize()));
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channel.UpdateRcvBufSize(q.second.get<int>("rcvBufSize", channel.GetRcvBufSize()));
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channel.UpdateSndKernelSize(q.second.get<int>("sndKernelSize", channel.GetSndKernelSize()));
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channel.UpdateRcvKernelSize(q.second.get<int>("rcvKernelSize", channel.GetRcvKernelSize()));
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channel.UpdateLinger(q.second.get<int>("linger", channel.GetLinger()));
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channel.UpdateRateLogging(q.second.get<int>("rateLogging", channel.GetRateLogging()));
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LOG(debug) << "" << channelName << "[" << socketCounter << "]:";
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LOG(debug) << "\ttype = " << channel.GetType();
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LOG(debug) << "\tmethod = " << channel.GetMethod();
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LOG(debug) << "\taddress = " << channel.GetAddress();
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LOG(debug) << "\ttransport = " << channel.GetTransportName();
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LOG(debug) << "\tsndBufSize = " << channel.GetSndBufSize();
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LOG(debug) << "\trcvBufSize = " << channel.GetRcvBufSize();
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LOG(debug) << "\tsndKernelSize = " << channel.GetSndKernelSize();
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LOG(debug) << "\trcvKernelSize = " << channel.GetRcvKernelSize();
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LOG(debug) << "\tlinger = " << channel.GetLinger();
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LOG(debug) << "\trateLogging = " << channel.GetRateLogging();
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channelList.push_back(channel);
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++socketCounter;
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}
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}
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} // end socket loop
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if (socketCounter)
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{
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LOG(debug) << "Found " << socketCounter << " socket(s) in channel.";
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}
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else
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{
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LOG(debug) << "" << channelName << ":";
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LOG(debug) << "\tNo sockets specified,";
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LOG(debug) << "\tapplying common settings to the channel:";
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FairMQChannel channel(commonChannel);
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LOG(debug) << "\ttype = " << channel.GetType();
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LOG(debug) << "\tmethod = " << channel.GetMethod();
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LOG(debug) << "\taddress = " << channel.GetAddress();
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LOG(debug) << "\ttransport = " << channel.GetTransportName();
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LOG(debug) << "\tsndBufSize = " << channel.GetSndBufSize();
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LOG(debug) << "\trcvBufSize = " << channel.GetRcvBufSize();
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LOG(debug) << "\tsndKernelSize = " << channel.GetSndKernelSize();
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LOG(debug) << "\trcvKernelSize = " << channel.GetRcvKernelSize();
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LOG(debug) << "\tlinger = " << channel.GetLinger();
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LOG(debug) << "\trateLogging = " << channel.GetRateLogging();
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channelList.push_back(channel);
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}
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}
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} // Helper namespace
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} // namespace parser
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} // namespace mq
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} // namespace fair
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