mirror of
https://github.com/FairRootGroup/FairMQ.git
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257 lines
12 KiB
C++
257 lines
12 KiB
C++
/********************************************************************************
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* Copyright (C) 2014-2019 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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#include <fairmq/sdk/commands/Commands.h>
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#include <fairmq/States.h>
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#include <fairmq/SDK.h>
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#include <fairmq/tools/Strings.h>
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#include <boost/program_options.hpp>
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#include <termios.h> // raw mode console input
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#include <unistd.h>
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#include <condition_variable>
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#include <cstdlib>
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#include <iostream>
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#include <mutex>
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#include <string>
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#include <thread>
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#include <utility>
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using namespace std;
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using namespace fair::mq;
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using namespace fair::mq::sdk;
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using namespace fair::mq::sdk::cmd;
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namespace bpo = boost::program_options;
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struct TerminalConfig
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{
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explicit TerminalConfig()
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{
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termios t;
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tcgetattr(STDIN_FILENO, &t); // get the current terminal I/O structure
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t.c_lflag &= ~ICANON; // disable canonical input
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// t.c_lflag &= ~ECHO; // do not echo input chars
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tcsetattr(STDIN_FILENO, TCSANOW, &t); // apply the new settings
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}
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~TerminalConfig()
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{
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termios t;
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tcgetattr(STDIN_FILENO, &t); // get the current terminal I/O structure
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t.c_lflag |= ICANON; // re-enable canonical input
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// t.c_lflag |= ECHO; // echo input chars
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tcsetattr(STDIN_FILENO, TCSANOW, &t); // apply the new settings
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}
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};
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void printControlsHelp()
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{
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cout << "Use keys to control the devices:" << endl;
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cout << "[c] check states, [o] dump config, [h] help, [r] run, [s] stop, [t] reset task, [d] reset device, [q] end, [j] init task, [i] init device, [k] complete init, [b] bind, [x] connect, [p] set property" << endl;
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cout << "To quit press Ctrl+C" << endl;
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}
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void handleCommand(const string& command, const string& path, unsigned int timeout, Topology& topo, const string& pKey, const string& pVal)
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{
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std::pair<std::error_code, fair::mq::sdk::TopologyState> changeStateResult;
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if (command == "c") {
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cout << "> checking state of the devices" << endl;
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auto const result = topo.GetCurrentState();
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bool error = false;
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for (const auto& d : result) {
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cout << d.taskId << " : " << d.state << endl;
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if (d.state == sdk::DeviceState::Error) {
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error = true;
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}
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}
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if (error) {
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throw runtime_error("Some of the devices are in the Error state");
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}
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return;
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} else if (command == "o") {
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cout << "> dumping config of " << (path.empty() ? "all" : path) << endl;
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// TODO: extend this regex to return all properties, once command size limitation is removed.
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auto const result = topo.GetProperties("^(session|id)$", path, std::chrono::milliseconds(timeout));
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if (result.first != std::error_code()) {
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cout << "ERROR: GetProperties failed for '" << path << "': " << result.first.message() << endl;
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throw runtime_error(tools::ToString("GetProperties failed for '", path, "': ", result.first.message()));
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}
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for (const auto& d : result.second.devices) {
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for (auto const& p : d.second.props) {
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cout << d.first << ": " << p.first << " : " << p.second << endl;
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}
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}
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return;
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} else if (command == "p") {
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if (pKey.empty() || pVal.empty()) {
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cout << "cannot send property with empty key and/or value! given key: '" << pKey << "', value: '" << pVal << "'." << endl;
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throw runtime_error(tools::ToString("cannot send property with empty key and/or value! given key: '", pKey, "', value: '", pVal, "'."));
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}
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const DeviceProperties props{{pKey, pVal}};
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cout << "> setting properties --> " << (path.empty() ? "all" : path) << endl;
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auto const result = topo.SetProperties(props, path);
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if (result.first != std::error_code()) {
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cout << "ERROR: SetProperties failed for '" << path << "': " << result.first.message() << endl;
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throw runtime_error(tools::ToString("SetProperties failed for '", path, "': ", result.first.message()));
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}
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// give dds time to complete request
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this_thread::sleep_for(chrono::milliseconds(100));
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return;
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} else if (command == "i") {
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cout << "> initiating InitDevice transition --> " << (path.empty() ? "all" : path) << endl;
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changeStateResult = topo.ChangeState(TopologyTransition::InitDevice, path, std::chrono::milliseconds(timeout));
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} else if (command == "k") {
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cout << "> initiating CompleteInit transition --> " << (path.empty() ? "all" : path) << endl;
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changeStateResult = topo.ChangeState(TopologyTransition::CompleteInit, path, std::chrono::milliseconds(timeout));
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} else if (command == "b") {
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cout << "> initiating Bind transition --> " << (path.empty() ? "all" : path) << endl;
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changeStateResult = topo.ChangeState(TopologyTransition::Bind, path, std::chrono::milliseconds(timeout));
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} else if (command == "x") {
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cout << "> initiating Connect transition --> " << (path.empty() ? "all" : path) << endl;
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changeStateResult = topo.ChangeState(TopologyTransition::Connect, path, std::chrono::milliseconds(timeout));
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} else if (command == "j") {
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cout << "> initiating InitTask transition --> " << (path.empty() ? "all" : path) << endl;
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changeStateResult = topo.ChangeState(TopologyTransition::InitTask, path, std::chrono::milliseconds(timeout));
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} else if (command == "r") {
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cout << "> initiating Run transition --> " << (path.empty() ? "all" : path) << endl;
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changeStateResult = topo.ChangeState(TopologyTransition::Run, path, std::chrono::milliseconds(timeout));
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} else if (command == "s") {
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cout << "> initiating Stop transition --> " << (path.empty() ? "all" : path) << endl;
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changeStateResult = topo.ChangeState(TopologyTransition::Stop, path, std::chrono::milliseconds(timeout));
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} else if (command == "t") {
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cout << "> initiating ResetTask transition --> " << (path.empty() ? "all" : path) << endl;
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changeStateResult = topo.ChangeState(TopologyTransition::ResetTask, path, std::chrono::milliseconds(timeout));
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} else if (command == "d") {
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cout << "> initiating ResetDevice transition --> " << (path.empty() ? "all" : path) << endl;
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changeStateResult = topo.ChangeState(TopologyTransition::ResetDevice, path, std::chrono::milliseconds(timeout));
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} else if (command == "q") {
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cout << "> initiating End transition --> " << (path.empty() ? "all" : path) << endl;
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changeStateResult = topo.ChangeState(TopologyTransition::End, path, std::chrono::milliseconds(timeout));
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} else if (command == "h") {
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cout << "> help" << endl;
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printControlsHelp();
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return;
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} else {
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cout << "\033[01;32mInvalid input: [" << command << "]\033[0m" << endl;
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printControlsHelp();
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throw runtime_error(tools::ToString("\033[01;32mInvalid input: [", command, "]\033[0m"));
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}
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if (changeStateResult.first != std::error_code()) {
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cout << "ERROR: ChangeState failed for '" << path << "': " << changeStateResult.first.message() << endl;
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throw runtime_error(tools::ToString("ERROR: ChangeState failed for '", path, "': ", changeStateResult.first.message()));
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}
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}
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void sendCommand(const string& commandIn, const string& path, unsigned int timeout, Topology& topo, const string& pKey, const string& pVal)
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{
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if (!commandIn.empty()) {
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handleCommand(commandIn, path, timeout, topo, pKey, pVal);
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return;
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}
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char c = 0;
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string command;
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TerminalConfig tconfig;
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printControlsHelp();
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cin >> c;
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command = c;
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while (true) {
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try {
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handleCommand(command, path, timeout, topo, pKey, pVal);
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} catch(exception& e) {
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cout << "Error: " << e.what() << endl;
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}
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cin >> c;
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command = c;
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}
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}
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int main(int argc, char* argv[])
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try {
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string sessionID;
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string topoFile;
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string command;
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string path;
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string targetState;
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string pKey;
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string pVal;
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unsigned int timeout = 0;
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fair::Logger::SetConsoleSeverity("debug");
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fair::Logger::SetConsoleColor(true);
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bpo::options_description options("Common options");
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auto envSessionId = getenv("DDS_SESSION_ID");
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if (envSessionId) {
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options.add_options()("session,s", bpo::value<string>(&sessionID)->default_value(envSessionId), "DDS Session ID (overrides any value in env var $DDS_SESSION_ID)");
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} else {
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options.add_options()("session,s", bpo::value<string>(&sessionID)->required(), "DDS Session ID (overrides any value in env var $DDS_SESSION_ID)");
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}
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auto envTopoFile = getenv("FAIRMQ_DDS_TOPO_FILE");
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if (envTopoFile) {
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options.add_options()("topology-file,f", bpo::value<string>(&topoFile)->default_value(envTopoFile), "DDS topology file path");
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} else {
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options.add_options()("topology-file,f", bpo::value<string>(&topoFile)->required(), "DDS topology file path");
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}
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options.add_options()
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("command,c", bpo::value<string>(&command)->default_value(""), "Command character")
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("path,p", bpo::value<string>(&path)->default_value(""), "DDS Topology path to send command to (empty - send to all tasks)")
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("property-key", bpo::value<string>(&pKey)->default_value(""), "property key to be used with 'p' command")
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("property-value", bpo::value<string>(&pVal)->default_value(""), "property value to be used with 'p' command")
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("wait-for-state,w", bpo::value<string>(&targetState)->default_value(""), "Wait until targeted FairMQ devices reach the given state")
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("timeout,t", bpo::value<unsigned int>(&timeout)->default_value(0), "Timeout in milliseconds when waiting for a device state (0 - wait infinitely)")
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("help,h", "Produce help message");
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bpo::variables_map vm;
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bpo::store(bpo::command_line_parser(argc, argv).options(options).run(), vm);
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if (vm.count("help")) {
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cout << "FairMQ DDS Command UI" << endl << options << endl;
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cout << "Commands: [c] check state, [o] dump config, [h] help, [r] run, [s] stop, [t] reset task, [d] reset device, [q] end, [j] init task, [i] init device, [k] complete init, [b] bind, [x] connect, [p] set property" << endl;
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return EXIT_SUCCESS;
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}
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bpo::notify(vm);
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DDSEnvironment env;
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DDSSession session(sessionID, env);
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DDSTopology ddsTopo(DDSTopology::Path(topoFile), env);
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Topology topo(ddsTopo, session, true);
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if (!targetState.empty()) {
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if (!command.empty()) {
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sendCommand(command, path, timeout, topo, pKey, pVal);
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}
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size_t pos = targetState.find("->");
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cout << "> waiting for " << (path.empty() ? "all" : path) << " to reach " << targetState << endl;
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if (pos == string::npos) {
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/* auto ec = */topo.WaitForState(GetState(targetState), path, std::chrono::milliseconds(timeout));
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// cout << "WaitForState(" << targetState << ") result: " << ec.message() << endl;
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} else {
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/* auto ec = */topo.WaitForState(GetState(targetState.substr(0, pos)), GetState(targetState.substr(pos + 2)), path, std::chrono::milliseconds(timeout));
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// cout << "WaitForState(" << targetState << ") result: " << ec.message() << endl;
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}
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} else {
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sendCommand(command, path, timeout, topo, pKey, pVal);
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}
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return EXIT_SUCCESS;
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} catch (exception& e) {
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cerr << "Error: " << e.what() << endl;
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return EXIT_FAILURE;
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}
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