queued/sources/queued-server/src/main.cpp
2017-09-14 23:21:44 +03:00

99 lines
2.7 KiB
C++

/*
* Copyright (c) 2017 Queued team
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
*
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*/
#include <QCommandLineParser>
#include <QDBusConnection>
#include <queued/Queued.h>
#include <csignal>
#include <iostream>
#include "QueuedServer.h"
#include "version.h"
extern "C" {
#include <unistd.h>
}
QueuedServer *instance = nullptr;
int main(int argc, char *argv[])
{
// HACK preparse arguments to find out if --daemon is set
for (int i = 0; i < argc; i++) {
if (std::string(argv[i]) != "--daemon")
continue;
::daemon(0, 0);
break;
}
QueuedDebug::applyLogFormat();
QCoreApplication app(argc, argv);
app.setApplicationName(NAME);
app.setApplicationVersion(VERSION);
// parser
QCommandLineParser parser;
parser.setApplicationDescription(
"Daemon for starting jobs to queue of calculations");
parser.addHelpOption();
parser.addVersionOption();
// info
QCommandLineOption infoOption(QStringList() << "i"
<< "info",
"Show additional info.");
parser.addOption(infoOption);
// debug mode
QCommandLineOption debugOption(QStringList() << "d"
<< "debug",
"Print debug information.");
parser.addOption(debugOption);
// daemon mode
QCommandLineOption daemonOption(QStringList() << "daemon",
"Start detached.");
parser.addOption(daemonOption);
parser.process(app);
// show info and exit
if (parser.isSet(infoOption)) {
auto metadata = QueuedDebug::getBuildData();
for (auto &string : metadata)
std::cout << qPrintable(string) << std::endl;
return 0;
}
// enable debug
if (parser.isSet(debugOption))
QueuedDebug::enableDebug();
QVariantHash arguments;
// start application
instance = new QueuedServer(nullptr, arguments);
// catch SIGHUP
signal(SIGHUP, [](int sig) -> void {
qCInfo(LOG_SERV) << "Received SIGHUP signal, reinit components";
instance->init();
});
return app.exec();
}