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  1. /***************************************************************************
  2.  *   Copyright (C) November 26, 2008, 3:00 PM by Mattias Runge             *
  3.  *   mattias@runge.se                                                      *
  4.  *   main.cpp                                                              *
  5.  *                                                                         *
  6.  *   This program is free software; you can redistribute it and/or modify  *
  7.  *   it under the terms of the GNU General Public License as published by  *
  8.  *   the Free Software Foundation; either version 2 of the License, or     *
  9.  *   (at your option) any later version.                                   *
  10.  *                                                                         *
  11.  *   This program is distributed in the hope that it will be useful,       *
  12.  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  13.  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  14.  *   GNU General Public License for more details.                          *
  15.  *                                                                         *
  16.  *   You should have received a copy of the GNU General Public License     *
  17.  *   along with this program; if not, write to the                         *
  18.  *   Free Software Foundation, Inc.,                                       *
  19.  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  20.  ***************************************************************************/
  21.  
  22. using namespace std;
  23.  
  24. #include <stdlib.h>
  25. #include <iostream>
  26. #include <signal.h>
  27.  
  28. #include "version.h"
  29. #include "Tools/tools.h"
  30. #include "Logger/logger.h"
  31. #include "Settings/settings.h"
  32. #include "Socket/server.h"
  33. #include "CanNet/cannetmanager.h"
  34. #include "Socket/asyncsocket.h"
  35. #include "VM/virtualmachine.h"
  36. #include "CanNet/candebug.h"
  37.  
  38. int cleanUp();
  39. void handler(int status);
  40.  
  41. int main(int argc, char** argv)
  42. {
  43.     signal(SIGTERM, handler);
  44.     signal(SIGINT, handler);
  45.     signal(SIGQUIT, handler);
  46.     signal(SIGABRT, handler);
  47.     signal(SIGPIPE, handler);
  48.  
  49.     Logger &log = Logger::getInstance();
  50.  
  51.     log.addToSyslog("Atom " + ftos(VERSION) + " starting...\n");
  52.     log.add("Written by Mattias Runge 2008-2009\n\n");
  53.  
  54.     if (file_exists("/etc/atom.conf"))
  55.     {
  56.         if (!Settings::read("/etc/atom.conf"))
  57.         {
  58.             return cleanUp();
  59.         }
  60.     }
  61.     else
  62.     {
  63.         if (!Settings::read("atom.conf"))
  64.         {
  65.             return cleanUp();
  66.         }
  67.     }
  68.  
  69.     string logfile = Settings::get("Logfile");
  70.     if (logfile != "")
  71.     {
  72.         if (!log.open(logfile))
  73.         {
  74.             log.addToSyslog("Could not open logfile, " + logfile + "\n");
  75.         }
  76.         else
  77.         {
  78.             log.add("Logging to " + logfile + "\n");
  79.         }
  80.     }
  81.     else
  82.     {
  83.         log.add("Logfile is not defined, logging will be done to syslog and console only\n");
  84.     }
  85.  
  86.     VirtualMachine &vm = VirtualMachine::getInstance();
  87.     vm.start();
  88.  
  89.     string canDebugPort = Settings::get("CanDebugPort");
  90.     if (canDebugPort != "")
  91.     {
  92.         CanDebug &canDebug = CanDebug::getInstance();
  93.         canDebug.setSettings(stoi(canDebugPort), "CanDebug");
  94.         canDebug.start();
  95.     }
  96.     else
  97.     {
  98.         log.add("CanDebugPort is not defined, can not start CanDebug socket\n");
  99.     }
  100.  
  101.     CanNetManager &canMan = CanNetManager::getInstance();
  102.     canMan.start();
  103.  
  104.     if (Settings::get("DaemonMode") == "yes")
  105.     {
  106.         log.add("Entering daemon mode...\n");
  107.         if (daemon(0, 0) == -1)
  108.         {
  109.             log.addToSyslog("Could not enter daemon mode. Exiting...\n");
  110.             return cleanUp();
  111.         }
  112.     }
  113.  
  114.     vm.join();
  115.  
  116.     return cleanUp();
  117. }
  118.  
  119. int cleanUp()
  120. {
  121.     Logger &log = Logger::getInstance();
  122.  
  123.     log.add("\n");
  124.     log.addToSyslog("Thank you for using Atom. Goodbye!\n");
  125.  
  126.     CanDebug::deleteInstance();
  127.     VirtualMachine::deleteInstance();
  128.     CanNetManager::deleteInstance();
  129.     Logger::deleteInstance();
  130.  
  131.     return EXIT_SUCCESS;
  132. }
  133.  
  134. void handler(int status)
  135. {
  136.     exit(cleanUp());
  137. }
  138.