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/*
 * StatusRequestHandler.cpp
 *
 * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include "StatusRequestHandler.h"
#include <Net/Exception.h>
#include "../SystemBackend.h"
#include "../Logger.h"

#include <boost/bind.hpp>

namespace Mad {
namespace Common {
namespace RequestHandlers {

void StatusRequestHandler::handlePacket(boost::shared_ptr<const XmlPacket> packet) {
  if(packet->getType() != "GetStatus") {
    Logger::log(Logger::ERROR, "Received an unexpected packet.");

    XmlPacket ret;
    ret.setType("Error");
    ret.add("ErrorCode", Net::Exception::UNEXPECTED_PACKET);

    sendPacket(ret);

    signalFinished();
    return;
  }

  // TODO Require authentication

  unsigned long uptime, idleTime;
  unsigned long totalMem, freeMem, totalSwap, freeSwap;
  unsigned long currentLoad, nProcesses;
  float loadAvg1, loadAvg5, loadAvg15;


  XmlPacket ret;

  try {
    SystemManager::get()->getUptimeInfo(&uptime, &idleTime);
    SystemManager::get()->getMemoryInfo(&totalMem, &freeMem, &totalSwap, &freeSwap);
    SystemManager::get()->getLoadInfo(&currentLoad, &nProcesses, &loadAvg1, &loadAvg5, &loadAvg15);
  }
  catch(Net::Exception e) {}

  ret.setType("OK");

  ret.add("uptime", uptime);
  ret.add("idleTime", idleTime);
  ret.add("totalMem", totalMem);
  ret.add("freeMem", freeMem);
  ret.add("totalSwap", totalSwap);
  ret.add("freeSwap", freeSwap);
  ret.add("currentLoad", currentLoad);
  ret.add("nProcesses", nProcesses);
  ret.add("loadAvg1", loadAvg1);
  ret.add("loadAvg5", loadAvg5);
  ret.add("loadAvg15", loadAvg15);

  sendPacket(ret);
  signalFinished();
}

}
}
}