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/*
* InformationManager.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 "InformationManager.h"
#include "Requests/DaemonListRequest.h"
#include <Common/Logger.h>
#include <Common/RequestManager.h>
namespace Mad {
namespace Client {
InformationManager InformationManager::informationManager;
void InformationManager::DaemonStateUpdateRequestHandler::handlePacket(const Common::XmlPacket &packet) {
if(packet.getType() != "UpdateHostState") {
Common::Logger::log(Common::Logger::ERROR, "Received an unexpected packet.");
Common::XmlPacket ret;
ret.setType("Error");
ret.add("ErrorCode", Net::Exception::UNEXPECTED_PACKET);
sendPacket(ret);
signalFinished()();
return;
}
// TODO Require authentication
{
boost::lock_guard<boost::mutex> lock(informationManager.mutex);
std::map<std::string, Common::HostInfo>::iterator host = informationManager.daemons.find(packet["name"]);
if(host != informationManager.daemons.end())
host->second.setState(packet["state"]);
else
Common::Logger::log(Common::Logger::WARNING, "Received a state update for an unknown host.");
}
Common::XmlPacket ret;
ret.setType("OK");
sendPacket(ret);
signalFinished()();
}
void InformationManager::doInit() {
Common::RequestManager::get()->registerPacketType<DaemonStateUpdateRequestHandler>("UpdateHostState");
}
void InformationManager::doDeinit() {
Common::RequestManager::get()->unregisterPacketType("UpdateHostState");
}
void InformationManager::updateDaemonList(Common::Connection *con) {
boost::lock_guard<boost::mutex> lock(mutex);
if(updating)
return;
Common::RequestManager::get()->sendRequest<Requests::DaemonListRequest>(con,
boost::bind(&InformationManager::daemonListRequestFinished, this, _1));
updating = true;
}
void InformationManager::daemonListRequestFinished(const Common::Request &request) {
boost::lock_guard<boost::mutex> lock(mutex);
try {
const Common::XmlPacket &packet = request.getResult();
const Common::XmlPacket::Element &hostInfo = packet["hosts"];
daemons.clear();
for(size_t i = 0; i < hostInfo.getSize(); ++i) {
Common::HostInfo info;
info.setName(hostInfo[i]["name"]);
info.setIP(hostInfo[i]["address"]);
info.setState(hostInfo[i]["state"]);
daemons.insert(std::make_pair(info.getName(), info));
}
}
catch(Net::Exception &e) {
Common::Logger::logf(Common::Logger::CRITICAL, "Host list request failed: %s", e.strerror().c_str());
}
updating = false;
updateCond.notify_all();
}
}
}
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