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TrinityCore/src/server/shared/Networking/SocketMgr.h
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/*
* Copyright (C) 2008-2014 TrinityCore <http://www.trinitycore.org/>
*
* 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 2 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/>.
*/
#ifndef SocketMgr_h__
#define SocketMgr_h__
#include "AsyncAcceptor.h"
#include "Config.h"
#include "Errors.h"
#include "NetworkThread.h"
#include <boost/asio/ip/tcp.hpp>
#include <memory>
using boost::asio::ip::tcp;
template<class SocketType>
class SocketMgr
{
public:
virtual ~SocketMgr()
{
delete _acceptor;
delete[] _threads;
}
virtual bool StartNetwork(boost::asio::io_service& service, std::string const& bindIp, uint16 port)
{
_threadCount = sConfigMgr->GetIntDefault("Network.Threads", 1);
if (_threadCount <= 0)
{
TC_LOG_ERROR("misc", "Network.Threads is wrong in your config file");
return false;
}
_acceptor = new AsyncAcceptor(service, bindIp, port);
_threads = CreateThreads();
ASSERT(_threads);
for (int32 i = 0; i < _threadCount; ++i)
_threads[i].Start();
return true;
}
virtual void StopNetwork()
{
if (_threadCount != 0)
for (int32 i = 0; i < _threadCount; ++i)
_threads[i].Stop();
Wait();
}
void Wait()
{
if (_threadCount != 0)
for (int32 i = 0; i < _threadCount; ++i)
_threads[i].Wait();
}
virtual void OnSocketOpen(tcp::socket&& sock)
{
size_t min = 0;
for (int32 i = 1; i < _threadCount; ++i)
if (_threads[i].GetConnectionCount() < _threads[min].GetConnectionCount())
min = i;
try
{
std::shared_ptr<SocketType> newSocket = std::make_shared<SocketType>(std::move(sock));
newSocket->Start();
_threads[min].AddSocket(newSocket);
}
catch (boost::system::system_error const& err)
{
TC_LOG_INFO("network", "Failed to retrieve client's remote address %s", err.what());
}
}
int32 GetNetworkThreadCount() const { return _threadCount; }
protected:
SocketMgr() : _acceptor(nullptr), _threads(nullptr), _threadCount(1)
{
}
virtual NetworkThread<SocketType>* CreateThreads() const = 0;
AsyncAcceptor* _acceptor;
NetworkThread<SocketType>* _threads;
int32 _threadCount;
};
#endif // SocketMgr_h__