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/*
* This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
*
* 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/>.
*/
#include "WorldSocketMgr.h"
#include "Config.h"
#include "NetworkThread.h"
#include "ScriptMgr.h"
#include "WorldSocket.h"
#include <boost/system/error_code.hpp>
class WorldSocketThread : public Trinity::Net::NetworkThread<WorldSocket>
{
public:
void SocketAdded(std::shared_ptr<WorldSocket> const& sock) override
{
sock->SetSendBufferSize(sWorldSocketMgr.GetApplicationSendBufferSize());
sScriptMgr->OnSocketOpen(sock);
}
void SocketRemoved(std::shared_ptr<WorldSocket>const& sock) override
{
sScriptMgr->OnSocketClose(sock);
}
};
WorldSocketMgr::WorldSocketMgr() : BaseSocketMgr(), _socketSystemSendBufferSize(-1), _socketApplicationSendBufferSize(65536), _tcpNoDelay(true)
{
}
WorldSocketMgr::~WorldSocketMgr() = default;
WorldSocketMgr& WorldSocketMgr::Instance()
{
static WorldSocketMgr instance;
return instance;
}
bool WorldSocketMgr::StartNetwork(Trinity::Asio::IoContext& ioContext, std::string const& bindIp, uint16 port, int threadCount)
{
_tcpNoDelay = sConfigMgr->GetBoolDefault("Network.TcpNodelay", true);
int const max_connections = TRINITY_MAX_LISTEN_CONNECTIONS;
TC_LOG_DEBUG("misc", "Max allowed socket connections {}", max_connections);
// -1 means use default
_socketSystemSendBufferSize = sConfigMgr->GetIntDefault("Network.OutKBuff", -1);
_socketApplicationSendBufferSize = sConfigMgr->GetIntDefault("Network.OutUBuff", 65536);
if (_socketApplicationSendBufferSize <= 0)
{
TC_LOG_ERROR("misc", "Network.OutUBuff is wrong in your config file");
return false;
}
if (!BaseSocketMgr::StartNetwork(ioContext, bindIp, port, threadCount))
return false;
_acceptor->AsyncAccept([this](Trinity::Net::IoContextTcpSocket&& sock, uint32 threadIndex)
{
OnSocketOpen(std::move(sock), threadIndex);
});
sScriptMgr->OnNetworkStart();
return true;
}
void WorldSocketMgr::StopNetwork()
{
BaseSocketMgr::StopNetwork();
sScriptMgr->OnNetworkStop();
}
void WorldSocketMgr::OnSocketOpen(Trinity::Net::IoContextTcpSocket&& sock, uint32 threadIndex)
{
// set some options here
if (_socketSystemSendBufferSize >= 0)
{
boost::system::error_code err;
sock.set_option(boost::asio::socket_base::send_buffer_size(_socketSystemSendBufferSize), err);
if (err && err != boost::system::errc::not_supported)
{
TC_LOG_ERROR("misc", "WorldSocketMgr::OnSocketOpen sock.set_option(boost::asio::socket_base::send_buffer_size) err = {}", err.message());
return;
}
}
// Set TCP_NODELAY.
if (_tcpNoDelay)
{
boost::system::error_code err;
sock.set_option(boost::asio::ip::tcp::no_delay(true), err);
if (err)
{
TC_LOG_ERROR("misc", "WorldSocketMgr::OnSocketOpen sock.set_option(boost::asio::ip::tcp::no_delay) err = {}", err.message());
return;
}
}
BaseSocketMgr::OnSocketOpen(std::move(sock), threadIndex);
}
Trinity::Net::NetworkThread<WorldSocket>* WorldSocketMgr::CreateThreads() const
{
return new WorldSocketThread[GetNetworkThreadCount()];
}
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