khanat-opennel-code/code/nel/samples/net/multi_shards/frontend_service.cpp

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2011-08-13 15:39:55 +00:00
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
/*
* multi shard example, front-end server.
*
* The goal of the example is to enable you to run 2 differents shards
* on the same computer with a login system.
*
* The naming service, admin executor service, login service, welcome service must be running.
*/
// We're using the NeL Service framework and layer 5.
#include "nel/misc/config_file.h"
#include "nel/net/callback_server.h"
#include "nel/net/service.h"
#include "nel/net/login_server.h"
using namespace std;
using namespace NLNET;
using namespace NLMISC;
/*
* Connection callback for a client
*/
void onConnectionClient (TSockId from, const CLoginCookie &cookie)
{
nlinfo ("The client with uniq Id %d is connected", cookie.getUserId ());
// store the user id in appId
from->setAppId (cookie.getUserId ());
}
/*
* Disonnection callback for a client
*/
void onDisconnectClient (TSockId from, void *arg)
{
nlinfo ("A client with uniq Id %d has disconnected", from->appId ());
// tell the login system that this client is disconnected
CLoginServer::clientDisconnected ((uint32) from->appId ());
}
/*
* CFrontEndService, based on IService
*/
class CFrontEndService : public IService
{
private:
/// The server on which the clients connect
CCallbackServer _FEServer;
public:
/*
* Initialization
*/
void init()
{
// create a special connection for client (using TCP on port 37373)
uint16 fesPort = 37373;
try
{
fesPort = IService::ConfigFile.getVar("FESPort").asInt();
}
catch ( EUnknownVar& )
{
}
_FEServer.init(fesPort);
// connect and identify this front end to the login system
CLoginServer::init (_FEServer, onConnectionClient);
//
_FEServer.setDisconnectionCallback(onDisconnectClient, NULL);
}
bool update()
{
_FEServer.update();
return true;
}
};
/*
* Declare a service with the class CFrontEndService, the names "FS" (short) and "frontend_service" (long).
* The port is dynamicaly find and there s no callback array.
*/
NLNET_SERVICE_MAIN (CFrontEndService, "FS", "frontend_service", 0, EmptyCallbackArray, "", "")