164 lines
4 KiB
C++
164 lines
4 KiB
C++
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// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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/*
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* Layer 4 and Service example, ping server.
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*
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* This ping service expects pings, sends pongs back.
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*
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* To run this program, ensure there is a file "ping_service.cfg"
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* containing the location of the naming service (NSHost, NSPort)
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* in the working directory. The naming service must be running.
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*/
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// We're using the NeL Service framework, and layer 5
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#include "nel/net/service.h"
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#include "nel/misc/time_nl.h"
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#include "nel/misc/displayer.h"
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using namespace std;
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using namespace NLNET;
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using namespace NLMISC;
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CFileDisplayer fd("pls.log");
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bool PingServiceUp = false;
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//
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TTime pingDate;
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void cbPong(CMessage &msgin, const std::string &serviceName, TServiceId sid)
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{
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nlassert (PingServiceUp);
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uint32 counter;
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msgin.serial( counter );
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TTime pingTime = CTime::getLocalTime()-pingDate;
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nlinfo("Received PONG %u (%u ms)", counter, pingTime);
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}
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void sendPing()
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{
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nlassert (PingServiceUp);
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pingDate = CTime::getLocalTime();
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uint32 counter = 0;
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CMessage msgout("PING");
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msgout.serial( counter );
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nlinfo( "Send PING 0");
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CUnifiedNetwork::getInstance()->send("PS", msgout);
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}
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//
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void cbPos(CMessage &msgin, const std::string &serviceName, TServiceId sid)
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{
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CMessage msgout("POS");
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CUnifiedNetwork::getInstance()->send("GPMS", msgout);
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nlinfo( "Received POS from %s, send POS to GPMS", serviceName.c_str());
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}
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void cbAckPos(CMessage &msgin, const std::string &serviceName, TServiceId sid)
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{
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nlinfo( "Received ACK_POS from %s", serviceName.c_str());
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}
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//
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void cbUpPS(const std::string &serviceName, TServiceId sid, void *arg)
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{
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nlinfo("Ping Service connecting");
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PingServiceUp = true;
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sendPing();
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}
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void cbDownPS(const std::string &serviceName, TServiceId sid, void *arg)
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{
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nlinfo("Ping Service disconnecting");
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}
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//
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void cbUpService(const std::string &serviceName, TServiceId sid, void *arg)
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{
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nlinfo("Service %s %d is up", serviceName.c_str(), sid.get());
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}
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void cbDownService(const std::string &serviceName, TServiceId sid, void *arg)
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{
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nlinfo("Service %s %d is down", serviceName.c_str(), sid.get());
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}
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/*
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* Callback array for messages received from a client
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*/
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TUnifiedCallbackItem CallbackArray[] =
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{
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{ "PONG", cbPong },
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{ "POS", cbPos },
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{ "ACK_POS", cbAckPos }
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};
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//
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class CPlayerService : public IService
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{
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public:
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bool update()
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{
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static TTime lastPing = CTime::getLocalTime();
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TTime ctime = CTime::getLocalTime();
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// check ping every 15 seconds
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if (ctime - lastPing > 15000)
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{
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if (PingServiceUp)
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sendPing();
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lastPing = ctime;
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}
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return true;
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}
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/*
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* Initialization
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*/
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void init()
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{
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DebugLog->addDisplayer (&fd);
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InfoLog->addDisplayer (&fd);
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WarningLog->addDisplayer (&fd);
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ErrorLog->addDisplayer (&fd);
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// Connect to the ping service
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CUnifiedNetwork *instance = CUnifiedNetwork::getInstance();
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instance->setServiceUpCallback("PS", cbUpPS, NULL);
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instance->setServiceDownCallback("PS", cbDownPS, NULL);
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instance->setServiceUpCallback("*", cbUpService, NULL);
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instance->setServiceDownCallback("*", cbDownService, NULL);
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}
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};
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/*
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* Declare a service with the class IService, the names "PS" (short) and "ping_service" (long).
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* The port is automatically allocated (0) and the main callback array is CallbackArray.
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*/
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NLNET_SERVICE_MAIN( CPlayerService, "PLS", "player_service", 0, CallbackArray, "", "" )
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