static void Main(string[] args)
{
List<IPEndPoint[]> registeredHosts = new List<IPEndPoint[]>();
NetPeerConfiguration config = new NetPeerConfiguration("masterserver");
config.SetMessageTypeEnabled(NetIncomingMessageType.UnconnectedData, true);
config.Port = CommonConstants.MasterServerPort;
NetPeer peer = new NetPeer(config);
peer.Start();
// keep going until ESCAPE is pressed
Console.WriteLine("Press ESC to quit");
while (!Console.KeyAvailable || Console.ReadKey().Key != ConsoleKey.Escape)
{
NetIncomingMessage msg;
while((msg = peer.ReadMessage()) != null)
{
switch (msg.MessageType)
{
case NetIncomingMessageType.UnconnectedData:
//
// We've received a message from a client or a host
//
// by design, the first byte always indicates action
switch ((MasterServerMessageType)msg.ReadByte())
{
case MasterServerMessageType.RegisterHost:
// It's a host wanting to register its presence
IPEndPoint[] eps = new IPEndPoint[]
{
msg.ReadIPEndpoint(), // internal
msg.SenderEndpoint // external
};
Console.WriteLine("Got registration for host " + eps[1]);
registeredHosts.Add(eps);
break;
case MasterServerMessageType.RequestHostList:
// It's a client wanting a list of registered hosts
Console.WriteLine("Sending list of " + registeredHosts.Count + " hosts to client " + msg.SenderEndpoint);
foreach (IPEndPoint[] ep in registeredHosts)
{
// send registered host to client
NetOutgoingMessage om = peer.CreateMessage();
om.Write(ep[0]);
om.Write(ep[1]);
peer.SendUnconnectedMessage(om, msg.SenderEndpoint);
}
break;
case MasterServerMessageType.RequestIntroduction:
// It's a client wanting to connect to a specific (external) host
IPEndPoint clientInternal = msg.ReadIPEndpoint();
IPEndPoint hostExternal = msg.ReadIPEndpoint();
string token = msg.ReadString();
Console.WriteLine(msg.SenderEndpoint + " requesting introduction to " + hostExternal + " (token " + token + ")");
// find in list
foreach (IPEndPoint[] elist in registeredHosts)
{
if (elist[1].Equals(hostExternal))
{
// found in list - introduce client and host to eachother
Console.WriteLine("Sending introduction...");
peer.Introduce(
elist[0], // host internal
elist[1], // host external
clientInternal, // client internal
msg.SenderEndpoint, // client external
token // request token
);
break;
}
}
break;
}
break;
case NetIncomingMessageType.DebugMessage:
case NetIncomingMessageType.VerboseDebugMessage:
case NetIncomingMessageType.WarningMessage:
case NetIncomingMessageType.ErrorMessage:
// print diagnostics message
Console.WriteLine(msg.ReadString());
break;
}
}
}
peer.Shutdown("shutting down");
}
static void Main(string[] args)
{
Console.WriteLine("Server Started");
Dictionary<IPEndPoint, AvailableGame> registeredHosts = new Dictionary<IPEndPoint, AvailableGame>();
NetPeerConfiguration config = new NetPeerConfiguration("masterserver");
config.SetMessageTypeEnabled(NetIncomingMessageType.UnconnectedData, true);
config.Port = 6000;
NetPeer peer = new NetPeer(config);
peer.Start();
// keep going until ESCAPE is pressed
Console.WriteLine("Press ESC to quit");
while (!Console.KeyAvailable || Console.ReadKey().Key != ConsoleKey.Escape)
{
System.Threading.Thread.Sleep(10);
NetIncomingMessage msg;
while ((msg = peer.ReadMessage()) != null)
{
switch (msg.MessageType)
{
case NetIncomingMessageType.UnconnectedData:
//
// We've received a message from a client or a host
//
// by design, the first byte always indicates action
switch (msg.ReadByte())
{
case 0: // register a new game
// currently only one game per host per router.
if (!registeredHosts.ContainsKey(msg.SenderEndpoint))
{
AvailableGame game = new AvailableGame();
game.Count = msg.ReadInt32();
game.GamerTag = msg.ReadString();
game.PrivateGamerSlots = msg.ReadInt32();
game.MaxGamers = msg.ReadInt32();
game.IsHost = msg.ReadBoolean();
game.InternalIP = msg.ReadIPEndpoint();
game.ExternalIP = msg.SenderEndpoint;
game.Game = msg.ReadString();
Console.WriteLine("Got registration for host " + game.ToString());
registeredHosts.Add(game.ExternalIP, game);
}
break;
case 1:
// It's a client wanting a list of registered hosts
Console.WriteLine("Sending list of " + registeredHosts.Count + " hosts to client " + msg.SenderEndpoint);
string appid = msg.ReadString();
foreach (AvailableGame g1 in registeredHosts.Values)
{
if (g1.Game == appid)
{
// send registered host to client
NetOutgoingMessage om = peer.CreateMessage();
om.Write(g1.Count);
om.Write(g1.GamerTag);
om.Write(g1.PrivateGamerSlots);
om.Write(g1.MaxGamers);
om.Write(g1.IsHost);
om.Write(g1.InternalIP);
om.Write(g1.ExternalIP);
peer.SendUnconnectedMessage(om, msg.SenderEndpoint);
}
}
break;
case 2:
// It's a client wanting to connect to a specific (external) host
IPEndPoint clientInternal = msg.ReadIPEndpoint();
IPEndPoint hostExternal = msg.ReadIPEndpoint();
string token = msg.ReadString();
Console.WriteLine(msg.SenderEndpoint + " requesting introduction to " + hostExternal + " (token " + token + ")");
// find in list
foreach (AvailableGame elist in registeredHosts.Values)
{
if (elist.ExternalIP.Equals(hostExternal))
{
// found in list - introduce client and host to eachother
Console.WriteLine("Sending introduction...");
peer.Introduce(
elist.InternalIP, // host internal
elist.ExternalIP, // host external
clientInternal, // client internal
msg.SenderEndpoint, // client external
token // request token
);
break;
}
}
break;
case 3:
if (registeredHosts.ContainsKey(msg.SenderEndpoint))
{
AvailableGame game = registeredHosts[msg.SenderEndpoint];
string tag = msg.ReadString();
string gamename = msg.ReadString();
if (game.GamerTag == tag)
{
Console.WriteLine("Remove for host " + game.ExternalIP.ToString());
registeredHosts.Remove(game.ExternalIP);
}
}
break;
case 4 :
if (registeredHosts.ContainsKey(msg.SenderEndpoint))
{
AvailableGame game = registeredHosts[msg.SenderEndpoint];
int count = msg.ReadInt32();
string tag = msg.ReadString();
if (game.GamerTag == tag)
{
Console.WriteLine("Update for host " + game.ExternalIP.ToString());
game.Count = count;
game.PrivateGamerSlots = msg.ReadInt32();
game.MaxGamers = msg.ReadInt32();
game.IsHost = msg.ReadBoolean();
game.InternalIP = msg.ReadIPEndpoint();
game.Game = msg.ReadString();
}
}
break;
}
break;
case NetIncomingMessageType.DebugMessage:
case NetIncomingMessageType.VerboseDebugMessage:
case NetIncomingMessageType.WarningMessage:
case NetIncomingMessageType.ErrorMessage:
// print diagnostics message
Console.WriteLine(msg.ReadString());
break;
}
}
}
peer.Shutdown("shutting down");
}
