/// <summary>
/// host request port from client
/// </summary>
private void ProcessMessage(ulong remoteUser, SteamP2PRequestPrepareProxy cmd)
{
DisposeExistingProxies();
p2pProxies[remoteUser] = new SteamP2PPortProxy(cmd.Channel, new CSteamID(remoteUser), SteamP2PPortProxy.GetFreeUdpPort());
SendSteamMessage(remoteUser, new SteamP2PConfirmCreateProxy()
{
Channel = cmd.Channel
});
}
/// <summary>
/// client sends port to host
/// </summary>
private void ProcessMessage(ulong remoteUser, SteamP2PConfirmCreateProxy cmd)
{
p2pProxies[remoteUser] = new SteamP2PPortProxy(cmd.Channel, new CSteamID(remoteUser), gameHostUdpPort);
}
/// <summary>
/// chobby request p2p game to be created
/// </summary>
public void PrepareToHostP2PGame(SteamHostGameRequest request)
{
// clear old listeners
DisposeExistingProxies();
gameHostUdpPort = SteamP2PPortProxy.GetFreeUdpPort();
// send channel numbers to players
foreach (var player in request.Players)
{
ulong playerSteamID;
ulong.TryParse(player.SteamID, out playerSteamID);
p2pProxies[playerSteamID] = null;
SendSteamMessage(playerSteamID, new SteamP2PRequestPrepareProxy()
{
Channel = steamChannelCounter++
});
}
// wait for response
var startWait = DateTime.UtcNow;
Task.Factory.StartNew(() =>
{
// wait 30s for all clients to respond
while (p2pProxies.Any(x => x.Value == null))
{
if (DateTime.UtcNow.Subtract(startWait).TotalSeconds > 30)
{
Listener.SendCommand(new SteamHostGameFailed()
{
CausedBySteamID = p2pProxies.Where(x => x.Value == null).Select(x => x.Key).FirstOrDefault().ToString(),
Reason = "Client didn't send his confirmation"
});
}
Task.Delay(100);
}
// send command to start spring to all clients
foreach (var cli in p2pProxies)
{
var player = request.Players.First(x => x.SteamID == cli.Key.ToString());
// tell clients to connect to server's external port/IP
SendSteamMessage(cli.Key,
new SteamP2PDirectConnectRequest()
{
Name = player.Name,
Engine = request.Engine,
Game = request.Game,
Map = request.Map,
ScriptPassword = player.ScriptPassword
});
}
// send command to start spring to self
Listener.SendCommand(new SteamHostGameSuccess()
{
HostPort = gameHostUdpPort
});
});
}