public void HandleConnect(UdpContext context)
{
var peer = context.GetData <PeerInfo>() !;
var remote = context.RemoteEndPoint;
var peers = context.Peers;
foreach (var item in peers)
{
if ((DateTime.UtcNow - item.Value.CreateTime).TotalSeconds > 10)
{
peers.TryRemove(item);
}
}
peers[peer.Id] = peer;
peer.OuterEP = PeerEP.ParsePeerEPFromIPEP(remote);
_logger.LogInformation($"receive peer {peer.Id} from {peer.OuterEP.ToIPEP()}");
var sendbytes = MessagePackSerializer.Serialize(peers);
server.msgs.Enqueue(new UdpMsg
{
Data = sendbytes,
Ep = remote
});
}
public async void ConnectHandShake(UdpContext context)
{
var data = context.GetData <ConnectHandshakeDto>();
var ep = data.Ep;
data.Info.OuterEP = PeerEP.ParsePeerEPFromIPEP(context.RemoteEndPoint);
server.connectionDic[data.Info.OuterEP] = (ep, DateTime.UtcNow);
await P2PServer.SendDataReliableAsync((int)CallMethods.PeerConnectionRequest, data.Info,
ep.ToIPEP(), server.ackTasks, server.msgs, server.timeoutData);
_logger.LogInformation("send handshake data");
}
public void TestIllegalConnectionHandshake()
{
var moq = new Mock <P2PServer>(() => new P2PServer(5500));
moq.Setup(s => s.StartSendTask()).Returns(Task.CompletedTask);
var obj = moq.Object;
var msgs = obj.msgs;
var handler = new ServerHandlers(obj, new Logger <ServerHandlers>(LoggerFactory.Create(b => b.AddConsole())));
var bytes = P2PServer.CreateUdpRequestBuffer(0, Guid.Empty, new ConnectionReplyDto
{
Acc = true,
Ep = PeerEP.ParsePeerEPFromIPEP(new System.Net.IPEndPoint(100, 100))
});
handler.HolePunchRequest(new UdpContext(bytes.AsMemory()[20..].ToArray(), new(),
public void HolePunchRequest(UdpContext context)
{
var reply = context.GetData <ConnectionReplyDto>() !;
var ep = reply.Ep;
var rep = PeerEP.ParsePeerEPFromIPEP(context.RemoteEndPoint);
_logger.LogInformation("handshake reply get");
var c = server.connectionDic.TryRemove(ep, out var t);
if (c && t.Item1 == rep)
{
_ = P2PServer.SendDataReliableAsync((int)CallMethods.ConnectionRequestCallback, reply.Acc,
ep.ToIPEP(), server.ackTasks, server.msgs, server.timeoutData).AsTask();
if (reply.Acc)
{
_ = P2PServer.SendDataReliableAsync((int)CallMethods.StartPunching, "",
ep.ToIPEP(), server.ackTasks, server.msgs, server.timeoutData).AsTask();
_ = P2PServer.SendDataReliableAsync((int)CallMethods.StartPunching, "",
rep.ToIPEP(), server.ackTasks, server.msgs, server.timeoutData).AsTask();
}
}
}