private static async void OnPeerDiscovered(ShortGuid peeridentifier, Dictionary <ConnectionType, List <EndPoint> > endPoints)
{
var info = new EndPointInfo(Environment.MachineName);
var eps = endPoints[ConnectionType.UDP];//.Where(x=>((IPEndPoint)x).Port==7777);
var localEPs = Connection.AllExistingLocalListenEndPoints();
foreach (var value in eps)
{
var ip = value as IPEndPoint;
if (ip?.AddressFamily != AddressFamily.InterNetwork)
{
continue;
}
foreach (var localEP in localEPs[ConnectionType.UDP])
{
var lEp = (IPEndPoint)localEP;
if (lEp.AddressFamily != AddressFamily.InterNetwork)
{
continue;
}
if (!ip.Address.IsInSameSubnet(lEp.Address))
{
continue;
}
info.IP = lEp.Address.ToString();
info.Port = lEp.Port;
await info.Send(ip);
}
}
}
public static void Start()
{
if (_started)
{
return;
}
_started = true;
NetworkComms.DisableLogging();
var serializer = DPSManager.GetDataSerializer <ProtobufSerializer>();
NetworkComms.DefaultSendReceiveOptions = new SendReceiveOptions(serializer,
NetworkComms.DefaultSendReceiveOptions.DataProcessors, NetworkComms.DefaultSendReceiveOptions.Options);
PeerDiscovery.EnableDiscoverable(PeerDiscovery.DiscoveryMethod.UDPBroadcast);
NetworkComms.AppendGlobalIncomingPacketHandler <AndroidInfo>(AndroidInfo.GetHeader(), AndroidHandler.HandShakeHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <StudentInfoRequest>(StudentInfoRequest.GetHeader(), AndroidHandler.StudentInfoRequested);
NetworkComms.AppendGlobalIncomingPacketHandler <EndPointInfo>(EndPointInfo.GetHeader(), HandShakeHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <GetWork>(GetWork.GetHeader(), GetWorkHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <Login>(Login.GetHeader(), LoginHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <Logout>(Logout.GetHeader(), LogoutHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <SchedulesRequest>(SchedulesRequest.GetHeader(), AndroidHandler.ScheduleRequestHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <EnrollRequest>(EnrollRequest.GetHeader(), AndroidHandler.EnrollRequestHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <RegisterStudent>(RegisterStudent.GetHeader(), AndroidHandler.RegisterStudentHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <SaveWork>(SaveWork.GetHeader(), SaveWorkHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <GetCourses>(GetCourses.GetHeader(), AndroidHandler.GetCoursesHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <GetCoursesDesktop>(GetCoursesDesktop.GetHeader(), GetCoursesHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <Pong>(Pong.GetHeader(), PongHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <EnrollStudent>(EnrollStudent.GetHeader(), EnrollStudentHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <StartEnrollment>(StartEnrollment.GetHeader(), AndroidHandler.StartEnrollmentHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <AddSchedule>(AddSchedule.GetHeader(), AndroidHandler.AddScheduleHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <CommitEnrollment>(CommitEnrollment.GetHeader(), AndroidHandler.CommitEnrollmentHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <StatusRequest>(StatusRequest.GetHeader(), AndroidHandler.StatusRequestHandler);
NetworkComms.AppendGlobalIncomingPacketHandler <CancelEnrollment>(CancelEnrollment.GetHeader(), AndroidHandler.CancelEnrollmentHandler);
// try
// {
Connection.StartListening(ConnectionType.UDP, new IPEndPoint(IPAddress.Any, 0), true);
// }
// catch (Exception e)
// {
//
// }
}
public static async void HandShakeHandler(PacketHeader packetheader, Connection connection, EndPointInfo ep)
{
lock (_clientsLock)
_handshakeTasks.Enqueue(new Task(async() =>
{
//Get known client or create new one.
// Client client = null;
// lock (_clients)
// {
var client = Client.Cache.FirstOrDefault(x => x.IP == ep.IP);
if (client == null)
{
client = new Client()
{
IP = ep.IP
};
}
// }
client.Hostname = ep.Hostname;
client.Port = ep.Port;
client.LastHeartBeat = DateTime.Now;
var isNew = client.Id == 0;
await client.SaveAsync();
client.IsOnline = true;
StartPinger(client);
if (isNew)
{
TerminalLog.Add(client.Id, "Encoder terminal added.");
}
TerminalLog.Add(client.Id, "Terminal has connected.");
var localEPs = Connection.AllExistingLocalListenEndPoints();
var serverInfo = new ServerInfo(Environment.MachineName);
var ip = new IPEndPoint(IPAddress.Parse(ep.IP), ep.Port);
foreach (var localEP in localEPs[ConnectionType.UDP])
{
var lEp = localEP as IPEndPoint;
if (lEp == null)
{
continue;
}
if (lEp.AddressFamily != AddressFamily.InterNetwork)
{
continue;
}
if (!ip.Address.IsInSameSubnet(lEp.Address))
{
continue;
}
serverInfo.IP = lEp.Address.ToString();
serverInfo.Port = lEp.Port;
await serverInfo.Send(ip);
break;
}
await SendEncoderUpdates(Client.Cache.ToList());
await TaskEx.Delay(100);
}));
if (_handshakeTasksRunning)
{
return;
}
_handshakeTasksRunning = true;
await Task.Factory.StartNew(() =>
{
while (true)
{
Task task = null;
lock (_clientsLock)
{
if (_handshakeTasks.Count == 0)
{
break;
}
task = _handshakeTasks.Dequeue();
if (task == null)
{
continue;
}
task.Start();
task.Wait();
}
}
_handshakeTasksRunning = false;
});
}