static void Main()
{
var serverAddres = IPAddress.Loopback;
var serverEndPoint = new IPEndPoint(serverAddres, ServerPort);
EndPoint emptyEndPoint = new IPEndPoint(IPAddress.None, ServerPort);
var client = new AsyncClientArgs(BufferSize);
var socket = new Socket(SocketType.Dgram, ProtocolType.Udp);
socket.ReceiveTimeout = 500;
Console.WriteLine("Enter the message for server");
string request;
do
{
Console.Write("> ");
request = Console.ReadLine();
client.UTF8Message = request;
socket.SendTo(client.Buffer, serverEndPoint);
try
{
socket.ReceiveFrom(client.Buffer, ref emptyEndPoint);
Console.WriteLine("< " + client.UTF8Message);
}
catch (SocketException ex)
{
Console.WriteLine("Error: " + ex.SocketErrorCode);
}
} while (!string.IsNullOrEmpty(request));
}
public void RequestResponse()
{
_server.Start();
var client = new AsyncClientArgs(BufferSize);
client.AcceptSocket = new Socket(SocketType.Dgram, ProtocolType.Udp);
for (var i = 0; i < 100; i++)
{
var message = "Request" + i;
client.UTF8Message = message;
client.AcceptSocket.SendTo(client.Buffer, _ipEndPoint);
client.UTF8Message = null;
client.AcceptSocket.ReceiveFrom(client.Buffer, ref _emptyEndPoint);
Assert.AreEqual(message, client.UTF8Message);
}
_server.Stop();
}
public void RequestResponse()
{
_server.Start();
var client = new AsyncClientArgs(BufferSize);
client.AcceptSocket = new Socket(SocketType.Dgram, ProtocolType.Udp);
for (var i = 0; i < 100; i++)
{
var message = "Request" + i;
client.UTF8Message = message;
client.AcceptSocket.SendTo(client.Buffer, _ipEndPoint);
client.UTF8Message = null;
client.AcceptSocket.ReceiveFrom(client.Buffer, ref _emptyEndPoint);
Assert.AreEqual(message, client.UTF8Message);
}
_server.Stop();
}
private void CloseClientConnection(AsyncClientArgs args)
{
try
{
args.AcceptSocket.Shutdown(SocketShutdown.Both);
}
catch (SocketException ex)
{
Log.Debug(ex.Message);
}
args.AcceptSocket.Close();
// освобождаем ресурс для следующего клиента
_clientPool.Release(args);
}
private void ProcessSend(AsyncClientArgs args)
{
if (args.SocketError == SocketError.Success)
{
Log.Debug("{0} < {1}", args.AcceptSocket.RemoteEndPoint, args.UTF8Message);
}
else
{
Log.Error("{0} < {1}", args.AcceptSocket.RemoteEndPoint, args.SocketError);
}
CloseClientConnection(args);
}
private void ProcessReceive(AsyncClientArgs args)
{
// если данные получены
if (args.SocketError == SocketError.Success)
{
if (args.BytesTransferred > 0)
{
var message = args.UTF8Message;
Log.Debug("{0} > {1}", args.AcceptSocket.RemoteEndPoint, message);
// передаем сообщение логическому серверу и получаем ответ
//message = LogicServer.GetResponse(message);
if (message == null)
{
CloseClientConnection(args);
return;
}
args.UTF8Message = message;
// посылаем сообщение обратно клиенту
if (!args.AcceptSocket.SendAsync(args))
ProcessSend(args);
}
else
{
// клиент закончил передачу сообщения
CloseClientConnection(args);
}
}
else
{
Log.Error("{0} > {1}", args.AcceptSocket.RemoteEndPoint, args.SocketError);
CloseClientConnection(args);
}
}