protected void Dispose(bool disposing)
{
if (disposing)
{
if (Identity != null)
{
Identity.Dispose();
Identity = null;
}
}
}
public static byte[] Receive(this ZSocket socket)
{
ZFrame frame = null;
try
{
frame = socket.ReceiveFrame(out ZError error);
Assert.AreEqual(ZError.None, error);
return(frame.Read());
}
finally
{
frame?.Dispose();
}
}
public static void FLServer3(IDictionary <string, string> dict, string[] args)
{
//
// Freelance server - Model 3
// Uses an ROUTER/ROUTER socket but just one thread
//
// Author: metadings
//
// Prepare server socket with predictable identity
string bind_endpoint = "tcp://*:5555";
string connect_endpoint = "tcp://127.0.0.1:5555";
using (var context = new ZContext())
using (var server = new ZSocket(context, ZSocketType.ROUTER))
{
Console.CancelKeyPress += (s, ea) =>
{
ea.Cancel = true;
context.Shutdown();
};
server.IdentityString = connect_endpoint;
server.Bind(bind_endpoint);
Console.WriteLine("I: service is ready as {0}", bind_endpoint);
ZError error;
ZMessage request;
while (true)
{
if (null == (request = server.ReceiveMessage(out error)))
{
if (error == ZError.ETERM)
{
break; // Interrupted
}
throw new ZException(error);
}
using (var response = new ZMessage())
{
ZFrame identity;
using (request)
{
if (Verbose)
{
Console_WriteZMessage(request, "Receiving");
}
// Frame 0: identity of client
// Frame 1: PING, or client control frame
// Frame 2: request body
identity = request.Pop();
ZFrame control = request.Pop();
string controlMessage = control.ReadString();
if (controlMessage == "PING")
{
control.Dispose();
response.Add(new ZFrame("PONG"));
}
else
{
response.Add(control);
response.Add(new ZFrame("OK"));
}
}
response.Prepend(identity);
if (Verbose)
{
Console_WriteZMessage(response, "Sending ");
}
if (!server.Send(response, out error))
{
if (error == ZError.ETERM)
{
break; // Interrupted
}
throw new ZException(error);
}
}
}
if (error == ZError.ETERM)
{
Console.WriteLine("W: interrupted");
}
}
}
