// ---------------------------------------------------------------------
// This is our client task
// It connects to the server, and then sends a request once per second
// It collects responses as they arrive, and it prints them out. We will
// run several client tasks in parallel, each with a different random ID.
public static void ClientTask()
{
using (var context = ZmqContext.Create())
{
using (ZmqSocket client = context.CreateSocket(SocketType.DEALER))
{
// Generate printable identity for the client
ZHelpers.SetID(client, Encoding.Unicode);
string identity = Encoding.Unicode.GetString(client.Identity);
client.Connect("tcp://localhost:5570");
client.ReceiveReady += (s, e) =>
{
var zmsg = new ZMessage(e.Socket);
Console.WriteLine("{0} : {1}", identity, zmsg.BodyToString());
};
int requestNumber = 0;
var poller = new Poller(new List<ZmqSocket> { client });
while (true)
{
// Tick once per second, pulling in arriving messages
for (int centitick = 0; centitick < 100; centitick++)
{
poller.Poll(TimeSpan.FromMilliseconds(10000));
}
var zmsg = new ZMessage("");
zmsg.StringToBody(String.Format("request: {0}", ++requestNumber));
zmsg.Send(client);
}
}
}
}
// ---------------------------------------------------------------------
// This is our client task
// It connects to the server, and then sends a request once per second
// It collects responses as they arrive, and it prints them out. We will
// run several client tasks in parallel, each with a different random ID.
public static void ClientTask()
{
using (var context = ZmqContext.Create())
{
using (ZmqSocket client = context.CreateSocket(SocketType.DEALER))
{
// Generate printable identity for the client
string identity = ZHelpers.SetID(client, Encoding.Unicode);
//client.Connect("tcp://localhost:5570");
string serviceRepoAddress = ConfigurationSettings.AppSettings["serviceRepoAddressZMQ"];
client.Connect(serviceRepoAddress);
client.ReceiveReady += (s, e) =>
{
var zmsg = new ZMessage(e.Socket);
Console.WriteLine("{0} : {1}", identity, zmsg.BodyToString());
};
int requestNumber = 0;
var poller = new Poller(new List<ZmqSocket> { client });
var zmsg2 = new ZMessage("");
JSONMessage jsonMess = new JSONMessage();
jsonMess.Service = "Klient";
jsonMess.Function = "RegisterService";
jsonMess.Parameters = new string[] { "Klient", "Location", "binding" };
string json = JsonConvert.SerializeObject(jsonMess);
zmsg2.StringToBody(json);
zmsg2.Send(client);
while (true)
{
// Tick once per second, pulling in arriving messages
for (int centitick = 0; centitick < 100; centitick++)
{
poller.Poll(TimeSpan.FromMilliseconds(10));
}
var zmsg = new ZMessage("");
jsonMess = new JSONMessage();
jsonMess.Service = "Klient";
jsonMess.Function = "GetServiceLocation";
jsonMess.Parameters = new string[] { "Klient", "binding" };
json = JsonConvert.SerializeObject(jsonMess);
zmsg.StringToBody(json);
zmsg.Send(client);
}
}
}
}
private static void WorkerTask()
{
using (var ctx = ZmqContext.Create())
{
using (var worker = ctx.CreateSocket(SocketType.REQ))
{
ZHelpers.SetID(worker, Encoding.Unicode);
worker.Connect("tcp://localhost:5556");
// Tell broker we're ready for work
worker.Send("READY", Encoding.Unicode);
while (true)
{
var zmsg = new ZMessage(worker);
Console.WriteLine("Worker: {0}", Encoding.Unicode.GetString(zmsg.Body));
zmsg.StringToBody("OK");
zmsg.Send(worker);
}
}
}
}
// ---------------------------------------------------------------------
// This is our server task
// It uses the multithreaded server model to deal requests out to a pool
// of workers and route replies back to clients. One worker can handle
// one request at a time but one client can talk to multiple workers at
// once.
private static void ServerTask()
{
var workers = new List<Thread>(5);
using (var context = ZmqContext.Create())
{
using (ZmqSocket frontend = context.CreateSocket(SocketType.ROUTER), backend = context.CreateSocket(SocketType.DEALER))
{
frontend.Bind("tcp://*:5570");
backend.Bind("inproc://backend");
for (int workerNumber = 0; workerNumber < 5; workerNumber++)
{
workers.Add(new Thread(ServerWorker));
workers[workerNumber].Start(context);
}
// Switch messages between frontend and backend
frontend.ReceiveReady += (s, e) =>
{
var zmsg = new ZMessage(e.Socket);
zmsg.Send(backend);
};
backend.ReceiveReady += (s, e) =>
{
var zmsg = new ZMessage(e.Socket);
string lol = zmsg.BodyToString();
JSONMessage m = JsonConvert.DeserializeObject<JSONMessage>(lol);
if (m.Function != null)
{
switch (m.Function)
{
case "RegisterService":
Console.WriteLine("ZEROMQ RegisterService: " + m.Parameters[0] + ";" + m.Parameters[1] + ";" + m.Parameters[2]);
m.ReponseString = "OK";
Repository.RegisterService(m.Parameters[0], m.Parameters[1], m.Parameters[2]);
break;
case "GetServiceLocation":
Console.WriteLine("ZEROMQ GetServiceLocation: " + m.Parameters[0] + ";" + m.Parameters[1]);
string locat = Repository.GetServiceLocation(m.Parameters[0], m.Parameters[1]);
m.ReponseString = locat;
break;
case "Alive":
Console.WriteLine("ZEROMQ Alive: " + ";" + m.Parameters[0] + m.Parameters[1]);
Repository.Alive(m.Parameters[0], m.Parameters[1]);
m.ReponseString = "OK";
break;
case "Unregister":
Console.WriteLine("ZEROMQ Unregister: " + ";" + m.Parameters[0] + m.Parameters[1]);
Repository.Unregister(m.Parameters[0], m.Parameters[1]);
m.ReponseString = "OK";
break;
default:
Console.WriteLine("Unknown: " + m.Function);
break;
}
}
m.Service = "IServiceRepository";
string json = JsonConvert.SerializeObject(m);
zmsg.StringToBody(json);
zmsg.Send(frontend);
};
var poller = new Poller(new List<ZmqSocket> { frontend, backend });
while (true)
{
poller.Poll();
}
}
}
}