// --------------------------------------------------------------------- // 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); } } } }
// --------------------------------------------------------------------- // 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(); } } } }