/// <summary>
/// Initializes a new instance of the <see cref="ForwarderDevice"/> class.
/// </summary>
/// <param name="context">The <see cref="NetMQContext"/> to use when creating the sockets.</param>
/// <param name="poller">The <see cref="Poller"/> to use.</param>
/// <param name="frontendBindAddress">The endpoint used to bind the frontend socket.</param>
/// <param name="backendBindAddress">The endpoint used to bind the backend socket.</param>
/// <param name="mode">The <see cref="DeviceMode"/> for the device.</param>
public ForwarderDevice(NetMQContext context, Poller poller, string frontendBindAddress, string backendBindAddress,
DeviceMode mode = DeviceMode.Threaded)
: base(poller, context.CreateSubscriberSocket(), context.CreatePublisherSocket(), mode)
{
FrontendSetup.Bind(frontendBindAddress);
BackendSetup.Bind(backendBindAddress);
}
/// <summary>
/// Initializes a new instance of the <see cref="QueueDevice"/> class.
/// </summary>
/// <param name="context">The <see cref="NetMQContext"/> to use when creating the sockets.</param>
/// <param name="poller">The <see cref="Poller"/> to use.</param>
/// <param name="frontendBindAddress">The endpoint used to bind the frontend socket.</param>
/// <param name="backendBindAddress">The endpoint used to bind the backend socket.</param>
/// <param name="mode">The <see cref="DeviceMode"/> for the device.</param>
public QueueDevice(NetMQContext context, Poller poller, string frontendBindAddress, string backendBindAddress,
DeviceMode mode = DeviceMode.Threaded)
: base(poller, context.CreateRouterSocket(), context.CreateDealerSocket(), mode)
{
FrontendSetup.Bind(frontendBindAddress);
BackendSetup.Bind(backendBindAddress);
}
/// <summary>
/// Initializes a new instance of the <see cref="StreamerDevice"/> class.
/// </summary>
/// <param name="context">The <see cref="NetMQContext"/> to use when creating the sockets.</param>
/// <param name="poller">The <see cref="Poller"/> to use.</param>
/// <param name="frontendBindAddress">The endpoint used to bind the frontend socket.</param>
/// <param name="backendBindAddress">The endpoint used to bind the backend socket.</param>
/// <param name="mode">The <see cref="DeviceMode"/> for the device.</param>
public StreamerDevice(NetMQContext context, Poller poller, string frontendBindAddress, string backendBindAddress,
DeviceMode mode = DeviceMode.Threaded)
: base(poller, context.CreatePullSocket(), context.CreatePushSocket(), mode)
{
FrontendSetup.Bind(frontendBindAddress);
BackendSetup.Bind(backendBindAddress);
}
public NetMQScaleoutMessageBus(IDependencyResolver resolver, NetMQScaleoutConfiguration configuration)
: base(resolver, configuration)
{
_configuration = configuration;
_context = NetMQContext.Create();
var traceManager = resolver.Resolve<ITraceManager>();
_trace = traceManager["SignalR." + typeof(NetMQScaleoutMessageBus).Name];
SetupPublisher();
ThreadPool.QueueUserWorkItem(Subscribe);
}
protected WSSocket(NetMQContext context, IShimHandler<int> shimHandler )
{
int id = Interlocked.Increment(ref s_id);
m_context = context;
m_messagesPipe = context.CreatePairSocket();
m_messagesPipe.Bind(string.Format("inproc://wsrouter-{0}", id));
m_messagesPipe.ReceiveReady += OnMessagePipeReceiveReady;
m_actor = new Actor<int>(context, shimHandler, id);
m_messagesPipe.WaitForSignal();
}
//!
//! sender function, sending messages in sendMessageQueue to server (executed in separate thread)
//!
public void publisher()
{
//create NetMQ context
NetMQContext ctx = NetMQContext.Create();
NetMQ.Sockets.PublisherSocket sender = ctx.CreatePublisherSocket();
sender.Connect("tcp://" + VPETSettings.Instance.serverIP + ":5557");
while (isRunning)
{
if (sendMessageQueue.Count > 0)
{
// Debug.Log("Publisher: " + sendMessageQueue[0] as string);
sender.Send("client " + sendMessageQueue[0] as string);
sendMessageQueue.RemoveAt(0);
}
}
sender.Disconnect("tcp://" + VPETSettings.Instance.serverIP + ":5557");
sender.Close();
}
static void Main(string[] args)
{
using (var ctx = NetMQContext.Create())
{
using (var client = ctx.CreateRequestSocket())
{
client.Connect(CLIENT_ENDPOINT);
for (var i = 0; i < 10; i++)
{
var msg = new NetMQMessage();
msg.Append("Message_" + i);
client.SendMessage(msg);
Console.WriteLine("Sent Message {0}", msg.Last.ConvertToString());
var response = client.ReceiveMessage();
Console.WriteLine("Received Message {0}", response.Last.ConvertToString());
}
Console.ReadKey();
}
}
}
public void Run()
{
Task.Run(() =>
{
using (NetMQContext ctx = NetMQContext.Create())
{
using (var client = ctx.CreateRequestSocket())
{
client.Connect("tcp://127.0.0.1:5556");
while (true)
{
client.Send(string.Format("Hello from client {0}", clientName));
string fromServerMessage = client.ReceiveString();
Console.WriteLine("From Server: {0} running on ThreadId : {1}",
fromServerMessage, Thread.CurrentThread.ManagedThreadId);
Thread.Sleep(5000);
}
}
}
});
}
public void SimplePubSub()
{
using (var context = NetMQContext.Create())
using (var pub = context.CreatePublisherSocket())
using (var sub = context.CreateSubscriberSocket())
{
var port = pub.BindRandomPort("tcp://127.0.0.1");
sub.Connect("tcp://127.0.0.1:" + port);
sub.Subscribe("");
// let the subscriber connect to the publisher before sending a message
Thread.Sleep(500);
// Send the topic only
pub.SendFrame("A");
CollectionAssert.AreEqual(
new[] { "A" },
sub.ReceiveMultipartStrings());
}
}
public void TwoTimers()
{
using (NetMQContext contex = NetMQContext.Create())
using (Poller poller = new Poller())
{
int count = 0;
NetMQTimer timer = new NetMQTimer(TimeSpan.FromMilliseconds(50));
NetMQTimer timer2 = new NetMQTimer(TimeSpan.FromMilliseconds(24));
timer.Elapsed += (a, s) =>
{
count++;
if (count == 3)
{
timer.Enable = false;
timer2.Enable = false;
}
};
poller.AddTimer(timer);
int count2 = 0;
timer2.Elapsed += (s, a) => { count2++; };
poller.AddTimer(timer2);
Task.Factory.StartNew(poller.Start);
Thread.Sleep(300);
poller.Stop();
Assert.AreEqual(3, count);
Assert.AreEqual(6, count2);
}
}
public void RouterDealerMessaging()
{
using (NetMQContext context = NetMQContext.Create())
{
using (var server = context.CreateRouterSocket())
{
server.Bind("tcp://127.0.0.1:5555");
using (var client = context.CreateDealerSocket())
{
client.Connect("tcp://127.0.0.1:5555");
NetMQMessage clientOutgoingMessage = new NetMQMessage();
clientOutgoingMessage.Append("Hello");
client.SendMessage(clientOutgoingMessage);
NetMQMessage serverIncomingMessage = server.ReceiveMessage();
// number of frames should be one because first message should be identity of client
Assert.AreEqual(2, serverIncomingMessage.FrameCount);
Assert.AreEqual("Hello", serverIncomingMessage[1].ConvertToString());
NetMQMessage serverOutgoingMessage = new NetMQMessage();
// first adding the identity
serverOutgoingMessage.Append(serverIncomingMessage[0]);
serverOutgoingMessage.Append("World");
server.SendMessage(serverOutgoingMessage);
NetMQMessage incomingClientMessage = new NetMQMessage();
client.ReceiveMessage(incomingClientMessage);
Assert.AreEqual(1, incomingClientMessage.FrameCount);
Assert.AreEqual("World", incomingClientMessage[0].ConvertToString());
}
}
}
}
/// <summary>
/// Start the processes and monitor them
/// </summary>
private void Master()
{
using (var context = NetMQContext.Create())
{
}
//// Start processes
var processPath = AppDomain.CurrentDomain.BaseDirectory;
var workerPath = Path.Combine(processPath, "MultiProcessing.Scratch.FirstWorker.exe");
var firstWorker = StartProcess(workerPath);
var loggerPath = Path.Combine(processPath, "MultiProcessing.Scratch.Logger.exe");
var logger = StartProcess(loggerPath);
var processes = new Dictionary <Process, string>
{
{ firstWorker, workerPath },
{ logger, loggerPath }
};
//// Wait for exit
while (!this.exit)
{
var processList = processes.Keys.ToList();
foreach (var process in processList)
{
if (process.HasExited)
{
var newProcess = StartProcess(processes[process]);
processes[newProcess] = processes[process];
processes.Remove(process);
}
}
Thread.Sleep(1);
}
//// Kill the processes
foreach (var processKey in processes.Keys)
{
processKey.Kill();
}
}
public void SetPgmSettings()
{
const int MegaBit = 1024;
const int MegaByte = 1024;
using (NetMQContext context = NetMQContext.Create())
{
using (var pub = context.CreatePublisherSocket())
{
pub.Options.MulticastHops = 2;
pub.Options.MulticastRate = 40 * MegaBit; // 40 megabit
pub.Options.MulticastRecoveryInterval = TimeSpan.FromMinutes(10);
pub.Options.SendBuffer = MegaByte * 10; // 10 megabyte
pub.Connect("pgm://224.0.0.1:5555");
using (var sub = context.CreateSubscriberSocket())
{
sub.Options.ReceivevBuffer = MegaByte * 10;
sub.Bind("pgm://224.0.0.1:5555");
sub.Subscribe("");
pub.Send("Hi");
bool more;
string message = sub.ReceiveString(out more);
Assert.IsFalse(more);
Assert.AreEqual("Hi", message);
Assert.AreEqual(2, pub.Options.MulticastHops);
Assert.AreEqual(40 * MegaBit, pub.Options.MulticastRate);
Assert.AreEqual(TimeSpan.FromMinutes(10), pub.Options.MulticastRecoveryInterval);
Assert.AreEqual(MegaByte * 10, pub.Options.SendBuffer);
Assert.AreEqual(MegaByte * 10, sub.Options.ReceivevBuffer);
}
}
}
}
public void HasInTest()
{
using (NetMQContext context = NetMQContext.Create())
{
using (NetMQSocket server = context.CreateRouterSocket())
{
server.Bind("tcp://*:5557");
// no one sent a message so it should be fasle
Assert.IsFalse(server.HasIn);
using (NetMQSocket client = context.CreateDealerSocket())
{
client.Connect("tcp://localhost:5557");
// wait for the client to connect
Thread.Sleep(100);
// now we have one client connected but didn't send a message yet
Assert.IsFalse(server.HasIn);
client.Send("1");
// wait for the message to arrive
Thread.Sleep(100);
// the has in should indicate a message is ready
Assert.IsTrue(server.HasIn);
byte[] identity = server.Receive();
string message = server.ReceiveString();
Assert.AreEqual(message, "1");
// we read the message, it should false again
Assert.IsFalse(server.HasIn);
}
}
}
}
public void MultipleLargeMessages()
{
byte[] largeMessage = new byte[12000];
for (int i = 0; i < 12000; i++)
{
largeMessage[i] = (byte)(i % 256);
}
using (NetMQContext context = NetMQContext.Create())
{
using (NetMQSocket pubSocket = context.CreatePublisherSocket())
{
pubSocket.Bind("tcp://127.0.0.1:5558");
using (NetMQSocket subSocket = context.CreateSubscriberSocket())
{
subSocket.Connect("tcp://127.0.0.1:5558");
subSocket.Subscribe("");
Thread.Sleep(1000);
pubSocket.Send("");
subSocket.Receive();
for (int i = 0; i < 100; i++)
{
pubSocket.Send(largeMessage);
byte[] recvMesage = subSocket.Receive();
for (int j = 0; j < 12000; j++)
{
Assert.AreEqual(largeMessage[j], recvMesage[j]);
}
}
}
}
}
}
public static void Main()
{
int count = 10000000;
using (NetMQContext context = NetMQContext.Create())
{
NetMQQueue <int> queue = new NetMQQueue <int>(context);
var task = Task.Factory.StartNew(() =>
{
queue.Dequeue();
Stopwatch stopwatch = Stopwatch.StartNew();
for (int i = 0; i < count; i++)
{
queue.Dequeue();
}
stopwatch.Stop();
Console.WriteLine("Dequeueing items per second: {0:N0}", count / stopwatch.Elapsed.TotalSeconds);
});
queue.Enqueue(-1);
Stopwatch writeStopwatch = Stopwatch.StartNew();
for (int i = 0; i < count; i++)
{
queue.Enqueue(i);
}
writeStopwatch.Stop();
Console.WriteLine("Enqueueing items per second: {0:N0}", count / writeStopwatch.Elapsed.TotalSeconds);
task.Wait();
}
}
public void Disconnect(string protocol)
{
using (var context = NetMQContext.Create())
{
using (var server1 = context.CreateDealerSocket())
{
using (var server2 = context.CreateDealerSocket())
{
using (var client = context.CreateDealerSocket())
{
server1.Bind(protocol + "://localhost:55502");
server2.Bind(protocol + "://localhost:55503");
client.Connect(protocol + "://localhost:55502");
client.Connect(protocol + "://localhost:55503");
Thread.Sleep(100);
// we shoud be connected to both server
client.Send("1");
client.Send("2");
// make sure client is connected to both servers
server1.ReceiveString();
server2.ReceiveString();
// disconnect from server2, server 1 should receive all messages
client.Disconnect(protocol + "://localhost:55503");
Thread.Sleep(100);
client.Send("1");
client.Send("2");
server1.ReceiveString();
server1.ReceiveString();
}
}
}
}
}
public void Monitoring()
{
using (var context = NetMQContext.Create())
using (var rep = context.CreateResponseSocket())
using (var req = context.CreateRequestSocket())
using (var monitor = new NetMQMonitor(context, rep, "inproc://rep.inproc", SocketEvent.Accepted | SocketEvent.Listening))
{
bool listening = false;
bool accepted = false;
monitor.Accepted += (s, a) => { accepted = true; };
monitor.Listening += (s, a) => { listening = true; };
monitor.Timeout = TimeSpan.FromMilliseconds(100);
var pollerTask = Task.Factory.StartNew(monitor.Start);
var port = rep.BindRandomPort("tcp://127.0.0.1");
req.Connect("tcp://127.0.0.1:" + port);
req.Send("a");
rep.SkipFrame();
rep.Send("b");
req.SkipFrame();
Thread.Sleep(200);
Assert.IsTrue(listening);
Assert.IsTrue(accepted);
monitor.Stop();
Thread.Sleep(200);
Assert.IsTrue(pollerTask.IsCompleted);
}
}
public void ASubscriberSocketThatGetDisconnectedBlocksItsContextFromBeingDisposed()
{
// NOTE two contexts here
using (var subContext = NetMQContext.Create())
using (var pubContext = NetMQContext.Create())
using (var pub = pubContext.CreatePublisherSocket())
using (var sub = subContext.CreateSubscriberSocket())
{
pub.Options.Linger = TimeSpan.FromSeconds(0);
pub.Options.SendTimeout = TimeSpan.FromSeconds(2);
sub.Options.Linger = TimeSpan.FromSeconds(0);
sub.Connect("tcp://localhost:12345");
sub.Subscribe("");
// Thread.Sleep(1000);
pub.Bind("tcp://localhost:12345");
// NOTE the test fails if you remove this sleep
Thread.Sleep(1000);
for (var i = 0; i < 100; i++)
{
var sent = "msg-" + i;
pub.Send(sent);
string received;
Assert.IsTrue(sub.TryReceiveFrameString(TimeSpan.FromMilliseconds(100), out received));
Assert.AreEqual(sent, received);
}
pub.Close();
// Thread.Sleep(1000);
}
}
public void ControlSocketObservedMessages()
{
using (var context = NetMQContext.Create())
using (var front = context.CreateRouterSocket())
using (var back = context.CreateDealerSocket())
using (var controlPush = context.CreatePushSocket())
using (var controlPull = context.CreatePullSocket())
{
front.Bind("inproc://frontend");
back.Bind("inproc://backend");
controlPush.Bind("inproc://control");
controlPull.Connect("inproc://control");
var proxy = new Proxy(front, back, controlPush);
Task.Factory.StartNew(proxy.Start);
using (var client = context.CreateRequestSocket())
using (var server = context.CreateResponseSocket())
{
client.Connect("inproc://frontend");
server.Connect("inproc://backend");
client.SendFrame("hello");
Assert.AreEqual("hello", server.ReceiveFrameString());
server.SendFrame("reply");
Assert.AreEqual("reply", client.ReceiveFrameString());
}
Assert.IsNotNull(controlPull.ReceiveFrameBytes()); // receive identity
Assert.IsEmpty(controlPull.ReceiveFrameString()); // pull terminator
Assert.AreEqual("hello", controlPull.ReceiveFrameString());
Assert.IsNotNull(controlPull.ReceiveFrameBytes()); // receive identity
Assert.IsEmpty(controlPull.ReceiveFrameString()); // pull terminator
Assert.AreEqual("reply", controlPull.ReceiveFrameString());
proxy.Stop();
}
}
public void TwoTimers()
{
using (NetMQContext contex = NetMQContext.Create())
using (Poller poller = new Poller())
{
int count = 0;
NetMQTimer timer = new NetMQTimer(TimeSpan.FromMilliseconds(52));
NetMQTimer timer2 = new NetMQTimer(TimeSpan.FromMilliseconds(24));
timer.Elapsed += (a, s) =>
{
count++;
if (count == 3)
{
timer.Enable = false;
timer2.Enable = false;
}
};
poller.AddTimer(timer);
int count2 = 0;
timer2.Elapsed += (s, a) => { count2++; };
poller.AddTimer(timer2);
poller.PollTillCancelledNonBlocking();
Thread.Sleep(300);
poller.CancelAndJoin();
Assert.AreEqual(3, count);
Assert.AreEqual(6, count2);
}
}
public void SendingTwoRequestsInaRow()
{
using (NetMQContext ctx = NetMQContext.Create())
{
using (var rep = ctx.CreateResponseSocket())
{
rep.Bind("tcp://localhost:5002");
using (var req = ctx.CreateRequestSocket())
{
req.Connect("tcp://localhost:5002");
req.Send("Hi");
bool more;
rep.Receive(out more);
var ex = Assert.Throws <FiniteStateMachineException>(() => req.Send("Hi2"));
}
}
}
}
private static void Main()
{
using (var context = NetMQContext.Create())
using (var response = context.CreateResponseSocket())
{
string address = GetComputerLanIP();
if (!string.IsNullOrEmpty(address))
{
Console.WriteLine("Binding tcp://{0}:{1}", address, PortNumber);
response.Bind(string.Format("tcp://{0}:{1}", address, PortNumber));
while (true)
{
bool hasMore;
string msg = response.ReceiveFrameString(out hasMore);
if (string.IsNullOrEmpty(msg))
{
Console.WriteLine("No msg received.");
break;
}
Console.WriteLine("Msg received! {0}", msg);
response.Send(msg, false, hasMore);
Thread.Sleep(1000);
}
response.Options.Linger = TimeSpan.Zero;
}
else
{
Console.WriteLine("Wrong IP address");
}
Console.WriteLine("Press any key to exit...");
Console.ReadKey();
}
}
void Start()
{
PseudoRandom rand = PseudoRandom.getInstance();
ThreadPool.QueueUserWorkItem((obj) => {
using (var context = NetMQContext.Create())
using (pubSocket = context.CreatePublisherSocket()) {
ConsoleEx.DebugLog("Publisher socket binding...", ConsoleEx.RED);
pubSocket.Options.SendHighWatermark = 1000;
pubSocket.Bind("tcp://*:52323");
for (var i = 0; i < 50; i++)
{
if (quite)
{
break;
}
var randomizedTopic = rand.next(1000);
if (randomizedTopic > 50)
{
var msg = "TopicA msg-" + i;
ConsoleEx.DebugLog("Sending message : " + msg, ConsoleEx.RED);
pubSocket.SendMore("TopicA").Send(msg);
}
else
{
var msg = "TopicB msg-" + i;
ConsoleEx.DebugLog("Sending message : " + msg, ConsoleEx.RED);
pubSocket.SendMore("TopicB").Send(msg);
}
Thread.Sleep(500);
}
ConsoleEx.DebugLog("Publisher job is down.", ConsoleEx.RED);
}
});
}
static void Main(string[] args)
{
using (var context = NetMQContext.Create()) //create netmqcontext
using (var sender = context.CreateDealerSocket()) // using dealersocket
{
sender.Connect("tcp://127.0.0.1:9045"); //connect router socket
System.Timers.Timer aTimer = new System.Timers.Timer(); //timer initalization
aTimer.Elapsed += new ElapsedEventHandler(OnTimedEvent); //event creation for timer
aTimer.Interval = 60000; //set the timer interval
aTimer.Enabled = true; //set the enabled timer
aTimer.Start(); //start the timer
while (true) //infinitive loop starts
{
if (!Console.KeyAvailable)
{
var message = new NetMQMessage(); //create netmqmessage
String guid = Guid.NewGuid().ToString(); //create the guid generation
message.Append("GoodApp" + '_' + guid.ToString()); //add the guid in netmqmessage
if (flag == true)
{
sender.SendMessage(message); //sending the message to router
Console.WriteLine(message.First.ConvertToString()); //print the guid
}
Thread.Sleep(500);
}
else
{
if (flag == true) //any key press is available close the application
{
var process = Process.GetCurrentProcess();
if (process.ProcessName == "GoodApplication.vshost" || process.ProcessName == "GoodApplication.exe" || process.ProcessName == "GoodApplication")
{
process.Kill();
}
}
}
}
}
}
public void ReceiveBeforeSending()
{
using (NetMQContext ctx = NetMQContext.Create())
{
using (var rep = ctx.CreateResponseSocket())
{
rep.Bind("tcp://localhost:5001");
using (var req = ctx.CreateRequestSocket())
{
req.Connect("tcp://localhost:5001");
bool more;
var ex = Assert.Throws <NetMQException>(() => req.ReceiveString(out more));
Assert.AreEqual(ErrorCode.EFSM, ex.ErrorCode);
}
}
}
}
public void StoppingProxyDisengagesFunctionality()
{
using (var context = NetMQContext.Create())
using (var front = context.CreateRouterSocket())
using (var back = context.CreateDealerSocket())
{
front.Bind("inproc://frontend");
back.Bind("inproc://backend");
var proxy = new Proxy(front, back);
Task.Factory.StartNew(proxy.Start);
// Send a message through to ensure the proxy has started
using (var client = context.CreateRequestSocket())
using (var server = context.CreateResponseSocket())
{
client.Connect("inproc://frontend");
server.Connect("inproc://backend");
client.SendFrame("hello");
Assert.AreEqual("hello", server.ReceiveFrameString());
server.SendFrame("reply");
Assert.AreEqual("reply", client.ReceiveFrameString());
proxy.Stop(); // blocks until stopped
using (var poller = new Poller(front, back))
{
poller.PollTillCancelledNonBlocking();
client.SendFrame("anyone there?");
// Should no longer receive any messages
Assert.IsFalse(server.TrySkipFrame(TimeSpan.FromMilliseconds(50)));
poller.CancelAndJoin();
}
}
}
}
private static void StartServerNetMq(NetMQContext context)
{
using (NetMQSocket serverSocket = context.CreateResponseSocket())
{
serverSocket.Options.SendTimeout = TimeSpan.FromMilliseconds(60000);
serverSocket.Bind(string.Format("tcp://*:{0}", 2804));
string message = string.Empty;
string retMsg = string.Empty;
Console.WriteLine("Server started;");
while (true)
{
//log.WriteLog("Received command {0}, {1} bytes returned.", message, results.Length);
try
{
message = serverSocket.ReceiveString();
//Console.WriteLine("Message: {0} received.", message);
if (message == "Who's there?")
{
TimeSpan timeSinceLast = DateTime.Now - lastVerification;
//if (verificationState == VerificationState.Verifying && timeSinceLast.TotalSeconds > 15)
// name = string.Empty;
retMsg = name;
}
serverSocket.Send(retMsg);
}
catch (Exception e)
{
Console.WriteLine("Error sending data; message: {0}, error: {1}", message, e);
serverSocket.Send(string.Empty);
}
}
}
}
public void SimplePublishSubscribe()
{
using (var context = NetMQContext.Create())
using (var speaker = new NetMQBeacon(context))
using (var listener = new NetMQBeacon(context))
{
speaker.Configure(9999);
Console.WriteLine(speaker.Hostname);
speaker.Publish("Hello", s_publishInterval);
listener.Configure(9999);
listener.Subscribe("H");
string peerName;
string message = listener.ReceiveString(out peerName);
Console.WriteLine(peerName);
Assert.AreEqual("Hello", message);
}
}
private void ConsumerThread()
{
using (var context = NetMQContext.Create())
using (var socket = CreateConsumerSocket(context))
{
socket.Bind("tcp://*:9091");
foreach (var messageSize in s_messageSizes)
{
var watch = Stopwatch.StartNew();
Consume(socket, messageSize);
long ticks = watch.ElapsedTicks;
double seconds = (double)ticks / Stopwatch.Frequency;
double msgsPerSec = MsgCount / seconds;
double megabitsPerSec = msgsPerSec * messageSize * 8 / 1000000;
Console.Out.WriteLine(" {0,-6} {1,10:0.0} {2,8:0.00}", messageSize, msgsPerSec, megabitsPerSec);
}
}
}
public void TopicPubSub()
{
using (NetMQContext contex = NetMQContext.Create())
{
using (var pub = contex.CreateXPublisherSocket())
{
pub.Bind("tcp://127.0.0.1:5002");
using (var sub = contex.CreateXSubscriberSocket())
{
sub.Connect("tcp://127.0.0.1:5002");
sub.Send(new byte[] { 1, (byte)'A' });
// let the subscriber connect to the publisher before sending a message
Thread.Sleep(500);
var msg = pub.Receive();
Assert.AreEqual(2, msg.Length);
Assert.AreEqual(1, msg[0]);
Assert.AreEqual('A', msg[1]);
pub.SendMore("A");
pub.Send("Hello");
bool more;
string m = sub.ReceiveString(out more);
Assert.AreEqual("A", m);
Assert.IsTrue(more);
string m2 = sub.ReceiveString(out more);
Assert.AreEqual("Hello", m2);
Assert.False(more);
}
}
}
}
public void TestKeepAlive()
{
// there is no way to test tcp keep alive without disconnect the cable, we just testing that is not crashing the system
using (var context = NetMQContext.Create())
using (var rep = context.CreateResponseSocket())
using (var req = context.CreateRequestSocket())
{
rep.Options.TcpKeepalive = true;
rep.Options.TcpKeepaliveIdle = TimeSpan.FromSeconds(5);
rep.Options.TcpKeepaliveInterval = TimeSpan.FromSeconds(1);
req.Options.TcpKeepalive = true;
req.Options.TcpKeepaliveIdle = TimeSpan.FromSeconds(5);
req.Options.TcpKeepaliveInterval = TimeSpan.FromSeconds(1);
var port = rep.BindRandomPort("tcp://127.0.0.1");
req.Connect("tcp://127.0.0.1:" + port);
bool more;
req.SendFrame("1");
Assert.AreEqual("1", rep.ReceiveFrameString(out more));
Assert.IsFalse(more);
rep.SendFrame("2");
Assert.AreEqual("2", req.ReceiveFrameString(out more));
Assert.IsFalse(more);
Assert.IsTrue(req.Options.TcpKeepalive);
Assert.AreEqual(TimeSpan.FromSeconds(5), req.Options.TcpKeepaliveIdle);
Assert.AreEqual(TimeSpan.FromSeconds(1), req.Options.TcpKeepaliveInterval);
Assert.IsTrue(rep.Options.TcpKeepalive);
Assert.AreEqual(TimeSpan.FromSeconds(5), rep.Options.TcpKeepaliveIdle);
Assert.AreEqual(TimeSpan.FromSeconds(1), rep.Options.TcpKeepaliveInterval);
}
}
static void Subscriber(NetMQContext context)
{
using (var serverSocket = context.CreateSubscriberSocket())
{
serverSocket.Subscribe(new byte[0]); //.Subscribe("tcp://*:5555");
for (int i = 0; i <= 8; i++)
{
serverSocket.Connect(string.Format("tcp://127.0.0.1:{0}", 5555 + i));//"tcp://*:5555");
}
while (true)
{
string message = serverSocket.ReceiveString();
Console.WriteLine("Receive message {0}", message);
if (message == "exit")
{
break;
}
}
}
}
/// <summary>
/// Create a new instance of a Proxy (NetMQ.Proxy)
/// with the given sockets to serve as a front-end, a back-end, and a control socket.
/// </summary>
/// <param name="publisherAddress">the address that messages will be forwarded from</param>
/// <param name="subscriberAddress">the address that messages should be sent to</param>
/// <param name="heartbeat">the timespan at which to send HEARTBEAT messages (in milliseconds) - you can set this to zero if not needed</param>
/// <param name="control">this socket will have messages also sent to it - you can set this to null if not needed</param>
public ZeroMqHub(string publisherAddress, string subscriberAddress, int heartbeat = 0, NetMQSocket control = null)
{
_subscriberAddress = subscriberAddress;
_publisherAddress = publisherAddress;
var context = NetMQContext.Create();
_subscriber = context.CreateXSubscriberSocket();
_publisher = context.CreateXPublisherSocket();
_control = control;
if (heartbeat > 0)
{
_heartbeat = new NetMQTimer(heartbeat);
_heartbeat.Elapsed += (s, a) => _publisher.Send("HEARTBEAT");
}
Name = "XPub-XSub";
PSJobTypeName = typeof(ZeroMqHub).Name;
_subscriber.Bind(subscriberAddress);
_publisher.Bind(publisherAddress);
}
static int Main(string[] args)
{
if (args.Length != 3)
{
Console.WriteLine("usage: local_lat <bind-to> <message-size> <roundtrip-count>");
return(1);
}
string bindTo = args[0];
int messageSize = int.Parse(args[1]);
int roundtripCount = int.Parse(args[2]);
var context = NetMQContext.Create();
var repSocket = context.CreateResponseSocket();
repSocket.Bind(bindTo);
Msg message = new Msg();
message.InitEmpty();
for (int i = 0; i != roundtripCount; i++)
{
repSocket.Receive(ref message, SendReceiveOptions.None);
if (message.Size != messageSize)
{
Console.WriteLine("message of incorrect size received. Received: " + message.Size + " Expected: " + messageSize);
return(-1);
}
repSocket.Send(ref message, SendReceiveOptions.None);
}
message.Close();
repSocket.Close();
context.Terminate();
return(0);
}
public PublisherShimHandler(NetMQContext context)
: base(context)
{
m_identities = new List<byte[]>();
m_subscriptions = new Mtrie();
}
protected override PullSocket CreateConsumerSocket(NetMQContext context)
{
return context.CreatePullSocket();
}
protected override NetMQSocket CreateClientSocket(NetMQContext context)
{
return context.CreateRequestSocket();
}
protected override NetMQSocket CreateServerSocket(NetMQContext context)
{
return context.CreateResponseSocket();
}
protected override void Dispose(bool disposing)
{
if(disposing)
{
if(_publisherSocket != null)
{
_publisherSocket.Dispose();
_publisherSocket = null;
}
foreach(NetMQSocket subscriber in _subscriberSockets.ToArray())
{
subscriber.Dispose();
_subscriberSockets.Remove(subscriber);
}
// Setting running to false will stop the subscriber tasks
_running = false;
if(_context != null)
{
_context.Dispose();
_context = null;
}
}
base.Dispose(disposing);
}
protected override PushSocket CreateProducerSocket(NetMQContext context)
{
return context.CreatePushSocket();
}
public WSPublisher(NetMQContext context) : base(context, new PublisherShimHandler(context))
{
}
public RouterShimHandler(NetMQContext context)
: base(context)
{
}
public WSRouter(NetMQContext context)
: base(context, new RouterShimHandler(context))
{
}
