public void StartAndStopStateValidation()
{
using (var front = new RouterSocket())
using (var back = new DealerSocket())
{
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 = new RequestSocket())
using (var server = new ResponseSocket())
{
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.Throws <InvalidOperationException>(proxy.Start);
Assert.Throws <InvalidOperationException>(proxy.Start);
Assert.Throws <InvalidOperationException>(proxy.Start);
proxy.Stop(); // blocks until stopped
Assert.Throws <InvalidOperationException>(proxy.Stop);
}
}
static void Main(string[] args)
{
Console.WriteLine("====== SINK ======");
using (var sink = new DealerSocket())
{
sink.Bind("tcp://127.0.0.1:7777");
var startOfBatchTrigger = sink.ReceiveFrameString();
Console.WriteLine("Seen start of batch");
var watch = new Stopwatch();
watch.Start();
for (int taskNumber = 0; taskNumber < 100; taskNumber++)
{
var workerDoneTrigger = sink.ReceiveFrameString();
if (taskNumber % 10 == 0)
{
Console.Write(":");
}
else
{
Console.Write(".");
}
}
watch.Stop();
Console.WriteLine();
Console.WriteLine($"Total elapsed time {watch.ElapsedMilliseconds} msec");
Console.ReadLine();
}
}
public void SendAndReceive()
{
using (var front = new RouterSocket())
using (var back = new DealerSocket())
{
front.Bind("inproc://frontend");
back.Bind("inproc://backend");
var proxy = new Proxy(front, back);
Task.Factory.StartNew(proxy.Start);
using (var client = new RequestSocket())
using (var server = new ResponseSocket())
{
client.Connect("inproc://frontend");
server.Connect("inproc://backend");
client.SendFrame("hello");
Assert.AreEqual("hello", server.ReceiveFrameString());
server.SendFrame("reply");
Assert.AreEqual("reply", client.ReceiveFrameString());
}
proxy.Stop();
}
}
public void CurveTest()
{
var serverPair = new NetMQCertificate();
using var server = new DealerSocket();
server.Options.CurveServer = true;
server.Options.CurveCertificate = serverPair;
server.Bind($"tcp://127.0.0.1:55367");
var clientPair = new NetMQCertificate();
using var client = new DealerSocket();
client.Options.CurveServerKey = serverPair.PublicKey;
client.Options.CurveCertificate = clientPair;
client.Connect("tcp://127.0.0.1:55367");
for (int i = 0; i < 100; i++)
{
client.SendFrame("Hello");
var hello = server.ReceiveFrameString();
Assert.Equal("Hello", hello);
server.SendFrame("World");
var world = client.ReceiveFrameString();
Assert.Equal("World", world);
}
}
public void WithLibzmqClient()
{
using (var ctx = new ZContext())
using (var client = ZSocket.Create(ctx, ZSocketType.DEALER))
using (var server = new DealerSocket())
{
var serverPair = new NetMQCertificate();
server.Options.CurveServer = true;
server.Options.CurveCertificate = serverPair;
server.Bind($"tcp://127.0.0.1:55367");
var clientCert = new ZCert();
client.CurveSecretKey = clientCert.SecretKey;
client.CurvePublicKey = clientCert.PublicKey;
client.CurveServerKey = serverPair.PublicKey;
client.Connect("tcp://127.0.0.1:55367");
client.SendBytes(Encoding.ASCII.GetBytes("Hello"), 0, 5);
var hello = server.ReceiveFrameString();
Assert.Equal("Hello", hello);
server.SendFrame("Hello");
var frame = client.ReceiveFrame();
Assert.Equal("Hello", frame.ReadString());
}
}
public void ReconnectOnRouterBug()
{
{
using (var dealer = new DealerSocket())
{
dealer.Options.Identity = Encoding.ASCII.GetBytes("dealer");
dealer.Bind("tcp://localhost:6667");
using (var router = new RouterSocket())
{
router.Options.RouterMandatory = true;
router.Connect("tcp://localhost:6667");
Thread.Sleep(100);
router.SendMoreFrame("dealer").SendFrame("Hello");
var message = dealer.ReceiveFrameString();
Assert.That(message == "Hello");
router.Disconnect("tcp://localhost:6667");
Thread.Sleep(1000);
router.Connect("tcp://localhost:6667");
Thread.Sleep(100);
router.SendMoreFrame("dealer").SendFrame("Hello");
message = dealer.ReceiveFrameString();
Assert.That(message == "Hello");
}
}
}
}
/// <summary>
/// 绑定本地代理
/// </summary>
/// <param name="frontAddress"></param>
/// <param name="backAddress"></param>
public void Bind(string frontAddress, string backAddress)
{
frontEnd = new RouterSocket();
backEnd = new DealerSocket();
frontEnd.Bind(frontAddress);
backEnd.Bind(backAddress);
proxy = new Proxy(frontEnd, backEnd);
Task.Factory.StartNew(proxy.Start);
}
public void Start()
{
_dealerSocket.Bind(_dealerAddress);
_publisherSocket.Bind(_publisherAddress);
_dealerSocket.ReceiveReady += HandleReceiveEvent;
_poller.Run();
}
public AsyncBrocker(NetMQContext context, string address)
{
_socket = context.CreateDealerSocket();
_socket.Options.SendHighWatermark = 1;
_socket.Options.ReceiveHighWatermark = 1;
_socket.Bind(address);
_socket.ReceiveReady += SocketReceiveReady;
_poller.AddSocket(_socket);
_poller.PollTillCancelledNonBlocking();
}
public void Do()
{
// we are using dealer here, but we can use router as well, we just have to manager
// SecureChannel for each identity
using (var socket = new DealerSocket())
{
socket.Bind("tcp://*:9696");
using (SecureChannel secureChannel = SecureChannel.CreateServerSecureChannel(m_configuration))
{
// we need to set X509Certificate with a private key for the server
X509Certificate2 certificate = new X509Certificate2(
System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "server.pfx"), "1234");
secureChannel.Certificate = certificate;
List <NetMQMessage> outgoingMessages = new List <NetMQMessage>();
// waiting for message from client
NetMQMessage incomingMessage = socket.ReceiveMultipartMessage();
//SplitInMessage
// calling ProcessMessage until ProcessMessage return true
// and the SecureChannel is ready to encrypt and decrypt messages
while (!secureChannel.ProcessMessage(incomingMessage, outgoingMessages))
{
//SendMessages(socket,outgoingMessages);
foreach (NetMQMessage message in outgoingMessages)
{
socket.SendMultipartMessage(message);
}
outgoingMessages.Clear();
incomingMessage = socket.ReceiveMultipartMessage();
}
//SendMessages(socket, outgoingMessages);
foreach (NetMQMessage message in outgoingMessages)
{
socket.SendMultipartMessage(message);
}
outgoingMessages.Clear();
// this message is now encrypted
NetMQMessage cipherMessage = socket.ReceiveMultipartMessage();
// decrypting the message
NetMQMessage plainMessage = secureChannel.DecryptApplicationMessage(cipherMessage);
System.Console.WriteLine(plainMessage.First.ConvertToString());
plainMessage = new NetMQMessage();
plainMessage.Append("Worldddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd");
// encrypting the message and sending it over the socket
socket.SendMultipartMessage(secureChannel.EncryptApplicationMessage(plainMessage));
}
}
}
private void ProxyThread()
{
RouterSocket router = null;
DealerSocket dealer = null;
try
{
router = _ctx.CreateRouterSocket();
dealer = _ctx.CreateDealerSocket();
router.Bind(_frontendAddress);
switch (_backendCxMode)
{
case ConnectionMode.Connect:
dealer.Connect(_backendAddress);
break;
case ConnectionMode.Bind:
dealer.Bind(_backendAddress);
break;
}
router.Options.Linger = TimeSpan.Zero;
dealer.Options.Linger = TimeSpan.Zero;
var xproxy = new Proxy(router, dealer, null);
xproxy.Start();
}
catch (TerminatingException)
{
}
finally
{
if (router != null)
{
try
{
router.Dispose();
}
catch (NetMQException)
{
}
}
if (dealer != null)
{
try
{
dealer.Dispose();
}
catch (NetMQException)
{
}
}
}
}
public void Disconnect(string protocol)
{
using (var server1 = new DealerSocket())
using (var server2 = new DealerSocket())
using (var client = new DealerSocket())
{
string address2;
if (protocol == "tcp")
{
var port1 = server1.BindRandomPort("tcp://localhost");
var port2 = server2.BindRandomPort("tcp://localhost");
client.Connect("tcp://localhost:" + port1);
client.Connect("tcp://localhost:" + port2);
address2 = "tcp://localhost:" + port2;
}
else
{
server1.Bind("inproc://localhost1");
server2.Bind("inproc://localhost2");
client.Connect("inproc://localhost1");
client.Connect("inproc://localhost2");
address2 = "inproc://localhost2";
}
Thread.Sleep(100);
// we should be connected to both server
client.SendFrame("1");
client.SendFrame("2");
// make sure client is connected to both servers
server1.SkipFrame();
server2.SkipFrame();
// disconnect from server2, server 1 should receive all messages
client.Disconnect(address2);
Thread.Sleep(100);
client.SendFrame("1");
client.SendFrame("2");
server1.SkipFrame();
server1.SkipFrame();
}
}
public void RouterMandatoryFalseDiscardsMessageSilently()
{
{
using (var dealer = new DealerSocket())
{
dealer.Options.Identity = Encoding.ASCII.GetBytes("dealer");
dealer.Bind("tcp://localhost:6667");
using (var router = new RouterSocket())
{
router.Connect("tcp://localhost:8889");
Assert.DoesNotThrow(() => router.SendMoreFrame("dealer").SendFrame("Hello"));
}
}
}
}
public void RouterMandatoryTrueThrowsHostUnreachableException()
{
{
using (var dealer = new DealerSocket())
{
dealer.Options.Identity = Encoding.ASCII.GetBytes("dealer");
dealer.Bind("tcp://localhost:6667");
using (var router = new RouterSocket())
{
router.Options.RouterMandatory = true;
router.Connect("tcp://localhost:8889");
Assert.Throws <HostUnreachableException>(() => router.SendMoreFrame("dealer").SendFrame("Hello"));
}
}
}
}
public void StartAgainAfterStop()
{
using (var front = new RouterSocket())
using (var back = new DealerSocket())
{
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 = new RequestSocket())
using (var server = new ResponseSocket())
{
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
// Start it again
Task.Factory.StartNew(proxy.Start);
// Send a message through to ensure the proxy has started
using (var client = new RequestSocket())
using (var server = new ResponseSocket())
{
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
}
}
public void Start()
{
using (_dealer = new DealerSocket())
{
_dealer.Bind(_dealerEndpoint);
using (_router = new RouterSocket(_routerEndpoint))
{
while (!_cancel.IsCancellationRequested)
{
var msg = _router.ReceiveMultipartMessage();
_dealer.SendFrame(msg[1].Buffer);
Handled++;
}
}
}
}
public void SeparateControlSocketsObservedMessages()
{
using (var front = new RouterSocket())
using (var back = new DealerSocket())
using (var controlInPush = new PushSocket())
using (var controlInPull = new PullSocket())
using (var controlOutPush = new PushSocket())
using (var controlOutPull = new PullSocket())
{
front.Bind("inproc://frontend");
back.Bind("inproc://backend");
controlInPush.Bind("inproc://controlIn");
controlInPull.Connect("inproc://controlIn");
controlOutPush.Bind("inproc://controlOut");
controlOutPull.Connect("inproc://controlOut");
var proxy = new Proxy(front, back, controlInPush, controlOutPush);
Task.Factory.StartNew(proxy.Start);
using (var client = new RequestSocket())
using (var server = new ResponseSocket())
{
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(controlInPull.ReceiveFrameBytes()); // receive identity
Assert.IsEmpty(controlInPull.ReceiveFrameString()); // pull terminator
Assert.AreEqual("hello", controlInPull.ReceiveFrameString());
Assert.IsNotNull(controlOutPull.ReceiveFrameBytes()); // receive identity
Assert.IsEmpty(controlOutPull.ReceiveFrameString()); // pull terminator
Assert.AreEqual("reply", controlOutPull.ReceiveFrameString());
proxy.Stop();
}
}
public void StoppingProxyDisengagesFunctionality()
{
using (var front = new RouterSocket())
using (var back = new DealerSocket())
{
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 = new RequestSocket())
using (var server = new ResponseSocket())
{
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 NetMQPoller {
front, back
})
{
poller.RunAsync();
client.SendFrame("anyone there?");
// Should no longer receive any messages
Assert.IsFalse(server.TrySkipFrame(TimeSpan.FromMilliseconds(50)));
}
}
}
}
public void TestProxySendAndReceiveWithExternalPoller()
{
using (var front = new RouterSocket())
using (var back = new DealerSocket())
using (var poller = new NetMQPoller {
front, back
})
{
front.Bind("inproc://frontend");
back.Bind("inproc://backend");
var proxy = new Proxy(front, back, null, poller);
poller.RunAsync();
proxy.Start();
using (var client = new RequestSocket())
using (var server = new ResponseSocket())
{
client.Connect("inproc://frontend");
server.Connect("inproc://backend");
client.SendFrame("hello");
Assert.AreEqual("hello", server.ReceiveFrameString());
server.SendFrame("reply");
Assert.AreEqual("reply", client.ReceiveFrameString());
// Now stop the external poller
poller.Stop();
client.SendFrame("anyone there?");
// Should no longer receive any messages
Assert.IsFalse(server.TrySkipFrame(TimeSpan.FromMilliseconds(50)));
}
}
}
public void Unbind(string protocol)
{
using (var server = new DealerSocket())
{
string address1, address2;
// just making sure can bind on both addresses
using (var client1 = new DealerSocket())
using (var client2 = new DealerSocket())
{
if (protocol == "tcp")
{
var port1 = server.BindRandomPort("tcp://localhost");
var port2 = server.BindRandomPort("tcp://localhost");
address1 = "tcp://localhost:" + port1;
address2 = "tcp://localhost:" + port2;
client1.Connect(address1);
client2.Connect(address2);
}
else
{
Debug.Assert(protocol == "inproc");
address1 = "inproc://localhost1";
address2 = "inproc://localhost2";
server.Bind(address1);
server.Bind(address2);
client1.Connect(address1);
client2.Connect(address2);
}
Thread.Sleep(100);
// we should be connected to both server
client1.SendFrame("1");
client2.SendFrame("2");
// the server receive from both
server.SkipFrame();
server.SkipFrame();
}
// unbind second address
server.Unbind(address2);
Thread.Sleep(100);
using (var client1 = new DealerSocket())
using (var client2 = new DealerSocket())
{
client1.Options.DelayAttachOnConnect = true;
client1.Connect(address1);
client2.Options.DelayAttachOnConnect = true;
if (protocol == "tcp")
{
client2.Connect(address2);
client1.SendFrame("1");
server.SkipFrame();
Assert.IsFalse(client2.TrySendFrame(TimeSpan.FromSeconds(2), "2"));
}
else
{
Assert.Throws <EndpointNotFoundException>(() => { client2.Connect(address2); });
}
}
}
}
public async Task <bool> RunSimulationAsync(Options options, TextWriter logger, CancellationToken token = default)
{
Logger = logger;
try {
Id = options.Id;
_socket = new DealerSocket();
_socket.Options.Linger = TimeSpan.FromSeconds(30);
_socket.Options.Identity = Encoding.ASCII.GetBytes(Id);
if (options.Connect)
{
_socket.Connect(options.URL);
}
else
{
_socket.Bind(options.URL);
}
using (Outgoing = new NetMQQueue <NetMQMessage>()) {
using var poller = new NetMQPoller()
{
_socket, Outgoing
};
_socket.ReceiveReady += (sender, e) => {
var msg = _socket.ReceiveMultipartMessage();
if (msg.FrameCount < 3)
{
logger.WriteLine($"Received message with only {msg.FrameCount} frames.");
return;
}
var type = msg[1].ConvertToString();
logger.WriteLine($"Received {type} message.");
switch (type)
{
case "crane":
OnCraneMessageReceived(msg[2].Buffer);
break;
case "sim":
OnSimMessageReceived(msg[2].Buffer);
break;
default: //Console.WriteLine($"Received message with unmapped type {type}");
break;
}
};
Outgoing.ReceiveReady += (sender, e) => {
var msg = Outgoing.Dequeue();
if (_socket.TrySendMultipartMessage(TimeSpan.FromMinutes(1), msg)) // Note that for policyruns (virtual time) a lot of events are generated
{
logger.WriteLine($"Sent {msg[1].ConvertToString()} message.");
}
//else logger.WriteLine($"Discarded outgoing {msg[1].ConvertToString()} message.");
};
if (!options.RunSync || options.Connect)
{
poller.RunAsync();
}
if (!string.IsNullOrEmpty(options.SettingsPath))
{
if (options.SettingsPath.Equals("Default", StringComparison.OrdinalIgnoreCase))
{
logger.WriteLine("Using default settings");
_settingsReceived.SetResult(GetDefaultSettings());
}
else
{
logger.WriteLine($"Reading settings from {options.SettingsPath}");
_settingsReceived.SetResult(File.ReadAllBytes(options.SettingsPath));
}
}
var result = false;
try {
if (!options.RunSync)
{
result = await RunSimulationAsync(await _settingsReceived.Task, options.PolicyRun);
// wait until the outgoing queue is cleared
var remaining = Outgoing.Count;
while (remaining > 0)
{
await Task.Delay(1000, token);
if (Outgoing.Count == remaining)
{
break; // assume nobody is listening for world states
}
remaining = Outgoing.Count;
}
}
else
{
result = RunSimulation(await _settingsReceived.Task, options.SyncURL, options.Id);
}
} finally {
poller.Stop();
}
return(result);
}
} finally {
DisposeSocket();
}
}
