static ZFrame FLClient1_TryRequest(ZContext context, string endpoint, ZFrame request)
{
Console.WriteLine("I: trying echo service at {0}...", endpoint);
using (var client = new ZSocket(context, ZSocketType.REQ))
{
client.Connect(endpoint);
// Send request, wait safely for reply
using (var message = ZFrame.CopyFrom(request))
{
client.Send(message);
}
var poll = ZPollItem.CreateReceiver();
ZError error;
ZMessage incoming;
if (client.PollIn(poll, out incoming, out error, FLClient1_REQUEST_TIMEOUT))
{
return(incoming[0]);
}
}
return(null);
}
public void ReceiveReplies(Func <String, MessageType, String, SynapseEndpoint, String, String> callback)
{
ZError error;
ZMessage incoming;
ZPollItem poll = ZPollItem.CreateReceiver();
while (true)
{
if (!Socket.PollIn(poll, out incoming, out error, TimeSpan.FromMilliseconds(10)))
{
if (error == ZError.EAGAIN)
{
Thread.Sleep(1000);
continue;
}
if (error == ZError.ETERM)
{
return;
}
throw new ZException(error);
}
using (incoming)
{
String messageId = incoming[0].ReadString();
MessageType messageType = (MessageType)Enum.Parse(typeof(MessageType), incoming[1].ReadString());
String messageText = incoming[2].ReadString();
if (callback != null)
{
callback(messageId, messageType, messageText, this, null);
}
}
}
}
public void PollMany_Multiple_InOut()
{
using (var context = new ZContext())
{
using (var socket1 = new ZSocket(context, ZSocketType.PAIR))
{
socket1.Bind(DefaultEndpoint);
using (var socket2 = new ZSocket(context, ZSocketType.PAIR))
{
socket2.Connect(DefaultEndpoint);
var sockets = new[] { socket1, socket2 };
var pollItems = new[] { ZPollItem.CreateSender(), ZPollItem.CreateReceiver() };
ZMessage[] messages = new[] { new ZMessage(new[] { new ZFrame(32) }), null };
ZError error;
// TODO: why does this return false?
Assert.IsTrue(sockets.Poll(pollItems, ZPoll.In | ZPoll.Out, ref messages, out error));
Assert.IsNull(error);
if (messages[1] == null)
{
Assert.IsTrue(sockets.Poll(pollItems, ZPoll.In | ZPoll.Out, ref messages, out error));
Assert.IsNull(error);
}
CollectionAssert.AreEqual(new[] { null, new ZMessage(new[] { new ZFrame(32) }) }, messages);
}
}
}
}
/// <summary>
/// 代理模式
/// </summary>
/// <param name="args"></param>
public static void RRBroker(ZContext ctx)
{
using (var frontend = new ZSocket(ctx, ZSocketType.ROUTER))
using (var backend = new ZSocket(ctx, ZSocketType.DEALER))
{
frontend.Bind("tcp://*:5559");
backend.Bind("tcp://*:5560");
// Initialize poll set
var poll = ZPollItem.CreateReceiver();
// Switch messages between sockets
ZError error;
ZMessage message;
int num = 0;
while (true)
{
if (num > 100)
{
break;
}
if (frontend.PollIn(poll, out message, out error, TimeSpan.FromMilliseconds(64)))
{
// Process all parts of the message
Console.WriteLine("frontend", 2, message);
backend.Send(message);
}
else
{
if (error == ZError.ETERM)
{
return; // Interrupted
}
if (error != ZError.EAGAIN)
{
throw new ZException(error);
}
}
if (backend.PollIn(poll, out message, out error, TimeSpan.FromMilliseconds(64)))
{
// Process all parts of the message
Console.WriteLine(" backend", 2, message);
frontend.Send(message);
}
else
{
if (error == ZError.ETERM)
{
return; // Interrupted
}
if (error != ZError.EAGAIN)
{
throw new ZException(error);
}
}
num++;
}
}
}
public void PollMany_Single_In_Ready()
{
using (var context = new ZContext())
{
using (var socket1 = new ZSocket(context, ZSocketType.PAIR))
{
socket1.Bind(DefaultEndpoint);
using (var socket2 = new ZSocket(context, ZSocketType.PAIR))
{
socket2.Connect(DefaultEndpoint);
socket2.Send(new ZMessage(new[] { new ZFrame(32) }));
var sockets = new[] { socket1 };
var pollItems = new[] { ZPollItem.CreateReceiver() };
ZMessage[] messages = null;
ZError error;
Assert.IsTrue(sockets.Poll(pollItems, ZPoll.In, ref messages, out error, TimeSpan.Zero));
CollectionAssert.AreEqual(new[] { new ZMessage(new[] { new ZFrame(32) }) }, messages);
Assert.IsNull(error);
}
}
}
}
void MainLoop(object obj)
{
using (var outgoing = new ZFrame("READY"))
{
workerSocket.Send(outgoing);
}
ZError error;
ZMessage incoming;
var poll = ZPollItem.CreateReceiver();
while (true)
{
while (true)
{
var result = workerSocket.PollIn(poll, out incoming, out error, TimeSpan.FromMilliseconds(1));
if (!result)
{
if (error == ZError.EAGAIN)
{
//await Task.Delay(1);
//yield return null;
continue;
}
if (error == ZError.ETERM)
{
Logger.Error("ETERM!");
return; // Interrupted
//yield break;
}
throw new ZException(error);
}
else
{
using (incoming)
{
// Send message back
//worker.Send(incoming);
_server.OnRecvMsg(this, incoming);
break;
}
}
}
//if (null == (incoming = workerSocket.ReceiveMessage(out error)))
//{
// if (error == ZError.ETERM)
// return;
// throw new ZException(error);
//}
//using (incoming)
//{
// // Send message back
// //worker.Send(incoming);
// _server.OnRecvMsg(this, incoming);
//}
}
}
static void PubSub_Client(CancellationToken cancellus, string name)
{
using (var socket = ZSocket.Create(context, ZSocketType.SUB))
{
socket.Connect(Frontend);
socket.SubscribeAll();
ZError error;
ZMessage message;
var poller = ZPollItem.CreateReceiver();
while (!cancellus.IsCancellationRequested)
{
if (!socket.PollIn(poller, out message, out error, TimeSpan.FromMilliseconds(64)))
{
if (error == ZError.EAGAIN)
{
error = ZError.None;
Thread.Sleep(1);
continue;
}
throw new ZException(error);
}
using (message)
{
Console.WriteLine(name + " received " + message[0].ReadString());
}
}
socket.Disconnect(Frontend);
}
}
public ZmqRequester(ZmqContext context)
{
socket = new ZSocket(context.Context, ZSocketType.REQ);
poll = ZPollItem.CreateReceiver();
isSet = false;
isStart = false;
}
protected MonitoredSocketUser(String monitorAddress, ZSocketType socketType, TimeSpan pollWaitTime)
{
m_context = new ZContext();
m_socket = new ZSocket(m_context, socketType)
{
Linger = ZMQLinger,
ReceiveHighWatermark = RCVHWM,
SendHighWatermark = SNDHWM
};
m_socket.Monitor(monitorAddress);
m_monitor = ZMonitor.Create(m_context, monitorAddress);
m_poller = ZPollItem.CreateReceiver();
m_monitor.AllEvents += (sender, e) =>
ScreenLogger.Log(
((Int32)e.Event.Event is 4096) ?
$"Event fired on socket {e.Event.Address}: Handshake Success" :
$"Event fired on socket {e.Event.Address}: {e.Event.Event}",
LogObject.EventManager);
m_cancelCondition = true;
m_receiveBuffer = new BufferBlock <ZMessage>();
m_sendAction = new ActionBlock <ZMessage>((msg) => { m_socket.Send(msg); msg.Dispose(); });
m_pollWaitTime = MinPollWaitTime;
if (pollWaitTime > m_pollWaitTime)
{
m_pollWaitTime = pollWaitTime;
}
ListenLoop();
}
public void StartRouterDealer()
{
using (var frontend = new ZSocket(context, ZSocketType.ROUTER))
using (var backend = new ZSocket(context, ZSocketType.DEALER))
{
var frontEndUrl = string.Format("tcp://{0}:{1}", MessageBusConfig.Hostname, MessageBusConfig.PortNumberRouter);
var backendEndUrl = string.Format("tcp://{0}:{1}", MessageBusConfig.Hostname, MessageBusConfig.PortNumberDealer);
frontend.Bind(frontEndUrl);
backend.Bind(backendEndUrl);
var poll = ZPollItem.CreateReceiver();
// Switch messages between sockets
ZError error;
ZMessage message;
RaiseOnRouterDealerReady();
while (true)
{
if (frontend.PollIn(poll, out message, out error, TimeSpan.FromMilliseconds(64)))
{
RaiseOnRouterMessageReceived(message);
// Process all parts of the message
backend.Send(message);
}
else
{
if (error == ZError.ETERM)
{
return; // Interrupted
}
if (error != ZError.EAGAIN)
{
throw new ZException(error);
}
}
if (backend.PollIn(poll, out message, out error, TimeSpan.FromMilliseconds(64)))
{
RaiseOnDealerMessageReceived(message);
// Process all parts of the message
frontend.Send(message);
}
else
{
if (error == ZError.ETERM)
{
return; // Interrupted
}
if (error != ZError.EAGAIN)
{
throw new ZException(error);
}
}
}
}
}
// .skip
// The recv method waits for a reply message and returns that to the
// caller.
// ---------------------------------------------------------------------
// Returns the reply message or NULL if there was no reply. Does not
// attempt to recover from a broker failure, this is not possible
// without storing all unanswered requests and resending them all...
public ZMessage Recv(CancellationTokenSource cancellor)
{
// Poll socket for a reply, with timeout
var p = ZPollItem.CreateReceiver();
ZMessage msg;
ZError error;
// .split body of send
// On any blocking call, {{libzmq}} will return -1 if there was
// an error; we could in theory check for different error codes,
// but in practice it's OK to assume it was {{EINTR}} (Ctrl-C):
// Poll the client Message
if (Client.PollIn(p, out msg, out error, Timeout))
{
// If we got a reply, process it
if (Verbose)
{
msg.DumpZmsg("I: received reply");
}
// Don't try to handle errors, just assert noisily
if (msg.Count < 4)
{
throw new InvalidOperationException();
}
using (ZFrame empty = msg.Pop())
if (!empty.ToString().Equals(string.Empty))
{
throw new InvalidOperationException();
}
using (ZFrame header = msg.Pop())
if (!header.ToString().Equals(MdpCommon.MDPC_CLIENT))
{
throw new InvalidOperationException();
}
using (ZFrame replyService = msg.Pop())
{}
return(msg);
}
else if (Equals(error, ZError.ETERM))
{
"W: interrupt received, killing client...\n".DumpString();
cancellor.Cancel();
}
else
{
if (Verbose)
{
"W: permanent error, abandoning Error: {0}".DumpString(error);
}
}
return(null);
}
// ZeroMQ rcon stuff
#if ZMQ
#region Rcon()
public override void Rcon(ServerRow row, int port, string password, string command)
{
using (var ctx = ZContext.Create())
{
ZSocket client, monitor;
var endpoint = new IPEndPoint(row.EndPoint.Address, port);
this.CreateClientAndMonitorSockets(ctx, endpoint, password, out client, out monitor);
using (client)
using (monitor)
{
while (true)
{
ZMessage msg = new ZMessage();
ZError err;
var poll = ZPollItem.CreateReceiver();
var ev = client.Poll(poll, ZPoll.In | ZPoll.Out | ZPoll.Err, ref msg, out err, TimeSpan.FromMilliseconds(500));
if (err == ZError.ETERM)
{
break;
}
var evMonitor = CheckMonitor(monitor);
if (evMonitor != null)
{
if (evMonitor.Item1 == ZMonitorEvents.Connected)
{
client.Send(new ZFrame("register"));
client.Send(new ZFrame(command));
return;
}
if (evMonitor.Item1 == ZMonitorEvents.Closed || evMonitor.Item1 == ZMonitorEvents.Disconnected)
{
return;
}
}
if (!ev)
{
continue;
}
while (true)
{
client.ReceiveMessage(ref msg, ZSocketFlags.DontWait, out err);
if (err != ZError.None)
{
if (err != ZError.EAGAIN)
{
Console.WriteLine(err);
}
break;
}
Console.WriteLine(msg);
}
}
}
}
}
protected MonitoredDoubleSocketUser(String tcpMonitorAddress,
String udpMonitorAddress,
ZSocketType socketType,
TimeSpan pollWaitTime)
{
m_context = new ZContext();
m_tcpSocket = new ZSocket(m_context, socketType)
{
Linger = ZMQLinger,
ReceiveHighWatermark = RCVHWM,
SendHighWatermark = SNDHWM
};
m_tcpSocket.Monitor(tcpMonitorAddress);
m_tcpSocketMonitor = ZMonitor.Create(m_context, tcpMonitorAddress);
m_poller = ZPollItem.CreateReceiver();
m_tcpSocketMonitor.AllEvents += (sender, e) =>
ScreenLogger.Log(
((Int32)e.Event.Event is 4096) ?
$"Event fired on main TCP socket: Handshake Success" :
$"Event fired on main TCP socket: {e.Event.Event}",
LogObject.EventManager);
/*
* m_udpSocket = new ZSocket(m_context, socketType)
* {
* Linger = ZMQLinger,
* ReceiveHighWatermark = RCVHWM,
* SendHighWatermark = SNDHWM
* };
* m_udpSocket.Monitor(udpMonitorAddress);
* m_udpSocketMonitor = ZMonitor.Create(m_context, udpMonitorAddress);
* m_poller = ZPollItem.CreateReceiver();
* m_udpSocketMonitor.AllEvents += (sender, e) =>
* ScreenLogger.Log(
* ((Int32)e.Event.Event is 4096) ?
* $"Event fired on main UDP socket: Handshake Success" :
* $"Event fired on main UDP socket: {e.Event.Event}",
* LogObject.EventManager);
*/
m_cancelConddition = true;
m_receiveBuffer = new BufferBlock <(TransportProtocol, ZMessage)>();
m_tcpSocketSendAction = new ActionBlock <ZMessage>((msg) => { m_tcpSocket.Send(msg); msg.Dispose(); });
//m_udpSocketSendAction = new ActionBlock<ZMessage>((msg) => { m_udpSocket.Send(msg); msg.Dispose(); });
m_pollWaitTime = MinPollWaitTime;
if (pollWaitTime > m_pollWaitTime)
{
m_pollWaitTime = pollWaitTime;
}
ListenLoop();
}
public void Run()
{
//using (var ctx = new ZContext())
using (var frontend = new ZSocket(ZSocketType.ROUTER))
using (var backend = new ZSocket(ZSocketType.DEALER))
{
frontend.Bind("tcp://*:5559");
backend.Bind("tcp://*:5560");
// Initialize poll set
var poll = ZPollItem.CreateReceiver();
// Switch messages between sockets
ZError error;
ZMessage message;
while (true)
{
if (frontend.PollIn(poll, out message, out error, TimeSpan.FromMilliseconds(64)))
{
// Process all parts of the message
//Console_WriteZMessage("frontend", 2, message);
backend.Send(message);
}
else
{
if (error == ZError.ETERM)
{
return; // Interrupted
}
if (error != ZError.EAGAIN)
{
throw new ZException(error);
}
}
if (backend.PollIn(poll, out message, out error, TimeSpan.FromMilliseconds(64)))
{
// Process all parts of the message
//Console_WriteZMessage(" backend", 2, message);
frontend.Send(message);
}
else
{
if (error == ZError.ETERM)
{
return; // Interrupted
}
if (error != ZError.EAGAIN)
{
throw new ZException(error);
}
}
}
}
}
/// <summary>
/// Client
/// </summary>
/// <param name="context"></param>
/// <param name="i"></param>
private static void AsyncSrv_Client(ZContext context, int i)
{
using (var client = new ZSocket(context, ZSocketType.DEALER))
{
client.Identity = Encoding.UTF8.GetBytes("Client" + i);
client.Connect("tcp://127.0.0.1:5570");
var poll = ZPollItem.CreateReceiver();
var requests = 0;
while (true)
{
ZError error;
for (var centitick = 0; centitick < 100; ++centitick)
{
if (!client.PollIn(poll, out var incoming, out error, TimeSpan.FromMilliseconds(10)))
{
if (Equals(error, ZError.EAGAIN))
{
Thread.Sleep(1);
continue;
}
if (Equals(error, ZError.ETERM))
{
continue; // Interrupted
}
throw new ZException(error);
}
using (incoming)
{
Console.WriteLine("--------------client-----------------");
for (var j = 0; j < incoming.Count; j++)
{
Console.WriteLine($" {j}:{incoming[j].ReadString()}");
}
Console.WriteLine("--------------client-----------------");
}
}
using (var outgoing = new ZMessage())
{
outgoing.Add(new ZFrame("c-xxx"));
outgoing.Add(new ZFrame("request " + (++requests)));
if (client.Send(outgoing, out error))
{
continue;
}
if (Equals(error, ZError.ETERM))
{
return; // Interrupted
}
throw new ZException(error);
}
}
}
}
public static void MSPoller(string[] args)
{
//
// Reading from multiple sockets
// This version uses zmq_poll()
//
// Author: metadings
//
using (var context = new ZContext())
using (var receiver = new ZSocket(context, ZSocketType.PULL))
using (var subscriber = new ZSocket(context, ZSocketType.SUB))
{
// Connect to task ventilator
receiver.Connect("tcp://127.0.0.1:5557");
// Connect to weather server
subscriber.Connect("tcp://127.0.0.1:5556");
subscriber.SetOption(ZSocketOption.SUBSCRIBE, "10001 ");
var sockets = new ZSocket[] { receiver, subscriber };
var polls = new ZPollItem[] { ZPollItem.CreateReceiver(), ZPollItem.CreateReceiver() };
// Process messages from both sockets
ZError error;
ZMessage[] msg;
while (true)
{
if (sockets.PollIn(polls, out msg, out error, TimeSpan.FromMilliseconds(64)))
{
if (msg[0] != null)
{
// Process task
}
if (msg[1] != null)
{
// Process weather update
}
}
else
{
if (error == ZError.ETERM)
{
return; // Interrupted
}
if (error != ZError.EAGAIN)
{
throw new ZException(error);
}
}
}
}
}
// private static readonly int sizeof_MonitorEventData = Marshal.SizeOf(typeof(ZMonitorEventData));
/// <summary>
/// Begins monitoring for state changes, raising the appropriate events as they arrive.
/// </summary>
/// <remarks>NOTE: This is a blocking method and should be run from another thread.</remarks>
protected override void Run()
{
using (_socket)
{
ZError error;
if (!_socket.Connect(_endpoint, out error))
{
LogError(error, "connect");
return;
}
var poller = ZPollItem.CreateReceiver();
while (!Cancellor.IsCancellationRequested)
{
ZMessage incoming;
if (!_socket.PollIn(poller, out incoming, out error, PollingInterval))
{
if (error == ZError.EAGAIN)
{
// TODO: why sleep here? the loop frequency is already controlled by PollingInterval
Thread.Sleep(1);
continue;
}
LogError(error, "poll");
}
var eventValue = new ZMonitorEventData();
using (incoming)
{
if (incoming.Count > 0)
{
eventValue.Event = (ZMonitorEvents)incoming[0].ReadInt16();
eventValue.EventValue = incoming[0].ReadInt32();
}
if (incoming.Count > 1)
{
eventValue.Address = incoming[1].ReadString();
}
}
OnMonitor(eventValue);
}
if (!_socket.Disconnect(_endpoint, out error))
{
LogError(error, "disconnect");
}
}
}
static void Main(string[] args)
{
//
// Task worker - design 2
// Adds pub-sub flow to receive and respond to kill signal
//
// Author: metadings
//
// Socket to receive messages on,
// Socket to send messages to and
// Socket for control input
using (var context = new ZContext())
using (var receiver = new ZSocket(context, ZSocketType.PULL))
using (var sender = new ZSocket(context, ZSocketType.PUSH))
using (var controller = new ZSocket(context, ZSocketType.SUB))
{
receiver.Connect("tcp://127.0.0.1:5557");
sender.Connect("tcp://127.0.0.1:5558");
controller.Connect("tcp://127.0.0.1:5559");
controller.SubscribeAll();
var poll = ZPollItem.CreateReceiver();
ZError error;
ZMessage message;
while (true)
{
// Process messages from either socket
if (receiver.PollIn(poll, out message, out error, TimeSpan.FromMilliseconds(64)))
{
int workload = message[0].ReadInt32();
Console.WriteLine("{0}.", workload); // Show progress
Thread.Sleep(workload); // Do the work
sender.Send(new byte[0], 0, 0); // Send results to sink
}
//Console.WriteLine("Any waiting controller command acts as 'KILL'");
// Any waiting controller command acts as 'KILL'
if (controller.PollIn(poll, out message, out error, TimeSpan.FromMilliseconds(64)))
{
Console.WriteLine("Kill messsage received");
break; // Exit loop
}
}
}
}
private void MonitorChannels()
{
var poll = ZPollItem.CreateReceiver();
ZMessage incoming;
ZError error;
while (!_monitorChannnelsCts.IsCancellationRequested)
{
if (_monitorChannnelsCts.IsCancellationRequested)
{
break;
}
if (StdInSocket.PollIn(poll, out incoming, out error, TimeSpan.FromMilliseconds(100)))
{
ProcessMessage(incoming, error);
}
if (_monitorChannnelsCts.IsCancellationRequested)
{
break;
}
if (IoPubSocket.PollIn(poll, out incoming, out error, TimeSpan.FromMilliseconds(100)))
{
ProcessMessage(incoming, error);
}
if (_monitorChannnelsCts.IsCancellationRequested)
{
break;
}
if (ShellSocket.PollIn(poll, out incoming, out error, TimeSpan.FromMilliseconds(100)))
{
ProcessMessage(incoming, error);
}
if (_monitorChannnelsCts.IsCancellationRequested)
{
break;
}
if (ControlSocket.PollIn(poll, out incoming, out error, TimeSpan.FromMilliseconds(100)))
{
ProcessMessage(incoming, error);
}
}
ContinueShutdown.Set();
}
protected virtual bool Initialize(string endpoint, ZSocketType type, Action <ZSocket> modifySocketCallback)
{
// Disable ZMQ for non-windows platforms.
if (Application.platform != RuntimePlatform.WindowsEditor &&
Application.platform != RuntimePlatform.WindowsPlayer)
{
Debug.LogWarning($"ZMQ Connection is not supported on this platform. {nameof(ZeroMQHandler)} will be disabled.");
return(false);
}
Poller = ZPollItem.CreateReceiver();
Socket = new ZSocket(type);
modifySocketCallback(Socket);
return(true);
}
internal Jomiel(Options opts)
{
_ctx = new ZContext();
_sck = new ZSocket(_ctx, ZSocketType.REQ);
_poller = ZPollItem.CreateReceiver();
_jsonSettings = new JsonSerializerSettings {
DefaultValueHandling = DefaultValueHandling.Ignore,
ContractResolver = new DynamicContractResolver(),
};
_sck.Linger = TimeSpan.FromMilliseconds(0);
_opts = opts;
}
public static void Start()
{
using (var ctx = new ZContext())
using (var frontend = new ZSocket(ctx, ZSocketType.ROUTER))
using (var backend = new ZSocket(ctx, ZSocketType.DEALER))
{
frontend.Bind("tcp://*:8081");
backend.Bind("tcp://*:8082");
var poll = ZPollItem.CreateReceiver();
while (true)
{
ZError error;
ZMessage message;
if (frontend.PollIn(poll, out message, out error, TimeSpan.FromMilliseconds(64)))
{
backend.Send(message);
}
else
{
if (error == ZError.ETERM)
{
return;
}
if (error != ZError.EAGAIN)
{
throw new ZException(error);
}
}
if (backend.PollIn(poll, out message, out error, TimeSpan.FromMilliseconds(64)))
{
frontend.Send(message);
}
else
{
if (error == ZError.ETERM)
{
return;
}
if (error != ZError.EAGAIN)
{
throw new ZException(error);
}
}
}
}
}
public void PollInSingle_Timeout()
{
using (var context = new ZContext())
{
using (var socket = new ZSocket(context, ZSocketType.PAIR))
{
ZMessage message;
ZError error;
Assert.IsFalse(socket.PollIn(ZPollItem.CreateReceiver(), out message, out error, TimeSpan.Zero));
Assert.IsNull(message);
Assert.AreEqual(ZError.EAGAIN, error);
}
}
}
/// <summary>
/// 代理2
/// </summary>
/// <param name="context"></param>
public static void RRBroker(ZContext context)
{
using (var ctx = new ZContext())
using (var frontend = new ZSocket(ctx, ZSocketType.ROUTER))
using (var backend = new ZSocket(ctx, ZSocketType.DEALER))
{
frontend.Bind("tcp://*:5570");
backend.Bind("inproc://backend");
Thread.Sleep(2000);
//backend.SendFrame(new ZFrame("hahah"));
var poll = ZPollItem.CreateReceiver();
while (true)
{
if (frontend.PollIn(poll, out var message, out var error, TimeSpan.FromMilliseconds(64)))
{
backend.Send(message);
}
public void PollMany_Single_Timeout()
{
using (var context = new ZContext())
{
using (var socket = new ZSocket(context, ZSocketType.PAIR))
{
var sockets = new[] { socket };
var pollItems = new[] { ZPollItem.CreateReceiver() };
ZMessage[] messages = null;
ZError error;
Assert.IsFalse(sockets.Poll(pollItems, ZPoll.In, ref messages, out error, TimeSpan.Zero));
CollectionAssert.AreEqual(new ZMessage[] { null }, messages);
Assert.AreEqual(ZError.EAGAIN, error);
}
}
}
// private static readonly int sizeof_MonitorEventData = Marshal.SizeOf(typeof(ZMonitorEventData));
/// <summary>
/// Begins monitoring for state changes, raising the appropriate events as they arrive.
/// </summary>
/// <remarks>NOTE: This is a blocking method and should be run from another thread.</remarks>
protected override void Run()
{
_socket.Connect(_endpoint);
ZError error;
ZMessage incoming;
var poller = ZPollItem.CreateReceiver();
while (!Cancellor.IsCancellationRequested)
{
if (!_socket.PollIn(poller, out incoming, out error, PollingInterval))
{
if (error == ZError.EAGAIN)
{
Thread.Sleep(1);
continue;
}
throw new ZException(error);
}
var eventValue = new ZMonitorEventData();
using (incoming) {
if (incoming.Count > 0)
{
eventValue.Event = (ZMonitorEvents)incoming[0].ReadInt16();
eventValue.EventValue = incoming[0].ReadInt32();
}
if (incoming.Count > 1)
{
eventValue.Address = incoming[1].ReadString();
}
}
OnMonitor(eventValue);
}
if (!_socket.Disconnect(_endpoint, out error))
{
} // ignore errors
}
public void PollInSingle_CancelByContextClose()
{
Task task;
ZError error = null;
using (var context = new ZContext())
{
var socket = new ZSocket(context, ZSocketType.PAIR);
task = Task.Run(() =>
{
using (socket)
{
ZMessage message;
socket.PollIn(ZPollItem.CreateReceiver(), out message, out error);
}
});
}
Assert.IsTrue(task.Wait(1000));
Assert.AreEqual(ZError.ETERM, error);
}
public JupyterMessage Execute(string code)
{
FlushMessages();
CurrentState = KernelState.busy;
SendShell(
JupyterMessage.Header.MsgType.execute_request,
new JupyterMessage.ExecuteRequestContent
{
code = code,
silent = false,
store_history = true,
user_expressions = null,
allow_stdin = true,
stop_on_error = false
},
null);
var poll = ZPollItem.CreateReceiver();
ZMessage incoming;
ZError error;
while (CurrentState != KernelState.idle)
{
if (StdInSocket.PollIn(poll, out incoming, out error, TimeSpan.FromMilliseconds(100)))
{
ProcessMessage(incoming, error);
}
if (IoPubSocket.PollIn(poll, out incoming, out error, TimeSpan.FromMilliseconds(100)))
{
ProcessMessage(incoming, error);
}
}
var replyMessage = ShellSocket.ReceiveMessage();
return(ParseMessage(replyMessage));
}
/// <summary>
/// 接收完关闭模式
/// </summary>
/// <param name="args"></param>
public static void TaskWork2(string[] args)
{
using (var context = new ZContext())
using (var receiver = new ZSocket(context, ZSocketType.PULL))
using (var sender = new ZSocket(context, ZSocketType.PUSH))
using (var controller = new ZSocket(context, ZSocketType.SUB))
{
receiver.Connect("tcp://127.0.0.1:5557");
sender.Connect("tcp://127.0.0.1:5558");
controller.Connect("tcp://127.0.0.1:5559");
controller.SubscribeAll();
var poll = ZPollItem.CreateReceiver();
ZError error;
ZMessage message;
while (true)
{
// Process messages from either socket
if (receiver.PollIn(poll, out message, out error, TimeSpan.FromMilliseconds(64)))
{
int workload = message[0].ReadInt32();
Console.WriteLine("{0}.", workload); // Show progress
Thread.Sleep(workload); // Do the work
sender.Send(new byte[0], 0, 0); // Send results to sink
}
// Any waiting controller command acts as 'KILL'
if (controller.PollIn(poll, out message, out error, TimeSpan.FromMilliseconds(64)))
{
break; // Exit loop
}
}
}
}
public void PollInMany_CancelByContextClose()
{
Task task;
ZError error = null;
using (var context = new ZContext())
{
var socket = new ZSocket(context, ZSocketType.PAIR);
task = Task.Run(() =>
{
using (socket)
{
var sockets = new[] { socket };
var pollItems = new[] { ZPollItem.CreateReceiver() };
ZMessage[] messages;
sockets.PollIn(pollItems, out messages, out error, TimeSpan.Zero);
}
});
}
Assert.IsTrue(task.Wait(1000));
Assert.AreEqual(ZError.ETERM, error);
}