// When migrating an object from one I/O thread to another, first
// unplug it, then migrate it, then plug it to the new thread.
public void Plug(IOThread ioThread)
{
Debug.Assert(ioThread != null);
Debug.Assert(m_poller == null);
// Retrieve the poller from the thread we are running in.
m_poller = ioThread.GetPoller();
}
public void Unplug()
{
Debug.Assert(m_poller != null);
// Forget about old poller in preparation to be migrated
// to a different I/O thread.
m_poller = null;
m_handler = null;
}
public IOThread(Ctx ctx, int threadId) : base(ctx, threadId)
{
m_name = "iothread-" + threadId;
m_poller = new Poller(m_name);
m_mailbox = new Mailbox(m_name);
m_mailboxHandle = m_mailbox.FD;
m_poller.AddFD(m_mailboxHandle, this);
m_poller.SetPollin(m_mailboxHandle);
}
public IOThread(Ctx ctx, int threadId)
: base(ctx, threadId)
{
m_name = "iothread-" + threadId;
m_poller = new Poller(m_name);
m_mailbox = new Mailbox(m_name);
m_mailboxHandle = m_mailbox.FD;
m_poller.AddFD (m_mailboxHandle, this);
m_poller.SetPollin (m_mailboxHandle);
}
// Using this function reaper thread ask the socket to register with
// its poller.
public void StartReaping(Poller poller)
{
// Plug the socket to the reaper thread.
m_poller = poller;
m_handle = m_mailbox.FD;
m_poller.AddFD(m_handle, this);
m_poller.SetPollin(m_handle);
// Initialise the termination and check whether it can be deallocated
// immediately.
Terminate();
CheckDestroy();
}
public Reaper(Ctx ctx, int threadId)
: base(ctx, threadId)
{
m_sockets = 0;
m_terminating = false;
m_name = "reaper-" + threadId;
m_poller = new Poller(m_name);
mailbox = new Mailbox(m_name);
m_mailboxHandle = mailbox.FD;
m_poller.AddFD(m_mailboxHandle, this);
m_poller.SetPollin(m_mailboxHandle);
}
public Reaper(Ctx ctx, int threadId)
: base(ctx, threadId)
{
m_sockets = 0;
m_terminating = false;
m_name = "reaper-" + threadId;
m_poller = new Poller(m_name);
mailbox = new Mailbox(m_name);
m_mailboxHandle = mailbox.FD;
m_poller.AddFD(m_mailboxHandle, this);
m_poller.SetPollin(m_mailboxHandle);
}
public void EnableTimer()
{
const int timerIntervalMillis = 20;
var timer1 = new NetMQTimer(TimeSpan.FromMilliseconds(timerIntervalMillis));
var timer2 = new NetMQTimer(TimeSpan.FromMilliseconds(timerIntervalMillis)) { Enable = false};
int count = 0;
int count2 = 0;
timer1.Elapsed += (a, s) =>
{
count++;
if (count == 1)
{
timer2.Enable = true;
timer1.Enable = false;
}
else if (count == 2)
{
timer1.Enable = false;
}
};
timer2.Elapsed += (s, a) =>
{
timer1.Enable = true;
timer2.Enable = false;
count2++;
};
using (var poller = new Poller(timer1, timer2) { PollTimeout = TestPollTimeoutMillis })
{
poller.PollTillCancelledNonBlocking();
Thread.Sleep(timerIntervalMillis * 6);
poller.CancelAndJoin();
}
Assert.AreEqual(2, count);
Assert.AreEqual(1, count2);
}
public void PollOnce()
{
int count = 0;
var timer = new NetMQTimer(TimeSpan.FromMilliseconds(50));
timer.Elapsed += (a, s) =>
{
count++;
if (count == 3)
{
timer.Enable = false;
}
};
// NOTE if the PollTimeout here is less than the timer period, it won't fire during PollOnce -- is this by design?
using (var poller = new Poller(timer) { PollTimeout = 1000 })
{
Stopwatch stopwatch = Stopwatch.StartNew();
poller.PollOnce();
var pollOnceElapsedTime = stopwatch.ElapsedMilliseconds;
Assert.AreEqual(1, count, "the timer should have fired just once during the call to PollOnce()");
Assert.Less(pollOnceElapsedTime, 90, "pollonce should return soon after the first timer firing.");
}
}
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 SimpleTimer()
{
using (NetMQContext contex = NetMQContext.Create())
{
// we are using three responses to make sure we actually move the correct socket and other sockets still work
using (var router = contex.CreateRouterSocket())
{
router.Bind("tcp://127.0.0.1:5002");
using (var dealer = contex.CreateDealerSocket())
using (Poller poller = new Poller())
{
dealer.Connect("tcp://127.0.0.1:5002");
bool messageArrived = false;
router.ReceiveReady += (s, a) =>
{
bool isMore;
router.Receive(out isMore);
router.Receive(out isMore);
messageArrived = true;
};
poller.AddSocket(router);
bool timerTriggered = false;
int count = 0;
NetMQTimer timer = new NetMQTimer(TimeSpan.FromMilliseconds(100));
timer.Elapsed += (a, s) =>
{
// the timer should jump before the message
Assert.IsFalse(messageArrived);
timerTriggered = true;
timer.Enable = false;
count++;
};
poller.AddTimer(timer);
Task.Factory.StartNew(poller.Start);
Thread.Sleep(150);
dealer.Send("hello");
Thread.Sleep(300);
poller.Stop();
Assert.IsTrue(messageArrived);
Assert.IsTrue(timerTriggered);
Assert.AreEqual(1, count);
}
}
}
}
public void Monitoring()
{
ManualResetEvent listeningEvent = new ManualResetEvent(false);
ManualResetEvent acceptedEvent = new ManualResetEvent(false);
ManualResetEvent connectedEvent = new ManualResetEvent(false);
using (NetMQContext contex = NetMQContext.Create())
using (Poller poller = new Poller())
{
using (var rep = contex.CreateResponseSocket())
{
using (NetMQMonitor monitor = new NetMQMonitor(contex, rep, "inproc://rep.inproc", SocketEvent.Accepted | SocketEvent.Listening))
{
monitor.Accepted += (s, a) => acceptedEvent.Set();
monitor.Listening += (s, a) => listeningEvent.Set();
monitor.AttachToPoller(poller);
rep.Bind("tcp://127.0.0.1:5002");
using (var req = contex.CreateRequestSocket())
{
using (NetMQMonitor reqMonitor = new NetMQMonitor(contex, req, "inproc://req.inproc", SocketEvent.Connected))
{
reqMonitor.Connected += (s, a) => connectedEvent.Set();
reqMonitor.AttachToPoller(poller);
try
{
var pollerTask = Task.Factory.StartNew(poller.Start);
req.Connect("tcp://127.0.0.1:5002");
req.Send("a");
bool more;
string m = rep.ReceiveString(out more);
rep.Send("b");
string m2 = req.ReceiveString(out more);
Assert.IsTrue(listeningEvent.WaitOne(300));
Assert.IsTrue(connectedEvent.WaitOne(300));
Assert.IsTrue(acceptedEvent.WaitOne(300));
}
finally
{
poller.Stop();
}
}
}
}
}
}
}
public void CancelSocket()
{
using (NetMQContext contex = NetMQContext.Create())
{
// we are using three responses to make sure we actually move the correct socket and other sockets still work
using (var router = contex.CreateRouterSocket())
using (var router2 = contex.CreateRouterSocket())
using (var router3 = contex.CreateRouterSocket())
{
router.Bind("tcp://127.0.0.1:5002");
router2.Bind("tcp://127.0.0.1:5003");
router3.Bind("tcp://127.0.0.1:5004");
using (var dealer = contex.CreateDealerSocket())
using (var dealer2 = contex.CreateDealerSocket())
using (var dealer3 = contex.CreateDealerSocket())
using (Poller poller = new Poller())
{
dealer.Connect("tcp://127.0.0.1:5002");
dealer2.Connect("tcp://127.0.0.1:5003");
dealer3.Connect("tcp://127.0.0.1:5004");
bool first = true;
router2.ReceiveReady += (s, a) =>
{
bool more;
// identity
byte[] identity = a.Socket.Receive(out more);
// message
a.Socket.Receive(out more);
a.Socket.SendMore(identity);
a.Socket.Send("2");
};
poller.AddSocket(router2);
router.ReceiveReady += (s, a) =>
{
if (!first)
{
Assert.Fail("This should happen because we cancelled the socket");
}
first = false;
bool more;
// identity
a.Socket.Receive(out more);
string m = a.Socket.ReceiveString(out more);
Assert.False(more);
Assert.AreEqual("Hello", m);
// cancellign the socket
poller.RemoveSocket(a.Socket);
};
poller.AddSocket(router);
router3.ReceiveReady += (s, a) =>
{
bool more;
// identity
byte[] identity = a.Socket.Receive(out more);
// message
a.Socket.Receive(out more);
a.Socket.SendMore(identity).Send("3");
};
poller.AddSocket(router3);
Task pollerTask = Task.Factory.StartNew(poller.Start);
dealer.Send("Hello");
// sending this should not arrive on the poller, therefore response for this will never arrive
dealer.Send("Hello2");
Thread.Sleep(100);
// sending this should not arrive on the poller, therefore response for this will never arrive
dealer.Send("Hello3");
Thread.Sleep(500);
bool more2;
// making sure the socket defined before the one cancelled still works
dealer2.Send("1");
string msg = dealer2.ReceiveString(out more2);
Assert.AreEqual("2", msg);
// making sure the socket defined after the one cancelled still works
dealer3.Send("1");
msg = dealer3.ReceiveString(out more2);
Assert.AreEqual("3", msg);
// we have to give this some time if we want to make sure it's really not happening and it not only because of time
Thread.Sleep(300);
poller.Stop();
Thread.Sleep(100);
Assert.IsTrue(pollerTask.IsCompleted);
}
}
}
}
public void TestPollerDispose()
{
const int timerIntervalMillis = 10;
var timer = new NetMQTimer(TimeSpan.FromMilliseconds(timerIntervalMillis));
var signal = new ManualResetEvent(false);
var count = 0;
timer.Elapsed += (a, s) =>
{
if (count++ == 5)
signal.Set();
};
Poller poller;
using (poller = new Poller(timer) { PollTimeout = TestPollTimeoutMillis })
{
poller.PollTillCancelledNonBlocking();
Assert.IsTrue(signal.WaitOne(500));
Assert.IsTrue(poller.IsStarted);
Assert.Throws<InvalidOperationException>(() => poller.PollTillCancelled());
}
Assert.IsFalse(poller.IsStarted);
Assert.Throws<ObjectDisposedException>(() => poller.PollTillCancelled());
Assert.Throws<ObjectDisposedException>(() => poller.CancelAndJoin());
Assert.Throws<ObjectDisposedException>(() => poller.AddTimer(timer));
Assert.Throws<ObjectDisposedException>(() => poller.RemoveTimer(timer));
}
public void SimpleTimer()
{
// TODO it is not really clear what this test is actually testing -- maybe split it into a few smaller tests
using (var context = NetMQContext.Create())
using (var router = context.CreateRouterSocket())
using (var dealer = context.CreateDealerSocket())
using (var poller = new Poller(router) { PollTimeout = TestPollTimeoutMillis })
{
int port = router.BindRandomPort("tcp://127.0.0.1");
dealer.Connect("tcp://127.0.0.1:" + port);
bool messageArrived = false;
router.ReceiveReady += (s, a) =>
{
Assert.IsFalse(messageArrived);
router.Receive();
router.Receive();
messageArrived = true;
};
bool timerTriggered = false;
int count = 0;
const int timerIntervalMillis = 100;
var timer = new NetMQTimer(TimeSpan.FromMilliseconds(timerIntervalMillis));
timer.Elapsed += (a, s) =>
{
// the timer should jump before the message
Assert.IsFalse(messageArrived);
timerTriggered = true;
timer.Enable = false;
count++;
};
poller.AddTimer(timer);
poller.PollTillCancelledNonBlocking();
Thread.Sleep(150);
dealer.Send("hello");
Thread.Sleep(300);
poller.CancelAndJoin();
Assert.IsTrue(messageArrived);
Assert.IsTrue(timerTriggered);
Assert.AreEqual(1, count);
}
}
public void RunMultipleTimes()
{
int count = 0;
const int timerIntervalMillis = 20;
var timer = new NetMQTimer(TimeSpan.FromMilliseconds(timerIntervalMillis));
timer.Elapsed += (a, s) =>
{
count++;
if (count == 3)
{
timer.Enable = false;
}
};
using (var poller = new Poller(timer) { PollTimeout = TestPollTimeoutMillis })
{
poller.PollTillCancelledNonBlocking();
Thread.Sleep(timerIntervalMillis * 6);
poller.CancelAndJoin();
Assert.AreEqual(3, count);
}
}
public void ResponsePoll()
{
using (var context = NetMQContext.Create())
using (var rep = context.CreateResponseSocket())
using (var req = context.CreateRequestSocket())
using (var poller = new Poller(rep) { PollTimeout = TestPollTimeoutMillis })
{
int port = rep.BindRandomPort("tcp://127.0.0.1");
req.Connect("tcp://127.0.0.1:" + port);
rep.ReceiveReady += (s, a) =>
{
bool more;
Assert.AreEqual("Hello", a.Socket.ReceiveString(out more));
Assert.False(more);
a.Socket.Send("World");
};
poller.PollTillCancelledNonBlocking();
req.Send("Hello");
bool more2;
Assert.AreEqual("World", req.ReceiveString(out more2));
Assert.IsFalse(more2);
poller.CancelAndJoin();
}
}
public void RemoveTimer()
{
using (var context = NetMQContext.Create())
using (var router = context.CreateRouterSocket())
using (var dealer = context.CreateDealerSocket())
using (var poller = new Poller(router) { PollTimeout = TestPollTimeoutMillis })
{
int port = router.BindRandomPort("tcp://127.0.0.1");
dealer.Connect("tcp://127.0.0.1:" + port);
bool timerTriggered = false;
var timer = new NetMQTimer(TimeSpan.FromMilliseconds(100));
timer.Elapsed += (a, s) => { timerTriggered = true; };
// the timer will jump after 100ms
poller.AddTimer(timer);
bool messageArrived = false;
router.ReceiveReady += (s, a) =>
{
bool isMore;
router.Receive(out isMore);
router.Receive(out isMore);
messageArrived = true;
poller.RemoveTimer(timer);
};
poller.PollTillCancelledNonBlocking();
Thread.Sleep(20);
dealer.Send("hello");
Thread.Sleep(300);
poller.CancelAndJoin();
Assert.IsTrue(messageArrived);
Assert.IsFalse(timerTriggered);
}
}
public void RemoveSocket()
{
using (var context = NetMQContext.Create())
using (var router1 = context.CreateRouterSocket())
using (var router2 = context.CreateRouterSocket())
using (var router3 = context.CreateRouterSocket())
using (var dealer1 = context.CreateDealerSocket())
using (var dealer2 = context.CreateDealerSocket())
using (var dealer3 = context.CreateDealerSocket())
using (var poller = new Poller(router1, router2, router3) { PollTimeout = TestPollTimeoutMillis })
{
int port1 = router1.BindRandomPort("tcp://127.0.0.1");
int port2 = router2.BindRandomPort("tcp://127.0.0.1");
int port3 = router3.BindRandomPort("tcp://127.0.0.1");
dealer1.Connect("tcp://127.0.0.1:" + port1);
dealer2.Connect("tcp://127.0.0.1:" + port2);
dealer3.Connect("tcp://127.0.0.1:" + port3);
bool first = true;
router1.ReceiveReady += (s, a) =>
{
if (!first)
Assert.Fail("This should not happen because we cancelled the socket");
first = false;
// identity
a.Socket.Receive();
bool more;
Assert.AreEqual("Hello", a.Socket.ReceiveString(out more));
Assert.False(more);
// cancelling the socket
poller.RemoveSocket(a.Socket); // remove self
};
router2.ReceiveReady += (s, a) =>
{
// identity
byte[] identity = a.Socket.Receive();
// message
a.Socket.Receive();
a.Socket.SendMore(identity);
a.Socket.Send("2");
};
router3.ReceiveReady += (s, a) =>
{
// identity
byte[] identity = a.Socket.Receive();
// message
a.Socket.Receive();
a.Socket.SendMore(identity).Send("3");
};
Task pollerTask = Task.Factory.StartNew(poller.PollTillCancelled);
// Send three messages. Only the first will be processes, as then handler removes
// the socket from the poller.
dealer1.Send("Hello");
dealer1.Send("Hello2");
dealer1.Send("Hello3");
// making sure the socket defined before the one cancelled still works
dealer2.Send("1");
Assert.AreEqual("2", dealer2.ReceiveString());
// making sure the socket defined after the one cancelled still works
dealer3.Send("1");
Assert.AreEqual("3", dealer3.ReceiveString());
poller.CancelAndJoin();
Assert.IsTrue(pollerTask.IsCompleted);
}
}
public void AddSocketAfterRemoving()
{
using (NetMQContext contex = NetMQContext.Create())
{
// we are using three responses to make sure we actually move the correct socket and other sockets still work
using (var router = contex.CreateRouterSocket())
using (var router2 = contex.CreateRouterSocket())
using (var router3 = contex.CreateRouterSocket())
{
router.Bind("tcp://127.0.0.1:5002");
router2.Bind("tcp://127.0.0.1:5003");
router3.Bind("tcp://127.0.0.1:5004");
using (var dealer = contex.CreateDealerSocket())
using (var dealer2 = contex.CreateDealerSocket())
using (var dealer3 = contex.CreateDealerSocket())
using (Poller poller = new Poller())
{
dealer.Connect("tcp://127.0.0.1:5002");
dealer2.Connect("tcp://127.0.0.1:5003");
dealer3.Connect("tcp://127.0.0.1:5004");
bool router1arrived = false;
bool router2arrived = false;
bool router3arrived = false;
bool more;
router.ReceiveReady += (s, a) =>
{
router1arrived = true;
router.Receive(out more);
router.Receive(out more);
poller.RemoveSocket(router);
};
poller.AddSocket(router);
router3.ReceiveReady += (s, a) =>
{
router3.Receive(out more);
router3.Receive(out more);
router3arrived = true;
};
router2.ReceiveReady += (s, a) =>
{
router2arrived = true;
router2.Receive(out more);
router2.Receive(out more);
poller.AddSocket(router3);
};
poller.AddSocket(router2);
Task task = Task.Factory.StartNew(poller.Start);
dealer.Send("1");
Thread.Sleep(300);
dealer2.Send("2");
Thread.Sleep(300);
dealer3.Send("3");
Thread.Sleep(300);
poller.Stop(true);
task.Wait();
Assert.IsTrue(router1arrived);
Assert.IsTrue(router2arrived);
Assert.IsTrue(router3arrived);
}
}
}
}
public void TwoTimers()
{
var timer1 = new NetMQTimer(TimeSpan.FromMilliseconds(52));
var timer2 = new NetMQTimer(TimeSpan.FromMilliseconds(40));
int count = 0;
int count2 = 0;
var signal1 = new ManualResetEvent(false);
var signal2 = new ManualResetEvent(false);
timer1.Elapsed += (a, s) =>
{
count++;
timer1.Enable = false;
timer2.Enable = false;
signal1.Set();
};
timer2.Elapsed += (s, a) =>
{
count2++;
signal2.Set();
};
using (var poller = new Poller(timer1, timer2) { PollTimeout = TestPollTimeoutMillis })
{
poller.PollTillCancelledNonBlocking();
Assert.IsTrue(signal1.WaitOne(300));
Assert.IsTrue(signal2.WaitOne(300));
poller.CancelAndJoin();
}
Assert.AreEqual(1, count);
Assert.AreEqual(1, count2);
}
public void ChangeTimerInterval()
{
using (NetMQContext contex = NetMQContext.Create())
using (Poller poller = new Poller())
{
int count = 0;
NetMQTimer timer = new NetMQTimer(TimeSpan.FromMilliseconds(10));
Stopwatch stopwatch = new Stopwatch();
long length1 = 0;
long length2 = 0;
timer.Elapsed += (a, s) =>
{
count++;
if (count == 1)
{
stopwatch.Start();
}
else if (count == 2)
{
length1 = stopwatch.ElapsedMilliseconds;
timer.Interval = 20;
stopwatch.Restart();
}
else if (count == 3)
{
length2 = stopwatch.ElapsedMilliseconds;
stopwatch.Stop();
timer.Enable = false;
}
};
poller.AddTimer(timer);
Task.Factory.StartNew(poller.Start);
Thread.Sleep(500);
poller.Stop();
Assert.AreEqual(3, count);
Console.WriteLine("Length1:{0}, Length2:{1}", length1, length2);
Assert.GreaterOrEqual(length1, 8);
Assert.LessOrEqual(length1, 12);
Assert.GreaterOrEqual(length2, 18);
Assert.LessOrEqual(length2, 22);
}
}
public void AddSocketDuringWork()
{
using (var context = NetMQContext.Create())
using (var router1 = context.CreateRouterSocket())
using (var router2 = context.CreateRouterSocket())
using (var dealer1 = context.CreateDealerSocket())
using (var dealer2 = context.CreateDealerSocket())
using (var poller = new Poller(router1) { PollTimeout = TestPollTimeoutMillis })
{
int port1 = router1.BindRandomPort("tcp://127.0.0.1");
int port2 = router2.BindRandomPort("tcp://127.0.0.1");
dealer1.Connect("tcp://127.0.0.1:" + port1);
dealer2.Connect("tcp://127.0.0.1:" + port2);
bool router1arrived = false;
bool router2arrived = false;
var signal1 = new ManualResetEvent(false);
var signal2 = new ManualResetEvent(false);
router1.ReceiveReady += (s, a) =>
{
router1.Receive();
router1.Receive();
router1arrived = true;
poller.AddSocket(router2);
signal1.Set();
};
router2.ReceiveReady += (s, a) =>
{
router2.Receive();
router2.Receive();
router2arrived = true;
signal2.Set();
};
poller.PollTillCancelledNonBlocking();
dealer1.Send("1");
Assert.IsTrue(signal1.WaitOne(300));
dealer2.Send("2");
Assert.IsTrue(signal1.WaitOne(300));
poller.CancelAndJoin();
Assert.IsTrue(router1arrived);
Assert.IsTrue(router2arrived);
}
}
public void ResponsePoll()
{
using (NetMQContext contex = NetMQContext.Create())
{
using (var rep = contex.CreateResponseSocket())
{
rep.Bind("tcp://127.0.0.1:5002");
using (var req = contex.CreateRequestSocket())
using (Poller poller = new Poller())
{
req.Connect("tcp://127.0.0.1:5002");
rep.ReceiveReady += (s, a) =>
{
bool more;
string m = a.Socket.ReceiveString(out more);
Assert.False(more);
Assert.AreEqual("Hello", m);
a.Socket.Send("World");
};
poller.AddSocket(rep);
Task pollerTask = Task.Factory.StartNew(poller.Start);
req.Send("Hello");
bool more2;
string m1 = req.ReceiveString(out more2);
Assert.IsFalse(more2);
Assert.AreEqual("World", m1);
poller.Stop();
Thread.Sleep(100);
Assert.IsTrue(pollerTask.IsCompleted);
}
}
}
}
public void EnableTimer()
{
using (NetMQContext contex = NetMQContext.Create())
{
Poller poller = new Poller();
int count = 0;
NetMQTimer timer = new NetMQTimer(TimeSpan.FromMilliseconds(20));
NetMQTimer timer2 = new NetMQTimer(TimeSpan.FromMilliseconds(20));
timer.Elapsed += (a, s) =>
{
count++;
if (count == 1)
{
timer2.Enable = true;
timer.Enable = false;
}
else if (count == 2)
{
timer.Enable = false;
}
};
int count2 = 0;
timer2.Elapsed += (s, a) =>
{
timer.Enable = true;
timer2.Enable = false;
count2++;
};
timer2.Enable = false;
poller.AddTimer(timer);
poller.AddTimer(timer2);
Task.Factory.StartNew(poller.Start);
Thread.Sleep(300);
poller.Stop();
Assert.AreEqual(2, count);
Assert.AreEqual(1, count2);
}
}
public void TestPollerDispose()
{
using (NetMQContext contex = NetMQContext.Create())
{
int count = 0;
NetMQTimer timer = new NetMQTimer(TimeSpan.FromMilliseconds(10));
Stopwatch stopwatch = new Stopwatch();
long length1 = 0;
long length2 = 0;
timer.Elapsed += (a, s) =>
{
count++;
if (count == 1)
{
stopwatch.Start();
}
else if (count == 2)
{
length1 = stopwatch.ElapsedMilliseconds;
timer.Interval = 20;
stopwatch.Restart();
}
else if (count == 3)
{
length2 = stopwatch.ElapsedMilliseconds;
stopwatch.Stop();
timer.Enable = false;
}
};
Poller poller;
using (poller = new Poller(timer))
{
Task task = Task.Factory.StartNew(poller.Start);
Thread.Sleep(500);
Assert.Throws<InvalidOperationException>(() => { poller.Start(); });
}
Assert.That(!poller.IsStarted);
Assert.Throws<ObjectDisposedException>(() => { poller.Start(); });
Assert.Throws<ObjectDisposedException>(() => { poller.Stop(); });
Assert.Throws<ObjectDisposedException>(() => { poller.AddTimer(timer); });
Assert.Throws<ObjectDisposedException>(() => { poller.RemoveTimer(timer); });
Assert.AreEqual(3, count);
Console.WriteLine("Length1:{0}, Length2:{1}", length1, length2);
Assert.GreaterOrEqual(length1, 8);
Assert.LessOrEqual(length1, 12);
Assert.GreaterOrEqual(length2, 18);
Assert.LessOrEqual(length2, 22);
}
}
public void Unplug()
{
Debug.Assert(m_poller != null);
// Forget about old poller in preparation to be migrated
// to a different I/O thread.
m_poller = null;
m_handler = null;
}
// Using this function reaper thread ask the socket to register with
// its poller.
public void StartReaping(Poller poller)
{
// Plug the socket to the reaper thread.
m_poller = poller;
m_handle = m_mailbox.FD;
m_poller.AddFD(m_handle, this);
m_poller.SetPollin(m_handle);
// Initialise the termination and check whether it can be deallocated
// immediately.
Terminate();
CheckDestroy();
}
public void ChangeTimerInterval()
{
int count = 0;
const int timerIntervalMillis = 10;
var timer = new NetMQTimer(TimeSpan.FromMilliseconds(timerIntervalMillis));
var stopwatch = new Stopwatch();
long length1 = 0;
long length2 = 0;
timer.Elapsed += (a, s) =>
{
count++;
if (count == 1)
{
stopwatch.Start();
}
else if (count == 2)
{
length1 = stopwatch.ElapsedMilliseconds;
timer.Interval = 20;
stopwatch.Restart();
}
else if (count == 3)
{
length2 = stopwatch.ElapsedMilliseconds;
stopwatch.Stop();
timer.Enable = false;
}
};
using (var poller = new Poller(timer) { PollTimeout = TestPollTimeoutMillis })
{
poller.PollTillCancelledNonBlocking();
Thread.Sleep(timerIntervalMillis * 6);
poller.CancelAndJoin();
}
Assert.AreEqual(3, count);
Assert.AreEqual(10.0, length1, 2.0);
Assert.AreEqual(20.0, length2, 2.0);
}
public void Monitoring()
{
var listeningEvent = new ManualResetEvent(false);
var acceptedEvent = new ManualResetEvent(false);
var connectedEvent = new ManualResetEvent(false);
using (var context = NetMQContext.Create())
using (var rep = context.CreateResponseSocket())
using (var req = context.CreateRequestSocket())
using (var poller = new Poller { PollTimeout = TestPollTimeoutMillis })
using (var repMonitor = new NetMQMonitor(context, rep, "inproc://rep.inproc", SocketEvent.Accepted | SocketEvent.Listening))
using (var reqMonitor = new NetMQMonitor(context, req, "inproc://req.inproc", SocketEvent.Connected))
{
repMonitor.Accepted += (s, a) => acceptedEvent.Set();
repMonitor.Listening += (s, a) => listeningEvent.Set();
repMonitor.AttachToPoller(poller);
int port = rep.BindRandomPort("tcp://127.0.0.1");
reqMonitor.Connected += (s, a) => connectedEvent.Set();
reqMonitor.AttachToPoller(poller);
poller.PollTillCancelledNonBlocking();
req.Connect("tcp://127.0.0.1:" + port);
req.Send("a");
rep.ReceiveString();
rep.Send("b");
req.ReceiveString();
Assert.IsTrue(listeningEvent.WaitOne(300));
Assert.IsTrue(connectedEvent.WaitOne(300));
Assert.IsTrue(acceptedEvent.WaitOne(300));
poller.CancelAndJoin();
}
}
public void NativeSocket()
{
using (var context = NetMQContext.Create())
using (var streamServer = context.CreateStreamSocket())
using (var socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
int port = streamServer.BindRandomPort("tcp://*");
socket.Connect("127.0.0.1", port);
var buffer = new byte[] { 1 };
socket.Send(buffer);
byte[] identity = streamServer.Receive();
byte[] message = streamServer.Receive();
Assert.AreEqual(buffer[0], message[0]);
var socketSignal = new ManualResetEvent(false);
var poller = new Poller { PollTimeout = TestPollTimeoutMillis };
poller.AddPollInSocket(socket, s =>
{
socket.Receive(buffer);
socketSignal.Set();
// removing the socket
poller.RemovePollInSocket(socket);
});
poller.PollTillCancelledNonBlocking();
// no message is waiting for the socket so it should fail
Assert.IsFalse(socketSignal.WaitOne(100));
// sending a message back to the socket
streamServer.SendMore(identity).Send("a");
Assert.IsTrue(socketSignal.WaitOne(100));
socketSignal.Reset();
// sending a message back to the socket
streamServer.SendMore(identity).Send("a");
// we remove the native socket so it should fail
Assert.IsFalse(socketSignal.WaitOne(100));
poller.CancelAndJoin();
}
}
// When migrating an object from one I/O thread to another, first
// unplug it, then migrate it, then plug it to the new thread.
public void Plug(IOThread ioThread)
{
Debug.Assert(ioThread != null);
Debug.Assert(m_poller == null);
// Retrieve the poller from the thread we are running in.
m_poller = ioThread.GetPoller ();
}
public void AddTwoSocketAfterRemoving()
{
using (var context = NetMQContext.Create())
using (var router1 = context.CreateRouterSocket())
using (var router2 = context.CreateRouterSocket())
using (var router3 = context.CreateRouterSocket())
using (var router4 = context.CreateRouterSocket())
using (var dealer1 = context.CreateDealerSocket())
using (var dealer2 = context.CreateDealerSocket())
using (var dealer3 = context.CreateDealerSocket())
using (var dealer4 = context.CreateDealerSocket())
using (var poller = new Poller(router1, router2) { PollTimeout = TestPollTimeoutMillis })
{
int port1 = router1.BindRandomPort("tcp://127.0.0.1");
int port2 = router2.BindRandomPort("tcp://127.0.0.1");
int port3 = router3.BindRandomPort("tcp://127.0.0.1");
int port4 = router4.BindRandomPort("tcp://127.0.0.1");
dealer1.Connect("tcp://127.0.0.1:" + port1);
dealer2.Connect("tcp://127.0.0.1:" + port2);
dealer3.Connect("tcp://127.0.0.1:" + port3);
dealer4.Connect("tcp://127.0.0.1:" + port4);
int router1arrived = 0;
int router2arrived = 0;
bool router3arrived = false;
bool router4arrived = false;
var signal1 = new ManualResetEvent(false);
var signal2 = new ManualResetEvent(false);
var signal3 = new ManualResetEvent(false);
var signal4 = new ManualResetEvent(false);
router1.ReceiveReady += (s, a) =>
{
router1arrived++;
router1.Receive();
router1.Receive();
poller.RemoveSocket(router1);
signal1.Set();
};
router2.ReceiveReady += (s, a) =>
{
router2arrived++;
router2.Receive();
router2.Receive();
if (router2arrived == 1)
{
poller.AddSocket(router3);
poller.AddSocket(router4);
signal2.Set();
}
};
router3.ReceiveReady += (s, a) =>
{
router3.Receive();
router3.Receive();
router3arrived = true;
signal3.Set();
};
router4.ReceiveReady += (s, a) =>
{
router4.Receive();
router4.Receive();
router4arrived = true;
signal4.Set();
};
poller.PollTillCancelledNonBlocking();
dealer1.Send("1");
Assert.IsTrue(signal1.WaitOne(300));
dealer2.Send("2");
Assert.IsTrue(signal2.WaitOne(300));
dealer3.Send("3");
dealer4.Send("4");
dealer2.Send("2");
dealer1.Send("1");
Assert.IsTrue(signal3.WaitOne(300));
Assert.IsTrue(signal4.WaitOne(300));
poller.CancelAndJoin();
bool more;
router1.Receive(true, out more);
Assert.IsTrue(more);
router1.Receive(true, out more);
Assert.IsFalse(more);
Assert.AreEqual(1, router1arrived);
Assert.AreEqual(2, router2arrived);
Assert.IsTrue(router3arrived);
Assert.IsTrue(router4arrived);
}
}