def unregister(self):
"""
Send an unregister message to the target.
"""
self._contChannel.send_json(UnregisterMsg(self._label))
logging.debug("Unregister message sent for %s." % self._label)
def testReceiverShutdownByCall(self):
# start a Receiver
rec = Receiver(self.addr, self.printer, self.ctrl)
rec.startReceiver() # non blocking call
workChann, contChann = self._getSenderChannels()
# send some messages to the receiver and shut it eventually
contChann.send_json(RegisterMsg("Receiver_t"))
workChann.send_json(Alert(Type="Alert", Level=20))
contChann.send_json(UnregisterMsg("Receiver_t"))
# now messages are sent so shutdown the Receiver by a convenience
# call, should block until the Receiver finishes, don't have to wait
rec.shutdown()
def testReceiverShutdownByMessage(self):
# start a Receiver
rec = Receiver(self.addr, self.printer, self.ctrl)
rec.startReceiver() # non blocking call
workChann, contChann = self._getSenderChannels()
# send some messages to the receiver and shut it eventually
contChann.send_json(RegisterMsg("Receiver_t"))
workChann.send_json(Alert(Type="Alert", Level=10))
contChann.send_json(UnregisterMsg("Receiver_t"))
# terminate the Receiver
contChann.send_json(ShutdownMsg())
# wait until the Receiver is properly shut
# this will not be necessary when shutting down by a call
while rec.isReady():
time.sleep(0.1)
def run(self):
"""
Start a sender and send some alert messages to
the Receiver.
"""
context = zmq.Context()
# set up a channel to send work
sender = context.socket(zmq.PUSH)
sender.connect(self.addr)
controller = context.socket(zmq.PUB)
controller.connect(self.ctrl)
controller.send_json(RegisterMsg("Receiver_t"))
for i in range(0, self.nAlerts):
a = Alert(Type="Alert", Level=i)
sender.send_json(a)
controller.send_json(UnregisterMsg("Receiver_t"))
controller.send_json(ShutdownMsg())
def testUnregisterMsg(self):
msg = UnregisterMsg("anotherlabel")
self.assertEqual(msg.key, "Unregister")
self.assertEqual(msg[msg.key], "anotherlabel")