def test_14_proxy(self):
# With proxy elements
print "Add a proxy setup to the end to end chain pub->proxy.req->proxy.rep->pub->sub"
sender = ZmqSender(zmq_pub_endpoint="tcp://*:57000")
proxy_sub_req_thread = ZmqProxySub2ReqThread(zmq_sub_connect_addresses=['tcp://localhost:57000'], zmq_req_connect_addresses=["tcp://localhost:57001"], username_req="username", password_req="password")
proxy_sub_req_thread.start()
proxy_rep_pub_thread = ZmqProxyRep2PubThread(zmq_rep_bind_address='tcp://*:57001', zmq_pub_bind_address='tcp://*:57002', username_rep="username", password_rep="password")
proxy_rep_pub_thread.start()
receiver_thread = ZmqReceiverThread(zmq_sub_connect_addresses=["tcp://localhost:57002"])
receiver_thread.start()
# Take 0.5 second for sockets to connect to prevent 'slow joiner' problem
time.sleep(0.5)
sender.send("test")
# Sleep for pub/sub not guaranteed to be done on completing send_pub_socket
time.sleep(1)
print "last received message by proxy_sub_req_thread: {0}".format(proxy_sub_req_thread.last_received_message())
print "last received message by proxy_rep_pub_thread: {0}".format(proxy_rep_pub_thread.last_received_message())
print "last received message by receiver_thread: {0}".format(receiver_thread.last_received_message())
self.assertEqual(receiver_thread.last_received_message(), 'test')
receiver_thread.stop()
receiver_thread.join()
proxy_sub_req_thread.stop()
proxy_sub_req_thread.join()
proxy_rep_pub_thread.stop()
proxy_rep_pub_thread.join()
sender.destroy()
# Cleaning up sockets takes some time
time.sleep(1)
def test_02_req_rep_sockets_over_inproc(self):
# Basic send/receive over REQ/REP sockets
print "Test if sending works over REQ/REP socket using inproc, includes a username/password"
sender = ZmqSender(zmq_req_endpoints=["inproc://test"], username="******", password="******")
receiver_thread = ZmqReceiverThread(zmq_rep_bind_address="inproc://test", username="******", password="******")
receiver_thread.start()
sender.send("test", time_out_waiting_for_response_in_sec=3)
self.assertEquals(receiver_thread.last_received_message(), 'test')
print "Test if sending wrong password over REP/REQ connection results in error (actually timeout)"
sender = ZmqSender(zmq_req_endpoints=["inproc://test"], username="******", password="******")
try:
sender.send("test", time_out_waiting_for_response_in_sec=3)
print "Error. Did get answer from remote system which was not expected"
except:
# Could not send message, which is ok in this case
print "Success."
receiver_thread.stop()
receiver_thread.join()
sender.destroy()
# Cleaning up sockets takes some time
time.sleep(1)
def test_14_proxy(self):
# With proxy elements
print(
"Add a proxy setup to the end to end chain pub->proxy.req->proxy.rep->pub->sub"
)
sender = ZmqSender(zmq_pub_endpoint="tcp://*:57000")
proxy_sub_req_thread = ZmqProxySub2ReqThread(
zmq_sub_connect_addresses=['tcp://localhost:57000'],
zmq_req_connect_addresses=["tcp://localhost:57001"],
username_req="username",
password_req="password")
proxy_sub_req_thread.start()
proxy_rep_pub_thread = ZmqProxyRep2PubThread(
zmq_rep_bind_address='tcp://*:57001',
zmq_pub_bind_address='tcp://*:57002',
username_rep="username",
password_rep="password")
proxy_rep_pub_thread.start()
receiver_thread = ZmqReceiverThread(
zmq_sub_connect_addresses=["tcp://localhost:57002"])
receiver_thread.start()
# Take 0.5 second for sockets to connect to prevent 'slow joiner' problem
time.sleep(0.5)
sender.send("test")
# Sleep for pub/sub not guaranteed to be done on completing send_pub_socket
time.sleep(1)
print("last received message by proxy_sub_req_thread: {0}".format(
proxy_sub_req_thread.last_received_message()))
print("last received message by proxy_rep_pub_thread: {0}".format(
proxy_rep_pub_thread.last_received_message()))
print("last received message by receiver_thread: {0}".format(
receiver_thread.last_received_message()))
self.assertEqual(receiver_thread.last_received_message(), 'test')
receiver_thread.stop()
receiver_thread.join()
proxy_sub_req_thread.stop()
proxy_sub_req_thread.join()
proxy_rep_pub_thread.stop()
proxy_rep_pub_thread.join()
sender.destroy()
# Cleaning up sockets takes some time
time.sleep(1)
def test_04_pub_sub_without_passwords_over_inproc(self):
# Basic send/receive over PUB/SUB sockets
print("Test if sending works over PUB/SUB sockets without passwords")
sender = ZmqSender(zmq_pub_endpoint="inproc://my_test")
receiver_thread = ZmqReceiverThread(
zmq_sub_connect_addresses=["inproc://my_test"])
receiver_thread.start()
# Take 0.5 second for sockets to connect to prevent 'slow joiner' problem
time.sleep(0.5)
sender.send("test")
# Sleep for pub/sub not guaranteed to be done on completing send_pub_socket
time.sleep(0.1)
self.assertEqual(receiver_thread.last_received_message(), 'test')
receiver_thread.stop()
receiver_thread.join()
sender.destroy()
# Cleaning up sockets takes some time
time.sleep(1)
def test_02_req_rep_sockets_over_inproc(self):
# Basic send/receive over REQ/REP sockets
print(
"Test if sending works over REQ/REP socket using inproc, includes a username/password"
)
sender = ZmqSender(zmq_req_endpoints=["inproc://test"],
username="******",
password="******")
receiver_thread = ZmqReceiverThread(
zmq_rep_bind_address="inproc://test",
username="******",
password="******")
receiver_thread.start()
sender.send("test", time_out_waiting_for_response_in_sec=3)
self.assertEquals(receiver_thread.last_received_message(), 'test')
print(
"Test if sending wrong password over REP/REQ connection results in error (actually timeout)"
)
sender = ZmqSender(zmq_req_endpoints=["inproc://test"],
username="******",
password="******")
try:
sender.send("test", time_out_waiting_for_response_in_sec=3)
print(
"Error. Did get answer from remote system which was not expected"
)
except:
# Could not send message, which is ok in this case
print("Success.")
receiver_thread.stop()
receiver_thread.join()
sender.destroy()
# Cleaning up sockets takes some time
time.sleep(1)
def test_03_pub_sub_without_passwords(self):
# Basic send/receive over PUB/SUB sockets
print "Test if sending works over PUB/SUB sockets without passwords"
sender = ZmqSender(zmq_pub_endpoint="tcp://*:47001")
receiver_thread = ZmqReceiverThread(zmq_sub_connect_addresses=["tcp://localhost:47001"])
receiver_thread.start()
# Take 0.5 second for sockets to connect to prevent 'slow joiner' problem
time.sleep(0.5)
sender.send("test")
# Sleep for pub/sub not guaranteed to be done on completing send_pub_socket
time.sleep(0.1)
self.assertEqual(receiver_thread.last_received_message(), 'test')
receiver_thread.stop()
receiver_thread.join()
sender.destroy()
# Cleaning up sockets takes some time
time.sleep(1)
def test_10_pub_sub_timeout_per_socket(self):
# Basic send/receive over PUB/SUB sockets
print("Test a timeout per socket")
sender = ZmqSender(zmq_pub_endpoint="tcp://*:47001")
receiver_thread = ZmqReceiverThread(
zmq_sub_connect_addresses=[("tcp://localhost:47001", 3)],
recreate_sockets_on_timeout_of_sec=10)
receiver_thread.start()
# Slow joiner
time.sleep(0.1)
first_socket = receiver_thread.receiver.sub_sockets[0].zmq_socket
sender.send("test")
# Take 2 seconds to see if it works in case of within the 3 seconds window.
time.sleep(2)
self.assertEqual(receiver_thread.last_received_message(), 'test')
# Now send another but with 2 seconds delay, which should be ok, followed by 4 heartbeats.
# Socket should not be refreshed.
sender.send("test2")
time.sleep(2)
sender.send_heartbeat()
time.sleep(2)
sender.send_heartbeat()
time.sleep(2)
sender.send_heartbeat()
time.sleep(2)
sender.send_heartbeat()
self.assertEqual(receiver_thread.last_received_message(), 'test2')
self.assertEqual(receiver_thread.receiver.sub_sockets[0].zmq_socket,
first_socket)
# Now send another but with 4 seconds delay, which should restart the sockets, but message should arrive
sender.send("test3")
time.sleep(4)
self.assertEqual(receiver_thread.last_received_message(), 'test3')
second_socket = receiver_thread.receiver.sub_sockets[0].zmq_socket
self.assertNotEqual(second_socket, first_socket)
# Now send another but with 2 seconds delay, which should be ok
sender.send("test4")
time.sleep(2)
self.assertEqual(receiver_thread.last_received_message(), 'test4')
self.assertEqual(receiver_thread.receiver.sub_sockets[0].zmq_socket,
second_socket)
receiver_thread.stop()
receiver_thread.join()
sender.destroy()
# Cleaning up sockets takes some time
time.sleep(1)
def test_10_pub_sub_timeout_per_socket(self):
# Basic send/receive over PUB/SUB sockets
print "Test a timeout per socket"
sender = ZmqSender(zmq_pub_endpoint="tcp://*:47001")
receiver_thread = ZmqReceiverThread(zmq_sub_connect_addresses=[("tcp://localhost:47001", 3)], recreate_sockets_on_timeout_of_sec=10)
receiver_thread.start()
# Slow joiner
time.sleep(0.1)
first_socket = receiver_thread.receiver.sub_sockets[0].zmq_socket
sender.send("test")
# Take 2 seconds to see if it works in case of within the 3 seconds window.
time.sleep(2)
self.assertEqual(receiver_thread.last_received_message(), 'test')
# Now send another but with 2 seconds delay, which should be ok, followed by 4 heartbeats.
# Socket should not be refreshed.
sender.send("test2")
time.sleep(2)
sender.send_heartbeat()
time.sleep(2)
sender.send_heartbeat()
time.sleep(2)
sender.send_heartbeat()
time.sleep(2)
sender.send_heartbeat()
self.assertEqual(receiver_thread.last_received_message(), 'test2')
self.assertEqual(receiver_thread.receiver.sub_sockets[0].zmq_socket, first_socket)
# Now send another but with 4 seconds delay, which should restart the sockets, but message should arrive
sender.send("test3")
time.sleep(4)
self.assertEqual(receiver_thread.last_received_message(), 'test3')
second_socket = receiver_thread.receiver.sub_sockets[0].zmq_socket
self.assertNotEqual(second_socket, first_socket)
# Now send another but with 2 seconds delay, which should be ok
sender.send("test4")
time.sleep(2)
self.assertEqual(receiver_thread.last_received_message(), 'test4')
self.assertEqual(receiver_thread.receiver.sub_sockets[0].zmq_socket, second_socket)
receiver_thread.stop()
receiver_thread.join()
sender.destroy()
# Cleaning up sockets takes some time
time.sleep(1)
