def forward(sub_addr, pub_addr, topic='', rename_topic=None, bind=False):
context = zmq.Context()
in_sock = context.socket(zmq.SUB)
out_sock = context.socket(zmq.PUB)
if bind is True:
map_string_or_list_of_strings(in_sock.bind, sub_addr)
map_string_or_list_of_strings(out_sock.bind, pub_addr)
else:
map_string_or_list_of_strings(in_sock.connect, sub_addr)
map_string_or_list_of_strings(out_sock.connect, pub_addr)
in_sock.setsockopt(zmq.SUBSCRIBE, msg.createZmqFilter(topic))
if rename_topic is None:
zmq.device(zmq.FORWARDER, in_sock, out_sock)
else:
while (1):
out_sock.send(rename_message(in_sock.recv(), topic, rename_topic))
def subscribe(self, topic):
self.in_sock.setsockopt(zmq.SUBSCRIBE, msg.createZmqFilter(topic))
def test_createZmqFilterAny(self):
self.assertEqual(b'', msg.createZmqFilter(''))
def test_createZmqFilterForTopic(self):
self.assertEqual(b'hello/world\x00',
msg.createZmqFilter('hello/world'))
def test_createZmqFilterForNamespace(self):
self.assertEqual(b'hello/',
msg.createZmqFilter('hello/'))
def subscribe(self, topic):
self.in_sock.setsockopt(zmq.SUBSCRIBE, msg.createZmqFilter(topic))
