def handle(self):
input = self.request.input
if input.bind_port and is_port_taken(input.bind_port):
self.logger.warn('Cannot bind Zero MQ channel `%s` to TCP port %s (already taken)', input.name, input.bind_port)
else:
self.server.worker_store.zmq_channel_create(self.request.input)
# ################################################################################################################################
def get_free_tcp_port(start=40000, stop=40500):
""" Iterates between start and stop, returning first free TCP port. Must not be used except for tests because
it comes with a race condition - another process may want to bind the port we find before our caller does.
"""
for port in xrange(start, stop):
if not is_port_taken(port):
return port
else:
raise Exception('Could not find any free TCP port between {} and {}'.format(start, stop))
def ensure_port_free(self, prefix, port, address):
if is_port_taken(port):
raise Exception(
'{} check failed. Address `{}` already taken.'.format(
prefix, address))
def ensure_port_free(self, prefix, port, address):
if is_port_taken(port):
raise Exception('{} check failed. Address `{}` already taken.'.format(prefix, address))
