def server_loop(self):
if CONF.oxp_ctl_privkey is not None and CONF.oxp_ctl_cert is not None:
if CONF.oxp_ca_certs is not None:
server = StreamServer(
(CONF.oxp_listen_host, CONF.oxp_ssl_listen_port),
domain_connection_factory,
# change into the real handler
keyfile=CONF.oxp_ctl_privkey,
certfile=CONF.oxp_ctl_cert,
cert_reqs=ssl.CERT_REQUIRED,
ca_certs=CONF.oxp_ca_certs,
ssl_version=ssl.PROTOCOL_TLSv1,
)
else:
server = StreamServer(
(CONF.oxp_listen_host, CONF.oxp_ssl_listen_port),
domain_connection_factory, # to change
keyfile=CONF.oxp_ctl_privkey,
certfile=CONF.oxp_ctl_cert,
ssl_version=ssl.PROTOCOL_TLSv1,
)
LOG.info("oxp super controller set up at:%s:%s " % (CONF.oxp_listen_host, CONF.oxp_ssl_listen_port))
else:
server = StreamServer(
(CONF.oxp_listen_host, CONF.oxp_tcp_listen_port), domain_connection_factory
) # to change
LOG.info("oxp super controller set up at:%s:%s " % (CONF.oxp_listen_host, CONF.oxp_tcp_listen_port))
# LOG.debug('loop')
server.serve_forever()
def server_loop(self):
if CONF.ctl_privkey is not None and CONF.ctl_cert is not None:
if CONF.ca_certs is not None:
server = StreamServer((CONF.ofp_listen_host,
CONF.ofp_ssl_listen_port),
datapath_connection_factory,
keyfile=CONF.ctl_privkey,
certfile=CONF.ctl_cert,
cert_reqs=ssl.CERT_REQUIRED,
ca_certs=CONF.ca_certs,
ssl_version=ssl.PROTOCOL_TLSv1)
else:
server = StreamServer((CONF.ofp_listen_host,
CONF.ofp_ssl_listen_port),
datapath_connection_factory,
keyfile=CONF.ctl_privkey,
certfile=CONF.ctl_cert,
ssl_version=ssl.PROTOCOL_TLSv1)
else:
server = StreamServer((CONF.ofp_listen_host,
CONF.ofp_tcp_listen_port),
datapath_connection_factory)
# LOG.debug('loop')
server.serve_forever()
class Server(object):
def __init__(self, *args):
super(Server, self).__init__()
self.clients = {} #client = controller
self.server = StreamServer(('0.0.0.0', 8888), self._connect)
self.topo = {}
def _connect(self, socket, address):
print 'connected address:%s' % str(address)
with contextlib.closing(Client(socket)) as client:
client.server = self
client_id = len(self.clients) + 1
client.set_id(client_id)
self.clients[client_id] = client
client.start()
def start(self):
hub.spawn(self.monitor)
print("Server start...")
self.server.serve_forever()
def monitor(self):
while True:
print self.topo
hub.sleep(2)
def __init__(self, *args):
super(GlobalController, self).__init__()
self.agents = {}
self.server = StreamServer(('0.0.0.0', 10807),
self._connection_factory)
self.cross_domain_links = [
] # ex: [{src: {dpid: 4, port: 3}, dst: {dpid: 1, port: 1} }]
self.hosts = {} # host -> domain number
def server_loop(self):
if CONF.ctl_privkey is not None and CONF.ctl_cert is not None:
if CONF.ca_certs is not None:
server = StreamServer(
(CONF.ofp_listen_host, CONF.ofp_ssl_listen_port),
datapath_connection_factory,
keyfile=CONF.ctl_privkey,
certfile=CONF.ctl_cert,
cert_reqs=ssl.CERT_REQUIRED,
ca_certs=CONF.ca_certs,
ssl_version=ssl.PROTOCOL_TLSv1)
else:
server = StreamServer(
(CONF.ofp_listen_host, CONF.ofp_ssl_listen_port),
datapath_connection_factory,
keyfile=CONF.ctl_privkey,
certfile=CONF.ctl_cert,
ssl_version=ssl.PROTOCOL_TLSv1)
else:
server = StreamServer(
(CONF.ofp_listen_host, CONF.ofp_tcp_listen_port),
datapath_connection_factory)
# LOG.debug('loop')
server.serve_forever()
def server_loop(self, ofp_tcp_listen_port, ofp_ssl_listen_port):
if CONF.ctl_privkey is not None and CONF.ctl_cert is not None:
if CONF.ca_certs is not None:
# (self, listen_info, handle=None, backlog=None,spawn='default', **ssl_args)
server = StreamServer(
(CONF.ofp_listen_host, ofp_ssl_listen_port),
datapath_connection_factory,
keyfile=CONF.ctl_privkey,
certfile=CONF.ctl_cert,
cert_reqs=ssl.CERT_REQUIRED,
ca_certs=CONF.ca_certs,
ssl_version=ssl.PROTOCOL_TLSv1)
else:
server = StreamServer(
(CONF.ofp_listen_host, ofp_ssl_listen_port),
datapath_connection_factory,
keyfile=CONF.ctl_privkey,
certfile=CONF.ctl_cert,
ssl_version=ssl.PROTOCOL_TLSv1)
else:
server = StreamServer((CONF.ofp_listen_host, ofp_tcp_listen_port),
datapath_connection_factory)
# LOG.debug('loop')
server.serve_forever()
def start(self):
super(RheaNLSocket, self).start()
log.debug("Netlink socket server listening on %s:%s", self.server_host,
self.server_port)
server_addr = ('localhost', 55652)
inisock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
inisock.connect(server_addr)
request = pickle.dumps(['ifaceTable'])
inisock.send(request)
msg = inisock.recv(8192)
if msg != 'None':
data = pickle.loads(msg)
self.ifaceTable = data[1]
request = pickle.dumps(['neighbourtable'])
inisock.send(request)
msg = inisock.recv(8192)
if msg != 'None':
data = pickle.loads(msg)
self.neighbours = data[1]
request = pickle.dumps(['get_unresolved'])
inisock.send(request)
msg = inisock.recv(8192)
if msg != 'None':
data = pickle.loads(msg)
self.unresolvedneighbours = data[1]
inisock.close()
for iface in self.ifaceTable:
log.info("Interface %s has address %s", iface['ifname'],
iface['mac-address'])
return hub.spawn(StreamServer((self.server_host, self.server_port),
self.loop).serve_forever)
def start(self):
super(BMPStation, self).start()
self.logger.debug("listening on %s:%s" % (self.server_host,
self.server_port))
return hub.spawn(StreamServer((self.server_host, self.server_port),
self.loop).serve_forever)
def start(self):
"""Start socket server."""
if self.socket_path:
stream_server = StreamServer((self.socket_path, None),
self._loop).serve_forever
self.thread = hub.spawn(stream_server)
return self.thread
def start(self):
"""Start socket server."""
if self.socket_path:
if os.path.exists(self.socket_path):
os.remove(self.socket_path)
return hub.spawn(
StreamServer((self.socket_path, None), self._loop).serve_forever)
return None
def start(self):
super(RheaRouteReceiver, self).start()
self.logger.debug("listening on %s:%s", self.server_host,
self.server_port)
return hub.spawn(
StreamServer((self.server_host, self.server_port),
self.loop).serve_forever)
def server_loop(self, ofp_tcp_listen_port, ofp_ssl_listen_port):
if CONF.ctl_privkey is not None and CONF.ctl_cert is not None:
if not hasattr(ssl, 'SSLContext'):
# anything less than python 2.7.9 supports only TLSv1
# or less, thus we choose TLSv1
ssl_args = {'ssl_version': ssl.PROTOCOL_TLSv1}
else:
# from 2.7.9 and versions 3.4+ ssl context creation is
# supported. Protocol_TLS from 2.7.13 and from 3.5.3
# replaced SSLv23. Functionality is similar.
if hasattr(ssl, 'PROTOCOL_TLS'):
p = 'PROTOCOL_TLS'
else:
p = 'PROTOCOL_SSLv23'
ssl_args = {'ssl_ctx': ssl.SSLContext(getattr(ssl, p))}
# Restrict non-safe versions
ssl_args['ssl_ctx'].options |= ssl.OP_NO_SSLv3 | ssl.OP_NO_SSLv2
if CONF.ca_certs is not None:
server = StreamServer((CONF.ofp_listen_host,
ofp_ssl_listen_port),
datapath_connection_factory,
keyfile=CONF.ctl_privkey,
certfile=CONF.ctl_cert,
cert_reqs=ssl.CERT_REQUIRED,
ca_certs=CONF.ca_certs, **ssl_args)
else:
server = StreamServer((CONF.ofp_listen_host,
ofp_ssl_listen_port),
datapath_connection_factory,
keyfile=CONF.ctl_privkey,
certfile=CONF.ctl_cert, **ssl_args)
else:
server = StreamServer((CONF.ofp_listen_host,
ofp_tcp_listen_port),
datapath_connection_factory)
# LOG.debug('loop')
server.serve_forever()
def server_loop(self, ofp_tcp_listen_port, ofp_ssl_listen_port):
if CONF.ctl_privkey is not None and CONF.ctl_cert is not None:
if not hasattr(ssl, 'SSLContext'):
# anything less than python 2.7.9 supports only TLSv1
# or less, thus we choose TLSv1
ssl_args = {'ssl_version': ssl.PROTOCOL_TLSv1}
elif sys.version_info >= (3, 7,):
# On Python3.7+ we can't wrap an SSLContext due to this bug:
# https://github.com/eventlet/eventlet/issues/526
# Lets assume the system has a new enough OpenSSL that
# SSL is fully disabled.
ssl_args = {'ssl_version': ssl.PROTOCOL_TLSv1}
else:
# from 2.7.9 and versions 3.4+ ssl context creation is
# supported. Protocol_TLS from 2.7.13 and from 3.5.3
# replaced SSLv23. Functionality is similar.
if hasattr(ssl, 'PROTOCOL_TLS'):
p = 'PROTOCOL_TLS'
else:
p = 'PROTOCOL_SSLv23'
ssl_args = {'ssl_ctx': ssl.SSLContext(getattr(ssl, p))}
# Restrict non-safe versions
ssl_args['ssl_ctx'].options |= ssl.OP_NO_SSLv3 | ssl.OP_NO_SSLv2
if CONF.ciphers is not None:
ssl_args['ciphers'] = CONF.ciphers
if CONF.ca_certs is not None:
server = StreamServer((CONF.ofp_listen_host,
ofp_ssl_listen_port),
datapath_connection_factory,
keyfile=CONF.ctl_privkey,
certfile=CONF.ctl_cert,
cert_reqs=ssl.CERT_REQUIRED,
ca_certs=CONF.ca_certs, **ssl_args)
else:
server = StreamServer((CONF.ofp_listen_host,
ofp_ssl_listen_port),
datapath_connection_factory,
keyfile=CONF.ctl_privkey,
certfile=CONF.ctl_cert, **ssl_args)
else:
server = StreamServer((CONF.ofp_listen_host,
ofp_tcp_listen_port),
datapath_connection_factory)
# LOG.debug('loop')
server.serve_forever()
def server_loop(self, ofp_tcp_listen_port, ofp_ssl_listen_port):
if CONF.ctl_privkey is not None and CONF.ctl_cert is not None:
if not hasattr(ssl, 'SSLContext'):
# anything less than python 2.7.9 supports only TLSv1
# or less, thus we choose TLSv1
ssl_args = {'ssl_version': ssl.PROTOCOL_TLSv1}
else:
# from 2.7.9 and versions 3.4+ ssl context creation is
# supported. Protocol_TLS from 2.7.13 and from 3.5.3
# replaced SSLv23. Functionality is similar.
if hasattr(ssl, 'PROTOCOL_TLS'):
p = 'PROTOCOL_TLS'
else:
p = 'PROTOCOL_SSLv23'
ssl_args = {'ssl_ctx': ssl.SSLContext(getattr(ssl, p))}
# Restrict non-safe versions
ssl_args['ssl_ctx'].options |= ssl.OP_NO_SSLv3 | ssl.OP_NO_SSLv2
if CONF.ciphers is not None:
ssl_args['ciphers'] = CONF.ciphers
if CONF.ca_certs is not None:
server = StreamServer((CONF.ofp_listen_host,
ofp_ssl_listen_port),
datapath_connection_factory,
keyfile=CONF.ctl_privkey,
certfile=CONF.ctl_cert,
cert_reqs=ssl.CERT_REQUIRED,
ca_certs=CONF.ca_certs, **ssl_args)
else:
server = StreamServer((CONF.ofp_listen_host,
ofp_ssl_listen_port),
datapath_connection_factory,
keyfile=CONF.ctl_privkey,
certfile=CONF.ctl_cert, **ssl_args)
else:
server = StreamServer((CONF.ofp_listen_host,
ofp_tcp_listen_port),
datapath_connection_factory)
# LOG.debug('loop')
server.serve_forever()
def __init__(self, main_server, listen_info, conn_factory):
StreamServer.__init__(self, listen_info, conn_factory, backlog=None)
self.main_server = main_server
self.logger = main_server.logger
def __init__(self, *args):
super(GlobalController, self).__init__()
self.agents = []
self.server = StreamServer(('0.0.0.0', 10807), self._connection_factory)
def __call__(self):
print "cliserver socket listening on port: %d" % CLI_SERVER_PORT
server = StreamServer(('0.0.0.0', CLI_SERVER_PORT), cli_client_factory)
server.serve_forever()
def __init__(self, *args):
super(Server, self).__init__()
self.clients = {} #client = controller
self.server = StreamServer(('0.0.0.0', 8888), self._connect)
self.topo = {}
def server_loop(self):
server = StreamServer(('::', BGP_TCP_PORT), self.handler)
LOG.info('BGP server starting...')
server.serve_forever()
def server_loop(self):
server = StreamServer(('::', BGP_TCP_PORT), self.handler)
print "Starting server..."
server.serve_forever()
class GlobalController(object):
def __init__(self, *args):
super(GlobalController, self).__init__()
self.agents = {}
self.server = StreamServer(('0.0.0.0', 10807),
self._connection_factory)
self.cross_domain_links = [
] # ex: [{src: {dpid: 4, port: 3}, dst: {dpid: 1, port: 1} }]
self.hosts = {} # host -> domain number
def _connection_factory(self, socket, address):
print 'connected socket:%s address:%s' % (socket, address)
with contextlib.closing(GlobalAgent(socket, address)) as agent:
agent.global_ctrn = self
agent_id = len(self.agents)
while agent_id in self.agents:
agent_id = (agent_id + 1) % MAX_AGENTS
agent.set_agent_id(agent_id)
self.agents[agent_id] = agent
agent.serve()
LOG.info('Remove agent %d', agent_id)
del self.agents[agent_id]
def start(self):
LOG.info('Waiting for connection.....')
self.server.serve_forever()
def print_agents_status(self):
for agent in self.agents:
print "%s:%s" % (
agent.address,
agent.__str__(),
)
def add_cross_domain_link(self, src, dst, agent_id):
src['agent_id'] = agent_id
link = {'src': src, 'dst': dst}
link_rev = {'src': dst, 'dst': src}
# ask for dpid
msg = json.dumps({'cmd': 'ask_dpid', 'dpid': dst['dpid']})
self.broad_cast(msg)
for _link in self.cross_domain_links:
if _link['src']['dpid'] == src['dpid'] and \
_link['src']['port'] == src['port']:
_link['src']['agent_id'] = agent_id
break
if _link['dst']['dpid'] == src['dpid'] and \
_link['dst']['port'] == src['port']:
_link['dst']['agent_id'] = agent_id
break
else:
self.cross_domain_links.append(link)
self.cross_domain_links.append(link_rev)
def broad_cast(self, msg):
for agent in self.agents.itervalues():
agent.send(msg)
def get_route(self, dst_host, agent):
'''
dst_host: mac address
agent: source domain(lc) agent
'''
if dst_host not in self.hosts:
msg = json.dumps({
'cmd': 'route_result',
'dpid': -1,
'port': -1,
'host': dst_host
})
LOG.debug('Unknown host %s', dst_host)
agent.send(msg)
return
# get source and destination
# from a? to a? (cross doamin)
dst_agent = self.hosts[dst_host]
src_agent_id = agent.agent_id
src = 'a%d' % (src_agent_id, )
dst = 'a%d' % (dst_agent.agent_id, )
# generate link between agents
links = self._get_agent_links()
# generate graph
g = nx.Graph()
g.add_edges_from(links)
path = []
if nx.has_path(g, src, dst):
path = nx.shortest_path(g, src, dst)
# we only need first two element and get output port
glink = self._get_agent_link(path[0], path[1])
# find output dpid and port
output_dpid = glink['src']['dpid']
output_port = glink['src']['port']
# send route result
msg = json.dumps({
'cmd': 'route_result',
'dpid': output_dpid,
'port': output_port,
'host': dst_host
})
LOG.debug('send route result to agent %d, %d:%d %s', agent.agent_id,
output_dpid, output_port, dst_host)
agent.send(msg)
def _get_agent_link(self, src, dst):
# convert a? to ?
src_agent_id = int(src[1:])
dst_agent_id = int(dst[1:])
for glink in self.cross_domain_links:
src = glink['src']
dst = glink['dst']
if src['agent_id'] == src_agent_id and \
dst['agent_id'] == dst_agent_id:
return glink
return None
def _get_agent_links(self):
'''
link: ('a1', 'a2')
'''
links = []
for glink in self.cross_domain_links:
src = glink['src']
dst = glink['dst']
if 'agent_id' in src and 'agent_id' in dst:
src = 'a%d' % (src['agent_id'], )
dst = 'a%d' % (dst['agent_id'], )
links.append((src, dst))
return links
def response_host(self, host, agent):
'''
actually, it use for get route
'''
self.hosts[host] = agent
LOG.debug('Add host %s to self.hosts', host)
def response_dpid(self, dpid, agent_id):
for link in self.cross_domain_links:
if link['src']['dpid'] == dpid:
link['src']['agent_id'] = agent_id
if link['dst']['dpid'] == dpid:
link['dst']['agent_id'] = agent_id
def server_loop(self):
server = StreamServer(('::', BGP_TCP_PORT), self.handler)
LOG.info('BGP server starting...')
server.serve_forever()
class GlobalController(object):
def __init__(self, *args):
super(GlobalController, self).__init__()
self.agents = []
self.server = StreamServer(('0.0.0.0', 10807), self._connection_factory)
def _find_free_agent(self, busy_agent):
'''
find free agent
rule:
less loading score
less switch control
'''
free_agent = None
agents = sorted(self.agents, key=lambda x: (x.load_score, x.controlled_switch))
for agent in agents:
if agent.load_score < THRESHOLD and agent is not busy_agent:
free_agent = agent
break
return free_agent
def _balance_agents(self, busy_agent, free_agent):
'''
move one switch from busy to free
'''
# find one dpid for move
for dpid in busy_agent.dpid_to_role:
if busy_agent.dpid_to_role[dpid] == ROLE_MASTER and dpid in free_agent.dpid_to_role:
# move it
# TODO: not finish.
pass
def _serve_loop(self):
# calculate load for each agent and send role to them.
while True:
self.print_agents_status()
for agent in self.agents:
if not agent.is_active:
self.agents.remove(agent)
# local controller is overloaded
free_agent = None
if agent.load_score > THRESHOLD:
free_agent = self._find_free_agent(agent)
if free_agent != None:
# move some switch to free agent
self._balance_agents(agent, free_agent)
hub.sleep(1)
def _connection_factory(self, socket, address):
print('connected socket:%s address:%s', socket, address)
with contextlib.closing(GlobalAgent(socket, address)) as agent:
self.agents.append(agent)
agent.serve()
def start(self):
thr = hub.spawn(self._serve_loop)
print 'Waiting for connection.....'
self.server.serve_forever()
hub.joinall([thr])
def print_agents_status(self):
for agent in self.agents:
print "%s:%s" % (agent.address, agent.__str__(), )
class GlobalController(object):
def __init__(self, *args):
super(GlobalController, self).__init__()
self.agents = {}
self.server = StreamServer(('0.0.0.0', 10807), self._connection_factory)
self.cross_domain_links = [] # ex: [{src: {dpid: 4, port: 3}, dst: {dpid: 1, port: 1} }]
self.hosts = {} # host -> domain number
def _connection_factory(self, socket, address):
print 'connected socket:%s address:%s' % (socket, address)
with contextlib.closing(GlobalAgent(socket, address)) as agent:
agent.global_ctrn = self
agent_id = len(self.agents)
while agent_id in self.agents:
agent_id = (agent_id + 1) % MAX_AGENTS
agent.set_agent_id(agent_id)
self.agents[agent_id] = agent
agent.serve()
LOG.info('Remove agent %d', agent_id)
del self.agents[agent_id]
def start(self):
LOG.info('Waiting for connection.....')
self.server.serve_forever()
def print_agents_status(self):
for agent in self.agents:
print "%s:%s" % (agent.address, agent.__str__(), )
def add_cross_domain_link(self, src, dst, agent_id):
src['agent_id'] = agent_id
link = {'src': src, 'dst': dst}
link_rev = {'src': dst, 'dst': src}
# ask for dpid
msg = json.dumps({
'cmd': 'ask_dpid',
'dpid': dst['dpid']
})
self.broad_cast(msg)
for _link in self.cross_domain_links:
if _link['src']['dpid'] == src['dpid'] and \
_link['src']['port'] == src['port']:
_link['src']['agent_id'] = agent_id
break
if _link['dst']['dpid'] == src['dpid'] and \
_link['dst']['port'] == src['port']:
_link['dst']['agent_id'] = agent_id
break
else:
self.cross_domain_links.append(link)
self.cross_domain_links.append(link_rev)
def broad_cast(self, msg):
for agent in self.agents.itervalues():
agent.send(msg)
def get_route(self, dst_host, agent):
'''
dst_host: mac address
agent: source domain(lc) agent
'''
if dst_host not in self.hosts:
msg = json.dumps({
'cmd': 'route_result',
'dpid': -1,
'port': -1,
'host': dst_host
})
LOG.debug('Unknown host %s', dst_host)
agent.send(msg)
return
# get source and destination
# from a? to a? (cross doamin)
dst_agent = self.hosts[dst_host]
src_agent_id = agent.agent_id
src = 'a%d' % (src_agent_id, )
dst = 'a%d' % (dst_agent.agent_id, )
# generate link between agents
links = self._get_agent_links()
# generate graph
g = nx.Graph()
g.add_edges_from(links)
path = []
if nx.has_path(g, src, dst):
path = nx.shortest_path(g, src, dst)
# we only need first two element and get output port
glink = self._get_agent_link(path[0], path[1])
# find output dpid and port
output_dpid = glink['src']['dpid']
output_port = glink['src']['port']
# send route result
msg = json.dumps({
'cmd': 'route_result',
'dpid': output_dpid,
'port': output_port,
'host': dst_host
})
LOG.debug('send route result to agent %d, %d:%d %s',
agent.agent_id, output_dpid,
output_port, dst_host)
agent.send(msg)
def _get_agent_link(self, src, dst):
# convert a? to ?
src_agent_id = int(src[1:])
dst_agent_id = int(dst[1:])
for glink in self.cross_domain_links:
src = glink['src']
dst = glink['dst']
if src['agent_id'] == src_agent_id and \
dst['agent_id'] == dst_agent_id:
return glink
return None
def _get_agent_links(self):
'''
link: ('a1', 'a2')
'''
links = []
for glink in self.cross_domain_links:
src = glink['src']
dst = glink['dst']
if 'agent_id' in src and 'agent_id' in dst:
src = 'a%d' % (src['agent_id'], )
dst = 'a%d' % (dst['agent_id'], )
links.append((src, dst))
return links
def response_host(self, host, agent):
'''
actually, it use for get route
'''
self.hosts[host] = agent
LOG.debug('Add host %s to self.hosts', host)
def response_dpid(self, dpid, agent_id):
for link in self.cross_domain_links:
if link['src']['dpid'] == dpid:
link['src']['agent_id'] = agent_id
if link['dst']['dpid'] == dpid:
link['dst']['agent_id'] = agent_id
def start(self):
super(BgpMonitor, self).start()
return hub.spawn(StreamServer(ADDR, self.handler).serve_forever)
def __init__(self, *args):
super(GlobalController, self).__init__()
self.agents = {}
self.server = StreamServer(('0.0.0.0', 10807), self._connection_factory)
self.cross_domain_links = [] # ex: [{src: {dpid: 4, port: 3}, dst: {dpid: 1, port: 1} }]
self.hosts = {} # host -> domain number
def __call__(self):
print "cliserver socket listening on port: %d" % CLI_SERVER_PORT
server=StreamServer(('0.0.0.0', CLI_SERVER_PORT), cli_client_factory)
server.serve_forever()
def __init__(self, main_server, listen_info, conn_factory):
StreamServer.__init__(self, listen_info, conn_factory, backlog=None)
self.main_server = main_server
self.logger = main_server.logger
def start(self):
super(BMPStation, self).start()
return hub.spawn(
StreamServer((SERVER_HOST, SERVER_PORT), self.loop).serve_forever)
