def _recv_loop(self):
buf = bytearray()
required_len = oxproto_common.OXP_HEADER_SIZE
count = 0
while self.is_active:
ret = self.socket.recv(required_len)
if len(ret) == 0:
self.is_active = False
break
buf += ret
LOG.info("msg: %s " % buf)
while len(buf) >= required_len:
# Parser.
(version, msg_type, msg_len, xid) = oxproto_parser.header(buf)
required_len = msg_len
if len(buf) < required_len:
break
print "msg:", msg
'''
#Wait for parsing
msg = ofproto_parser.msg(self,
version, msg_type, msg_len, xid, buf)
# LOG.debug('queue msg %s cls %s', msg, msg.__class__)
if msg:
ev = ofp_event.ofp_msg_to_ev(msg)
self.ofp_brick.send_event_to_observers(ev, self.state)
dispatchers = lambda x: x.callers[ev.__class__].dispatchers
handlers = [handler for handler in
self.ofp_brick.get_handlers(ev) if
self.state in dispatchers(handler)]
for handler in handlers:
handler(ev)
buf = buf[required_len:]
required_len = ofproto_common.OFP_HEADER_SIZE
# We need to schedule other greenlets. Otherwise, ryu
# can't accept new switches or handle the existing
# switches. The limit is arbitrary. We need the better
# approach in the future.
'''
count += 1
if count > 2048:
count = 0
hub.sleep(0)
def _recv_loop(self):
buf = bytearray()
required_len = oxproto_common.OXP_HEADER_SIZE
count = 0
while self.is_active:
ret = self.socket.recv(required_len)
if len(ret) == 0:
self.is_active = False
break
buf += ret
while len(buf) >= required_len:
# Parser.
(version, msg_type, msg_len, xid) = oxproto_parser.header(buf)
required_len = msg_len
if len(buf) < required_len:
break
# Wait for parsing
msg = oxproto_parser.msg(self, version, msg_type, msg_len, xid, buf)
if msg:
# LOG.info('queue msg %s cls %s', msg, msg.__class__)
ev = oxp_event.oxp_msg_to_ev(msg)
self.oxp_brick.send_event_to_observers(ev, self.state)
dispatchers = lambda x: x.callers[ev.__class__].dispatchers
handlers = [
handler for handler in self.oxp_brick.get_handlers(ev) if self.state in dispatchers(handler)
]
for handler in handlers:
handler(ev)
buf = buf[required_len:]
required_len = oxproto_common.OXP_HEADER_SIZE
count += 1
if count > 2048:
count = 0
hub.sleep(0)
