def _switch_request_sync(self, interval):
while self.is_active:
request = event.EventSwitchRequest()
LOG.debug('switch_request sync %s thread(%s)', request,
id(hub.getcurrent()))
reply = self.send_request(request)
LOG.debug('switch_reply sync %s', reply)
if len(reply.switches) > 0:
for sw in reply.switches:
LOG.debug(' %s', sw)
hub.sleep(interval)
def _link_request_sync(self, interval):
while self.is_active:
request = event.EventLinkRequest()
LOG.debug('link_request sync %s thread(%s)', request,
id(hub.getcurrent()))
reply = self.send_request(request)
LOG.debug('link_reply sync %s', reply)
if len(reply.links) > 0:
for link in reply.links:
LOG.debug(' %s', link)
hub.sleep(interval)
def _switch_request_sync(self, interval):
while self.is_active:
request = event.EventSwitchRequest()
LOG.debug('switch_request sync %s thread(%s)',
request, id(hub.getcurrent()))
reply = self.send_request(request)
LOG.debug('switch_reply sync %s', reply)
if len(reply.switches) > 0:
for sw in reply.switches:
LOG.debug(' %s', sw)
hub.sleep(interval)
def _link_request_sync(self, interval):
while self.is_active:
request = event.EventLinkRequest()
LOG.debug('link_request sync %s thread(%s)',
request, id(hub.getcurrent()))
reply = self.send_request(request)
LOG.debug('link_reply sync %s', reply)
if len(reply.links) > 0:
for link in reply.links:
LOG.debug(' %s', link)
hub.sleep(interval)
def _switch_request_async(self, interval):
while self.is_active:
request = event.EventSwitchRequest()
LOG.debug('switch_request async %s thread(%s)', request,
id(hub.getcurrent()))
self.send_event(request.dst, request)
start = time.time()
busy = interval / 2
i = 0
while i < busy:
if time.time() > start + i:
i += 1
LOG.debug(' thread is busy... %s/%s thread(%s)', i, busy,
id(hub.getcurrent()))
LOG.debug(' thread yield to switch_reply handler. thread(%s)',
id(hub.getcurrent()))
# yield
hub.sleep(0)
LOG.debug(' thread get back. thread(%s)', id(hub.getcurrent()))
hub.sleep(interval - busy)
def _switch_request_async(self, interval):
while self.is_active:
request = event.EventSwitchRequest()
LOG.debug('switch_request async %s thread(%s)',
request, id(hub.getcurrent()))
self.send_event(request.dst, request)
start = time.time()
busy = interval / 2
i = 0
while i < busy:
if time.time() > start + i:
i += 1
LOG.debug(' thread is busy... %s/%s thread(%s)',
i, busy, id(hub.getcurrent()))
LOG.debug(' thread yield to switch_reply handler. thread(%s)',
id(hub.getcurrent()))
# yield
hub.sleep(0)
LOG.debug(' thread get back. thread(%s)',
id(hub.getcurrent()))
hub.sleep(interval - busy)
hub.sleep(40)
for datapath in self.datapaths:
if datapath==self.dpid:
for port in self.datapaths[datapath].ports.values():
if port.port_no==self.port:
ofp = self.datapaths[datapath].ofproto
parser = self.datapaths[datapath].ofproto_parser
config = ofp.OFPPC_PORT_DOWN
mask = ofp.OFPPC_PORT_DOWN
msg=parser.OFPPortMod(self.datapaths[datapath],
port.port_no,
port.hw_addr,
config,
mask,port.advertised)
self.datapaths[datapath].send_msg(msg)
hub.kill(hub.getcurrent())
def portstatsreq(self,datapath):
for ports in datapath.ports:
ofproto=datapath.ofproto
parser = datapath.ofproto_parser
req = parser.OFPPortStatsRequest(datapath,0,ofproto.OFPP_NONE)
datapath.send_msg(req)
def _monitor(self):
for dp in self.datapaths.values():
self.portstatsreq(dp)
@set_ev_cls(ofp_event.EventOFPPortStatsReply, handler.MAIN_DISPATCHER)
def save_portstate(self,ev):
if ev.msg.datapath.id not in self.stats:
self.stats[ev.msg.datapath.id]=ev.msg.body
if len(self.stats) == len(self.datapaths):
self.calc_dpid()
