hi,
> Hi all:
>
> I am using the simple_switch_13.py to run my experiment, then I want to use
> the src to ensure that the mac address which I want, so what should I make
> use of the src?
>
> THX!
>
>
> The code is like this: P.S. ...But I don' know why it can't jump into if
> Sentence
>
>
> def _packet_in_handler(self, ev):
>>
>> msg = ev.msg
>>
>> datapath = msg.datapath
>>
>> ofproto = datapath.ofproto
>>
>> parser = datapath.ofproto_parser
>>
>> in_port = msg.match['in_port']
>>
>> ###############################################
>
>> eth_src = msg.match['eth_src']
>>
>> ###############################################
>
>> pkt = packet.Packet(msg.data)
>>
>> eth = pkt.get_protocols(ethernet.ethernet)[0]
>>
>>
>>> dst = eth.dst
>>
>> src = eth.src
>>
>> dpid = datapath.id
>>
>> self.mac_to_port.setdefault(dpid, {})
>>
>>
>>> #self.logger.info("packet in %s %s %s %s", dpid, src, dst,
>>> in_port)
>>
>>
>>> # learn a mac address to avoid FLOOD next time.
>>
>> self.mac_to_port[dpid][src] = in_port
>>
>>
>>> if dst in self.mac_to_port[dpid]:
>>
>> out_port = self.mac_to_port[dpid][dst]
>>
>> else:
>>
>> out_port = ofproto.OFPP_FLOOD
>>
>>
>>> actions = [parser.OFPActionOutput(out_port)]
>>
>> ##################################################################
>>
>> if eth_dst == '74:d0:2b:11:XX:XX':
>>
>> match = parser.OFPMatch(eth_dst = '74:d0:2b:11:XX:XX')
i'm not sure if i understand your question but
this should be:
match = parser.OFPMatch(eth_dst='74:d0:2b:11:XX:XX')
(no spaces around '='.)
YAMAMOTO Takashi
>>
>> if eth_dst in match:
>>
>> print('ip = 192.168.20.11')
>>
>> # Do something action
>>
>>
>>> #################################################################
>>
>> # install a flow to avoid packet_in next time
>>
>> if out_port != ofproto.OFPP_FLOOD:
>>
>> match = parser.OFPMatch(in_port=in_port, eth_dst=dst)
>>
>> self.add_flow(datapath, 1, match, actions)
>>
>>
>>> data = None
>>
>> if msg.buffer_id == ofproto.OFP_NO_BUFFER:
>>
>> data = msg.data
>>
>>
>>> out = parser.OFPPacketOut(datapath=datapath,
>>> buffer_id=msg.buffer_id,
>>
>> in_port=in_port, actions=actions,
>>> data=data)
>>
>> datapath.send_msg(out)
>>
>>
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