Thanks Fujimoto for the info!
Best,
Jibran Ahmed
NUID: 001250589
> On Apr 9, 2017, at 8:26 PM, Fujimoto Satoshi <satoshi.fujimo...@gmail.com>
> wrote:
>
> Hi, Jibran
> Sorry for cutting in.
>
> FYI, in RYU, you can decode your OpenFlow message like this:
>
> @set_ev_cls(ofp_event.EventOFPPacketIn, MAIN_DISPATCHER)
> def _packet_in_handler(self, ev):
> msg = ev.msg.to_jsondict()
> print(json.dumps(msg, indent=4))
>
> And you can get:
>
> {
> "OFPPacketIn": {
> "total_len": 42,
> "buffer_id": 4294967295,
> "reason": 0,
> "cookie": 0,
> "table_id": 0,
> "data": "////////AAAAAAABCAYAAQgABgQAAQAAAAAAAQoAAAEAAAAAAAAKAAAC",
> "match": {
> "OFPMatch": {
> "type": 1,
> "length": 12,
> "oxm_fields": [
> {
> "OXMTlv": {
> "field": "in_port",
> "mask": null,
> "value": 1
> }
> }
> ]
> }
> }
> }
> }
>
> Thanks,
> Fujimoto
>
> On 2017年04月10日 04:32, Jibran Ahmed wrote:
>> Thank you very much for the information Bill!
>>
>> Jibran
>>
>>
>>> On Apr 9, 2017, at 3:19 PM, William Fisher <william.w.fis...@gmail.com
>>> <mailto:william.w.fis...@gmail.com>> wrote:
>>>
>>> The data field is the packet data for the Packet-In message in hex. I
>>> took the data snippet from your message (with python string escapes)
>>> and entered the following in a python 2.7 interpreter:
>>>
>>>>>> data='\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\x00\x02\x08\x00E\x10\x00D\x84u@\x00@\x06\xa2,\n\x00\x00\x02\n\x00\x00\x01\xb8\xfd\x00P\x19\xb9\\\xe6\xa1^+U\x80\x18\x00:\xd6\x9d\x00\x00\x01\x01\x08\n\x00U\xe4J\x00U\xd8\x9fGET
>>>>>> / HTTP/1.0\r\n'
>>>>>> import binascii
>>>>>> binascii.hexlify(data)
>>> '000000000001000000000002080045100044847540004006a22c0a0000020a000001b8fd005019b95ce6a15e2b558018003ad69d00000101080a0055e44a0055d89f474554202f20485454502f312e300d0a'
>>>
>>>
>>> -Bill
>>>
>>>
>>> On Sun, Apr 9, 2017 at 11:53 AM, Jibran Ahmed <ahme...@husky.neu.edu
>>> <mailto:ahme...@husky.neu.edu>> wrote:
>>>> Hello Bill,
>>>>
>>>> Thank you for your response! The output is very similar to our requirement!
>>>> Could you please tell me how the data field was populated?
>>>>
>>>> Thanks once again!
>>>> Jibran
>>
>>
>>
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