The switch is hosted in Mininet, the controller is hosted locally and they talk
to each other via virtualbox. Dump shows the controller receives a match object
with the packet_in. Any tips as to where I can look next?
No. Time Source Destination Protocol
Length Info
91 19.337956000 192.168.56.1 192.168.56.103 OpenFlow 166
Type: OFPT_PACKET_OUT
Frame 91: 166 bytes on wire (1328 bits), 166 bytes captured (1328 bits) on
interface 0
Ethernet II, Src: 0a:00:27:00:00:00 (0a:00:27:00:00:00), Dst: CadmusCo_2a:0b:8b
(08:00:27:2a:0b:8b)
Internet Protocol Version 4, Src: 192.168.56.1 (192.168.56.1), Dst:
192.168.56.103 (192.168.56.103)
Transmission Control Protocol, Src Port: 6653 (6653), Dst Port: 54270 (54270),
Seq: 665, Ack: 1341, Len: 100
OpenFlow 1.3
Version: 1.3 (0x04)
Type: OFPT_PACKET_OUT (13)
Length: 100
Transaction ID: 582839350
Buffer ID: OFP_NO_BUFFER (0xffffffff)
In port: 10
Actions length: 16
Pad: 000000000000
Action
Type: OFPAT_OUTPUT (0)
Length: 16
Port: OFPP_TABLE (0xfffffff9)
Max length: 0
Pad: 000000000000
Data
Ethernet II, Src: Unigraph_ad:be:ef (00:00:de:ad:be:ef), Dst:
Unigraph_ad:be:ef (00:00:de:ad:be:ef)
Internet Protocol Version 4, Src: 1.1.1.1 (1.1.1.1), Dst: 2.2.2.2
(2.2.2.2)
No. Time Source Destination Protocol
Length Info
92 19.338147000 192.168.56.103 192.168.56.1 OpenFlow 168
Type: OFPT_PACKET_IN
Frame 92: 168 bytes on wire (1344 bits), 168 bytes captured (1344 bits) on
interface 0
Ethernet II, Src: CadmusCo_2a:0b:8b (08:00:27:2a:0b:8b), Dst: 0a:00:27:00:00:00
(0a:00:27:00:00:00)
Internet Protocol Version 4, Src: 192.168.56.103 (192.168.56.103), Dst:
192.168.56.1 (192.168.56.1)
Transmission Control Protocol, Src Port: 54270 (54270), Dst Port: 6653 (6653),
Seq: 1341, Ack: 765, Len: 102
OpenFlow 1.3
Version: 1.3 (0x04)
Type: OFPT_PACKET_IN (10)
Length: 102
Transaction ID: 0
Buffer ID: OFP_NO_BUFFER (0xffffffff)
Total length: 60
Reason: OFPR_ACTION (1)
Table ID: 0
Cookie: 0x0000000000000000
Match
Type: OFPMT_OXM (1)
Length: 12
OXM field
Class: OFPXMC_OPENFLOW_BASIC (0x8000)
0000 000. = Field: OFPXMT_OFB_IN_PORT (0)
.... ...0 = Has mask: False
Length: 4
Value: 10
Pad: 00000000
Pad: 0000
Data
Ethernet II, Src: Unigraph_ad:be:ef (00:00:de:ad:be:ef), Dst:
Unigraph_ad:be:ef (00:00:de:ad:be:ef)
Internet Protocol Version 4, Src: 1.1.1.1 (1.1.1.1), Dst: 2.2.2.2
(2.2.2.2)
Kind regards,
Frode
‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
On 13 March 2018 2:50 AM, Fujimoto Satoshi <satoshi.fujimo...@gmail.com> wrote:
> Hi, Frode
>
> It is probably due to the implementation of your switch.
>
> Could you use network analyzer, like Wireshark?
> If you cannot see any match field in the PacketIn,
> Your situation is due to your switch.
>
> Please ask the help team of your switch.
>
> Thanks,
> Fujimoto
>
> On 2018年03月13日 06:42, Frode via Ryu-devel wrote:
>
>> Hello,
>>
>> I am currently testing out Ryu and cant seem to get the hang of the flow
>> table matching. I am doing a rather basic example with one switch and one
>> rule. I am sending out the packet with OFPP_TABLE action from the
>> controller. Why am I seing a packet in reason of action, but when parsing
>> the incoming packet and looking at the OFPMatch object it states
>> "(oxm_fields={'in_port': 10})" and not the match object from the flow table
>> entry (see below)? Any help is highly appreciated.
>>
>> PACKET OUT:
>>
>> version=None,msg_type=None,msg_len=None,xid=None,OFPPacketOut(actions=[OFPActionOutput(len=16,max_len=0,port=4294967289,type=0)],actions_len=0,buffer_id=4294967295,data=ethernet(dst='00:00:de:ad:be:ef',ethertype=2048,src='00:00:de:ad:be:ef'),
>>
>> ipv4(csum=46560,dst='2.2.2.2',flags=0,header_length=5,identification=0,offset=0,option=None,proto=0,src='1.1.1.1',tos=4,total_length=20,ttl=255,version=4),in_port=10)
>>
>> FLOW TABLE:
>> {'1': [{'priority': 100, 'cookie': 0, 'idle_timeout': 0, 'hard_timeout':
>> 0, 'byte_count': 540, 'duration_sec': 1036, 'duration_nsec': 560000000,
>> 'packet_count': 9, 'length': 88, 'flags': 0, 'actions':
>> ['OUTPUT:CONTROLLER'], 'match': {'dl_src': '00:00:de:ad:be:ef'}, 'table_id':
>> 0}]}
>>
>> OFPPacketIn received:
>> switch=1 buffer_id=ffffffff total_len=60 reason=ACTION table_id=0 cookie=0
>> match=OFPMatch(oxm_fields={'in_port': 10})
>> pkt=ethernet(dst='00:00:de:ad:be:ef',ethertype=2048,src='00:00:de:ad:be:ef'),
>>
>> ipv4(csum=46560,dst='2.2.2.2',flags=0,header_length=5,identification=0,offset=0,option=None,proto=0,src='1.1.1.1',tos=4,total_length=20,ttl=255,version=4)
>>
>> Kind regards,
>> Frode
>>
>> ------------------------------------------------------------------------------
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