On Mon, 13 May 2019 22:20:01 +0900, Muhammad Tauseef Khan wrote: > > Hi, > I have been trying to use conntrack with RYU and I am experiencing the > following error messages. I am using a simple match statement and the > ActionCT as given on the Ryu's documents page but that is giving me the > following errors. I have tried using ovs verion 2.10 as well but no success. > Could you please give me an example working code that I can use?
I guess you are hitting this error. https://github.com/openvswitch/ovs/blob/d58b59c17c70137aebdde37d3c01c26a26b28519/lib/ofp-actions.c#L6467 Specifing a 16 bit value zone_ofs_nbits (or simply omitting the entire zone thing) should fix the problem. > 1. EVENT ofp_event->SimpleSwitch13 EventOFPPacketIn > 2. packet in 2 00:00:00:00:00:04 00:00:00:00:00:03 2 > 3. EventOFPErrorMsg received. > 4. version=0x4, msg_type=0x1, msg_len=0x9c, xid=0xb3115c64 > 5. `-- msg_type: OFPT_ERROR(1) > 6. OFPErrorMsg(type=0x2, code=0xe, > data=b'\x04\x0e\x00\x90\xb3\x11\x5c\x64\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\xff\xff\xff\xff\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00\x0a\x80\x00\x0a\x02\x08\x00\x00\x00\x00\x00\x00\x00\x00\x04\x00\x50\x00\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x03\xff\xe5\x00\x00\x00\x00\x00\x00\xff\xff\x00\x38\x00\x00\x23\x20\x00\x23\x00\x01\x00\x01\x00\x04\x01\x1b\xff\x00\x00\x00\x00\x00\xff\xff\x00\x20\x00\x00\x23\x20\x00\x24\x00\x00\x00\x01\x00\x33\x0a\x01\x0c\x00\x0a\x01\x0d\xff\x00\x01\x03\xff\x00\x00\x00\x00') > 7. |-- type: OFPET_BAD_ACTION(2) > 8. |-- code: OFPBAC_BAD_SET_LEN(14) > 9. `-- data: version=0x4, msg_type=0xe, msg_len=0x90, xid=0xb3115c64 > 10. `-- msg_type: OFPT_FLOW_MOD(14) > 11. EventOFPErrorMsg received. > > I just tried with a small change in this section and it didn't work. > 1. if dst in self.mac_to_port[dpid]: > 2. out_port = self.mac_to_port[dpid][dst] > 3. else: > 4. out_port = ofproto.OFPP_FLOOD > 5. > 6. > 7. actions = [parser.OFPActionOutput(out_port)] > 8. > 9. # install a flow to avoid packet_in next time > 10. if out_port != ofproto.OFPP_FLOOD: > 11. match = parser.OFPMatch(ct_state=(0, 32)) > 12. actions += [parser.NXActionCT( > 13. flags=1, > 14. zone_src="reg0", > 15. zone_ofs_nbits=nicira_ext.ofs_nbits(4, 31), > 16. recirc_table=4, > 17. alg=0, > 18. actions=[])] > 19. if msg.buffer_id != ofproto.OFP_NO_BUFFER: > 20. self.add_flow(datapath, 1, match, actions, msg.buffer_id) > 21. return > 22. else: > 23. self.add_flow(datapath, 1, match, actions) > > Thanks in advance and looking for help > Tauseef -- IWAMOTO Toshihiro _______________________________________________ Ryu-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/ryu-devel
