Please don't drop the list. You can avoid the bug by specifying an out_group of OFPP_ANY in your flow_mod.
On Fri, Dec 06, 2013 at 06:59:49PM +0800, chen zhang wrote: > thx for your kind reply.so how should i change to make it what i want? > > > 2013/12/6 Ben Pfaff <b...@nicira.com> > > > Please don't drop the list. > > > > Your flow_mod specifies an out_group other than OFPG_ANY with a command > > other than OFPFC_DELETE or OFPFC_DELETE_STRICT. OVS responded with an > > error. > > > > However, I see that the OpenFlow spec says to just ignore out_group in > > this case. I'll send out a patch in a minute. > > > > On Fri, Dec 06, 2013 at 10:51:03AM +0800, chen zhang wrote: > > > [image: ???????? 1] > > > this is the hex dump data of flow_mod(xid:7853fd55) from tcpdump,my > > > controller is 10.108.145.231,mininet is 10.108.147.28,i use OpenFlow13. > > > > > > when this is the error ovs tells > > > [image: ???????? 2] > > > > > > > > > 2013/12/6 Ben Pfaff <b...@nicira.com> > > > > > > > On Thu, Dec 05, 2013 at 07:31:44PM +0800, chen zhang wrote: > > > > > hello,dear all! > > > > > look about the flow_table using ovs-ofctl dump-flows s1 -O > > OpenFlow13: > > > > > > > > > > cookie=0x0, duration=423.001s, table=0, n_packets=9, > > n_bytes=546, > > > > > > > > > > priority=1,in_port=2,dl_dst=00:00:00:00:00:10 actions=output:3 > > > > > > > > > > i want to delete the flow above using flow_mod,and i definite a > > method > > > > like > > > > > this: > > > > > > > > > > def remove_flow(self, datapath, match): > > > > > ofproto = datapath.ofproto > > > > > parser = datapath.ofproto_parser > > > > > > > > > > mod = parser.OFPFlowMod(datapath=datapath, > > > > > command=ofproto.OFPFC_DELETE, > > > > > match=match) > > > > > datapath.send_msg(mod) > > > > > > > > > > and i pack the pkts using the method: > > > > > match = parser.OFPMatch(eth_dst='00:00:00:00:00:10) > > > > > self.remove_flow(datapath, match) > > > > > > > > > > but i fail to delete relevant flows,using ovs-ofctl snoop s1,ovs > > warns > > > > that: > > > > > OFPT_FLOW_MOD (OF1.3) (xid=0xfda9a814): ***decode error: > > > > > OFPFMFC_UNKNOWN*** > > > > > OFPT_ERROR (OF1.3) (xid=0xfda9a814): OFPFMFC_UNKNOWN > > > > > > > > > > what causes the error? > > > > > > > > The flow_mod you're sending message is so badly encoded that OVS can't > > > > even report what it means. Can you provide a hex dump? > > > > > > > > > > > > _______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss
