I am using openwrt and yes I can recompile the error I though I was having
was because of wireshark dissector, I didn't add how to parse type 12 so i
was seeing wrong my flow mod request, ty
El 11/07/2013 17:55, "Murphy McCauley" <murphy.mccau...@gmail.com> escribió:
> On Jul 11, 2013, at 8:31 AM, adria sole wrote:
>
> > Thank you Murphy for the information, I solved my error.
> >
> > Now I am trying to create my own action but I get:
> >
> > ERROR:openflow.of_01:[00-23-20-12-b2-91 1] OpenFlow Error:
> > [00-23-20-12-b2-91 1] Error: header:
> > [00-23-20-12-b2-91 1] Error: version: 1
> > [00-23-20-12-b2-91 1] Error: type: 1 (OFPT_ERROR)
> > [00-23-20-12-b2-91 1] Error: length: 108
> > [00-23-20-12-b2-91 1] Error: xid: 7825
> > [00-23-20-12-b2-91 1] Error: type: OFPET_BAD_ACTION (2)
> > [00-23-20-12-b2-91 1] Error: code: OFPBAC_BAD_TYPE (0)
> > [00-23-20-12-b2-91 1] Error: datalen: 96
> >
> > I created in libopenflow_01.py my:
> >
> > @openflow_action('OFPAT_SET_COMPTADOR', 12)
> > class ofp_action_comptador (ofp_action_base):
> > ...
> > Its code is a copy of class ofp_action_dl_addr (ofp_action_base)
> >
> >
> > And I try to run in my app:
> >
> msg.actions.append(of.ofp_action_comptador.set_dst(EthAddr("01:02:03:04:05:06")))
> >
> > I think it is because I missed some part of code in another file or in
> the same libopenflow_01.py, or because I put my own type_val and
> action_type that are defined somewhere where I cannot find...
> >
> > Do you know where is the mistake?
>
> Adding this to libopenflow in POX just allows you to send the message to
> the switch. But you haven't said anything to make me think that you've
> actually added the functionality you want to the switch itself (and the
> error message backs me up -- the switch is saying that it doesn't
> understand action type 12). How you do this depends on the switch you're
> using. If it's a proprietary hardware switch, you're probably out of luck.
> If it's the POX switch (unlikely), it's in datapaths/switch.py. If it's
> Open vSwitch (common with Mininet), you'll need to modify OVS and recompile
> it. And so on.
>
> Also, I'd point out that rather than just adding a new value (12),
> OpenFlow has a "vendor" action type which is meant for non-standard
> additions.
>
> -- Murphy
