[ovs-discuss] Rejecting flow-mod from a slave controller

Ben Pfaff blp at nicira.com
Wed Jan 21 17:46:55 UTC 2015


I sent out a fix:
        http://openvswitch.org/pipermail/dev/2015-January/050612.html

On Tue, Jan 20, 2015 at 03:01:27PM -0800, Ben Pfaff wrote:
> The OF1.2 feature was based on an Open vSwitch extension to OpenFlow
> first implemented for OF1.0.  We need to continue supporting that
> extension.
> 
> On Tue, Jan 20, 2015 at 05:12:30PM -0500, Anup Khadka wrote:
> > Do OpenFlow versions prior to OF 1.2 even support the concept of slave
> > controllers? I couldn't find anything in the specs.
> > 
> > On Tue, Jan 20, 2015 at 4:24 PM, Ben Pfaff <blp at nicira.com> wrote:
> > 
> > > On Tue, Jan 20, 2015 at 03:55:57PM -0500, Anup Khadka wrote:
> > > > I have noticed that OVS rejects flow-mod request from a slave-controller
> > > > with an OFPBRC_EPERM request code. Isn't the more appropriate code here
> > > is:
> > > > OFPBRC_IS_SLAVE?
> > > >
> > > > Same thing when a slave controller sends a packet out.
> > >
> > > That does sound better, for OF1.2+.
> > >



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