On Wed, Jun 3, 2015, at 22:34, Andy Gospodarek wrote: > On Wed, Jun 03, 2015 at 10:04:06PM +0200, Hannes Frederic Sowa wrote: > > On Wed, Jun 3, 2015, at 20:27, Andy Gospodarek wrote: > > > On Wed, Jun 03, 2015 at 11:15:55AM -0700, Scott Feldman wrote: > > > > On Tue, Jun 2, 2015 at 8:07 PM, Andy Gospodarek > > > > <go...@cumulusnetworks.com> wrote: > > > > > This feature is only enabled with the new sysctl set (default is off): > > > > > net.core.kill_routes_on_linkdown = 1 > > > > > > > > One more thing, sorry. This feature is typically implemented today in > > > > user-space on a per-interface basis. The example I'm thinking of is > > > > Quagga's "link-detect" directive which goes on an interface. Should > > > > this be a bool on each interface in systcl? That would let user not > > > > enable on selected interfaces. > > > That would not be my preference. > > > > > > I'm willing to investigate the per-namespace support if Hannes would > > > like and add switchdev support for v2, but would prefer this not become > > > that granular. > > > > Actually, this idea also came to my mind: flagging specific routes if > > they are eligible to suppress if the link is down. > I'll have to think about how this would integrate with the alternative > design suggestion earlier in the thread from Alex. > > Even if I do not implement this right away it might be nice to add the > ability to mark routes as permanent if the user desired.
If you do a per-route flag you would need a newer iproute binary in any case, so you could apply Alex feedback more easily. :} Bye, Hannes -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
