On Wed, Dec 12, 2018 at 12:05 PM Ben Pfaff <[email protected]> wrote: > > On Thu, Nov 15, 2018 at 05:21:47PM -0800, Han Zhou wrote: > > From: Han Zhou <[email protected]> > > > > When adding a new chassis, if there is an old chassis with same IP > > existed in Encap table, it is allowed to be added today. However, > > allowing it to be added results in problems: > > > > 1. The new chassis cannot work because none of the other chassises > > are able to create tunnel to it, because of the IP confliction > > with already existed tunnel to the old chassis. > > > > 2. All the other chassises will continuously retry creating the tunnel > > and complaining about the error. > > > > So, instead of hiding the problem, it is better to expose it while > > trying to add the second chassis with duplicated IP. This patch > > ensures it from the ovsdb schema. > > > > Signed-off-by: Han Zhou <[email protected]> > > This seems reasonable, but should we change the schema version number > from 1.17.0 to 2.0.0 because of the incompatibility? > Hmm, it is potentially incompatible, if there is *dirty* data already in the old system. However it is not like changes that is obviously incompatible such as deleting a column. In this case I am not sure if the major version should be increased or not. Is there a guideline for this?
Thanks, Han _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
