[openstack-dev] Upgrade from Essex to Grizzly has to be supported

Ryan Lane rlane at wikimedia.org
Wed May 1 17:48:53 UTC 2013


On Wed, May 1, 2013 at 8:29 AM, Thomas Goirand <zigo at debian.org> wrote:

> Hi,
>
> It seems that by policy, upgrading directly from Essex to Grizzly isn't
> supported. There's simply no SQL upgrade scripts for it.
>
> Though, I think this is a huge mistake. Currently, in Debian, we have
> Essex in Wheezy and SID, and Grizzly in Experimental. There's no room
> for Folsom anymore. I already have some bug reports that it isn't
> possible to upgrade from SID to Experimental.
>
> As much as I understand, the only problem is the SQL upgrade scripts.
> What would it take to have the Essex to Folsom upgrade scripts re-added
> to Grizzly? Is this something I will have to maintain myself (which
> would be quite annoying), or could the policy change, and the scripts
> added upstream?
>
> Thoughts?
>
>
I don't understand why sql upgrade scripts from any release would ever be
removed. It should be possible to do a data migration from any older
version of OpenStack to the current version.

- Ryan
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