Open Stack

On Mon, 2014-06-30 at 15:35 -0600, John Griffith wrote:
> 
> 
> 
> 
> On Mon, Jun 30, 2014 at 3:17 PM, Mark McLoughlin <markmc at redhat.com>
> wrote:
>         On Mon, 2014-06-30 at 12:04 -0600, John Griffith wrote:
>         > Hey Everyone,
>         >
>         >
>         > So I sent a note out yesterday asking about config changes
>         brought in
>         > to Icehouse due to the OSLO Messaging update that went out
>         over the
>         > week-end here.  My initial email prior to realizing the
>         update that
>         > caused the problem was OSLO Messaging update here [1].
>         
>         
>         (Periodic reminder that Oslo is not an acronym)
>         
>         > In the meantime I tried updating the cinder.conf sample in
>         Cinder's
>         > stable Icehouse branch, but noticed that py26 doesn't seem
>         to pick up
>         > the changes when running the oslo conf generation tools
>         against
>         > oslo.messaging.  I haven't spent any time digging into this
>         yet, was
>         > hoping that perhaps somebody from the OSLO team or somewhere
>         else
>         > maybe had some insight as to what's going on here.
>         >
>         >
>         > Here's the patch I submitted that shows the failure on py26
>         and
>         > success on py27 [2].  I'll get around to this eventually if
>         nobody
>         > else knows anything off the top of their head.
>         >
>         >
>         > Thanks,
>         > John
>         >
>         >
>         > [1]:
>         http://lists.openstack.org/pipermail/openstack-dev/2014-June/038926.html
>         > [2]: https://review.openstack.org/#/c/103426/
>         
>         
>         Ok, that new cinder.conf.sample is showing changes caused by
>         these
>         oslo.messaging changes:
>         
>           https://review.openstack.org/101583
>           https://review.openstack.org/99291
>         
>         Both of those changes were first released in 1.4.0.0a1 which
>         is an alpha
>         version targeting Juno and are not available in the 1.3.0
>         Icehouse
>         version - i.e. 1.4.0.0a1 should not be used with
>         stable/icehouse Cinder.
>         
>         It seems 1.3.0 *is* being used:
>         
>         
>         http://logs.openstack.org/26/103426/1/check/gate-cinder-python26/5c6c1dd/console.html
>         
>             2014-06-29 19:17:50.154 | oslo.messaging==1.3.0
>         
>         and the output is just confusing:
>         
>           2014-06-29 19:17:49.900 |
>         --- /tmp/cinder.UtGHjm/cinder.conf.sample   2014-06-29
>         19:17:50.270071741 +0000
>           2014-06-29 19:17:49.900 | +++ etc/cinder/cinder.conf.sample
>         2014-06-29 19:10:48.396072037 +0000
>         
>           ...
>         
>           2014-06-29 19:17:49.903 | +[matchmaker_redis]
>           2014-06-29 19:17:49.903 | +
>         
>         i.e. it's showing that the file you proposed was generated
>         with
>         1.4.0.0a1 and the file generated during the test job was
>         generated with
>         1.3.0. Which is what I'd expect - the update you proposed is
>         not
>         appropriate for stable/icehouse.
>         
>         So why is the py27 job passing?
>         
>         
>         http://logs.openstack.org/26/103426/1/check/gate-cinder-python27/7844c61/console.html
>         
>           2014-06-29 19:21:12.875 | oslo.messaging==1.4.0.0a2
>         
>         That's the problem right there - 1.4.0.0a2 should not be
>         getting
>         installed on the stable/icehouse branch. I'm not sure why it
>         is. Someone
>         on #openstack-infra could probably help figure it out.
>         
>         Thanks,
>         Mark.
>         
>         
>         
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> 
> 
> ​Thanks Mark... so the problem is Oslo messaging in requirements is >=
> in stable/icehouse [1](please note I used Oslo not OSLO).
> 
> 
> [1]:
> https://github.com/openstack/requirements/blob/stable/icehouse/global-requirements.txt#L49
> 
> 
> Thanks for pointing me in the right direction.

Ah, yes! This is the problem:

  oslo.messaging>=1.3.0a9

This essentially allows *any* alpha release of oslo.messaging to be
used. We should change stable/icehouse to simply be:

  oslo.messaging>=1.3.0

I'm happy to do that tomorrow, but I suspect you'll get there first

Thanks,
Mark.