[openstack-dev] headsup - backwards incompatible change - python-novaclient is incompatible with [some] existing nova environments
Sean Dague
sean at dague.net
Fri May 24 13:06:48 UTC 2013
On 05/24/2013 07:39 AM, Mark McLoughlin wrote:
> On Fri, 2013-05-24 at 23:29 +1200, Robert Collins wrote:
>> I just thought I'd call attention to this -
>> https://bugs.launchpad.net/python-novaclient/+bug/1173353
>>
>> Since https://review.openstack.org/#/c/26365/ landed,
>> python-novaclient will trigger a 400 error from nova-api when setting
>> quotas, because it supplies an option existing nova doesn't support.
>>
>> There are no novas running anything in trunk that *can* support it,
>> because the nova side of the code hasn't landed.
>>
>> I think this is another case where we should back it out, and land it
>> again with some thought for backwards compat.
>
> Agree - we shouldn't be afraid to do an immediate revert of mistakes
> like this and revisit when the heat is out of the situation.
>
> I made a mistake with backwards compat this week in oslo.config - it's
> easily done and no-one should take offence at a quick revert for an
> issue like this.
As I didn't notice anyone else pushing the revert for review, it's here
now - https://review.openstack.org/30436
-Sean
--
Sean Dague
http://dague.net
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