[openstack-dev] [gate] any project using olso.db test_migrations is currently blocked

Davanum Srinivas davanum at gmail.com
Wed Dec 16 18:45:12 UTC 2015


Mike,

I for one whole heartedly thank you for everything you do including extra nova review in this case. 

-- dims


> On Dec 16, 2015, at 12:04 PM, Mike Bayer <mbayer at redhat.com> wrote:
> 
> 
> 
>> On 12/16/2015 11:53 AM, Sean Dague wrote:
>>> On 12/16/2015 11:37 AM, Sean Dague wrote:
>>>> On 12/16/2015 11:22 AM, Mike Bayer wrote:
>>>> 
>>>> 
>>>>> On 12/16/2015 09:10 AM, Sylvain Bauza wrote:
>>>>> 
>>>>> 
>>>>> Le 16/12/2015 14:59, Sean Dague a écrit :
>>>>>> oslo.db test_migrations is using methods for alembic, which changed in
>>>>>> the 0.8.4 release. This ends up causing a unit test failure (at least in
>>>>>> the Nova case) that looks like this -
>>>>>> http://logs.openstack.org/44/258444/1/check/gate-nova-python27/2ed0401/console.html#_2015-12-16_12_20_17_404
>>>>>> 
>>>>>> 
>>>>>> There is an oslo.db patch out there
>>>>>> https://review.openstack.org/#/c/258478 to fix it, but #openstack-oslo
>>>>>> has been pretty quiet this morning, so no idea how fast this can get out
>>>>>> into a release.
>>>>>> 
>>>>>>    -Sean
>>>>> 
>>>>> So, it seems that the issue came when
>>>>> https://bitbucket.org/zzzeek/alembic/issues/341 was merged.
>>>>> Fortunatelt, Mike seems to have a patch in place for Nova in order to
>>>>> fix this https://review.openstack.org/#/c/253859/
>>>>> 
>>>>> I'd suggest an intensive review pass on that one to make sure it's OK.
>>>> 
>>>> do you folks have a best practice suggestion on this?  My patch kind of
>>>> stayed twisting in the wind for a week even though those who read it
>>>> would have seen "hey, this is going to break on Alembic's next minor
>>>> release!"    I pinged the important people and all on it, but it still
>>>> got no attention.
>>> 
>>> Which people were those? I guess none of us this morning knew this was
>>> going to be an issue and were surprised that 12 hours worth of patches
>>> had all failed.
>>> 
>>>    -Sean
>> 
>> Best practice is send an email to the openstack-dev list:
>> 
>> Subject: [all] the following test jobs will be broken by Alembic 0.8.4
>> release
>> 
>> The Alembic 0.8.4 release is scheduled on 12/15. When it comes out it
>> will break Nova unit tests on all branches.
>> 
>> The following patch will fix master - .....
>> 
>> You all will need to backport it as well to all branches.
>> 
>> 
>> Instead of just breaking the world, and burning 10s to 100 engineer
>> hours in redo tests and investigating and addressing the break after the
>> fact.
> 
> I was hoping to get a thanks for even *testing* unreleased versions of
> my entirely non-Openstack, upstream projects against Openstack itself.
> If I did *less* effort here, and just didn't bother the way 100% of all
> other non-Openstack projects do, then I'd not have been scolded by you.
> 
> 
> 
> 
> 
> 
>> 
>>    -Sean
> 
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