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On Mon, Nov 9, 2015 at 5:30 PM, Ihar Hrachyshka <ihrachys at redhat.com> wrote:
> Jeremy Stanley <fungi at yuggoth.org> wrote:
>
>> On 2015-11-09 17:31:00 +0100 (+0100), Ihar Hrachyshka wrote:
>> [...]
>>>
>>> From the failure log, I determined that the tests fail because they
>>> assume
>>> neutron/liberty code, but actually run against neutron/master (that does
>>> not
>>> have that neutron.plugins.embrane.* namespace because the plugin was
>>> removed
>>> in Mitaka).
>>>
>>> I then compared how we fetch neutron in gate and in periodic jobs, and I
>>> see
>>> that ZUUL branch is not set in the latter jobs.
>>
>> [...]
>>
>> Short answer is that the periodic trigger in Zuul is changeless and
>> thus branchless. It just wakes up at the specified time and starts a
>> list of jobs associated with that pipeline for any projects. This is
>> why the working periodic jobs have different names than their gerrit
>> triggered pipeline equivalents... they need to hard-code a branch
>> (usually as a JJB parameter).
>> --
>> Jeremy Stanley
>
>
> UPD: we discussed the matter with Jeremy in irc in more details and came up
> to agreement that the best way is actually modifying tools/tox_install.sh in
> neutron-lbaas (and other projects affected) to set ZUUL_BRANCH if not passed
> from Jenkins.
>
> For neutron-lbaas, I came up with the following patch:
> https://review.openstack.org/#/c/243333/
>
> Once it’s validated and reviewed, I will propose some more for other
> projects (I believe at least vpnaas should be affected).
>
> Once it’s merged in master, I will propose backports for Liberty.

Great work Ihar, thanks for taking this on.

>
> Ihar
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