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Excerpts from Doug Hellmann's message of 2018-06-13 12:19:18 -0400:
> Excerpts from Doug Hellmann's message of 2018-06-13 10:31:00 -0400:
> > Excerpts from Ghanshyam's message of 2018-06-13 16:52:33 +0900:
> > >  ---- On Wed, 13 Jun 2018 05:09:03 +0900 Doug Hellmann <doug at doughellmann.com> wrote ---- 
> > >  > I would like to create a version of the jobs that run as part of
> > >  > lib-forward-testing (legacy-tempest-dsvm-neutron-src) that works under
> > >  > python 3. I'm not sure the best way to proceed, since that's a legacy
> > >  > job.
> > >  > 
> > >  > I'm not sure I'm familiar enough with the job to port it to be
> > >  > zuulv3 native and allow us to drop the "legacy". Should I just
> > >  > duplicate that job and modify it and keep the new one as "legacy"
> > >  > too?
> > >  > 
> > >  > Is there a different job I should base the work on? I don't see anything
> > >  > obvious in the tempest repo's .zuul.yaml file.
> > > 
> > > I had a quick glance of this job (legacy-tempest-dsvm-neutron-src) and it is similar to tempest-full-py3 job except it override the LIBS_FROM_GIT with corresponding lib. tempest-full-py3 job is py3 based with tempest-full tests running and disable the swift services 
> > > 
> > > You can create a new job (something tempest-full-py3-src) derived from 'tempest-full-py3' if all set var is ok for you like disable swift OR derived  'devstack-tempest' and then build other var similar to 'tempest-full-py3'.  Extra things you need to do is to add libs you want to override in 'required_project' list (FYI- 
> > > Now LIBS_FROM_GIT is automatically set based on required projects [2]) .
> > > 
> > > Later, old job (legacy-tempest-dsvm-neutron-src) can be migrated separately if needed to run or removed. 
> > > 
> > > But I am not sure which repo  should own this new job.
> > 
> > Could it be as simple as adding tempest-full-py3 with the
> > required-projects list updated to include the current repository? So
> > there isn't a special separate job, and we would just reuse
> > tempest-full-py3 for this?
> > 
> > It would be less "automatic" than the current project-template and job,
> > but still relatively simple to set up. Am I missing something? This
> > feels too easy...
> 
> I think I could define a job with a name like tempest-full-py3-src based
> on tempest-full-py3 and set LIBS_FROM_GIT to include
> {{zuul.project.name}} in the devstack_localrc vars section. If I
> understand correctly, that would automatically set LIBS_FROM_GIT to
> refer to the project that the job is attached to, which would make it
> easier to use from a project-template (I would also create a
> lib-forward-testing-py3 project template to supplement
> lib-forward-testing).
> 
> Does that sound right?
> 
> Doug

This appears to be working.

https://review.openstack.org/575164 adds a job to oslo.config and the
log shows LIBS_FROM_GIT set to oslo.config's repository:

http://logs.openstack.org/64/575164/1/check/tempest-full-py3-src/7a193fa/job-output.txt.gz#_2018-06-13_19_01_22_742338

How does the QA team feel about hosting the job definition in the
tempest repository with the tempest-full-py3 job? If you think that will
work, I can propose the patch tomorrow.

Doug