[openstack-dev] [neutron] mod_wsgi support (pike bug?)

Mohammed Naser mnaser at vexxhost.com
Sun Sep 3 19:03:19 UTC 2017

On Sun, Sep 3, 2017 at 2:20 PM, Matthew Treinish <mtreinish at kortar.org> wrote:
> On Sun, Sep 03, 2017 at 01:47:24PM -0400, Mohammed Naser wrote:
>> Hi folks,
>> I've attempted to enable mod_wsgi support in our dev environment with
>> Puppet however it results in a traceback.  I figured it was an
>> environment thing so I looked into moving the Puppet CI to test using
>> mod_wsgi and it resulted in the same error.
>> http://logs.openstack.org/82/500182/3/check/gate-puppet-openstack-integration-4-scenario004-tempest-ubuntu-xenial/791523c/logs/apache/neutron_wsgi_error.txt.gz
>> Would anyone from the Neutron team be able to give input on this?
>> We'd love to add gating for Neutron deployed by mod_wsgi which can
>> help find similar issues.
> Neutron never got their wsgi support working in Devstack either. The patch
> adding that: https://review.openstack.org/#/c/439191/ never passed the gate and
> seems to have lost the attention of the author. The wsgi support in neutron
> probably doesn't work yet, and is definitely untested. IIRC, the issue they were
> hitting was loading the config files. [1] I don't think I saw any progress on it
> after that though.
> The TC goal doc [2] probably should say something about it never landing and
> missing pike.

That would make sense.  The release notes also state that it does
offer the ability to run inside mod_wsgi which can be misleading to
deployers (that was the main reason I thought we can start testing
using it):

> -Matt Treinish
> [1] http://lists.openstack.org/pipermail/openstack-dev/2017-June/117830.html
> [2] https://governance.openstack.org/tc/goals/pike/deploy-api-in-wsgi.html#neutron
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