Comment 31 for bug 1812672

Reviewed: https://review.openstack.org/637149
Committed: https://git.openstack.org/cgit/openstack/charm-nova-cloud-controller/commit/?id=9092ab63678962bb942b7e0ff03438c32147d60a
Submitter: Zuul
Branch: stable/18.11

commit 9092ab63678962bb942b7e0ff03438c32147d60a
Author: Sahid Orentino Ferdjaoui <email address hidden>
Date: Mon Jan 28 11:37:40 2019 +0100

    service: updates nova-api-os-compute service to use apache wsgi

    Due to an issue in python3 oslo_cache+eventlet when using
    memcached. As workaroud for Rocky it has been decided to run service
    nova-api-os-compute from systemd to apache2.

    Conflicts:
      hooks/nova_cc_hooks.py
        in upgrade_charm() the conflict were because i did not
        cherrypicked the template update for placement api
        (131497868f442bcf06bc199a36e2962b8ac0018d) which does not make
        sens for the purpose of a backport to stable. I removed the
        comment.

      hooks/nova_cc_utils.py
        in disable_package_apache_site() the conflict where also related
        to (131497868f442bcf06bc199a36e2962b8ac0018d).

    Closes-Bug: #1812672
    Change-Id: I3bf279638c5decf1020345f3d2e876e379144997
    Signed-off-by: Sahid Orentino Ferdjaoui <email address hidden>
    (cherry picked from commit 13eca55803c8320a401ccf923c29b7bfeb85d0fc)