We get deprecation warnings from ansible about use
of python2 on xenial hosts. Rather than setting
ansible_python_interpreter to python3 on a host by
host basis, set it globally to python3.
Set it to python for the one host that's too old,
refstack.openstack.org, which is running on trusty
which only has python3.4.
Change-Id: I4965d950c13efad80d72912911bc7099e9da1659
This adds a new handler to restart the zuul registry to pick up the new
cert. We may want to consider updating zuul registry to accept a reload
of ssl config without restarting the service.
Depends-On: https://review.opendev.org/702050
Change-Id: I23f6bea68285bc7cb0d12224235eaa16f0d07986
Also, correct the host_vars filename. Again.
Also, make sure we run the test on changes to the host_vars filename.
Change-Id: I95fb61531bae677f5c68f4e56ed718da6c507eb9