Add the possibility to create openstack pools and keys even for containerized deployments
Fix: #1321
Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>
Install package from official repos rather than pip when using RHEL.
This commit fix https://bugzilla.redhat.com/show_bug.cgi?id=1420855
Also this commit Refact all `roles/ceph-*/tasks/docker/pre_requisite.yml`
to avoid a lot of duplicated code.
Fix: #1303
Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>