Only use RHEL8 deps repo on Red Hat systems newer than 7

cecf9e902c
broke Openstack jobs running on Red Hat 7.

This review includes the ansible_distribution_major_version
when deciding which repos to include for openvswitch.

Change-Id: I6ec32e2913843adb0778a63133296bb26a0b5e6e

roles/multi-node-bridge/templates/zuul-multi-node-bridge-ovs.repo.j2

@@ -1,5 +1,5 @@
 # Vendored from rdo-release: https://github.com/rdo-infra/rdo-release
-{% if ansible_distribution == 'CentOS' %}
+{% if ansible_distribution in ['CentOS', 'RedHat'] and ansible_distribution_major_version|int <= 7 %}
 [centos-openstack-queens]
 name=CentOS OpenStack Queens Repository
 {% if zuul_site_mirror_fqdn is defined %}
@@ -10,10 +10,10 @@ baseurl=http://mirror.centos.org/centos/7/cloud/$basearch/openstack-queens/
 gpgcheck=1
 enabled=1
 gpgkey=file:///tmp/RPM-GPG-KEY-CentOS-SIG-Cloud
-{% elif ansible_distribution == 'RedHat' %}
+{% elif ansible_distribution == 'RedHat' and ansible_distribution_major_version|int >= 8 %}
 [RDO-RHEL8-deps]
 name=RedHat Openstack deps repo
 baseurl=https://trunk.rdoproject.org/rhel8-master/deps/latest/
 gpgcheck=0
 enabled=1
-{% endif %}
+{% endif %}

roles/multi-node-bridge/vars/RedHat.yaml

@@ -1,3 +1,8 @@
 ---
-ovs_package: "rhosp-openvswitch"
+ovs_package: >-
+  {% if ansible_distribution_major_version|int >= 8 -%}
+  rhosp-openvswitch
+  {%- else -%}
+  openvswitch
+  {%- endif %}
 ovs_service: "openvswitch"