Add OVS-NSH support for opensuse

Based on https://review.openstack.org/#/c/517259/, this patch provides support
for opensuse too

Change-Id: I6e2f0918c8a9b3b77cf7691ddeff875c3eaa3c56

tasks/neutron_pre_install.yml

@@ -79,3 +79,21 @@
     mode: "0440"
     owner: "root"
     group: "root"
+
+- name: Add zypper repo for ovs-nsh package
+  zypper_repository:
+    repo: "{{ repo.repo }}"
+    state: "{{ repo.state | default('present') }}"
+    name: "{{ repo.name | default(omit) }}"
+    enabled: "{{ repo.enabled | default(omit) }}"
+    disable_gpg_check: "{{ repo.disable_gpg_check | default(omit) }}"
+    description: "{{ repo.description | default(omit) }}"
+    autorefresh: "{{ repo.autorefresh | default(omit) }}"
+    auto_import_keys: "{{ repo.auto_import_keys | default(omit) }}"
+    priority: "{{ repo.priority | default(omit) }}"
+  with_items: "{{ neutron_repos }}"
+  loop_control:
+    loop_var: repo
+  when:
+    - ansible_pkg_mgr == 'zypper'
+    - ovs_nsh_support | bool

vars/main.yml

@@ -28,7 +28,7 @@ neutron_package_list: |-
       or (neutron_services['dragonflow-controller-agent']['group'] in group_names and neutron_services['dragonflow-controller-agent'].service_en | bool)
       or (neutron_services['dragonflow-l3-agent']['group'] in group_names and neutron_services['dragonflow-l3-agent'].service_en | bool)
       or ((neutron_services['neutron-server']['group'] not in group_names) and neutron_plugin_type == 'ml2.opendaylight') %}
-  {% if (ovs_nsh_support and ansible_distribution == 'Ubuntu') %}
+  {% if (ovs_nsh_support and ansible_pkg_mgr in ['apt', 'zypper']) %}
   {% set _ = packages.extend(neutron_ovs_nsh_required_packages) %}
   {% else %}
   {% set _ = packages.extend(neutron_ovs_distro_packages) %}

vars/suse-42.yml

@@ -21,6 +21,16 @@ neutron_ovs_distro_packages:
 
 neutron_ovs_service_name: openvswitch
 
+neutron_ovs_nsh_required_packages:
+  - openvswitch-switch
+
+neutron_repos:
+  - repo: https://download.opensuse.org/repositories/home:/mosquetero/openSUSE_Leap_{{ ansible_distribution_version }}/
+    name: ovs-nsh
+    autorefresh: yes
+    auto_import_keys: yes
+    priority: 98
+
 neutron_distro_packages:
   - conntrack-tools
   - dnsmasq