SUSE: Add OBS:devel:libraries:c_c++ repository

The liberasurecode package does not exist for openSUSE Leap < 42.3
so we need to grab it from the OBS devel repository directly.

Change-Id: If51849507f749ad70864c9f027bae9fa3f3f88be

tasks/repo_cacher.yml

@@ -24,12 +24,14 @@
   tags:
     - repo_server-install
 
-- name: Enable OBS:Servers:Proxy repository for apt-cacher-ng (SUSE)
+- name: Enable zypper repositories (SUSE)
   zypper_repository:
     refresh: yes
-    name: "OBS:Server:Proxy"
-    repo: http://download.opensuse.org/repositories/server:/proxy/openSUSE_Leap_{{ ansible_distribution_version }}
+    name: "{{ item.name }}"
+    repo: "{{ item.repo }}"
   register: zypper_repository_added
+  with_items:
+    - "{{ zypper_repositories }}"
   when:
     - ansible_pkg_mgr == 'zypper'
   tags:

vars/suse.yml

@@ -14,6 +14,15 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+zypper_repositories:
+  # NOTE(hwoarang): apt-cacher-ng and liberasurecode do not exist for
+  # Leap < 42.3 so we need to grab them directly from the devel repo.
+  # Remove this when support for Leap < 42.3 is gone
+  - name: "OBS:Server:Proxy"
+    repo: http://download.opensuse.org/repositories/server:/proxy/openSUSE_Leap_{{ ansible_distribution_version }}
+  - name: "OBS:devel:libraries:c_c++"
+    repo: http://download.opensuse.org/repositories/devel:/libraries:/c_c++/openSUSE_Leap_{{ ansible_distribution_version }}/
+
 systemd_utils_prefix: "/usr/lib/systemd"
 
 repo_nginx_pid: /var/run/nginx.pid