Add support for the openSUSE Leap distributions

Add support for the openSUSE Leap distributions. Nothing special is
required for this except for adding the appropriate distro variables
file and also update the zypper cache before package installation.

Change-Id: I6dc2aa249c9935e5570509af08bb2aeba8afef76

meta/main.yml

@@ -23,6 +23,14 @@ galaxy_info:
     - name: Ubuntu
       versions:
         - xenial
+    - name: EL
+      versions:
+        - 7
+    - name: opensuse
+      versions:
+        - 42.1
+        - 42.2
+        - 42.3
   categories:
     - cloud
     - python

tasks/designate_install.yml

@@ -17,7 +17,7 @@
   package:
     name: "{{ designate_distro_packages }}"
     state: "{{ designate_package_state }}"
-    update_cache: "{{ (ansible_pkg_mgr == 'apt') | ternary('yes', omit) }}"
+    update_cache: "{{ (ansible_pkg_mgr in ['apt', 'zypper']) | ternary('yes', omit) }}"
     cache_valid_time: "{{ (ansible_pkg_mgr == 'apt') | ternary(cache_timeout, omit) }}"
   register: install_packages
   until: install_packages|success

vars/redhat-7.yml

@@ -1,3 +1,4 @@
+---
 # Copyright 2016, Intel Corporation.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");

vars/suse-42.yml

@@ -0,0 +1 @@
+redhat-7.yml

vars/ubuntu-16.04.yml

@@ -1,3 +1,4 @@
+---
 # Copyright 2016, Intel Corporation.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");