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: Ie7a62cf249deb521cb8538e19dda2ab7170b2b9b

meta/main.yml

@@ -26,6 +26,11 @@ galaxy_info:
     - name: EL
       versions:
         - 7
+    - name: opensuse
+      versions:
+        - 42.1
+        - 42.2
+        - 42.3
   categories:
     - cloud
     - python

tasks/cinder_install.yml

@@ -17,7 +17,7 @@
   package:
     name: "{{ cinder_package_list }}"
     state: "{{ cinder_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/suse-42.yml

@@ -0,0 +1,42 @@
+---
+# Copyright 2016, Rackspace US, Inc.
+# Copyright 2017, SUSE LINUX GmbH.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# service names
+tgt_service_name: tgtd
+
+# Common yum packages
+cinder_distro_packages:
+  - nfs-utils
+  - rpcbind
+  - libxslt-devel
+  - postgresql-devel
+  - libkmod-devel
+  - libkmod2
+  - zlib-devel
+  - which
+  - open-iscsi
+
+cinder_developer_mode_distro_packages:
+  - git-core
+
+cinder_volume_distro_packages:
+  - qemu-tools
+
+cinder_lvm_volume_distro_packages:
+  - device-mapper
+  - lvm2
+  - parted
+  - tgt