Updated role using the Multi-Distro framework

* The default apt packages have been moved into a var file
  that is only loaded when the detected OS is matched.
* The Install task file has had the apt specific tasks moved
  into a named install task file.

Change-Id: I0b31d5d76d3aaedf3b87550165d0e670b314bebd

defaults/main.yml

@@ -17,8 +17,6 @@
 debug: False
 verbose: True
 
-## APT Cache options
-cache_timeout: 600
 
 # These variables are used in 'developer mode' in order to allow the role
 # to build an environment directly from a git source without the presence
@@ -113,10 +111,6 @@ designate_service_adminuri: "{{ designate_service_proto }}://{{ internal_lb_vip_
 
 designate_service_in_ldap: false
 
-# Common apt packages
-designate_apt_packages:
-  - bind9
-
 # designate packages that must be installed before anything else
 designate_requires_pip_packages:
   - virtualenv

meta/main.yml

@@ -36,6 +36,8 @@ dependencies:
   - role: pip_install
     when:
       - designate_developer_mode | bool
-  - apt_package_pinning
+  - role: apt_package_pinning
+    when:
+      - ansible_pkg_mgr == 'apt'
   - galera_client
   - openstack_openrc

tasks/designate_install.yml

@@ -13,32 +13,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-#TODO(evrardjp): Replace the next 2 tasks by a standard apt with cache
-#when https://github.com/ansible/ansible-modules-core/pull/1517 is merged
-#in 1.9.x or we move to 2.0 (if tested working)
-- name: Check apt last update file
-  stat:
-    path: /var/cache/apt
-  register: apt_cache_stat
-  tags:
-    - designate-apt-packages
-
-- name: Update apt if needed
-  apt:
-    update_cache: yes
-  when: "ansible_date_time.epoch|float - apt_cache_stat.stat.mtime > {{cache_timeout}}"
-  tags:
-    - designate-apt-packages
-
-- name: Install apt packages
-  apt:
-    pkg: "{{ item }}"
-    state: latest
-  register: install_packages
-  until: install_packages|success
-  retries: 5
-  delay: 2
-  with_items: designate_apt_packages
+- include: designate_install_apt.yml
+  when:
+    - ansible_pkg_mgr == 'apt'
   tags:
     - designate-install
     - designate-apt-packages

tasks/designate_install_apt.yml

@@ -0,0 +1,36 @@
+# Copyright 2016, Intel Corporation.
+#
+# 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.
+
+#TODO(evrardjp): Replace the next 2 tasks by a standard apt with cache
+#when https://github.com/ansible/ansible-modules-core/pull/1517 is merged
+#in 1.9.x or we move to 2.0 (if tested working)
+- name: Check apt last update file
+  stat:
+    path: /var/cache/apt
+  register: apt_cache_stat
+
+- name: Update apt if needed
+  apt:
+    update_cache: yes
+  when: "ansible_date_time.epoch|float - apt_cache_stat.stat.mtime > {{cache_timeout}}"
+
+- name: Install apt packages
+  apt:
+    pkg: "{{ item }}"
+    state: latest
+  register: install_packages
+  until: install_packages|success
+  retries: 5
+  delay: 2
+  with_items: designate_apt_packages

tasks/main.yml

@@ -13,6 +13,15 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+- name: Gather variables for each operating system
+  include_vars: "{{ item }}"
+  with_first_found:
+    - "{{ ansible_distribution | lower }}-{{ ansible_distribution_version | lower }}.yml"
+    - "{{ ansible_distribution | lower }}.yml"
+    - "{{ ansible_os_family | lower }}.yml"
+  tags:
+    - always
+
 - include: designate_pre_install.yml
 - include: designate_install.yml
 - include: designate_post_install.yml

vars/ubuntu-14.04.yml

@@ -0,0 +1,20 @@
+# Copyright 2016, Intel Corporation.
+#
+# 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.
+
+## APT Cache options
+cache_timeout: 600
+
+# Common apt packages
+designate_apt_packages:
+  - bind9