Add extraroute contrib plugin

This change installs the extraroute contrib plugin for heat. It also
adds the plugin_dirs option to heat.conf, which defines
the locations where Heat plugins can be installed.

Change-Id: I940ed1c387ad5eaee5bcc80437f18dc742c662ec
Partial-Bug: #1420346

playbooks/os-heat-install.yml

@@ -54,3 +54,5 @@
     galera_address: "{{ internal_lb_vip_address }}"
     ansible_hostname: "{{ container_name }}"
     is_metal: "{{ properties.is_metal|default(false) }}"
+  vars_files:
+    - vars/repo_packages/openstack_services.yml

playbooks/roles/os_heat/defaults/main.yml

@@ -102,6 +102,11 @@ heat_watch_port: 8003
 heat_watch_server_uri: "{{ heat_watch_proto }}://{{ external_lb_vip_address }}:{{ heat_watch_port }}"
 heat_watch_server_url: "{{ heat_watch_server_uri }}"
 
+## Plugin dirs
+heat_plugin_dirs:
+  - /usr/lib/heat
+  - /usr/local/lib/heat
+
 heat_apt_packages:
   - rsync
   - libxslt1.1

playbooks/roles/os_heat/tasks/heat_install_plugins.yml

@@ -0,0 +1,41 @@
+---
+# Copyright 2014, Rackspace US, Inc.
+#
+# 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.
+
+- name: Clone heat repo
+  git:
+    repo: "{{ heat_git_repo }}"
+    dest: "{{ heat_git_dest }}"
+    version: "{{ heat_git_install_branch }}"
+  register: git_clone
+  until: git_clone|success
+  retries: 5
+  delay: 2
+  tags:
+    - heat-git-clone
+
+- name: Install git repo plugins
+  shell: |
+    python setup.py install
+  args:
+    chdir: "{{ heat_git_dest }}/{{ item.path }}/{{ item.package }}"
+  with_items: heat_repo_plugins
+  register: pip_install
+  until: pip_install|success
+  retries: 5
+  delay: 2
+  notify:
+    - Restart heat services
+  tags:
+    - heat-plugin-install

playbooks/roles/os_heat/tasks/heat_pre_install.yml

@@ -49,6 +49,16 @@
   tags:
     - heat-dirs
 
+- name: Create heat plugin dirs
+  file:
+    path: "{{ item }}"
+    state: directory
+    owner: "{{ heat_system_user_name }}"
+    group: "{{ heat_system_group_name }}"
+  with_items: heat_plugin_dirs
+  tags:
+    - heat-dirs
+
 - name: Test for log directory or link
   shell: |
     if [ -h "/var/log/heat"  ]; then

playbooks/roles/os_heat/tasks/main.yml

@@ -16,6 +16,10 @@
 - include: heat_pre_install.yml
 - include: heat_install.yml
 
+- include: heat_install_plugins.yml
+  when: >
+    inventory_hostname in groups['heat_engine']
+
 - include: heat_domain_setup.yml
   when: >
     inventory_hostname == groups['heat_all'][0]

playbooks/roles/os_heat/templates/heat.conf.j2

@@ -30,6 +30,10 @@ rabbit_password = {{ rabbitmq_password }}
 rabbit_hosts = {{ rabbitmq_servers }}
 
 
+## Plugin dirs
+plugin_dirs = {{ heat_plugin_dirs | join(',') }}
+
+
 [clients]
 endpoint_type = {{ heat_client_endpoint }}
 

playbooks/vars/repo_packages/openstack_services.yml

@@ -44,7 +44,8 @@ glance_git_dest: "/opt/glance_{{ glance_git_install_branch | replace('/', '_') }
 heat_git_repo: https://github.com/openstack/heat
 heat_git_install_branch: 2014.2.2
 heat_git_dest: "/opt/heat_{{ heat_git_install_branch | replace('/', '_') }}"
-
+heat_repo_plugins:
+  - { path: "contrib", package: "extraroute" }
 
 ## Horizon service
 horizon_git_repo: https://github.com/openstack/horizon