Add module_path as option for ansible-playbook action

Add the ability to set the --module-path option for
Ansible playbook.
In the minor update case, we need to point the module
path to the /usr/share/ansible-modules, where the
ansible-pacemaker module are installed

Change-Id: Iba8e76cbcb558d5dc2da93f174bbb9fb3d3b39a6

tripleo_common/actions/ansible.py

@@ -221,6 +221,7 @@ class AnsiblePlaybookAction(actions.Action):
         self._kwargs_for_run = kwargs
         self._playbook = self._kwargs_for_run.pop('playbook', None)
         self.limit_hosts = self._kwargs_for_run.pop('limit_hosts', None)
+        self.module_path = self._kwargs_for_run.pop('module_path', None)
         self.remote_user = self._kwargs_for_run.pop('remote_user', None)
         self.become = self._kwargs_for_run.pop('become', None)
         self.become_user = self._kwargs_for_run.pop('become_user', None)
@@ -342,6 +343,9 @@ class AnsiblePlaybookAction(actions.Action):
         if self.limit_hosts:
             command.extend(['--limit', self.limit_hosts])
 
+        if self.module_path:
+            command.extend(['--module-path', self.module_path])
+
         if self.remote_user:
             command.extend(['--user', self.remote_user])
 

workbooks/package_update.yaml

@@ -71,6 +71,7 @@ workflows:
       - playbook
       - inventory_file
       - queue_name: tripleo
+      - module_path: /usr/share/ansible-modules
 
     tags:
       - tripleo-common-managed
@@ -100,7 +101,8 @@ workflows:
           verbosity: 0
           ssh_private_key: <% $.private_key %>
           ssh_extra_args: '-o StrictHostKeyChecking=no'
-          limit_hosts:  <% $.nodes %>
+          limit_hosts: <% $.nodes %>
+          module_path: <% $.module_path %>
         on-success: node_update_passed
         on-error: node_update_failed
         publish: