first round of variable name changes

roles/matrix-awx/tasks/export_server.yml

@@ -1,21 +1,22 @@
+---
 
 - name: Run export of /matrix/ and snapshot the database simultaneously 
   command: "{{ item }}" 
   with_items:
     - /bin/sh /usr/local/bin/awx-export-service.sh 1 0
     - /bin/sh /usr/local/bin/awx-export-service.sh 0 1
-  register: _create_instances
+  register: awx_create_instances
   async: 3600  # Maximum runtime in seconds.
   poll: 0  # Fire and continue (never poll)
 
 - name: Wait for both of these jobs to finish
   async_status:
     jid: "{{ item.ansible_job_id }}"
-  register: _jobs
-  until: _jobs.finished
+  register: awx_jobs
+  until: awx_jobs.finished
   delay: 5  # Check every 5 seconds.
   retries: 720  # Retry for a full hour.
-  with_items: "{{ _create_instances.results }}"
+  with_items: "{{ awx_create_instances.results }}"
 
 - name: Schedule deletion of the export in 24 hours
   at:
@@ -35,8 +36,8 @@
 
 - name: Set boolean value to exit playbook
   set_fact:
-    end_playbook: true
+    awx_end_playbook: true
 
 - name: End playbook if this task list is called.
   meta: end_play
-  when: end_playbook is defined and end_playbook|bool
+  when: awx_end_playbook is defined and awx_end_playbook|bool