Merge "Fix POST_FAILURE in CI when ARA DB doesn't exist"

tests/post.yml

@@ -37,15 +37,22 @@
 
 - hosts: primary
   tasks:
-    - name: ensure ara-report folder existence
-      file:
-        path: "{{ zuul.executor.log_root }}/{{ inventory_hostname }}/ara-report"
-        state: directory
-      delegate_to: localhost
-      run_once: true
+    - name: check for existence of ara sqlite
+      stat:
+        path: "{{ ansible_env.HOME }}/.ara/ansible.sqlite"
+      register: ara_stat_result
 
-    - name: download ara sqlite
-      synchronize:
-        src: "{{ ansible_env.HOME }}/.ara/ansible.sqlite"
-        dest: "{{ zuul.executor.log_root }}/{{ inventory_hostname }}/ara-report/"
-        mode: pull
+    - block:
+        - name: ensure ara-report folder existence
+          file:
+            path: "{{ zuul.executor.log_root }}/{{ inventory_hostname }}/ara-report"
+            state: directory
+          delegate_to: localhost
+          run_once: true
+
+        - name: download ara sqlite
+          synchronize:
+            src: "{{ ansible_env.HOME }}/.ara/ansible.sqlite"
+            dest: "{{ zuul.executor.log_root }}/{{ inventory_hostname }}/ara-report/"
+            mode: pull
+      when: ara_stat_result.stat.exists