Move ara output generation to post playbook

When there are issues, we hit POST FAILURE because ara generate gets
skipped. Move it.

Change-Id: Ib54f78c548999ed330d44e77ecbfc90944fec459

.zuul.yaml

@@ -19,7 +19,9 @@
     nodes: zuul-functional
     pre-run: playbooks/zuul-stream/pre
     run: playbooks/zuul-stream/functional
-    post-run: playbooks/zuul-stream/post
+    post-run:
+      - playbooks/zuul-stream/post
+      - playbooks/zuul-stream/post-ara
     required-projects:
       - openstack/ara
 

playbooks/zuul-stream/functional.yaml

@@ -58,9 +58,3 @@
       shell: |
         egrep "^.+\| node1 \| OSError.+\/failure-itemloop\/" job-output.txt
         egrep "^.+\| node2 \| OSError.+\/failure-itemloop\/" job-output.txt
-
-    - name: Generate ARA html
-      command: ara generate html ara-output
-
-    - name: Compress ARA html
-      command: gzip --recursive --best ara-output

playbooks/zuul-stream/post-ara.yaml

@@ -0,0 +1,14 @@
+- hosts: controller
+  tasks:
+
+    - name: Generate ARA html
+      command: ara generate html ara-output
+
+    - name: Compress ARA html
+      command: gzip --recursive --best ara-output
+
+    - name: Fetch ARA files
+      synchronize:
+        src: "{{ ansible_user_dir }}/ara-output"
+        dest: "{{ zuul.executor.log_root }}/stream-files"
+        mode: pull

playbooks/zuul-stream/post.yaml

@@ -23,4 +23,3 @@
         - ansible.cfg
         - stream-job-output.txt
         - job-output.json
-        - ara-output