Make sure the deploy section of the demo role gets run.

playbooks/edx-east/demo.yml

+- name: Deploy demo course
+  hosts: all
+  sudo: True
+  gather_facts: True
+  vars:
+    enable_datadog: True
+    enable_splunkforwarder: True
+  vars_files:
+    - ["{{ secure_vars }}", "dummy.yml"]
+  roles:
+    - demo 
+    - role: datadog
+      when: enable_datadog
+    - role: splunkforwarder
+      when: enable_splunkforwarder

util/jenkins/ansible-provision.sh

@@ -186,7 +186,7 @@ EOF
 fi
 
 declare -A deploy
-roles="edxapp forum xqueue xserver ora discern certs"
+roles="edxapp forum xqueue xserver ora discern certs demo"
 for role in $roles; do
     deploy[$role]=${!role}
 done