Turn on fedmsg for PDC.

inventory/group_vars/pdc-web

@@ -29,6 +29,5 @@ fedmsg_certs:
 - service: pdc
   owner: root
   group: apache
-  # We don't have notifications from PDC yet, but when we do, add them here.
-  #can_send:
-  #- pdc.somethingorother
+  can_send:
+  - pdc.compose

inventory/group_vars/pdc-web-stg

@@ -29,6 +29,5 @@ fedmsg_certs:
 - service: pdc
   owner: root
   group: apache
-  # We don't have notifications from PDC yet, but when we do, add them here.
-  #can_send:
-  #- pdc.somethingorother
+  can_send:
+  - pdc.compose

roles/pdc/frontend/templates/settings_local.py

@@ -10,6 +10,11 @@
 #       settings, please remember to update your settings_local.py
 #       when the items you extended got updated in settings.py.
 
+# Turn on the fedmsg publishing plugin.
+MESSAGE_BUS = {
+        'MLP': 'fedmsg',  # MLP: Messaging Library Package
+}
+
 REST_FRAMEWORK = {
     'DEFAULT_AUTHENTICATION_CLASSES': (
         'pdc.apps.auth.authentication.TokenAuthenticationWithChangeSet',