Try setting up relay and gateway on new busgateway01.

roles/fedmsg/relay/tasks/main.yml

@@ -0,0 +1,16 @@
+# This is a *very* simple role.  The config needed for fedmsg-relay to operate
+# correctly is actually included as part of the fedmsg/base role.
+
+- name: install fedmsg-relay
+  yum: pkg=fedmsg-relay state=installed
+  tags:
+  - packages
+  - fedmsg/relay
+
+- name: enable on boot and start fedmsg-relay
+  service: name=fedmsg-relay state=started enabled=true
+  tags:
+  - services
+  - fedmsg/relay
+  notify:
+  - restart fedmsg-relay