Create classes to configure notifications
diff --git a/keystone/server/notification/messagingv2.yml b/keystone/server/notification/messagingv2.yml
new file mode 100644
index 0000000..2cc7e64
--- /dev/null
+++ b/keystone/server/notification/messagingv2.yml
@@ -0,0 +1,6 @@
+parameters:
+  keystone:
+    server:
+      notification:
+        driver: messagingv2
+        topics: "${_param:openstack_notification_topics}"