Add a task to add the management plugin.

playbooks/roles/rabbitmq/tasks/main.yml

@@ -35,6 +35,9 @@
   template: src=rabbitmq.config.j2 dest={{rabbitmq_config_dir}}/rabbitmq.config owner=root group=root mode=0644
   register: cluster_configuration
 
+- name: add the mangement plugin
+  rabbitmq_plugin: names=rabbitmq_management state=enabled
+
 # When rabbitmq starts up it creates a folder of metadata at '/var/lib/rabbitmq/mnesia'.
 # This folder should be deleted before clustering is setup because it retains data
 # that can conflict with the clustering information.