Trigger rabbitmq cluster node removal from deprovisioning

awx/main/management/commands/deprovision_node.py

@@ -1,6 +1,7 @@
 # Copyright (c) 2016 Ansible, Inc.
 # All Rights Reserved
 
+import subprocess
 from django.core.management.base import BaseCommand, CommandError
 from optparse import make_option
 from awx.main.models import Instance
@@ -22,7 +23,11 @@ class Command(BaseCommand):
         instance = Instance.objects.filter(hostname=options.get('name'))
         if instance.exists():
             instance.delete()
-            print('Successfully removed')
+            result = subprocess.Popen("rabbitmqctl forget_cluster_node rabbitmq@{}".format(options.get('name')), shell=True).wait()
+            if result != 0:
+                print("Node deprovisioning may have failed when attempting to remove the RabbitMQ instance from the cluster")
+            else:
+                print('Successfully deprovisioned {}'.format(options.get('name')))
         else:
             print('No instance found matching name {}'.format(options.get('name')))