initial git mv for management command renaming

awx/main/management/commands/remove_from_queue.py

@@ -0,0 +1,39 @@
+# Copyright (c) 2017 Ansible Tower by Red Hat
+# All Rights Reserved.
+import sys
+
+from awx.main.models import Instance, InstanceGroup
+
+from optparse import make_option
+from django.core.management.base import BaseCommand, CommandError
+
+
+class Command(BaseCommand):
+
+    help = (
+        "Remove an instance (specified by --hostname) from the specified queue (instance group).\n"
+        "In order remove the queue, use the `unregister_queue` command.")
+
+    option_list = BaseCommand.option_list + (
+        make_option('--queuename', dest='queuename', type='string',
+                    help='Queue to be removed from'),
+        make_option('--hostname', dest='hostname', type='string',
+                    help='Host to remove from queue'),
+    )
+
+    def handle(self, **options):
+        if not options.get('queuename'):
+            raise CommandError('Must specify `--queuename` in order to use command.')
+        ig = InstanceGroup.objects.filter(name=options.get('queuename'))
+        if not ig.exists():
+            print("Queue doesn't exist")
+            sys.exit(1)
+        ig = ig.first()
+        i = Instance.objects.filter(hostname=options.get("hostname"))
+        if not i.exists():
+            print("Host doesn't exist")
+            sys.exit(1)
+        i = i.first()
+        ig.instances.remove(i)
+        print("Instance removed from instance group")
+