Merge remote-tracking branch 'tower/release_3.2.3' into devel

* tower/release_3.2.3:
  fix unicode bugs with log statements
  use --export option for ansible-inventory
  add support for new "BECOME" prompt in Ansible 2.5+ for adhoc commands
  enforce strings for secret password inputs on Credentials
  fix a bug for "users should be able to change type of unused credential"
  fix xss vulnerabilities - on host recent jobs popover - on schedule name tooltip
  fix a bug when testing UDP-based logging configuration
  bump templates form credential_types page limit
  Wait for Slack RTM API websocket connection to be established
  don't process artifacts from custom `set_stat` calls asynchronously
  don't overwrite env['ANSIBLE_LIBRARY'] when fact caching is enabled
  only allow facts to cache in the proper file system location
  replace our memcached-based fact cache implementation with local files
  add support for new "BECOME" prompt in Ansible 2.5+
  fix a bug in inventory generation for isolated nodes
  properly handle unicode for isolated job buffers

awx/conf/views.py

@@ -21,7 +21,7 @@ from awx.api.generics import *  # noqa
 from awx.api.permissions import IsSuperUser
 from awx.api.versioning import reverse, get_request_version
 from awx.main.utils import *  # noqa
-from awx.main.utils.handlers import BaseHTTPSHandler, LoggingConnectivityException
+from awx.main.utils.handlers import BaseHTTPSHandler, UDPHandler, LoggingConnectivityException
 from awx.main.tasks import handle_setting_changes
 from awx.conf.license import get_licensed_features
 from awx.conf.models import Setting
@@ -199,7 +199,11 @@ class SettingLoggingTest(GenericAPIView):
             for k, v in serializer.validated_data.items():
                 setattr(mock_settings, k, v)
             mock_settings.LOG_AGGREGATOR_LEVEL = 'DEBUG'
-            BaseHTTPSHandler.perform_test(mock_settings)
+            if mock_settings.LOG_AGGREGATOR_PROTOCOL.upper() == 'UDP':
+                UDPHandler.perform_test(mock_settings)
+                return Response(status=status.HTTP_201_CREATED)
+            else:
+                BaseHTTPSHandler.perform_test(mock_settings)
         except LoggingConnectivityException as e:
             return Response({'error': str(e)}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
         return Response(status=status.HTTP_200_OK)