Rename 'nova.common.config' module to 'nova.middleware'

There was only one sub-module in 'nova.common' but its presence
interferes with tab complete for the majority of people that want
'nova/compute'. Just move that sub-module to its own top-level module
and be done.

Change-Id: Iee886d915577f347e1ee4f54133ae0f87ae75841
Signed-off-by: Stephen Finucane <sfinucan@redhat.com>

1 files changed, 37 insertions, 0 deletions

diff --git a/nova/middleware.py b/nova/middleware.py
new file mode 100644
index 0000000000..717fecd4ef
--- /dev/null
+++ b/nova/middleware.py
@@ -0,0 +1,37 @@
+# Copyright 2016 Hewlett Packard Enterprise Development Company, L.P.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+from oslo_middleware import cors
+
+
+def set_defaults():
+    """Update default configuration options for oslo.middleware."""
+    cors.set_defaults(
+        allow_headers=['X-Auth-Token',
+                       'X-Openstack-Request-Id',
+                       'X-Identity-Status',
+                       'X-Roles',
+                       'X-Service-Catalog',
+                       'X-User-Id',
+                       'X-Tenant-Id'],
+        expose_headers=['X-Auth-Token',
+                        'X-Openstack-Request-Id',
+                        'X-Subject-Token',
+                        'X-Service-Token'],
+        allow_methods=['GET',
+                       'PUT',
+                       'POST',
+                       'DELETE',
+                       'PATCH']
+    )