Add a shim extension standard-attr-segment

Neutron patch: https://review.openstack.org/#/c/562320/

Change-Id: I34616a01c6fc0617984272d577650420233041e1
Related-Bug: #1765008
Related-Bug: #1760902

neutron_lib/api/definitions/__init__.py

@@ -75,6 +75,7 @@ from neutron_lib.api.definitions import segment
 from neutron_lib.api.definitions import servicetype
 from neutron_lib.api.definitions import sfc
 from neutron_lib.api.definitions import sorting
+from neutron_lib.api.definitions import standard_attr_segment
 from neutron_lib.api.definitions import subnet
 from neutron_lib.api.definitions import subnet_onboard
 from neutron_lib.api.definitions import subnet_segmentid_writable
@@ -153,6 +154,7 @@ _ALL_API_DEFINITIONS = {
     servicetype,
     sfc,
     sorting,
+    standard_attr_segment,
     subnet,
     subnet_onboard,
     subnet_segmentid_writable,

neutron_lib/api/definitions/standard_attr_segment.py

@@ -0,0 +1,31 @@
+#    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 neutron_lib.api.definitions import segment
+
+
+ALIAS = 'standard-attr-segment'
+IS_SHIM_EXTENSION = True
+IS_STANDARD_ATTR_EXTENSION = True
+NAME = 'Standard Attribute Segment Extension'
+DESCRIPTION = 'Add standard attributes to Segment resource'
+UPDATED_TIMESTAMP = '2018-04-09T10:00:00-00:00'
+RESOURCE_ATTRIBUTE_MAP = {}
+SUB_RESOURCE_ATTRIBUTE_MAP = {}
+ACTION_MAP = {}
+REQUIRED_EXTENSIONS = [segment.ALIAS]
+OPTIONAL_EXTENSIONS = [
+    'standard-attr-description',
+    'standard-attr-timestamp',
+    'standard-attr-revisions'
+]
+ACTION_STATUS = {}

neutron_lib/tests/unit/api/definitions/test_standard_attr_segment.py

@@ -0,0 +1,18 @@
+#    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 neutron_lib.api.definitions import standard_attr_segment
+from neutron_lib.tests.unit.api.definitions import base
+
+
+class StandardAttrSegmentDefinitionTestCase(base.DefinitionBaseTestCase):
+    extension_module = standard_attr_segment

releasenotes/notes/add-extension-standard-attr-segment-8c721741589bf10b.yaml

@@ -0,0 +1,5 @@
+---
+other:
+  - |
+    Add a shim extension ``standard-attr-segment`` to indicate if segment
+    resource contains standard attributes.