Update Keystone core to Mitaka.

Change-Id: Ia10d6add16f4a9d25d1f42d420661c46332e69db

1 files changed, 3 insertions, 5 deletions

diff --git a/keystone-moon/keystone/resource/schema.py b/keystone-moon/keystone/resource/schema.py
index e26a9c4a..7e2cd667 100644
--- a/keystone-moon/keystone/resource/schema.py
+++ b/keystone-moon/keystone/resource/schema.py
@@ -16,10 +16,8 @@ from keystone.common.validation import parameter_types
 
 _project_properties = {
     'description': validation.nullable(parameter_types.description),
-    # NOTE(lbragstad): domain_id isn't nullable according to some backends.
-    # The identity-api should be updated to be consistent with the
-    # implementation.
-    'domain_id': parameter_types.id_string,
+    # NOTE(htruta): domain_id is nullable for projects acting as a domain.
+    'domain_id': validation.nullable(parameter_types.id_string),
     'enabled': parameter_types.boolean,
     'is_domain': parameter_types.boolean,
     'parent_id': validation.nullable(parameter_types.id_string),
@@ -43,7 +41,7 @@ project_create = {
 project_update = {
     'type': 'object',
     'properties': _project_properties,
-    # NOTE(lbragstad) Make sure at least one property is being updated
+    # NOTE(lbragstad): Make sure at least one property is being updated
     'minProperties': 1,
     'additionalProperties': True
 }