1 files changed, 84 insertions, 0 deletions
diff --git a/cyborg_enhancement/mitaka_version/cyborg/cyborg/objects/attribute.py b/cyborg_enhancement/mitaka_version/cyborg/cyborg/objects/attribute.py
new file mode 100644
index 0000000..460424b
--- /dev/null
+++ b/cyborg_enhancement/mitaka_version/cyborg/cyborg/objects/attribute.py
@@ -0,0 +1,84 @@
+# Copyright 2018 Huawei Technologies Co.,LTD.
+# All Rights Reserved.
+#
+#    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_log import log as logging
+from oslo_versionedobjects import base as object_base
+
+from cyborg.common import exception
+from cyborg.db import api as dbapi
+from cyborg.objects import base
+from cyborg.objects import fields as object_fields
+
+
+LOG = logging.getLogger(__name__)
+
+
+@base.CyborgObjectRegistry.register
+class Attribute(base.CyborgObject, object_base.VersionedObjectDictCompat):
+    # Version 1.0: Initial version
+    VERSION = '1.0'
+
+    dbapi = dbapi.get_instance()
+
+    fields = {
+        'id': object_fields.IntegerField(nullable=False),
+        'uuid': object_fields.UUIDField(nullable=False),
+        'deployable_id': object_fields.IntegerField(nullable=False),
+        'key': object_fields.StringField(nullable=False),
+        'value': object_fields.StringField(nullable=False)
+    }
+
+    def create(self, context):
+        """Create an attribute record in the DB."""
+        if self.deployable_id is None:
+            raise exception.AttributeInvalid()
+
+        values = self.obj_get_changes()
+        db_attr = self.dbapi.attribute_create(context,
+                                              self.key,
+                                              self.value)
+        self._from_db_object(self, db_attr)
+
+    @classmethod
+    def get(cls, context, uuid):
+        """Find a DB attribute and return an Obj attribute."""
+        db_attr = cls.dbapi.attribute_get(context, uuid)
+        obj_attr = cls._from_db_object(cls(context), db_attr)
+        return obj_attr
+
+    @classmethod
+    def attribute_get_by_deployable_uuid(cls, context, deployable_uuid):
+        """Get an attribute by deployable uuid."""
+        db_attr = cls.dbapi.attribute_get_by_deployable_uuid(context,
+                                                             deployable_uuid)
+        return cls._from_db_object_list(db_attr, context)
+
+    def save(self, context):
+        """Update an attribute record in the DB."""
+        updates = self.obj_get_changes()
+        db_attr = self.dbapi.attribute_update(context,
+                                              self.uuid,
+                                              self.key,
+                                              self.value)
+        self._from_db_object(self, db_attr)
+
+    def destroy(self, context):
+        """Delete an attribute from the DB."""
+        self.dbapi.attribute_delete(context, self.uuid)
+        self.obj_reset_changes()
+
+    def set_key_value_pair(self, set_key, set_value):
+        self.key = set_key
+        self.value = set_value