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# 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_versionedobjects import base as object_base
from ironic.db import api as dbapi
from ironic.objects import base
from ironic.objects import fields as object_fields
@base.IronicObjectRegistry.register
class NodeInventory(base.IronicObject, object_base.VersionedObjectDictCompat):
# Version 1.0: Initial version
VERSION = '1.0'
dbapi = dbapi.get_instance()
fields = {
'id': object_fields.IntegerField(),
'node_id': object_fields.IntegerField(nullable=True),
'inventory_data': object_fields.FlexibleDictField(nullable=True),
'plugin_data': object_fields.FlexibleDictField(nullable=True),
}
@classmethod
def _from_node_object(cls, context, node):
"""Convert a node into a virtual `NodeInventory` object."""
result = cls(context)
result._update_from_node_object(node)
return result
def _update_from_node_object(self, node):
"""Update the NodeInventory object from the node."""
for src, dest in self.node_mapping.items():
setattr(self, dest, getattr(node, src, None))
for src, dest in self.instance_info_mapping.items():
setattr(self, dest, node.instance_info.get(src))
@classmethod
def get_by_node_id(cls, context, node_id):
"""Get a NodeInventory object by its node ID.
:param cls: the :class:`NodeInventory`
:param context: Security context
:param uuid: The UUID of a NodeInventory.
:returns: A :class:`NodeInventory` object.
:raises: NodeInventoryNotFound
"""
db_inventory = cls.dbapi.get_node_inventory_by_node_id(node_id)
inventory = cls._from_db_object(context, cls(), db_inventory)
return inventory
def create(self, context=None):
"""Create a NodeInventory record in the DB.
:param context: Security context. NOTE: This should only
be used internally by the indirection_api.
Unfortunately, RPC requires context as the first
argument, even though we don't use it.
A context should be set when instantiating the
object, e.g.: NodeHistory(context)
"""
values = self.do_version_changes_for_db()
db_inventory = self.dbapi.create_node_inventory(values)
self._from_db_object(self._context, self, db_inventory)
def destroy(self, context=None):
"""Delete the NodeInventory from the DB.
:param context: Security context. NOTE: This should only
be used internally by the indirection_api.
Unfortunately, RPC requires context as the first
argument, even though we don't use it.
A context should be set when instantiating the
object, e.g.: NodeInventory(context)
:raises: NodeInventoryNotFound
"""
self.dbapi.destroy_node_inventory_by_node_id(self.node_id)
self.obj_reset_changes()
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