Lin Yang a3d81c01fc Introduce `cache_it and cache_clear`
It use the new method ``cache_it`` and ``cache_clear`` in sushy
1.7.0 to cache nested resource property methods.

Change-Id: I684d5d2447e467a7f3ae4fc4fdc22804cd12ef71
2018-11-27 16:34:25 -08:00

80 lines
2.7 KiB
Python

# Copyright 2018 Intel, Inc.
# 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 sushy.resources.system import system
from sushy import utils
from rsd_lib.resources.v2_1.system import memory
from rsd_lib.resources.v2_1.system import network_interface
from rsd_lib.resources.v2_1.system import storage_subsystem
class System(system.System):
def _get_memory_collection_path(self):
"""Helper function to find the memory path"""
return utils.get_sub_resource_path_by(self, 'Memory')
@property
@utils.cache_it
def memory(self):
"""Property to provide reference to `Metrics` instance
It is calculated once the first time it is queried. On refresh,
this property is reset.
"""
return memory.MemoryCollection(
self._conn, self._get_memory_collection_path(),
redfish_version=self.redfish_version)
def _get_storage_subsystem_collection_path(self):
"""Helper function to find the storage subsystem path"""
return utils.get_sub_resource_path_by(self, 'Storage')
@property
@utils.cache_it
def storage_subsystem(self):
"""Property to provide reference to `StorageSubsystem` instance
It is calculated once the first time it is queried. On refresh,
this property is reset.
"""
return storage_subsystem.StorageSubsystemCollection(
self._conn, self._get_storage_subsystem_collection_path(),
redfish_version=self.redfish_version)
def _get_network_interface_collection_path(self):
"""Helper function to find the network interface path"""
return utils.get_sub_resource_path_by(self, 'EthernetInterfaces')
@property
@utils.cache_it
def network_interface(self):
"""Property to provide reference to `NetworkInterface` instance
It is calculated once the first time it is queried. On refresh,
this property is reset.
"""
return network_interface.NetworkInterfaceCollection(
self._conn, self._get_network_interface_collection_path(),
redfish_version=self.redfish_version)
class SystemCollection(system.SystemCollection):
@property
def _resource_type(self):
return System