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# Copyright 2017 Hewlett Packard Enterprise Development LP
#
# 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.
import collections
from sushy.resources import base
from proliantutils.redfish.resources.system import constants as sys_cons
from proliantutils.redfish.resources.system import mappings
MemoryData = collections.namedtuple(
'MemoryData', ['has_persistent_memory',
'has_nvdimm_n',
'has_logical_nvdimm_n'])
class Memory(base.ResourceBase):
identity = base.Field('Id')
"""The memory identity string"""
name = base.Field('Name')
"""The name of the resource or array element"""
description = base.Field('Description')
"""Description"""
memory_device_type = base.MappedField('MemoryDeviceType',
mappings.MEMORY_DEVICE_TYPE_MAP)
memory_type = base.MappedField('MemoryType',
mappings.MEMORY_TYPE_MAP)
class MemoryCollection(base.ResourceCollectionBase):
@property
def _resource_type(self):
return Memory
def details(self):
persistent_memory = False
nvdimm_n = False
logical_nvdimm_n = False
for mem in self.get_members():
if mem.memory_type == sys_cons.MEMORY_TYPE_NVDIMM_N:
persistent_memory = True
nvdimm_n = True
if (mem.memory_device_type
== sys_cons.MEMORY_DEVICE_TYPE_LOGICAL):
logical_nvdimm_n = True
break
return MemoryData(has_persistent_memory=persistent_memory,
has_nvdimm_n=nvdimm_n,
has_logical_nvdimm_n=logical_nvdimm_n)
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