python-dracclient/dracclient/resources/inventory.py

110 lines
3.9 KiB
Python

#
# 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 dracclient.resources import uris
from dracclient import utils
CPU = collections.namedtuple(
'CPU',
['id', 'cores', 'speed', 'ht_enabled', 'model', 'status', 'turbo_enabled',
'vt_enabled'])
Memory = collections.namedtuple(
'Memory',
['id', 'size', 'speed', 'manufacturer', 'model', 'status'])
PrimaryStatus = {
'0': 'Unknown',
'1': 'OK',
'2': 'Degraded',
'3': 'Error'
}
class InventoryManagement(object):
def __init__(self, client):
"""Creates InventoryManagement object
:param client: an instance of WSManClient
"""
self.client = client
def list_cpus(self):
"""Returns the list of CPUs
:returns: a list of CPU objects
:raises: WSManRequestFailure on request failures
:raises: WSManInvalidResponse when receiving invalid response
:raises: DRACOperationFailed on error reported back by the DRAC
"""
doc = self.client.enumerate(uris.DCIM_CPUView)
cpus = utils.find_xml(doc, 'DCIM_CPUView',
uris.DCIM_CPUView,
find_all=True)
return [self._parse_cpus(cpu) for cpu in cpus]
def _parse_cpus(self, cpu):
return CPU(
id=self._get_cpu_attr(cpu, 'FQDD'),
cores=int(self._get_cpu_attr(cpu, 'NumberOfProcessorCores')),
speed=int(self._get_cpu_attr(cpu, 'CurrentClockSpeed')),
ht_enabled=bool(self._get_cpu_attr(cpu, 'HyperThreadingEnabled')),
model=self._get_cpu_attr(cpu, 'Model'),
status=PrimaryStatus[self._get_cpu_attr(cpu, 'PrimaryStatus')],
turbo_enabled=bool(self._get_cpu_attr(cpu, 'TurboModeEnabled')),
vt_enabled=bool(self._get_cpu_attr(cpu,
'VirtualizationTechnologyEnabled'))
)
def _get_cpu_attr(self, cpu, attr_name):
return utils.get_wsman_resource_attr(
cpu, uris.DCIM_CPUView, attr_name)
def list_memory(self):
"""Returns the list of installed memory
:returns: a list of Memory objects
:raises: WSManRequestFailure on request failures
:raises: WSManInvalidResponse when receiving invalid response
:raises: DRACOperationFailed on error reported back by the DRAC
"""
doc = self.client.enumerate(uris.DCIM_MemoryView)
installed_memory = utils.find_xml(doc, 'DCIM_MemoryView',
uris.DCIM_MemoryView,
find_all=True)
return [self._parse_memory(memory) for memory in installed_memory]
def _parse_memory(self, memory):
return Memory(id=self._get_memory_attr(memory, 'FQDD'),
size=int(self._get_memory_attr(memory, 'Size')),
speed=int(self._get_memory_attr(memory, 'Speed')),
manufacturer=self._get_memory_attr(memory,
'Manufacturer'),
model=self._get_memory_attr(memory, 'Model'),
status=PrimaryStatus[self._get_memory_attr(
memory,
'PrimaryStatus')])
def _get_memory_attr(self, memory, attr_name):
return utils.get_wsman_resource_attr(memory, uris.DCIM_MemoryView,
attr_name)