sushy/sushy/resources/chassis/chassis.py

331 lines
12 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.
# This is referred from Redfish standard schema.
# http://redfish.dmtf.org/schemas/v1/Chassis.v1_8_0.json
import logging
from sushy import exceptions
from sushy.resources import base
from sushy.resources.chassis import constants as cha_cons
from sushy.resources.chassis.power import power
from sushy.resources.chassis.thermal import thermal
from sushy.resources import common
from sushy.resources import constants as res_cons
from sushy.resources.manager import manager
from sushy.resources.system.network import adapter
from sushy import utils
LOG = logging.getLogger(__name__)
class ActionsField(base.CompositeField):
reset = common.ResetActionField('#Chassis.Reset')
class PhysicalSecurity(base.CompositeField):
intrusion_sensor = base.MappedField('IntrusionSensor',
cha_cons.IntrusionSensor)
"""IntrusionSensor
This indicates the known state of the physical security sensor, such as if
it is hardware intrusion detected.
"""
intrusion_sensor_number = base.Field('IntrusionSensorNumber')
"""A numerical identifier to represent the physical security sensor"""
intrusion_sensor_re_arm = base.MappedField('IntrusionSensorReArm',
cha_cons.IntrusionSensorReArm)
"""This indicates how the Normal state to be restored"""
class Chassis(base.ResourceBase):
"""Chassis resource
The Chassis represents the physical components of a system. This
resource represents the sheet-metal confined spaces and logical zones
such as racks, enclosures, chassis and all other containers.
"""
chassis_type = base.MappedField('ChassisType', cha_cons.ChassisType,
required=True)
"""The type of physical form factor of the chassis"""
identity = base.Field('Id', required=True)
"""Identifier for the chassis"""
name = base.Field('Name', required=True)
"""The chassis name"""
asset_tag = base.Field('AssetTag')
"""The user assigned asset tag of this chassis"""
depth_mm = base.Field('DepthMm')
"""Depth in millimeters
The depth of the chassis. The value of this property shall represent
the depth (length) of the chassis (in millimeters) as specified by the
manufacturer.
"""
description = base.Field('Description')
"""The chassis description"""
height_mm = base.Field('HeightMm')
"""Height in millimeters
The height of the chassis. The value of this property shall represent
the height of the chassis (in millimeters) as specified by the
manufacturer.
"""
indicator_led = base.MappedField('IndicatorLED', res_cons.IndicatorLED)
"""The state of the indicator LED, used to identify the chassis"""
manufacturer = base.Field('Manufacturer')
"""The manufacturer of this chassis"""
model = base.Field('Model')
"""The model number of the chassis"""
part_number = base.Field('PartNumber')
"""The part number of the chassis"""
physical_security = PhysicalSecurity('PhysicalSecurity')
"""PhysicalSecurity
This value of this property shall contain the sensor state of the physical
security.
"""
power_state = base.MappedField('PowerState', res_cons.PowerState)
"""The current power state of the chassis"""
serial_number = base.Field('SerialNumber')
"""The serial number of the chassis"""
sku = base.Field('SKU')
"""Stock-keeping unit number (SKU)
The value of this property shall be the stock-keeping unit number for
this chassis.
"""
status = common.StatusField('Status')
"""Status and Health
This property describes the status and health of the chassis and its
children.
"""
uuid = base.Field('UUID')
"""The Universal Unique Identifier (UUID) for this Chassis."""
weight_kg = base.Field('WeightKg')
"""Weight in kilograms
The value of this property shall represent the published mass (commonly
referred to as weight) of the chassis (in kilograms).
"""
width_mm = base.Field('WidthMm')
"""Width in millimeters
The value of this property shall represent the width of the chassis
(in millimeters) as specified by the manufacturer.
"""
_actions = ActionsField('Actions')
def __init__(self, connector, identity, redfish_version=None,
registries=None, root=None):
"""A class representing a Chassis
:param connector: A Connector instance
:param identity: The identity of the Chassis resource
:param redfish_version: The version of RedFish. Used to construct
the object according to schema of the given version.
:param registries: Dict of Redfish Message Registry objects to be
used in any resource that needs registries to parse messages
:param root: Sushy root object. Empty for Sushy root itself.
"""
super(Chassis, self).__init__(
connector, identity, redfish_version=redfish_version,
registries=registries, root=root)
def _get_reset_action_element(self):
reset_action = self._actions.reset
if not reset_action:
raise exceptions.MissingActionError(action='#Chassis.Reset',
resource=self._path)
return reset_action
def get_allowed_reset_chassis_values(self):
"""Get the allowed values for resetting the chassis.
:returns: A set of allowed values.
:raises: MissingAttributeError, if Actions/#Chassis.Reset attribute
not present.
"""
reset_action = self._get_reset_action_element()
if not reset_action.allowed_values:
LOG.warning('Could not figure out the allowed values for the '
'reset chassis action for Chassis %s', self.identity)
return set(res_cons.ResetType)
return {v for v in res_cons.ResetType
if v.value in reset_action.allowed_values}
def reset_chassis(self, value):
"""Reset the chassis.
:param value: The target value.
:raises: InvalidParameterValueError, if the target value is not
allowed.
"""
valid_resets = self.get_allowed_reset_chassis_values()
if value not in valid_resets:
raise exceptions.InvalidParameterValueError(
parameter='value', value=value, valid_values=valid_resets)
value = res_cons.ResetType(value).value
target_uri = self._get_reset_action_element().target_uri
LOG.debug('Resetting the Chassis %s ...', self.identity)
self._conn.post(target_uri, data={'ResetType': value})
LOG.info('The Chassis %s is being reset', self.identity)
def set_indicator_led(self, state):
"""Set IndicatorLED to the given state.
:param state: Desired LED state, an IndicatorLED value.
:raises: InvalidParameterValueError, if any information passed is
invalid.
"""
try:
state = res_cons.IndicatorLED(state).value
except ValueError:
raise exceptions.InvalidParameterValueError(
parameter='state', value=state,
valid_values=' ,'.join(i.value for i in res_cons.IndicatorLED))
etag = self._get_etag()
data = {'IndicatorLED': state}
self._conn.patch(self.path, data=data, etag=etag)
self.invalidate()
@property
@utils.cache_it
def managers(self):
"""A list of managers for this chassis.
Returns a list of `Manager` objects representing the managers
that manage this chassis.
:raises: MissingAttributeError if '@odata.id' field is missing.
:returns: A list of `Manager` instances
"""
paths = utils.get_sub_resource_path_by(
self, ["Links", "ManagedBy"], is_collection=True)
return [manager.Manager(self._conn, path,
redfish_version=self.redfish_version,
registries=self.registries,
root=self.root)
for path in paths]
@property
@utils.cache_it
def systems(self):
"""A list of systems residing in this chassis.
Returns a list of `System` objects representing systems being
mounted in this chassis/cabinet.
:raises: MissingAttributeError if '@odata.id' field is missing.
:returns: A list of `System` instances
"""
paths = utils.get_sub_resource_path_by(
self, ["Links", "ComputerSystems"], is_collection=True)
from sushy.resources.system import system
return [system.System(self._conn, path,
redfish_version=self.redfish_version,
registries=self.registries,
root=self.root)
for path in paths]
@property
@utils.cache_it
def power(self):
"""Property to reference `Power` instance
It is set once when the first time it is queried. On refresh,
this property is marked as stale (greedy-refresh not done).
Here the actual refresh of the sub-resource happens, if stale.
"""
return power.Power(
self._conn,
utils.get_sub_resource_path_by(self, 'Power'),
redfish_version=self.redfish_version, registries=self.registries,
root=self.root)
@property
@utils.cache_it
def thermal(self):
"""Property to reference `Thermal` instance
It is set once when the first time it is queried. On refresh,
this property is marked as stale (greedy-refresh not done).
Here the actual refresh of the sub-resource happens, if stale.
"""
return thermal.Thermal(
self._conn,
utils.get_sub_resource_path_by(self, 'Thermal'),
redfish_version=self.redfish_version, registries=self.registries,
root=self.root)
@property
@utils.cache_it
def network_adapters(self):
"""Property to reference `NetworkAdapterCollection` instance
It is set once when the first time it is queried. On refresh,
this property is marked as stale (greedy-refresh not done).
Here the actual refresh of the sub-resource happens, if stale.
"""
return adapter.NetworkAdapterCollection(
self._conn,
utils.get_sub_resource_path_by(self, "NetworkAdapters"),
redfish_version=self.redfish_version,
registries=self.registries, root=self.root)
class ChassisCollection(base.ResourceCollectionBase):
@property
def _resource_type(self):
return Chassis
def __init__(self, connector, path, redfish_version=None, registries=None,
root=None):
"""A class representing a ChassisCollection
:param connector: A Connector instance
:param path: The canonical path to the Chassis collection resource
:param redfish_version: The version of RedFish. Used to construct
the object according to schema of the given version.
:param registries: Dict of Redfish Message Registry objects to be
used in any resource that needs registries to parse messages
:param root: Sushy root object. Empty for Sushy root itself.
"""
super(ChassisCollection, self).__init__(
connector, path, redfish_version=redfish_version,
registries=registries, root=root)