Source code for ironic.drivers.modules.ibmc.management
# Copyright 2019 HUAWEI, Inc. All Rights Reserved.
# Copyright 2017 Red Hat, 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.
"""
iBMC Management Interface
"""
from oslo_log import log
from oslo_utils import importutils
from ironic.common import exception
from ironic.common.i18n import _
from ironic.conductor import task_manager
from ironic.drivers import base
from ironic.drivers.modules.ibmc import mappings
from ironic.drivers.modules.ibmc import utils
constants = importutils.try_import('ibmc_client.constants')
ibmc_client = importutils.try_import('ibmc_client')
LOG = log.getLogger(__name__)
[docs]
class IBMCManagement(base.ManagementInterface):
# NOTE(TheJulia): Deprecating November 2023 in favor of Redfish
# and due to a lack of active driver maintenance.
supported = False
def __init__(self):
"""Initialize the iBMC management interface
:raises: DriverLoadError if the driver can't be loaded due to
missing dependencies
"""
super(IBMCManagement, self).__init__()
if not ibmc_client:
raise exception.DriverLoadError(
driver='ibmc',
reason=_('Unable to import the python-ibmcclient library'))
[docs]
def get_properties(self):
"""Return the properties of the interface.
:returns: dictionary of <property name>:<property description> entries.
"""
return utils.COMMON_PROPERTIES.copy()
[docs]
def validate(self, task):
"""Validates the driver information needed by the iBMC driver.
:param task: A TaskManager instance containing the node to act on.
:raises: InvalidParameterValue on malformed parameter(s)
:raises: MissingParameterValue on missing parameter(s)
"""
utils.parse_driver_info(task.node)
[docs]
@utils.handle_ibmc_exception('get iBMC supported boot devices')
def get_supported_boot_devices(self, task):
"""Get a list of the supported boot devices.
:param task: a task from TaskManager.
:raises: InvalidParameterValue on malformed parameter(s)
:raises: MissingParameterValue on missing parameter(s)
:raises: IBMCConnectionError when it fails to connect to iBMC
:raises: IBMCError when iBMC responses an error information
:returns: A list with the supported boot devices defined
in :mod:`ironic.common.boot_devices`.
"""
ibmc = utils.parse_driver_info(task.node)
with ibmc_client.connect(**ibmc) as conn:
system = conn.system.get()
boot_source_override = system.boot_source_override
return list(map(mappings.GET_BOOT_DEVICE_MAP.get,
boot_source_override.supported_boot_devices))
[docs]
@task_manager.require_exclusive_lock
@utils.handle_ibmc_exception('set iBMC boot device')
def set_boot_device(self, task, device, persistent=False):
"""Set the boot device for a node.
:param task: A task from TaskManager.
:param device: The boot device, one of
:mod:`ironic.common.boot_device`.
:param persistent: Boolean value. True if the boot device will
persist to all future boots, False if not.
Default: False.
:raises: InvalidParameterValue on malformed parameter(s)
:raises: MissingParameterValue on missing parameter(s)
:raises: IBMCConnectionError when it fails to connect to iBMC
:raises: IBMCError when iBMC responses an error information
"""
ibmc = utils.parse_driver_info(task.node)
with ibmc_client.connect(**ibmc) as conn:
boot_device = mappings.SET_BOOT_DEVICE_MAP[device]
enabled = mappings.SET_BOOT_DEVICE_PERSISTENT_MAP[persistent]
conn.system.set_boot_source(boot_device, enabled=enabled)
[docs]
@utils.handle_ibmc_exception('get iBMC boot device')
def get_boot_device(self, task):
"""Get the current boot device for a node.
:param task: A task from TaskManager.
:raises: InvalidParameterValue on malformed parameter(s)
:raises: MissingParameterValue on missing parameter(s)
:raises: IBMCConnectionError when it fails to connect to iBMC
:raises: IBMCError when iBMC responses an error information
:returns: a dictionary containing:
:boot_device:
the boot device, one of :mod:`ironic.common.boot_devices` or
None if it is unknown.
:persistent:
Boolean value or None, True if the boot device persists,
False otherwise. None if it's disabled.
"""
ibmc = utils.parse_driver_info(task.node)
with ibmc_client.connect(**ibmc) as conn:
system = conn.system.get()
boot_source_override = system.boot_source_override
boot_device = boot_source_override.target
enabled = boot_source_override.enabled
return {
'boot_device': mappings.GET_BOOT_DEVICE_MAP.get(boot_device),
'persistent':
mappings.GET_BOOT_DEVICE_PERSISTENT_MAP.get(enabled)
}
[docs]
def get_supported_boot_modes(self, task):
"""Get a list of the supported boot modes.
:param task: A task from TaskManager.
:returns: A list with the supported boot modes defined
in :mod:`ironic.common.boot_modes`. If boot
mode support can't be determined, empty list
is returned.
"""
return list(mappings.SET_BOOT_MODE_MAP)
[docs]
@task_manager.require_exclusive_lock
@utils.handle_ibmc_exception('set iBMC boot mode')
def set_boot_mode(self, task, mode):
"""Set the boot mode for a node.
Set the boot mode to use on next reboot of the node.
:param task: A task from TaskManager.
:param mode: The boot mode, one of
:mod:`ironic.common.boot_modes`.
:raises: InvalidParameterValue on malformed parameter(s)
:raises: MissingParameterValue on missing parameter(s)
:raises: IBMCConnectionError when it fails to connect to iBMC
:raises: IBMCError when iBMC responses an error information
"""
ibmc = utils.parse_driver_info(task.node)
with ibmc_client.connect(**ibmc) as conn:
system = conn.system.get()
boot_source_override = system.boot_source_override
boot_device = boot_source_override.target
boot_override = boot_source_override.enabled
# Copied from redfish driver
# TODO(Qianbiao.NG) what if boot device is "NONE"?
if not boot_device:
error_msg = (_('Cannot change boot mode on node %(node)s '
'because its boot device is not set.') %
{'node': task.node.uuid})
LOG.error(error_msg)
raise exception.IBMCError(error_msg)
# TODO(Qianbiao.NG) what if boot override is "disabled"?
if not boot_override:
i18n = _('Cannot change boot mode on node %(node)s '
'because its boot source override is not set.')
error_msg = i18n % {'node': task.node.uuid}
LOG.error(error_msg)
raise exception.IBMCError(error_msg)
boot_mode = mappings.SET_BOOT_MODE_MAP[mode]
conn.system.set_boot_source(boot_device,
enabled=boot_override,
mode=boot_mode)
[docs]
@utils.handle_ibmc_exception('get iBMC boot mode')
def get_boot_mode(self, task):
"""Get the current boot mode for a node.
Provides the current boot mode of the node.
:param task: A task from TaskManager.
:raises: InvalidParameterValue on malformed parameter(s)
:raises: MissingParameterValue on missing parameter(s)
:raises: IBMCConnectionError when it fails to connect to iBMC
:raises: IBMCError when iBMC responses an error information
:returns: The boot mode, one of :mod:`ironic.common.boot_mode` or
None if it is unknown.
"""
ibmc = utils.parse_driver_info(task.node)
with ibmc_client.connect(**ibmc) as conn:
system = conn.system.get()
boot_source_override = system.boot_source_override
boot_mode = boot_source_override.mode
return mappings.GET_BOOT_MODE_MAP.get(boot_mode)
[docs]
def get_sensors_data(self, task):
"""Get sensors data.
Not implemented for this driver.
:raises: NotImplementedError
"""
raise NotImplementedError()
[docs]
@task_manager.require_exclusive_lock
@utils.handle_ibmc_exception('inject iBMC NMI')
def inject_nmi(self, task):
"""Inject NMI, Non Maskable Interrupt.
Inject NMI (Non Maskable Interrupt) for a node immediately.
:param task: A TaskManager instance containing the node to act on.
:raises: InvalidParameterValue on malformed parameter(s)
:raises: MissingParameterValue on missing parameter(s)
:raises: IBMCConnectionError when it fails to connect to iBMC
:raises: IBMCError when iBMC responses an error information
"""
ibmc = utils.parse_driver_info(task.node)
with ibmc_client.connect(**ibmc) as conn:
conn.system.reset(constants.RESET_NMI)
