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# Copyright 2015 FUJITSU LIMITED
#
# 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.
"""
iRMC Management Driver
"""
from oslo_log import log as logging
from oslo_utils import importutils
from ironic.common import boot_devices
from ironic.common import exception
from ironic.common.i18n import _
from ironic.common.i18n import _LE
from ironic.conductor import task_manager
from ironic.drivers.modules import ipmitool
from ironic.drivers.modules.irmc import common as irmc_common
from ironic.drivers import utils as driver_utils
scci = importutils.try_import('scciclient.irmc.scci')
LOG = logging.getLogger(__name__)
# Boot Option Parameters #5 Data2 defined in
# Set/Get System Boot Options Command, IPMI spec v2.0.
_BOOTPARAM5_DATA2 = {boot_devices.PXE: '0x04',
boot_devices.DISK: '0x08',
# note (naohirot)
# boot_devices.CDROM is tentatively set to '0x20' rather
# than '0x14' as a work-around to force iRMC vmedia boot.
# 0x14 = Force boot from default CD/DVD
# 0x20 = Force boot from remotely connected CD/DVD
boot_devices.CDROM: '0x20',
boot_devices.BIOS: '0x18',
boot_devices.SAFE: '0x0c',
}
def _get_sensors_data(task):
"""Get sensors data method.
It gets sensor data from the task's node via SCCI, and convert the data
from XML to the dict format.
:param task: A TaskManager instance.
:raises: FailedToGetSensorData when getting the sensor data fails.
:returns: Returns a consistent formatted dict of sensor data grouped
by sensor type, which can be processed by Ceilometer.
"""
try:
report = irmc_common.get_irmc_report(task.node)
sensor = scci.get_sensor_data(report)
except (exception.InvalidParameterValue,
exception.MissingParameterValue,
scci.SCCIInvalidInputError,
scci.SCCIClientError) as e:
LOG.error(_LE("SCCI get sensor data failed for node %(node_id)s "
"with the following error: %(error)s"),
{'node_id': task.node.uuid, 'error': e})
raise exception.FailedToGetSensorData(
node=task.node.uuid, error=e)
sensors_data = {}
for sdr in sensor:
sensor_type_name = sdr.find('./Data/Decoded/Sensor/TypeName')
sensor_type_number = sdr.find('./Data/Decoded/Sensor/Type')
entity_name = sdr.find('./Data/Decoded/Entity/Name')
entity_id = sdr.find('./Data/Decoded/Entity/ID')
if None in (sensor_type_name, sensor_type_number,
entity_name, entity_id):
continue
sensor_type = ('%s (%s)' %
(sensor_type_name.text, sensor_type_number.text))
sensor_id = ('%s (%s)' %
(entity_name.text, entity_id.text))
reading_value = sdr.find(
'./Data/Decoded/Sensor/Thresholds/*/Normalized')
reading_value_text = "None" if (
reading_value is None) else str(reading_value.text)
reading_units = sdr.find('./Data/Decoded/Sensor/BaseUnitName')
reading_units_text = "None" if (
reading_units is None) else str(reading_units.text)
sensor_reading = '%s %s' % (reading_value_text, reading_units_text)
sensors_data.setdefault(sensor_type, {})[sensor_id] = {
'Sensor Reading': sensor_reading,
'Sensor ID': sensor_id,
'Units': reading_units_text,
}
return sensors_data
class IRMCManagement(ipmitool.IPMIManagement):
def get_properties(self):
"""Return the properties of the interface.
:returns: Dictionary of <property name>:<property description> entries.
"""
return irmc_common.COMMON_PROPERTIES
def validate(self, task):
"""Validate the driver-specific management information.
This method validates whether the 'driver_info' property of the
supplied node contains the required information for this driver.
:param task: A TaskManager instance containing the node to act on.
:raises: InvalidParameterValue if required parameters are invalid.
:raises: MissingParameterValue if a required parameter is missing.
"""
irmc_common.parse_driver_info(task.node)
irmc_common.update_ipmi_properties(task)
super(IRMCManagement, self).validate(task)
@task_manager.require_exclusive_lock
def set_boot_device(self, task, device, persistent=False):
"""Set the boot device for a node.
Set the boot device to use on next reboot of the node.
:param task: A task from TaskManager.
:param device: The boot device, one of the supported devices
listed in :mod:`ironic.common.boot_devices`.
:param persistent: Boolean value. True if the boot device will
persist to all future boots, False if not.
Default: False.
:raises: InvalidParameterValue if an invalid boot device is
specified.
:raises: MissingParameterValue if a required parameter is missing.
:raises: IPMIFailure on an error from ipmitool.
"""
if device not in self.get_supported_boot_devices(task):
raise exception.InvalidParameterValue(_(
"Invalid boot device %s specified.") % device)
uefi_mode = (
driver_utils.get_node_capability(task.node, 'boot_mode') == 'uefi')
# disable 60 secs timer
timeout_disable = "0x00 0x08 0x03 0x08"
ipmitool.send_raw(task, timeout_disable)
# note(naohirot):
# Set System Boot Options : ipmi cmd '0x08', bootparam '0x05'
#
# $ ipmitool raw 0x00 0x08 0x05 data1 data2 0x00 0x00 0x00
#
# data1 : '0xe0' persistent + uefi
# '0xc0' persistent + bios
# '0xa0' next only + uefi
# '0x80' next only + bios
# data2 : boot device defined in the dict _BOOTPARAM5_DATA2
bootparam5 = '0x00 0x08 0x05 %s %s 0x00 0x00 0x00'
if persistent:
data1 = '0xe0' if uefi_mode else '0xc0'
else:
data1 = '0xa0' if uefi_mode else '0x80'
data2 = _BOOTPARAM5_DATA2[device]
cmd8 = bootparam5 % (data1, data2)
ipmitool.send_raw(task, cmd8)
def get_sensors_data(self, task):
"""Get sensors data method.
It gets sensor data from the task's node via SCCI, and convert the data
from XML to the dict format.
:param task: A TaskManager instance.
:raises: FailedToGetSensorData when getting the sensor data fails.
:raises: FailedToParseSensorData when parsing sensor data fails.
:raises: InvalidParameterValue if required parameters are invalid.
:raises: MissingParameterValue if a required parameter is missing.
:returns: Returns a consistent formatted dict of sensor data grouped
by sensor type, which can be processed by Ceilometer.
Example::
{
'Sensor Type 1': {
'Sensor ID 1': {
'Sensor Reading': 'Value1 Units1',
'Sensor ID': 'Sensor ID 1',
'Units': 'Units1'
},
'Sensor ID 2': {
'Sensor Reading': 'Value2 Units2',
'Sensor ID': 'Sensor ID 2',
'Units': 'Units2'
}
},
'Sensor Type 2': {
'Sensor ID 3': {
'Sensor Reading': 'Value3 Units3',
'Sensor ID': 'Sensor ID 3',
'Units': 'Units3'
},
'Sensor ID 4': {
'Sensor Reading': 'Value4 Units4',
'Sensor ID': 'Sensor ID 4',
'Units': 'Units4'
}
}
}
"""
# irmc_common.parse_driver_info() makes sure that
# d_info['irmc_sensor_method'] is either 'scci' or 'ipmitool'.
d_info = irmc_common.parse_driver_info(task.node)
sensor_method = d_info['irmc_sensor_method']
if sensor_method == 'scci':
return _get_sensors_data(task)
elif sensor_method == 'ipmitool':
return super(IRMCManagement, self).get_sensors_data(task)
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