pyghmi/pyghmi/ipmi/oem/generic.py

517 lines
18 KiB
Python

# Copyright 2015 Lenovo Corporation
#
# 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 pyghmi.exceptions as exc
import pyghmi.ipmi.private.constants as event_const
import struct
class OEMHandler(object):
"""Handler class for OEM capabilities.
Any vendor wishing to implement OEM extensions should look at this
base class for an appropriate interface. If one does not exist, this
base class should be extended. At initialization an OEM is given
a dictionary with product_id, device_id, manufacturer_id, and
device_revision as keys in a dictionary, along with an ipmi Command object
"""
def __init__(self, oemid, ipmicmd):
pass
def get_video_launchdata(self):
return {}
def get_description(self):
"""Get a description of descriptive attributes of a node.
Height describes, in U how tall the system is, and slot is 0 if
not a blade type server, and slot if it is.
:return: dictionary with 'height' and 'slot' members
"""
return {}
def get_system_power_watts(self, ipmicmd):
# Use DCMI getpower reading command
rsp = ipmicmd.xraw_command(netfn=0x2c, command=2, data=(0xdc, 1, 0, 0))
wattage = struct.unpack('<H', rsp['data'][1:3])[0]
return wattage
def get_average_processor_temperature(self, ipmicmd):
# DCMI suggests preferrence for 0x37 ('Air inlet')
# If not that, then 0x40 ('Air inlet')
# in practice, some implementations use 0x27 ('External environment')
if not hasattr(self, '_processor_names'):
self._processor_names = []
readings = []
if not self._processor_names:
sdr = ipmicmd.init_sdr()
for sensename in sdr.sensors:
sensor = sdr.sensors[sensename]
if sensor.reading_type != 1:
continue
if not sensor.baseunit:
continue
if sensor.sensor_type != 'Temperature':
continue
if sensor.entity == 'Processor':
self._processor_names.append(sensor.sensor_name)
readingvalues = []
tmplreading = None
for procsensor in self._processor_names:
try:
reading = ipmicmd.get_sensor_reading(procsensor)
except exc.IpmiException:
continue
tmplreading = reading
readingvalues.append(reading.value)
avgval = sum(readingvalues) / len(readingvalues)
tmplreading.name = 'Average Processor Temperature'
tmplreading.value = avgval
return tmplreading
def get_inlet_temperature(self, ipmicmd):
# DCMI suggests preferrence for 0x37 ('Air inlet')
# If not that, then 0x40 ('Air inlet')
# in practice, some implementations use 0x27 ('External environment')
if not hasattr(self, '_inlet_name'):
self._inlet_name = None
if self._inlet_name:
return ipmicmd.get_sensor_reading(self._inlet_name)
sdr = ipmicmd.init_sdr()
extenv = []
airinlets = []
for sensename in sdr.sensors:
sensor = sdr.sensors[sensename]
if sensor.reading_type != 1:
continue
if not sensor.baseunit:
continue
if sensor.sensor_type != 'Temperature':
continue
if sensor.entity == 'External environment':
extenv.append(sensor.sensor_name)
if sensor.entity == 'Air inlet':
airinlets.append(sensor.sensor_name)
if airinlets:
if len(airinlets) > 1:
raise Exception('TODO: how to deal with multiple inlets')
self._inlet_name = airinlets[0]
elif extenv:
if len(extenv) > 1:
raise Exception('TODO: how to deal with multiple external environments')
self._inlet_name = extenv[0]
return ipmicmd.get_sensor_reading(self._inlet_name)
def process_event(self, event, ipmicmd, seldata):
"""Modify an event according with OEM understanding.
Given an event, allow an OEM module to augment it. For example,
event data fields can have OEM bytes. Other times an OEM may wish
to apply some transform to some field to suit their conventions.
"""
event['oem_handler'] = None
evdata = event['event_data_bytes']
if evdata[0] & 0b11000000 == 0b10000000:
event['oem_byte2'] = evdata[1]
if evdata[0] & 0b110000 == 0b100000:
event['oem_byte3'] = evdata[2]
def clear_system_configuration(self):
raise exc.UnsupportedFunctionality(
'Clearing system configuration not implemented for this platform')
def clear_bmc_configuration(self):
raise exc.UnsupportedFunctionality(
'Clearing BMC configuration not implemented for this platform')
def get_oem_inventory_descriptions(self):
"""Get descriptions of available additional inventory items
OEM implementation may provide additional records not indicated
by FRU locator SDR records. An implementation is expected to
implement this function to list component names that would map to
OEM behavior beyond the specification. It should return an iterable
of names
"""
return ()
def get_sensor_reading(self, sensorname):
"""Get an OEM sensor
If software wants to model some OEM behavior as a 'sensor' without
doing SDR, this hook provides that ability. It should mimic
the behavior of 'get_sensor_reading' in command.py.
"""
raise Exception('Sensor not found: ' + sensorname)
def get_sensor_descriptions(self):
"""Get list of OEM sensor names and types
Iterate over dicts describing a label and type for OEM 'sensors'. This
should mimic the behavior of the get_sensor_descriptions function
in command.py.
"""
return ()
def get_diagnostic_data(self, savefile, progress=None):
"""Download diagnostic data about target to a file
This should be a payload that the vendor's support team can use
to do diagnostics.
:param savefile: File object or filename to save to
:param progress: Callback to be informed about progress
:return:
"""
raise exc.UnsupportedFunctionality(
'Do not know how to get diagnostic data for this platform')
def get_sensor_data(self):
"""Get OEM sensor data
Iterate through all OEM 'sensors' and return data as if they were
normal sensors. This should mimic the behavior of the get_sensor_data
function in command.py.
"""
return ()
def get_oem_inventory(self):
"""Get tuples of component names and inventory data.
This returns an iterable of tuples. The first member of each tuple
is a string description of the inventory item. The second member
is a dict of inventory information about the component.
"""
for desc in self.get_oem_inventory_descriptions():
yield (desc, self.get_inventory_of_component(desc))
def get_inventory_of_component(self, component):
"""Get inventory detail of an OEM defined component
Given a string that may be an OEM component, return the detail of that
component. If the component does not exist, returns None
"""
return None
def get_leds(self):
"""Get tuples of LED categories.
Each category contains a category name and a dicionary of LED names
with their status as values.
"""
return ()
def get_ntp_enabled(self):
"""Get whether ntp is enabled or not
:returns: True if enabled, False if disabled, None if unsupported
"""
return None
def set_ntp_enabled(self, enabled):
"""Set whether NTP should be enabled
:returns: True on success
"""
return None
def get_ntp_servers(self):
"""Get current set of configured NTP servers
:returns iterable of configured NTP servers:
"""
return ()
def set_ntp_server(self, server, index=0):
"""Set an ntp server
:param server: Destination address of server to reach
:param index: Index of server to configure, primary assumed if not
specified
:returns: True if success
"""
return None
def process_fru(self, fru, name=None):
"""Modify a fru entry with OEM understanding.
Given a fru, clarify 'extra' fields according to OEM rules and
return the transformed data structure. If OEM processes, it is
expected that it sets 'oem_parser' to the name of the module. For
clients passing through data, it is suggested to pass through
board/product/chassis_extra_data arrays if 'oem_parser' is None,
and mask those fields if not None. It is expected that OEMs leave
the fields intact so that if client code hard codes around the
ordered lists that their expectations are not broken by an update.
"""
# In the generic case, just pass through
if fru is None:
return fru
fru['oem_parser'] = None
return fru
def get_oem_firmware(self, bmcver, components):
"""Get Firmware information."""
# Here the bmc version is passed into the OEM handler, to allow
# the handler to enrich the data. For the generic case, just
# provide the generic BMC version, which is all that is possible
# Additionally, components may be provided for an advisory guide
# on interesting firmware. The OEM library is permitted to return
# more than requested, and it is the responsibility of the calling
# code to know whether it cares or not. The main purpose of the
# components argument is to indicate when certain performance
# optimizations can be performed.
yield 'BMC Version', {'version': bmcver}
def get_oem_capping_enabled(self):
"""Get PSU based power capping status
:return: True if enabled and False if disabled
"""
return ()
def set_oem_capping_enabled(self, enable):
"""Set PSU based power capping
:param enable: True for enable and False for disable
"""
return ()
def get_oem_remote_kvm_available(self):
"""Get remote KVM availability"""
return False
def get_oem_domain_name(self):
"""Get Domain name"""
return ()
def set_oem_domain_name(self, name):
"""Set Domain name
:param name: domain name to be set
"""
return ()
def clear_storage_arrays(self):
raise exc.UnsupportedFunctionality(
'Remote storage configuration not supported on this platform')
def remove_storage_configuration(self, cfgspec):
raise exc.UnsupportedFunctionality(
'Remote storage configuration not supported on this platform')
def apply_storage_configuration(self, cfgspec):
raise exc.UnsupportedFunctionality(
'Remote storage configuration not supported on this platform')
def check_storage_configuration(self, cfgspec):
raise exc.UnsupportedFunctionality(
'Remote storage configuration not supported on this platform')
def get_storage_configuration(self):
raise exc.UnsupportedFunctionality(
'Remote storage configuration not supported on this platform')
def update_firmware(self, filename, data=None, progress=None, bank=None):
raise exc.UnsupportedFunctionality(
'Firmware update not supported on this platform')
def reseat_bay(self, bay):
raise exc.UnsupportedFunctionality(
'Bay reseat not supported on this platform')
def get_graphical_console(self):
"""Get graphical console launcher"""
return ()
def add_extra_net_configuration(self, netdata, channel=None):
"""Add additional network configuration data
Given a standard netdata struct, add details as relevant from
OEM commands, modifying the passed dictionary
:param netdata: Dictionary to store additional network data
"""
return
def get_oem_identifier(self):
"""Get host name
"""
return None
def set_oem_identifier(self, name):
"""Set host name
:param name: host name to be set
"""
return False
def detach_remote_media(self):
raise exc.UnsupportedFunctionality()
def attach_remote_media(self, imagename, username, password):
raise exc.UnsupportedFunctionality()
def upload_media(self, filename, progress, data):
raise exc.UnsupportedFunctionality(
'Remote media upload not supported on this system')
def list_media(self):
raise exc.UnsupportedFunctionality()
def set_identify(self, on, duration):
"""Provide an OEM override for set_identify
Some systems may require an override for set identify.
"""
raise exc.UnsupportedFunctionality()
def get_health(self, summary):
"""Provide an alternative or augmented health assessment
An OEM handler can preprocess the summary and extend it with OEM
specific data, and then return to let generic processing occur.
It can also raise the pyghmi exception BypassGenericBehavior to
suppress the standards based routine, for enhanced performance.
:param summary: The health summary as prepared by the generic function
:return: Nothing, modifies the summary object
"""
return []
def set_hostname(self, hostname):
"""OEM specific hook to specify name information"""
raise exc.UnsupportedFunctionality()
def get_hostname(self):
"""OEM specific hook to specify name information"""
raise exc.UnsupportedFunctionality()
def set_user_access(self, uid, channel, callback, link_auth, ipmi_msg,
privilege_level):
if privilege_level.startswith('custom.'):
raise exc.UnsupportedFunctionality()
return # Nothing to do
def set_alert_ipv6_destination(self, ip, destination, channel):
"""Set an IPv6 alert destination
If and only if an implementation does not support standard
IPv6 but has an OEM implementation, override this to process
the data.
:param ip: IPv6 address to set
:param destination: Destination number
:param channel: Channel number to apply
:returns True if standard parameter set should be suppressed
"""
return False
def get_extended_bmc_configuration(self):
"""Get extended bmc configuration
In the case of potentially redundant/slow
attributes, retrieve unpopular options that may be
redundant or confusing and slow.
"""
return {}
def get_bmc_configuration(self):
"""Get additional BMC parameters
This allows a bmc to return arbitrary key-value pairs.
"""
return {}
def set_bmc_configuration(self, changeset):
raise exc.UnsupportedFunctionality(
'Platform does not support setting bmc attributes')
def get_system_configuration(self, hideadvanced):
"""Retrieve system configuration
This returns a dictionary of settings names to dictionaries including
'current', 'default' and 'possible' values as well as 'help'
:param hideadvanced: Whether to hide 'advanced' settings that most
users should not need. Defaults to True.
"""
return {}
def set_system_configuration(self, changeset):
"""Apply a changeset to system configuration
Takes a key value pair and applies it against the system configuration
"""
raise exc.UnsupportedFunctionality()
def get_licenses(self):
raise exc.UnsupportedFunctionality()
def delete_license(self, name):
raise exc.UnsupportedFunctionality()
def save_licenses(self, directory):
raise exc.UnsupportedFunctionality()
def apply_license(self, filename, progress=None, data=None):
raise exc.UnsupportedFunctionality()
def get_user_expiration(self, uid):
return None
def get_user_privilege_level(self, uid):
return None
def set_oem_extended_privilleges(self, uid):
"""Set user extended privillege as 'KVM & VMedia Allowed'
|KVM & VMedia Not Allowed 0x00 0x00 0x00 0x00
|KVM Only Allowed 0x01 0x00 0x00 0x00
|VMedia Only Allowed 0x02 0x00 0x00 0x00
|KVM & VMedia Allowed 0x03 0x00 0x00 0x00
:param uid: User ID.
"""
return False
def process_zero_fru(self, zerofru):
return self.process_fru(zerofru)
def is_valid(self, name):
return name is not None
def process_password(self, password, data):
return data
def set_server_capping(self, value):
"""Set power capping for server
:param value: power capping value to set.
"""
pass
def get_server_capping(self):
"""Get power capping for server
:return: power capping value.
"""
return None
def get_oem_event_const(self):
return event_const