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change_bios_setting.py
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change_bios_setting.py
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# Copyright 2020 Hewlett Packard Enterprise Development LP
#
# 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.
# -*- coding: utf-8 -*-
"""
An example of changing BIOS settings
"""
import sys
import json
from redfish import RedfishClient
from redfish.rest.v1 import ServerDownOrUnreachableError
from get_resource_directory import get_resource_directory
def change_bios_setting(_redfishobj, bios_property, property_value, bios_password):
bios_uri = None
bios_data = None
resource_instances = get_resource_directory(_redfishobj)
if DISABLE_RESOURCE_DIR or not resource_instances:
#if we do not have a resource directory or want to force it's non use to find the
#relevant URI
systems_uri = _redfishobj.root.obj['Systems']['@odata.id']
systems_response = _redfishobj.get(systems_uri)
systems_members_uri = next(iter(systems_response.obj['Members']))['@odata.id']
systems_members_response = _redfishobj.get(systems_members_uri)
bios_uri = systems_members_response.obj['Bios']['@odata.id']
bios_data = _redfishobj.get(bios_uri)
else:
#Use Resource directory to find the relevant URI
for instance in resource_instances:
if '#Bios.' in instance['@odata.type']:
bios_uri = instance['@odata.id']
bios_data = _redfishobj.get(bios_uri)
break
if bios_data:
print("\n\nShowing BIOS attributes before changes:\n\n")
print(json.dumps(bios_data.dict, indent=4, sort_keys=True))
if bios_uri:
#BIOS settings URI is needed
bios_settings_uri = bios_data.obj['@Redfish.Settings']['SettingsObject']['@odata.id']
body = {'Attributes': {bios_property: property_value}}
#update BIOS password
if bios_password:
_redfishobj.bios_password = bios_password
resp = _redfishobj.patch(bios_settings_uri, body)
#If iLO responds with soemthing outside of 200 or 201 then lets check the iLO extended info
#error message to see what went wrong
if resp.status == 400:
try:
print(json.dumps(resp.obj['error']['@Message.ExtendedInfo'], indent=4, \
sort_keys=True))
except Exception:
sys.stderr.write("A response error occurred, unable to access iLO Extended "\
"Message Info...")
elif resp.status != 200:
sys.stderr.write("An http response of \'%s\' was returned.\n" % resp.status)
else:
print("\nSuccess!\n")
print(json.dumps(resp.dict, indent=4, sort_keys=True))
#uncomment if you would like to see the full list of attributes
#print("\n\nShowing BIOS attributes after changes:\n\n")
#bios_data = _redfishobj.get(bios_uri)
#print(json.dumps(bios_data.dict, indent=4, sort_keys=True))
if __name__ == "__main__":
# When running on the server locally use the following commented values
#SYSTEM_URL = None
#LOGIN_ACCOUNT = None
#LOGIN_PASSWORD = None
# When running remotely connect using the secured (https://) address,
# account name, and password to send https requests
# SYSTEM_URL acceptable examples:
# "https://10.0.0.100"
# "https://ilo.hostname"
SYSTEM_URL = "https://10.0.0.100"
LOGIN_ACCOUNT = "admin"
LOGIN_PASSWORD = "password"
BIOS_PASSWORD = ""
#provide the attribute name and the associated attribute value. Note: some, values may
#be containers (arrays or dictionaries) so keep this in mind.
ATTRIBUTE = "AdminName"
ATTRIBUTE_VAL = "Luigi"
# flag to force disable resource directory. Resource directory and associated operations are
# intended for HPE servers.
DISABLE_RESOURCE_DIR = False
try:
# Create a Redfish client object
REDFISHOBJ = RedfishClient(base_url=SYSTEM_URL, username=LOGIN_ACCOUNT, \
password=LOGIN_PASSWORD)
# Login with the Redfish client
REDFISHOBJ.login()
except ServerDownOrUnreachableError as excp:
sys.stderr.write("ERROR: server not reachable or does not support RedFish.\n")
sys.exit()
change_bios_setting(REDFISHOBJ, ATTRIBUTE, ATTRIBUTE_VAL, BIOS_PASSWORD)
REDFISHOBJ.logout()