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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 setting NTP servers for HPE iLO systems
"""
import sys
import json
import time
from redfish import RedfishClient
from redfish.rest.v1 import ServerDownOrUnreachableError
from get_resource_directory import get_resource_directory
from reset_ilo import reset_ilo
from enable_ntp_servers import enable_ntp
def set_ilo_ntp_servers(_redfishobj, ntp_server_list):
date_time_uri = 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
managers_uri = _redfishobj.root.obj['Managers']['@odata.id']
managers_response = _redfishobj.get(managers_uri)
managers_members_uri = next(iter(managers_response.obj['Members']))['@odata.id']
managers_members_response = _redfishobj.get(managers_members_uri)
date_time_uri = managers_members_response.obj.Oem.Hpe.Links['DateTimeService']['@odata.id']
else:
#Use Resource directory to find the relevant URI
for instance in resource_instances:
if '#HpeiLODateTime.' in instance['@odata.type']:
date_time_uri = instance['@odata.id']
if date_time_uri:
data = _redfishobj.get(date_time_uri)
if data.dict.get('StaticNTPServers'):
resp = _redfishobj.patch(date_time_uri, {'StaticNTPServers': ntp_server_list})
else:
raise Exception("\'StaticNTPServers\' property is not available/modifyable.\n")
#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 as excp:
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("Success!\n")
print(json.dumps(resp.dict, indent=4, sort_keys=True))
ntp_data = _redfishobj.get(date_time_uri).dict.get('StaticNTPServers')
print("Printing updated NTP Servers:\n")
print(json.dumps(ntp_data, indent=4, sort_keys=True))
def give_client():
try:
# Create a Redfish client object
rf_obj = RedfishClient(base_url=SYSTEM_URL, username=LOGIN_ACCOUNT, \
password=LOGIN_PASSWORD)
# Login with the Redfish client
rf_obj.login()
except ServerDownOrUnreachableError as excp:
sys.stderr.write("ERROR: server not reachable or does not support RedFish.\n")
sys.exit()
return rf_obj
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://16.83.61.9"
LOGIN_ACCOUNT = "admin"
LOGIN_PASSWORD = "password"
# Static NTP Servers
NTP_SERVER_LIST = ["192.168.0.1", "192.168.0.2"]
# flag to force disable resource directory. Resource directory and associated operations are
# intended for HPE servers.
DISABLE_RESOURCE_DIR = False
REDFISHOBJ = give_client()
#must enable ntp servers for the primary iLO network management interface
enable_ntp(REDFISHOBJ, True, DISABLE_RESOURCE_DIR)
sys.stdout.write("NTP Servers property has been set on the relevant ethernet management "\
"interfaces...\n")
#must reset iLO for ntp servers changes to be applied.
sys.stdout.write("iLO must be reset to apply the NTP Server properties and reveal the "\
" static NTP servers in the DateTime URI.\n")
reset_ilo(REDFISHOBJ, DISABLE_RESOURCE_DIR)
sys.stdout.write("iLO has been reset...sleeping 60 seconds before trying login.\n")
time.sleep(60)
#logout to release the channel
REDFISHOBJ.logout()
#delete the redfish object. By a new token must be issued when iLO is reset
#(all channels are cleared), and this library does not cache credentials (for security reasons)
#A new redfish object must be created and asigned the appropriate credentials.
del REDFISHOBJ
REDFISHOBJ = give_client()
set_ilo_ntp_servers(REDFISHOBJ, NTP_SERVER_LIST)
REDFISHOBJ.logout()
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