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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 configuring SNMP alert for HPE iLO systems
Usage: python <script>.py <ilo_addr> <ilo_user> <ilo_pass>
"""
import sys
import json
from redfish import RedfishClient
from redfish.rest.v1 import ServerDownOrUnreachableError
from ilorest_util import get_resource_directory
from ilorest_util import get_gen
def configure_snmp(_redfishobj, read_communities, snmp_alertdestinations, DISABLE_RESOURCE_DIR):
snmp_service_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)
snmp_service_uri = managers_members_response.obj.Oem.Hpe.Links['Snmp']['@odata.id']
else:
for instance in resource_instances:
#Use Resource directory to find the relevant URI
if '#HpeiLOSnmpService.' in instance['@odata.type']:
snmp_service_uri = instance['@odata.id']
if snmp_service_uri:
#body = {"AlertsEnabled": snmp_alerts, "ReadCommunities": read_communities}
body = {"AlertDestinations": snmp_alertdestinations}
resp = _redfishobj.patch(snmp_service_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 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))
def set_snmp_alert_destination(_redfishobj, snmp_service_uri, alert_destination_list):
data = _redfishobj.get(snmp_service_uri)
if data.dict.get("AlertDestinations"):
resp = _redfishobj.patch(snmp_service_uri, {'AlertDestinations': alert_destination_list})
else:
raise Exception("\'AlertDestinations\' 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("\nPatch operation successful!\n\nResponse:")
print(json.dumps(resp.dict, indent=4, sort_keys=True))
snmp_service_response = _redfishobj.get(snmp_service_uri).dict.get('AlertDestinations')
print("\n\nPrinting updated SNMP alert destination:\n")
print(json.dumps(snmp_service_response, 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://15.146.46.45"
#LOGIN_ACCOUNT = "admin"
#LOGIN_PASSWORD = "admin123"
SYSTEM_URL = sys.argv[1]
LOGIN_ACCOUNT = sys.argv[2]
LOGIN_PASSWORD = sys.argv[3]
#Properties:
#read communities array
READ_COMMUNITIES = ["public", "", ""]
#alerts_enabled primitive (boolean)
#ALERTS_ENABLED = True
#Alert Destination
ALERTS_DESTINATION = ["1.1.1.1","2.2.2.2"]
# flag to force disable resource directory. Resource directory and associated operations are
# intended for HPE servers.
DISABLE_RESOURCE_DIR = False
snmp_service_uri = "/redfish/v1/Managers/1/SNMPService/"
# Number of max alert destination supported on iLO4 and iLO5 is different
alert_destination_list = ["ILOCN771702NJ", "15.146.46.55" , "15.146.46.58"]
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()
(ilogen,_) = get_gen(REDFISHOBJ)
print ("Generation is ", ilogen)
if int(ilogen) == 5:
configure_snmp(REDFISHOBJ, READ_COMMUNITIES, ALERTS_DESTINATION, DISABLE_RESOURCE_DIR)
else:
set_snmp_alert_destination(REDFISHOBJ, snmp_service_uri, alert_destination_list)
REDFISHOBJ.logout()
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