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# Various uses of the Notification Originator (TRAP/INFORM)
from pysnmp.entity.rfc3413.oneliner import ntforg
from pysnmp.proto import rfc1902
ntfOrg = ntforg.NotificationOriginator()
# Using
# SNMPv2c
# with community name 'public'
# over IPv4/UDP
# send TRAP notification
# with TRAP ID 'coldStart' specified as a MIB symbol
# include managed object information specified as a MIB symbol
errorIndication = ntfOrg.sendNotification(
ntforg.CommunityData('public'),
ntforg.UdpTransportTarget(('localhost', 162)),
'trap',
ntforg.MibVariable('SNMPv2-MIB', 'coldStart'),
(ntforg.MibVariable('SNMPv2-MIB', 'sysName', 0), 'new name')
)
if errorIndication:
print('Notification not sent: %s' % errorIndication)
# Using
# SNMPv1
# with community name 'public'
# over IPv4/UDP
# send TRAP notification
# with Generic Trap #6 (enterpriseSpecific) and Specific Trap 432
# overriding Uptime value with 12345
# overriding Agent Address with '127.0.0.1'
# overriding Enterprise OID with 1.3.6.1.4.1.20408.4.1.1.2
# include managed object information '1.3.6.1.2.1.1.1.0' = 'my system'
errorIndication = ntfOrg.sendNotification(
ntforg.CommunityData('public', mpModel=0),
ntforg.UdpTransportTarget(('localhost', 162)),
'trap',
'1.3.6.1.4.1.20408.4.1.1.2.0.432',
('1.3.6.1.2.1.1.3.0', 12345),
('1.3.6.1.6.3.18.1.3.0', '127.0.0.1'),
('1.3.6.1.6.3.1.1.4.3.0', '1.3.6.1.4.1.20408.4.1.1.2'),
('1.3.6.1.2.1.1.1.0', rfc1902.OctetString('my system'))
)
if errorIndication:
print('Notification not sent: %s' % errorIndication)
# Using
# SNMPv1
# with community name 'public'
# over IPv4/UDP
# send TRAP notification
# with Generic Trap #1 (warmStart) and Specific Trap 0
# with default Uptime
# with default Agent Address
# with Enterprise OID 1.3.6.1.4.1.20408.4.1.1.2
# include managed object information '1.3.6.1.2.1.1.1.0' = 'my system'
errorIndication = ntfOrg.sendNotification(
ntforg.CommunityData('public', mpModel=0),
ntforg.UdpTransportTarget(('localhost', 162)),
'trap',
'1.3.6.1.6.3.1.1.5.2',
('1.3.6.1.6.3.1.1.4.3.0', '1.3.6.1.4.1.20408.4.1.1.2'),
('1.3.6.1.2.1.1.1.0', rfc1902.OctetString('my system'))
)
if errorIndication:
print('Notification not sent: %s' % errorIndication)
# Using
# SNMPv2c
# with community name 'public'
# over IPv4/UDP
# send TRAP notification
# with TRAP ID 'coldStart' specified as a MIB symbol
# include managed object information specified as a MIB symbol
# perform response OIDs and values resolution at MIB
errorIndication, errorStatus, errorIndex, varBinds = ntfOrg.sendNotification(
ntforg.CommunityData('public'),
ntforg.UdpTransportTarget(('localhost', 162)),
'inform',
ntforg.MibVariable('SNMPv2-MIB', 'coldStart'),
(ntforg.MibVariable('SNMPv2-MIB', 'sysName', 0), 'my system'),
lookupNames=True, lookupValues=True
)
if errorIndication:
print('Notification not sent: %s' % errorIndication)
elif errorStatus:
print('Notification Receiver returned error: %s @%s' % (errorStatus, errorIndex))
else:
for name, val in varBinds:
print('%s = %s' % (name.prettyPrint(), val.prettyPrint()))
# Using
# SNMPv3
# with user 'usr-md5-des', auth: MD5, priv 3DES
# over IPv4/UDP
# send INFORM notification
# with TRAP ID 'warmStart' specified as a string OID
# include managed object information 1.3.6.1.2.1.1.5.0 = 'system name'
errorIndication, errorStatus, errorIndex, varBinds = ntfOrg.sendNotification(
ntforg.UsmUserData('usr-md5-des', 'authkey1', 'privkey1'),
ntforg.UdpTransportTarget(('localhost', 162)),
'inform',
'1.3.6.1.6.3.1.1.5.2',
('1.3.6.1.2.1.1.5.0', rfc1902.OctetString('system name'))
)
if errorIndication:
print('Notification not sent: %s' % errorIndication)
elif errorStatus:
print('Notification Receiver returned error: %s @%s' % (errorStatus, errorIndex))
else:
for name, val in varBinds:
print('%s = %s' % (name.prettyPrint(), val.prettyPrint()))
#
# Using
# SNMPv3
# with user 'usr-md5-none', MD5 auth, no priv
# send INFORM notification
# in behalf of contextEngineId = SnmpEngineId, contextName 'my-context'
# over IPv4/UDP
# with TRAP ID 'warmStart' specified as a string OID
#
# Sending SNMPv3 Notification in behalf of non-default ContextName
# requires having a collection of Managed Objects registered under
# the ContextName being used, so we re-create SnmpEngine and
# NotificationOriginator alone.
#
from pysnmp.entity import engine
from pysnmp.entity.rfc3413 import context
from pysnmp.entity.rfc3413.oneliner import ntforg
snmpEngine = engine.SnmpEngine()
snmpContext = context.SnmpContext(snmpEngine)
# register default collection of Managed Objects under new contextName
snmpContext.registerContextName('my-context', snmpContext.getMibInstrum())
ntfOrg = ntforg.NotificationOriginator(snmpEngine, snmpContext)
errorIndication, errorStatus, errorIndex, varBinds = ntfOrg.sendNotification(
ntforg.UsmUserData('usr-md5-none', 'authkey1'),
ntforg.UdpTransportTarget(('localhost', 162)),
'inform',
'1.3.6.1.6.3.1.1.5.2',
contextName='my-context'
)
if errorIndication:
print('Notification not sent: %s' % errorIndication)
elif errorStatus:
print('Notification Receiver returned error: %s @%s' % (errorStatus, errorIndex))
else:
for name, val in varBinds:
print('%s = %s' % (name.prettyPrint(), val.prettyPrint()))
#
# Using
# SNMPv3
# with user 'usr-md5-none', MD5 auth, no priv
# send INFORM notification
# in behalf of contextEngineId 0x8000000004030201, contextName ''
# over IPv4/UDP
# with TRAP ID 'warmStart' specified as a string OID
#
# Sending SNMPv3 Notification in behalf of non-default ContextEngineId
# requires having a collection of Managed Objects registered under
# the ContextEngineId being used, so we re-create SnmpEngine and
# NotificationOriginator alone.
#
from pysnmp.entity import engine
from pysnmp.entity.rfc3413 import context
from pysnmp.entity.rfc3413.oneliner import ntforg
from pysnmp.proto import rfc1902
snmpEngine = engine.SnmpEngine()
snmpContext = context.SnmpContext(
snmpEngine,contextEngineId=rfc1902.OctetString(hexValue='8000000004030201')
)
ntfOrg = ntforg.NotificationOriginator(snmpEngine, snmpContext)
errorIndication, errorStatus, errorIndex, varBinds = ntfOrg.sendNotification(
ntforg.UsmUserData('usr-md5-none', 'authkey1'),
ntforg.UdpTransportTarget(('localhost', 162)),
'inform',
'1.3.6.1.6.3.1.1.5.2'
)
if errorIndication:
print('Notification not sent: %s' % errorIndication)
elif errorStatus:
print('Notification Receiver returned error: %s @%s' % (errorStatus, errorIndex))
else:
for name, val in varBinds:
print('%s = %s' % (name.prettyPrint(), val.prettyPrint()))
# Using
# SNMPv3
# with user 'usr-none-none', no auth, no priv
# over IPv4/UDP
# send INFORM notification
# with TRAP ID 'warmStart' specified as a string OID
errorIndication, errorStatus, errorIndex, varBinds = ntfOrg.sendNotification(
ntforg.UsmUserData('usr-none-none'),
ntforg.UdpTransportTarget(('localhost', 162)),
'inform',
'1.3.6.1.6.3.1.1.5.2',
contextName=rfc1902.OctetString('')
)
if errorIndication:
print('Notification not sent: %s' % errorIndication)
elif errorStatus:
print('Notification Receiver returned error: %s @%s' % (errorStatus, errorIndex))
else:
for name, val in varBinds:
print('%s = %s' % (name.prettyPrint(), val.prettyPrint()))
#
# Using
# SNMPv3
# with local snmpEngineId = 0x8000000001020304
# with user 'usr-sha-aes', auth: SHA, priv: AES128
# over IPv6/UDP
# send TRAP notification
# with TRAP ID 'authenticationFailure' specified as a MIB symbol
# do not include any additional managed object information
#
# SNMPv3 TRAPs requires pre-sharing the Notification Originator's
# value of SnmpEngineId with Notification Receiver. To facilitate that
# we will use static (e.g. not autogenerated) version of snmpEngineId.
# Thus we re-create SnmpEngine and NotificationOriginator alone.
#
from pysnmp.entity import engine
from pysnmp.entity.rfc3413 import context
from pysnmp.entity.rfc3413.oneliner import ntforg
from pysnmp.proto import rfc1902
# This SNMP Engine ID value should also be configured to TRAP receiver.
snmpEngineId = rfc1902.OctetString(hexValue='8000000001020304')
ntfOrg = ntforg.NotificationOriginator(engine.SnmpEngine(snmpEngineId))
errorIndication = ntfOrg.sendNotification(
ntforg.UsmUserData('usr-sha-aes', 'authkey1', 'privkey1',
authProtocol=ntforg.usmHMACSHAAuthProtocol,
privProtocol=ntforg.usmAesCfb128Protocol),
ntforg.Udp6TransportTarget(('::1', 162)),
'trap',
ntforg.MibVariable('SNMPv2-MIB', 'authenticationFailure')
)
if errorIndication:
print('Notification not sent: %s' % errorIndication)
|
