# Notification originator
from twisted.internet import reactor
from pysnmp.entity import engine,config
from pysnmp.carrier.twisted import dispatch
from pysnmp.carrier.twisted.dgram import udp
from pysnmp.entity.rfc3413 import context
from pysnmp.entity.rfc3413.twisted import ntforg
from pysnmp.proto.api import v2c
# Send either Teap or Inform request
doInform = 1
snmpEngine = engine.SnmpEngine()
# Set Twisted dispatcher
snmpEngine.registerTransportDispatcher(dispatch.TwistedDispatcher())
# v1/2 setup
config.addV1System(snmpEngine, 'test-agent', 'public')
# v3 setup
config.addV3User(
snmpEngine, 'test-user',
config.usmHMACMD5AuthProtocol, 'authkey1',
config.usmDESPrivProtocol, 'privkey1'
)
# Transport params
config.addTargetParams(snmpEngine, 'myParams', 'test-user', 'authPriv')
#config.addTargetParams(snmpEngine, 'myParams', 'test-agent', 'noAuthNoPriv', 1)
# Transport addresses
config.addTargetAddr(
snmpEngine, 'myNMS', config.snmpUDPDomain,
('127.0.0.1', 162), 'myParams', tagList='myManagementStations'
)
# Notification targets
if doInform:
config.addNotificationTarget(
snmpEngine, 'myNotifyName', 'myParams','myManagementStations','inform'
)
else:
config.addNotificationTarget(
snmpEngine, 'myNotifyName', 'myParams', 'myManagementStations', 'trap'
)
# Transport
config.addSocketTransport(
snmpEngine,
udp.domainName,
udp.UdpTwistedTransport().openClientMode()
)
# Agent-side VACM setup
config.addContext(snmpEngine, '')
config.addVacmUser(snmpEngine, 1, 'test-agent', 'noAuthNoPriv',
(), (), (1,3,6)) # v1
config.addVacmUser(snmpEngine, 2, 'test-agent', 'noAuthNoPriv',
(), (), (1,3,6)) # v2c
config.addVacmUser(snmpEngine, 3, 'test-user', 'authPriv',
(), (), (1,3,6)) # v3
# SNMP context
snmpContext = context.SnmpContext(snmpEngine)
# Twisted API follows
def receiveResponse((sendRequestHandle, errorIndication)):
if errorIndication:
print 'Error: ', errorIndication
reactor.stop()
ntfOrg = ntforg.NotificationOriginator(snmpContext)
df = ntfOrg.sendNotification(
snmpEngine,
# Notification targets
'myNotifyName',
# Trap OID (SNMPv2-MIB::coldStart)
(1,3,6,1,6,3,1,1,5,1),
# ((oid, value), ... )
(((1,3,6,1,2,1,1,5), v2c.OctetString('Example Notificator')),)
)
if doInform:
df.addCallback(receiveResponse)
reactor.run()
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