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from pysnmp.entity import engine, config
from pysnmp.carrier.asynsock.dgram import udp
from pysnmp.entity.rfc3413 import cmdgen
snmpEngine = engine.SnmpEngine()
# 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, 'myRouter', config.snmpUDPDomain,
('127.0.0.1', 161), 'myParams'
)
# Setup transport endpoint
config.addSocketTransport(
snmpEngine,
udp.domainName,
udp.UdpSocketTransport().openClientMode()
)
def cbFun(sendRequestHandle, errorIndication, errorStatus, errorIndex,
varBinds, cbCtx):
cbCtx['errorIndication'] = errorIndication
cbCtx['errorStatus'] = errorStatus
cbCtx['errorIndex'] = errorIndex
cbCtx['varBinds'] = varBinds
# Used to pass data from callback function
cbCtx = {}
cmdgen.GetCommandGenerator().sendReq(
snmpEngine, 'myRouter', (((1,3,6,1,2,1,1,1,0), None),), cbFun, cbCtx
)
snmpEngine.transportDispatcher.runDispatcher()
if cbCtx['errorIndication']:
print cbCtx['errorIndication']
elif cbCtx['errorStatus']:
print cbCtx['errorStatus'].prettyPrint()
else:
for oid, val in cbCtx['varBinds']:
print '%s=%s' % (oid.prettyPrint(), val.prettyPrint())
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