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-rw-r--r--examples/v1arch/asyncore/manager/cmdgen/set-v2c.py85
1 files changed, 85 insertions, 0 deletions
diff --git a/examples/v1arch/asyncore/manager/cmdgen/set-v2c.py b/examples/v1arch/asyncore/manager/cmdgen/set-v2c.py
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+++ b/examples/v1arch/asyncore/manager/cmdgen/set-v2c.py
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+"""
+SET string and integer scalars (SNMPv2c)
+++++++++++++++++++++++++++++++++++++++++
+
+Perform SNMP SET operation with the following options:
+
+* with SNMPv2c, community 'public'
+* over IPv4/UDP
+* to an Agent at 195.218.195.228:161
+* for OIDs in string form and values in form of pyasn1 objects
+
+This script performs similar to the following Net-SNMP command:
+
+| $ snmpset -v2c -c public -ObentU 195.218.195.228 1.3.6.1.2.1.1.9.1.3.1 s 'New description' 1.3.6.1.2.1.1.9.1.4.1 t 12
+
+"""#
+from pysnmp.carrier.asyncore.dispatch import AsyncoreDispatcher
+from pysnmp.carrier.asyncore.dgram import udp
+from pyasn1.codec.ber import encoder, decoder
+from pysnmp.proto import api
+from time import time
+
+# Protocol version to use
+#pMod = api.protoModules[api.protoVersion1]
+pMod = api.protoModules[api.protoVersion2c]
+
+# Build PDU
+reqPDU = pMod.SetRequestPDU()
+pMod.apiPDU.setDefaults(reqPDU)
+pMod.apiPDU.setVarBinds(
+ reqPDU,
+ # A list of Var-Binds to SET
+ ( ('1.3.6.1.2.1.1.9.1.3.1', pMod.OctetString('New system description')),
+ ('1.3.6.1.2.1.1.9.1.4.1', pMod.TimeTicks(12)) )
+ )
+
+# Build message
+reqMsg = pMod.Message()
+pMod.apiMessage.setDefaults(reqMsg)
+pMod.apiMessage.setCommunity(reqMsg, 'public')
+pMod.apiMessage.setPDU(reqMsg, reqPDU)
+
+startedAt = time()
+
+def cbTimerFun(timeNow):
+ if timeNow - startedAt > 3:
+ raise Exception("Request timed out")
+
+def cbRecvFun(transportDispatcher, transportDomain, transportAddress,
+ wholeMsg, reqPDU=reqPDU):
+ while wholeMsg:
+ rspMsg, wholeMsg = decoder.decode(wholeMsg, asn1Spec=pMod.Message())
+ rspPDU = pMod.apiMessage.getPDU(rspMsg)
+ # Match response to request
+ if pMod.apiPDU.getRequestID(reqPDU)==pMod.apiPDU.getRequestID(rspPDU):
+ # Check for SNMP errors reported
+ errorStatus = pMod.apiPDU.getErrorStatus(rspPDU)
+ if errorStatus:
+ print(errorStatus.prettyPrint())
+ else:
+ for oid, val in pMod.apiPDU.getVarBinds(rspPDU):
+ print('%s = %s' % (oid.prettyPrint(), val.prettyPrint()))
+ transportDispatcher.jobFinished(1)
+ return wholeMsg
+
+transportDispatcher = AsyncoreDispatcher()
+
+transportDispatcher.registerRecvCbFun(cbRecvFun)
+transportDispatcher.registerTimerCbFun(cbTimerFun)
+
+# UDP/IPv4
+transportDispatcher.registerTransport(
+ udp.domainName, udp.UdpSocketTransport().openClientMode()
+)
+
+# Pass message to dispatcher
+transportDispatcher.sendMessage(
+ encoder.encode(reqMsg), udp.domainName, ('demo.snmplabs.com', 161)
+)
+transportDispatcher.jobStarted(1)
+
+# Dispatcher will finish as job#1 counter reaches zero
+transportDispatcher.runDispatcher()
+
+transportDispatcher.closeDispatcher()