From 2f24177c361ba4d9deba2d7378f84aa96111db80 Mon Sep 17 00:00:00 2001 From: elie Date: Mon, 14 Sep 2015 05:20:24 +0000 Subject: * synchronous oneliner apps redesigned to offer Python generator-based API along with a more comprehensive set of accepted parameters. * massively documented (in Sphinx, NumPy style) --- examples/v3arch/asyncore/manager/cmdgen/set-v2c.py | 76 ++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 examples/v3arch/asyncore/manager/cmdgen/set-v2c.py (limited to 'examples/v3arch/asyncore/manager/cmdgen/set-v2c.py') diff --git a/examples/v3arch/asyncore/manager/cmdgen/set-v2c.py b/examples/v3arch/asyncore/manager/cmdgen/set-v2c.py new file mode 100644 index 0000000..9f7068f --- /dev/null +++ b/examples/v3arch/asyncore/manager/cmdgen/set-v2c.py @@ -0,0 +1,76 @@ +""" +Set scalar value +++++++++++++++++ + +Send a SNMP SET request +* with SNMPv2c with community name 'private' +* over IPv4/UDP +* to an Agent at 195.218.195.228:161 +* for an OID in tuple form and an integer-typed value + +This script performs similar to the following Net-SNMP command: + +| $ snmpset -v2c -c private -ObentU 195.218.195.228:161 1.3.6.1.2.1.1.9.1.4.1 t 123 + +"""# +from pysnmp.entity import engine, config +from pysnmp.carrier.asyncore.dgram import udp +from pysnmp.entity.rfc3413 import cmdgen +from pysnmp.proto import rfc1902 + +# Create SNMP engine instance +snmpEngine = engine.SnmpEngine() + +# +# SNMPv2c setup +# + +# SecurityName <-> CommunityName mapping +config.addV1System(snmpEngine, 'my-area', 'private') + +# Specify security settings per SecurityName (SNMPv1 - 0, SNMPv2c - 1) +config.addTargetParams(snmpEngine, 'my-creds', 'my-area', 'noAuthNoPriv', 1) + +# +# Setup transport endpoint and bind it with security settings yielding +# a target name +# + +# UDP/IPv4 +config.addTransport( + snmpEngine, + udp.domainName, + udp.UdpSocketTransport().openClientMode() +) +config.addTargetAddr( + snmpEngine, 'my-router', + udp.domainName, ('195.218.195.228', 161), + 'my-creds' +) + +# Error/response receiver +def cbFun(snmpEngine, sendRequestHandle, errorIndication, + errorStatus, errorIndex, varBinds, cbCtx): + if errorIndication: + print(errorIndication) + elif errorStatus: + print('%s at %s' % ( + errorStatus.prettyPrint(), + errorIndex and varBinds[int(errorIndex)-1][0] or '?' + ) + ) + else: + for oid, val in varBinds: + print('%s = %s' % (oid.prettyPrint(), val.prettyPrint())) + +# Prepare and send a request message +cmdgen.SetCommandGenerator().sendVarBinds( + snmpEngine, + 'my-router', + None, '', # contextEngineId, contextName + [ ((1,3,6,1,2,1,1,9,1,4,1), rfc1902.TimeTicks(123)) ], + cbFun +) + +# Run I/O dispatcher which would send pending queries and process responses +snmpEngine.transportDispatcher.runDispatcher() -- cgit v1.2.1