diff options
Diffstat (limited to 'examples/hlapi/twisted/manager/cmdgen/custom-timeout-and-retries.py')
-rw-r--r-- | examples/hlapi/twisted/manager/cmdgen/custom-timeout-and-retries.py | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/examples/hlapi/twisted/manager/cmdgen/custom-timeout-and-retries.py b/examples/hlapi/twisted/manager/cmdgen/custom-timeout-and-retries.py new file mode 100644 index 0000000..fefcd68 --- /dev/null +++ b/examples/hlapi/twisted/manager/cmdgen/custom-timeout-and-retries.py @@ -0,0 +1,49 @@ +""" +SNMPv2c ++++++++ + +Send SNMP GET request using the following options: + + * with SNMPv2c, community 'public' + * over IPv4/UDP with non-default timeout and no retries + * to an Agent at demo.snmplabs.com:161 + * for two instances of SNMPv2-MIB::sysDescr.0 MIB object, + * based on Twisted I/O framework + +Functionally similar to: + +| $ snmpget -v2c -c public -r 0 -t 2 demo.snmplabs.com SNMPv2-MIB::sysDescr.0 + +"""# +from twisted.internet.task import react +from pysnmp.hlapi.twisted import * + +def success((errorStatus, errorIndex, varBinds), hostname): + if errorStatus: + print('%s: %s at %s' % ( + hostname, + errorStatus.prettyPrint(), + errorIndex and varBinds[int(errorIndex)-1][0] or '?' + ) + ) + else: + for varBind in varBinds: + print(' = '.join([ x.prettyPrint() for x in varBind ])) + +def failure(errorIndication, hostname): + print('%s failure: %s' % (hostname, errorIndication)) + +def getSysDescr(reactor, hostname): + snmpEngine = SnmpEngine() + + d = getCmd(snmpEngine, + CommunityData('public'), + UdpTransportTarget((hostname, 161), timeout=2.0, retries=0), + ContextData(), + ObjectType(ObjectIdentity('SNMPv2-MIB', 'sysDescr', 0))) + + d.addCallback(success, hostname).addErrback(failure, hostname) + + return d + +react(getSysDescr, ['demo.snmplabs.com']) |