multiple-concurrent-queries.py 文件源码

def getSystem(reactor, hostname):
    snmpEngine = SnmpEngine()

    def getScalar(objectType):
        d = getCmd(snmpEngine,
                   CommunityData('public', mpModel=0),
                   UdpTransportTarget((hostname, 161)),
                   ContextData(),
                   objectType)
        d.addCallback(success, hostname).addErrback(failure, hostname)
        return d

    return DeferredList(
        [getScalar(ObjectType(ObjectIdentity('SNMPv2-MIB', 'sysDescr', 0))),
         getScalar(ObjectType(ObjectIdentity('SNMPv2-MIB', 'sysLocation', 0)))]
    )