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# Shortcuts to MIB instrumentation items used internally in SNMP applications
import string
from pysnmp.smi.error import NoSuchObjectError
from pysnmp.entity import config
def getVersionSpecifics(snmpVersion): pass
def getTargetAddr(snmpEngine, snmpTargetAddrName):
mibInstrumController = snmpEngine.msgAndPduDsp.mibInstrumController
# Transport endpoint
snmpTargetAddrEntry, = mibInstrumController.mibBuilder.importSymbols(
'SNMP-TARGET-MIB', 'snmpTargetAddrEntry'
)
tblIdx = snmpTargetAddrEntry.getInstIdFromIndices(
snmpTargetAddrName
)
((v, snmpTargetAddrTDomain),
(v, snmpTargetAddrTAddress),
(v, snmpTargetAddrTimeout),
(v, snmpTargetAddrRetryCount),
(v, snmpTargetAddrParams)) = mibInstrumController.readVars(
((snmpTargetAddrEntry.name + (2,) + tblIdx, None),
(snmpTargetAddrEntry.name + (3,) + tblIdx, None),
(snmpTargetAddrEntry.name + (4,) + tblIdx, None),
(snmpTargetAddrEntry.name + (5,) + tblIdx, None),
(snmpTargetAddrEntry.name + (7,) + tblIdx, None))
)
if snmpTargetAddrTDomain == config.snmpUDPDomain:
SnmpUDPAddress, = snmpEngine.msgAndPduDsp.mibInstrumController.mibBuilder.importSymbols('SNMPv2-TM', 'SnmpUDPAddress')
snmpTargetAddrTAddress = tuple(
SnmpUDPAddress(snmpTargetAddrTAddress)
)
return ( snmpTargetAddrTDomain,
snmpTargetAddrTAddress,
snmpTargetAddrTimeout,
snmpTargetAddrRetryCount,
snmpTargetAddrParams )
def getTargetInfo(snmpEngine, snmpTargetAddrName):
# Transport endpoint
( snmpTargetAddrTDomain,
snmpTargetAddrTAddress,
snmpTargetAddrTimeout,
snmpTargetAddrRetryCount,
snmpTargetAddrParams ) = getTargetAddr(snmpEngine, snmpTargetAddrName)
mibInstrumController = snmpEngine.msgAndPduDsp.mibInstrumController
# Target params
snmpTargetParamsEntry, = mibInstrumController.mibBuilder.importSymbols(
'SNMP-TARGET-MIB', 'snmpTargetParamsEntry'
)
tblIdx = snmpTargetParamsEntry.getInstIdFromIndices(
snmpTargetAddrParams
)
((v, snmpTargetParamsMPModel),
(v, snmpTargetParamsSecurityModel),
(v, snmpTargetParamsSecurityName),
(v, snmpTargetParamsSecurityLevel)) = mibInstrumController.readVars(
((snmpTargetParamsEntry.name + (2,) + tblIdx, None),
(snmpTargetParamsEntry.name + (3,) + tblIdx, None),
(snmpTargetParamsEntry.name + (4,) + tblIdx, None),
(snmpTargetParamsEntry.name + (5,) + tblIdx, None))
)
return ( snmpTargetAddrTDomain,
snmpTargetAddrTAddress,
snmpTargetAddrTimeout,
snmpTargetAddrRetryCount,
snmpTargetParamsMPModel,
snmpTargetParamsSecurityModel,
snmpTargetParamsSecurityName,
snmpTargetParamsSecurityLevel )
def getTargetParams(snmpEngine, paramsName):
mibInstrumController = snmpEngine.msgAndPduDsp.mibInstrumController
snmpTargetParamsEntry, = mibInstrumController.mibBuilder.importSymbols(
'SNMP-TARGET-MIB', 'snmpTargetParamsEntry'
)
tblIdx = snmpTargetParamsEntry.getInstIdFromIndices(
paramsName
)
((v, snmpTargetParamsMPModel),
(v, snmpTargetParamsSecurityModel),
(v, snmpTargetParamsSecurityName),
(v, snmpTargetParamsSecurityLevel)) = mibInstrumController.readVars(
((snmpTargetParamsEntry.name + (2,) + tblIdx, None),
(snmpTargetParamsEntry.name + (3,) + tblIdx, None),
(snmpTargetParamsEntry.name + (4,) + tblIdx, None),
(snmpTargetParamsEntry.name + (5,) + tblIdx, None))
)
return ( snmpTargetParamsMPModel,
snmpTargetParamsSecurityModel,
snmpTargetParamsSecurityName,
snmpTargetParamsSecurityLevel )
def getNotificationInfo(snmpEngine, notificationTarget):
mibInstrumController = snmpEngine.msgAndPduDsp.mibInstrumController
# Transport endpoint
snmpNotifyEntry, = mibInstrumController.mibBuilder.importSymbols(
'SNMP-NOTIFICATION-MIB', 'snmpNotifyEntry'
)
tblIdx = snmpNotifyEntry.getInstIdFromIndices(
notificationTarget
)
((v, snmpNotifyTag),
(v, snmpNotifyType)) = mibInstrumController.readVars(
((snmpNotifyEntry.name + (2,) + tblIdx, None),
(snmpNotifyEntry.name + (3,) + tblIdx, None))
)
return snmpNotifyTag, snmpNotifyType
def getTargetNames(snmpEngine, tag):
mibInstrumController = snmpEngine.msgAndPduDsp.mibInstrumController
# Transport endpoint
( snmpTargetAddrEntry,
snmpTargetAddrTagList ) = mibInstrumController.mibBuilder.importSymbols(
'SNMP-TARGET-MIB', 'snmpTargetAddrEntry', 'snmpTargetAddrTagList'
)
targetNames = []
nextName = snmpTargetAddrTagList.name
while 1:
try:
mibNode = snmpTargetAddrTagList.getNextNode(nextName)
except NoSuchObjectError:
break
# XXX stop on eot
if tag in string.split(str(mibNode.syntax)): # XXX add __split__()
idx = mibNode.name[len(snmpTargetAddrTagList.name):]
targetNames.append(
snmpTargetAddrEntry.getIndicesFromInstId(idx)[0]
)
nextName = mibNode.name
return targetNames
# XXX
# convert cmdrsp/cmdgen into this api
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