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42 lines
1.7 KiB
42 lines
1.7 KiB
#
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# This file is part of pysnmp software.
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#
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# Copyright (c) 2005-2016, Ilya Etingof <ilya@glas.net>
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# License: http://pysnmp.sf.net/license.html
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#
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from pysnmp.proto.mpmod import cache
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from pysnmp.proto import error
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class AbstractMessageProcessingModel:
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snmpMsgSpec = NotImplementedError
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def __init__(self):
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self._snmpMsgSpec = self.snmpMsgSpec() # local copy
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self._cache = cache.Cache()
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def prepareOutgoingMessage(self, snmpEngine, transportDomain,
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transportAddress, messageProcessingModel,
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securityModel, securityName, securityLevel,
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contextEngineId, contextName, pduVersion,
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pdu, expectResponse, sendPduHandle):
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raise error.ProtocolError('method not implemented')
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def prepareResponseMessage(self, snmpEngine, messageProcessingModel,
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securityModel, securityName, securityLevel,
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contextEngineId, contextName, pduVersion,
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pdu, maxSizeResponseScopedPDU,
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stateReference, statusInformation):
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raise error.ProtocolError('method not implemented')
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def prepareDataElements(self, snmpEngine, transportDomain,
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transportAddress, wholeMsg):
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raise error.ProtocolError('method not implemented')
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def releaseStateInformation(self, sendPduHandle):
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try:
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self._cache.popBySendPduHandle(sendPduHandle)
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except error.ProtocolError:
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pass # XXX maybe these should all follow some scheme?
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def receiveTimerTick(self, snmpEngine, timeNow):
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self._cache.expireCaches()
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