diff options
Diffstat (limited to 'pysnmp/entity/rfc3413/oneliner/mibvar.py')
| -rw-r--r-- | pysnmp/entity/rfc3413/oneliner/mibvar.py | 315 |
1 files changed, 4 insertions, 311 deletions
diff --git a/pysnmp/entity/rfc3413/oneliner/mibvar.py b/pysnmp/entity/rfc3413/oneliner/mibvar.py index cb7b163..5e069ab 100644 --- a/pysnmp/entity/rfc3413/oneliner/mibvar.py +++ b/pysnmp/entity/rfc3413/oneliner/mibvar.py @@ -1,313 +1,6 @@ -from pysnmp.proto import rfc1902 -from pysnmp.smi.builder import ZipMibSource -from pysnmp.smi.compiler import addMibCompiler -from pysnmp.error import PySnmpError -from pyasn1.error import PyAsn1Error +# Obsolete interfaces, use pysnmp.smi.rfc1902 instead. +from pysnmp.smi import rfc1902 -# -# An OID-like object that embeds MIB resolution. -# -# Valid initializers include: -# MibVariable('1.3.6.1.2.1.1.1.0'), -# MibVariable('iso.org.dod.internet.mgmt.mib-2.system.sysDescr.0') -# MibVariable('SNMPv2-MIB', 'system'), -# MibVariable('SNMPv2-MIB', 'sysDescr', 0), -# MibVariable('IP-MIB', 'ipAdEntAddr', '127.0.0.1', 123), -# - -class MibVariable: - stDirty, stOidOnly, stClean, stUnresolved = 1, 2, 4, 8 - - def __init__(self, *args): - self.__args = args - self.__mibSourcesToAdd = self.__modNamesToLoad = None - self.__asn1SourcesToAdd = None - self.__state = self.stDirty - - # - # public API - # - def getMibSymbol(self): - if self.__state & self.stClean: - return self.__modName, self.__symName, self.__indices - else: - raise PySnmpError('%s object not fully initialized' % self.__class__.__name__) - - def getOid(self): - if self.__state & (self.stOidOnly | self.stClean): - return self.__oid - else: - raise PySnmpError('%s object not fully initialized' % self.__class__.__name__) - - def getLabel(self): - if self.__state & self.stClean: - return self.__label - else: - raise PySnmpError('%s object not fully initialized' % self.__class__.__name__) - - def getMibNode(self): # XXX - if self.__state & self.stClean: - return self.__mibNode - else: - raise PySnmpError('%s object not fully initialized' % self.__class__.__name__) - - def isFullyResolved(self): - return not (self.__state & self.stUnresolved) - - # - # A gateway to MIBs manipulation routines - # - - def addAsn1Sources(self, *asn1Sources): - self.__asn1SourcesToAdd = asn1Sources - return self - - def addMibSource(self, *mibSources): - self.__mibSourcesToAdd = mibSources - return self - - # provides deferred MIBs load - def loadMibs(self, *modNames): - self.__modNamesToLoad = modNames - return self - - # this would eventually be called by an entity which posses a - # reference to MibViewController - def resolveWithMib(self, mibViewController, oidOnly=False): - if self.__mibSourcesToAdd is not None: - mibSources = tuple( - [ ZipMibSource(x) for x in self.__mibSourcesToAdd ] - ) + mibViewController.mibBuilder.getMibSources() - mibViewController.mibBuilder.setMibSources(*mibSources) - self.__mibSourcesToAdd = None - - if self.__asn1SourcesToAdd is not None: - addMibCompiler( - mibViewController.mibBuilder, - sources=self.__asn1SourcesToAdd - ) - self.__asn1SourcesToAdd = None - - if self.__modNamesToLoad is not None: - mibViewController.mibBuilder.loadModules(*self.__modNamesToLoad) - self.__modNamesToLoad = None - - if self.__state & (self.stOidOnly | self.stClean): - return self - - MibScalar, MibTableColumn, = mibViewController.mibBuilder.importSymbols('SNMPv2-SMI', 'MibScalar', 'MibTableColumn') - - if len(self.__args) == 1: # OID or label - try: - self.__oid = rfc1902.ObjectName(self.__args[0]) - except PyAsn1Error: - try: - label = tuple(self.__args[0].split('.')) - except ValueError: - raise PySnmpError('Bad OID format %s' % (self.__args[0],)) - prefix, label, suffix = mibViewController.getNodeNameByOid( - label - ) - - if suffix: - try: - suffix = tuple([ int(x) for x in suffix ]) - except ValueError: - raise PySnmpError('Unknown object name component %s' % (suffix,)) - - self.__oid = rfc1902.ObjectName(prefix + suffix) - - self.__state |= self.stOidOnly - - if oidOnly: - return self - else: - self.__state |= self.stOidOnly - - if oidOnly: - return self - - prefix, label, suffix = mibViewController.getNodeNameByOid( - self.__oid - ) - - modName, symName, _ = mibViewController.getNodeLocation(prefix) - - self.__modName = modName - self.__symName = symName - - self.__label = label - - mibNode, = mibViewController.mibBuilder.importSymbols( - modName, symName - ) - - self.__mibNode = mibNode - - if isinstance(mibNode, MibTableColumn): # table column - rowModName, rowSymName, _ = mibViewController.getNodeLocation( - mibNode.name[:-1] - ) - rowNode, = mibViewController.mibBuilder.importSymbols( - rowModName, rowSymName - ) - self.__indices = rowNode.getIndicesFromInstId(suffix) - elif isinstance(mibNode, MibScalar): # scalar - self.__indices = ( rfc1902.ObjectName(suffix), ) - else: - self.__indices = ( rfc1902.ObjectName(suffix), ) - self.__state |= self.stUnresolved - self.__state |= self.stClean - return self - elif len(self.__args) > 1: # MIB, symbol[, index, index ...] - self.__modName = self.__args[0] - if self.__args[1]: - self.__symName = self.__args[1] - else: - mibViewController.mibBuilder.loadModules(self.__modName) - oid, _, _ = mibViewController.getFirstNodeName(self.__modName) - _, self.__symName, _ = mibViewController.getNodeLocation(oid) - - mibNode, = mibViewController.mibBuilder.importSymbols( - self.__modName, self.__symName - ) - - self.__mibNode = mibNode - - self.__indices = () - self.__oid = rfc1902.ObjectName(mibNode.getName()) - - prefix, label, suffix = mibViewController.getNodeNameByOid( - self.__oid - ) - self.__label = label - - if isinstance(mibNode, MibTableColumn): # table - rowModName, rowSymName, _ = mibViewController.getNodeLocation( - mibNode.name[:-1] - ) - rowNode, = mibViewController.mibBuilder.importSymbols( - rowModName, rowSymName - ) - if self.__args[2:]: - instIds = rowNode.getInstIdFromIndices(*self.__args[2:]) - self.__oid += instIds - self.__indices = rowNode.getIndicesFromInstId(instIds) - elif self.__args[2:]: # any other kind of MIB node with indices - instId = rfc1902.ObjectName( - '.'.join([ str(x) for x in self.__args[2:] ]) - ) - self.__oid += instId - self.__indices = ( instId, ) - self.__state |= (self.stClean | self.stOidOnly) - return self - else: - raise PySnmpError('Non-OID, label or MIB symbol') - - def prettyPrint(self): - if self.__state & self.stClean: - return '%s::%s.%s' % ( - self.__modName, self.__symName, - '.'.join(['"%s"' % x.prettyPrint() for x in self.__indices ]) - ) - else: - raise PySnmpError('%s object not fully initialized' % self.__class__.__name__) - - def __repr__(self): - return '%s(%s)' % (self.__class__.__name__, ', '.join([ repr(x) for x in self.__args])) - - # Redirect some attrs access to the OID object to behave alike - - def __str__(self): - if self.__state & self.stOidOnly: - return str(self.__oid) - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __eq__(self, other): - if self.__state & self.stOidOnly: - return self.__oid == other - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __ne__(self, other): - if self.__state & self.stOidOnly: - return self.__oid != other - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __lt__(self, other): - if self.__state & self.stOidOnly: - return self.__oid < other - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __le__(self, other): - if self.__state & self.stOidOnly: - return self.__oid <= other - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __gt__(self, other): - if self.__state & self.stOidOnly: - return self.__oid > other - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __ge__(self, other): - if self.__state & self.stOidOnly: - return self.__oid > other - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __nonzero__(self): - if self.__state & self.stOidOnly: - return self.__oid != 0 - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __bool__(self): - if self.__state & self.stOidOnly: - return bool(self.__oid) - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __getitem__(self, i): - if self.__state & self.stOidOnly: - return self.__oid[i] - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __len__(self): - if self.__state & self.stOidOnly: - return len(self.__oid) - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __add__(self, other): - if self.__state & self.stOidOnly: - return self.__oid + other - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __radd__(self, other): - if self.__state & self.stOidOnly: - return other + self.__oid - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __hash__(self): - if self.__state & self.stOidOnly: - return hash(self.__oid) - else: - raise PySnmpError('%s object not properly initialized' % self.__class__.__name__) - - def __getattr__(self, attr): - if self.__state & self.stOidOnly: - if attr in ( 'asTuple', 'clone', 'subtype', 'isPrefixOf', - 'isSameTypeWith', 'isSuperTypeOf'): - return getattr(self.__oid, attr) - raise AttributeError - else: - raise PySnmpError('%s object not properly initialized for %s access' % (self.__class__.__name__, attr)) +class MibVariable(rfc1902.ObjectIdentity): pass +class MibVariableBinding(rfc1902.ObjectType): pass |