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# network.py - lookup functions for network names and addresses
#
# Copyright (C) 2011 Arthur de Jong
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
import constants
import common
import struct
import ldap.filter
import socket
class NetworkRequest(common.Request):
filter = '(objectClass=ipNetwork)'
attmap_cn = 'cn'
attmap_ipNetworkNumber = 'ipNetworkNumber'
attributes = ( 'cn', 'ipNetworkNumber' )
def write(self, entry):
dn, attributes = entry
networkname = common.get_rdn_value(entry, self.attmap_cn)
networknames = attributes.get(self.attmap_cn, [])
if not networknames:
print 'Error: entry %s does not contain %s value' % ( dn, self.attmap_cn)
if not networkname:
networkname = networknames.pop(0)
else:
networknames.remove(networkname)
addresses = attributes.get(self.attmap_ipNetworkNumber, [])
if not addresses:
print 'Error: entry %s does not contain %s value' % ( dn, self.attmap_ipNetworkNumber)
# write result
self.fp.write_int32(constants.NSLCD_RESULT_BEGIN)
self.fp.write_string(networkname)
self.fp.write_stringlist(networknames)
self.fp.write_int32(len(addresses))
for address in addresses:
self.fp.write_address(address)
class NetworkByNameRequest(NetworkRequest):
action = constants.NSLCD_ACTION_NETWORK_BYNAME
def read_parameters(self):
self.name = self.fp.read_string()
def mk_filter(self):
return '(&%s(%s=%s))' % ( self.filter,
self.attmap_cn, ldap.filter.escape_filter_chars(self.name) )
class NetworkByAddressRequest(NetworkRequest):
action = constants.NSLCD_ACTION_NETWORK_BYADDR
def read_parameters(self):
self.address = self.fp.read_address()
def mk_filter(self):
return '(&%s(%s=%s))' % ( self.filter,
self.attmap_ipNetworkNumber,
ldap.filter.escape_filter_chars(self.address) )
class NetworkAllRequest(NetworkRequest):
action = constants.NSLCD_ACTION_NETWORK_ALL
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