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# protocol.py - protocol name and number lookup routines
#
# 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
class ProtocolRequest(common.Request):
filter = '(objectClass=ipProtocol)'
attmap_cn = 'cn'
attmap_ipProtocolNumber = 'ipProtocolNumber'
attributes = ( 'cn', 'ipProtocolNumber' )
def write(self, entry):
dn, attributes = entry
# get name
name = common.get_rdn_value(entry, self.attmap_cn)
names = attributes.get(self.attmap_cn, [])
if not names:
print 'Error: entry %s does not contain %s value' % ( dn, self.attmap_cn )
if self.name and self.name not in names:
return # case of result entry did not match
if not name:
name = names.pop(0)
elif name in names:
names.remove(name)
# get number
( number, ) = attributes.get(self.attmap_ipProtocolNumber, [])
if not number:
print 'Error: entry %s does not contain %s value' % ( dn, self.attmap_ipProtocolNumber)
number = int(number)
# write result
self.fp.write_int32(constants.NSLCD_RESULT_BEGIN)
self.fp.write_string(name)
self.fp.write_stringlist(names)
self.fp.write_int32(number)
class ProtocolByNameRequest(ProtocolRequest):
action = constants.NSLCD_ACTION_PROTOCOL_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 ProtocolByNumberRequest(ProtocolRequest):
action = constants.NSLCD_ACTION_PROTOCOL_BYNUMBER
def read_parameters(self):
self.number = self.fp.read_int32()
def mk_filter(self):
return '(&%s(%s=%d))' % ( self.filter,
self.attmap_ipProtocolNumber, self.number )
class ProtocolAllRequest(ProtocolRequest):
action = constants.NSLCD_ACTION_PROTOCOL_ALL
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