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| author | Arthur de Jong <arthur@arthurdejong.org> | 2011-02-14 22:12:05 +0100 |
|---|---|---|
| committer | Arthur de Jong <arthur@arthurdejong.org> | 2011-02-14 22:12:05 +0100 |
| commit | f3519d4d0cb5be981cfeec16ad07f1477d053878 (patch) | |
| tree | 9839097f6da543086606890b6d370aba8b5ba4be /pynslcd/host.py | |
| parent | 3a5b5cf787cac386c6c65806a9ca612b389f85af (diff) | |
implement module for hostname lookups
git-svn-id: http://arthurdejong.org/svn/nss-pam-ldapd/nss-pam-ldapd@1373 ef36b2f9-881f-0410-afb5-c4e39611909c
Diffstat (limited to 'pynslcd/host.py')
| -rw-r--r-- | pynslcd/host.py | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/pynslcd/host.py b/pynslcd/host.py new file mode 100644 index 0000000..146523e --- /dev/null +++ b/pynslcd/host.py @@ -0,0 +1,87 @@ + +# host.py - lookup functions for hostnet 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 HostRequest(common.Request): + + filter = '(objectClass=ieee802Device)' + + attmap_cn = 'cn' + attmap_ipHostNumber = 'ipHostNumber' + + attributes = ( 'cn', 'ipHostNumber' ) + + def write(self, entry): + dn, attributes = entry + hostname = common.get_rdn_value(entry, self.attmap_cn) + hostnames = attributes.get(self.attmap_cn, []) + if not hostnames: + print 'Error: entry %s does not contain %s value' % ( dn, self.attmap_cn) + if not hostname: + hostname = hostnames.pop(0) + else: + hostnames.remove(hostname) + addresses = attributes.get(self.attmap_ipHostNumber, []) + if not addresses: + print 'Error: entry %s does not contain %s value' % ( dn, self.attmap_ipHostNumber) + # write result + self.fp.write_int32(constants.NSLCD_RESULT_BEGIN) + self.fp.write_string(hostname) + self.fp.write_stringlist(hostnames) + self.fp.write_int32(len(addresses)) + for address in addresses: + self.fp.write_address(address) + + +class HostByNameRequest(HostRequest): + + action = constants.NSLCD_ACTION_HOST_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 HostByAddressRequest(HostRequest): + + action = constants.NSLCD_ACTION_HOST_BYADDR + + def read_parameters(self): + self.address = self.fp.read_address() + + def mk_filter(self): + return '(&%s(%s=%s))' % ( self.filter, + self.attmap_ipHostNumber, + ldap.filter.escape_filter_chars(self.address) ) + + +class HostAllRequest(HostRequest): + + action = constants.NSLCD_ACTION_HOST_ALL |