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# Authors:
# Jason Gerard DeRose <jderose@redhat.com>
#
# Copyright (C) 2008 Red Hat
# see file 'COPYING' for use and warranty information
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; version 2 only
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""
Backend plugin for LDAP.
This wraps the python-ldap bindings.
"""
import ldap as _ldap
from ipalib import api
from ipalib import errors
from ipalib.crud import CrudBackend
from ipa_server import servercore
from ipa_server import ipaldap
class ldap(CrudBackend):
"""
LDAP backend plugin.
"""
dn = _ldap.dn
def make_user_dn(self, uid):
"""
Construct user dn from uid.
"""
return 'uid=%s,%s,%s' % (
self.dn.escape_dn_chars(uid),
self.api.env.container_user,
self.api.env.basedn,
)
def find_entry_dn(self, key_attribute, primary_key, attributes=None,
object_type=None):
"""
Find an existing entry's dn from an attribute
"""
key_attribute = key_attribute.lower()
if not object_type:
if key_attribute == "uid": # User
filter = "posixAccount"
elif key_attribute == "cn": # Group
object_type = "posixGroup"
elif key_attribute == "krbprincipal": # Service
object_type = "krbPrincipal"
if not object_type:
return None
filter = "(&(%s=%s)(objectclass=%s))" % (
key_attribute,
self.dn.escape_dn_chars(primary_key),
object_type
)
search_base = "%s, %s" % (self.api.env.container_accounts, self.api.env.basedn)
entry = servercore.get_sub_entry(search_base, filter, attributes)
return entry['dn']
def create(self, **kw):
if servercore.entry_exists(kw['dn']):
raise errors.DuplicateEntry("entry already exists")
entry = ipaldap.Entry(kw['dn'])
# dn isn't allowed to be in the entry itself
del kw['dn']
# Fill in our new entry
for k in kw:
entry.setValues(k, kw[k])
return servercore.add_entry(entry)
def retrieve(self, dn, attributes=None):
return servercore.get_entry_by_dn(dn, attributes)
def delete(self, dn):
return servercore.delete_entry(dn)
api.register(ldap)
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