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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Originally based on ./sam.py
import sys
import os
import base64
import random
import re
sys.path.insert(0, "bin/python")
import samba
from samba.tests.subunitrun import SubunitOptions, TestProgram
import samba.getopt as options
from samba.auth import system_session
import ldb
from samba.samdb import SamDB
from samba.dcerpc import misc
from samba.dcerpc import drsuapi, misc, drsblobs
from samba.drs_utils import drs_DsBind
from samba.ndr import ndr_unpack, ndr_pack
import drs_base
import time
class LATestException(Exception):
pass
class LATests(drs_base.DrsBaseTestCase):
def setUp(self):
super(LATests, self).setUp()
# DrsBaseTestCase sets up self.ldb_dc1, self.ldb_dc2
# we're only using one
self.samdb = self.ldb_dc1
self.base_dn = self.samdb.domain_dn()
self.ou = "OU=la,%s" % self.base_dn
if True:
try:
self.samdb.delete(self.ou, ['tree_delete:1'])
except ldb.LdbError, e:
pass
self.samdb.add({'objectclass': 'organizationalUnit',
'dn': self.ou})
self.dc_guid = self.samdb.get_invocation_id()
self.drs, self.drs_handle = self._ds_bind(self.dnsname_dc1)
def tearDown(self):
super(LATests, self).tearDown()
try:
self.samdb.delete(self.ou, ['tree_delete:1'])
except ldb.LdbError, e:
pass
def delete_user(self, user):
self.samdb.delete(user['dn'])
del self.users[self.users.index(user)]
def add_object(self, cn, objectclass):
dn = "CN=%s,%s" % (cn, self.ou)
self.samdb.add({'cn': cn,
'objectclass': objectclass,
'dn': dn})
return dn
def add_objects(self, n, objectclass, prefix=None):
if prefix is None:
prefix = objectclass
dns = []
for i in range(n):
dns.append(self.add_object("%s%d" % (prefix, i + 1),
objectclass))
return dns
def add_linked_attribute(self, src, dest, attr='member'):
m = ldb.Message()
m.dn = ldb.Dn(self.samdb, src)
m[attr] = ldb.MessageElement(dest, ldb.FLAG_MOD_ADD, attr)
self.samdb.modify(m)
def remove_linked_attribute(self, src, dest, attr='member'):
m = ldb.Message()
m.dn = ldb.Dn(self.samdb, src)
m[attr] = ldb.MessageElement(dest, ldb.FLAG_MOD_DELETE, attr)
self.samdb.modify(m)
def attr_search(self, obj, expected, attr, scope=ldb.SCOPE_BASE):
req8 = self._exop_req8(dest_dsa=None,
invocation_id=self.dc_guid,
nc_dn_str=obj,
exop=drsuapi.DRSUAPI_EXOP_REPL_OBJ)
level, ctr = self.drs.DsGetNCChanges(self.drs_handle, 8, req8)
expected_attid = getattr(drsuapi, 'DRSUAPI_ATTID_' + attr)
links = []
for link in ctr.linked_attributes:
if link.attid == expected_attid:
unpacked = ndr_unpack(drsuapi.DsReplicaObjectIdentifier3,
link.value.blob)
active = link.flags & drsuapi.DRSUAPI_DS_LINKED_ATTRIBUTE_FLAG_ACTIVE
links.append((str(unpacked.dn), bool(active)))
return links
def assert_forward_links(self, obj, expected, attr='member'):
results = self.attr_search(obj, expected, attr)
self.assertEqual(len(results), len(expected))
for k, v in results:
self.assertTrue(k in expected)
self.assertEqual(expected[k], v, "%s active flag should be %d, not %d" %
(k, expected[k], v))
def get_object_guid(self, dn):
res = self.samdb.search(dn,
scope=ldb.SCOPE_BASE,
attrs=['objectGUID'])
return str(misc.GUID(res[0]['objectGUID'][0]))
def test_links_all_delete_group(self):
u1, u2 = self.add_objects(2, 'user', 'u_all_del_group')
g1, g2 = self.add_objects(2, 'group', 'g_all_del_group')
g2guid = self.get_object_guid(g2)
self.add_linked_attribute(g1, u1)
self.add_linked_attribute(g2, u1)
self.add_linked_attribute(g2, u2)
self.samdb.delete(g2)
self.assert_forward_links(g1, {u1: True})
res = self.samdb.search('<GUID=%s>' % g2guid,
scope=ldb.SCOPE_BASE,
controls=['show_deleted:1'])
new_dn = res[0].dn
self.assert_forward_links(new_dn, {})
def test_la_links_delete_link(self):
u1, u2 = self.add_objects(2, 'user', 'u_del_link')
g1, g2 = self.add_objects(2, 'group', 'g_del_link')
self.add_linked_attribute(g1, u1)
self.add_linked_attribute(g2, u1)
self.add_linked_attribute(g2, u2)
self.remove_linked_attribute(g2, u1)
self.assert_forward_links(g1, {u1: True})
self.assert_forward_links(g2, {u1: False, u2: True})
self.add_linked_attribute(g2, u1)
self.remove_linked_attribute(g2, u2)
self.assert_forward_links(g2, {u1: True, u2: False})
self.remove_linked_attribute(g2, u1)
self.assert_forward_links(g2, {u1: False, u2: False})
def test_la_links_delete_user(self):
u1, u2 = self.add_objects(2, 'user', 'u_del_user')
g1, g2 = self.add_objects(2, 'group', 'g_del_user')
self.add_linked_attribute(g1, u1)
self.add_linked_attribute(g2, u1)
self.add_linked_attribute(g2, u2)
self.samdb.delete(u1)
self.assert_forward_links(g1, {})
self.assert_forward_links(g2, {u2: True})
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