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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Unix SMB/CIFS implementation.
# Copyright (C) Kamen Mazdrashki <kamenim@samba.org> 2010
#
# 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; either version 3 of the License, or
# (at your option) any later version.
#
# 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, see <http://www.gnu.org/licenses/>.
#
#
# Usage:
# export DC_SERVER=target_dc_or_local_samdb_url
# export SUBUNITRUN=$samba4srcdir/scripting/bin/subunitrun
# PYTHONPATH="$PYTHONPATH:$samba4srcdir/lib/ldb/tests/python" $SUBUNITRUN dsdb_schema_info -U"$DOMAIN/$DC_USERNAME"%"$DC_PASSWORD"
#
import sys
import time
import random
import os
sys.path.append("bin/python")
import samba
samba.ensure_external_module("subunit", "subunit/python")
samba.ensure_external_module("testtools", "testtools")
from samba.auth import system_session
from ldb import SCOPE_BASE, LdbError
from samba.samdb import SamDB
import samba.tests
import samba.dcerpc.drsuapi
from samba.dcerpc.drsblobs import schemaInfoBlob
from samba.ndr import ndr_unpack
from samba.dcerpc.misc import GUID
class SchemaInfoTestCase(samba.tests.TestCase):
# static SamDB connection
sam_db = None
def setUp(self):
super(SchemaInfoTestCase, self).setUp()
# connect SamDB if we haven't yet
if self.sam_db is None:
ldb_url = samba.tests.env_get_var_value("DC_SERVER")
SchemaInfoTestCase.sam_db = samba.tests.connect_samdb(ldb_url)
# fetch rootDSE
res = self.sam_db.search(base="", expression="", scope=SCOPE_BASE, attrs=["*"])
self.assertEquals(len(res), 1)
self.schema_dn = res[0]["schemaNamingContext"][0]
self.base_dn = res[0]["defaultNamingContext"][0]
self.forest_level = int(res[0]["forestFunctionality"][0])
# get DC invocation_id
self.invocation_id = GUID(self.sam_db.get_invocation_id())
def tearDown(self):
super(SchemaInfoTestCase, self).tearDown()
def _getSchemaInfo(self):
try:
schema_info_data = self.sam_db.searchone(attribute="schemaInfo",
basedn=self.schema_dn,
expression="(objectClass=*)",
scope=SCOPE_BASE)
self.assertEqual(len(schema_info_data), 21)
schema_info = ndr_unpack(schemaInfoBlob, schema_info_data)
self.assertEqual(schema_info.marker, 0xFF)
except KeyError:
# create default schemaInfo if
# attribute value is not created yet
schema_info = schemaInfoBlob()
schema_info.revision = 0
schema_info.invocation_id = self.invocation_id
return schema_info
def _checkSchemaInfo(self, schi_before, schi_after):
self.assertEqual(schi_before.revision + 1, schi_after.revision)
self.assertEqual(schi_before.invocation_id, schi_after.invocation_id)
self.assertEqual(schi_after.invocation_id, self.invocation_id)
def _ldap_schemaUpdateNow(self):
ldif = """
dn:
changetype: modify
add: schemaUpdateNow
schemaUpdateNow: 1
"""
self.sam_db.modify_ldif(ldif)
def _make_obj_names(self, prefix):
obj_name = prefix + time.strftime("%s", time.gmtime())
obj_ldap_name = obj_name.replace("-", "")
obj_dn = "CN=%s,%s" % (obj_name, self.schema_dn)
return (obj_name, obj_ldap_name, obj_dn)
def _make_attr_ldif(self, attr_name, attr_dn):
ldif = """
dn: """ + attr_dn + """
objectClass: top
objectClass: attributeSchema
adminDescription: """ + attr_name + """
adminDisplayName: """ + attr_name + """
cn: """ + attr_name + """
attributeId: 1.2.840.""" + str(random.randint(1,100000)) + """.1.5.9940
attributeSyntax: 2.5.5.12
omSyntax: 64
instanceType: 4
isSingleValued: TRUE
systemOnly: FALSE
"""
return ldif
def test_AddModifyAttribute(self):
# get initial schemaInfo
schi_before = self._getSchemaInfo()
# create names for an attribute to add
(attr_name, attr_ldap_name, attr_dn) = self._make_obj_names("schemaInfo-Attr-")
ldif = self._make_attr_ldif(attr_name, attr_dn)
# add the new attribute
self.sam_db.add_ldif(ldif)
self._ldap_schemaUpdateNow()
# compare resulting schemaInfo
schi_after = self._getSchemaInfo()
self._checkSchemaInfo(schi_before, schi_after)
# rename the Attribute
attr_dn_new = attr_dn.replace(attr_name, attr_name + "-NEW")
try:
self.sam_db.rename(attr_dn, attr_dn_new)
except LdbError, (num, _):
self.fail("failed to change lDAPDisplayName for %s: %s" % (attr_name, _))
# compare resulting schemaInfo
schi_after = self._getSchemaInfo()
self._checkSchemaInfo(schi_before, schi_after)
pass
def _make_class_ldif(self, class_name, class_dn):
ldif = """
dn: """ + class_dn + """
objectClass: top
objectClass: classSchema
adminDescription: """ + class_name + """
adminDisplayName: """ + class_name + """
cn: """ + class_name + """
governsId: 1.2.840.""" + str(random.randint(1,100000)) + """.1.5.9939
instanceType: 4
objectClassCategory: 1
subClassOf: organizationalPerson
rDNAttID: cn
systemMustContain: cn
systemOnly: FALSE
"""
return ldif
def test_AddModifyClass(self):
# get initial schemaInfo
schi_before = self._getSchemaInfo()
# create names for a Class to add
(class_name, class_ldap_name, class_dn) = self._make_obj_names("schemaInfo-Class-")
ldif = self._make_class_ldif(class_name, class_dn)
# add the new Class
self.sam_db.add_ldif(ldif)
self._ldap_schemaUpdateNow()
# compare resulting schemaInfo
schi_after = self._getSchemaInfo()
self._checkSchemaInfo(schi_before, schi_after)
# rename the Class
class_dn_new = class_dn.replace(class_name, class_name + "-NEW")
try:
self.sam_db.rename(class_dn, class_dn_new)
except LdbError, (num, _):
self.fail("failed to change lDAPDisplayName for %s: %s" % (class_name, _))
# compare resulting schemaInfo
schi_after = self._getSchemaInfo()
self._checkSchemaInfo(schi_before, schi_after)
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