source4/dsdb/tests/python/dsdb_schema_info.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3 #
   4 # Unix SMB/CIFS implementation.
   5 # Copyright (C) Kamen Mazdrashki <kamenim@samba.org> 2010
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20
  21 #
  22 # Usage:
  23 #  export DC_SERVER=target_dc_or_local_samdb_url
  24 #  export SUBUNITRUN=$samba4srcdir/scripting/bin/subunitrun
  25 #  PYTHONPATH="$PYTHONPATH:$samba4srcdir/lib/ldb/tests/python" $SUBUNITRUN dsdb_schema_info -U"$DOMAIN/$DC_USERNAME"%"$DC_PASSWORD"
  26 #
  27
  28 import sys
  29 import time
  30 import random
  31
  32 sys.path.insert(0, "bin/python")
  33 import samba.tests
  34
  35 from ldb import SCOPE_BASE, LdbError
  36
  37 import samba.tests
  38 import samba.dcerpc.drsuapi
  39 from samba.dcerpc.drsblobs import schemaInfoBlob
  40 from samba.ndr import ndr_unpack
  41 from samba.dcerpc.misc import GUID
  42
  43
  44 class SchemaInfoTestCase(samba.tests.TestCase):
  45
  46     # static SamDB connection
  47     sam_db = None
  48
  49     def setUp(self):
  50         super(SchemaInfoTestCase, self).setUp()
  51
  52         # connect SamDB if we haven't yet
  53         if self.sam_db is None:
  54             ldb_url = samba.tests.env_get_var_value("DC_SERVER")
  55             SchemaInfoTestCase.sam_db = samba.tests.connect_samdb(ldb_url)
  56
  57         # fetch rootDSE
  58         res = self.sam_db.search(base="", expression="", scope=SCOPE_BASE, attrs=["*"])
  59         self.assertEquals(len(res), 1)
  60         self.schema_dn = res[0]["schemaNamingContext"][0]
  61         self.base_dn = res[0]["defaultNamingContext"][0]
  62         self.forest_level = int(res[0]["forestFunctionality"][0])
  63
  64         # get DC invocation_id
  65         self.invocation_id = GUID(self.sam_db.get_invocation_id())
  66
  67     def tearDown(self):
  68         super(SchemaInfoTestCase, self).tearDown()
  69
  70     def _getSchemaInfo(self):
  71         try:
  72             schema_info_data = self.sam_db.searchone(attribute="schemaInfo",
  73                                                      basedn=self.schema_dn,
  74                                                      expression="(objectClass=*)",
  75                                                      scope=SCOPE_BASE)
  76             self.assertEqual(len(schema_info_data), 21)
  77             schema_info = ndr_unpack(schemaInfoBlob, schema_info_data)
  78             self.assertEqual(schema_info.marker, 0xFF)
  79         except KeyError:
  80             # create default schemaInfo if
  81             # attribute value is not created yet
  82             schema_info = schemaInfoBlob()
  83             schema_info.revision = 0
  84             schema_info.invocation_id = self.invocation_id
  85         return schema_info
  86
  87     def _checkSchemaInfo(self, schi_before, schi_after):
  88         self.assertEqual(schi_before.revision + 1, schi_after.revision)
  89         self.assertEqual(schi_before.invocation_id, schi_after.invocation_id)
  90         self.assertEqual(schi_after.invocation_id, self.invocation_id)
  91
  92     def _ldap_schemaUpdateNow(self):
  93         ldif = """
  94 dn:
  95 changetype: modify
  96 add: schemaUpdateNow
  97 schemaUpdateNow: 1
  98 """
  99         self.sam_db.modify_ldif(ldif)
 100
 101     def _make_obj_names(self, prefix):
 102         obj_name = prefix + time.strftime("%s", time.gmtime())
 103         obj_ldap_name = obj_name.replace("-", "")
 104         obj_dn = "CN=%s,%s" % (obj_name, self.schema_dn)
 105         return (obj_name, obj_ldap_name, obj_dn)
 106
 107     def _make_attr_ldif(self, attr_name, attr_dn):
 108         ldif = """
 109 dn: """ + attr_dn + """
 110 objectClass: top
 111 objectClass: attributeSchema
 112 adminDescription: """ + attr_name + """
 113 adminDisplayName: """ + attr_name + """
 114 cn: """ + attr_name + """
 115 attributeId: 1.2.840.""" + str(random.randint(1,100000)) + """.1.5.9940
 116 attributeSyntax: 2.5.5.12
 117 omSyntax: 64
 118 instanceType: 4
 119 isSingleValued: TRUE
 120 systemOnly: FALSE
 121 """
 122         return ldif
 123
 124     def test_AddModifyAttribute(self):
 125         # get initial schemaInfo
 126         schi_before = self._getSchemaInfo()
 127
 128         # create names for an attribute to add
 129         (attr_name, attr_ldap_name, attr_dn) = self._make_obj_names("schemaInfo-Attr-")
 130         ldif = self._make_attr_ldif(attr_name, attr_dn)
 131
 132         # add the new attribute
 133         self.sam_db.add_ldif(ldif)
 134         self._ldap_schemaUpdateNow()
 135         # compare resulting schemaInfo
 136         schi_after = self._getSchemaInfo()
 137         self._checkSchemaInfo(schi_before, schi_after)
 138
 139         # rename the Attribute
 140         attr_dn_new = attr_dn.replace(attr_name, attr_name + "-NEW")
 141         try:
 142             self.sam_db.rename(attr_dn, attr_dn_new)
 143         except LdbError, (num, _):
 144             self.fail("failed to change lDAPDisplayName for %s: %s" % (attr_name, _))
 145
 146         # compare resulting schemaInfo
 147         schi_after = self._getSchemaInfo()
 148         self._checkSchemaInfo(schi_before, schi_after)
 149         pass
 150
 151
 152     def _make_class_ldif(self, class_name, class_dn):
 153         ldif = """
 154 dn: """ + class_dn + """
 155 objectClass: top
 156 objectClass: classSchema
 157 adminDescription: """ + class_name + """
 158 adminDisplayName: """ + class_name + """
 159 cn: """ + class_name + """
 160 governsId: 1.2.840.""" + str(random.randint(1,100000)) + """.1.5.9939
 161 instanceType: 4
 162 objectClassCategory: 1
 163 subClassOf: organizationalPerson
 164 rDNAttID: cn
 165 systemMustContain: cn
 166 systemOnly: FALSE
 167 """
 168         return ldif
 169
 170     def test_AddModifyClass(self):
 171         # get initial schemaInfo
 172         schi_before = self._getSchemaInfo()
 173
 174         # create names for a Class to add
 175         (class_name, class_ldap_name, class_dn) = self._make_obj_names("schemaInfo-Class-")
 176         ldif = self._make_class_ldif(class_name, class_dn)
 177
 178         # add the new Class
 179         self.sam_db.add_ldif(ldif)
 180         self._ldap_schemaUpdateNow()
 181         # compare resulting schemaInfo
 182         schi_after = self._getSchemaInfo()
 183         self._checkSchemaInfo(schi_before, schi_after)
 184
 185         # rename the Class
 186         class_dn_new = class_dn.replace(class_name, class_name + "-NEW")
 187         try:
 188             self.sam_db.rename(class_dn, class_dn_new)
 189         except LdbError, (num, _):
 190             self.fail("failed to change lDAPDisplayName for %s: %s" % (class_name, _))
 191
 192         # compare resulting schemaInfo
 193         schi_after = self._getSchemaInfo()
 194         self._checkSchemaInfo(schi_before, schi_after)
 195