python/samba/tests/netlogonsvc.py

   1 # Tests to check the netlogon service is only running when it's required
   2 #
   3 # Copyright (C) Catalyst IT Ltd. 2017
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 #
  18 from samba.tests import TestCase
  19 import os
  20
  21 from samba.credentials import Credentials
  22 from samba.dcerpc import netlogon
  23 from samba import NTSTATUSError, ntstatus
  24 import ctypes
  25
  26 """
  27 Tests whether the netlogon service is running
  28 """
  29
  30
  31 class NetlogonServiceTests(TestCase):
  32
  33     def setUp(self):
  34         super().setUp()
  35
  36         self.server      = os.environ["SERVER"]
  37         self.lp          = self.get_loadparm()
  38         self.creds = Credentials()
  39
  40         # prefer the DC user/password in environments that have it
  41         if "DC_USERNAME" in os.environ and "DC_PASSWORD" in os.environ:
  42             self.creds.set_username(os.environ["DC_USERNAME"])
  43             self.creds.set_password(os.environ["DC_PASSWORD"])
  44         else:
  45             self.creds.set_username(os.environ["USERNAME"])
  46             self.creds.set_password(os.environ["PASSWORD"])
  47
  48         self.creds.guess(self.lp)
  49
  50     def test_have_netlogon_connection(self):
  51         try:
  52             c = self.get_netlogon_connection()
  53             self.assertIsNotNone(c)
  54         except NTSTATUSError as e:
  55             # On non-DC test environments, netlogon should not be running on
  56             # the server, so we expect the test to fail here
  57             enum = ctypes.c_uint32(e.args[0]).value
  58             if enum == ntstatus.NT_STATUS_OBJECT_NAME_NOT_FOUND:
  59                 self.fail("netlogon service is not running")
  60             else:
  61                 raise
  62
  63     # Establish netlogon connection over NP
  64     def get_netlogon_connection(self):
  65         return netlogon.netlogon("ncacn_np:%s[seal]" % self.server, self.lp,
  66                                  self.creds)