python/samba/netcmd/gpcommon.py

   1 # Samba common group policy functions
   2 #
   3 # Copyright Andrew Tridgell 2010
   4 # Copyright Amitay Isaacs 2011-2012 <amitay@gmail.com>
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 #
  19 import ldb
  20 from samba.credentials import SMB_SIGNING_REQUIRED
  21 from samba.samba3 import param as s3param
  22 from samba.samba3 import libsmb_samba_internal as libsmb
  23 from samba.netcmd import CommandError
  24
  25 def get_gpo_dn(samdb, gpo):
  26     """Construct the DN for gpo"""
  27
  28     dn = samdb.get_default_basedn()
  29     dn.add_child(ldb.Dn(samdb, "CN=Policies,CN=System"))
  30     dn.add_child(ldb.Dn(samdb, "CN=%s" % gpo))
  31     return dn
  32
  33 def create_directory_hier(conn, remotedir):
  34     elems = remotedir.replace('/', '\\').split('\\')
  35     path = ""
  36     for e in elems:
  37         path = path + '\\' + e
  38         if not conn.chkpath(path):
  39             conn.mkdir(path)
  40
  41 def smb_connection(dc_hostname, service, lp, creds):
  42     # SMB connect to DC
  43     # Force signing for the smb connection
  44     saved_signing_state = creds.get_smb_signing()
  45     creds.set_smb_signing(SMB_SIGNING_REQUIRED)
  46     try:
  47         # the SMB bindings rely on having a s3 loadparm
  48         s3_lp = s3param.get_context()
  49         s3_lp.load(lp.configfile)
  50         conn = libsmb.Conn(dc_hostname, service, lp=s3_lp, creds=creds)
  51     except Exception:
  52         raise CommandError("Error connecting to '%s' using SMB" % dc_hostname)
  53     # Reset signing state
  54     creds.set_smb_signing(saved_signing_state)
  55     return conn