python/samba/provision/common.py

   1
   2 # Unix SMB/CIFS implementation.
   3 # utility functions for provisioning a Samba4 server
   4
   5 # Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2007-2010
   6 # Copyright (C) Andrew Bartlett <abartlet@samba.org> 2008-2009
   7 # Copyright (C) Oliver Liebel <oliver@itc.li> 2008-2009
   8 #
   9 # Based on the original in EJS:
  10 # Copyright (C) Andrew Tridgell <tridge@samba.org> 2005
  11 #
  12 # This program is free software; you can redistribute it and/or modify
  13 # it under the terms of the GNU General Public License as published by
  14 # the Free Software Foundation; either version 3 of the License, or
  15 # (at your option) any later version.
  16 #
  17 # This program is distributed in the hope that it will be useful,
  18 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 # GNU General Public License for more details.
  21 #
  22 # You should have received a copy of the GNU General Public License
  23 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  24 #
  25
  26 """Functions for setting up a Samba configuration."""
  27
  28 __docformat__ = "restructuredText"
  29
  30 import os
  31 from samba import read_and_sub_file
  32 from samba.param import setup_dir
  33
  34 FILL_FULL = "FULL"
  35 FILL_SUBDOMAIN = "SUBDOMAIN"
  36 FILL_NT4SYNC = "NT4SYNC"
  37 FILL_DRS = "DRS"
  38
  39
  40 def setup_path(file):
  41     """Return an absolute path to the provision tempate file specified by file"""
  42     return os.path.join(setup_dir(), file)
  43
  44
  45 def setup_add_ldif(ldb, ldif_path, subst_vars=None,controls=["relax:0"]):
  46     """Setup a ldb in the private dir.
  47
  48     :param ldb: LDB file to import data into
  49     :param ldif_path: Path of the LDIF file to load
  50     :param subst_vars: Optional variables to subsitute in LDIF.
  51     :param nocontrols: Optional list of controls, can be None for no controls
  52     """
  53     assert isinstance(ldif_path, str)
  54     data = read_and_sub_file(ldif_path, subst_vars)
  55     ldb.add_ldif(data, controls)
  56
  57
  58 def setup_modify_ldif(ldb, ldif_path, subst_vars=None,controls=["relax:0"]):
  59     """Modify a ldb in the private dir.
  60
  61     :param ldb: LDB object.
  62     :param ldif_path: LDIF file path.
  63     :param subst_vars: Optional dictionary with substitution variables.
  64     """
  65     data = read_and_sub_file(ldif_path, subst_vars)
  66     ldb.modify_ldif(data, controls)
  67
  68
  69 def setup_ldb(ldb, ldif_path, subst_vars):
  70     """Import a LDIF a file into a LDB handle, optionally substituting
  71     variables.
  72
  73     :note: Either all LDIF data will be added or none (using transactions).
  74
  75     :param ldb: LDB file to import into.
  76     :param ldif_path: Path to the LDIF file.
  77     :param subst_vars: Dictionary with substitution variables.
  78     """
  79     assert ldb is not None
  80     ldb.transaction_start()
  81     try:
  82         setup_add_ldif(ldb, ldif_path, subst_vars)
  83     except:
  84         ldb.transaction_cancel()
  85         raise
  86     else:
  87         ldb.transaction_commit()