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# gp_smb_conf_ext smb.conf gpo policy
# Copyright (C) David Mulder <dmulder@suse.com> 2018
#
# 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/>.
import os, re, numbers
from samba.gp.gpclass import gp_pol_ext
from tempfile import NamedTemporaryFile
from samba.gp.util.logging import log
def is_number(x):
return isinstance(x, numbers.Number) and \
type(x) != bool
class gp_smb_conf_ext(gp_pol_ext):
def process_group_policy(self, deleted_gpo_list, changed_gpo_list):
pol_file = 'MACHINE/Registry.pol'
for guid, settings in deleted_gpo_list:
self.gp_db.set_guid(guid)
smb_conf = settings.get('smb.conf')
if smb_conf is None:
continue
for key, value in smb_conf.items():
self.set_smb_conf(key, value)
self.gp_db.delete('smb.conf', key)
self.gp_db.commit()
for gpo in changed_gpo_list:
if gpo.file_sys_path:
section_name = 'Software\\Policies\\Samba\\smb_conf'
self.gp_db.set_guid(gpo.name)
path = os.path.join(gpo.file_sys_path, pol_file)
pol_conf = self.parse(path)
if not pol_conf:
continue
for e in pol_conf.entries:
if not e.keyname.startswith(section_name):
continue
self.set_smb_conf(e.valuename, e.data)
self.gp_db.commit()
def set_smb_conf(self, attribute, val):
old_val = self.lp.get(attribute)
if type(val) == bytes:
val = val.decode()
if is_number(val) and is_number(old_val):
val = str(val)
elif is_number(val) and type(old_val) == bool:
val = bool(val)
if type(val) == bool:
val = 'yes' if val else 'no'
self.lp.set(attribute, val)
with NamedTemporaryFile(delete=False,
dir=os.path.dirname(self.lp.configfile)) as f:
self.lp.dump(False, f.name)
mode = os.stat(self.lp.configfile).st_mode
os.chmod(f.name, mode)
os.rename(f.name, self.lp.configfile)
log.info('smb.conf [global] was changed', { attribute : str(val) })
if is_number(old_val):
old_val = str(old_val)
elif type(old_val) == bool:
old_val = 'yes' if old_val else 'no'
elif type(old_val) == list:
old_val = ' '.join(old_val)
self.gp_db.store(str(self), attribute, old_val)
def __str__(self):
return "smb.conf"
def rsop(self, gpo):
output = {}
if gpo.file_sys_path:
section_name = 'Software\\Policies\\Samba\\smb_conf'
pol_file = 'MACHINE/Registry.pol'
path = os.path.join(gpo.file_sys_path, pol_file)
pol_conf = self.parse(path)
if not pol_conf:
return output
for e in pol_conf.entries:
if not e.keyname.startswith(section_name):
continue
if 'smb.conf' not in output.keys():
output['smb.conf'] = {}
output['smb.conf'][e.valuename] = e.data
return output
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