Current File : //lib/python3/dist-packages/samba/gp/vgp_startup_scripts_ext.py
# vgp_startup_scripts_ext samba gpo policy
# Copyright (C) David Mulder <dmulder@suse.com> 2021
#
# 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
from samba.gp.gpclass import gp_xml_ext, check_safe_path, gp_file_applier
from tempfile import NamedTemporaryFile
from samba.common import get_bytes
from subprocess import Popen, PIPE
intro = b'''
### autogenerated by samba
#
# This file is generated by the vgp_startup_scripts_ext Group Policy
# Client Side Extension. To modify the contents of this file,
# modify the appropriate Group Policy objects which apply
# to this machine. DO NOT MODIFY THIS FILE DIRECTLY.
#
'''
class vgp_startup_scripts_ext(gp_xml_ext, gp_file_applier):
def __str__(self):
return 'VGP/Unix Settings/Startup Scripts'
def process_group_policy(self, deleted_gpo_list, changed_gpo_list,
cdir='/etc/cron.d'):
for guid, settings in deleted_gpo_list:
if str(self) in settings:
for attribute, script in settings[str(self)].items():
self.unapply(guid, attribute, script)
for gpo in changed_gpo_list:
if gpo.file_sys_path:
self.gp_db.set_guid(gpo.name)
xml = 'MACHINE/VGP/VTLA/Unix/Scripts/Startup/manifest.xml'
path = os.path.join(gpo.file_sys_path, xml)
xml_conf = self.parse(path)
if not xml_conf:
continue
policy = xml_conf.find('policysetting')
data = policy.find('data')
attributes = []
for listelement in data.findall('listelement'):
local_path = self.lp.cache_path('gpo_cache')
script = listelement.find('script').text
script_file = os.path.join(local_path,
os.path.dirname(check_safe_path(path)).upper(),
script.upper())
parameters = listelement.find('parameters')
if parameters is not None:
parameters = parameters.text
else:
parameters = ''
value_hash = listelement.find('hash').text
attribute = self.generate_attribute(script_file,
parameters)
attributes.append(attribute)
run_as = listelement.find('run_as')
if run_as is not None:
run_as = run_as.text
else:
run_as = 'root'
run_once = listelement.find('run_once') is not None
if run_once:
def applier_func(script_file, parameters):
Popen(['/bin/sh %s %s' % (script_file, parameters)],
shell=True).wait()
# Run once scripts don't create a file to unapply,
# so their is nothing to return.
return []
self.apply(gpo.name, attribute, value_hash, applier_func,
script_file, parameters)
else:
def applier_func(run_as, script_file, parameters):
entry = '@reboot %s %s %s' % (run_as, script_file,
parameters)
with NamedTemporaryFile(prefix='gp_', dir=cdir,
delete=False) as f:
f.write(intro)
f.write(get_bytes(entry))
os.chmod(f.name, 0o700)
return [f.name]
self.apply(gpo.name, attribute, value_hash, applier_func,
run_as, script_file, parameters)
self.clean(gpo.name, keep=attributes)
def rsop(self, gpo):
output = {}
xml = 'MACHINE/VGP/VTLA/Unix/Scripts/Startup/manifest.xml'
if gpo.file_sys_path:
path = os.path.join(gpo.file_sys_path, xml)
xml_conf = self.parse(path)
if not xml_conf:
return output
policy = xml_conf.find('policysetting')
data = policy.find('data')
for listelement in data.findall('listelement'):
local_path = self.lp.cache_path('gpo_cache')
script = listelement.find('script').text
script_file = os.path.join(local_path,
os.path.dirname(check_safe_path(path)).upper(),
script.upper())
parameters = listelement.find('parameters')
if parameters is not None:
parameters = parameters.text
else:
parameters = ''
run_as = listelement.find('run_as')
if run_as is not None:
run_as = run_as.text
else:
run_as = 'root'
run_once = listelement.find('run_once') is not None
if run_once:
entry = 'Run once as: %s `%s %s`' % (run_as, script_file,
parameters)
else:
entry = '@reboot %s %s %s' % (run_as, script_file,
parameters)
if str(self) not in output.keys():
output[str(self)] = []
output[str(self)].append(entry)
return output
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