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https://github.com/samba-team/samba.git
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2953329ba0
Signed-off-by: David Mulder <dmulder@samba.org> Reviewed-by: Jeremy Allison <jra@samba.org>
99 lines
4.6 KiB
Python
99 lines
4.6 KiB
Python
# vgp_sudoers_ext samba gpo policy
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# Copyright (C) David Mulder <dmulder@suse.com> 2020
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import os
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from samba.gp.gpclass import gp_xml_ext, gp_file_applier
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from samba.gp.gp_sudoers_ext import sudo_applier_func
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from samba.gp.util.logging import log
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class vgp_sudoers_ext(gp_xml_ext, gp_file_applier):
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def __str__(self):
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return 'VGP/Unix Settings/Sudo Rights'
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def process_group_policy(self, deleted_gpo_list, changed_gpo_list,
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sdir='/etc/sudoers.d'):
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for guid, settings in deleted_gpo_list:
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if str(self) in settings:
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for attribute, sudoers in settings[str(self)].items():
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self.unapply(guid, attribute, sudoers)
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for gpo in changed_gpo_list:
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if gpo.file_sys_path:
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xml = 'MACHINE/VGP/VTLA/Sudo/SudoersConfiguration/manifest.xml'
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path = os.path.join(gpo.file_sys_path, xml)
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xml_conf = self.parse(path)
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if not xml_conf:
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continue
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policy = xml_conf.find('policysetting')
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data = policy.find('data')
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sudo_entries = []
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for entry in data.findall('sudoers_entry'):
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command = entry.find('command').text
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user = entry.find('user').text
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listelements = entry.findall('listelement')
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principals = []
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for listelement in listelements:
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principals.extend(listelement.findall('principal'))
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if len(principals) > 0:
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uname = ','.join([u.text if u.attrib['type'] == 'user' \
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else '%s%%' % u.text for u in principals])
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else:
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uname = 'ALL'
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nopassword = entry.find('password') is None
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np_entry = ' NOPASSWD:' if nopassword else ''
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p = '%s ALL=(%s)%s %s' % (uname, user, np_entry, command)
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sudo_entries.append(p)
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# Each GPO applies only one set of sudoers, in a
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# set of files, so the attribute does not need uniqueness.
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attribute = self.generate_attribute(gpo.name)
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# The value hash is generated from the sudo_entries, ensuring
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# any changes to this GPO will cause the files to be rewritten.
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value_hash = self.generate_value_hash(*sudo_entries)
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self.apply(gpo.name, attribute, value_hash, sudo_applier_func,
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sdir, sudo_entries)
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# Cleanup any old entries that are no longer part of the policy
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self.clean(gpo.name, keep=[attribute])
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def rsop(self, gpo):
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output = {}
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xml = 'MACHINE/VGP/VTLA/Sudo/SudoersConfiguration/manifest.xml'
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if gpo.file_sys_path:
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path = os.path.join(gpo.file_sys_path, xml)
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xml_conf = self.parse(path)
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if not xml_conf:
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return output
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policy = xml_conf.find('policysetting')
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data = policy.find('data')
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for entry in data.findall('sudoers_entry'):
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command = entry.find('command').text
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user = entry.find('user').text
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listelements = entry.findall('listelement')
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principals = []
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for listelement in listelements:
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principals.extend(listelement.findall('principal'))
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if len(principals) > 0:
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uname = ','.join([u.text if u.attrib['type'] == 'user' \
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else '%s%%' % u.text for u in principals])
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else:
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uname = 'ALL'
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nopassword = entry.find('password') is None
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np_entry = ' NOPASSWD:' if nopassword else ''
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p = '%s ALL=(%s)%s %s' % (uname, user, np_entry, command)
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if str(self) not in output.keys():
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output[str(self)] = []
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output[str(self)].append(p)
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return output
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