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samba-mirror/python/samba/gp_sec_ext.py
Joe Guo 87bbc2df97 PEP8: fix E226: missing whitespace around arithmetic operator
Signed-off-by: Joe Guo <joeg@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
2018-08-24 07:49:28 +02:00

154 lines
6.1 KiB
Python

# gp_sec_ext kdc gpo policy
# Copyright (C) Luke Morrison <luc785@.hotmail.com> 2013
# 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.path
from samba.gpclass import gp_ext_setter, gp_inf_ext
class inf_to_kdc_tdb(gp_ext_setter):
def mins_to_hours(self):
return '%d' % (int(self.val) / 60)
def days_to_hours(self):
return '%d' % (int(self.val) * 24)
def set_kdc_tdb(self, val):
old_val = self.gp_db.gpostore.get(self.attribute)
self.logger.info('%s was changed from %s to %s' % (self.attribute,
old_val, val))
if val is not None:
self.gp_db.gpostore.store(self.attribute, val)
self.gp_db.store(str(self), self.attribute, old_val)
else:
self.gp_db.gpostore.delete(self.attribute)
self.gp_db.delete(str(self), self.attribute)
def mapper(self):
return {'kdc:user_ticket_lifetime': (self.set_kdc_tdb, self.explicit),
'kdc:service_ticket_lifetime': (self.set_kdc_tdb,
self.mins_to_hours),
'kdc:renewal_lifetime': (self.set_kdc_tdb,
self.days_to_hours),
}
def __str__(self):
return 'Kerberos Policy'
class inf_to_ldb(gp_ext_setter):
'''This class takes the .inf file parameter (essentially a GPO file mapped
to a GUID), hashmaps it to the Samba parameter, which then uses an ldb
object to update the parameter to Samba4. Not registry oriented whatsoever.
'''
def ch_minPwdAge(self, val):
old_val = self.ldb.get_minPwdAge()
self.logger.info('KDC Minimum Password age was changed from %s to %s' \
% (old_val, val))
self.gp_db.store(str(self), self.attribute, str(old_val))
self.ldb.set_minPwdAge(val)
def ch_maxPwdAge(self, val):
old_val = self.ldb.get_maxPwdAge()
self.logger.info('KDC Maximum Password age was changed from %s to %s' \
% (old_val, val))
self.gp_db.store(str(self), self.attribute, str(old_val))
self.ldb.set_maxPwdAge(val)
def ch_minPwdLength(self, val):
old_val = self.ldb.get_minPwdLength()
self.logger.info(
'KDC Minimum Password length was changed from %s to %s' \
% (old_val, val))
self.gp_db.store(str(self), self.attribute, str(old_val))
self.ldb.set_minPwdLength(val)
def ch_pwdProperties(self, val):
old_val = self.ldb.get_pwdProperties()
self.logger.info('KDC Password Properties were changed from %s to %s' \
% (old_val, val))
self.gp_db.store(str(self), self.attribute, str(old_val))
self.ldb.set_pwdProperties(val)
def days2rel_nttime(self):
seconds = 60
minutes = 60
hours = 24
sam_add = 10000000
val = (self.val)
val = int(val)
return str(-(val * seconds * minutes * hours * sam_add))
def mapper(self):
'''ldap value : samba setter'''
return {"minPwdAge": (self.ch_minPwdAge, self.days2rel_nttime),
"maxPwdAge": (self.ch_maxPwdAge, self.days2rel_nttime),
# Could be none, but I like the method assignment in
# update_samba
"minPwdLength": (self.ch_minPwdLength, self.explicit),
"pwdProperties": (self.ch_pwdProperties, self.explicit),
}
def __str__(self):
return 'System Access'
class gp_sec_ext(gp_inf_ext):
'''This class does the following two things:
1) Identifies the GPO if it has a certain kind of filepath,
2) Finally parses it.
'''
count = 0
def __str__(self):
return "Security GPO extension"
def list(self, rootpath):
return os.path.join(rootpath,
"MACHINE/Microsoft/Windows NT/SecEdit/GptTmpl.inf")
def listmachpol(self, rootpath):
return os.path.join(rootpath, "Machine/Registry.pol")
def listuserpol(self, rootpath):
return os.path.join(rootpath, "User/Registry.pol")
def apply_map(self):
return {"System Access": {"MinimumPasswordAge": ("minPwdAge",
inf_to_ldb),
"MaximumPasswordAge": ("maxPwdAge",
inf_to_ldb),
"MinimumPasswordLength": ("minPwdLength",
inf_to_ldb),
"PasswordComplexity": ("pwdProperties",
inf_to_ldb),
},
"Kerberos Policy": {"MaxTicketAge": (
"kdc:user_ticket_lifetime",
inf_to_kdc_tdb
),
"MaxServiceAge": (
"kdc:service_ticket_lifetime",
inf_to_kdc_tdb
),
"MaxRenewAge": (
"kdc:renewal_lifetime",
inf_to_kdc_tdb
),
}
}