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 __init__(self, logger, gp_db, lp, creds, key, value):
super(inf_to_ldb, self).__init__(logger, gp_db, lp, creds, key, value)
try:
self.ldb = SamDB(self.lp.samdb_url(),
session_info=system_session(),
credentials=self.creds,
lp=self.lp)
except (NameError, LdbError):
raise Exception('Failed to load SamDB for assigning Group Policy')
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_access_ext(gp_inf_ext):
'''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 __init__(self, *args):
super().__init__(*args)
try:
self.ldb = SamDB(self.lp.samdb_url(),
session_info=system_session(),
credentials=self.creds,
lp=self.lp)
except (NameError, LdbError):
raise Exception('Failed to load SamDB for assigning Group Policy')
apply_map = {
'MinimumPasswordAge': 'minPwdAge',
'MaximumPasswordAge': 'maxPwdAge',
'MinimumPasswordLength': 'minPwdLength',
'PasswordComplexity': 'pwdProperties'
}
def process_group_policy(self, deleted_gpo_list, changed_gpo_list):
if self.lp.get('server role') != 'active directory domain controller':
return
inf_file = 'MACHINE/Microsoft/Windows NT/SecEdit/GptTmpl.inf'
for guid, settings in deleted_gpo_list:
self.gp_db.set_guid(guid)
for section in settings.keys():
if section == str(self):
for att, value in settings[section].items():
update_samba, _ = self.mapper().get(att)
update_samba(att, value)
self.gp_db.delete(section, att)
self.gp_db.commit()
for gpo in changed_gpo_list:
if gpo.file_sys_path:
self.gp_db.set_guid(gpo.name)
path = os.path.join(gpo.file_sys_path, inf_file)
inf_conf = self.parse(path)
if not inf_conf:
continue
for section in inf_conf.sections():
if section == str(self):
for key, value in inf_conf.items(section):
att = gp_access_ext.apply_map[key]
(update_samba, value_func) = self.mapper().get(att)
update_samba(att, value_func(value))
self.gp_db.commit()
def ch_minPwdAge(self, attribute, 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), attribute, str(old_val))
self.ldb.set_minPwdAge(val)
def ch_maxPwdAge(self, attribute, 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), attribute, str(old_val))
self.ldb.set_maxPwdAge(val)
def ch_minPwdLength(self, attribute, 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), attribute, str(old_val))
self.ldb.set_minPwdLength(val)
def ch_pwdProperties(self, attribute, 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), attribute, str(old_val))
self.ldb.set_pwdProperties(val)
def mapper(self):
'''ldap value : samba setter'''
return {
"minPwdAge": (self.ch_minPwdAge, days2rel_nttime),
"maxPwdAge": (self.ch_maxPwdAge, days2rel_nttime),
# Could be none, but I like the method assignment in
# update_samba
"minPwdLength": (self.ch_minPwdLength, lambda val: val),
"pwdProperties": (self.ch_pwdProperties, lambda val: val),
}
def __str__(self):
return 'System Access'
def rsop(self, gpo):
output = {}
if self.lp.get('server role') != 'active directory domain controller':
return output
inf_file = 'MACHINE/Microsoft/Windows NT/SecEdit/GptTmpl.inf'
if gpo.file_sys_path:
path = os.path.join(gpo.file_sys_path, inf_file)
inf_conf = self.parse(path)
if not inf_conf:
return output
for section in inf_conf.sections():
output[section] = {k: v for k, v in inf_conf.items(section) \
if gp_access_ext.apply_map.get(k)}
return output
