# Copyright 2014-2015, Tresys Technology, LLC # # SPDX-License-Identifier: LGPL-2.1-only # import logging import re from typing import Iterable from .mixins import MatchName, MatchPermission from .policyrep import Common from .query import PolicyQuery class CommonQuery(MatchPermission, MatchName, PolicyQuery): """ Query common permission sets. Parameter: policy The policy to query. Keyword Parameters/Class attributes: name The name of the common to match. name_regex If true, regular expression matching will be used for matching the name. perms The permissions to match. perms_equal If true, only commons with permission sets that are equal to the criteria will match. Otherwise, any intersection will match. perms_regex If true, regular expression matching will be used on the permission names instead of set logic. """ def __init__(self, policy, **kwargs) -> None: super(CommonQuery, self).__init__(policy, **kwargs) self.log = logging.getLogger(__name__) def results(self) -> Iterable[Common]: """Generator which yields all matching commons.""" self.log.info("Generating common results from {0.policy}".format(self)) self._match_name_debug(self.log) self._match_perms_debug(self.log) for com in self.policy.commons(): if not self._match_name(com): continue if not self._match_perms(com): continue yield com