mirror of
https://github.com/SELinuxProject/setools
synced 2025-04-04 23:39:29 +00:00
71 lines
2.2 KiB
Python
71 lines
2.2 KiB
Python
# Copyright 2014-2015, Tresys Technology, LLC
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#
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# This file is part of SETools.
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#
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# SETools is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Lesser General Public License as
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# published by the Free Software Foundation, either version 2.1 of
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# the License, or (at your option) any later version.
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#
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# SETools 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 Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with SETools. If not, see
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# <http://www.gnu.org/licenses/>.
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#
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import logging
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from . import compquery
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from .descriptors import CriteriaDescriptor
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class BoolQuery(compquery.ComponentQuery):
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"""Query SELinux policy Booleans.
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Parameter:
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policy The policy to query.
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Keyword Parameters/Class attributes:
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name The Boolean name to match.
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name_regex If true, regular expression matching
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will be used on the Boolean name.
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default The default state to match. If this
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is None, the default state not be matched.
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"""
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_default = None
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@property
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def default(self):
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return self._default
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@default.setter
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def default(self, value):
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if value is None:
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self._default = None
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else:
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self._default = bool(value)
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def __init__(self, policy, **kwargs):
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super(BoolQuery, self).__init__(policy, **kwargs)
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self.log = logging.getLogger(__name__)
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def results(self):
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"""Generator which yields all Booleans matching the criteria."""
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self.log.info("Generating Boolean results from {0.policy}".format(self))
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self.log.debug("Name: {0.name!r}, regex: {0.name_regex}".format(self))
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self.log.debug("Default: {0.default}".format(self))
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for boolean in self.policy.bools():
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if not self._match_name(boolean):
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continue
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if self.default is not None and boolean.state != self.default:
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continue
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yield boolean
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