mirror of
https://github.com/SELinuxProject/setools
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61 lines
2.0 KiB
Python
61 lines
2.0 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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import re
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from . import compquery, mixins
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class CommonQuery(mixins.MatchPermission, compquery.ComponentQuery):
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"""
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Query common permission sets.
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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 name of the common to match.
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name_regex If true, regular expression matching will
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be used for matching the name.
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perms The permissions to match.
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perms_equal If true, only commons with permission sets
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that are equal to the criteria will
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match. Otherwise, any intersection
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will match.
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perms_regex If true, regular expression matching will be used
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on the permission names instead of set logic.
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"""
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def results(self):
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"""Generator which yields all matching commons."""
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self.log.info("Generating 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("Perms: {0.perms!r}, regex: {0.perms_regex}, eq: {0.perms_equal}".
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format(self))
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for com in self.policy.commons():
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if not self._match_name(com):
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continue
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if not self._match_perms(com):
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continue
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yield com
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