/usr/lib/python3/dist-packages/setools/rolequery.py is in python3-setools 4.1.1-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | # Copyright 2014-2015, Tresys Technology, LLC
#
# This file is part of SETools.
#
# SETools is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation, either version 2.1 of
# the License, or (at your option) any later version.
#
# SETools 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 Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with SETools. If not, see
# <http://www.gnu.org/licenses/>.
#
import logging
import re
from .descriptors import CriteriaSetDescriptor
from .mixins import MatchName
from .query import PolicyQuery
from .util import match_regex_or_set
class RoleQuery(MatchName, PolicyQuery):
"""
Query SELinux policy roles.
Parameter:
policy The policy to query.
Keyword Parameters/Class attributes:
name The role name to match.
name_regex If true, regular expression matching
will be used on the role names.
types The type to match.
types_equal If true, only roles with type sets
that are equal to the criteria will
match. Otherwise, any intersection
will match.
types_regex If true, regular expression matching
will be used on the type names instead
of set logic.
"""
types = CriteriaSetDescriptor("types_regex", "lookup_type")
types_equal = False
types_regex = False
def __init__(self, policy, **kwargs):
super(RoleQuery, self).__init__(policy, **kwargs)
self.log = logging.getLogger(__name__)
def results(self):
"""Generator which yields all matching roles."""
self.log.info("Generating role results from {0.policy}".format(self))
self._match_name_debug(self.log)
self.log.debug("Types: {0.types!r}, regex: {0.types_regex}, "
"eq: {0.types_equal}".format(self))
for r in self.policy.roles():
if not self._match_name(r):
continue
if self.types and not match_regex_or_set(
set(r.types()),
self.types,
self.types_equal,
self.types_regex):
continue
yield r
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