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__pycache__	-	Open
assertrbac.py	3.89 MB	View DL Edit
assertte.py	4.39 MB	View DL Edit
checker.py	5.22 MB	View DL Edit
checkermodule.py	3.9 MB	View DL Edit
descriptors.py	4.19 MB	View DL Edit
emptyattr.py	2.71 MB	View DL Edit
globalkeys.py	301 B	View DL Edit
roexec.py	3.53 MB	View DL Edit
util.py	344 B	View DL Edit
__init__.py	215 B	View DL Edit

Edit file: /lib64/python3.9/site-packages/setools/checker/emptyattr.py

# Copyright 2020, Microsoft Corporation
#
# SPDX-License-Identifier: LGPL-2.1-only
#

import logging
from typing import List

from ..exception import InvalidType, InvalidCheckValue
from .checkermodule import CheckerModule
from .util import config_bool_value

ATTR_OPT = "attr"
MISSINOK_OPT = "missing_ok"

class EmptyTypeAttr(CheckerModule):

"""Checker module for asserting a type attribute is empty."""

check_type = "empty_typeattr"
    check_config = frozenset((ATTR_OPT, MISSINOK_OPT))

def __init__(self, policy, checkname, config) -> None:
        super().__init__(policy, checkname, config)
        self.log = logging.getLogger(__name__)
        self._attr = None
        self._missing_ok = False

# this will make the check pass automatically
        # since the attribute is missing.  Only set if
        # missing_ok is True AND attr is missing.
        self._pass_by_missing = False

self.missing_ok = config.get(MISSINOK_OPT)
        self.attr = config.get(ATTR_OPT)

@property
    def attr(self):
        return self._attr

@attr.setter
    def attr(self, value):
        try:
            if not value:
                raise InvalidCheckValue("{}: \"{}\" setting is missing.".format(self.checkname,
                                                                                ATTR_OPT))

self._attr = self.policy.lookup_typeattr(value)
            self._pass_by_missing = False

except InvalidType as e:
            if not self.missing_ok:
                raise InvalidCheckValue("{}: attr setting error: {}".format(
                    self.checkname, e)) from e

self._attr = value
            self._pass_by_missing = True

@property
    def missing_ok(self):
        return self._missing_ok

@missing_ok.setter
    def missing_ok(self, value):
        self._missing_ok = config_bool_value(value)

if self._missing_ok and isinstance(self.attr, str):
            # attr is only a string if it doesn't exist.
            self._pass_by_missing = True
        else:
            self._pass_by_missing = False

def run(self) -> List:
        self.log.info("Checking type attribute {} is empty.".format(self.attr))

failures = []

if self._pass_by_missing:
            self.log_info("    {} does not exist.".format(self.attr))
        else:
            self.output.write("Member types of {}:\n".format(self.attr))

types = sorted(self.attr.expand())
            if types:
                for type_ in types:
                    self.log_fail(type_.name)
                    failures.append(type_)
            else:
                self.log_ok("    <empty>")

self.log.debug("{} failure(s)".format(failures))
        return failures

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