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Nama	Ukuran	Aksi
__pycache__	-	Open
bool.py	2.43 MB	View DL Edit
bounds.py	3.69 MB	View DL Edit
commons.py	2.15 MB	View DL Edit
conditional.py	1.23 MB	View DL Edit
constraints.py	8.2 MB	View DL Edit
context.py	1.36 MB	View DL Edit
default.py	3.54 MB	View DL Edit
descriptors.py	1.04 MB	View DL Edit
difference.py	5.36 MB	View DL Edit
fsuse.py	2.49 MB	View DL Edit
genfscon.py	2.66 MB	View DL Edit
ibendportcon.py	2.58 MB	View DL Edit
ibpkeycon.py	2.59 MB	View DL Edit
initsid.py	1.95 MB	View DL Edit
mls.py	9.91 MB	View DL Edit
mlsrules.py	4.55 MB	View DL Edit
netifcon.py	3.05 MB	View DL Edit
nodecon.py	2.59 MB	View DL Edit
objclass.py	3.08 MB	View DL Edit
polcap.py	1.09 MB	View DL Edit
portcon.py	2.57 MB	View DL Edit
properties.py	1.78 MB	View DL Edit
rbacrules.py	6.4 MB	View DL Edit
roles.py	2.66 MB	View DL Edit
terules.py	24.09 MB	View DL Edit
typeattr.py	2.8 MB	View DL Edit
types.py	4.17 MB	View DL Edit
typing.py	458 B	View DL Edit
users.py	5.35 MB	View DL Edit
__init__.py	2.52 MB	View DL Edit

Edit file: /lib64/python3.9/site-packages/setools/diff/roles.py

# Copyright 2015, Tresys Technology, LLC
# Copyright 2018, Chris PeBenito <pebenito@ieee.org>
#
# SPDX-License-Identifier: LGPL-2.1-only
#
from collections import defaultdict
from typing import NamedTuple, Set

from ..policyrep import Role, Type

from .descriptors import DiffResultDescriptor
from .difference import Difference, SymbolWrapper
from .typing import SymbolCache
from .types import type_wrapper_factory

_roles_cache: SymbolCache[Role] = defaultdict(dict)

class ModifiedRole(NamedTuple):

"""Difference details for a modified role."""

added_types: Set[Type]
    removed_types: Set[Type]
    matched_types: Set[Type]

def role_wrapper_factory(role: Role) -> SymbolWrapper[Role]:
    """
    Wrap roles from the specified policy.

This caches results to prevent duplicate wrapper
    objects in memory.
    """
    try:
        return _roles_cache[role.policy][role]
    except KeyError:
        r = SymbolWrapper(role)
        _roles_cache[role.policy][role] = r
        return r

class RolesDifference(Difference):

"""Determine the difference in roles between two policies."""

added_roles = DiffResultDescriptor("diff_roles")
    removed_roles = DiffResultDescriptor("diff_roles")
    modified_roles = DiffResultDescriptor("diff_roles")

def diff_roles(self) -> None:
        """Generate the difference in roles between the policies."""

self.log.info(
            "Generating role differences from {0.left_policy} to {0.right_policy}".format(self))

self.added_roles, self.removed_roles, matched_roles = self._set_diff(
            (role_wrapper_factory(r) for r in self.left_policy.roles()),
            (role_wrapper_factory(r) for r in self.right_policy.roles()))

self.modified_roles = dict()

for left_role, right_role in matched_roles:
            # Criteria for modified roles
            # 1. change to type set, or
            # 2. change to attribute set (not implemented)
            added_types, removed_types, matched_types = self._set_diff(
                (type_wrapper_factory(t) for t in left_role.types()),
                (type_wrapper_factory(t) for t in right_role.types()))

if added_types or removed_types:
                self.modified_roles[left_role] = ModifiedRole(added_types,
                                                              removed_types,
                                                              matched_types)

#
    # Internal functions
    #
    def _reset_diff(self) -> None:
        """Reset diff results on policy changes."""
        self.log.debug("Resetting role differences")
        self.added_roles = None
        self.removed_roles = None
        self.modified_roles = None

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