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sediff
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sediff
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#!/usr/bin/env python3
# Copyright 2015-2016, Tresys Technology, LLC
#
# SPDX-License-Identifier: GPL-2.0-only
#
import setools
import argparse
import sys
import logging
import signal
import warnings
from itertools import chain
from contextlib import suppress
signal.signal(signal.SIGPIPE, signal.SIG_DFL)
parser = argparse.ArgumentParser(
description="SELinux policy semantic difference tool.",
epilog="If no differences are selected, all differences will be printed.")
parser.add_argument("POLICY1", help="Path to the first SELinux policy to diff.", nargs=1)
parser.add_argument("POLICY2", help="Path to the second SELinux policy to diff.", nargs=1)
parser.add_argument("--version", action="version", version=setools.__version__)
parser.add_argument("--stats", action="store_true", help="Display only statistics.")
parser.add_argument("-v", "--verbose", action="store_true",
help="Print extra informational messages")
parser.add_argument("--debug", action="store_true", dest="debug", help="Enable debugging.")
comp = parser.add_argument_group("component differences")
comp.add_argument("--common", action="store_true", help="Print common differences")
comp.add_argument("-c", "--class", action="store_true", help="Print class differences",
dest="class_")
comp.add_argument("-t", "--type", action="store_true", help="Print type differences",
dest="type_")
comp.add_argument("-a", "--attribute", action="store_true", help="Print type attribute differences")
comp.add_argument("-r", "--role", action="store_true", help="Print role differences")
comp.add_argument("-u", "--user", action="store_true", help="Print user differences")
comp.add_argument("-b", "--bool", action="store_true", help="Print Boolean differences",
dest="bool_")
comp.add_argument("--sensitivity", action="store_true", help="Print MLS sensitivity differences")
comp.add_argument("--category", action="store_true", help="Print MLS category differences")
comp.add_argument("--level", action="store_true", help="Print MLS level definition differences")
terule = parser.add_argument_group("type enforcement rule differences")
terule.add_argument("-A", action="store_true", help="Print allow and allowxperm rule differences")
terule.add_argument("--allow", action="store_true", help="Print allow rule differences")
# terule.add_argument("--neverallow", action="store_true", help="Print neverallow rule differences")
terule.add_argument("--auditallow", action="store_true", help="Print auditallow rule differences")
terule.add_argument("--dontaudit", action="store_true", help="Print dontaudit rule differences")
terule.add_argument("--allowxperm", action="store_true", help="Print allowxperm rule differences")
# terule.add_argument("--neverallowxperm", action="store_true",
# help="Print neverallowxperm rule differences")
terule.add_argument("--auditallowxperm", action="store_true",
help="Print auditallowxperm rule differences")
terule.add_argument("--dontauditxperm", action="store_true",
help="Print dontauditxperm rule differences")
terule.add_argument("-T", "--type_trans", action="store_true",
help="Print type_transition rule differences")
terule.add_argument("--type_change", action="store_true", help="Print type_change rule differences")
terule.add_argument("--type_member", action="store_true",
help="Print type_member rule differences")
rbacrule = parser.add_argument_group("RBAC rule differences")
rbacrule.add_argument("--role_allow", action="store_true", help="Print role allow rule differences")
rbacrule.add_argument("--role_trans", action="store_true",
help="Print role_transition rule differences")
mlsrule = parser.add_argument_group("MLS rule differences")
mlsrule.add_argument("--range_trans", action="store_true",
help="Print range_transition rule differences")
constrain = parser.add_argument_group("Constraint differences")
constrain.add_argument("--constrain", action="store_true", help="Print constrain differences")
constrain.add_argument("--mlsconstrain", action="store_true", help="Print mlsconstrain differences")
constrain.add_argument("--validatetrans", action="store_true",
help="Print validatetrans differences")
constrain.add_argument("--mlsvalidatetrans", action="store_true",
help="Print mlsvalidatetrans differences")
labeling = parser.add_argument_group("labeling statement differences")
labeling.add_argument("--ibendportcon", action="store_true", help="Print ibendportcon differences")
labeling.add_argument("--ibpkeycon", action="store_true", help="Print ibkeycon differences")
labeling.add_argument("--initialsid", action="store_true", help="Print initial SID differences")
labeling.add_argument("--fs_use", action="store_true", help="Print fs_use_* differences")
labeling.add_argument("--genfscon", action="store_true", help="Print genfscon differences")
labeling.add_argument("--netifcon", action="store_true", help="Print netifcon differences")
labeling.add_argument("--nodecon", action="store_true", help="Print nodecon differences")
labeling.add_argument("--portcon", action="store_true", help="Print portcon differences")
other = parser.add_argument_group("other differences")
other.add_argument("--default", action="store_true", help="Print default_* differences")
other.add_argument("--property", action="store_true",
help="Print policy property differences (handle_unknown, version, MLS)")
other.add_argument("--polcap", action="store_true", help="Print policy capability differences")
other.add_argument("--typebounds", action="store_true", help="Print typebounds differences")
args = parser.parse_args()
# neverallow and neverallowxperm options are disabled
args.neverallow = False
args.neverallowxperm = False
if args.A:
args.allow = True
args.allowxperm = True
all_differences = not any((args.class_, args.common, args.type_, args.attribute, args.role,
args.user, args.bool_, args.sensitivity, args.category, args.level,
args.allow, args.neverallow, args.auditallow, args.dontaudit,
args.type_trans, args.type_change, args.type_member, args.role_allow,
args.role_trans, args.range_trans, args.initialsid, args.genfscon,
args.netifcon, args.nodecon, args.portcon, args.fs_use, args.polcap,
args.property, args.default, args.constrain, args.mlsconstrain,
args.validatetrans, args.mlsvalidatetrans, args.typebounds,
args.allowxperm, args.neverallowxperm, args.auditallowxperm,
args.dontauditxperm, args.ibendportcon, args.ibpkeycon))
if args.debug:
logging.basicConfig(level=logging.DEBUG,
format='%(asctime)s|%(levelname)s|%(name)s|%(message)s')
if not sys.warnoptions:
warnings.simplefilter("default")
elif args.verbose:
logging.basicConfig(level=logging.INFO, format='%(message)s')
if not sys.warnoptions:
warnings.simplefilter("default")
else:
logging.basicConfig(level=logging.WARNING, format='%(message)s')
if not sys.warnoptions:
warnings.simplefilter("ignore")
try:
p1 = setools.SELinuxPolicy(args.POLICY1[0])
p2 = setools.SELinuxPolicy(args.POLICY2[0])
diff = setools.PolicyDifference(p1, p2)
perms: list[str]
if all_differences or args.property:
if diff.modified_properties or args.property:
print(f"Policy Properties ({len(diff.modified_properties)} Modified)")
if not args.stats:
for prop in sorted(diff.modified_properties):
print(f" * {prop.property} +{prop.added} -{prop.removed}")
print()
del diff.modified_properties
if all_differences or args.polcap:
if diff.added_polcaps or diff.removed_polcaps or args.polcap:
na = len(diff.added_polcaps)
nr = len(diff.removed_polcaps)
print(f"Policy Capabilities ({na} Added, {nr} Removed)")
if diff.added_polcaps and not args.stats:
print(f" Added Policy Capabilities: {na}")
for cap in sorted(diff.added_polcaps):
print(f" + {cap}")
if diff.removed_polcaps and not args.stats:
print(f" Removed Policy Capabilities: {nr}")
for cap in sorted(diff.removed_polcaps):
print(f" - {cap}")
print()
del diff.added_polcaps
del diff.removed_polcaps
if all_differences or args.common:
if diff.added_commons or diff.removed_commons or diff.modified_commons or args.common:
na = len(diff.added_commons)
nr = len(diff.removed_commons)
nm = len(diff.modified_commons)
print(f"Commons ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_commons and not args.stats:
print(f" Added Commons: {na}")
for c in sorted(diff.added_commons):
print(f" + {c}")
if diff.removed_commons and not args.stats:
print(f" Removed Commons: {nr}")
for c in sorted(diff.removed_commons):
print(f" - {c}")
if diff.modified_commons and not args.stats:
print(f" Modified Commons: {nm}")
for com in sorted(diff.modified_commons):
change = []
if com.added_perms:
change.append(f"{len(com.added_perms)} Added permissions")
if com.removed_perms:
change.append(f"{len(com.removed_perms)} Removed permissions")
print(f" * {com.common.name} ({', '.join(change)})")
for p in sorted(com.added_perms):
print(f" + {p}")
for p in sorted(com.removed_perms):
print(f" - {p}")
print()
del diff.added_commons
del diff.removed_commons
del diff.modified_commons
if all_differences or args.class_:
if diff.added_classes or diff.removed_classes or diff.modified_classes or args.class_:
na = len(diff.added_classes)
nr = len(diff.removed_classes)
nm = len(diff.modified_classes)
print(f"Classes ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_classes and not args.stats:
print(f" Added Classes: {na}")
for cls in sorted(diff.added_classes):
print(f" + {cls}")
if diff.removed_classes and not args.stats:
print(f" Removed Classes: {nr}")
for cls in sorted(diff.removed_classes):
print(f" - {cls}")
if diff.modified_classes and not args.stats:
print(f" Modified Classes: {nm}")
for mcls in sorted(diff.modified_classes):
change = []
if mcls.added_perms:
change.append(f"{len(mcls.added_perms)} Added permissions")
if mcls.removed_perms:
change.append(f"{len(mcls.removed_perms)} Removed permissions")
print(f" * {mcls.class_.name} ({', '.join(change)})")
for p in sorted(mcls.added_perms):
print(f" + {p}")
for p in sorted(mcls.removed_perms):
print(f" - {p}")
print()
del diff.added_classes
del diff.removed_classes
del diff.modified_classes
if all_differences or args.default:
if diff.added_defaults or diff.removed_defaults or diff.modified_defaults or args.default:
na = len(diff.added_defaults)
nr = len(diff.removed_defaults)
nm = len(diff.modified_defaults)
print(f"Defaults ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_defaults and not args.stats:
print(f" Added Defaults: {na}")
for dflt in sorted(diff.added_defaults):
print(f" + {dflt}")
if diff.removed_defaults and not args.stats:
print(f" Removed Defaults: {nr}")
for dflt in sorted(diff.removed_defaults):
print(f" - {dflt}")
if diff.modified_defaults and not args.stats:
print(f" Modified Defaults: {nm}")
for mdflt in sorted(diff.modified_defaults):
line = f" * {mdflt.rule.ruletype} {mdflt.rule.tclass} "
if mdflt.removed_default:
line += f"+{mdflt.added_default} -{mdflt.removed_default}"
else:
line += mdflt.rule.default.name
if mdflt.removed_default_range:
line += f" +{mdflt.added_default_range} -{mdflt.removed_default_range};"
else:
try:
line += f" {mdflt.rule.default_range};" # type: ignore
except AttributeError:
line += ";"
print(line)
print()
del diff.added_defaults
del diff.removed_defaults
del diff.modified_defaults
if all_differences or args.bool_:
if diff.added_booleans or diff.removed_booleans or \
diff.modified_booleans or args.bool_:
na = len(diff.added_booleans)
nr = len(diff.removed_booleans)
nm = len(diff.modified_booleans)
print(f"Booleans ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_booleans and not args.stats:
print(f" Added Booleans: {na}")
for a in sorted(diff.added_booleans):
print(f" + {a}")
if diff.removed_booleans and not args.stats:
print(f" Removed Booleans: {nr}")
for a in sorted(diff.removed_booleans):
print(f" - {a}")
if diff.modified_booleans and not args.stats:
print(f" Modified Booleans: {nm}")
for bool_ in sorted(diff.modified_booleans):
print(f" * {bool_.boolean.name} (Modified default state)")
print(f" + {bool_.added_state}")
print(f" - {bool_.removed_state}")
print()
del diff.added_booleans
del diff.removed_booleans
del diff.modified_booleans
if all_differences or args.role:
if diff.added_roles or diff.removed_roles or diff.modified_roles or args.role:
na = len(diff.added_roles)
nr = len(diff.removed_roles)
nm = len(diff.modified_roles)
print(f"Roles ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_roles and not args.stats:
print(f" Added Roles: {na}")
for role in sorted(diff.added_roles):
print(f" + {role}")
if diff.removed_roles and not args.stats:
print(f" Removed Roles: {nr}")
for role in sorted(diff.removed_roles):
print(f" - {role}")
if diff.modified_roles and not args.stats:
print(f" Modified Roles: {nm}")
for mrole in sorted(diff.modified_roles):
change = []
if mrole.added_types:
change.append(f"{len(mrole.added_types)} Added types")
if mrole.removed_types:
change.append(f"{len(mrole.removed_types)} Removed types")
print(f" * {mrole.role.name} ({', '.join(change)})")
for type_ in sorted(mrole.added_types):
print(f" + {type_}")
for type_ in sorted(mrole.removed_types):
print(f" - {type_}")
print()
del diff.added_roles
del diff.removed_roles
del diff.modified_roles
if all_differences or args.type_:
if diff.added_types or diff.removed_types or diff.modified_types or args.type_:
na = len(diff.added_types)
nr = len(diff.removed_types)
nm = len(diff.modified_types)
print(f"Types ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_types and not args.stats:
print(f" Added Types: {na}")
for type_ in sorted(diff.added_types):
print(f" + {type_}")
if diff.removed_types and not args.stats:
print(f" Removed Types: {nr}")
for type_ in sorted(diff.removed_types):
print(f" - {type_}")
if diff.modified_types and not args.stats:
print(f" Modified Types: {nm}")
for mtype in sorted(diff.modified_types):
change = []
if mtype.added_attributes:
change.append(f"{len(mtype.added_attributes)} Added attributes")
if mtype.removed_attributes:
change.append(f"{len(mtype.removed_attributes)} Removed attributes")
if mtype.added_aliases:
change.append(f"{len(mtype.added_aliases)} Added aliases")
if mtype.removed_aliases:
change.append(f"{len(mtype.removed_aliases)} Removed aliases")
if mtype.modified_permissive:
if mtype.permissive:
change.append("Removed permissive")
else:
change.append("Added permissive")
print(f" * {mtype.type_.name} ({','.join(change)})")
if mtype.added_attributes or mtype.removed_attributes:
print(" Attributes:")
for attr in sorted(mtype.added_attributes):
print(f" + {attr}")
for attr in sorted(mtype.removed_attributes):
print(f" - {attr}")
if mtype.added_aliases or mtype.removed_aliases:
print(" Aliases:")
for alias in sorted(mtype.added_aliases):
print(f" + {alias}")
for alias in sorted(mtype.removed_aliases):
print(f" - {alias}")
print()
del diff.added_types
del diff.removed_types
del diff.modified_types
if all_differences or args.typebounds:
if diff.added_typebounds or diff.removed_typebounds or diff.modified_typebounds \
or args.typebounds:
na = len(diff.added_typebounds)
nr = len(diff.removed_typebounds)
nm = len(diff.modified_typebounds)
print(f"Typebounds ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_typebounds and not args.stats:
print(f" Added Typebounds: {na}")
for tb in sorted(diff.added_typebounds):
print(f" + {tb}")
if diff.removed_typebounds and not args.stats:
print(f" Removed Typebounds: {nr}")
for tb in sorted(diff.removed_typebounds):
print(f" - {tb}")
if diff.modified_typebounds and not args.stats:
print(f" Modified Typebounds: {nm}")
for mtb in sorted(diff.modified_typebounds):
print(
f" * {mtb.rule.ruletype} +{mtb.added_bound} -{mtb.removed_bound} "
f"{mtb.rule.child};")
print()
del diff.added_typebounds
del diff.removed_typebounds
if all_differences or args.attribute:
if diff.added_type_attributes or diff.removed_type_attributes or \
diff.modified_type_attributes or args.attribute:
na = len(diff.added_type_attributes)
nr = len(diff.removed_type_attributes)
nm = len(diff.modified_type_attributes)
print(f"Type Attributes ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_type_attributes and not args.stats:
print(f" Added Type Attributes: {na}")
for attr in sorted(diff.added_type_attributes):
print(f" + {attr}")
if diff.removed_type_attributes and not args.stats:
print(f" Removed Type Attributes: {nr}")
for attr in sorted(diff.removed_type_attributes):
print(f" - {attr}")
if diff.modified_type_attributes and not args.stats:
print(f" Modified Type Attributes: {nm}")
for mattr in sorted(diff.modified_type_attributes):
change = []
if mattr.added_types:
change.append(f"{len(mattr.added_types)} Added types")
if mattr.removed_types:
change.append(f"{len(mattr.removed_types)} Removed types")
print(f" * {mattr.attr.name} ({', '.join(change)})")
for type_ in sorted(mattr.added_types):
print(f" + {type_}")
for type_ in sorted(mattr.removed_types):
print(f" - {type_}")
print()
del diff.added_type_attributes
del diff.removed_type_attributes
del diff.modified_type_attributes
if all_differences or args.user:
if diff.added_users or diff.removed_users or diff.modified_users or args.user:
na = len(diff.added_users)
nr = len(diff.removed_users)
nm = len(diff.modified_users)
print(f"Users ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_users and not args.stats:
print(f" Added Users: {na}")
for user in sorted(diff.added_users):
print(f" + {user}")
if diff.removed_users and not args.stats:
print(f" Removed Users: {nr}")
for user in sorted(diff.removed_users):
print(f" - {user}")
if diff.modified_users and not args.stats:
print(f" Modified Users: {nm}")
for muser in sorted(diff.modified_users):
change = []
if muser.added_roles:
change.append(f"{len(muser.added_roles)} Added roles")
if muser.removed_roles:
change.append(f"{len(muser.removed_roles)} Removed roles")
if muser.removed_level:
change.append("Modified default level")
if muser.removed_range:
change.append("Modified range")
print(f" * {muser.user.name} ({', '.join(change)})")
if muser.added_roles or muser.removed_roles:
print(" Roles:")
for role in sorted(muser.added_roles):
print(f" + {role}")
for role in sorted(muser.removed_roles):
print(f" - {role}")
if muser.removed_level:
print(" Default level:")
print(f" + {muser.added_level}")
print(f" - {muser.removed_level}")
if muser.removed_range:
print(" Range:")
print(f" + {muser.added_range}")
print(f" - {muser.removed_range}")
print()
del diff.added_users
del diff.removed_users
del diff.modified_users
if all_differences or args.category:
if diff.added_categories or diff.removed_categories or diff.modified_categories \
or args.category:
na = len(diff.added_categories)
nr = len(diff.removed_categories)
nm = len(diff.modified_categories)
print(f"Categories ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_categories and not args.stats:
print(f" Added Categories: {na}")
for cat in sorted(diff.added_categories):
print(f" + {cat}")
if diff.removed_categories and not args.stats:
print(f" Removed Categories: {nr}")
for cat in sorted(diff.removed_categories):
print(f" - {cat}")
if diff.modified_categories and not args.stats:
print(f" Modified Categories: {nm}")
for mcat in sorted(diff.modified_categories):
change = []
if mcat.added_aliases:
change.append(f"{len(mcat.added_aliases)} Added Aliases")
if mcat.removed_aliases:
change.append(f"{len(mcat.removed_aliases)} Removed Aliases")
print(f" * {mcat.category.name} ({', '.join(change)})")
print(" Aliases:")
for alias in sorted(mcat.added_aliases):
print(f" + {alias}")
for alias in sorted(mcat.removed_aliases):
print(f" - {alias}")
print()
del diff.added_categories
del diff.removed_categories
del diff.modified_categories
if all_differences or args.sensitivity:
if diff.added_sensitivities or diff.removed_sensitivities or diff.modified_sensitivities \
or args.sensitivity:
na = len(diff.added_sensitivities)
nr = len(diff.removed_sensitivities)
nm = len(diff.modified_sensitivities)
print(f"Sensitivities ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_sensitivities and not args.stats:
print(f" Added Sensitivities: {na}")
for sens in sorted(diff.added_sensitivities):
print(f" + {sens}")
if diff.removed_sensitivities and not args.stats:
print(f" Removed Sensitivities: {nr}")
for sens in sorted(diff.removed_sensitivities):
print(f" - {sens}")
if diff.modified_sensitivities and not args.stats:
print(f" Modified Sensitivities: {nm}")
for msens in sorted(diff.modified_sensitivities):
change = []
if msens.added_aliases:
change.append(f"{len(msens.added_aliases)} Added Aliases")
if msens.removed_aliases:
change.append(f"{len(msens.removed_aliases)} Removed Aliases")
print(f" * {msens.sensitivity.name} ({', '.join(change)})")
print(" Aliases:")
for alias in sorted(msens.added_aliases):
print(f" + {alias}")
for alias in sorted(msens.removed_aliases):
print(f" - {alias}")
print()
del diff.added_sensitivities
del diff.removed_sensitivities
del diff.modified_sensitivities
if all_differences or args.level:
if diff.added_levels or diff.removed_levels or \
diff.modified_levels or args.level:
na = len(diff.added_levels)
nr = len(diff.removed_levels)
nm = len(diff.modified_levels)
print(f"Levels ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_levels and not args.stats:
print(f" Added Levels: {na}")
for level in sorted(diff.added_levels):
print(f" + {level}")
if diff.removed_levels and not args.stats:
print(f" Removed Levels: {len(diff.removed_levels)}")
for level in sorted(diff.removed_levels):
print(f" - {level}")
if diff.modified_levels and not args.stats:
print(f" Modified Levels: {len(diff.modified_levels)}")
for mlevel in sorted(diff.modified_levels):
change = []
if mlevel.added_categories:
change.append(f"{len(mlevel.added_categories)} Added Categories")
if mlevel.removed_categories:
change.append(f"{len(mlevel.removed_categories)} Removed Categories")
print(f" * level {mlevel.level.sensitivity} ({', '.join(change)})")
for cat in sorted(mlevel.added_categories):
print(f" + {cat}")
for cat in sorted(mlevel.removed_categories):
print(f" - {cat}")
print()
del diff.added_levels
del diff.removed_levels
del diff.modified_levels
if all_differences or args.allow:
if diff.added_allows or diff.removed_allows or diff.modified_allows or args.allow:
na = len(diff.added_allows)
nr = len(diff.removed_allows)
nm = len(diff.modified_allows)
print(f"Allow Rules ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_allows and not args.stats:
print(f" Added Allow Rules: {na}")
for avr in sorted(diff.added_allows):
print(f" + {avr}")
if diff.removed_allows and not args.stats:
print(f" Removed Allow Rules: {nr}")
for avr in sorted(diff.removed_allows):
print(f" - {avr}")
if diff.modified_allows and not args.stats:
print(f" Modified Allow Rules: {nm}")
for mavr in sorted(diff.modified_allows):
perm_str = " ".join(chain((p for p in mavr.matched_perms),
(f"+{p}" for p in mavr.added_perms),
(f"-{p}" for p in mavr.removed_perms)))
rule_string = f"{mavr.rule.ruletype} {mavr.rule.source} " \
f"{mavr.rule.target}:{mavr.rule.tclass} {{ {perm_str} }};"
with suppress(AttributeError):
rule_string += f" [ {mavr.rule.conditional} ]"
print(f" * {rule_string}")
print()
del diff.added_allows
del diff.removed_allows
del diff.modified_allows
if all_differences or args.allowxperm:
if diff.added_allowxperms or diff.removed_allowxperms or diff.modified_allowxperms \
or args.allowxperm:
na = len(diff.added_allowxperms)
nr = len(diff.removed_allowxperms)
nm = len(diff.modified_allowxperms)
print(f"Allowxperm Rules ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_allowxperms and not args.stats:
print(f" Added Allowxperm Rules: {na}")
for avxr in sorted(diff.added_allowxperms):
print(f" + {avxr}")
if diff.removed_allowxperms and not args.stats:
print(f" Removed Allowxperm Rules: {nr}")
for avxr in sorted(diff.removed_allowxperms):
print(f" - {avxr}")
if diff.modified_allowxperms and not args.stats:
print(f" Modified Allowxperm Rules: {nm}")
for mavxr in sorted(diff.modified_allowxperms):
# Process the string representation of the sets
# so hex representation and ranges are preserved.
# Check if the perm sets have contents, otherwise
# split on empty string will be an empty string.
# Add brackets to added and removed permissions
# in case there is a range of permissions.
perms = []
if mavxr.matched_perms:
for p in str(mavxr.matched_perms).split(" "):
perms.append(p)
if mavxr.added_perms:
for p in str(mavxr.added_perms).split(" "):
if '-' in p:
perms.append(f"+[{p}]")
else:
perms.append(f"+{p}")
if mavxr.removed_perms:
for p in str(mavxr.removed_perms).split(" "):
if '-' in p:
perms.append(f"-[{p}]")
else:
perms.append(f"-{p}")
print(f" * {mavxr.rule.ruletype} {mavxr.rule.source} "
f"{mavxr.rule.target}:{mavxr.rule.tclass} {mavxr.rule.xperm_type} "
f"{{ {' '.join(perms)} }};")
print()
del diff.added_allowxperms
del diff.removed_allowxperms
del diff.modified_allowxperms
if all_differences or args.neverallow:
if diff.added_neverallows or diff.removed_neverallows or diff.modified_neverallows or \
args.neverallow:
na = len(diff.added_neverallows)
nr = len(diff.removed_neverallows)
nm = len(diff.modified_neverallows)
print(f"Neverallow Rules ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_neverallows and not args.stats:
print(f" Added Neverallow Rules: {na}")
for avr in sorted(diff.added_neverallows):
print(f" + {avr}")
if diff.removed_neverallows and not args.stats:
print(f" Removed Neverallow Rules: {nr}")
for avr in sorted(diff.removed_neverallows):
print(f" - {avr}")
if diff.modified_neverallows and not args.stats:
print(f" Modified Neverallow Rules: {nm}")
for mavr in sorted(diff.modified_neverallows):
perm_str = " ".join(chain((p for p in mavr.matched_perms),
("+" + p for p in mavr.added_perms),
("-" + p for p in mavr.removed_perms)))
rule_string = f"{mavr.rule.ruletype} {mavr.rule.source} " \
f"{mavr.rule.target}:{mavr.rule.tclass} {{ {perm_str} }};"
with suppress(AttributeError):
rule_string += f" [ {mavr.rule.conditional} ]"
print(f" * {rule_string}")
print()
del diff.added_neverallows
del diff.removed_neverallows
del diff.modified_neverallows
if all_differences or args.neverallowxperm:
if diff.added_neverallowxperms or diff.removed_neverallowxperms or \
diff.modified_neverallowxperms or args.neverallowxperm:
na = len(diff.added_neverallowxperms)
nr = len(diff.removed_neverallowxperms)
nm = len(diff.modified_neverallowxperms)
print(f"Neverallowxperm Rules ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_neverallowxperms and not args.stats:
print(f" Added Neverallowxperm Rules: {na}")
for avxr in sorted(diff.added_neverallowxperms):
print(f" + {avxr}")
if diff.removed_neverallowxperms and not args.stats:
print(f" Removed Neverallowxperm Rules: {nr}")
for avxr in sorted(diff.removed_neverallowxperms):
print(f" - {avxr}")
if diff.modified_neverallowxperms and not args.stats:
print(f" Modified Neverallowxperm Rules: {nm}")
for mavxr in sorted(diff.modified_neverallowxperms):
# Process the string representation of the sets
# so hex representation and ranges are preserved.
# Check if the perm sets have contents, otherwise
# split on empty string will be an empty string.
# Add brackets to added and removed permissions
# in case there is a range of permissions.
perms = []
if mavxr.matched_perms:
for p in str(mavxr.matched_perms).split(" "):
perms.append(p)
if mavxr.added_perms:
for p in str(mavxr.added_perms).split(" "):
if '-' in p:
perms.append(f"+[{p}]")
else:
perms.append(f"+{p}")
if mavxr.removed_perms:
for p in str(mavxr.removed_perms).split(" "):
if '-' in p:
perms.append(f"-[{p}]")
else:
perms.append(f"-{p}")
print(f" * {mavxr.rule.ruletype} {mavxr.rule.source} "
f"{mavxr.rule.target}:{mavxr.rule.tclass} "
f"{mavxr.rule.xperm_type} {{ {' '.join(perms)} }};")
print()
del diff.added_neverallowxperms
del diff.removed_neverallowxperms
del diff.modified_neverallowxperms
if all_differences or args.auditallow:
if diff.added_auditallows or diff.removed_auditallows or diff.modified_auditallows or \
args.auditallow:
na = len(diff.added_auditallows)
nr = len(diff.removed_auditallows)
nm = len(diff.modified_auditallows)
print(f"Auditallow Rules ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_auditallows and not args.stats:
print(f" Added Auditallow Rules: {na}")
for avr in sorted(diff.added_auditallows):
print(f" + {avr}")
if diff.removed_auditallows and not args.stats:
print(f" Removed Auditallow Rules: {nr}")
for avr in sorted(diff.removed_auditallows):
print(f" - {avr}")
if diff.modified_auditallows and not args.stats:
print(f" Modified Auditallow Rules: {nm}")
for mavr in sorted(diff.modified_auditallows):
perm_str = " ".join(chain((p for p in mavr.matched_perms),
("+" + p for p in mavr.added_perms),
("-" + p for p in mavr.removed_perms)))
rule_string = f"{mavr.rule.ruletype} {mavr.rule.source} " \
f"{mavr.rule.target}:{mavr.rule.tclass} {{ {perm_str} }};"
with suppress(AttributeError):
rule_string += f" [ {mavr.rule.conditional} ]"
print(f" * {rule_string}")
print()
del diff.added_auditallows
del diff.removed_auditallows
del diff.modified_auditallows
if all_differences or args.auditallowxperm:
if diff.added_auditallowxperms or diff.removed_auditallowxperms or \
diff.modified_auditallowxperms or args.auditallowxperm:
na = len(diff.added_auditallowxperms)
nr = len(diff.removed_auditallowxperms)
nm = len(diff.modified_auditallowxperms)
print(f"Auditallowxperm Rules ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_auditallowxperms and not args.stats:
print(f" Added Auditallowxperm Rules: {na}")
for avxr in sorted(diff.added_auditallowxperms):
print(f" + {avxr}")
if diff.removed_auditallowxperms and not args.stats:
print(f" Removed Auditallowxperm Rules: {nr}")
for avxr in sorted(diff.removed_auditallowxperms):
print(f" - {avxr}")
if diff.modified_auditallowxperms and not args.stats:
print(f" Modified Auditallowxperm Rules: {nm}")
for mavxr in sorted(diff.modified_auditallowxperms):
# Process the string representation of the sets
# so hex representation and ranges are preserved.
# Check if the perm sets have contents, otherwise
# split on empty string will be an empty string.
# Add brackets to added and removed permissions
# in case there is a range of permissions.
perms = []
if mavxr.matched_perms:
for p in str(mavxr.matched_perms).split(" "):
perms.append(p)
if mavxr.added_perms:
for p in str(mavxr.added_perms).split(" "):
if '-' in p:
perms.append(f"+[{p}]")
else:
perms.append(f"+{p}")
if mavxr.removed_perms:
for p in str(mavxr.removed_perms).split(" "):
if '-' in p:
perms.append(f"-[{p}]")
else:
perms.append(f"-{p}")
print(f" * {mavxr.rule.ruletype} {mavxr.rule.source} "
f"{mavxr.rule.target}:{mavxr.rule.tclass} "
f"{mavxr.rule.xperm_type} {{ {' '.join(perms)} }};")
print()
del diff.added_auditallowxperms
del diff.removed_auditallowxperms
del diff.modified_auditallowxperms
if all_differences or args.dontaudit:
if diff.added_dontaudits or diff.removed_dontaudits or diff.modified_dontaudits or \
args.dontaudit:
na = len(diff.added_dontaudits)
nr = len(diff.removed_dontaudits)
nm = len(diff.modified_dontaudits)
print(f"Dontaudit Rules ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_dontaudits and not args.stats:
print(f" Added Dontaudit Rules: {na}")
for avr in sorted(diff.added_dontaudits):
print(f" + {avr}")
if diff.removed_dontaudits and not args.stats:
print(f" Removed Dontaudit Rules: {nr}")
for avr in sorted(diff.removed_dontaudits):
print(f" - {avr}")
if diff.modified_dontaudits and not args.stats:
print(f" Modified Dontaudit Rules: {nm}")
for mavr in sorted(diff.modified_dontaudits):
perm_str = " ".join(chain((p for p in mavr.matched_perms),
("+" + p for p in mavr.added_perms),
("-" + p for p in mavr.removed_perms)))
rule_string = f"{mavr.rule.ruletype} {mavr.rule.source} " \
f"{mavr.rule.target}:{mavr.rule.tclass} {{ {perm_str} }};"
with suppress(AttributeError):
rule_string += f" [ {mavr.rule.conditional} ]"
print(f" * {rule_string}")
print()
del diff.added_dontaudits
del diff.removed_dontaudits
del diff.modified_dontaudits
if all_differences or args.dontauditxperm:
if diff.added_dontauditxperms or diff.removed_dontauditxperms or \
diff.modified_dontauditxperms or args.dontauditxperm:
na = len(diff.added_dontauditxperms)
nr = len(diff.removed_dontauditxperms)
nm = len(diff.modified_dontauditxperms)
print(f"Dontauditxperm Rules ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_dontauditxperms and not args.stats:
print(f" Added Dontauditxperm Rules: {na}")
for avxr in sorted(diff.added_dontauditxperms):
print(f" + {avxr}")
if diff.removed_dontauditxperms and not args.stats:
print(f" Removed Dontauditxperm Rules: {nr}")
for avxr in sorted(diff.removed_dontauditxperms):
print(f" - {avxr}")
if diff.modified_dontauditxperms and not args.stats:
print(f" Modified Dontauditxperm Rules: {nm}")
for mavxr in sorted(diff.modified_dontauditxperms):
# Process the string representation of the sets
# so hex representation and ranges are preserved.
# Check if the perm sets have contents, otherwise
# split on empty string will be an empty string.
# Add brackets to added and removed permissions
# in case there is a range of permissions.
perms = []
if mavxr.matched_perms:
for p in str(mavxr.matched_perms).split(" "):
perms.append(p)
if mavxr.added_perms:
for p in str(mavxr.added_perms).split(" "):
if '-' in p:
perms.append(f"+[{p}]")
else:
perms.append(f"+{p}")
if mavxr.removed_perms:
for p in str(mavxr.removed_perms).split(" "):
if '-' in p:
perms.append(f"-[{p}]")
else:
perms.append(f"-{p}")
print(f" * {mavxr.rule.ruletype} {mavxr.rule.source} "
f"{mavxr.rule.target}:{mavxr.rule.tclass} "
f"{mavxr.rule.xperm_type} {{ {' '.join(perms)} }};")
print()
del diff.added_dontauditxperms
del diff.removed_dontauditxperms
del diff.modified_dontauditxperms
if all_differences or args.type_trans:
if diff.added_type_transitions or diff.removed_type_transitions or \
diff.modified_type_transitions or args.type_trans:
na = len(diff.added_type_transitions)
nr = len(diff.removed_type_transitions)
nm = len(diff.modified_type_transitions)
print(f"Type_transition Rules ({na} Added, {nr} Removed, {nm} Modified)")
if diff.added_type_transitions and not args.stats:
print(f" Added Type_transition Rules: {na}")
for ter in sorted(diff.added_type_transitions):
print(f" + {ter}")
if diff.removed_type_transitions and not args.stats:
print(f" Removed Type_transition Rules: {nr}")
for ter in sorted(diff.removed_type_transitions):
print(f" - {ter}")
if diff.modified_type_transitions and not args.stats:
print(f" Modified Type_transition Rules: {nm}")
for mter in sorted(diff.modified_type_transitions):
rule_string = \
f"{mter.rule.ruletype} {mter.rule.source} " \
f"{mter.rule.target}:{mter.rule.tclass} " \
f"+{mter.added_default} -{mter.removed_default}"
with suppress(AttributeError):
rule_string += f" {mter.rule.filename}"
rule_string += ";"
with suppress(AttributeError):
rule_string += f" [ {mter.rule.conditional} ]"