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aa_suggest.py
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aa_suggest.py
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#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-2.0-only
# SPDX-License-Identifier: GPL-3.0-only
# Version: 0.8.11
# line, l - single log line in form of dictionary
# normalize - prepare line values for a possible merge; make keys consistent
# adapt - replace line values with sutable for usage in the rule
# merge - make single line from many lines; unequivocally by default, or ambiguously by params
# unequivocally - non-aggressive deduplication; no rule covarage is lost, but paths could be replaced by tunables
# ambiguously - aggressive deduplication; some rule coverage could be broader than needed
# keep/drop - include or exclude the line from deduplication, affects merging (preprocessing); active filtering
# show/hide - include or exclude the line from display, does NOT affect merging (postprocessing)
# MAIN FLOW:
# gather logs ->
# normalization ->
# adaption (& colorization preparation) ->
# merging ->
# sorting ->
# alignment ->
# colorization ->
# display
import sys
import argparse
import re
import shlex
import pathlib
import string
import random
import copy
import os
def adaptFilePath(l, key, ruleStyle):
'''Applied early to fully handle duplicates.
For file paths, not necessary file lines.
Watch out for bugs: launchpad #1856738
Do only one capture per regex helper, otherwise diffs will be a mess (will match recursively)
'''
# Always surround these helpers with other charactes or new/endlines
# Capturing group must not be optional '?', but always provide at least empty '|' match
# Mix of regex and pcre styles!; 'C' for capture
random6 = '(?![0-9]{6}|[a-z]{6}|[A-Z]{6}|[A-Z][a-z]{5}|[A-Z][a-z]{4}[0-9])(?:[0-9a-zA-Z]{6})' # aBcXy9, AbcXyz, abcxy9; NOT 123789, abcxyz, ABCXYZ, Abcxyz, Abcxy1
random8 = '(?![0-9]{8}|[a-z]{8}|[A-Z]{8}|[A-Z][a-z]{7}|[A-Z][a-z]{6}[0-9])(?:[0-9a-zA-Z]{8})' # aBcDwXy9, AbcdWxyz, abcdwxy9; NOT: 12346789, abcdwxyz, ABCDWXYZ, Abcdwxyz, Abcdwxy1
random10 = '(?![0-9]{10}|[a-z]{10}|[A-Z]{10}|[A-Z][a-z]{9}|[A-Z][a-z]{8}[0-9])(?:[0-9a-zA-Z]{10})' # aBcDeVwXy9, AbcdeVwxyz, abcdevwxy9; NOT: 1234567890, abcdevwxyz, ABCDEVWXYZ, Abcdevwxyz, Abcdevwxy1
random8u = '(?:\w{8}|\?\?\?\?\?\?\?\?)'
random8uC = '(?:\w{8})'
users = r'(?:[0-9]|[1-9][0-9]{1,8}|[1-4][0-9]{9}|@{uid})'
usersC = r'(?:[0-9]|[1-9][0-9]{1,8}|[1-4][0-9]{9})'
hex2 = r'(?:[0-9a-fA-F]{2}|\[0-9a-f\]\[0-9a-f\]|@{hex2})'
hex2C = r'(?:[0-9a-fA-F]{2})'
hex16 = r'(?:[0-9a-fA-F]{16}|\[0-9a-f\]\*\[0-9a-f\]|@{hex16})'
hex16C = r'(?:[0-9a-fA-F]{16})'
hex32 = r'(?:[0-9a-fA-F]{32}|\[0-9a-f\]\*\[0-9a-f\]|@{hex32})'
hex32C = r'(?:[0-9a-fA-F]{32})'
hex38 = r'(?:[0-9a-fA-F]{38}|\[0-9a-f\]\*\[0-9a-f\]|@{hex38})'
hex38C = r'(?:[0-9a-fA-F]{38})'
hex64 = r'(?:[0-9a-fA-F]{64}|\[0-9a-f\]\*\[0-9a-f\]|@{hex64})'
hex64C = r'(?:[0-9a-fA-F]{64})'
ints = r'(?:\d+|\[0-9\]\*|\[0-9\]{\,\[0-9\]}|@{int})'
ints2 = r'(?:\d{2}|\[0-9\]\[0-9\]|@{int2})'
ints4 = r'(?:\d{4}|\[0-9\]\*\[0-9\]|@{int4})'
ints4C = r'(?:\d{4})'
uuid = r'(?:[0-9a-fA-F]{8}[-_][0-9a-fA-F]{4}[-_][0-9a-fA-F]{4}[-_][0-9a-fA-F]{4}[-_][0-9a-fA-F]{12}|\[0-9a-f\]\*\[0-9a-f\]|@{uuid})'
uuidC = r'(?:[0-9a-fA-F]{8}[-_][0-9a-fA-F]{4}[-_][0-9a-fA-F]{4}[-_][0-9a-fA-F]{4}[-_][0-9a-fA-F]{12})'
etc_ro = r'(?:/usr/etc|@{etc_ro})'
run = r'(?:/var/run|/run|@{run})'
runC = r'(?:/var/run|/run)'
runJ = r'(?:/var|/run|@{run})'
proc = r'(?:/proc|@{PROC})'
procC = r'(?:/proc)'
sys = r'(?:/sys|@{sys})'
sysC = r'(?:/sys)'
pids = r'(?:[2-9]|[1-9][0-9]{1,8}|[1-4][0-9]{9}|@{pid})' # 3-4999999999
pidsC = r'(?:[2-9]|[1-9][0-9]{1,8}|[1-4][0-9]{9})' # 3-4999999999; capture
tids = r'(?:[1-9]|[1-9][0-9]{1,8}|[1-4][0-9]{9}|@{tid})' # 1-4999999999
tidsC = r'(?:[1-9]|[1-9][0-9]{1,8}|[1-4][0-9]{9})' # 1-4999999999; capture
multiarch = r'(?:[^/]+-linux-(?:gnu|musl)(?:[^/]+)?|@{multiarch})'
multiarchC = r'(?:[^/]+-linux-(?:gnu|musl)(?:[^/]+)?)'
user_cache = r'(?:@?/home/[^/]+/\.cache|@{user_cache_dirs})'
user_cacheC = r'(?:@?/home/[^/]+/\.cache)'
user_config = r'(?:@?/home/[^/]+/\.config|@{user_config_dirs})'
user_configC = r'(?:@?/home/[^/]+/\.config)'
user_share = r'(?:@?/home/[^/]+/\.local/share|@{user_share_dirs})'
user_shareC = r'(?:@?/home/[^/]+/\.local/share)'
homes = r'(?:@?/home/[^/]+|@{HOME})'
homesC = r'(?:@?/home/[^/]+)'
pciId = r'(?:[0-9a-f]{4}:[0-9a-f]{2}:[0-9a-f]{2}\.\d|\?\?\?\?:\?\?:\?\?\.\?|@{pci_id})'
pciIdC = r'(?:[0-9a-f]{4}:[0-9a-f]{2}:[0-9a-f]{2}\.\d)'
o3 = r'(?:3|{\,3})?' # optional '3'
oWayland = r'(?:-wayland|{\,-wayland})?' # optional '-wayland'
oUsr = r'(?:usr/|{\,usr/})?' # optional '/usr'
oUsrC = r'(?:usr/)?' # optional '/usr'; capture
Any = r'(?!@{.+|{.+|\[0-9.+|\*)[^/]+'
literalBackslash = '\\\\'
gdm_cache = r'(?:/var/lib/gdm(?:3|{\,3})?/\.cache|@{gdm_cache_dirs})'
gdm_cacheC = r'(?:/var/lib/gdm(?:3|{\,3})?/\.cache)'
gdm_config = r'(?:/var/lib/gdm(?:3|{\,3})?/\.config|@{gdm_config_dirs})'
gdm_configC = r'(?:/var/lib/gdm(?:3|{\,3})?/\.config)'
gdm_local = r'(?:/var/lib/gdm(?:3|{\,3})?/\.local(?!/share)|@{gdm_local_dirs})'
gdm_localC = r'(?:/var/lib/gdm(?:3|{\,3})?/\.local(?!/share))'
gdm_share = r'(?:/var/lib/gdm(?:3|{\,3})?/\.local/share|@{gdm_share_dirs})'
gdm_shareC = r'(?:/var/lib/gdm(?:3|{\,3})?/\.local/share)'
sddm_cache = r'(?:/var/lib/sddm/\.cache|@{sddm_cache_dirs})'
sddm_cacheC = r'(?:/var/lib/sddm/\.cache)'
sddm_config = r'(?:/var/lib/sddm/\.config|@{sddm_config_dirs})'
sddm_configC = r'(?:/var/lib/sddm/\.config)'
sddm_local = r'(?:/var/lib/sddm/\.local(?!/share)|@{sddm_local_dirs})'
sddm_localC = r'(?:/var/lib/sddm/\.local(?!/share))'
sddm_share = r'(?:/var/lib/sddm/\.local/share|@{sddm_share_dirs})'
sddm_shareC = r'(?:/var/lib/sddm/\.local/share)'
lightdm_cache = r'(?:/var/lib/lightdm/\.cache|@{lightdm_cache_dirs})'
lightdm_cacheC = r'(?:/var/lib/lightdm/\.cache)'
lightdm_config = r'(?:/var/lib/lightdm/\.config|@{lightdm_config_dirs})'
lightdm_configC = r'(?:/var/lib/lightdm/\.config)'
lightdm_local = r'(?:/var/lib/lightdm/\.local(?!/share)|@{lightdm_local_dirs})'
lightdm_localC = r'(?:/var/lib/lightdm/\.local(?!/share))'
lightdm_share = r'(?:/var/lib/lightdm/\.local/share|@{lightdm_share_dirs})'
lightdm_shareC = r'(?:/var/lib/lightdm/\.local/share)'
# Special cases <3
pciBus = r'(?:(?:pci)?[0-9a-f]{4}:[0-9a-f]{2}|(?:pci)?\?\?\?\?:\?\?|@{pci_bus})'
if ruleStyle == 'AppArmor.d':
Bin = r'(?:/(?:usr/)?(?:s)?bin|@{bin})'
BinC = r'(?:/(?:usr/)?(?:s)?bin)'
pciBusC = r'(?:pci[0-9a-f]{4}:[0-9a-f]{2})'
else:
Bin = r'(?:/(?:usr/)?(?:s)?bin|/{\,usr/}bin)'
BinC = r'(?:/(?:usr/)?bin)'
pciBusC = r'(?:[0-9a-f]{4}:[0-9a-f]{2})'
# Substitute capturing group with t[1] or t[2]; order matters when mentioned
regexpToMacro = [ # non-tunables
# regex # default style # apparmor.d style # prefix, optional
(rf'^{user_share}/gvfs-metadata/(|{Any})$', None, '{,*}', 'deny'),
(rf'^/var/lib/apt/lists/({Any})\.yml\.gz$', '*', None),
#(f'^{user_share}/yelp/storage/({Any})/', '*', None, 'owner'),
#(f'^{user_share}/yelp/storage/[^/]+/({Any})/', '*', None, 'owner'),
# Capturing *any* goes above
(rf'^{Bin}/(|e|f)grep$', '{,e,f}', None),
(rf'^{Bin}/(|g|m)awk$', '{,g,m}', None),
(rf'^{Bin}/gettext(|\.sh)$', '{,.sh}', None),
(rf'^{Bin}/python3\.(\d+)(?:-[a-z]+)?$', '[0-9]{,[0-9]}', '@{int}'),
(rf'^{Bin}/ruby\d+\.(\d+)$', '[0-9]', '@{int}'),
(rf'^{Bin}/which(|\.debianutils)$', '{,.debianutils}', None),
(rf'^{Bin}/ldconfig(|\.real)$', '{,.real}', None),
(rf'^/{oUsr}(?:local/)?lib/python3\.(\d+)/', '[0-9]{,[0-9]}', '@{int}'),
(rf'^/usr/share/gdm({o3})/', '{,3}', None),
(rf'^/usr/share/gtk-([2-4])\.\d+/', '[2-4]', None),
(rf'^/usr/share/icu/(\d+)\.', '[0-9]*', '@{int}'),
(rf'^/usr/share/icu/{ints}\.(\d+)/', '[0-9]*', '@{int}'),
(rf'^/usr/share/qt(|5|6)(?:ct)?/', '{,5,6}', None),
(rf'^/{oUsr}lib/kde(|3|4)/', '{,3,4}', None),
(rf'^/etc/{Any}/(?:{Any}/)?[a-z]+\.d/({ints2})-', '[0-9][0-9]', '@{int2}'),
(rf'^/etc/apparmor\.d/libvirt/libvirt-({uuidC})$', '[0-9a-f]*[0-9a-f]', '@{uuid}'),
(rf'^/etc/gdm({o3})/', '{,3}', None),
(rf'^/etc/gtk-([2-4])\.0/', '[2-4]', None),
(rf'^/etc/python3\.(\d+)/', '[0-9]{,[0-9]}', '@{int}'),
(rf'^/etc/systemd/network/({ints2})-', '[0-9][0-9]', '@{int2}'),
(rf'^/var/backups/apt\.extended_states\.(\d+)$', '[0-9]*', '@{int}', 'owner'),
(rf'^/var/cache/fontconfig/({hex32C})-', '[0-9a-f]*[0-9a-f]', '@{hex32}', 'owner'),
(rf'^/var/cache/fontconfig/{hex32}-le64\.cache-\d+\.TMP-({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/var/cache/fontconfig/({uuidC})-', '[0-9a-f]*[0-9a-f]', '@{uuid}', 'owner'),
(rf'^{runJ}/log/journal/({hex32C})/', '[0-9a-f]*[0-9a-f]', '@{hex32}'),
(rf'^{runJ}/log/journal/{hex32}/system@({hex16C})-', '[0-9a-f]*[0-9a-f]', '@{hex16}'), # '@' is a string
(rf'^{runJ}/log/journal/{hex32}/system@{hex16}-({hex16C})\.', '[0-9a-f]*[0-9a-f]', '@{hex16}'), # '@' is a string
(rf'^{runJ}/log/journal/{hex32}/system@({hex32C})-', '[0-9a-f]*[0-9a-f]', '@{hex32}'), # '@' is a string
(rf'^{runJ}/log/journal/{hex32}/system@{hex32}-({hex16C})-', '[0-9a-f]*[0-9a-f]', '@{hex16}'), # '@' is a string
(rf'^{runJ}/log/journal/{hex32}/system@{hex32}-{hex16}-({hex16C})\.', '[0-9a-f]*[0-9a-f]', '@{hex16}'), # '@' is a string
(rf'^{runJ}/log/journal/{hex32}/user-{users}@({hex32C})-', '[0-9a-f]*[0-9a-f]', '@{hex32}'), # '@' is a string
(rf'^{runJ}/log/journal/{hex32}/user-{users}@{hex32}-({hex16C})-', '[0-9a-f]*[0-9a-f]', '@{hex16}'), # '@' is a string
(rf'^{runJ}/log/journal/{hex32}/user-{users}@{hex32}-{hex16}-({hex16C})\.', '[0-9a-f]*[0-9a-f]', '@{hex16}'), # '@' is a string
(rf'^{runJ}/log/journal/{hex32}/user-{users}@({hex16C})-', '[0-9a-f]*[0-9a-f]', '@{hex16}'), # '@' is a string
(rf'^{runJ}/log/journal/{hex32}/user-{users}@{hex16}-({hex16C})\.', '[0-9a-f]*[0-9a-f]', '@{hex16}'), # '@' is a string
(rf'^/var/log/lightdm/seat(\d+)-', '[0-9]*', '@{int}', 'owner'),
(rf'^/var/log/popularity-contest\.(\d+)(?:\.)?$', '[0-9]*', '@{int}', 'owner'),
(rf'^/var/log/Xorg\.(\d+)\.', '[0-9]*', '@{int}', 'owner'),
(rf'^/var/lib/btrfs/scrub\.progress\.({uuidC})$', '[0-9a-f]*[0-9a-f]', '@{uuid}'),
(rf'^/var/lib/btrfs/scrub\.status\.({uuidC})(?:_tmp)?$', '[0-9a-f]*[0-9a-f]', '@{uuid}'),
(rf'^/var/lib/cni/results/cni-loopback-({uuidC})-lo$', '[0-9a-f]*[0-9a-f]', '@{uuid}'),
(rf'^/var/lib/ca-certificates/openssl/({random8})\.', '????????', '@{rand8}'),
(rf'^/var/lib/update-notifier/tmp\.({random10})$', '??????????', '@{rand10}'),
(rf'^({gdm_cacheC})/', None, '@{gdm_cache_dirs}'),
(rf'^({gdm_configC})/', None, '@{gdm_config_dirs}'),
(rf'^({gdm_localC})/', None, '@{gdm_local_dirs}'),
(rf'^({gdm_shareC})/', None, '@{gdm_share_dirs}'),
(rf'^({sddm_cacheC})/', None, '@{sddm_cache_dirs}'),
(rf'^({sddm_configC})/', None, '@{sddm_config_dirs}'),
(rf'^({sddm_localC})/', None, '@{sddm_local_dirs}'),
(rf'^({sddm_shareC})/', None, '@{sddm_share_dirs}'),
(rf'^({lightdm_cacheC})/', None, '@{lightdm_cache_dirs}'),
(rf'^({lightdm_configC})/', None, '@{lightdm_config_dirs}'),
(rf'^({lightdm_localC})/', None, '@{lightdm_local_dirs}'),
(rf'^({lightdm_shareC})/', None, '@{lightdm_share_dirs}'),
(rf'^@?/var/lib/gdm({o3})/', '{,3}', None), # after previous
(rf'^@?{gdm_cache}/ibus/dbus-({random8})$', '????????', '@{rand8}'),
(rf'^{gdm_cache}/gstreamer-(\d+)$', '[0-9]*', '@{int}'),
(rf'^{gdm_cache}/mesa_shader_cache/({hex2C})/', '[0-9a-f][0-9a-f]', '@{hex2}'),
(rf'^{gdm_cache}/mesa_shader_cache/{hex2}/({hex38C})(?:\.tmp)?$', '[0-9a-f]*[0-9a-f]', '@{hex38}'), # temp pair? TODO
(rf'^{gdm_config}/ibus/bus/({hex32C})-', '[0-9a-f]*[0-9a-f]', '@{hex32}'),
#(f'^{gdm_config}/ibus/bus/{hex32}-unix({oWayland})-{ints}$', '{,-wayland}', None),
(rf'^{gdm_config}/ibus/bus/{hex32}-unix{oWayland}-(\d+)$', '[0-9]*', '@{int}'),
(rf'^{gdm_share}/xorg/Xorg\.(\d+)\.', '[0-9]*', '@{int}'),
(rf'^/var/lib/kubelet/pods/({uuidC})/', '[0-9a-f]*[0-9a-f]', '@{uuid}'),
(rf'^/var/lib/libvirt/swtpm/({uuidC})/', '[0-9a-f]*[0-9a-f]', '@{uuid}'),
(rf'^{homes}/xauth_({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^({user_cacheC})/', None, '@{user_cache_dirs}', 'owner'),
(rf'^({user_configC})/', None, '@{user_config_dirs}', 'owner'),
(rf'^{user_cache}/calibre/ev2/[a-z]/[a-z][a-z]-({random8})/', '????????', None, 'owner'), # unconventional '_' random tail
(rf'^{user_cache}/fontconfig/({hex32C})-', '[0-9a-f]*[0-9a-f]', '@{hex32}', 'owner'),
(rf'^{user_cache}/fontconfig/{hex32}-le64\.cache-\d+\.TMP-({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^{user_cache}/fontconfig/({uuidC})-', '[0-9a-f]*[0-9a-f]', '@{uuid}', 'owner'),
(rf'^{user_cache}/gnome-software/icons/({hex38C})-', '[0-9a-f]*[0-9a-f]', '@{hex}', 'owner'),
(rf'^{user_cache}/gstreamer-(\d+)/', '[0-9]*', '@{int}', 'owner'),
(rf'^{user_cache}/event-sound-cache\.tdb\.({hex32C})\.', '[0-9a-f]*[0-9a-f]', '@{hex32}', 'owner'),
(rf'^{user_cache}/kcrash-metadata/plasmashell\.({hex32C})\.', '[0-9a-f]*[0-9a-f]', '@{hex32}', 'owner'),
(rf'^{user_cache}/kcrash-metadata/plasmashell\.{hex32}\.({ints4C})\.', '[0-9]*', '@{int4}', 'owner'),
(rf'^{user_cache}/mesa_shader_cache/({hex2C})/', '[0-9a-f][0-9a-f]', '@{hex2}', 'owner'),
(rf'^{user_cache}/mesa_shader_cache/{hex2}/({hex38C})(?:\.tmp)?$', '[0-9a-f]*[0-9a-f]', '@{hex38}', 'owner'), # temp pair? TODO
(rf'^{user_cache}/thumbnails/[^/]+/({hex32C})\.', '*', '@{hex32}', 'owner'),
(rf'^{user_cache}/thumbnails/fail/gnome-thumbnail-factory/({hex32C})\.', '*', '@{hex32}', 'owner'),
(rf'^@?{user_cache}/ibus/dbus-({random8})$', '????????', '@{rand8}', 'owner'),
(rf'^{user_config}/#(\d+)$', '[0-9]*[0-9]', '@{int}', 'owner'),
(rf'^{user_config}/ibus/bus/({hex32C})-', '[0-9a-f]*[0-9a-f]', '@{hex32}', 'owner'),
#r(f'^{user_config}/ibus/bus/{hex32}-unix({oWayland})-{ints}$', '{,-wayland}', None, 'owner'),
(rf'^{user_config}/ibus/bus/{hex32}-unix{oWayland}-(\d+)$', '[0-9]*', '@{int}', 'owner'),
(rf'^{user_config}/vlc/vlcrc\.(\d+)$', '[0-9]*', '@{int}', 'owner'),
(rf'^{user_config}/vlc/vlc-qt-interface\.conf(|\.{random6})$', '{,.??????}', '{,.@{rand6}}', 'owner'), # unconventional random tail
(rf'^{user_config}/qBittorrent/\.({random6})/', '??????', '@{rand6}', 'owner'),
(rf'^{user_config}/qBittorrent/qBittorrent-data\.conf(|\.{random6})$', '{,.??????}', '{,.@{rand6}}', 'owner'), # unconventional random tail
(rf'^{user_config}/QtProject\.conf(|\.{random6})$', '{,.??????}', '{,.@{rand6}}', 'owner'), # unconventional random tail
(rf'^{user_config}/qt(|5|6)(?:ct)?/', '{,5,6}', None, 'owner'),
(rf'^{user_share}/gvfs-metadata/root-({random8})\.', '????????', '@{rand8}', 'owner'),
(rf'^{user_share}/kcookiejar/cookies\.({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^@({hex16})/', '????????????????', None),
(rf'^@?/tmp/\.X11-unix/X(\d+)$', '[0-9]*', '@{int}', 'owner'),
(rf'^@?/tmp/\.ICE-unix/(\d+)$', '[0-9]*', '@{int}'),
(rf'^@?/tmp/dbus-({random8})$', '????????', '@{rand8}' , 'owner'),
(rf'^@?/tmp/dbus-({random10})$', '??????????', '@{rand10}' , 'owner'),
(rf'^@?/tmp/xauth_({random6})(?:-c|-l)?$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/\.dotnet/shm/session(\d+)/', '[0-9]*[0-9]', '@{int}', 'owner'),
(rf'^/tmp/\.coreclr\.({random6})/', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/\.gnome_desktop_thumbnail\.({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/\.mount_nextcl({random6})/', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/\.org\.chromium\.Chromium\.({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/\.xfsm-ICE-({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/\.t?X(\d+)-', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/\.wine-(\d+)/', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/adb\.(\d+)\.', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/akregator\.({random6})\.', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/akregator\.{random6}\.({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/apt-changelog-({random6})/', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/apt-changelog-{random6}/\.apt-acquire-privs-test\.({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/apt\.data\.({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/apt-dpkg-install-({random6})/', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/apt-key-gpghome\.({random10})/', '??????????', '@{rand10}', 'owner'),
(rf'^/tmp/apt-key-gpghome\.{random10}/\.#lk0x({hex16C})\.', '[0-9a-f]*[0-9a-f]', '@{hex}', 'owner'),
(rf'^/tmp/apt-key-gpghome\.{random10}/\.#lk0x{hex16}\.debian-stable\.(\d+)x?$', '[0-9]*[0-9]', '@{int}', 'owner'),
(rf'^/tmp/aurules\.({random8})$', '????????', '@{rand8}', 'owner'),
(rf'^/tmp/calibre_\d+\.(\d+)\.', '[0-9]{,[0-9]}', '@{int}', 'owner'),
(rf'^/tmp/calibre_\d+\.{ints}\.(\d+)_', '[0-9]{,[0-9]}', '@{int}', 'owner'),
(rf'^/tmp/calibre_\d+\.{ints}\.{ints}_tmp_({random8uC})/', '????????', None, 'owner'), # unconventional '_' random tail
(rf'^/tmp/calibre_\d+\.{ints}\.{ints}_tmp_{random8u}/({random8uC})(?:\.|/|log)', '????????', None, 'owner'), # unconventional '_' random tail
(rf'^/tmp/calibre_\d+\.{ints}\.{ints}_tmp_{random8u}/ipc_result_\d_\d_({random8uC})\.', '????????', None, 'owner'), # unconventional '_' random tail
(rf'^/tmp/clr-debug-pipe-(\d+)-', '[0-9]*[0-9]', '@{int}', 'owner'),
(rf'^/tmp/clr-debug-pipe-{ints}-(\d+)-', '[0-9]*[0-9]', '@{int}', 'owner'),
(rf'^/tmp/config-err-({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/dotnet-diagnostic-(\d+)-', '[0-9]*[0-9]', '@{int}', 'owner'),
(rf'^/tmp/dotnet-diagnostic-{ints}-(\d+)-', '[0-9]*[0-9]', '@{int}', 'owner'),
(rf'^/tmp/dpkg\.({random6})/', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/fz([0-9])temp', '[0-9]', None, 'owner'),
(rf'^/tmp/fz{ints}temp-(\d+)/', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/gdkpixbuf-xpm-tmp\.({random6})$', '??????', '@{rand6}' , 'owner'),
(rf'^/tmp/kcminit\.({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/librnnoise-(\d+)\.', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/mkinitcpio\.({random6})/', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/mozilla-temp-(\d+)$', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/Mozilla({uuidC})-', '[0-9a-f]*[0-9a-f]', '@{uuid}', 'owner'),
(rf'^/tmp/Mozilla{literalBackslash}{{({uuidC}){literalBackslash}}}-', '[0-9a-f]*[0-9a-f]', '@{uuid}', 'owner'),
(rf'^/tmp/pty(\d+)/', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/QNapi\.(\d+)$', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/qtsingleapp-quiter-(\d+)-', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/qtsingleapp-quiter-{ints}-(\d+)(?:-)?$', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/read-file(\d+)/', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/(?:syscheck,sanity)-squashfs-(\d+)$', '[0-9]*', '@{int}'),
(rf'^/tmp/server-(\d+)\.', '[0-9]*', '@{int}'),
(rf'^/tmp/sort({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/systemd-private-({hex32C})-', '[0-9a-f]*[0-9a-f]', '@{hex32}', 'owner'),
(rf'^/tmp/systemd-private-{hex32}-[^/]+\.service-({random6})/', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/sddm-:(\d+)-', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/sddm-:{ints}-({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/talpid-openvpn-({uuidC})$', '[0-9a-f]*[0-9a-f]', '@{uuid}', 'owner'),
(rf'^/tmp/Temp-({uuidC})/', '[0-9a-f]*[0-9a-f]', '@{uuid}', 'owner'),
(rf'^/tmp/tmp\.({random10})/', '??????????', '@{rand10}', 'owner'),
(rf'^/tmp/tmp({random8})/', '????????', '@{rand8}', 'owner'),
(rf'^/tmp/user/{users}/tmp\.({random10})$', '??????????', '@{rand10}', 'owner'),
(rf'^/tmp/({uuidC})$', '[0-9a-f]*[0-9a-f]', '@{uuid}', 'owner'),
(rf'^/tmp/vdpau-drivers-({random6})/', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/wireshark_extcap_ciscodump_(\d+)_', '[0-9]*', '@{int}', 'owner'),
(rf'^/tmp/zabbix_server_({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/\.({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/tmp/\.({random8})$', '????????', '@{rand8}', 'owner'),
(rf'^/tmp/\.({random10})$', '??????????', '@{rand10}', 'owner'),
(rf'^/tmp/({hex64C})\.png$', None, '@{hex64}', 'owner'),
(rf'^{run}/cockpit/({random8})$', '????????', '@{rand8}'),
(rf'^{run}/gdm({o3})/', '{,3}', None),
(rf'^{run}/gdm{o3}/dbus/dbus-({random8})$', '????????', '@{rand8}'),
(rf'^{run}/netns/cni-({uuidC})$', '[0-9a-f]*[0-9a-f]', '@{uuid}'),
(rf'^{run}/NetworkManager/nm-openvpn-({uuidC})$', '[0-9a-f]*[0-9a-f]', '@{uuid}'),
(rf'^{run}/issue\.({random10})$', '??????????', '@{rand10}'),
(rf'^{run}/initcpio-tmp/mkinitcpio\.({random6})/', '??????', '@{rand6}', 'owner'),
(rf'^{run}/sddm/{literalBackslash}{{({uuidC}){literalBackslash}}}-?$', '[0-9a-f]*[0-9a-f]', '@{uuid}'),
(rf'^{run}/systemd/seats/seat(\d+)$', '[0-9]*', '@{int}'),
(rf'^{run}/systemd/netif/links/(\d+)$', '[0-9]*', '@{int}'),
(rf'^{run}/systemd/(?:sessions|inhibit)/(.+)\.ref$', '*', None),
(rf'^{run}/snapper-tools-({random6})/', '??????', '@{rand6}', 'owner'),
(rf'^{run}/user/{users}/\.dbus-proxy/[a-z]+-bus-proxy-({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^{run}/user/{users}/at-spi/bus_(\d+)$', '[0-9]*', '@{int}', 'owner'),
(rf'^{run}/user/{users}/akregatorbWqrit\.(\d+)\.', '[0-9]*', '@{int}', 'owner'),
(rf'^{run}/user/{users}/discover({random6})\.', '??????', '@{rand6}'),
(rf'^{run}/user/{users}/kmozillahelper({random6})\.', '??????', '@{rand6}', 'owner'),
(rf'^{run}/user/{users}/kmozillahelper{random6}\.(\d+)\.', '[0-9]*[0-9]', '@{int}', 'owner'),
(rf'^{run}/user/{users}/wayland-(\d+)(?:\.lock)?$', '[0-9]*', '@{int}', 'owner'),
(rf'^{run}/user/{users}/webkitgtk/[a-z]+-proxy-({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^{run}/user/{users}/xauth_({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^{run}/user/{users}/pipewire-(\d+)$', '[0-9]*', '@{int}', 'owner'),
(rf'^{run}/user/{users}/snap\.snapd-desktop-integration/wayland-cursor-shared-({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^{sys}/block/zram(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/bus/pci/slots/(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/{pciBus}/({pciIdC})/', '????:??:??.?', '@{pci_id}'),
(rf'^{sys}/devices/{pciBus}/{pciId}/({pciIdC})/', '????:??:??.?', '@{pci_id}'),
(rf'^{sys}/devices/{pciBus}/{pciId}/[^/]+/host(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/{pciBus}/{pciId}/(?:{pciId}/)?drm/card(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/{pciBus}/{pciId}/(?:{pciId}/)?drm/card{ints}/metrics/({uuidC})/', '[0-9a-f]*[0-9a-f]', '@{uuid}'),
(rf'^{sys}/devices/pci({pciBusC})/', '????:??', None),
(rf'^{sys}/devices/({pciBusC})/', None, '@{pci_bus}'),
(rf'^{sys}/devices/i2c-(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/platform/serial\d+/tty/ttyS?(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/system/cpu/cpu(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/system/cpu/cpufreq/policy(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/system/memory/memory(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/system/node/node(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/virtual/tty/tty(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/virtual/hwmon/hwmon(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/virtual/block/dm-(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/virtual/vc/[a-z]+(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/devices/virtual/block/dm-(\d+)/', '[0-9]*', '@{int}'),
(rf'^{sys}/fs/cgroup/user\.slice/user-{users}\.slice/user@@{users}\.service/app\.slice/app-gnome-org\.gnome\.Epiphany-(\d+)\.', '[0-9]*', '@{int}'),
(rf'^{sys}/fs/btrfs/({uuidC})/', '[0-9a-f]*[0-9a-f]', '@{uuid}'),
(rf'^{sys}/firmware/efi/efivars/[^/]+-({uuidC})$', '[0-9a-f]*[0-9a-f]', '@{uuid}'),
(rf'^{sys}/kernel/iommu_groups/(\d+)/', '[0-9]*', '@{int}'),
(rf'^{proc}/{pids}/fdinfo/(\d+)$', '[0-9]*', '@{int}', 'owner'),
(rf'^{proc}/{pids}/net/(?:tcp|udp)(4|6)$', '{4,6}', None),
(rf'^{proc}/sys/net/ipv(4|6)/', '{4,6}', None),
(rf'^{proc}/irq/(\d+)/', '[0-9]*', '@{int}'),
(rf'^/dev/cpu/(\d+)/', '[0-9]*', '@{int}'),
(rf'^/dev/dri/card(\d+)$', '[0-9]*', '@{int}'),
(rf'^/dev/dm-(\d+)$', '[0-9]*', '@{int}'),
(rf'^/dev/input/event(\d+)$', '[0-9]*', '@{int}'),
(rf'^/dev/loop(\d+)$', '[0-9]*', '@{int}'),
(rf'^/dev/media(\d+)$', '[0-9]*', '@{int}'),
(rf'^/dev/parport(\d+)$', '[0-9]*', '@{int}'),
(rf'^/dev/pts/(\d+)$', '[0-9]*', '@{int}', 'owner'),
(rf'^/dev/shm/sem\.({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/dev/shm/sem\.mp-(\w+)$', '????????', None, 'owner'),
(rf'^/dev/shm/dunst-({random6})$', '??????', '@{rand6}', 'owner'),
(rf'^/dev/tty(\d+)$', '[0-9]*', '@{int}', 'owner'),
(rf'^/dev/ttyS(\d+)$', '[0-9]*', '@{int}', 'owner'),
(rf'^/dev/vfio/(\d+)$', '[0-9]*', '@{int}'),
(rf'^/dev/video(\d+)$', '[0-9]*', '@{int}'),
(rf'/#(\d+)$', '[0-9]*[0-9]', '@{int}'),
(rf'/\.goutputstream-({random6})$', '??????', '@{rand6}'),
(rf'/\.uuid\.TMP-({random6})$', '??????', '@{rand6}'),
(rf'/\.mutter-Xwaylandauth\.({random6})$', '??????', '@{rand6}'),
(rf'/file({random6})$', '??????', '@{rand6}'),
(rf'/gnome-control-center-user-icon-({random6})$', '??????', '@{rand6}'),
(rf'/blkid\.tab-({random6})$', '??????', '@{rand6}'),
(rf'/nvidia-xdriver-({random8})$', '????????', '@{rand8}'),
(rf'/socket-({random8})$', '????????', '@{rand8}'),
(rf'/pulse/({hex32C})-runtime(?:\.tmp)?$', '[0-9a-f]*[0-9a-f]', '@{hex32}'), # temp pair? TODO
(rf'/({random6})\.(?:tmp|TMP)$', '??????', '@{rand6}', 'owner'),
(rf'/({random8})\.(?:tmp|TMP)$', '????????', '@{rand8}', 'owner'),
(rf'/({random10})\.(?:tmp|TMP)$', '??????????', '@{rand10}', 'owner'),
(rf'^(/home/{Any})/', '@{HOME}', None, 'owner'), # before the last; tunable isn't matching unix lines
(rf'^@/home/({Any})/', '*', None, 'owner'), # last; fallback for unix lines
(rf'^(/{oUsr}lib(?:exec|32|64)?)/', None, '@{lib}'), # last <3
(rf'^({BinC})/', None, '@{bin}'), # last <3
(rf'^/({oUsr}s)bin/', '{,usr/}{,s}', None), # last <3 (to match unhandled)
(rf'^/({oUsr}local/)bin', '{,usr/}{,local/}', None), # last <3
(rf'^/({oUsrC})bin/', '{,usr/}', None), # last <3
(rf'^/({oUsrC})lib/', '{,usr/}', None), # last <3
]
tunables = [ # default tunables only
(rf'^/{oUsr}lib/({multiarchC})/', '@{multiarch}', None),
(rf'^({etc_ro})/', '@{etc_ro}', None),
(rf'^/dev/shm/lttng-ust-wait-{ints}-({usersC})$', '@{uid}', None, 'owner'),
(rf'^{runJ}/log/journal/{hex32}/user-({usersC})(?:@|\.)', '@{uid}', None),
(rf'^/var/log/Xorg\.pid-({pidsC})\.', '@{pid}', None, 'owner'),
(rf'^{homes}/(Desktop)/', '@{XDG_DESKTOP_DIR}', None, 'owner'),
(rf'^{homes}/(Downloads)/', '@{XDG_DOWNLOAD_DIR}', None, 'owner'),
(rf'^{homes}/(Templates)/', '@{XDG_TEMPLATES_DIR}', None, 'owner'),
(rf'^{homes}/(Public)/', '@{XDG_PUBLICSHARE_DIR}',None, 'owner'),
(rf'^{homes}/(Documents)/', '@{XDG_DOCUMENTS_DIR}', None, 'owner'),
(rf'^{homes}/(Music)/', '@{XDG_MUSIC_DIR}', None, 'owner'),
(rf'^{homes}/(Pictures)/', '@{XDG_PICTURES_DIR}', None, 'owner'),
(rf'^{homes}/(Videos)/', '@{XDG_VIDEOS_DIR}', None, 'owner'),
(rf'^({user_shareC})/', '@{user_share_dirs}', None, 'owner'),
(rf'^({runC})/', '@{run}', None),
(rf'^{run}/user/({usersC})/', '@{uid}', None, 'owner'),
(rf'^{run}/systemd/users/({usersC})$', '@{uid}', None),
(rf'^({sysC})/', '@{sys}', None),
(rf'^{sys}/fs/cgroup/user\.slice/user-({usersC})\.', '@{uid}', None),
(rf'^{sys}/fs/cgroup/user\.slice/user-{users}\.slice/user@({usersC})\.', '@{uid}', None), # '@' is a string
(rf'^({procC})/', '@{PROC}', None),
(rf'^{proc}/({pidsC})/', '@{pid}', None, 'owner'),
(rf'^{proc}/{pids}/task/({tidsC})/', '@{tid}', None, 'owner'),
(rf'^/tmp/tracker-extract-\d-files.({usersC})/', '@{uid}', None, 'owner'),
(rf'^/tmp/user/({usersC})/', '@{uid}', None, 'owner'),
(rf'^/tmp/user/{users}/Temp-({uuidC})/', '@{uuid}', None, 'owner'),
]
lineType = findLineType(l)
if lineType != 'UNIX':
tunables.extend(regexpToMacro) # tunables come first
regexpToMacro = tunables
path = l.get(key)
hexToString_Out = hexToString(path)
if hexToString_Out != path: # changed
path = hexToString_Out
l[key] = path
# Backslash special characters after decoding and before PCRE replacement
pcreChars = (']', '[', '*', '}', '{', '?', '^', '"', "'") # literal backslashes aren't handled
for i in pcreChars:
occurences = range(l.get(key).count(i))
for j in occurences:
regexp = f'(?<!{literalBackslash})()\\{i}' # do not match already escaped
subGroup = substituteGroup(l.get(key), '\\', regexp)
if subGroup[0]:
resultPath = subGroup[0]
subSpan = subGroup[1]
l[key] = resultPath
updatePostcolorizationDiffs(l, subSpan, '', key)
# Attempt to substitute matches in path one by one
for t in regexpToMacro:
regexp = t[0]
d = t[1] # default
a = t[2] # apparmor.d
if not d and not a:
raise ValueError('No rule style choices. Check your regexes.')
# Assign chosen style, fallback to default if absent
# Always choose default for unix line
# Lastly, skip if default is absent
if (ruleStyle == 'default' or \
lineType == 'UNIX') and \
not d:
continue
elif lineType == 'UNIX':
macro = d
elif ruleStyle == 'AppArmor.d' and a:
macro = a
else:
macro = d
path = l.get(key) # fetch again in case it had changed
subGroup = substituteGroup(path, macro, regexp)
if subGroup[0]:
resultPath = subGroup[0]
subSpan = subGroup[1]
oldDiff = subGroup[2]
l[key] = resultPath
updatePostcolorizationDiffs(l, subSpan, oldDiff, key)
if len(t) >= 4:
l[f'{key}_prefix'] = t[3]
return l
def adaptDbusPaths(lines, ruleStyle):
# First capture but not (second) match; 'C' for capture
Any = r'(?!@{.+|{.+|\[0-9.+|\*)[^/]+'
usersC = r'(?:[0-9]|[1-9][0-9]{1,8}|[1-4][0-9]{9})'
hex32C = r'(?:[0-9a-fA-F]{32})'
uuidC = r'(?:[0-9a-fA-F]{8}[-_][0-9a-fA-F]{4}[-_][0-9a-fA-F]{4}[-_][0-9a-fA-F]{4}[-_][0-9a-fA-F]{12})'
regexpToMacro = (
# regex # default # apparmor.d
(rf'^/org/freedesktop/ColorManager/devices/({Any})$', '*', None),
(rf'^/org/freedesktop/login1/session/({Any})$', '*', None),
(rf'^/org/freedesktop/systemd1/unit/({Any})$', '*', None),
(rf'^/org/freedesktop/UDisks2/drives/({Any})$', '*', None),
(rf'^/org/freedesktop/UDisks2/block_devices/({Any})$', '*', None),
(rf'^/org/freedesktop/UPower/devices/({Any})$', '*', None),
# Capturing *any* goes above
(rf'/User({usersC})(?:/|$)', '@{uid}', None),
(rf'/({uuidC})(?:/|$)', '*', '@{uuid}'),
(rf'/org/bluez/obex/({uuidC})$', '*', '@{uuid}'),
(rf'/icc_({hex32C})$', '*', '@{hex32}'),
(rf'/(\d+)$', '[0-9]*', '@{int}'),
(rf'/(\d+)/', '[0-9]*', '@{int}'), # separate to mitigate overlaping
(rf'/_(\d+)$', '[0-9]*', '@{int}'),
(rf'/Client(\d+)(?:/|$)', '[0-9]*', '@{int}'),
(rf'/ServiceBrowser(\d+)(?:/|$)', '[0-9]*', '@{int}'),
(rf'/seat(\d+)$', '[0-9]*', '@{int}'),
(rf'/Source_(\d+)(?:/|$)', '[0-9]*', '@{int}'),
(rf'/prompt/u(\d+)$', '[0-9]*', '@{int}'),
(rf'/Prompt/p(\d+)$', '[0-9]*', '@{int}'),
(rf'/loop(\d+)$', '[0-9]*', '@{int}'), # unreachable?
)
for profile in lines:
for l in lines[profile]:
if not findLineType(l).startswith('DBUS'):
raise ValueError('Using this function to handle non-DBus log lines could lead to silent errors.')
if not l.get('path'): # skip bind, eavesdrop, etc
continue
for r,d,a in regexpToMacro:
if ruleStyle == 'AppArmor.d' and a:
macro = a
else:
macro = d
path = l.get('path')
subGroup = substituteGroup(path, macro, r)
if subGroup[0]:
subPath = subGroup[0]
subSpan = subGroup[1]
oldDiff = subGroup[2]
l['path'] = subPath
updatePostcolorizationDiffs(l, subSpan, oldDiff, 'path')
return lines
def findTempTailPair(filename, ruleStyle):
'''Intended only for temp pairs'''
# Fallback to default if style have 'None'
tempRegexesToMacro = (
# regex # default style # apparmor.d style
(r'\.tmp$', '{,.tmp}', None),
(r'~$', '{,~}', None),
(r'\.[A-Z0-9]{6}$', '{,.??????}', '{,.@{rand6}}'),
(r'\.tmp[A-Z0-9]{6}$', '{,.tmp??????}', '{,.tmp@{rand6}}'),
(r'\.tmp[0-9]{4}$', '{,.tmp????}', '{,.tmp@{int}}'),
)
# TODO
# /usr/share/applications/mimeinfo.cache
# /usr/share/applications/.mimeinfo.cache.JLI8D2
for r,d,a in tempRegexesToMacro:
suffixRe = re.search(r, filename)
if suffixRe:
tempTail = suffixRe.group(0)
if ruleStyle == 'AppArmor.d' and a:
macro = a
else:
macro = d
break
else:
tempTail = None
macro = None
return (tempTail, macro)
def highlightWords(string_, isHighlightVolatile=True):
'''Sensitive words should not have false-positives, volatile words are expected to have false-positives
Volatile is for those paths which could not be unequivocally normalized
Repeating, non-positional patterns must be greedy
Capturing group is the highlight'''
ignorePath = '/usr/share'
sensitivePatterns = ( # with Red; re.I
r'/\.ssh/(id[^.]+)(?!.*\.pub)(?:/|$)',
r'/(ssh_host_[^/]+_key(?:[^.]|))(?!.*\.pub)',
r'(?<!pubring\.orig\.)(?<!pubring\.)(?<!mouse)(?<!turn|whis|flun|dove|alar|rick|apt-|gtk-)(?<!hot|hoc|don|mon|tur|coc|joc|lac|buc|soc|haw|pun|tac|flu|dar|sna|smo|cri|coo|pin|din|dic)(?<!ca|mi)(key)(?!button|stroke|board|punch|less|code|pal|pad|gen|\.pub|word\.cpython|-manager-qt_ykman\.png|-personalization-gui\.png|-personalization-gui_yubikey-personalization-gui\.png)', # only key; NOT: turkey, keyboard, keygen, etc
r'(?<!/ISRG_)(?<!grass|snake|birth|colic|coral|arrow|blood|orris|bread|squaw|fever|itter|inger)(?<!worm|alum|rose|club|pink|beet|poke|musk|fake)(?<!tap|che|red|she)(?<!sc|ch)(root)(?!stalk|worm|stock|less|s)', # only root; NOT: grassroots, rootless, chroot, etc
r'(?<!non)(secret)(?!agogue|ion|ary|ari)', # only secret, secrets; NOT: nonsecret, secretary, etc
r'(?<!non|set)(priv)(?!ate\.CoreLib|atdocent|atdozent|iledge|ates|ation|ateer|atise|arize|atist|ation|er|et|es|ed|ie|al|y|e)', # only priv, private; NOT: nonprivate, privatise, etc
r'(?<!com|sur|out)(pass)(?!word-symbolic\.svg|epied|erine|enger|along|ible|erby|able|less|band|ivi|ive|age|ade|ion|ed|el|er|wd)', # only pass, password; NOT: compass, passage, etc
r'(?<!over|fore)(?<!be)(shadow)(?!coord|graph|iest|like|less|map|ing|ily|ers|box|ier|er|ed|y|s)', # only shadow; NOT: foreshadow, shadows, etc
r'(?<!na|sa|ac)(cred)(?!ulous|ulity|uliti|enza|ence|ibl|ibi|al|it|o)', # only cred, creds, credentials; NOT: sacred, credence, etc
r'(?:/|^)(0)(?:/|$)', # standalone zero: 0, /0, /0/; NOT: a0, 0a, 01, 10, 101, etc
r'^(?:/proc|@{PROC})/(1)/',
r'^(?:/proc|@{PROC})(?:/\d+|/@{pids?})?/(cmdline)$',
r'(cookies)\.sqlite(?:-wal)?$',
r'(cookiejar)',
)
random6 = r'(?![0-9]{6}|[a-z]{6}|[A-Z]{6}|[A-Z][a-z]{5}|[A-Z][a-z]{4}[0-9]|base\d\d|\d{5}x|sha\d{3}|[a-z]{5}\d|UPower)[0-9a-zA-Z]{6}' # aBcXy9, AbcXyz, ABCXY9; NOT 123789, abcxyz, ABCXYZ, Abcxyz, Abcxy1, base35, 12345x, abcxy9
random8 = r'(?<!arphic-)(?![0-9]{8}|[a-z]{8}|[A-Z]{8}|[A-Z][a-z]{7}|[A-Z][a-z]{6}[0-9]|[a-z]{7}\d|GeoClue\d)[0-9a-zA-Z]{8}' # aBcDwXy9, AbcdWxyz, ABCDWXY9; NOT: 12346789, abcdwxyz, ABCDWXYZ, Abcdwxyz, Abcdwxy1, abcdwxy9
random10 = r'(?![0-9]{10}|[a-z]{10}|[A-Z]{10}|[A-Z][a-z]{9}|[A-Z][a-z]{8}[0-9]|PackageKit|PolicyKit\d)[0-9a-zA-Z]{10}' # aBcDeVwXy9, AbcdeVwxyz, abcdevwxy9, ABCDEVWXY9; NOT: 1234567890, abcdevwxyz, ABCDEVWXYZ, Abcdevwxyz, Abcdevwxy1, PackageKit
volatilePatterns = ( # with Yellow
r'/#(\d+)$', # trailing number with leading hash sign
r'[-./@](1000)(?:/|$)', # first user id
rf'[-.]({random6})(?:/|$)',
rf'[-.]({random8})(?:/|$)',
rf'[-.]({random10})(?:/|$)',
rf'/(?:var/)?tmp/({random6})(?:/|$)',
rf'/(?:var/)?tmp/({random8})(?:/|$)',
rf'/(?:var/)?tmp/({random10})(?:/|$)',
r'[-.](?![0-9]{8}|[a-z]{8})([0-9a-z]{8})\.log$',
r'[-.](?![0-9]{8}|[A-Z]{8})([0-9A-Z]{8})\.log$',
r'(?=[^0-9a-fA-F]0x([0-9a-fA-F]{16})(?:[^0-9a-fA-F]|$))', # hex address
r'(?=[^0-9a-fA-F]([0-9a-fA-F]{32})(?:[^0-9a-fA-F]|$))', # standalone MD5
r'(?=[^0-9a-fA-F]([0-9a-fA-F]{38})(?:[^0-9a-fA-F]|$))', # ??
r'(?=[^0-9a-fA-F]([0-9a-fA-F]{56})(?:[^0-9a-fA-F]|$))', # standalone SHA224
r'(?=[^0-9a-fA-F]([0-9a-fA-F]{64})(?:[^0-9a-fA-F]|$))', # standalone SHA256
r'(?=[^0-9a-fA-F]([0-9a-fA-F]{96})(?:[^0-9a-fA-F]|$))', # standalone SHA384
r'(?=[^0-9a-fA-F]([0-9a-fA-F]{128})(?:[^0-9a-fA-F]|$))', # standalone SHA512
r'(?=[^0-9a-fA-F]([0-9a-fA-F]{8}[-_][0-9a-fA-F]{4}[-_][0-9a-fA-F]{4}[-_][0-9a-fA-F]{4}[-_][0-9a-fA-F]{12})(?:[^0-9a-fA-F]|$))', # standalone UUID
r'^@?/home/([^/]+)/', # previously unmatched homes
r'/python\d(?:\.\d+|\.\[0-9\]\{\,\[0-9\]\}|\.@\{int\})?/dist-packages/([^/]+)/',
)
if not string_.startswith(ignorePath):
for r in sensitivePatterns:
allSpans = []
sensitiveRe = re.finditer(r, string_, re.I)
for m in sensitiveRe:
allSpans.append(m.span(1))
# Begin from the end to mitigate colorization shifting
allSpans.sort(reverse=True)
for s in allSpans:
string_ = colorizeBySpan(string_, 'Red', s)
if isHighlightVolatile:
for r in volatilePatterns:
allSpans = []
volatileRe = re.finditer(r, string_)
for m in volatileRe:
allSpans.append(m.span(1))
allSpans.sort(reverse=True)
for s in allSpans:
string_ = colorizeBySpan(string_, 'Yellow', s)
return string_
def findExecType(path):
always_ix = { # not for programs with network access or large scope
'awk', 'nice',
'base64', 'nproc',
'basename', 'od',
'bunzip2', 'readlink',
'bzip2', 'realpath',
'cat', 'rm',
'chmod', 'rmdir',
'chown', 'sed',
'cp', 'seq',
'cpio', 'shasum',
'cut', 'sha1sum',
'date', 'sha224sum',
'diff', 'sha256sum',
'dir', 'sha384sum',
'dirname', 'sha512sum',
'echo', 'shred',
'egrep', 'sleep',
'env', 'sort',
'expr', 'strings',
'false', 'sync',
'fgrep', 'tac',
'file', 'tail',
'find', 'tar',
'fold', 'tempfile',
'gawk', 'test',
'getfacl', 'timeout',
'getopt', 'touch',
'gettext', 'tr',
'grep', 'true',
'gzip', 'uname',
'head', 'uniq',
'id', 'unzip',
'ionice', 'wc',
'ln', 'which',
'locale', 'which.debianutils',
'ls', 'xargs',
'lz4cat', 'xz',
'lzop', 'xzcat',
'mawk', 'zgrep',
'md5sum', 'zip',
'mktemp', 'zstd',
'mv', 'setfacl',
'unexpand', 'tsort',
'truncate', 'yes',
'sum', 'install',
'fold', 'factor',
'fmt', 'split',
'b2sum', 'base32',
}
always_Px = {
'ps',
'spice-vdagent',
}
if path in always_ix:
result = 'i'
elif path in always_Px:
result = 'P'
else:
result = None
return result
def adaptProfileAutoTransitions(l):
# Move automatic transition to the parent
if '▶' in l.get('profile'): # only for 'profile'
split = l.get('profile').split('▶')
transitionExecType = findExecType(split[-1])
if transitionExecType == 'i' and \
split[-1] == l.get('comm'): # if present in 'always_ix' and equals to 'comm'
del split[-1] # delete last automatic transition id
l['profile'] = '▶'.join(split) # identify as parent
l['comm'] = colorize(l.get('comm'), 'Blue') # colorize imidiately
binExecType = findExecType(getBaseBin(l.get('name')))
if binExecType == 'i':
l['requested_mask'] += 'i' # mark as possible 'ix' candidate
return l
def isBaseAbstractionTransition(l, profile_):
'''Only for file lines. Must be done after normalization and before adaption. Temporary solution?'''
multiarch = r'(?:[^/]+-linux-(?:gnu|musl)(?:[^/]+)?|@{multiarch})'
proc = r'(?:/proc|@{PROC})'
etc_ro = r'(?:/usr/etc|/etc|@{etc_ro})'
run = r'(?:/var/run|/run|@{run})'
sys = r'(?:/sys|@{sys})'
baseAbsRules = { # re.match
rf'^/dev/log$': {'w'},
rf'^/dev/u?random$': {'r'},
rf'^{run}/uuidd/request$': {'r'},
rf'^{etc_ro}/locale/.+': {'r'},
rf'^{etc_ro}/locale\.alias$': {'r'},
rf'^{etc_ro}/localtime$': {'r'},
rf'^/etc/writable/localtime$': {'r'},
rf'^/usr/share/locale-bundle/.+': {'r'},
rf'^/usr/share/locale-langpack/.+': {'r'},
rf'^/usr/share/locale/.+': {'r'},
rf'^/usr/share/.+/locale/.+': {'r'},
rf'^/usr/share/zoneinfo/.*': {'r'},
rf'^/usr/share/X11/locale/.+': {'r'},
rf'^{run}/systemd/journal/dev-log$': {'w'},
rf'^{run}/systemd/journal/socket$': {'w'},
rf'^{run}/systemd/journal/stdout$': {'r', 'w'},
rf'^/(|usr/)lib(|32|64)/locale/.+': {'m', 'r'},
rf'^/(|usr/)lib(|32|64)/gconv/[^/]+\.so$': {'m', 'r'},
rf'^/(|usr/)lib(|32|64)/gconv/gconv-modules(|[^/]+)$': {'m', 'r'},
rf'^/(|usr/)lib/{multiarch}/gconv/[^/]+\.so$': {'m', 'r'},
rf'^/(|usr/)lib/{multiarch}/gconv/gconv-modules(|[^/]+)$': {'m', 'r'},
rf'^{etc_ro}/bindresvport\.blacklist$': {'r'},
rf'^{etc_ro}/ld\.so\.cache$': {'m', 'r'},
rf'^{etc_ro}/ld\.so\.conf$': {'r'},
rf'^{etc_ro}/ld\.so\.conf\.d/(|[^/]+\.conf)$': {'r'},
rf'^{etc_ro}/ld\.so\.preload$': {'r'},
rf'^/(|usr/)lib(|32|64)/ld(|32|64)-[^/]+\.so$': {'m', 'r'},
rf'^/(|usr/)lib/{multiarch}/ld(|32|64)-[^/]+\.so$': {'m', 'r'},
rf'^/(|usr/)lib/tls/i686/(cmov|nosegneg)/ld-[^/]+\.so$': {'m', 'r'},
rf'^/(|usr/)lib/i386-linux-gnu/i686/(cmov|nosegneg)/ld-[^/]+\.so$': {'m', 'r'},
rf'^/opt/[^/]+-linux-uclibc/lib/ld-uClibc(|[^/]+)so(|[^/]+)$': {'m', 'r'},
rf'^/(|usr/)lib(|32|64)/.+': {'r'},
rf'^/(|usr/)lib(|32|64)/.+\.so(|[^/]+)$': {'m', 'r'},
rf'^/(|usr/)lib/{multiarch}/.+': {'r'},
rf'^/(|usr/)lib/{multiarch}/.+\.so(|[^/]+)$': {'m', 'r'},
rf'^/(|usr/)lib/tls/i686/(cmov|nosegneg)/[^/]+\.so(|[^/]+)$': {'m', 'r'},
rf'^/(|usr/)lib/i386-linux-gnu/i686/(cmov|nosegneg)/[^/]+\.so(|[^/]+)$': {'m', 'r'},
rf'^/(|usr/)lib(|32|64)/\.lib[^/]+\.so[^/]+\.hmac$': {'r'},
rf'^/(|usr/)lib/{multiarch}/\.lib[^/]+\.so[^/]+\.hmac$': {'r'},
rf'^/dev/null$': {'r', 'w',},
rf'^/dev/zero$': {'r', 'w',},
rf'^/dev/full$': {'r', 'w',},
rf'^{proc}/sys/kernel/version$': {'r'},
rf'^{proc}/sys/kernel/ngroups_max$': {'r'},
rf'^{proc}/meminfo$': {'r'},
rf'^{proc}/stat$': {'r'},
rf'^{proc}/cpuinfo$': {'r'},
rf'^{sys}/devices/system/cpu/(|online)$': {'r'},
rf'^{proc}/\d+/(maps|auxv|status)$': {'r'},
rf'^{proc}/crypto/[^/]+$': {'r'},
rf'^/usr/share/common-licenses/.+': {'r'},
rf'^{proc}/filesystems$': {'r'},
rf'^{proc}/sys/vm/overcommit_memory$': {'r'},
rf'^{proc}/sys/kernel/cap_last_cap$': {'r'},
# crypto include (oldest)
rf'^{etc_ro}/gcrypt/random\.conf$': {'r'},
rf'^{proc}/sys/crypto/[^/]+$': {'r'},
rf'^/(etc/|usr/share/)crypto-policies/[^/]+/[^/]+\.txt$': {'r'},
}
result = False
if '▶' in profile_ or isTransitionComm(l.get('comm')): # transition features
path = l.get('path')
pathMasks = l.get('mask')
for regex,mask in baseAbsRules.items():
if 'a' in pathMasks and \
'w' in mask: # 'w' consumes 'a'
mask.add('a')
if re.match(regex, path) and \
pathMasks.issubset(mask):
result = True
break
return result
def findBootId(positionalId):
raise NotImplementedError('Handling previous boot IDs is not yet implemented.')
return None
def grabJournal(args):
if not args.keep_status_audit:
statusTypes = '(?:AVC |USER_AVC )?apparmor="?(ALLOWED|DENIED)'
else:
statusTypes = '(?:AVC |USER_AVC )?apparmor="?(ALLOWED|DENIED|AUDIT)'
disableEpochConvertion = {'__REALTIME_TIMESTAMP': int}
j = journal.Reader(converters=disableEpochConvertion)
if args.boot_id:
hexBootId = findBootId(args.boot_id)
j.this_boot(hexBootId)
else:
j.this_boot()
j.this_machine()
j.add_match('SYSLOG_IDENTIFIER=kernel',
'SYSLOG_IDENTIFIER=audit',
'SYSLOG_IDENTIFIER=dbus-daemon') # try to limit spoofing surface
rawLines = []
for entry in j:
if re.search(statusTypes, entry['MESSAGE']):
rawLines.append(entry)
return rawLines
def isDbusJournalLine(entry):
'''"_SELINUX_CONTEXT" is arbitrary, don't use for higher trusts'''
if entry.get('SYSLOG_IDENTIFIER') == 'dbus-daemon':
result = True
elif entry.get('_SELINUX_CONTEXT') == 'dbus-daemon':
result = True
elif entry.get('_SELINUX_CONTEXT') == 'dbus-daemon (complain)':
result = True
elif entry.get('_SELINUX_CONTEXT') == 'dbus-daemon (complain)\n':
result = True
else:
result = False
return result
def findLogLines(rawLines, args):
toDropDbusKeyValues_inLines = {
'hostname': '?',
'addr': '?',
'terminal': '?',
'exe': '/usr/bin/dbus-daemon',
}
lineDicts = []
latestTimestamp = 0
trusts_byLine = {}
timestamps_byLine = {}
for entry in rawLines:
normalizedLine = normalizeJournalLine(entry['MESSAGE'], args)
processedLine = normalizedLine[0]
trust = normalizedLine[1] # dirty or None, expected to be overwritten further
lineType = findLineType(processedLine)
if lineType.startswith('DBUS'): # drop non-informative DBus data
[processedLine.pop(k) for k,v in toDropDbusKeyValues_inLines.items() if processedLine.get(k) == v]
if not lineType.startswith('DBUS') and isDbusJournalLine(entry): # came from DBus, but not a DBus line
trust = 1
elif entry.get('_AUDIT_TYPE_NAME') == 'USER_AVC':
if not lineType.startswith('DBUS'):
trust = 3
else:
trust = 8
elif entry.get('_AUDIT_TYPE_NAME') == 'AVC':
if isDbusJournalLine(entry) and entry.get('AUDIT_FIELD_BUS') != 'system':
trust = 3
elif entry.get('AUDIT_FIELD_BUS') == 'system':
trust = 9
else:
trust = 10 # not necessarily top trust
elif isDbusJournalLine(entry): # not matched previously gets lower trust
trust = 7
elif lineType.startswith('DBUS'): # what line itself tells
trust = 6
else: # Finished without falling under other conditions
trust = 4
lineId = makeHashable(processedLine)
lineTrust = trusts_byLine.get(lineId)
# Only mark to merge if current trust is no less that 4
if trust <= 3:
processedLine['trust'] = trust # assign imidiately to prevent merging
lineId = makeHashable(processedLine) # regenerate the ID
trusts_byLine[lineId] = trust
elif lineTrust: # duplicate line
# Only mark to merge if current trust is higher than trust for previously gathered line
if lineTrust <= trust:
trusts_byLine[lineId] = trust
# Skip reassigning trust for duplicate line if nothing is matched
else: # new line
trusts_byLine[lineId] = trust
timestamps_byLine[lineId] = entry['__REALTIME_TIMESTAMP']
if processedLine in lineDicts:
lineDicts.remove(processedLine) # always use most recent line
lineDicts.append(processedLine)
for l in lineDicts:
lineId = makeHashable(l)
l['timestamp'] = timestamps_byLine.get(lineId)
if trusts_byLine.get(lineId):
l['trust'] = trusts_byLine[lineId]
else: # guard
l['trust'] = 2
if l.get('timestamp') > latestTimestamp:
latestTimestamp = l.get('timestamp')
return (lineDicts, latestTimestamp)
def normalizeJournalLine(rawLine, args):
toSkipKeys = {'audit:', 'AVC', 'capability', 'denied_mask', 'ouid', 'sauid', 'fsuid', 'pid', 'peer_pid', 'type', 'class'}
if not args.keep_status:
toSkipKeys.add('apparmor')
lineList = shlex.split(rawLine)
# Unwrap nested message
trust = None
for i in lineList:
if re.match('msg=(?:AVC |USER_AVC )?apparmor="?(ALLOWED|DENIED|AUDIT)', i): # greedy match, type filtering is handled by grabJournal()
cleaned = i.removeprefix('msg=').strip()
trust = 5
lineList = shlex.split(cleaned)
break
lineDict = {}
for l in lineList:
d = l.split('=')
key = d[0]
try:
val = d[1]
except:
val = None # not a logline pair
if key in toSkipKeys:
continue
elif key == 'name' and \
re.match(r':\d+\.\d+', val):
if args.style == 'AppArmor.d':
pcreStyle = '.@{int}'
else:
pcreStyle = '.[0-9]*'
adaptedName = re.sub(r'\.\d+$', pcreStyle, val)
lineDict.update({key: adaptedName})
elif val:
lineDict.update({key: val})
return (lineDict, trust)
def normalizeProfileName(l):
'''Dealing early with regular operation format (string)'''
if l.get('operation').startswith('dbus'):