apparmor.d/apparmor.d/groups/apps/discord

# apparmor.d - Full set of apparmor profiles
# Copyright (C) 2019-2021 Mikhail Morfikov
# Copyright (C) 2021-2024 Alexandre Pujol <alexandre@pujol.io>
# SPDX-License-Identifier: GPL-2.0-only

abi <abi/3.0>,

include <tunables/global>

@{DISCORD_LIBDIR}   = /usr/share/discord
@{DISCORD_LIBDIR}  += /usr/share/discord-ptb /opt/discord
@{DISCORD_HOMEDIR}  = @{user_config_dirs}/discord
@{DISCORD_HOMEDIR} += @{user_config_dirs}/discordptb
@{DISCORD_CACHEDIR} = @{user_cache_dirs}/discord

@{exec_path} = @{DISCORD_LIBDIR}/Discord{,PTB} @{bin}/discord{,-ptb}
profile discord @{exec_path} {
  include <abstractions/base>
  include <abstractions/consoles>
  include <abstractions/opencl-intel>
  include <abstractions/gtk>
  include <abstractions/freedesktop.org>
  include <abstractions/fonts>
  include <abstractions/fontconfig-cache-read>
  include <abstractions/nameservice-strict>
  include <abstractions/audio>
  include <abstractions/mesa>
  include <abstractions/user-download-strict>
  include <abstractions/thumbnails-cache-read>
  include <abstractions/chromium-common>

  # userns,

  signal (send) set=(kill, term) peer=@{profile_name}//lsb_release,

  # Needed for Game Activity
  deny capability sys_ptrace,
  deny ptrace (read),

  network inet dgram,
  network inet6 dgram,
  network inet stream,
  network inet6 stream,
  network netlink raw,

  @{exec_path} mrix,

  @{sh_path}          rix,

  @{bin}/xdg-open     rCx -> open,
  #@{bin}/lsb_release rCx -> lsb_release,
  #@{bin}/xdg-mime    rCx -> xdg-mime,
  deny @{bin}/lsb_release mrx,
  deny @{bin}/xdg-mime mrx,

    @{DISCORD_LIBDIR}/ r,
    @{DISCORD_LIBDIR}/** r,
  # @{DISCORD_LIBDIR}/**.so mr,
    @{DISCORD_LIBDIR}/libEGL.so mr,
    @{DISCORD_LIBDIR}/libGLESv2.so mr,
    @{DISCORD_LIBDIR}/libffmpeg.so mr,
  # @{DISCORD_LIBDIR}/swiftshader/libEGL.so mr,
  # @{DISCORD_LIBDIR}/swiftshader/libGLESv2.so mr,
    @{DISCORD_LIBDIR}/chrome-sandbox rPx,

  owner @{DISCORD_HOMEDIR}/ rw,
  owner @{DISCORD_HOMEDIR}/** rwk,
  owner @{DISCORD_HOMEDIR}/@{int}/modules/discord_[a-z]*/*.node mrwk,
  owner @{DISCORD_HOMEDIR}/@{int}/modules/discord_[a-z]*/lib*.so.[0-9] mrw,

  # Reading of the /proc/ dir is needed to start discord.
  # Otherwise it returns the following error:
  #  [:FATAL:proc_util.cc(36)] : Permission denied (13)
             @{PROC}/ r,
       owner @{PROC}/@{pid}/fd/ r,
  deny       @{PROC}/vmstat r,
  deny owner @{PROC}/@{pid}/oom_{,score_}adj rw,
       owner @{PROC}/@{pids}/clear_refs w,
       owner @{PROC}/@{pids}/task/ r,
             @{PROC}/@{pids}/task/@{tid}/status r,
  deny       @{PROC}/@{pids}/stat r,
  # Needed to remove the following error:
  #  Error occurred in handler for 'DISCORD_PROCESS_UTILS_GET_MEMORY_INFO': [Error: Failed to
  #  create memory dump]
       owner @{PROC}/@{pids}/statm r,
  #
  deny       @{PROC}/@{pids}/cmdline r,
             @{PROC}/sys/kernel/yama/ptrace_scope r,
             @{PROC}/sys/fs/inotify/max_user_watches r,
       owner @{PROC}/@{pid}/mountinfo r,
       owner @{PROC}/@{pid}/mounts r,

  /etc/fstab r,

  deny @{sys}/devices/system/cpu/cpufreq/policy[0-9]/cpuinfo_max_freq r,
  deny @{sys}/devices/virtual/tty/tty@{int}/active r,
  # To remove the following error:
  # pcilib: Cannot open /sys/bus/pci/devices/0000:03:00.0/irq: Permission denied
  @{sys}/devices/@{pci}/irq r,

  deny       /dev/ r,

  owner /tmp/net-export/ rw,
  owner /tmp/discord.sock rw,
  owner "/tmp/Discord Crashes/" rw,

  owner @{run}/user/@{uid}/discord-ipc-[0-9] rw,

  /var/lib/dbus/machine-id r,
  /etc/machine-id r,

  # Allowed apps to open
  @{lib}/firefox/firefox rPx,

  # file_inherit
  owner /dev/tty@{int} rw,


  profile xdg-mime {
    include <abstractions/base>
    include <abstractions/freedesktop.org>

    @{bin}/xdg-mime mr,

    @{sh_path}        rix,
    @{bin}/{m,g,}awk  rix,
    @{bin}/cut        rix,
    @{bin}/{,e}grep   rix,
    @{bin}/head       rix,
    @{bin}/sed        rix,

    # file_inherit
    /usr/share/discord/** r,
    owner /dev/shm/.org.chromium.Chromium.* rw,
    owner @{user_config_dirs}/discord/GPUCache/data_[0-9] rw,
    owner @{user_config_dirs}/discord/*/modules/discord_desktop_core/core.asar r,
    owner @{user_config_dirs}/discord/GPUCache/index rw,

  }

  profile lsb_release {
    include <abstractions/base>
    include <abstractions/consoles>
    include <abstractions/python>

    signal (receive) set=(kill, term) peer=discord,

    @{bin}/lsb_release r,
    @{bin}/python3.@{int} r,

    @{bin}/ r,
    @{bin}/apt-cache rPx,

    owner @{PROC}/@{pid}/fd/ r,

    /etc/debian_version r,
    /etc/dpkg/origins/debian r,
    /usr/share/distro-info/debian.csv r,

    # file_inherit
    deny /usr/share/discord/** r,
    deny owner /dev/shm/.org.chromium.Chromium.* rw,
    deny owner @{user_config_dirs}/discord/GPUCache/data_[0-9] rw,
    deny owner @{user_config_dirs}/discord/*/modules/discord_desktop_core/core.asar r,
    deny owner @{user_config_dirs}/discord/GPUCache/index rw,

  }

  profile open {
    include <abstractions/base>
    include <abstractions/xdg-open>

    @{bin}/xdg-open mr,

    @{sh_path}             rix,
    @{bin}/{m,g,}awk       rix,
    @{bin}/readlink        rix,
    @{bin}/basename        rix,

    owner @{HOME}/ r,

    owner @{run}/user/@{uid}/ r,

    # Allowed apps to open
    @{lib}/firefox/firefox rPx,

    # file_inherit
    owner @{HOME}/.xsession-errors w,

  }

  include if exists <local/discord>
}