apparmor.d/profiles/discord

# apparmor.d - Full set of apparmor profiles
# Copyright (C) 2019-2021 Mikhail Morfikov
# SPDX-License-Identifier: GPL-2.0-only

abi <abi/3.0>,

include <tunables/global>

@{DISCORD_LIBDIR} = /usr/share/discord
@{DISCORD_HOMEDIR} = @{HOME}/.config/discord
@{DISCORD_CACHEDIR} = @{HOME}/.cache/discord

@{exec_path} = @{DISCORD_LIBDIR}/Discord /{usr/,}bin/discord
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/deny-root-dir-access>

  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,

  # The following rules are needed only when the kernel.unprivileged_userns_clone option is set
  # to "1".
  capability sys_admin,
  capability sys_chroot,
  owner @{PROC}/@{pid}/setgroups w,
  owner @{PROC}/@{pid}/gid_map w,
  owner @{PROC}/@{pid}/uid_map w,

  /{usr/,}bin/{,ba,da}sh   rix,

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

    @{DISCORD_LIBDIR}/ r,
    @{DISCORD_LIBDIR}/** r,
  # @{DISCORD_LIBDIR}/**.so mr,
  # @{DISCORD_LIBDIR}/libEGL.so mr,
  # @{DISCORD_LIBDIR}/libGLESv2.so mr,
  # To remove the following error:
  #  discord-canary: error while loading shared libraries: libffmpeg.so: cannot open shared object
  #  file: No such file or directory
    @{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}/[0-9]*/modules/discord_[a-z]*/*.node mrwk,
  owner @{DISCORD_HOMEDIR}/[0-9]*/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}/task/ r,
  deny owner @{PROC}/@{pids}/task/@{tid}/status r,
  deny       @{PROC}/@{pids}/stat r,
  deny 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,

  # To avoid the following error:
  #   kernel: traps: Discord[] trap int3 ip:7fa5b7541885 sp:7ffff5539c40 error:0
  #   in libglib-2.0.so.0.6000.6[7fa5b7508000+80000]
  /usr/share/glib-2.0/schemas/gschemas.compiled r,

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

  deny       /dev/ r,
  deny       /dev/shm/ rw,
       owner /dev/shm/.org.chromium.Chromium.* rw,

        /var/tmp/ r,
        /tmp/ r,
  owner /tmp/net-export/ rw,
  owner /tmp/discord.sock rw,
  owner /tmp/.org.chromium.Chromium.*/ rw,
  owner /tmp/.org.chromium.Chromium.*/discord1_[0-9]*.png rw,
  owner /tmp/.org.chromium.Chromium.*/SingletonCookie rw,
  owner /tmp/.org.chromium.Chromium.*/SS rw,
  owner "/tmp/Discord Crashes/" rw,

  owner @{HOME}/.pki/ rw,
  owner @{HOME}/.pki/nssdb/ rw,
  owner @{HOME}/.pki/nssdb/pkcs11.txt rw,
  owner @{HOME}/.pki/nssdb/{cert9,key4}.db rwk,
  owner @{HOME}/.pki/nssdb/{cert9,key4}.db-journal rw,

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

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

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

  # file_inherit
  owner /dev/tty[0-9]* rw,


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

    /{usr/,}bin/xdg-mime mr,

    /{usr/,}bin/{,ba,da}sh rix,
    /{usr/,}bin/gawk       rix,
    /{usr/,}bin/cut        rix,
    /{usr/,}bin/{,e}grep   rix,
    /{usr/,}bin/head       rix,
    /{usr/,}bin/sed        rix,

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

  }

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

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

    /{usr/,}bin/lsb_release r,
    /{usr/,}bin/python3.[0-9]* r,

    /{usr/,}bin/ r,
    /{usr/,}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 @{HOME}/.config/discord/GPUCache/data_[0-9] rw,
    deny owner @{HOME}/.config/discord/*/modules/discord_desktop_core/core.asar r,
    deny owner @{HOME}/.config/discord/GPUCache/index rw,

  }

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

    /{usr/,}bin/xdg-open mr,

    /{usr/,}bin/{,ba,da}sh      rix,
    /{usr/,}bin/gawk            rix,
    /{usr/,}bin/readlink        rix,
    /{usr/,}bin/basename        rix,

    owner @{HOME}/ r,

    owner @{run}/user/[0-9]*/ r,

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

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

  }

  include if exists <local/discord>
}