# 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>

@{exec_path} = /{usr/,}bin/ucf
profile ucf @{exec_path} flags=(complain) {
  include <abstractions/base>
  include <abstractions/consoles>

  @{exec_path} r,
  /{usr/,}bin/{,ba,da}sh     rix,

  /{usr/,}bin/basename       rix,
  /{usr/,}bin/seq            rix,
  /{usr/,}bin/cp             rix,
  /{usr/,}bin/mv             rix,
  /{usr/,}bin/rm             rix,
  /{usr/,}bin/{,e}grep       rix,
  /{usr/,}bin/which          rix,
  /{usr/,}bin/md5sum         rix,
  /{usr/,}bin/sed            rix,
  /{usr/,}bin/getopt         rix,
  /{usr/,}bin/mkdir          rix,
  /{usr/,}bin/cat            rix,
  /{usr/,}bin/id             rix,
  /{usr/,}bin/readlink       rix,
  /{usr/,}bin/perl           rix,
  /{usr/,}bin/gawk           rix,
  /{usr/,}bin/tr             rix,
  /{usr/,}bin/dirname        rix,
  /{usr/,}bin/stat           rix,

  # Do not strip env to avoid errors like the following:
  #  ERROR: ld.so: object 'libfakeroot-sysv.so' from LD_PRELOAD cannot be preloaded (cannot open
  #  shared object file): ignored.
  /{usr/,}bin/dpkg-query     rpx,
  #
  /{usr/,}bin/dpkg-divert    rPx,

  /{usr/,}bin/sensible-pager rCx -> pager,

  # Think what to do about this (#FIXME#)
  /usr/share/debconf/frontend     rPx,
  #/usr/share/debconf/frontend    rCx -> frontend,

  /etc/ucf.conf r,
  /var/lib/ucf/** rw,

  owner /tmp/* rw,
  /etc/default/* rw,

  # For md5sum
  /etc/** r,
  /usr/share/*/conffiles/* r,
  @{run}/** r,


  # For writing new config files
  /etc/** rw,

  /usr/share/debconf/confmodule r,

  # For shell pwd
  / r,
  /root/ r,


  profile pager flags=(complain) {
    include <abstractions/base>
    include <abstractions/consoles>

    /{usr/,}bin/                r,
    /{usr/,}bin/sensible-pager mr,

    # For shell pwd
    /root/ r,

  }

  profile frontend flags=(complain) {
    include <abstractions/base>
    include <abstractions/consoles>
    include <abstractions/perl>
    include <abstractions/nameservice-strict>

    /usr/share/debconf/frontend r,
    /{usr/,}bin/perl r,

    /{usr/,}bin/ucf rPx,

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

    /etc/debconf.conf r,
    owner /var/cache/debconf/{config,passwords,templates}.dat{,-new,-old} rwk,

    # The following is needed when debconf uses GUI frontends.
    include <abstractions/gtk>
    include <abstractions/fonts>
    include <abstractions/fontconfig-cache-read>
    include <abstractions/freedesktop.org>
    capability dac_read_search,
    /{usr/,}bin/lsb_release rPx -> child-lsb_release,
    /{usr/,}bin/hostname    rix,
    owner @{PROC}/@{pid}/mounts r,
    @{HOME}/.Xauthority r,

  }

  include if exists <local/ucf>
}