# vim:syntax=apparmor
# ------------------------------------------------------------------
#
#    Copyright (C) 2019-2021 Mikhail Morfikov
#
#    This program is free software; you can redistribute it and/or
#    modify it under the terms of version 2 of the GNU General Public
#    License published by the Free Software Foundation.
#
# ------------------------------------------------------------------

# Note: This profile does not specify an attachment path because it is
# intended to be used only via "Px -> child-dpkg" exec transitions from
# other profiles. We want to confine the dpkg(1) utility when it
# is invoked from other confined applications, but not when it is used
# in regular (unconfined) shell scripts or run directly by the user.

abi <abi/3.0>,

include <tunables/global>

# Do not attach to /{usr/,}bin/dpkg by default
profile child-dpkg {
  include <abstractions/base>
  include <abstractions/consoles>

  # Needed?
  deny capability setgid,

  /{usr/,}bin/dpkg mr,

  # 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,

  /etc/dpkg/dpkg.cfg.d/{,*} r,
  /etc/dpkg/dpkg.cfg r,

  /var/lib/dpkg/** r,

  # file_inherit
  /tmp/#[0-9]*[0-9] rw,

  include if exists <local/child-dpkg>
}