#!/bin/sh
# profile-load
#
# ----------------------------------------------------------------------
# Copyright (c) 2010-2015 Canonical, Ltd.
#
# 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.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, contact Canonical, Ltd.
# ----------------------------------------------------------------------
#
# Helper for loading an AppArmor profile in pre-start scripts.
[ -z "$1" ] && exit 1 # require a profile name
. /lib/apparmor/rc.apparmor.functions
# do not load in a container
[ -x /usr/bin/systemd-detect-virt ] && systemd-detect-virt --quiet --container && ! is_container_with_internal_policy && exit 0 || true
[ -d /rofs/etc/apparmor.d ] && exit 0 # do not load if running liveCD
profile=/etc/apparmor.d/"$1"
[ -e "$profile" ] || exit 0 # skip when missing profile
module=/sys/module/apparmor
[ -d $module ] || exit 0 # do not load without AppArmor in kernel
[ -x /sbin/apparmor_parser ] || exit 0 # do not load without parser
aafs=/sys/kernel/security/apparmor
[ -d $aafs ] || exit 0 # do not load if unmounted
[ -w $aafs/.load ] || exit 1 # fail if cannot load profiles
params=$module/parameters
[ -r $params/enabled ] || exit 0 # do not load if missing
read enabled < $params/enabled || exit 1 # if this fails, something went wrong
[ "$enabled" = "Y" ] || exit 0 # do not load if disabled
/sbin/apparmor_parser -r -W "$profile" || exit 0 # LP: #1058356
Mini Shell