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✏️ Editing: apparmor

#!/bin/sh
# ----------------------------------------------------------------------
#    Copyright (c) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
#     NOVELL (All rights reserved)
#    Copyright (c) 2008, 2009 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 Novell, Inc.
# ----------------------------------------------------------------------
# Authors:
#  Steve Beattie <steve.beattie@canonical.com>
#  Kees Cook <kees@ubuntu.com>
#
# /etc/init.d/apparmor
#
# Note: "Required-Start: $local_fs" implies that the cache may not be available
# yet when /var is on a remote filesystem. The worst consequence this should
# have is slowing down the boot.
#
### BEGIN INIT INFO
# Provides: apparmor
# Required-Start: $local_fs
# Required-Stop: umountfs
# Default-Start: S
# Default-Stop:
# Short-Description: AppArmor initialization
# Description: AppArmor init script. This script loads all AppArmor profiles.
### END INIT INFO

APPARMOR_FUNCTIONS=/lib/apparmor/rc.apparmor.functions

# Functions needed by rc.apparmor.functions

. /lib/lsb/init-functions

aa_action() {
	STRING=$1
	shift
	$*
	rc=$?
	if [ $rc -eq 0 ] ; then
		aa_log_success_msg $"$STRING "
	else
		aa_log_failure_msg $"$STRING "
	fi
	return $rc
}

aa_log_action_start() {
	log_action_begin_msg $@
}

aa_log_action_end() {
	log_action_end_msg $@
}

aa_log_success_msg() {
	log_success_msg $@
}

aa_log_warning_msg() {
	log_warning_msg $@
}

aa_log_failure_msg() {
	log_failure_msg $@
}

aa_log_skipped_msg() {
	if [ -n "$1" ]; then
		log_warning_msg "${1}: Skipped."
	fi
}

aa_log_daemon_msg() {
	log_daemon_msg $@
}

aa_log_end_msg() {
	log_end_msg $@
}

# Source AppArmor function library
if [ -f "${APPARMOR_FUNCTIONS}" ]; then
	. ${APPARMOR_FUNCTIONS}
else
	aa_log_failure_msg "Unable to find AppArmor initscript functions"
	exit 1
fi

usage() {
    echo "Usage: $0 {start|stop|restart|reload|force-reload|status}"
}

test -x ${PARSER} || exit 0 # by debian policy
# LSM is built-in, so it is either there or not enabled for this boot
test -d /sys/module/apparmor || exit 0

# do not perform start/stop/reload actions when running from liveCD
test -d /rofs/etc/apparmor.d && exit 0

rc=255
case "$1" in
	start)
		if [ -x /usr/bin/systemd-detect-virt ] && \
		   systemd-detect-virt --quiet --container && \
		   ! is_container_with_internal_policy; then
			aa_log_daemon_msg "Not starting AppArmor in container"
			aa_log_end_msg 0
			exit 0
		fi
		apparmor_start
		rc=$?
		;;
	restart|reload|force-reload)
		if [ -x /usr/bin/systemd-detect-virt ] && \
		   systemd-detect-virt --quiet --container && \
		   ! is_container_with_internal_policy; then
			aa_log_daemon_msg "Not starting AppArmor in container"
			aa_log_end_msg 0
			exit 0
		fi
		apparmor_restart
		rc=$?
		;;
	stop)
		aa_log_daemon_msg "Leaving AppArmor profiles loaded"
		cat >&2 <<EOM
No profiles have been unloaded.

Unloading profiles will leave already running processes permanently
unconfined, which can lead to unexpected situations.

To set a process to complain mode, use the command line tool
'aa-complain'. To really tear down all profiles, run 'aa-teardown'."
EOM
		;;
	status)
		apparmor_status
		rc=$?
		;;
	*)
		usage
		rc=1
		;;
	esac
exit $rc

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