#!/bin/sh

# lxc: linux Container library

# This is a test script for generated apparmor profiles

# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.

# This library 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
# Lesser General Public License for more details.

# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

if ! command -v apparmor_parser >/dev/null 2>&1; then
	echo 'SKIP: test for generated apparmor profiles: apparmor_parser missing'
fi
exit 0

DONE=0
LOGFILE="/tmp/lxc-test-$$.log"
cleanup() {
	lxc-destroy -n $CONTAINER_NAME >/dev/null 2>&1 || true

	if [ $DONE -eq 0 ]; then
		[ -f "$LOGFILE" ] && cat "$LOGFILE" >&2
		rm -f "$LOGFILE"
		echo "FAIL"
		exit 1
	fi
	rm -f "$LOGFILE"
	echo "PASS"
}

trap cleanup EXIT HUP INT TERM
set -eu

# Create a container
CONTAINER_NAME=lxc-test-apparmor-generated

lxc-create -t busybox -n $CONTAINER_NAME -B dir
CONTAINER_PATH=$(dirname $(lxc-info -n $CONTAINER_NAME -c lxc.rootfs.path -H) | sed -e 's/dir://')
cp $CONTAINER_PATH/config $CONTAINER_PATH/config.bak

# Set the profile to be auto-generated
echo "lxc.apparmor.profile = generated" >> $CONTAINER_PATH/config

# Start it
lxc-start -n $CONTAINER_NAME -lDEBUG -o "$LOGFILE"
lxc-wait -n $CONTAINER_NAME -t 5 -s RUNNING || (echo "Container didn't start" && exit 1)
pid=$(lxc-info -p -H -n $CONTAINER_NAME)
profile=$(cat /proc/$pid/attr/current)
expected_profile="lxc-${CONTAINER_NAME}_</var/lib/lxc>//&:lxc-${CONTAINER_NAME}_<-var-lib-lxc>:unconfined (enforce)"
lxc-stop -n $CONTAINER_NAME -k
if [ "x$profile" != "x$expected_profile" ]; then
	echo "FAIL: container was in profile $profile" >&2
	echo "expected profile: $expected_profile" >&2
	exit 1
fi

DONE=1