#!/bin/sh
# autopkgtest check: Try to loopback-mount a disk image.
# (C) 2016 Canonical Ltd.
# Author: Mathieu Trudel-Lapierre <mathieu-tl@ubuntu.com>

set -e

WORKDIR=$(mktemp -d)
trap "rm -rf $WORKDIR" 0 INT QUIT ABRT PIPE TERM
cd $WORKDIR

DATAFILE=foo.img
qemu-img create "$DATAFILE" 20M
sgdisk -n 1 "$DATAFILE"
kpartx -asv "$DATAFILE"
udevadm settle
loopdev=$(kpartx -lv "$DATAFILE" | awk '{ print $5; }')
if losetup "$loopdev" 2>/dev/null | grep -qc "$loopdev"; then
	echo "standard_filename: OK"
	kpartx -dsv "$DATAFILE"
	losetup
	dmsetup ls --tree -o blkdevname
	(losetup -j "$DATAFILE" | grep -qc $loopdev ) \
		&& ( echo "standard_filename_cleanup: FAIL"; exit 4 )
	echo "standard_filename_cleanup: OK"
else
	echo "standard_filename: FAIL"
	echo "standard_filename_cleanup: ERROR"
	exit 6
fi

DATAFILE="fou du FaFa.img"
qemu-img create "$DATAFILE" 20M
sgdisk -n 1 "$DATAFILE"
kpartx -asv "$DATAFILE"
udevadm settle
loopdev=$(kpartx -lv "$DATAFILE" | awk '{ print $5; }')
if losetup "$loopdev" 2>/dev/null | grep -qc "$loopdev"; then
	echo "filename_with_spaces: OK"
	kpartx -dsv "$DATAFILE"
	losetup
	dmsetup ls --tree -o blkdevname
	(losetup -j "$DATAFILE" | grep -qc $loopdev ) \
		&& ( echo "filename_with_spaces_cleanup: FAIL"; exit 4 )
	echo "filename_with_spaces_cleanup: OK"
else
	echo "filename_with_spaces: FAIL"
	echo "filename_with_spaces_cleanup: ERROR"
	exit 6
fi

