#!/bin/bash

TS_TOPDIR="$(dirname $0)/../.."
TS_DESC="tags"

. $TS_TOPDIR/functions.sh
ts_init "$*"
ts_skip_nonroot

TESTPROG="$TS_HELPER_LIBMOUNT_TAB"

[ -x $TESTPROG ] || ts_skip "test not compiled"

#
# Init device
#
modprobe --dry-run --quiet scsi_debug
[ "$?" == 0 ] || ts_skip "missing scsi_debug module"

rmmod scsi_debug &> /dev/null
modprobe scsi_debug dev_size_mb=50 sector_size=512
[ "$?" == 0 ] || ts_die "Cannot init device"

sleep 3

DEVNAME=$(grep scsi_debug /sys/block/*/device/model | awk -F '/' '{print $4}')
[ "x${DEVNAME}" == "x" ] && ts_die "Cannot find device"

DEVICE="/dev/${DEVNAME}"
LABEL="testLibmount"
UUID="de1bc6e9-34ab-4151-a1d7-900042eee8d9"

#
# Create filesystem
#
mkfs.ext3 -F -L $LABEL $DEVICE -U $UUID &> /dev/null || ts_die "Cannot make ext3 on $DEVICE" $DEVICE
ts_device_has_uuid $DEVICE || ts_die "Cannot find UUID on $DEVICE" $DEVICE

FSTAB="$TS_OUTDIR/fstab"

#
# Label in fstab
#
echo "LABEL=$LABEL /mnt/mountpoint auto defaults" > $FSTAB

ts_init_subtest "fstab-label2uuid"
ts_valgrind $TESTPROG --find-forward $FSTAB source "UUID=$UUID" &> $TS_OUTPUT
sed -i -e 's/fs: 0x.*/fs:/g' $TS_OUTPUT
ts_finalize_subtest

ts_init_subtest "fstab-label2dev"
ts_valgrind $TESTPROG --find-forward $FSTAB source $DEVICE &> $TS_OUTPUT
sed -i -e 's/fs: 0x.*/fs:/g' $TS_OUTPUT
ts_finalize_subtest

#
# Add more enties for the same device
#
echo "UUID=$UUID  /mnt/mountpoint2 auto defaults" >> $FSTAB

ts_init_subtest "fstab-uuid"
# has to return /mnt/mountpoint2
ts_valgrind $TESTPROG --find-forward $FSTAB source "UUID=$UUID" &> $TS_OUTPUT
sed -i -e 's/fs: 0x.*/fs:/g' $TS_OUTPUT
ts_finalize_subtest

ts_init_subtest "fstab-label"
# has to return /mnt/mountpoint
ts_valgrind $TESTPROG --find-forward $FSTAB source "LABEL=$LABEL" &> $TS_OUTPUT
sed -i -e 's/fs: 0x.*/fs:/g' $TS_OUTPUT
ts_finalize_subtest


ts_init_subtest "fstab-dev2label"
# has to return /mnt/mountpoint
ts_valgrind $TESTPROG --find-forward $FSTAB source $DEVICE &> $TS_OUTPUT
sed -i -e 's/fs: 0x.*/fs:/g' $TS_OUTPUT
ts_finalize_subtest

#
# Add devname
#
echo "$DEVICE  /mnt/mountpoint3 auto defaults" >> $FSTAB

ts_init_subtest "fstab-dev"
# has to return /mnt/mountpoint3
ts_valgrind $TESTPROG --find-forward $FSTAB source $DEVICE &> $TS_OUTPUT
sed -i -e 's/fs: 0x.*/fs:/g' $TS_OUTPUT
sed -i -e 's/source: .*//g' $TS_OUTPUT		# devname is generated, remove it
ts_finalize_subtest


sleep 3
rmmod scsi_debug
ts_finalize