#!/bin/bash

# 
# Copyright (C) 2007 Karel Zak <kzak@redhat.com>
# 
# This file is part of util-linux-ng.
# 
# This file is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License.
# 
# This file 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.
#

. commands.sh
. functions.sh

TS_COMPONENT="swapon"
TS_DESC="uuid"

ts_init "$1"
ts_skip_nonroot

set -o pipefail

DEVICE=$(ts_device_init)
[ "$?" == 0 ] || ts_die "Cannot init device"

$TS_CMD_MKSWAP $DEVICE > /dev/null 2>> $TS_OUTPUT
[ "$?" == "0" ] || ts_die "Cannot make swap $DEVICE" $DEVICE

ts_device_has_uuid $DEVICE
[ "$?" == "0" ] || ts_die "Cannot found UUID on $DEVICE" $DEVICE

UUID=$(ts_uuid_by_devname $DEVICE)

ts_udev_dev_support "by-uuid" $UUID
[ "$?" == "0" ] || ts_skip "udev ignores /dev/loop*" $DEVICE

$TS_CMD_SWAPON -U $UUID 2>&1 >> $TS_OUTPUT

grep -q $DEVICE /proc/swaps
[ "$?" == "0" ] || ts_die "Cannot found $DEVICE in /proc/swaps" $DEVICE

ts_swapoff $DEVICE
ts_device_deinit $DEVICE

ts_log "Success"
ts_finalize