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#!/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, or
# (at your option) any later version.
#
# 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.
#
TS_TOPDIR="$(dirname $0)/../.."
TS_DESC="mkfs checksums"
. $TS_TOPDIR/functions.sh
ts_init "$*"
ts_skip_nonroot
set -o pipefail
ORIGPWD=$(pwd)
IMAGE_NAME="${TS_TESTNAME}-loop.img"
IMAGE_PATH="$TS_OUTDIR/$IMAGE_NAME"
IMAGE_SRC="$TS_OUTDIR/${TS_TESTNAME}-data"
LABEL="testCramfs"
ts_log "create mountpoint dir"
[ -d "$TS_MOUNTPOINT" ] || mkdir -p $TS_MOUNTPOINT
ts_log "generate data"
if [ ! -d "$IMAGE_SRC" ]; then
mkdir -p $IMAGE_SRC
for d in `seq 0 110`; do
DIRNAME="$IMAGE_SRC/$(printf "dir-%03d" $d)"
mkdir -p $DIRNAME
for f in `seq 0 10`; do
FILENAME="$DIRNAME/$(printf "data.%03d" $f)"
printf "data in %03d-%03d" $d $f >> $FILENAME
done
done
fi
cd $IMAGE_SRC
ts_log "list checksums from original data"
find -type f -exec md5sum {} \; | sort >> $TS_OUTPUT
echo >> $TS_OUTPUT
ts_log "create cramfs image"
$TS_CMD_MKCRAMFS -n $LABEL $IMAGE_SRC $IMAGE_PATH 2>&1 >> $TS_OUTPUT
[ -s "$IMAGE_PATH" ] || ts_die "Cannot create $IMAGE_PATH"
cd $TS_OUTDIR
ts_log "count MD5 from the image"
md5sum $IMAGE_NAME 2>&1 | sort >> $TS_OUTPUT
echo >> $TS_OUTPUT
ts_log "create loop device from image"
DEVICE=$($TS_CMD_LOSETUP -s -f $IMAGE_PATH)
ts_log "check the image"
ts_device_has "TYPE" "cramfs" $DEVICE
[ "$?" == "0" ] || ts_die "Cannot found cramfs on $DEVICE" $DEVICE
ts_log "mount the image"
$TS_CMD_MOUNT -r -L $LABEL $TS_MOUNTPOINT 2>&1 >> $TS_OUTPUT
# check it
ts_is_mounted $DEVICE || ts_die "Cannot found $DEVICE in /proc/mounts" $DEVICE
cd $TS_MOUNTPOINT
ts_log "list the image"
ls -laR --time-style=long-iso . >> $TS_OUTPUT
echo >> $TS_OUTPUT
ts_log "list checksums from new data"
find . -type f -exec md5sum {} \; | sort >> $TS_OUTPUT
echo >> $TS_OUTPUT
cd $ORIGPWD
ts_log "umount the image"
$TS_CMD_UMOUNT $DEVICE
$TS_CMD_LOSETUP -d $DEVICE 2>&1 >> $TS_OUTPUT
ts_finalize
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