Files
apfstests/tests/ext4/004
T
Xiaoguang Wang bf1b82fd64 ext4: add dump/restore test
This test case will first use fsstress to fill a file system, then
dump it to standard output and restore it from standard input, finally
check that the original contents and the new contents generated by
restore tool will be same.

Signed-off-by: Xiaoguang Wang <wangxg.fnst@cn.fujitsu.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
2014-12-12 10:56:26 +11:00

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#! /bin/bash
# FSQA Test No. 004
#
# Test "dump | restore"(as opposed to a tape)
#
#-----------------------------------------------------------------------
# Copyright (c) 2014 Fujitsu. All Rights Reserved.
#
# This program 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.
#
# This program is distributed in the hope that it would 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.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
#
#-----------------------------------------------------------------------
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"
here=`pwd`
tmp=/tmp/$$
status=1 # failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15
_cleanup()
{
cd /
rm -f $tmp.*
# remove the generated data, which is much and meaningless.
rm -rf $restore_dir
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
dump_dir=$SCRATCH_MNT/dump_restore_dir
restore_dir=$TEST_DIR/dump_restore_dir
workout()
{
echo "Run fsstress" >> $seqres.full
args=`_scale_fsstress_args -z -f creat=5 -f write=20 -f mkdir=5 -n 1000 -p 15 -d $dump_dir`
echo "fsstress $args" >> $seqres.full
$FSSTRESS_PROG $args >> $seqres.full 2>&1
echo "start Dump/Restore" >> $seqres.full
cd $TEST_DIR
$DUMP_PROG -0 -f - $dump_dir 2>/dev/null | $RESTORE_PROG -urvf - >> $seqres.full 2>&1
if [ $? -ne 0 ];then
_fail "Dump/Restore failed"
fi
rm -rf restoresymtable
}
# real QA test starts here
_supported_fs ext4
_supported_os Linux
_require_test
_require_scratch
_require_command $DUMP_PROG
_require_command $RESTORE_PROG
rm -f $seqres.full
echo "Silence is golden"
_scratch_mkfs_sized $((512 * 1024 * 1024)) >> $seqres.full 2>&1
_scratch_mount
rm -rf $restore_dir $TEST_DIR/restoresymtable
workout
diff -r $dump_dir $restore_dir
status=0
exit