Files
apfstests/tests/generic/044
T
Darrick J. Wong a860a167d8 common: kill _supported_os
fstests only supports Linux, so get rid of this unnecessary predicate.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
2020-09-21 01:16:50 +08:00

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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2006 Silicon Graphics, Inc. All Rights Reserved.
#
# FSQA Test No. 044
#
# Test for NULL files problem
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"
here=`pwd`
tmp=/tmp/$$
status=1 # failure is the default!
trap "exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
# real QA test starts here
_supported_fs generic
_require_scratch
_require_scratch_shutdown
_require_xfs_io_command "fiemap"
_scratch_mkfs >/dev/null 2>&1
_require_metadata_journaling $SCRATCH_DEV
_scratch_mount
# create files
i=1;
while [ $i -lt 1000 ]
do
file=$SCRATCH_MNT/$i
$XFS_IO_PROG -f -c "pwrite -b 64k -S 0xff 0 64k" $file > /dev/null
if [ $? -ne 0 ]
then
echo error creating/writing file $file
exit
fi
$XFS_IO_PROG -c "truncate 64k" $file > /dev/null
if [ $? -ne 0 ]
then
echo error truncating file $file
exit
fi
let i=$i+1
done
# give the system a chance to write something out
sleep 10
_scratch_shutdown
_scratch_unmount
_scratch_mount
_scratch_unmount
if [ ! _check_scratch_fs ]
then
echo error detected in filesystem
exit
fi
_scratch_mount
# check file size and contents
i=1;
while [ $i -lt 1000 ]
do
file=$SCRATCH_MNT/$i
# if file does not exist, the create was not logged, skip it
if [ -e $file ]
then
# if file size is zero it cannot be corrupt, skip it
if [ -s $file ]
then
# if file has non-zero size but no extents then it's contents will be NULLs, bad.
num_extents=`_count_extents $file`
num_holes=`_count_holes $file`
if [ $num_extents -eq 0 ]; then
echo corrupt file $file - non-zero size but no extents
elif [ $num_holes -ne 0 ]; then
echo corrupt file $file - contains holes
else
rm -f $file
fi
else
rm -f $file
fi
fi
let i=$i+1
done
status=0
exit