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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
#
. ./common/preamble
_begin_fstest shutdown metadata log auto fiemap
# Import common functions.
. ./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
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