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apfstests/tests/xfs/098
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) 2015 Oracle, Inc. All Rights Reserved.
#
# FS QA Test No. 098
#
# Create and populate an XFS filesystem, corrupt the journal, then see how
# the kernel and xfs_repair deal with it.
#
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 $tmp.*
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
. ./common/attr
. ./common/populate
# real QA test starts here
_supported_fs xfs
# We corrupt XFS on purpose, and check if assert failures would crash system.
_require_no_xfs_bug_on_assert
_require_scratch
test -n "${FORCE_FUZZ}" || _require_scratch_xfs_crc
_require_attrs
_require_populate_commands
_require_xfs_db_blocktrash_z_command
test -z "${FUZZ_ARGS}" && FUZZ_ARGS="-n 8 -3"
rm -f $seqres.full
TESTDIR="${SCRATCH_MNT}/scratchdir"
TESTFILE="${TESTDIR}/testfile"
echo "+ create scratch fs"
_scratch_mkfs_xfs > /dev/null
echo "+ mount fs image"
_scratch_mount
blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
echo "+ make some files"
mkdir -p "${TESTDIR}"
for x in `seq 1 1024`; do
touch "${SCRATCH_MNT}/junk.${x}"
inode="$(stat -c '%i' "${SCRATCH_MNT}/junk.${x}")"
if [ "$x" -gt 512 ] && [ "$((inode % 64))" -eq 0 ]; then
mv "${SCRATCH_MNT}/junk.${x}" "${TESTFILE}.1"
break
fi
done
for x in `seq 2 64`; do
touch "${TESTFILE}.${x}"
done
inode="$(stat -c '%i' "${TESTFILE}.1")"
umount "${SCRATCH_MNT}"
echo "+ check fs"
_scratch_xfs_repair -n >> $seqres.full 2>&1 || _fail "xfs_repair should not fail"
echo "+ corrupt image"
logstart="$(_scratch_xfs_get_sb_field logstart)"
logstart="$(_scratch_xfs_db -c "convert fsblock ${logstart} byte" | sed -e 's/^.*(\([0-9]*\).*$/\1/g')"
logblocks="$(_scratch_xfs_get_sb_field logblocks)"
if [ "$USE_EXTERNAL" = yes ] && [ ! -z "$SCRATCH_LOGDEV" ]; then
logdev=$SCRATCH_LOGDEV
else
logdev=$SCRATCH_DEV
fi
$XFS_IO_PROG -f -c "pwrite -S 0x62 ${logstart} $((logblocks * blksz))" $logdev >> $seqres.full
echo "+ mount image"
_try_scratch_mount 2>/dev/null && _fail "mount should not succeed"
echo "+ repair fs"
_repair_scratch_fs >> $seqres.full 2>&1
# We may trigger assert related WARNINGs if we corrupt log on a
# CONFIG_XFS_WARN or CONFIG_XFS_DEBUG (CONFIG_XFS_ASSERT_FATAL is
# disabled) build, so filter them.
_check_dmesg _filter_assert_dmesg
echo "+ mount image (2)"
_scratch_mount
echo "+ chattr -R -i"
$CHATTR_PROG -R -f -i "${SCRATCH_MNT}/"
echo "+ modify files (2)"
broken=0
for x in `seq 1 64`; do
test -e "${TESTFILE}.${x}" || continue
echo moo | dd oflag=append conv=notrunc of="${TESTFILE}.${x}" 2>/dev/null
test $? -ne 0 && broken=1
done
echo "broken: ${broken}"
umount "${SCRATCH_MNT}"
echo "+ check fs (2)"
_scratch_xfs_repair -n >> $seqres.full 2>&1 || _fail "xfs_repair should not fail"
status=0
exit