mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Darrick J. Wong
a860a167d8
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>
98 lines
2.7 KiB
Bash
Executable File
98 lines
2.7 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2015 Oracle, Inc. All Rights Reserved.
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#
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# FS QA Test No. 009
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#
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# Create and populate an ext4 filesystem, corrupt a block bitmap, then
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# see how the kernel and e2fsck deal with it.
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#
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seq=`basename $0`
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seqres=$RESULT_DIR/$seq
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_cleanup()
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{
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cd /
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#rm -f $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/attr
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# real QA test starts here
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_supported_fs ext4
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_require_xfs_io_command "falloc"
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_require_scratch
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test -n "${FORCE_FUZZ}" || _require_scratch_ext4_crc
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_require_attrs
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rm -f $seqres.full
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TESTDIR="${SCRATCH_MNT}/scratchdir"
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TESTFILE="${TESTDIR}/testfile"
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echo "+ create scratch fs"
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_scratch_mkfs_ext4 > /dev/null 2>&1
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dumpe2fs -g "${SCRATCH_DEV}" > /dev/null 2>&1 || _notrun "dumpe2fs -g not supported"
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nr_groups="$(dumpe2fs -g "${SCRATCH_DEV}" 2> /dev/null | tail -n 1 | cut -d : -f 1)"
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echo "+ mount fs image"
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_scratch_mount
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# abuse orlov allocator in the hopes that each bg ends up with some inodes
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for i in `seq 1 $((nr_groups * 8))`; do
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mkdir -p "${SCRATCH_MNT}/d_${i}"
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done
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blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
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freeblks="$(stat -f -c '%a' "${SCRATCH_MNT}")"
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$XFS_IO_PROG -f -c "falloc 0 $((blksz * freeblks))" "${SCRATCH_MNT}/bigfile2" >> $seqres.full
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umount "${SCRATCH_MNT}"
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echo "+ make some files"
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_scratch_mount
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rm -rf "${SCRATCH_MNT}/bigfile2"
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touch "${SCRATCH_MNT}/bigfile"
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umount "${SCRATCH_MNT}"
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echo "+ check fs"
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e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
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echo "+ corrupt image"
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dumpe2fs -g "${SCRATCH_DEV}" 2>/dev/null | awk -F ':' '{if (int($5) > 0) {print $5}}' | while read blk; do
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debugfs -w -n -R "zap_block -p 0xff ${blk}" "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "block bitmap fuzz failed"
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done
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echo "+ mount image"
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_scratch_mount
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echo "+ modify files"
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b_bytes="$(stat -c '%B' "${SCRATCH_MNT}/bigfile")"
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$XFS_IO_PROG -f -c "falloc 0 $((blksz * freeblks))" "${SCRATCH_MNT}/bigfile" >> $seqres.full 2> /dev/null
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after="$(stat -c '%b' "${SCRATCH_MNT}/bigfile")"
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echo "$((after * b_bytes))" lt "$((blksz * freeblks / 4))" >> $seqres.full
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test "$((after * b_bytes))" -lt "$((blksz * freeblks / 4))" || _fail "falloc should fail"
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umount "${SCRATCH_MNT}"
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echo "+ repair fs"
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e2fsck -fy "${SCRATCH_DEV}" >> $seqres.full 2>&1
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echo "+ mount image (2)"
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_scratch_mount
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echo "+ modify files (2)"
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$XFS_IO_PROG -f -c "falloc 0 $((blksz * freeblks))" "${SCRATCH_MNT}/bigfile" >> $seqres.full
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umount "${SCRATCH_MNT}"
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echo "+ check fs (2)"
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e2fsck -fn "${SCRATCH_DEV}" >> $seqres.full 2>&1 || _fail "fsck should not fail"
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status=0
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exit
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