mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Dave Chinner
2529c9486a
Fully scripted conversion, see script in initial SPDX license commit message. tests/xfs/044 was hand massaged to remove duplicate copyright and divider lines before running the script. Signed-off-by: Dave Chinner <dchinner@redhat.com>
84 lines
2.0 KiB
Bash
Executable File
84 lines
2.0 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. 123
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#
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# Create and populate an XFS filesystem, corrupt a long symlink, then see how
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# the kernel and xfs_repair 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 $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/attr
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. ./common/populate
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# real QA test starts here
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_supported_fs xfs
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_supported_os Linux
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_require_scratch
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test -n "${FORCE_FUZZ}" || _require_scratch_xfs_crc
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_require_attrs
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_require_populate_commands
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_require_xfs_db_blocktrash_z_command
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test -z "${FUZZ_ARGS}" && FUZZ_ARGS="-n 8 -3"
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rm -f $seqres.full
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echo "+ create scratch fs"
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_scratch_mkfs_xfs > /dev/null
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echo "+ mount fs image"
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_scratch_mount
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blksz=1000
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echo "+ make some files"
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echo "file contents: moo" > "${SCRATCH_MNT}/x"
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str="$(perl -e "print './' x $(( (blksz / 2) - 16));")x"
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(cd $SCRATCH_MNT; ln -s "${str}" "long_symlink")
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cat "${SCRATCH_MNT}/long_symlink"
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inode="$(stat -c '%i' "${SCRATCH_MNT}/long_symlink")"
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umount "${SCRATCH_MNT}"
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echo "+ check fs"
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_scratch_xfs_repair -n >> $seqres.full 2>&1 || _fail "xfs_repair should not fail"
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echo "+ corrupt image"
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_scratch_xfs_db -x -c "inode ${inode}" -c "dblock 0" -c "stack" -c "blocktrash -x 32 -o 256 -y $((blksz * 8)) -z ${FUZZ_ARGS}" >> $seqres.full
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echo "+ mount image"
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if _try_scratch_mount >> $seqres.full 2>&1; then
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cat "${SCRATCH_MNT}/long_symlink" 2>/dev/null && _fail "symlink should be broken"
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umount "${SCRATCH_MNT}"
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fi
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echo "+ repair fs"
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_scratch_xfs_repair >> $seqres.full 2>&1
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echo "+ mount image (2)"
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_scratch_mount
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cat "${SCRATCH_MNT}/long_symlink" 2>/dev/null && _fail "symlink should be broken"
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umount "${SCRATCH_MNT}"
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echo "+ check fs (2)"
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_scratch_xfs_repair -n >> $seqres.full 2>&1 || _fail "xfs_repair should not fail"
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status=0
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exit
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