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https://github.com/linux-apfs/apfstests.git
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Zorro Lang
f74e7e186c
Duperemove is a tool for finding duplicated extents and submitting them for deduplication, and it supports XFS. This case trys to verify the integrity of XFS after running duperemove. Signed-off-by: Zorro Lang <zlang@redhat.com> Reviewed-by: Eryu Guan <guaneryu@gmail.com> Signed-off-by: Eryu Guan <guaneryu@gmail.com>
65 lines
1.6 KiB
Bash
Executable File
65 lines
1.6 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2018 Red Hat Inc. All Rights Reserved.
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#
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# FS QA Test 008
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#
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# Dedupe a single big file and verify integrity
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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/reflink
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# remove previous $seqres.full before test
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rm -f $seqres.full
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# duperemove only supports btrfs and xfs (with reflink feature).
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# Add other filesystems if it supports more later.
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_supported_fs xfs btrfs
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_supported_os Linux
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_require_scratch_dedupe
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_require_command "$DUPEREMOVE_PROG" duperemove
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fssize=$((2 * 1024 * 1024 * 1024))
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_scratch_mkfs_sized $fssize > $seqres.full 2>&1
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_scratch_mount >> $seqres.full 2>&1
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# fill the fs with a big file has same contents
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$XFS_IO_PROG -f -c "pwrite -S 0x55 0 $fssize" $SCRATCH_MNT/${seq}.file \
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>> $seqres.full 2>&1
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md5sum $SCRATCH_MNT/${seq}.file > ${tmp}.md5sum
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echo "= before cycle mount ="
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# Dedupe with 1M blocksize
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$DUPEREMOVE_PROG -dr --dedupe-options=same -b 1048576 $SCRATCH_MNT/ >>$seqres.full 2>&1
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# Verify integrity
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md5sum -c --quiet ${tmp}.md5sum
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# Dedupe with 64k blocksize
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$DUPEREMOVE_PROG -dr --dedupe-options=same -b 65536 $SCRATCH_MNT/ >>$seqres.full 2>&1
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# Verify integrity again
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md5sum -c --quiet ${tmp}.md5sum
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# umount and mount again, verify pagecache contents don't mutate
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_scratch_cycle_mount
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echo "= after cycle mount ="
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md5sum -c --quiet ${tmp}.md5sum
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status=0
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exit
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