mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Darrick J. Wong
813524b566
Since $TESTDIR is a local variable, make it lowercase to avoid confusion with $TEST_DIR. While we're at it, make all the local variables lowercase. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
150 lines
5.0 KiB
Bash
Executable File
150 lines
5.0 KiB
Bash
Executable File
#! /bin/bash
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# FS QA Test No. 128
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#
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# Ensure that xfs_fsr un-reflinks files while defragmenting
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#-----------------------------------------------------------------------
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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 "$tmp".*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/reflink
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# real QA test starts here
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_supported_os Linux
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_supported_fs xfs
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_require_test_lsattr
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_require_scratch_reflink
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_require_cp_reflink
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echo "Format and mount"
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_scratch_mkfs > "$seqres.full" 2>&1
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_scratch_mount >> "$seqres.full" 2>&1
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testdir="$SCRATCH_MNT/test-$seq"
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rm -rf "$testdir"
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mkdir "$testdir"
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free_blocks0=$(stat -f "$testdir" -c '%f')
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echo "Create the original file and reflink to file2, file3"
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blks=2000
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margin=160
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blksz=65536
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real_blksz="$(stat -f $testdir -c '%S')"
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blksz_factor=$((blksz / real_blksz))
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_pwrite_byte 0x61 0 $((blks * blksz)) "$testdir/file1" >> "$seqres.full"
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_cp_reflink "$testdir/file1" "$testdir/file2"
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_cp_reflink "$testdir/file2" "$testdir/file3"
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_cp_reflink "$testdir/file3" "$testdir/file4"
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_test_remount
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free_blocks1=$(stat -f "$testdir" -c '%f')
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md5sum "$testdir/file1" | _filter_scratch
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md5sum "$testdir/file2" | _filter_scratch
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md5sum "$testdir/file3" | _filter_scratch
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md5sum "$testdir/file4" | _filter_scratch
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c01=$(_md5_checksum "$testdir/file1")
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c02=$(_md5_checksum "$testdir/file2")
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c03=$(_md5_checksum "$testdir/file3")
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c04=$(_md5_checksum "$testdir/file4")
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echo "CoW the reflink copies"
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_pwrite_byte 0x62 $blksz $blksz "$testdir/file2" >> "$seqres.full"
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_pwrite_byte 0x63 $(( blksz * (blks - 1) )) $blksz "$testdir/file3" >> "$seqres.full"
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_test_remount
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free_blocks2=$(stat -f "$testdir" -c '%f')
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md5sum "$testdir/file1" | _filter_scratch
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md5sum "$testdir/file2" | _filter_scratch
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md5sum "$testdir/file3" | _filter_scratch
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md5sum "$testdir/file4" | _filter_scratch
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c11=$(_md5_checksum "$testdir/file1")
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c12=$(_md5_checksum "$testdir/file2")
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c13=$(_md5_checksum "$testdir/file3")
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c14=$(_md5_checksum "$testdir/file4")
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echo "Defragment"
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lsattr -l "$testdir/" | _filter_scratch
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xfs_fsr -v -d "$testdir/file1" >> "$seqres.full"
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xfs_fsr -v -d "$testdir/file2" >> "$seqres.full" # fsr probably breaks the link
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xfs_fsr -v -d "$testdir/file3" >> "$seqres.full" # fsr probably breaks the link
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xfs_fsr -v -d "$testdir/file4" >> "$seqres.full" # fsr probably ignores this file
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_test_remount
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free_blocks3=$(stat -f "$testdir" -c '%f')
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md5sum "$testdir/file1" | _filter_scratch
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md5sum "$testdir/file2" | _filter_scratch
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md5sum "$testdir/file3" | _filter_scratch
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md5sum "$testdir/file4" | _filter_scratch
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c21=$(_md5_checksum "$testdir/file1")
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c22=$(_md5_checksum "$testdir/file2")
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c23=$(_md5_checksum "$testdir/file3")
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c24=$(_md5_checksum "$testdir/file4")
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echo "Check files"
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test $c01 = $c02 || echo "Files 1-2 do not match"
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test $c01 = $c03 || echo "Files 1-3 do not match"
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test $c01 = $c04 || echo "Files 1-4 do not match"
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test $c02 = $c03 || echo "Files 2-3 do not match"
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test $c02 = $c04 || echo "Files 2-4 do not match"
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test $c03 = $c04 || echo "Files 3-4 do not match"
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test $c01 = $c11 || echo "File1 should not be different after CoW"
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test $c02 != $c12 || echo "File2 should be different after CoW"
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test $c03 != $c13 || echo "File3 should be different after CoW"
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test $c04 = $c14 || echo "File4 should not be different after CoW"
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test $c11 = $c21 || echo "File1 changed by defrag"
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test $c12 = $c22 || echo "File2 changed by defrag"
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test $c13 = $c23 || echo "File3 changed by defrag"
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test $c14 = $c24 || echo "File4 changed by defrag"
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#echo $free_blocks0 $free_blocks1 $free_blocks2 $free_blocks3
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_within_tolerance "free blocks after creating some reflink copies" $free_blocks1 $((free_blocks0 - (blks * blksz_factor) )) $margin -v
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_within_tolerance "free blocks after CoW some reflink copies" $free_blocks2 $((free_blocks1 - 2)) $margin -v
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_within_tolerance "free blocks after defragging all reflink copies" $free_blocks3 $((free_blocks2 - (blks * 2 * blksz_factor))) $margin -v
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_within_tolerance "free blocks after all tests" $free_blocks3 $((free_blocks0 - (blks * 3 * blksz_factor))) $margin -v
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echo "Check scratch fs"
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umount "$SCRATCH_MNT"
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_check_scratch_fs
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# success, all done
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status=0
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exit
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