mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Darrick J. Wong
2616587012
Fix style problems such as unnecessary use of quotes, add helper variables to reduce visual clutter, and other minor fixes to make the first batch of tests more closely resemble the second round tests. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
145 lines
4.8 KiB
Bash
Executable File
145 lines
4.8 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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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 | _filter_spaces
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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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# success, all done
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status=0
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exit
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