mirror of
https://github.com/linux-apfs/apfstests.git
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Dave Chinner
cf89aed924
Fully scripted conversion, see script in initial SPDX license commit message. Signed-off-by: Dave Chinner <dchinner@redhat.com>
145 lines
3.9 KiB
Bash
Executable File
145 lines
3.9 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
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#
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# FS QA Test No. 229
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#
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# See what happens if we CoW blocks 2-4 of a page's worth of blocks when the
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# surrounding blocks vary between unwritten/regular/delalloc/hole.
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#
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# This test is dependent on the system page size, so we cannot use md5 in
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# the golden output; we can only compare to a check file.
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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 -rf $tmp.* $testdir
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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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_require_scratch_reflink
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_require_xfs_io_command "falloc"
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rm -f $seqres.full
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pagesz=$(getconf PAGE_SIZE)
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blksz=$((pagesz / 4))
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echo "Format and mount"
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_scratch_mkfs_blocksized $blksz > $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 $testdir
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real_blksz=$(_get_file_block_size $testdir)
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test $real_blksz != $blksz && _notrun "Failed to format with small blocksize."
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runtest() {
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echo "runtest $1 $2"
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b2=$1
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b4=$2
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dir=$3
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echo "Create the original files"
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mkdir -p $dir
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_pwrite_byte 0x61 0 $pagesz $dir/file1 >> $seqres.full
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$XFS_IO_PROG -f -c "truncate $pagesz" $dir/file2 >> $seqres.full
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$XFS_IO_PROG -f -c "truncate $pagesz" $dir/file2.chk >> $seqres.full
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case $b2 in
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"regular")
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_pwrite_byte 0x61 $blksz $blksz $dir/file2 >> $seqres.full
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_pwrite_byte 0x61 $blksz $blksz $dir/file2.chk >> $seqres.full
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;;
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"unwritten")
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$XFS_IO_PROG -f -c "falloc -k $blksz $blksz" $dir/file2 >> $seqres.full
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_pwrite_byte 0x00 $blksz $blksz $dir/file2.chk >> $seqres.full
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;;
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"hole")
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;;
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esac
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case $b4 in
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"regular")
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_pwrite_byte 0x61 $((blksz * 3)) $blksz $dir/file2 >> $seqres.full
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_pwrite_byte 0x61 $((blksz * 3)) $blksz $dir/file2.chk >> $seqres.full
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;;
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"unwritten")
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$XFS_IO_PROG -f -c "falloc -k $((blksz * 3)) $blksz" $dir/file2 >> $seqres.full
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_pwrite_byte 0x00 $((blksz * 3)) $blksz $dir/file2.chk >> $seqres.full
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;;
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"hole")
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;;
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esac
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_reflink_range $dir/file1 $blksz $dir/file2 $((blksz * 2)) $blksz >> $seqres.full
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_pwrite_byte 0x61 $((blksz * 2)) $blksz $dir/file2.chk >> $seqres.full
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_scratch_cycle_mount
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echo "Compare files"
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! cmp -s $dir/file1 $dir/file2 || _fail "file1 and file2 don't match."
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cmp -s $dir/file2 $dir/file2.chk || _fail "file2 and file2.chk don't match."
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echo "CoW and unmount"
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if [ $b2 = "delalloc" ]; then
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_pwrite_byte 0x61 $blksz $blksz $dir/file2 >> $seqres.full
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_pwrite_byte 0x61 $blksz $blksz $dir/file2.chk >> $seqres.full
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fi
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if [ $b4 = "delalloc" ]; then
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_pwrite_byte 0x61 $((blksz * 3)) $blksz $dir/file2 >> $seqres.full
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_pwrite_byte 0x61 $((blksz * 3)) $blksz $dir/file2.chk >> $seqres.full
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fi
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$XFS_IO_PROG -f -c "pwrite -S 0x63 $((blksz + 17)) $((blksz * 3 - 34))" $dir/file2 >> $seqres.full
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$XFS_IO_PROG -f -c "pwrite -S 0x63 $((blksz + 17)) $((blksz * 3 - 34))" $dir/file2.chk >> $seqres.full
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_scratch_cycle_mount
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echo "Compare files"
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! cmp -s $dir/file1 $dir/file2 || _fail "file1 and file2 don't match."
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cmp -s $dir/file2 $dir/file2.chk || _fail "file2 and file2.chk don't match."
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}
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runtest regular delalloc "$testdir/r-d"
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runtest regular unwritten "$testdir/r-u"
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runtest regular hole "$testdir/r-h"
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runtest regular regular "$testdir/r-r"
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runtest hole delalloc "$testdir/h-d"
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runtest hole unwritten "$testdir/h-u"
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runtest hole hole "$testdir/h-h"
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runtest hole regular "$testdir/h-r"
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runtest unwritten delalloc "$testdir/u-d"
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runtest unwritten unwritten "$testdir/u-u"
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runtest unwritten hole "$testdir/u-h"
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runtest unwritten regular "$testdir/u-r"
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runtest delalloc delalloc "$testdir/d-d"
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runtest delalloc unwritten "$testdir/d-u"
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runtest delalloc hole "$testdir/d-h"
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runtest delalloc regular "$testdir/d-r"
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# success, all done
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status=0
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exit
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