mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Dave Chinner
cf89aed924
Fully scripted conversion, see script in initial SPDX license commit message. Signed-off-by: Dave Chinner <dchinner@redhat.com>
77 lines
1.5 KiB
Bash
Executable File
77 lines
1.5 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. 163
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#
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# Test for race between dedupe and writing the source 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 7 15
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_cleanup()
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{
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cd /
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rm -rf $tmp.* $finished_file
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wait
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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_dedupe
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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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finished_file=/tmp/finished
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rm -rf $finished_file
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mkdir $testdir
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loops=512
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nr_loops=$((loops - 1))
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blksz=65536
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echo "Initialize files"
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echo >> $seqres.full
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_pwrite_byte 0x61 0 $((loops * blksz)) $testdir/file1 >> $seqres.full
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_pwrite_byte 0x61 0 $((loops * blksz)) $testdir/file2 >> $seqres.full
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_scratch_cycle_mount
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overwrite() {
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while [ ! -e $finished_file ]; do
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seq $nr_loops -1 0 | while read i; do
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_pwrite_byte 0x61 $((i * blksz)) $blksz $testdir/file1 >> $seqres.full
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done
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done
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}
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echo "Dedupe and rewrite the file!"
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overwrite &
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for i in `seq 1 2`; do
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seq $nr_loops -1 0 | while read i; do
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_dedupe_range $testdir/file1 $((i * blksz)) \
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$testdir/file2 $((i * blksz)) $blksz >> $seqres.full
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[ $? -ne 0 ] && break
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done
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done
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echo "Finished dedupeing"
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touch $finished_file
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wait
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# success, all done
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status=0
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exit
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