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https://github.com/linux-apfs/apfstests.git
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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>
85 lines
2.5 KiB
Bash
85 lines
2.5 KiB
Bash
#! /bin/bash
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# FS QA Test No. 140
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#
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# Try to ENOSPC while expanding the refcntbt by CoWing every other block
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# of a file that eats the whole AG.
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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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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_cp_reflink
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rm -f $seqres.full
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echo "Format and mount"
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_scratch_mkfs -d agsize=$((32 * 1048576)) > $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 $testdir
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blksz=$(stat -f -c '%S' $testdir)
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echo "Create the original files"
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sz=$((48 * 1048576))
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nr=$((sz / blksz))
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_pwrite_byte 0x61 0 $sz $testdir/file1 >> $seqres.full
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_cp_reflink $testdir/file1 $testdir/file2 >> $seqres.full
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_pwrite_byte 0x61 0 $sz $testdir/file2.chk >> $seqres.full
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_scratch_remount
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echo "Compare files"
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cmp -s $testdir/file1 $testdir/file2 || echo "file1 and file2 do not match"
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cmp -s $testdir/file2 $testdir/file2.chk || echo "file2 and file2.chk do not match"
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echo "CoW every other block"
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seq 1 2 $((nr - 1)) | while read f; do
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_pwrite_byte 0x62 $((f * blksz)) $blksz $testdir/file2 >> $seqres.full
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_pwrite_byte 0x62 $((f * blksz)) $blksz $testdir/file2.chk >> $seqres.full
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done
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_scratch_remount
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echo "Compare files"
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! cmp -s $testdir/file1 $testdir/file2 || echo "file1 and file2 must not match"
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cmp -s $testdir/file2 $testdir/file2.chk || echo "file2 and file2.chk do not match"
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# success, all done
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status=0
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exit
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