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https://github.com/linux-apfs/apfstests.git
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Darrick J. Wong
0bfb84110b
Add a leading underscore to the get_block_size helper since it's a common function. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Eryu Guan <eguan@redhat.com> Signed-off-by: Eryu Guan <eguan@redhat.com>
85 lines
2.5 KiB
Bash
Executable File
85 lines
2.5 KiB
Bash
Executable File
#! /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 $testdir
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blksz=$(_get_block_size $testdir)
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echo "Create the original files"
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sz=$((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_cycle_mount
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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_cycle_mount
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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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