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https://github.com/linux-apfs/apfstests.git
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94 lines
2.7 KiB
Bash
94 lines
2.7 KiB
Bash
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#! /bin/bash
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# FS QA Test No. 440
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#
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# Regression test for a quota accounting bug when changing the owner of
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# a file that has CoW reservations and no dirty pages. The reservations
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# should shift over to the new owner, but they do not.
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2018 Oracle, Inc. 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/reflink
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. ./common/quota
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. ./common/filter
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# Modify as appropriate.
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_supported_fs xfs
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_supported_os Linux
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_require_quota
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_require_scratch_reflink
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_require_cp_reflink
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_require_user
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rm -f $seqres.full
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echo "Format and mount"
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_scratch_mkfs > "$seqres.full" 2>&1
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_scratch_mount "-o usrquota,grpquota" >> "$seqres.full" 2>&1
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echo "Create files"
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$XFS_IO_PROG -c "cowextsize 1m" $SCRATCH_MNT
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touch $SCRATCH_MNT/a $SCRATCH_MNT/force_fsgqa
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chown $qa_user $SCRATCH_MNT/a $SCRATCH_MNT/force_fsgqa
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_pwrite_byte 0x58 0 64k $SCRATCH_MNT/a >> $seqres.full
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$XFS_IO_PROG -c 'stat -r' $SCRATCH_MNT/a | grep stat.size >> $seqres.full
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_report_quota_blocks "-u $SCRATCH_MNT"
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echo "Reflink and CoW"
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_cp_reflink $SCRATCH_MNT/a $SCRATCH_MNT/b
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_pwrite_byte 0x59 0 64k $SCRATCH_MNT/a >> $seqres.full
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$XFS_IO_PROG -c 'stat -r' $SCRATCH_MNT/a | grep stat.size >> $seqres.full
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_report_quota_blocks "-u $SCRATCH_MNT"
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echo "Sync"
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sync
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_report_quota_blocks "-u $SCRATCH_MNT"
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echo "Chown and check quota"
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chown root $SCRATCH_MNT/a
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$XFS_IO_PROG -c 'stat -r' $SCRATCH_MNT/a | grep stat.size >> $seqres.full
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_report_quota_blocks "-u $SCRATCH_MNT"
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echo "Remount"
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_scratch_unmount
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_scratch_mount "-o usrquota,grpquota" >> "$seqres.full" 2>&1
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$XFS_IO_PROG -c 'stat -r' $SCRATCH_MNT/a | grep stat.size >> $seqres.full
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_report_quota_blocks "-u $SCRATCH_MNT"
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# success, all done
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status=0
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exit
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