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https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Darrick J. Wong
298be055a0
Test that ctime gets updated and suid is cleared when we reflink. Ensure we can't reflink about RLIMIT_FSIZE. Ensure that we can't expose stale preallocation block data when reflinking above EOF. Make sure dedupe actually catches a single different byte. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Eryu Guan <guaneryu@gmail.com> Signed-off-by: Eryu Guan <guaneryu@gmail.com>
63 lines
1.5 KiB
Bash
Executable File
63 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) 2018 Oracle, Inc. All Rights Reserved.
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#
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# FS QA Test No. 513
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#
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# Ensure that ctime is updated and capabilities are cleared when reflinking.
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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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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 $tmp.*
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}
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# get standard environment, filters and checks
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. ./common/rc
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. ./common/filter
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. ./common/reflink
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# real QA test starts here
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_supported_fs generic
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_supported_os Linux
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_require_scratch_reflink
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_require_command "$GETCAP_PROG" getcap
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_require_command "$SETCAP_PROG" setcap
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rm -f $seqres.full
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_scratch_mkfs >>$seqres.full 2>&1
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_scratch_mount
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$XFS_IO_PROG -f -c "pwrite -S 0x18 0 1m" $SCRATCH_MNT/foo >>$seqres.full
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$XFS_IO_PROG -f -c "pwrite -S 0x20 0 1m" $SCRATCH_MNT/bar >>$seqres.full
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$SETCAP_PROG cap_setgid,cap_setuid+ep $SCRATCH_MNT/bar
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before_cap="$($GETCAP_PROG -v $SCRATCH_MNT/bar)"
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before_ctime="$(stat -c '%z' $SCRATCH_MNT/bar)"
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sleep 1
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$XFS_IO_PROG -c "reflink $SCRATCH_MNT/foo" $SCRATCH_MNT/bar >> $seqres.full 2>&1
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after_cap="$($GETCAP_PROG -v $SCRATCH_MNT/bar)"
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after_ctime="$(stat -c '%z' $SCRATCH_MNT/bar)"
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echo "$before_cap $before_ctime" >> $seqres.full
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echo "$after_cap $after_ctime" >> $seqres.full
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test "$before_cap" != "$after_cap" || echo "Expected capabilities to drop."
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test "$before_ctime" != "$after_ctime" || echo "Expected ctime to change."
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echo Silence is golden.
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status=0
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exit
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