mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Vivek Goyal
ebc6c083d3
Extend test 064 to check security.capability xattr is not lost over copy-up of a metadata only file. This requires mounting overlay with option metacopy=on and first trigger metadata only copy-up and then trigger data copy-up. Signed-off-by: Vivek Goyal <vgoyal@redhat.com> Reviewed-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Eryu Guan <guaneryu@gmail.com>
73 lines
1.6 KiB
Bash
Executable File
73 lines
1.6 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (c) 2019 Red Hat Inc. All Rights Reserved.
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#
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# FS QA Test 064
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#
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# Make sure CAP_SETUID is not cleared over file copy up.
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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/filter
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# remove previous $seqres.full before test
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rm -f $seqres.full
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# real QA test starts here
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_supported_fs overlay
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_supported_os Linux
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_require_scratch
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_require_command "$SETCAP_PROG" setcap
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_require_command "$GETCAP_PROG" getcap
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_require_scratch_overlay_features metacopy
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# Remove all files from previous tests
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_scratch_mkfs
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# Create test file
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lowerdir=${OVL_BASE_SCRATCH_MNT}/${OVL_LOWER}
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echo "This is lower1" >> ${lowerdir}/file1
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echo "This is lower2" >> ${lowerdir}/file2
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# set setuid bit
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$SETCAP_PROG cap_setuid+ep ${lowerdir}/file1
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$SETCAP_PROG cap_setuid+ep ${lowerdir}/file2
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_scratch_mount "-o metacopy=on"
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# Trigger file copy up without actually writing anything to file. This
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# requires opening file with WRITE and xfs_io opens file with
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# O_RDWR by default.
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$XFS_IO_PROG -c "stat" ${SCRATCH_MNT}/file1 >>$seqres.full
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# Make sure cap_setuid is still there
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$GETCAP_PROG ${SCRATCH_MNT}/file1 | _filter_scratch
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# Trigger metadata only copy-up
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chmod 000 ${SCRATCH_MNT}/file2
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# Trigger data copy-up
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$XFS_IO_PROG -c "stat" ${SCRATCH_MNT}/file2 >>$seqres.full
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# Make sure cap_setuid is still there
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$GETCAP_PROG ${SCRATCH_MNT}/file2 | _filter_scratch
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# success, all done
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status=0
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exit
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