mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Xiong Zhou
3eb12b45ef
tmpfs does not implement ->get_acl method, overlayfs need to get its cached acls in permission check when lower or upper fs is tmpfs. CC: Miklos Szeredi <mszeredi@redhat.com> Signed-off-by: Xiong Zhou <xzhou@redhat.com> Reviewed-by: Eryu Guan <eguan@redhat.com> Signed-off-by: Eryu Guan <eguan@redhat.com>
83 lines
2.1 KiB
Bash
Executable File
83 lines
2.1 KiB
Bash
Executable File
#! /bin/bash
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# FS QA Test 025
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#
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# Overlayfs failed to get posix acls if lower or upper
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# fs is tmpfs.
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# Kernel commit below fixed it.
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# 5201dc449e4b ovl: use cached acl on underlying layer
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#
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# This reproducer was originally written by
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# Miklos Szeredi <mszeredi@redhat.com>
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2017 Red Hat 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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$UMOUNT_PROG $tmpfsdir/mnt
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$UMOUNT_PROG $tmpfsdir
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rm -rf $tmpfsdir
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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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# Modify as appropriate.
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_supported_fs overlay
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_supported_os Linux
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_require_user
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_require_tmpfs
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# create a tmpfs in $TEST_DIR
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tmpfsdir=$TEST_DIR/tmpfs
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mkdir -p $tmpfsdir
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$MOUNT_PROG -t tmpfs tmpfs $tmpfsdir
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mkdir -p $tmpfsdir/{lower,upper,work,mnt}
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mkdir -p -m 0 $tmpfsdir/upper/testd
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# grant permission for $qa_user
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setfacl -m u:$qa_user:rx $tmpfsdir/upper/testd
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# mount overlay using dirs in tmpfs
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_overlay_mount_dirs $tmpfsdir/{lower,upper,work,overlay,mnt}
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# user accessing test dir, should be OKay
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_user_do "ls $tmpfsdir/mnt/testd"
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echo "Silence is golden"
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# success, all done
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status=0
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exit
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