mirror of
https://github.com/linux-apfs/apfstests.git
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Dave Chinner
1ff4192932
Fully scripted conversion, see script in initial SPDX license commit message. Signed-off-by: Dave Chinner <dchinner@redhat.com>
70 lines
1.7 KiB
Bash
Executable File
70 lines
1.7 KiB
Bash
Executable File
#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (C) 2016 SUSE Linux Products GmbH. All Rights Reserved.
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#
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# FS QA Test No. btrfs/122
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#
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# Test that qgroup counts are valid after snapshot creation. This has
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# been broken in btrfs since Linux v4.1
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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 btrfs
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_supported_os Linux
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_require_scratch
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_require_btrfs_qgroup_report
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rm -f $seqres.full
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# Force a small leaf size to make it easier to blow out our root
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# subvolume tree
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_scratch_mkfs "--nodesize 16384" >/dev/null
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_scratch_mount
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_run_btrfs_util_prog quota enable $SCRATCH_MNT
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mkdir "$SCRATCH_MNT/snaps"
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# First make some simple snapshots - the bug was initially reproduced like this
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_run_btrfs_util_prog subvolume snapshot $SCRATCH_MNT "$SCRATCH_MNT/snaps/empty1"
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_run_btrfs_util_prog subvolume snapshot $SCRATCH_MNT "$SCRATCH_MNT/snaps/empty2"
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# This forces the fs tree out past level 0, adding at least one tree
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# block which must be properly accounted for when we make our next
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# snapshots.
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mkdir "$SCRATCH_MNT/data"
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for i in `seq 0 640`; do
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$XFS_IO_PROG -f -c "pwrite 0 1M" "$SCRATCH_MNT/data/file$i" > /dev/null 2>&1
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done
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# Snapshot twice.
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_run_btrfs_util_prog subvolume snapshot $SCRATCH_MNT "$SCRATCH_MNT/snaps/snap1"
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_run_btrfs_util_prog subvolume snapshot $SCRATCH_MNT "$SCRATCH_MNT/snaps/snap2"
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_scratch_unmount
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# qgroup will be checked by fstest at _check_scratch_fs()
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status=0
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exit
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