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72 lines
2.0 KiB
Bash
72 lines
2.0 KiB
Bash
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#! /bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (C) 2018 SUSE Linux Products GmbH. All Rights Reserved.
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#
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# FS QA Test No. 527
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#
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# Test that after a combination of file renames, deletions, linking and creating
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# new files with names that were previously deleted, if we fsync the new file,
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# after a power failure we are able to mount the filesystem and all file names
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# correspond to the correct inodes.
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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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_cleanup_flakey
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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/dmflakey
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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
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_require_dm_target flakey
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rm -f $seqres.full
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_scratch_mkfs >>$seqres.full 2>&1
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_require_metadata_journaling $SCRATCH_DEV
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_init_flakey
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_mount_flakey
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mkdir $SCRATCH_MNT/testdir
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echo -n "foo" > $SCRATCH_MNT/testdir/fname1
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echo -n "hello" > $SCRATCH_MNT/testdir/fname2
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# Make sure everything done so far is durably persisted.
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sync
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# Rename, remove and link files such that one new name corresponds to the name
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# of a deleted file and one new file has the old name of the renamed file. Then
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# fsync only the new file.
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mv $SCRATCH_MNT/testdir/fname1 $SCRATCH_MNT/testdir/fname3
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rm -f $SCRATCH_MNT/testdir/fname2
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ln $SCRATCH_MNT/testdir/fname3 $SCRATCH_MNT/testdir/fname2
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echo -n "bar" > $SCRATCH_MNT/testdir/fname1
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$XFS_IO_PROG -c "fsync" $SCRATCH_MNT/testdir/fname1
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# Simulate a power failure and mount the filesystem to check that all file names
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# exist and correspond to the correct inodes.
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_flakey_drop_and_remount
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echo "File fname1 data after power failure: $(cat $SCRATCH_MNT/testdir/fname1)"
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echo "File fname2 data after power failure: $(cat $SCRATCH_MNT/testdir/fname2)"
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echo "File fname3 data after power failure: $(cat $SCRATCH_MNT/testdir/fname3)"
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_unmount_flakey
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status=0
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exit
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