2016-04-05 11:47:31 +10:00
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#! /bin/bash
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2018-06-09 11:35:42 +10:00
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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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2016-04-05 11:47:31 +10:00
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# FSQA Test No. 341
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#
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# Test that if we rename a directory, create a new file or directory that has
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# the old name of our former directory and is a child of the same parent
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# directory, fsync the new inode, power fail and mount the filesystem, we see
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# our first directory with the new name and no files under it were lost.
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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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_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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2017-08-24 16:17:38 +02:00
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_require_metadata_journaling $SCRATCH_DEV
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2016-04-05 11:47:31 +10:00
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_init_flakey
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_mount_flakey
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mkdir -p $SCRATCH_MNT/a/x
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$XFS_IO_PROG -f -c "pwrite -S 0xaf 0 32K" $SCRATCH_MNT/a/x/foo | _filter_xfs_io
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$XFS_IO_PROG -f -c "pwrite -S 0xba 0 32K" $SCRATCH_MNT/a/x/bar | _filter_xfs_io
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# Make sure everything done so far is durably persisted.
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sync
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echo "File digests before power failure:"
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md5sum $SCRATCH_MNT/a/x/foo | _filter_scratch
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md5sum $SCRATCH_MNT/a/x/bar | _filter_scratch
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# Now rename directory x to y and create a new directory that is also named x.
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# Then fsync the new directory. After a power failure, we must see directories
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# y and x and directory y has the same files (and with the same content) it had
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# before the power failure.
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mv $SCRATCH_MNT/a/x $SCRATCH_MNT/a/y
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mkdir $SCRATCH_MNT/a/x
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$XFS_IO_PROG -c "fsync" $SCRATCH_MNT/a/x
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# Simulate a power failure and mount again the filesystem to trigger replay of
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# its journal/log.
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_flakey_drop_and_remount
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echo "Directory a/ contents after log replay:"
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ls -R $SCRATCH_MNT/a | _filter_scratch
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echo "File digests after log replay:"
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# Must match what we got before the power failure.
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md5sum $SCRATCH_MNT/a/y/foo | _filter_scratch
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md5sum $SCRATCH_MNT/a/y/bar | _filter_scratch
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_unmount_flakey
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status=0
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exit
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