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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2019 SUSE Linux Products GmbH. All Rights Reserved.
#
# FS QA Test No. 547
#
# Run fsstress, fsync every file and directory, simulate a power failure and
# then verify that all files and directories exist, with the same data and
# metadata they had before the power failure.
#
. ./common/preamble
_begin_fstest auto quick log
# Override the default cleanup function.
_cleanup()
{
_cleanup_flakey
cd /
rm -f $tmp.*
}
# Import common functions.
. ./common/filter
. ./common/dmflakey
# real QA test starts here
_supported_fs generic
_require_test
_require_scratch
_require_fssum
_require_dm_target flakey
fssum_files_dir=$TEST_DIR/generic-test-$seq
rm -fr $fssum_files_dir
mkdir $fssum_files_dir
_scratch_mkfs >>$seqres.full 2>&1
_require_metadata_journaling $SCRATCH_DEV
_init_flakey
_mount_flakey
mkdir $SCRATCH_MNT/test
args=`_scale_fsstress_args -p 4 -n 100 $FSSTRESS_AVOID -d $SCRATCH_MNT/test`
args="$args -f mknod=0 -f symlink=0"
echo "Running fsstress with arguments: $args" >>$seqres.full
$FSSTRESS_PROG $args >>$seqres.full
# Fsync every file and directory.
find $SCRATCH_MNT/test \( -type f -o -type d \) -exec $XFS_IO_PROG -c fsync {} \;
# Compute a digest of the filesystem (using the test directory only, to skip
# fs specific directories such as "lost+found" on ext4 for example).
$FSSUM_PROG -A -f -w $fssum_files_dir/fs_digest $SCRATCH_MNT/test
# Simulate a power failure and mount the filesystem to check that all files and
# directories exist and have all data and metadata preserved.
_flakey_drop_and_remount
# Compute a new digest and compare it to the one we created previously, they
# must match.
$FSSUM_PROG -r $fssum_files_dir/fs_digest $SCRATCH_MNT/test
_unmount_flakey
status=0
exit
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