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#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright 2007 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
#
# Copyright (c) 2013, 2016 by Delphix. All rights reserved.
# Copyright (c) 2017 Datto Inc.
#
. $STF_SUITE/include/libtest.shlib
. $STF_SUITE/tests/functional/clean_mirror/default.cfg
function overwrite_verify_mirror
{
typeset AFFECTED_DEVICE=$1
typeset OVERWRITING_DEVICE=$2
typeset atfile=0
set -A files
set -A cksums
set -A newcksums
while (( atfile < FILE_COUNT )); do
files[$atfile]=$TESTDIR/file.$atfile
log_must file_write -o create -f $TESTDIR/file.$atfile \
-b $FILE_SIZE -c 1
cksums[$atfile]=$(cksum ${files[$atfile]})
(( atfile = atfile + 1 ))
done
# dd the affected side of the mirror
log_must dd if=$OVERWRITING_DEVICE of=$AFFECTED_DEVICE \
seek=8 bs=$DD_BLOCK count=$(( DD_COUNT - 128 )) conv=notrunc
atfile=0
#
# Flush out the cache so that we ensure we're reading from disk.
#
log_must zpool export $TESTPOOL
log_must zpool import -d $SIDE_DIR $TESTPOOL
typeset -i failedcount=0
while (( atfile < FILE_COUNT )); do
files[$atfile]=$TESTDIR/file.$atfile
newcksum=$(cksum ${files[$atfile]})
if [[ $newcksum != ${cksums[$atfile]} ]]; then
(( failedcount = failedcount + 1 ))
fi
rm -f ${files[$atfile]}
(( atfile = atfile + 1 ))
done
if (( $failedcount > 0 )); then
log_fail "of the $FILE_COUNT files $failedcount did not " \
"have the same checksum before and after."
fi
log_must zpool scrub $TESTPOOL
log_must wait_scrubbed $TESTPOOL
}
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