1# 2# CDDL HEADER START 3# 4# The contents of this file are subject to the terms of the 5# Common Development and Distribution License (the "License"). 6# You may not use this file except in compliance with the License. 7# 8# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9# or http://www.opensolaris.org/os/licensing. 10# See the License for the specific language governing permissions 11# and limitations under the License. 12# 13# When distributing Covered Code, include this CDDL HEADER in each 14# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15# If applicable, add the following below this CDDL HEADER, with the 16# fields enclosed by brackets "[]" replaced with your own identifying 17# information: Portions Copyright [yyyy] [name of copyright owner] 18# 19# CDDL HEADER END 20# 21 22# 23# Copyright 2007 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26 27# 28# Copyright (c) 2013, 2016 by Delphix. All rights reserved. 29# 30 31. $STF_SUITE/tests/functional/clean_mirror/default.cfg 32 33# Most of the code related to the clearing of mirrors is duplicated in all 34# the test cases below this directory, barring a few minor changes 35# involving the device to be affected and the 'object' to use to mangle 36# the contents of the mirror. 37# This code is sourced into each of these test cases. 38 39# 40# Synchronize all the data in pool 41# 42# $1 pool name 43# 44function sync_pool #pool 45{ 46 typeset pool=$1 47 48 log_must sync 49 log_must sleep 2 50 # Flush all the pool data. 51 typeset -i ret 52 zpool scrub $pool >/dev/null 2>&1 53 ret=$? 54 (( $ret != 0 )) && \ 55 log_fail "zpool scrub $pool failed." 56 57 while ! is_pool_scrubbed $pool; do 58 if is_pool_resilvered $pool ; then 59 log_fail "$pool should not be resilver completed." 60 fi 61 log_must sleep 2 62 done 63} 64 65function overwrite_verify_mirror 66{ 67 typeset AFFECTED_DEVICE=$1 68 typeset OVERWRITING_DEVICE=$2 69 70 typeset atfile=0 71 set -A files 72 set -A cksums 73 set -A newcksums 74 75 while (( atfile < FILE_COUNT )); do 76 files[$atfile]=$TESTDIR/file.$atfile 77 log_must file_write -o create -f $TESTDIR/file.$atfile \ 78 -b $FILE_SIZE -c 1 79 cksums[$atfile]=$(cksum ${files[$atfile]}) 80 (( atfile = atfile + 1 )) 81 done 82 83 # dd the primary side of the mirror 84 log_must dd if=$OVERWRITING_DEVICE of=/dev/dsk/$AFFECTED_DEVICE \ 85 seek=8 bs=$DD_BLOCK count=$(( DD_COUNT - 8 )) conv=notrunc 86 87 atfile=0 88 89 # 90 # Flush out the cache so that we ensure we're reading from disk. 91 # 92 log_must zpool export $TESTPOOL 93 log_must zpool import $TESTPOOL 94 95 typeset -i failedcount=0 96 while (( atfile < FILE_COUNT )); do 97 files[$atfile]=$TESTDIR/file.$atfile 98 newcksum=$(cksum ${files[$atfile]}) 99 if [[ $newcksum != ${cksums[$atfile]} ]]; then 100 (( failedcount = failedcount + 1 )) 101 fi 102 rm -f ${files[$atfile]} 103 (( atfile = atfile + 1 )) 104 done 105 106 if (( $failedcount > 0 )); then 107 log_fail "of the $FILE_COUNT files $failedcount did not " \ 108 "have the same checksum before and after." 109 fi 110 111 sync_pool $TESTPOOL 112} 113