#!/bin/ksh -p # # 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 2017, loli10K . All rights reserved. # Copyright 2019 Joyent, Inc. # . $STF_SUITE/include/libtest.shlib . $STF_SUITE/tests/functional/cli_root/zpool_reopen/zpool_reopen.shlib . $STF_SUITE/tests/functional/cli_root/zpool_scrub/zpool_scrub.cfg # # DESCRIPTION: # Scrubbing a pool with offline devices correctly preserves DTL entries # # STRATEGY: # 1. Create the pool # 2. Offline the first device # 3. Write to the pool # 4. Scrub the pool # 5. Online the first device and offline the second device # 6. Scrub the pool again # 7. Verify data integrity # # NOTE: # Ported from script used to reproduce issue #5806 # verify_runnable "global" function cleanup { poolexists $TESTPOOL2 && destroy_pool $TESTPOOL2 log_must rm -f $DISK1 $DISK2 $DISK3 $DISK4 } # # Update to [online|offline] $device status on $pool synchronously # function zpool_do_sync # { status="$1" pool="$2" device="$3" if [[ $status != "online" && $status != "offline" ]]; then log_fail "zpool_do_sync: invalid status $status" fi log_must zpool $status $pool $device for i in {1..10}; do check_state $pool $device $status && return 0 done log_fail "Failed to $status device $device" } # # Start a scrub on $pool and wait for its completion # function zpool_scrub_sync # { pool="$1" log_must zpool scrub $pool while ! is_pool_scrubbed $pool; do sleep 1 done } log_assert "Scrubbing a pool with offline devices correctly preserves DTLs" log_onexit cleanup DEVSIZE='128m' FILESIZE='100m' TESTDIR="$TEST_BASE_DIR/zpool_scrub_offline_device" DISK1="$TEST_BASE_DIR/zpool_disk1.dat" DISK2="$TEST_BASE_DIR/zpool_disk2.dat" DISK3="$TEST_BASE_DIR/zpool_disk3.dat" DISK4="$TEST_BASE_DIR/zpool_disk4.dat" RESILVER_TIMEOUT=40 # 1. Create the pool log_must truncate -s $DEVSIZE $DISK1 log_must truncate -s $DEVSIZE $DISK2 log_must truncate -s $DEVSIZE $DISK3 log_must truncate -s $DEVSIZE $DISK4 poolexists $TESTPOOL2 && destroy_pool $TESTPOOL2 log_must zpool create -O mountpoint=$TESTDIR $TESTPOOL2 \ raidz2 $DISK1 $DISK2 $DISK3 $DISK4 # 2. Offline the first device zpool_do_sync 'offline' $TESTPOOL2 $DISK1 # 3. Write to the pool log_must mkfile $FILESIZE "$TESTDIR/data.bin" # 4. Scrub the pool zpool_scrub_sync $TESTPOOL2 # 5. Online the first device and offline the second device zpool_do_sync 'online' $TESTPOOL2 $DISK1 zpool_do_sync 'offline' $TESTPOOL2 $DISK2 log_must wait_for_resilver_end $TESTPOOL2 $RESILVER_TIMEOUT # 6. Scrub the pool again zpool_scrub_sync $TESTPOOL2 # 7. Verify data integrity cksum=$(zpool status $TESTPOOL2 | awk '{if ($NF == "CKSUM") {fnd=1; next} \ if (fnd && NF < 1) {fnd=0; next} if (fnd) csum += $NF} END {print csum}') if [[ $cksum != 0 ]]; then log_fail "Unexpected CKSUM errors found on $TESTPOOL2 ($cksum)" fi log_pass "Scrubbing a pool with offline devices correctly preserves DTLs"