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#!/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 https://opensource.org/licenses/CDDL-1.0.
# 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 (c) 2022, Klara Inc.
#
# This software was developed by Rob Wing <rob.wing@klarasystems.com>
# under sponsorship from Seagate Technology LLC and Klara Inc.
# DESCRIPTION:
# Verify that checksum errors are accurately reported to ZED
#
# STRATEGY:
# 1. Create a mirrored/raidz pool
# 2. Inject checksum error
# 3. Verify checksum error count reported to ZED is not zero
#
. $STF_SUITE/include/libtest.shlib
. $STF_SUITE/tests/functional/events/events_common.kshlib
verify_runnable "both"
MOUNTDIR="$TEST_BASE_DIR/checksum_mount"
FILEPATH="$MOUNTDIR/checksum_file"
VDEV="$TEST_BASE_DIR/vdevfile.$$"
VDEV1="$TEST_BASE_DIR/vdevfile1.$$"
POOL="checksum_pool"
FILESIZE="10M"
function cleanup
{
log_must zed_stop
log_must zinject -c all
if poolexists $POOL ; then
destroy_pool $POOL
fi
log_must rm -fd $VDEV $MOUNTDIR
}
log_onexit cleanup
log_assert "Test reported checksum errors to ZED"
function setup_pool
{
type="$1"
log_must zpool create -f -m $MOUNTDIR $POOL $type $VDEV $VDEV1
log_must zpool events -c
log_must truncate -s 0 $ZED_DEBUG_LOG
log_must zfs set compression=off $POOL
log_must zfs set primarycache=none $POOL
}
function do_clean
{
log_must zinject -c all
log_must zpool destroy $POOL
}
function do_checksum_error
{
log_must mkfile $FILESIZE $FILEPATH
log_must zinject -a -t data -e checksum -T read -f 100 $FILEPATH
dd if=$FILEPATH of=/dev/null bs=1 count=1 2>/dev/null
log_must file_wait_event $ZED_DEBUG_LOG "ereport.fs.zfs.checksum" 10
# checksum error as reported from the vdev.
zpool_cksum=`zpool get -H -o value checksum_errors $POOL $VDEV`
# first checksum error reported to ZED.
zed_cksum=$(awk '/ZEVENT_CLASS=ereport.fs.zfs.checksum/, \
/ZEVENT_VDEV_CKSUM_ERRORS=/ { \
if ($1 ~ "ZEVENT_VDEV_CKSUM_ERRORS") \
{ print $0; exit } }' $ZED_DEBUG_LOG)
log_must [ $zpool_cksum -gt 0 ]
log_mustnot [ "$zed_cksum" = "ZEVENT_VDEV_CKSUM_ERRORS=0" ]
log_must [ "$zed_cksum" = "ZEVENT_VDEV_CKSUM_ERRORS=1" ]
}
# Set checksum_n=1
# fire 1 event, should degrade.
function checksum_error
{
type=$1
setup_pool $type
do_checksum_error
do_clean
}
log_must truncate -s $MINVDEVSIZE $VDEV
log_must truncate -s $MINVDEVSIZE $VDEV1
log_must mkdir -p $MOUNTDIR
log_must zed_start
checksum_error mirror
checksum_error raidz
log_pass "Test reported checksum errors to ZED"
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