device-mapper-multipath/tests/medium_error_scsi_debug/main.sh
Benjamin Marzinski 3140cfbb24 device-mapper-multipath-0.8.4-5
Update CI tests to match RHEL
  * This commit also pulls in changes from Lin Li <lilin@redhat.com>
    and Bruno Goncalves <bgoncalv@redhat.com>
2020-07-21 19:45:41 -05:00

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#!/bin/bash
# Copyright (c) 2016 Red Hat, Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Author: LiLin <lilin@redhat.com>
function cleanup()
{
sleep 5
udevadm settle
multipath -F
sleep 5
modprobe -r scsi_debug
return 0
}
yum -y install device-mapper device-mapper-multipath
mpathconf --enable
service multipathd stop
modprobe scsi_debug num_tgts=1 vpd_use_hostno=0 add_host=2 delay=20 max_luns=2 no_lun_0=1 opts=2
sleep 5
multipath > /dev/null
sleep 5
mpathdev=`multipath -l | grep scsi_debug | awk '{print $1}' | head -1`
if [ -z "$mpathdev" ]; then
echo "------- FAIL, no multipath device created -----"
cleanup
exit 1
fi
before_active=`multipath -l $mpathdev | grep "active undef" | wc -l`
IO_error=`dd if=/dev/zero of=/dev/mapper/$mpathdev bs=1024 seek=2330 count=10 2>&1 | grep -o "Input/output error" `
if [ -n "$IO_error" ];then
after_active=`multipath -l $mpathdev | grep "active undef" | wc -l`
if [ "$before_active" -eq "$after_active" ]; then
echo "------- PASS, a medium error, correctly generated an I/O error and did not fail paths -----"
cleanup
exit 0
else
echo "------- FAIL, paths failed -----"
cleanup
exit 1
fi
else
echo "------- FAIL, did not generate an I/O error -----"
cleanup
exit 1
fi