af6a90b92d
Modify multiple tests especially medium_error_scsi_debug and squelch_scsi_id * Fixes RHEL-28068 & RHEL-4459 Resolves: RHEL-28068 Resolves: RHEL-44569
114 lines
3.5 KiB
Bash
Executable File
114 lines
3.5 KiB
Bash
Executable File
#!/bin/bash
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# Copyright (c) 2016 Red Hat, Inc.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Author: Lin Li <lilin@redhat.com>
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#set -x
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source ../include/ec.sh || exit 200
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cleanup ()
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{
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trun "multipathd disablequeueing maps"
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trun "service multipathd stop"
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sleep 5
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trun "udevadm settle"
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trun "multipath -F"
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sleep 5
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trun "modprobe -r scsi_debug"
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}
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tlog "running $0"
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# which not set find_multipaths yes, so multipath always create a multipath device for single device
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# so stop service and reconfig with --find_multipaths y, and reload/start the service again.
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rpm -q device-mapper-multipath || yum install -y device-mapper-multipath
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# test with find_multipath=y, will not multipath for the single device; reload/start the service to enable the config
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cleanup
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trun "rm -f /etc/multipath.conf"
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trun "rm -f /etc/multipath/wwids"
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trun "mpathconf --enable --user_friendly_names y --find_multipaths y --with_multipathd n"
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sed -i '/^blacklist[[:space:]]*{/ a\
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device {\n vendor ".*"\n product ".*"\n }
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' /etc/multipath.conf
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if grep -qw blacklist_exceptions /etc/multipath.conf ; then
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sed -i '/^blacklist_exceptions[[:space:]]*{/ a\
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device {\n vendor Linux\n product scsi_debug\n }
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' /etc/multipath.conf
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else
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cat << _EOF_ >> /etc/multipath.conf
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blacklist_exceptions {
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device {
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vendor Linux
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product scsi_debug
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}
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}
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_EOF_
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fi
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trun "service multipathd start"
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trun "modprobe scsi_debug"
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sleep 5
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trun "multipath -W"
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cat /etc/multipath/wwids
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trun "multipath"
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disk_path=$(get_scsi_debug_devices)
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disk_node=$(basename $disk_path)
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mpath_name=$(get_mpath_disk_by_scsi_device $disk_node)
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tok '[[ $mpath_name = "[orphan]" ]]'
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# test with find_multipath=n, will multipath for the single device
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trun "mpathconf --user_friendly_names y --find_multipaths n --with_multipathd y"
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sleep 5
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mpath_name=$(get_mpath_disk_by_scsi_device $disk_node)
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tok "is_mpath $mpath_name"
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# flush new created path
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trun "multipath -F"
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sleep 1
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# test with find_multipath=y, A path has the same WWID as a multipath device that was previously created
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trun "mpathconf --user_friendly_names y --find_multipaths y --with_multipathd y"
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sleep 5
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mpath_name=$(get_mpath_disk_by_scsi_device $disk_node)
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tok "is_mpath $mpath_name"
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trun "multipath -F"
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sleep 1
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# Clear wwid, test with find_multipath=y, will not multipath for the single device
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trun "multipath -W"
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trun "service multipathd reload"
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sleep 5
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mpath_name=$(get_mpath_disk_by_scsi_device $disk_node)
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tok '[[ $mpath_name = "[orphan]" ]]'
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trun "multipath -F"
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sleep 5
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trun "modprobe -r scsi_debug"
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# test find_multipaths=y create device for paths have same wwid
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tok "modprobe scsi_debug num_tgts=1 vpd_use_hostno=0 add_host=2 delay=20 max_luns=2 no_lun_0=1"
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sleep 5
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disk_paths=$(get_scsi_debug_devices)
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disk_node=$(basename $disk_paths)
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mpath_name=$(get_mpath_disk_by_scsi_device $disk_node)
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tok "is_mpath $mpath_name"
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cleanup
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trun "multipath -W"
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cat /etc/multipath/wwids
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tend
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