67 lines
2.2 KiB
Bash
Executable File
67 lines
2.2 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.cp /etc/multipath.conf /etc/multipath.conf.$$org/licenses/>.
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# Author: Lin Li <lilin@redhat.com>
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source ../include/ec.sh || exit 200
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tlog "running $0"
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trun "rpm -q device-mapper-multipath || yum install -y device-mapper-multipath"
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trun "mpathconf --enable --with_multipathd y --user_friendly_names y"
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# backup the /etc/multipath.conf
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trun "cp /etc/multipath.conf /etc/multipath.conf.$$"
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trun "multipath -F"
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trun "modprobe scsi_debug num_tgts=1 vpd_use_hostno=0 add_host=2 delay=20 \
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max_luns=2 no_lun_0=1"
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trun "multipath"
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# wwid shown slowly on s390x by the script framework, but normally when run by multipath command directly
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# so extend sleep time
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sleep 20
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disk=$(get_scsi_debug_devices)
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disk=$(basename $disk)
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wwid=$(get_wwid_of_disk $disk)
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mpath=$(get_mpath_disk_by_scsi_device $disk)
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# user_friendly_names = yes and mpath=test
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#cur_dir=/mnt/tests/kernel/storage/multipath/user_friendly_names/
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#cur_dir=/home/test/scratch/device-mapper-multipath/user_friendly_names
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trun "cat multipath.conf.yes | sed "s/your_wwid/$wwid/g" > /etc/multipath.conf"
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trun "cat -n /etc/multipath.conf"
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trun "multipath -r"
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echo ">>> Verify 'test ($wwid)' is present ..."
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trun "multipath -ll"
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tok "multipath -ll | egrep \"^test\""
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# user_friendly_names = no
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trun "cat multipath.conf.no > /etc/multipath.conf"
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trun "multipath -r"
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echo ">>> Verify 'test' is gone but '$wwid' present ..."
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trun "multipath -ll"
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tok "multipath -ll | egrep \"^$wwid\""
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sleep 10
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tok "multipath -F $wwid"
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sleep 10
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trun "modprobe -r scsi_debug"
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trun "cp /etc/multipath.conf.$$ /etc/multipath.conf"
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trun "multipath -F; multipath"
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tend
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