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git://sourceware.org/git/lvm2.git
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57 lines
1.7 KiB
Bash
57 lines
1.7 KiB
Bash
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#!/bin/sh
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# Copyright (C) 2012 Red Hat, Inc. All rights reserved.
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#
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# This copyrighted material is made available to anyone wishing to use,
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# modify, copy, or redistribute it subject to the terms and conditions
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# of the GNU General Public License v.2.
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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, write to the Free Software Foundation,
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# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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. lib/test
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get_image_pvs() {
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local d
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local images
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images=`dmsetup ls | grep ${1}-${2}_.image_.* | cut -f1 | sed -e s:-:/:`
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lvs --noheadings -a -o devices $images | sed s/\(.\)//
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}
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########################################################
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# MAIN
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########################################################
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# RAID10: Can replace 'copies - 1' devices from each stripe
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# Tests are run on 2-way mirror, 3-way stripe RAID10
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aux target_at_least dm-raid 1 3 1 || skip
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# 9 PVs needed for RAID10 testing (3-stripes/2-mirror - replacing 3 devs)
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aux prepare_pvs 9 80
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vgcreate -c n -s 256k $vg $(cat DEVICES)
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lvcreate --type raid10 -m 1 -i 3 -l 3 -n $lv1 $vg
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aux wait_for_sync $vg $lv1
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# Can replace any single device
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for i in $(get_image_pvs $vg $lv1); do
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lvconvert --replace $i $vg/$lv1
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aux wait_for_sync $vg $lv1
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done
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# Can't replace adjacent devices
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devices=( $(get_image_pvs $vg $lv1) )
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not lvconvert --replace ${devices[0]} --replace ${devices[1]} $vg/$lv1
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not lvconvert --replace ${devices[2]} --replace ${devices[3]} $vg/$lv1
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not lvconvert --replace ${devices[4]} --replace ${devices[5]} $vg/$lv1
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# Can replace non-adjacent devices
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for i in 0 1; do
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lvconvert \
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--replace ${devices[$i]} \
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--replace ${devices[$(($i + 2))]} \
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--replace ${devices[$(($i + 4))]} \
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$vg/$lv1
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aux wait_for_sync $vg $lv1
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done
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