| #!/bin/sh |
| # Copyright (C) 2013-2014 Red Hat, Inc. All rights reserved. |
| # |
| # This copyrighted material is made available to anyone wishing to use, |
| # modify, copy, or redistribute it subject to the terms and conditions |
| # of the GNU General Public License v.2. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write to the Free Software Foundation, |
| # Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| |
| SKIP_WITH_LVMLOCKD=1 |
| SKIP_WITH_LVMPOLLD=1 |
| |
| . lib/inittest |
| |
| get_image_pvs() { |
| local d |
| local images |
| |
| images=`dmsetup ls | grep ${1}-${2}_.image_.* | cut -f1 | sed -e s:-:/:` |
| lvs --noheadings -a -o devices $images | sed s/\(.\)// |
| } |
| |
| ######################################################## |
| # MAIN |
| ######################################################## |
| aux raid456_replace_works || skip |
| aux have_raid 1 3 0 || skip |
| |
| aux prepare_pvs 7 # 7 devices for 2 dev replacement of 5-dev RAID6 |
| vgcreate -s 256k $vg $(cat DEVICES) |
| |
| # RAID 4/5/6 (can replace up to 'parity' devices) |
| for i in 4 5 6; do |
| lvcreate --type raid$i -i 3 -l 3 -n $lv1 $vg |
| |
| if [ $i -eq 6 ]; then |
| dev_cnt=5 |
| limit=2 |
| else |
| dev_cnt=4 |
| limit=1 |
| fi |
| |
| for j in {1..3}; do |
| for o in $(seq 0 $i); do |
| replace="" |
| |
| devices=( $(get_image_pvs $vg $lv1) ) |
| |
| for k in $(seq $j); do |
| index=$((($k + $o) % $dev_cnt)) |
| replace="$replace --replace ${devices[$index]}" |
| done |
| aux wait_for_sync $vg $lv1 |
| |
| if [ $j -gt $limit ]; then |
| not lvconvert $replace $vg/$lv1 |
| else |
| lvconvert $replace $vg/$lv1 |
| fi |
| done |
| done |
| |
| lvremove -ff $vg |
| done |
| |
| vgremove -ff $vg |