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#!/usr/bin/env bash
# Copyright (C) 2019 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_LVMPOLLD = 1
. lib/inittest
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aux have_raid 1 3 0 || skip
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PROGRESS = 0
aux have_raid 1 13 0 && PROGRESS = 1
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# Use smallest regionsize to save VG space
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regionsize = $( getconf PAGESIZE) # in bytes
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let pageregions = regionsize*8 # number of regions per MD bitmap page
# in KiB
let regionsize = regionsize/1024
# in MiB
let lvsz = pageregions*regionsize/1024
let lvext = lvsz/8
aux prepare_pvs 2 $(( $lvsz + 3 * $lvext ))
get_devs
vgcreate -s 4k $vg ${ DEVICES [@] }
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# Keep $dev1 & $dev2 always open via small active LVs.
# This trick avoids race on system with scanning udev service
# when device is 'in-use' and we cleared _rimage & _rmeta.
lvcreate -l1 $vg " $dev1 "
lvcreate -l1 $vg " $dev2 "
sector = $(( $( get first_extent_sector " $dev2 " ) + 2048 ))
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aux zero_dev " $dev1 " " ${ sector } : "
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aux delayzero_dev " $dev2 " 0 10 " ${ sector } : "
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# Create raid1 LV consuming 1 MD bitmap page
lvcreate --yes --type raid1 --regionsize ${ regionsize } K -L$(( $lvsz - $lvext )) M -n $lv1 $vg
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lvs -a $vg
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not check lv_field $vg /$lv1 sync_percent "100.00"
check lv_field $vg /$lv1 size " $(( $lvsz - $lvext )) .00m " $vg /$lv1
aux wait_for_sync $vg $lv1
check lv_field $vg /$lv1 sync_percent "100.00"
check lv_field $vg /$lv1 region_size "4.00k"
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# to slow down extension - slowdown readings
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aux delayzero_dev " $dev1 " 50 0 " ${ sector } : "
aux delayzero_dev " $dev2 " 0 50 " ${ sector } : "
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# Extend so that full MD bitmap page is consumed
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lvextend -y -L+${ lvext } M $vg /$lv1
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if [ $PROGRESS -eq 1 ]
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then
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not check lv_field $vg /$lv1 sync_percent "100.00"
check lv_field $vg /$lv1 size " $(( $lvsz )) .00m " $vg /$lv1
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fi
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aux wait_for_sync $vg $lv1
check lv_field $vg /$lv1 sync_percent "100.00"
# Extend so that another MD bitmap page is allocated
lvextend -y -L+${ lvext } M $vg /$lv1
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if [ $PROGRESS -eq 1 ]
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then
not check lv_field $vg /$lv1 sync_percent "100.00"
else
check lv_field $vg /$lv1 sync_percent "100.00"
fi
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aux enable_dev " $dev1 "
aux enable_dev " $dev2 "
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aux wait_for_sync $vg $lv1
check lv_field $vg /$lv1 sync_percent "100.00"
check lv_field $vg /$lv1 size " $(( $lvsz + $lvext )) .00m " $vg /$lv1
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vgremove -ff $vg