lvm2/test/shell/metadata.sh

#!/bin/sh
# Copyright (C) 2008 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

. lib/test

aux prepare_devs 5

pvcreate "$dev1"
pvcreate --metadatacopies 0 "$dev2"
pvcreate --metadatacopies 0 "$dev3"
pvcreate "$dev4"
pvcreate --metadatacopies 0 "$dev5"

vgcreate $vg $(cat DEVICES)
lvcreate -n $lv -l 1 -i5 -I256 $vg

pvchange -x n "$dev1"
pvchange -x y "$dev1"
vgchange -a n $vg
pvchange --uuid "$dev1"
pvchange --uuid "$dev2"
vgremove -f $vg

# check that PVs without metadata don't cause too many full device rescans (bz452606)
for mdacp in 1 0; do
	pvcreate --metadatacopies $mdacp $(cat DEVICES)
	pvcreate "$dev1"
	vgcreate $vg $(cat DEVICES)
	lvcreate -n $lv1 -l 2 -i5 -I256 $vg
	lvcreate -aey -n $lv2 --type mirror -m2 -l 2  $vg
	lvchange -an $vg/$lv1 $vg/$lv2
	vgchange -aey $vg
	lvchange -an $vg/$lv1 $vg/$lv2
	vgremove -f $vg
done
not grep "Cached VG .* incorrect PV list" out0

# some M1 metadata tests
pvcreate -M1 "$dev1" "$dev2" "$dev3"
pv3_uuid=$(get pv_field "$dev3" pv_uuid)
vgcreate -M1 $vg "$dev1" "$dev2" "$dev3"
pvchange --uuid "$dev1"

# verify pe_start of all M1 PVs
pv_align="128.00k"
check pv_field "$dev1" pe_start $pv_align
check pv_field "$dev2" pe_start $pv_align
check pv_field "$dev3" pe_start $pv_align

pvs --units k -o name,pe_start,vg_mda_size,vg_name $(cat DEVICES)

# upgrade from v1 to v2 metadata
vgconvert -M2 $vg

# verify pe_start of all M2 PVs
check pv_field "$dev1" pe_start $pv_align
check pv_field "$dev2" pe_start $pv_align
check pv_field "$dev3" pe_start $pv_align

pvs --units k -o name,pe_start,vg_mda_size,vg_name $(cat DEVICES)

# create backup and then restore $dev3
vgcfgbackup -f $TESTDIR/bak-%s $vg
pvcreate -ff -y --restorefile $TESTDIR/bak-$vg --uuid $pv3_uuid "$dev3"
vgcfgrestore -f $TESTDIR/bak-$vg $vg

# verify pe_start of $dev3
check pv_field "$dev3" pe_start $pv_align