lvm2/test/shell/vgsplit-raid.sh

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

# Test vgsplit operation, including different LV types
SKIP_WITH_LVMPOLLD=1

. lib/inittest

COMM() {
	LAST_TEST="$@"
}

create_vg_() {
	vgcreate -s 64k "$@"
}

aux have_raid 1 3 0 || skip

aux prepare_pvs 5 10

#
# vgsplit can be done into a new or existing VG
#
for i in new existing
do
	#
	# We can have PVs or LVs on the cmdline
	#
	for j in PV LV
	do
COMM "vgsplit correctly splits RAID LV into $i VG ($j args)"
		create_vg_ $vg1 "$dev1" "$dev2" "$dev3"
		test $i = existing && create_vg_ $vg2 "$dev5"

		lvcreate -an -Zn -l 64 --type raid5 -i 2 -n $lv1 $vg1
		if [ $j = PV ]; then
		  not vgsplit $vg1 $vg2 "$dev1"
		  not vgsplit $vg1 $vg2 "$dev2"
		  not vgsplit $vg1 $vg2 "$dev1" "$dev2"
		  vgsplit $vg1 $vg2 "$dev1" "$dev2" "$dev3"
		else
		  vgsplit -n $lv1 $vg1 $vg2
		fi
		if [ $i = existing ]; then
		  check pvlv_counts $vg2 4 1 0
		else
		  check pvlv_counts $vg2 3 1 0
		fi
		vgremove -f $vg2
	done
done