lvm2/test/shell/vgimportclone.sh

# Copyright (C) 2010-2011 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 2

vgcreate -c n --metadatasize 128k $vg1 $dev1
lvcreate -l100%FREE -n $lv1 $vg1

# Clone the LUN
dd if=$dev1 of=$dev2 bs=256K count=1
aux notify_lvmetad $dev2

# Verify pvs works on each device to give us vgname
check pv_field $dev1 vg_name $vg1
check pv_field $dev2 vg_name $vg1

# Import the cloned PV to a new VG
vgimportclone --basevgname $vg2 $dev2

# We need to re-scan *both* $dev1 and $dev2 since a PV, as far as lvmetad is
# concerned, can only live on a single device. With the last pvscan, we told it
# that PV from $dev1 now lives on $dev2, but in fact this is not true anymore,
# since we wrote a different PV over $dev2.
aux notify_lvmetad $dev2
aux notify_lvmetad $dev1

# Verify we can activate / deactivate the LV from both VGs
lvchange -ay $vg1/$lv1 $vg2/$lv1
vgchange -an $vg1 $vg2