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lvm2/test/shell/lvcreate-thin-snap.sh
2012-10-10 21:22:12 +02:00

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#!/bin/sh
# Copyright (C) 2012 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
check_lv_field_modules_()
{
mod=$1
shift
for d in $*; do
check lv_field $vg/$d modules $mod
done
}
#
# Main
#
aux have_thin 1 0 0 || skip
aux prepare_pvs 2 64
vgcreate $vg -s 64K $(cat DEVICES)
lvcreate -L10M -V10M -T $vg/pool --name $lv1
mkfs.ext4 $DM_DEV_DIR/$vg/$lv1
# create thin snapshot of thin LV
lvcreate -s $vg/$lv1
# check snapshot filesystem was properly frozen before snapping
fsck -p $DM_DEV_DIR/$vg/lvol0
lvcreate -s $vg/$lv1 --name $lv2
lvcreate -s $vg/$lv1 --name $vg/$lv3
lvcreate --type snapshot $vg/$lv1
lvcreate --type snapshot $vg/$lv1 --name $lv4
lvcreate --type snapshot $vg/$lv1 --name $vg/$lv5
# create old-style snapshot
lvcreate -s -L10M --name oldsnap1 $vg/$lv2
lvcreate -s -L10M --name oldsnap2 $vg/$lv2
# thin snap of snap of snap...
lvcreate -s --name sn1 $vg/$lv2
lvcreate -s --name sn2 $vg/sn1
lvcreate -s --name sn3 $vg/sn2
lvcreate -s --name sn4 $vg/sn3
vgremove -ff $vg