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lvm2/test/shell/lvcreate-thin-snap.sh
Zdenek Kabelac 76cc477fba tests: no warn if test does not need thin_repair
Set LVM_TEST_THIN_REPAIR_CMD to /bin/false for test which
doesn't need it.

This way - even if on the system there is no such tool present,
test will not result with warning about missing tool.

Also remove from Makefile settings of TEST vars which are set in
through /lib/paths  - this also allows to override them in test.
2015-05-17 20:24:36 +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
export LVM_TEST_THIN_REPAIR_CMD=${LVM_TEST_THIN_REPAIR_CMD-/bin/false}
. lib/inittest
test -e LOCAL_LVMPOLLD && skip
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
which mkfs.ext4 || 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 read-only thin snapshot of thin LV
lvcreate -K -s $vg/$lv1 -pr --name snap
# check snapshot filesystem was properly frozen before snapping
fsck -n "$DM_DEV_DIR/$vg/snap"
lvcreate -K -s $vg/$lv1 --name $lv2
lvcreate -K -s $vg/$lv1 --name $vg/$lv3
# old-snapshot without known size is invalid
invalid lvcreate --type snapshot $vg/$lv1
invalid lvcreate --type snapshot $vg/$lv1 --name $lv4
invalid lvcreate --type snapshot $vg/$lv1 --name $vg/$lv5
# some other ways how to take a thin snapshot
lvcreate -T $vg/$lv1
lvcreate --thin $vg/$lv1 --name $lv4
lvcreate --type thin $vg/$lv1 --name $vg/$lv5
# virtual size needs thin pool
fail lvcreate --type thin $vg/$lv1 -V20
# 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 -K -s --name sn1 $vg/$lv2
lvcreate -K -s --name sn2 $vg/sn1
lvcreate -K -s --name sn3 $vg/sn2
lvcreate -K -s --name sn4 $vg/sn3
lvremove -ff $vg
lvcreate -L10M --zero n -T $vg/pool -V10M --name $lv1
mkfs.ext4 "$DM_DEV_DIR/$vg/$lv1"
lvcreate -K -s $vg/$lv1 --name snap
fsck -n "$DM_DEV_DIR/$vg/snap"
vgremove -ff $vg