Archipelago » qemu

#!/bin/bash

#

# Test loading internal snapshots where the L1 table of the snapshot

# is smaller than the current L1 table.

#

# Copyright (C) 2011 Red Hat, Inc.

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

#

# creator

owner=kwolf@redhat.com

seq=`basename $0`

echo "QA output created by $seq"

here=`pwd`

tmp=/tmp/$$

status=1	# failure is the default!

_cleanup()

{

	_cleanup_test_img

}

trap "_cleanup; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks

. ./common.rc

. ./common.filter

. ./common.pattern

# Any format supporting intenal snapshots

_supported_fmt qcow2

_supported_proto generic

_supported_os Linux

CLUSTER_SIZE=65536

_make_test_img 64M

$QEMU_IMG snapshot -c foo "$TEST_IMG"

$QEMU_IO -c 'write -b 0 4k' "$TEST_IMG" | _filter_qemu_io

$QEMU_IMG snapshot -a foo "$TEST_IMG"

_check_test_img

CLUSTER_SIZE=1024

_make_test_img 16M

$QEMU_IMG snapshot -c foo "$TEST_IMG"

$QEMU_IO -c 'write -b 0 4M' "$TEST_IMG" | _filter_qemu_io

$QEMU_IMG snapshot -a foo "$TEST_IMG"

_check_test_img

# success, all done

echo "*** done"

rm -f $seq.full

status=0