xref: /openbmc/qemu/tests/qemu-iotests/029 (revision 14a650ec)
1#!/bin/bash
2#
3# Test loading internal snapshots where the L1 table of the snapshot
4# is smaller than the current L1 table.
5#
6# Copyright (C) 2011 Red Hat, Inc.
7#
8# This program is free software; you can redistribute it and/or modify
9# it under the terms of the GNU General Public License as published by
10# the Free Software Foundation; either version 2 of the License, or
11# (at your option) any later version.
12#
13# This program is distributed in the hope that it will be useful,
14# but WITHOUT ANY WARRANTY; without even the implied warranty of
15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16# GNU General Public License for more details.
17#
18# You should have received a copy of the GNU General Public License
19# along with this program.  If not, see <http://www.gnu.org/licenses/>.
20#
21
22# creator
23owner=kwolf@redhat.com
24
25seq=`basename $0`
26echo "QA output created by $seq"
27
28here=`pwd`
29tmp=/tmp/$$
30status=1	# failure is the default!
31
32_cleanup()
33{
34	_cleanup_test_img
35}
36trap "_cleanup; exit \$status" 0 1 2 3 15
37
38# get standard environment, filters and checks
39. ./common.rc
40. ./common.filter
41. ./common.pattern
42
43# Any format supporting intenal snapshots
44_supported_fmt qcow2
45_supported_proto generic
46_supported_os Linux
47
48CLUSTER_SIZE=65536
49_make_test_img 64M
50$QEMU_IMG snapshot -c foo "$TEST_IMG"
51$QEMU_IO -c 'write -b 0 4k' "$TEST_IMG" | _filter_qemu_io
52$QEMU_IMG snapshot -a foo "$TEST_IMG"
53_check_test_img
54
55CLUSTER_SIZE=1024
56_make_test_img 16M
57$QEMU_IMG snapshot -c foo "$TEST_IMG"
58$QEMU_IO -c 'write -b 0 4M' "$TEST_IMG" | _filter_qemu_io
59$QEMU_IMG snapshot -a foo "$TEST_IMG"
60_check_test_img
61
62# success, all done
63echo "*** done"
64rm -f $seq.full
65status=0
66