xref: /openbmc/qemu/tests/qemu-iotests/107 (revision ddbb0d09)
1#!/bin/bash
2#
3# Tests updates of the qcow2 L1 table
4#
5# Copyright (C) 2014 Red Hat, Inc.
6#
7# This program is free software; you can redistribute it and/or modify
8# it under the terms of the GNU General Public License as published by
9# the Free Software Foundation; either version 2 of the License, or
10# (at your option) any later version.
11#
12# This program is distributed in the hope that it will be useful,
13# but WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15# GNU General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with this program.  If not, see <http://www.gnu.org/licenses/>.
19#
20
21# creator
22owner=mreitz@redhat.com
23
24seq="$(basename $0)"
25echo "QA output created by $seq"
26
27here="$PWD"
28tmp=/tmp/$$
29status=1	# failure is the default!
30
31_cleanup()
32{
33	_cleanup_test_img
34}
35trap "_cleanup; exit \$status" 0 1 2 3 15
36
37# get standard environment, filters and checks
38. ./common.rc
39. ./common.filter
40
41_supported_fmt qcow2
42_supported_proto file nfs
43_supported_os Linux
44
45
46IMG_SIZE=64K
47
48echo
49echo '=== Updates should not write random data ==='
50echo
51
52_make_test_img $IMG_SIZE
53$QEMU_IO -c 'write 0 64k' "$TEST_IMG" | _filter_qemu_io
54$QEMU_IO -c "open -o driver=raw $TEST_IMG" -c 'read -p -P 0 196616 65528' \
55    | _filter_qemu_io
56
57# success, all done
58echo "*** done"
59rm -f $seq.full
60status=0
61
62