test qemu-img convert with backing file for the output image
[qemu-iotests/stefanha.git] / 012
blob79f1dea5e5e49335c5f30658250bbac91a19995e
1 #!/bin/sh
3 # Make sure we can open read-only images
5 # Regression fixed by commit 11a1feb6552e3a4709e454faea5e3be5ca8d9e6a.
7 # Copyright (C) 2009 Red Hat, Inc.
9 # This program is free software; you can redistribute it and/or modify
10 # it under the terms of the GNU General Public License as published by
11 # the Free Software Foundation; either version 2 of the License, or
12 # (at your option) any later version.
14 # This program is distributed in the hope that it will be useful,
15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 # GNU General Public License for more details.
19 # You should have received a copy of the GNU General Public License
20 # along with this program; if not, write to the Free Software
21 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
22 # USA
25 # creator
26 owner=hch@lst.de
28 seq=`basename $0`
29 echo "QA output created by $seq"
31 here=`pwd`
32 tmp=/tmp/$$
33 status=1 # failure is the default!
35 _cleanup()
37 _cleanup_test_img
39 trap "_cleanup; exit \$status" 0 1 2 3 15
41 # get standard environment, filters and checks
42 . ./common.rc
43 . ./common.filter
45 _supported_fmt generic
46 _supported_os Linux
49 size=128M
50 _make_test_img $size
52 echo
53 echo "== mark image read-only"
54 chmod a-w $TEST_IMG
56 echo
57 echo "== read from read-only image"
58 $QEMU_IO -r -c "read 0 512" $TEST_IMG | _filter_qemu_io
60 # success, all done
61 echo "*** done"
62 rm -f $seq.full
63 status=0