4 # Test case for nested image formats
6 # Copyright (C) 2013 Red Hat, Inc.
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.
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.
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/>.
23 owner=hreitz@redhat.com
26 echo "QA output created by $seq"
28 status=1 # failure is the default!
34 trap "_cleanup; exit \$status" 0 1 2 3 15
36 # get standard environment, filters and checks
40 _supported_fmt vpc vmdk vhdx vdi qed qcow2 qcow
42 _unsupported_imgopts "subformat=streamOptimized"
47 echo "=== Testing nested image formats ==="
50 TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE
52 $QEMU_IO -c 'write -P 42 0 512' -c 'write -P 23 512 512' \
53 -c 'write -P 66 1024 512' "$TEST_IMG.base" | _filter_qemu_io
55 $QEMU_IMG convert -f raw -O $IMGFMT "$TEST_IMG.base" "$TEST_IMG"
57 $QEMU_IO -c "open -o driver=$IMGFMT,file.driver=$IMGFMT,file.file.filename=$TEST_IMG" \
58 -c 'read -P 42 0 512' -c 'read -P 23 512 512' \
59 -c 'read -P 66 1024 512' | _filter_qemu_io
61 # When not giving any format, qemu should open only one "layer". Therefore, this
62 # should not work for any image formats with a header.
63 $QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io