#!/bin/bash # # Test case for nested image formats # # Copyright (C) 2013 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=mreitz@redhat.com seq="$(basename $0)" echo "QA output created by $seq" here="$PWD" 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 _supported_fmt vpc vmdk vhdx vdi qed qcow2 qcow _supported_proto file _supported_os Linux IMG_SIZE=64M echo echo "=== Testing nested image formats ===" echo TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE $QEMU_IO -c 'write -P 42 0 512' -c 'write -P 23 512 512' \ -c 'write -P 66 1024 512' "$TEST_IMG.base" | _filter_qemu_io $QEMU_IMG convert -f raw -O $IMGFMT "$TEST_IMG.base" "$TEST_IMG" $QEMU_IO -c "open -o driver=$IMGFMT,file.driver=$IMGFMT,file.file.filename=$TEST_IMG" \ -c 'read -P 42 0 512' -c 'read -P 23 512 512' \ -c 'read -P 66 1024 512' | _filter_qemu_io # When not giving any format, qemu should open only one "layer". Therefore, this # should not work for any image formats with a header. $QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io # success, all done echo "*** done" rm -f $seq.full status=0