1#!/bin/bash 2# 3# Test case for nested image formats 4# 5# Copyright (C) 2013 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 $seq" 26 27status=1 # failure is the default! 28 29_cleanup() 30{ 31 _cleanup_test_img 32} 33trap "_cleanup; exit \$status" 0 1 2 3 15 34 35# get standard environment, filters and checks 36. ./common.rc 37. ./common.filter 38 39_supported_fmt vpc vmdk vhdx vdi qed qcow2 qcow 40_supported_proto file 41_supported_os Linux 42 43IMG_SIZE=64M 44 45echo 46echo "=== Testing nested image formats ===" 47echo 48 49TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE 50 51$QEMU_IO -c 'write -P 42 0 512' -c 'write -P 23 512 512' \ 52 -c 'write -P 66 1024 512' "$TEST_IMG.base" | _filter_qemu_io 53 54$QEMU_IMG convert -f raw -O $IMGFMT "$TEST_IMG.base" "$TEST_IMG" 55 56$QEMU_IO -c "open -o driver=$IMGFMT,file.driver=$IMGFMT,file.file.filename=$TEST_IMG" \ 57 -c 'read -P 42 0 512' -c 'read -P 23 512 512' \ 58 -c 'read -P 66 1024 512' | _filter_qemu_io 59 60# When not giving any format, qemu should open only one "layer". Therefore, this 61# should not work for any image formats with a header. 62$QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io 63 64# success, all done 65echo "*** done" 66rm -f $seq.full 67status=0 68