1#!/bin/bash 2# 3# Test qemu-img operation on zero size images 4# 5# Copyright (C) 2012 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=kwolf@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 qcow qed 42_supported_proto file 43_supported_os Linux 44 45echo 46echo "== Creating zero size image ==" 47 48_make_test_img 0 49_check_test_img 50 51mv "$TEST_IMG" "$TEST_IMG.orig" 52 53echo 54echo "== Converting the image ==" 55 56$QEMU_IMG convert -O $IMGFMT "$TEST_IMG.orig" "$TEST_IMG" 57_check_test_img 58 59echo 60echo "== Converting the image, compressed ==" 61 62if [ "$IMGFMT" == "qcow2" ]; then 63 $QEMU_IMG convert -c -O $IMGFMT "$TEST_IMG.orig" "$TEST_IMG" 64fi 65_check_test_img 66 67echo 68echo "== Rebasing the image ==" 69 70$QEMU_IMG rebase -u -b "$TEST_IMG.orig" "$TEST_IMG" 71$QEMU_IMG rebase -b "$TEST_IMG.orig" "$TEST_IMG" 72_check_test_img 73 74# success, all done 75echo "*** done" 76rm -f $seq.full 77status=0 78 79