1#!/usr/bin/env bash 2# group: rw auto quick 3# 4# Test that all qcow2 header extensions survive a header rewrite 5# 6# Copyright (C) 2011 Red Hat, Inc. 7# 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. 12# 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. 17# 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/>. 20# 21 22# creator 23owner=kwolf@redhat.com 24 25seq=`basename $0` 26echo "QA output created by $seq" 27 28status=1 # failure is the default! 29 30_cleanup() 31{ 32 _cleanup_test_img 33} 34trap "_cleanup; exit \$status" 0 1 2 3 15 35 36# get standard environment, filters and checks 37. ./common.rc 38. ./common.filter 39. ./common.pattern 40 41# This tests qcow2-specific low-level functionality 42_supported_fmt qcow2 43_supported_proto file fuse 44# We want to test compat=0.10, which does not support external data 45# files or refcount widths other than 16 or compression type 46_unsupported_imgopts data_file compression_type \ 47 'refcount_bits=\([^1]\|.\([^6]\|$\)\)' 48 49CLUSTER_SIZE=65536 50 51# qcow2.py output depends on the exact options used, so override the command 52# line here as an exception 53for compat in "compat=0.10" "compat=1.1"; do 54 55 echo 56 echo ===== Testing with -o $compat ===== 57 echo 58 echo === Create image with unknown header extension === 59 echo 60 _make_test_img -o $compat 64M 61 $PYTHON qcow2.py "$TEST_IMG" add-header-ext 0x12345678 "This is a test header extension" 62 _qcow2_dump_header 63 _check_test_img 64 65 echo 66 echo === Rewrite header with no backing file === 67 echo 68 $QEMU_IMG rebase -u -b "" "$TEST_IMG" 69 _qcow2_dump_header 70 _check_test_img 71 72 echo 73 echo === Add a backing file and format === 74 echo 75 $QEMU_IMG rebase -u -b "/some/backing/file/path" -F host_device "$TEST_IMG" 76 _qcow2_dump_header 77done 78 79# success, all done 80echo "*** done" 81rm -f $seq.full 82status=0 83