1#!/usr/bin/env bash 2# 3# Test qcow2 feature bits 4# 5# Copyright (C) 2011 Red Hat, Inc. 6# Copyright IBM, Corp. 2010 7# 8# Based on test 031. 9# 10# This program is free software; you can redistribute it and/or modify 11# it under the terms of the GNU General Public License as published by 12# the Free Software Foundation; either version 2 of the License, or 13# (at your option) any later version. 14# 15# This program is distributed in the hope that it will be useful, 16# but WITHOUT ANY WARRANTY; without even the implied warranty of 17# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18# GNU General Public License for more details. 19# 20# You should have received a copy of the GNU General Public License 21# along with this program. If not, see <http://www.gnu.org/licenses/>. 22# 23 24# creator 25owner=stefanha@linux.vnet.ibm.com 26 27seq=`basename $0` 28echo "QA output created by $seq" 29 30status=1 # failure is the default! 31 32_cleanup() 33{ 34 _cleanup_test_img 35} 36trap "_cleanup; exit \$status" 0 1 2 3 15 37 38# get standard environment, filters and checks 39. ./common.rc 40. ./common.filter 41. ./common.pattern 42 43# This tests qcow2-specific low-level functionality 44_supported_fmt qcow2 45_supported_proto file 46# Only qcow2v3 and later supports feature bits 47_unsupported_imgopts 'compat=0.10' 48 49echo 50echo === Image with unknown incompatible feature bit === 51echo 52_make_test_img 64M 53$PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 63 54 55# Without feature table 56$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 57$PYTHON qcow2.py "$TEST_IMG" dump-header | grep features 58$PYTHON qcow2.py "$TEST_IMG" dump-header-exts 59_img_info 60 61# With feature table containing bit 63 62printf "\x00\x3f%s" "Test feature" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 63_img_info 64 65echo 66echo === Image with multiple incompatible feature bits === 67echo 68_make_test_img 64M 69$PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 61 70$PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 62 71$PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 63 72 73# Without feature table 74$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 75_img_info 76 77# With feature table containing bit 63 78printf "\x00\x3f%s" "Test feature" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 79_img_info 80 81# With feature table containing bit 61 82$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 83printf "\x00\x3d%s" "Test feature" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 84_img_info 85 86# With feature table containing bits 61 and 62 87$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 88printf "\x00\x3d%s\x00%40s\x00\x3e%s\x00%40s" "test1" "" "test2" "" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 89_img_info 90 91# With feature table containing all bits 92$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 93printf "\x00\x3d%s\x00%40s\x00\x3e%s\x00%40s\x00\x3f%s\x00%40s" "test1" "" "test2" "" "test3" "" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 94_img_info 95 96# With feature table containing unrelated bits, including compatible/autoclear 97$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 98printf "\x01\x3d%s\x00%40s\x00\x3e%s\x00%40s\x02\x3f%s\x00%40s\x00\x3c%s\x00%40s" "test1" "" "test2" "" "test3" "" "test4" "" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 99_img_info 100 101 102echo === Create image with unknown autoclear feature bit === 103echo 104_make_test_img 64M 105$PYTHON qcow2.py "$TEST_IMG" set-feature-bit autoclear 63 106$PYTHON qcow2.py "$TEST_IMG" dump-header | grep features 107$PYTHON qcow2.py "$TEST_IMG" dump-header-exts 108 109echo 110echo === Repair image === 111echo 112_check_test_img -r all 113 114$PYTHON qcow2.py "$TEST_IMG" dump-header | grep features 115$PYTHON qcow2.py "$TEST_IMG" dump-header-exts 116 117# success, all done 118echo "*** done" 119rm -f $seq.full 120status=0 121