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 fuse 46# Only qcow2v3 and later supports feature bits; 47# qcow2.py does not support external data files; 48# this test requires a cluster size large enough for the feature table 49_unsupported_imgopts 'compat=0.10' data_file \ 50 'cluster_size=\(512\|1024\|2048\|4096\)' 51 52echo 53echo === Image with unknown incompatible feature bit === 54echo 55_make_test_img 64M 56$PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 63 57 58# Without feature table 59$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 60$PYTHON qcow2.py "$TEST_IMG" dump-header | grep features 61$PYTHON qcow2.py "$TEST_IMG" dump-header-exts 62_img_info 63 64# With feature table containing bit 63 65printf "\x00\x3f%s" "Test feature" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 66_img_info 67 68echo 69echo === Image with multiple incompatible feature bits === 70echo 71_make_test_img 64M 72$PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 61 73$PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 62 74$PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 63 75 76# Without feature table 77$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 78_img_info 79 80# With feature table containing bit 63 81printf "\x00\x3f%s" "Test feature" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 82_img_info 83 84# With feature table containing bit 61 85$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 86printf "\x00\x3d%s" "Test feature" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 87_img_info 88 89# With feature table containing bits 61 and 62 90$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 91printf "\x00\x3d%s\x00%40s\x00\x3e%s\x00%40s" "test1" "" "test2" "" | $PYTHON qcow2.py "$TEST_IMG" add-header-ext-stdio 0x6803f857 92_img_info 93 94# With feature table containing all bits 95$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 96printf "\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 97_img_info 98 99# With feature table containing unrelated bits, including compatible/autoclear 100$PYTHON qcow2.py "$TEST_IMG" del-header-ext 0x6803f857 101printf "\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 102_img_info 103 104 105echo === Create image with unknown autoclear feature bit === 106echo 107_make_test_img 64M 108$PYTHON qcow2.py "$TEST_IMG" set-feature-bit autoclear 63 109$PYTHON qcow2.py "$TEST_IMG" dump-header | grep features 110$PYTHON qcow2.py "$TEST_IMG" dump-header-exts 111 112echo 113echo === Repair image === 114echo 115_check_test_img -r all 116 117$PYTHON qcow2.py "$TEST_IMG" dump-header | grep features 118$PYTHON qcow2.py "$TEST_IMG" dump-header-exts 119 120# success, all done 121echo "*** done" 122rm -f $seq.full 123status=0 124