1#!/usr/bin/env bash 2# 3# Test case for image option amendment in qcow2. 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 $seq" 26 27status=1 # failure is the default! 28 29_cleanup() 30{ 31 _cleanup_test_img 32 _rm_test_img "$TEST_IMG.data" 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 40# This tests qcow2-specific low-level functionality 41_supported_fmt qcow2 42_supported_proto file 43_supported_os Linux 44# Conversion between different compat versions can only really work 45# with refcount_bits=16; 46# we have explicit tests for data_file here, but the whole test does 47# not work with it 48_unsupported_imgopts 'refcount_bits=\([^1]\|.\([^6]\|$\)\)' data_file 49 50echo 51echo "=== Testing version downgrade with zero expansion ===" 52echo 53_make_test_img -o "compat=1.1,lazy_refcounts=on" 64M 54$QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io 55$PYTHON qcow2.py "$TEST_IMG" dump-header 56$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 57$PYTHON qcow2.py "$TEST_IMG" dump-header 58$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 59_check_test_img 60 61echo 62echo "=== Testing version downgrade with zero expansion and 4K cache entries ===" 63echo 64_make_test_img -o "compat=1.1,lazy_refcounts=on" 64M 65$QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io 66$QEMU_IO -c "write -z 32M 128k" "$TEST_IMG" | _filter_qemu_io 67$QEMU_IO -c map "$TEST_IMG" | _filter_qemu_io 68$PYTHON qcow2.py "$TEST_IMG" dump-header 69$QEMU_IMG amend -o "compat=0.10" --image-opts \ 70 driver=qcow2,file.filename=$TEST_IMG,l2-cache-entry-size=4096 71$PYTHON qcow2.py "$TEST_IMG" dump-header 72$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 73$QEMU_IO -c "read -P 0 32M 128k" "$TEST_IMG" | _filter_qemu_io 74$QEMU_IO -c map "$TEST_IMG" | _filter_qemu_io 75_check_test_img 76 77echo 78echo "=== Testing dirty version downgrade ===" 79echo 80_make_test_img -o "compat=1.1,lazy_refcounts=on" 64M 81_NO_VALGRIND \ 82$QEMU_IO -c "write -P 0x2a 0 128k" -c flush \ 83 -c "sigraise $(kill -l KILL)" "$TEST_IMG" 2>&1 | _filter_qemu_io 84$PYTHON qcow2.py "$TEST_IMG" dump-header 85$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 86$PYTHON qcow2.py "$TEST_IMG" dump-header 87$QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io 88_check_test_img 89 90echo 91echo "=== Testing version downgrade with unknown compat/autoclear flags ===" 92echo 93_make_test_img -o "compat=1.1" 64M 94$PYTHON qcow2.py "$TEST_IMG" set-feature-bit compatible 42 95$PYTHON qcow2.py "$TEST_IMG" set-feature-bit autoclear 42 96$PYTHON qcow2.py "$TEST_IMG" dump-header 97$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 98$PYTHON qcow2.py "$TEST_IMG" dump-header 99_check_test_img 100 101echo 102echo "=== Testing version upgrade and resize ===" 103echo 104_make_test_img -o "compat=0.10" 64M 105$QEMU_IO -c "write -P 0x2a 42M 64k" "$TEST_IMG" | _filter_qemu_io 106$PYTHON qcow2.py "$TEST_IMG" dump-header 107$QEMU_IMG amend -o "compat=1.1,lazy_refcounts=on,size=128M" "$TEST_IMG" 108$PYTHON qcow2.py "$TEST_IMG" dump-header 109$QEMU_IO -c "read -P 0x2a 42M 64k" "$TEST_IMG" | _filter_qemu_io 110_check_test_img 111 112echo 113echo "=== Testing dirty lazy_refcounts=off ===" 114echo 115_make_test_img -o "compat=1.1,lazy_refcounts=on" 64M 116_NO_VALGRIND \ 117$QEMU_IO -c "write -P 0x2a 0 128k" -c flush \ 118 -c "sigraise $(kill -l KILL)" "$TEST_IMG" 2>&1 | _filter_qemu_io 119$PYTHON qcow2.py "$TEST_IMG" dump-header 120$QEMU_IMG amend -o "lazy_refcounts=off" "$TEST_IMG" 121$PYTHON qcow2.py "$TEST_IMG" dump-header 122$QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io 123_check_test_img 124 125echo 126echo "=== Testing backing file ===" 127echo 128_make_test_img -o "compat=1.1" 64M 129TEST_IMG="$TEST_IMG.base" _make_test_img -o "compat=1.1" 64M 130$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io 131$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 132$QEMU_IMG amend -o "backing_file=$TEST_IMG.base,backing_fmt=qcow2" "$TEST_IMG" 133$QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io 134_check_test_img 135 136echo 137echo "=== Testing invalid configurations ===" 138echo 139_make_test_img -o "compat=0.10" 64M 140$QEMU_IMG amend -o "lazy_refcounts=on" "$TEST_IMG" 141$QEMU_IMG amend -o "compat=1.1" "$TEST_IMG" # actually valid 142$QEMU_IMG amend -o "compat=0.10,lazy_refcounts=on" "$TEST_IMG" 143$QEMU_IMG amend -o "compat=0.42" "$TEST_IMG" 144$QEMU_IMG amend -o "foo=bar" "$TEST_IMG" 145$QEMU_IMG amend -o "cluster_size=1k" "$TEST_IMG" 146$QEMU_IMG amend -o "encryption=on" "$TEST_IMG" 147$QEMU_IMG amend -o "preallocation=on" "$TEST_IMG" 148 149echo 150echo "=== Testing correct handling of unset value ===" 151echo 152_make_test_img -o "compat=1.1,cluster_size=1k" 64M 153echo "Should work:" 154$QEMU_IMG amend -o "lazy_refcounts=on" "$TEST_IMG" 155echo "Should not work:" # Just to know which of these tests actually fails 156$QEMU_IMG amend -o "cluster_size=64k" "$TEST_IMG" 157 158echo 159echo "=== Testing zero expansion on inactive clusters ===" 160echo 161_make_test_img -o "compat=1.1" 64M 162$QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io 163$QEMU_IMG snapshot -c foo "$TEST_IMG" 164$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io 165$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 166_check_test_img 167$QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io 168$QEMU_IMG snapshot -a foo "$TEST_IMG" 169_check_test_img 170$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 171 172echo 173echo "=== Testing zero expansion on shared L2 table ===" 174echo 175_make_test_img -o "compat=1.1" 64M 176$QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io 177$QEMU_IMG snapshot -c foo "$TEST_IMG" 178$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 179_check_test_img 180$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 181$QEMU_IMG snapshot -a foo "$TEST_IMG" 182_check_test_img 183$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 184 185echo 186echo "=== Testing zero expansion on backed image ===" 187echo 188TEST_IMG="$TEST_IMG.base" _make_test_img -o "compat=1.1" 64M 189$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io 190_make_test_img -o "compat=1.1" -b "$TEST_IMG.base" 64M 191$QEMU_IO -c "read -P 0x2a 0 128k" -c "write -z 0 64k" "$TEST_IMG" | _filter_qemu_io 192$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 193_check_test_img 194$QEMU_IO -c "read -P 0 0 64k" -c "read -P 0x2a 64k 64k" "$TEST_IMG" | _filter_qemu_io 195 196echo 197echo "=== Testing zero expansion on backed inactive clusters ===" 198echo 199TEST_IMG="$TEST_IMG.base" _make_test_img -o "compat=1.1" 64M 200$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io 201_make_test_img -o "compat=1.1" -b "$TEST_IMG.base" 64M 202$QEMU_IO -c "write -z 0 64k" "$TEST_IMG" | _filter_qemu_io 203$QEMU_IMG snapshot -c foo "$TEST_IMG" 204$QEMU_IO -c "write -P 0x42 0 128k" "$TEST_IMG" | _filter_qemu_io 205$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 206_check_test_img 207$QEMU_IO -c "read -P 0x42 0 128k" "$TEST_IMG" | _filter_qemu_io 208$QEMU_IMG snapshot -a foo "$TEST_IMG" 209_check_test_img 210$QEMU_IO -c "read -P 0 0 64k" -c "read -P 0x2a 64k 64k" "$TEST_IMG" | _filter_qemu_io 211 212echo 213echo "=== Testing zero expansion on backed image with shared L2 table ===" 214echo 215TEST_IMG="$TEST_IMG.base" _make_test_img -o "compat=1.1" 64M 216$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io 217_make_test_img -o "compat=1.1" -b "$TEST_IMG.base" 64M 218$QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io 219$QEMU_IMG snapshot -c foo "$TEST_IMG" 220$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 221_check_test_img 222$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 223$QEMU_IMG snapshot -a foo "$TEST_IMG" 224_check_test_img 225$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 226 227echo 228echo "=== Testing preallocated zero expansion on full image ===" 229echo 230TEST_IMG="$TEST_IMG" _make_test_img -o "compat=1.1" 64M 231$QEMU_IO -c "write -P 0x2a 0 64M" "$TEST_IMG" -c "write -z 0 64M" | _filter_qemu_io 232$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 233_check_test_img 234$QEMU_IO -c "read -P 0 0 64M" "$TEST_IMG" | _filter_qemu_io 235 236echo 237echo "=== Testing progress report without snapshot ===" 238echo 239TEST_IMG="$TEST_IMG.base" _make_test_img -o "compat=1.1" 4G 240_make_test_img -o "compat=1.1" -b "$TEST_IMG.base" 4G 241$QEMU_IO -c "write -z 0 64k" \ 242 -c "write -z 1G 64k" \ 243 -c "write -z 2G 64k" \ 244 -c "write -z 3G 64k" "$TEST_IMG" | _filter_qemu_io 245$QEMU_IMG amend -p -o "compat=0.10" "$TEST_IMG" 246_check_test_img 247 248echo 249echo "=== Testing progress report with snapshot ===" 250echo 251TEST_IMG="$TEST_IMG.base" _make_test_img -o "compat=1.1" 4G 252_make_test_img -o "compat=1.1" -b "$TEST_IMG.base" 4G 253$QEMU_IO -c "write -z 0 64k" \ 254 -c "write -z 1G 64k" \ 255 -c "write -z 2G 64k" \ 256 -c "write -z 3G 64k" "$TEST_IMG" | _filter_qemu_io 257$QEMU_IMG snapshot -c foo "$TEST_IMG" 258$QEMU_IMG amend -p -o "compat=0.10" "$TEST_IMG" 259_check_test_img 260 261echo 262echo "=== Testing version downgrade with external data file ===" 263echo 264_make_test_img -o "compat=1.1,data_file=$TEST_IMG.data" 64M 265$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 266_img_info --format-specific 267_check_test_img 268 269echo 270echo "=== Try changing the external data file ===" 271echo 272_make_test_img -o "compat=1.1" 64M 273$QEMU_IMG amend -o "data_file=foo" "$TEST_IMG" 274 275echo 276_make_test_img -o "compat=1.1,data_file=$TEST_IMG.data" 64M 277$QEMU_IMG amend -o "data_file=foo" "$TEST_IMG" 278_img_info --format-specific 279TEST_IMG="data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" _img_info --format-specific --image-opts 280 281echo 282$QEMU_IMG amend -o "data_file=" --image-opts "data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" 283_img_info --format-specific 284TEST_IMG="data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" _img_info --format-specific --image-opts 285 286echo 287echo "=== Clearing and setting data-file-raw ===" 288echo 289_make_test_img -o "compat=1.1,data_file=$TEST_IMG.data,data_file_raw=on" 64M 290$QEMU_IMG amend -o "data_file_raw=on" "$TEST_IMG" 291_img_info --format-specific 292_check_test_img 293 294$QEMU_IMG amend -o "data_file_raw=off" "$TEST_IMG" 295_img_info --format-specific 296_check_test_img 297 298$QEMU_IMG amend -o "data_file_raw=on" "$TEST_IMG" 299_img_info --format-specific 300_check_test_img 301 302 303# success, all done 304echo "*** done" 305rm -f $seq.full 306status=0 307