1#!/usr/bin/env bash 2# group: rw auto 3# 4# Test case for image option amendment in qcow2. 5# 6# Copyright (C) 2013 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=hreitz@redhat.com 24 25seq=`basename $0` 26echo "QA output created by $seq" 27 28status=1 # failure is the default! 29 30_cleanup() 31{ 32 _cleanup_test_img 33 _rm_test_img "$TEST_IMG.data" 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# This tests qcow2-specific low-level functionality 42_supported_fmt qcow2 43_supported_proto file 44_supported_os Linux 45# Conversion between different compat versions can only really work 46# with refcount_bits=16; 47# we have explicit tests for data_file here, but the whole test does 48# not work with it; 49# we have explicit tests for various cluster sizes, the remaining tests 50# require the default 64k cluster 51# we don't have explicit tests for zstd qcow2 compression type, as zstd may be 52# not compiled in. And we can't create compat images with compression type 53# extension 54_unsupported_imgopts 'refcount_bits=\([^1]\|.\([^6]\|$\)\)' data_file \ 55 cluster_size compression_type 56 57echo 58echo "=== Testing version downgrade with zero expansion ===" 59echo 60_make_test_img -o "compat=1.1,lazy_refcounts=on" 64M 61$QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io 62_qcow2_dump_header 63$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 64_qcow2_dump_header 65$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 66_check_test_img 67 68echo 69echo "=== Testing version downgrade with zero expansion and 4K cache entries ===" 70echo 71_make_test_img -o "compat=1.1,lazy_refcounts=on" 64M 72$QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io 73$QEMU_IO -c "write -z 32M 128k" "$TEST_IMG" | _filter_qemu_io 74$QEMU_IO -c map "$TEST_IMG" | _filter_qemu_io 75_qcow2_dump_header 76$QEMU_IMG amend -o "compat=0.10" --image-opts \ 77 driver=qcow2,file.filename=$TEST_IMG,l2-cache-entry-size=4096 78_qcow2_dump_header 79$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 80$QEMU_IO -c "read -P 0 32M 128k" "$TEST_IMG" | _filter_qemu_io 81$QEMU_IO -c map "$TEST_IMG" | _filter_qemu_io 82_check_test_img 83 84echo 85echo "=== Testing dirty version downgrade ===" 86echo 87_make_test_img -o "compat=1.1,lazy_refcounts=on" 64M 88_NO_VALGRIND \ 89$QEMU_IO -c "write -P 0x2a 0 128k" -c flush \ 90 -c "sigraise $(kill -l KILL)" "$TEST_IMG" 2>&1 | _filter_qemu_io 91_qcow2_dump_header 92$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 93_qcow2_dump_header 94$QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io 95_check_test_img 96 97echo 98echo "=== Testing version downgrade with unknown compat/autoclear flags ===" 99echo 100_make_test_img -o "compat=1.1" 64M 101$PYTHON qcow2.py "$TEST_IMG" set-feature-bit compatible 42 102$PYTHON qcow2.py "$TEST_IMG" set-feature-bit autoclear 42 103_qcow2_dump_header 104$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 105_qcow2_dump_header 106_check_test_img 107 108echo 109echo "=== Testing version upgrade and resize ===" 110echo 111_make_test_img -o "compat=0.10" 64M 112$QEMU_IO -c "write -P 0x2a 42M 64k" "$TEST_IMG" | _filter_qemu_io 113_qcow2_dump_header 114$QEMU_IMG amend -o "compat=1.1,lazy_refcounts=on,size=128M" "$TEST_IMG" 115_qcow2_dump_header 116$QEMU_IO -c "read -P 0x2a 42M 64k" "$TEST_IMG" | _filter_qemu_io 117_check_test_img 118 119echo 120echo "=== Testing resize with snapshots ===" 121echo 122_make_test_img -o "compat=0.10" 32M 123$QEMU_IO -c "write -P 0x2a 24M 64k" "$TEST_IMG" | _filter_qemu_io 124$QEMU_IMG snapshot -c foo "$TEST_IMG" 125$QEMU_IMG resize "$TEST_IMG" 64M && 126 echo "unexpected pass" 127_qcow2_dump_header | grep '^\(version\|size\|nb_snap\)' 128 129$QEMU_IMG amend -o "compat=1.1,size=128M" "$TEST_IMG" || 130 echo "unexpected fail" 131_qcow2_dump_header | grep '^\(version\|size\|nb_snap\)' 132 133$QEMU_IMG snapshot -c bar "$TEST_IMG" 134$QEMU_IMG resize --shrink "$TEST_IMG" 64M || 135 echo "unexpected fail" 136_qcow2_dump_header | grep '^\(version\|size\|nb_snap\)' 137 138$QEMU_IMG amend -o "compat=0.10,size=32M" "$TEST_IMG" && 139 echo "unexpected pass" 140_qcow2_dump_header | grep '^\(version\|size\|nb_snap\)' 141 142$QEMU_IMG snapshot -a bar "$TEST_IMG" || 143 echo "unexpected fail" 144_qcow2_dump_header | grep '^\(version\|size\|nb_snap\)' 145 146$QEMU_IMG snapshot -d bar "$TEST_IMG" 147$QEMU_IMG amend -o "compat=0.10,size=32M" "$TEST_IMG" || 148 echo "unexpected fail" 149_qcow2_dump_header | grep '^\(version\|size\|nb_snap\)' 150 151_check_test_img 152 153 154echo 155echo "=== Testing dirty lazy_refcounts=off ===" 156echo 157_make_test_img -o "compat=1.1,lazy_refcounts=on" 64M 158_NO_VALGRIND \ 159$QEMU_IO -c "write -P 0x2a 0 128k" -c flush \ 160 -c "sigraise $(kill -l KILL)" "$TEST_IMG" 2>&1 | _filter_qemu_io 161_qcow2_dump_header 162$QEMU_IMG amend -o "lazy_refcounts=off" "$TEST_IMG" 163_qcow2_dump_header 164$QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io 165_check_test_img 166 167echo 168echo "=== Testing backing file ===" 169echo 170_make_test_img -o "compat=1.1" 64M 171TEST_IMG="$TEST_IMG.base" _make_test_img -o "compat=1.1" 64M 172$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io 173$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 174$QEMU_IMG amend -o "backing_file=$TEST_IMG.base,backing_fmt=qcow2" \ 175 "$TEST_IMG" && echo "unexpected pass" 176$QEMU_IMG rebase -u -b "$TEST_IMG.base" -F qcow2 "$TEST_IMG" 177$QEMU_IMG amend -o "backing_file=$TEST_IMG.base,backing_fmt=qcow2" "$TEST_IMG" 178$QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io 179_check_test_img 180 181echo 182echo "=== Testing invalid configurations ===" 183echo 184_make_test_img -o "compat=0.10" 64M 185$QEMU_IMG amend -o "lazy_refcounts=on" "$TEST_IMG" 186$QEMU_IMG amend -o "compat=1.1" "$TEST_IMG" # actually valid 187$QEMU_IMG amend -o "compat=0.10,lazy_refcounts=on" "$TEST_IMG" 188$QEMU_IMG amend -o "compat=0.42" "$TEST_IMG" 189$QEMU_IMG amend -o "foo=bar" "$TEST_IMG" 190$QEMU_IMG amend -o "cluster_size=1k" "$TEST_IMG" 191$QEMU_IMG amend -o "encryption=on" "$TEST_IMG" 192$QEMU_IMG amend -o "preallocation=on" "$TEST_IMG" 193 194echo 195echo "=== Testing correct handling of unset value ===" 196echo 197_make_test_img -o "compat=1.1,cluster_size=1k" 64M 198echo "Should work:" 199$QEMU_IMG amend -o "lazy_refcounts=on" "$TEST_IMG" 200echo "Should not work:" # Just to know which of these tests actually fails 201$QEMU_IMG amend -o "cluster_size=64k" "$TEST_IMG" 202 203echo 204echo "=== Testing zero expansion on inactive clusters ===" 205echo 206_make_test_img -o "compat=1.1" 64M 207$QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io 208$QEMU_IMG snapshot -c foo "$TEST_IMG" 209$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io 210$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 211_check_test_img 212$QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io 213$QEMU_IMG snapshot -a foo "$TEST_IMG" 214_check_test_img 215$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 216 217echo 218echo "=== Testing zero expansion on shared L2 table ===" 219echo 220_make_test_img -o "compat=1.1" 64M 221$QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io 222$QEMU_IMG snapshot -c foo "$TEST_IMG" 223$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 224_check_test_img 225$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 226$QEMU_IMG snapshot -a foo "$TEST_IMG" 227_check_test_img 228$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 229 230echo 231echo "=== Testing zero expansion on backed image ===" 232echo 233TEST_IMG="$TEST_IMG.base" _make_test_img -o "compat=1.1" 64M 234$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io 235_make_test_img -o "compat=1.1" -b "$TEST_IMG.base" -F $IMGFMT 64M 236$QEMU_IO -c "read -P 0x2a 0 128k" -c "write -z 0 64k" "$TEST_IMG" | _filter_qemu_io 237$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 238_check_test_img 239$QEMU_IO -c "read -P 0 0 64k" -c "read -P 0x2a 64k 64k" "$TEST_IMG" | _filter_qemu_io 240 241echo 242echo "=== Testing zero expansion on backed inactive clusters ===" 243echo 244TEST_IMG="$TEST_IMG.base" _make_test_img -o "compat=1.1" 64M 245$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io 246_make_test_img -o "compat=1.1" -b "$TEST_IMG.base" -F $IMGFMT 64M 247$QEMU_IO -c "write -z 0 64k" "$TEST_IMG" | _filter_qemu_io 248$QEMU_IMG snapshot -c foo "$TEST_IMG" 249$QEMU_IO -c "write -P 0x42 0 128k" "$TEST_IMG" | _filter_qemu_io 250$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 251_check_test_img 252$QEMU_IO -c "read -P 0x42 0 128k" "$TEST_IMG" | _filter_qemu_io 253$QEMU_IMG snapshot -a foo "$TEST_IMG" 254_check_test_img 255$QEMU_IO -c "read -P 0 0 64k" -c "read -P 0x2a 64k 64k" "$TEST_IMG" | _filter_qemu_io 256 257echo 258echo "=== Testing zero expansion on backed image with shared L2 table ===" 259echo 260TEST_IMG="$TEST_IMG.base" _make_test_img -o "compat=1.1" 64M 261$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io 262_make_test_img -o "compat=1.1" -b "$TEST_IMG.base" -F $IMGFMT 64M 263$QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io 264$QEMU_IMG snapshot -c foo "$TEST_IMG" 265$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 266_check_test_img 267$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 268$QEMU_IMG snapshot -a foo "$TEST_IMG" 269_check_test_img 270$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io 271 272echo 273echo "=== Testing preallocated zero expansion on full image ===" 274echo 275TEST_IMG="$TEST_IMG" _make_test_img -o "compat=1.1" 64M 276$QEMU_IO -c "write -P 0x2a 0 64M" "$TEST_IMG" -c "write -z 0 64M" | _filter_qemu_io 277$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 278_check_test_img 279$QEMU_IO -c "read -P 0 0 64M" "$TEST_IMG" | _filter_qemu_io 280 281echo 282echo "=== Testing progress report without snapshot ===" 283echo 284TEST_IMG="$TEST_IMG.base" _make_test_img -o "compat=1.1" 4G 285_make_test_img -o "compat=1.1" -b "$TEST_IMG.base" -F $IMGFMT 4G 286$QEMU_IO -c "write -z 0 64k" \ 287 -c "write -z 1G 64k" \ 288 -c "write -z 2G 64k" \ 289 -c "write -z 3G 64k" "$TEST_IMG" | _filter_qemu_io 290$QEMU_IMG amend -p -o "compat=0.10" "$TEST_IMG" 291_check_test_img 292 293echo 294echo "=== Testing progress report with snapshot ===" 295echo 296TEST_IMG="$TEST_IMG.base" _make_test_img -o "compat=1.1" 4G 297_make_test_img -o "compat=1.1" -b "$TEST_IMG.base" -F $IMGFMT 4G 298$QEMU_IO -c "write -z 0 64k" \ 299 -c "write -z 1G 64k" \ 300 -c "write -z 2G 64k" \ 301 -c "write -z 3G 64k" "$TEST_IMG" | _filter_qemu_io 302$QEMU_IMG snapshot -c foo "$TEST_IMG" 303$QEMU_IMG amend -p -o "compat=0.10" "$TEST_IMG" 304_check_test_img 305 306echo 307echo "=== Testing version downgrade with external data file ===" 308echo 309_make_test_img -o "compat=1.1,data_file=$TEST_IMG.data" 64M 310$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 311_img_info --format-specific 312_check_test_img 313 314echo 315echo "=== Testing version downgrade with extended L2 entries ===" 316echo 317_make_test_img -o "compat=1.1,extended_l2=on" 64M 318$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" 319 320echo 321echo "=== Try changing the external data file ===" 322echo 323_make_test_img -o "compat=1.1" 64M 324$QEMU_IMG amend -o "data_file=foo" "$TEST_IMG" 325 326echo 327_make_test_img -o "compat=1.1,data_file=$TEST_IMG.data" 64M 328$QEMU_IMG amend -o "data_file=foo" "$TEST_IMG" 329$QEMU_IO -c "read 0 4k" "$TEST_IMG" 2>&1 | _filter_testdir | _filter_imgfmt 330$QEMU_IO -c "open -o data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" -c "read 0 4k" | _filter_qemu_io 331TEST_IMG="data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" _img_info --format-specific --image-opts 332 333echo 334$QEMU_IMG amend -o "data_file=" --image-opts "data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" 335$QEMU_IO -c "read 0 4k" "$TEST_IMG" 2>&1 | _filter_testdir | _filter_imgfmt 336$QEMU_IO -c "open -o data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" -c "read 0 4k" | _filter_qemu_io 337TEST_IMG="data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" _img_info --format-specific --image-opts 338 339echo 340echo "=== Clearing and setting data-file-raw ===" 341echo 342_make_test_img -o "compat=1.1,data_file=$TEST_IMG.data,data_file_raw=on" 64M 343$QEMU_IMG amend -o "data_file_raw=on" "$TEST_IMG" 344_img_info --format-specific 345_check_test_img 346 347$QEMU_IMG amend -o "data_file_raw=off" "$TEST_IMG" 348_img_info --format-specific 349_check_test_img 350 351$QEMU_IMG amend -o "data_file_raw=on" "$TEST_IMG" 352_img_info --format-specific 353_check_test_img 354 355 356# success, all done 357echo "*** done" 358rm -f $seq.full 359status=0 360