| 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 |
| 23 | owner=hreitz@redhat.com |
| 24 | |
| 25 | seq=`basename $0` |
| 26 | echo "QA output created by $seq" |
| 27 | |
| 28 | status=1 # failure is the default! |
| 29 | |
| 30 | _cleanup() |
| 31 | { |
| 32 | _cleanup_test_img |
| 33 | _rm_test_img "$TEST_IMG.data" |
| 34 | } |
| 35 | trap "_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 | |
| 57 | echo |
| 58 | echo "=== Testing version downgrade with zero expansion ===" |
| 59 | echo |
| 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 | |
| 68 | echo |
| 69 | echo "=== Testing version downgrade with zero expansion and 4K cache entries ===" |
| 70 | echo |
| 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 | |
| 84 | echo |
| 85 | echo "=== Testing dirty version downgrade ===" |
| 86 | echo |
| 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 | |
| 97 | echo |
| 98 | echo "=== Testing version downgrade with unknown compat/autoclear flags ===" |
| 99 | echo |
| 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 | |
| 108 | echo |
| 109 | echo "=== Testing version upgrade and resize ===" |
| 110 | echo |
| 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 | |
| 119 | echo |
| 120 | echo "=== Testing resize with snapshots ===" |
| 121 | echo |
| 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 | |
| 154 | echo |
| 155 | echo "=== Testing dirty lazy_refcounts=off ===" |
| 156 | echo |
| 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 | |
| 167 | echo |
| 168 | echo "=== Testing backing file ===" |
| 169 | echo |
| 170 | _make_test_img -o "compat=1.1" 64M |
| 171 | TEST_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 | |
| 181 | echo |
| 182 | echo "=== Testing invalid configurations ===" |
| 183 | echo |
| 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 | |
| 194 | echo |
| 195 | echo "=== Testing correct handling of unset value ===" |
| 196 | echo |
| 197 | _make_test_img -o "compat=1.1,cluster_size=1k" 64M |
| 198 | echo "Should work:" |
| 199 | $QEMU_IMG amend -o "lazy_refcounts=on" "$TEST_IMG" |
| 200 | echo "Should not work:" # Just to know which of these tests actually fails |
| 201 | $QEMU_IMG amend -o "cluster_size=64k" "$TEST_IMG" |
| 202 | |
| 203 | echo |
| 204 | echo "=== Testing zero expansion on inactive clusters ===" |
| 205 | echo |
| 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 | |
| 217 | echo |
| 218 | echo "=== Testing zero expansion on shared L2 table ===" |
| 219 | echo |
| 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 | |
| 230 | echo |
| 231 | echo "=== Testing zero expansion on backed image ===" |
| 232 | echo |
| 233 | TEST_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 | |
| 241 | echo |
| 242 | echo "=== Testing zero expansion on backed inactive clusters ===" |
| 243 | echo |
| 244 | TEST_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 | |
| 257 | echo |
| 258 | echo "=== Testing zero expansion on backed image with shared L2 table ===" |
| 259 | echo |
| 260 | TEST_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 | |
| 272 | echo |
| 273 | echo "=== Testing preallocated zero expansion on full image ===" |
| 274 | echo |
| 275 | TEST_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 | |
| 281 | echo |
| 282 | echo "=== Testing progress report without snapshot ===" |
| 283 | echo |
| 284 | TEST_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 | |
| 293 | echo |
| 294 | echo "=== Testing progress report with snapshot ===" |
| 295 | echo |
| 296 | TEST_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 | |
| 306 | echo |
| 307 | echo "=== Testing version downgrade with external data file ===" |
| 308 | echo |
| 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 | |
| 314 | echo |
| 315 | echo "=== Testing version downgrade with extended L2 entries ===" |
| 316 | echo |
| 317 | _make_test_img -o "compat=1.1,extended_l2=on" 64M |
| 318 | $QEMU_IMG amend -o "compat=0.10" "$TEST_IMG" |
| 319 | |
| 320 | echo |
| 321 | echo "=== Try changing the external data file ===" |
| 322 | echo |
| 323 | _make_test_img -o "compat=1.1" 64M |
| 324 | $QEMU_IMG amend -o "data_file=foo" "$TEST_IMG" |
| 325 | |
| 326 | echo |
| 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=$TEST_IMG" -c "read 0 4k" | _filter_qemu_io |
| 331 | TEST_IMG="data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" _img_info --format-specific --image-opts |
| 332 | |
| 333 | echo |
| 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=$TEST_IMG" -c "read 0 4k" | _filter_qemu_io |
| 337 | TEST_IMG="data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" _img_info --format-specific --image-opts |
| 338 | |
| 339 | echo |
| 340 | echo "=== Clearing and setting data-file-raw ===" |
| 341 | echo |
| 342 | _make_test_img -o "compat=1.1,data_file=$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 |
| 357 | echo "*** done" |
| 358 | rm -f $seq.full |
| 359 | status=0 |