tests/qemu-iotests/061

   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
  22 owner=mreitz@redhat.com
  23
  24 seq=`basename $0`
  25 echo "QA output created by $seq"
  26
  27 status=1        # failure is the default!
  28
  29 _cleanup()
  30 {
  31     _cleanup_test_img
  32     _rm_test_img "$TEST_IMG.data"
  33 }
  34 trap "_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
  50 echo
  51 echo "=== Testing version downgrade with zero expansion ==="
  52 echo
  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
  61 echo
  62 echo "=== Testing version downgrade with zero expansion and 4K cache entries ==="
  63 echo
  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
  77 echo
  78 echo "=== Testing dirty version downgrade ==="
  79 echo
  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
  90 echo
  91 echo "=== Testing version downgrade with unknown compat/autoclear flags ==="
  92 echo
  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
 101 echo
 102 echo "=== Testing version upgrade and resize ==="
 103 echo
 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
 112 echo
 113 echo "=== Testing dirty lazy_refcounts=off ==="
 114 echo
 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
 125 echo
 126 echo "=== Testing backing file ==="
 127 echo
 128 _make_test_img -o "compat=1.1" 64M
 129 TEST_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
 136 echo
 137 echo "=== Testing invalid configurations ==="
 138 echo
 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
 149 echo
 150 echo "=== Testing correct handling of unset value ==="
 151 echo
 152 _make_test_img -o "compat=1.1,cluster_size=1k" 64M
 153 echo "Should work:"
 154 $QEMU_IMG amend -o "lazy_refcounts=on" "$TEST_IMG"
 155 echo "Should not work:" # Just to know which of these tests actually fails
 156 $QEMU_IMG amend -o "cluster_size=64k" "$TEST_IMG"
 157
 158 echo
 159 echo "=== Testing zero expansion on inactive clusters ==="
 160 echo
 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
 172 echo
 173 echo "=== Testing zero expansion on shared L2 table ==="
 174 echo
 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
 185 echo
 186 echo "=== Testing zero expansion on backed image ==="
 187 echo
 188 TEST_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
 196 echo
 197 echo "=== Testing zero expansion on backed inactive clusters ==="
 198 echo
 199 TEST_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
 212 echo
 213 echo "=== Testing zero expansion on backed image with shared L2 table ==="
 214 echo
 215 TEST_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
 227 echo
 228 echo "=== Testing preallocated zero expansion on full image ==="
 229 echo
 230 TEST_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
 236 echo
 237 echo "=== Testing progress report without snapshot ==="
 238 echo
 239 TEST_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
 248 echo
 249 echo "=== Testing progress report with snapshot ==="
 250 echo
 251 TEST_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
 261 echo
 262 echo "=== Testing version downgrade with external data file ==="
 263 echo
 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
 269 echo
 270 echo "=== Try changing the external data file ==="
 271 echo
 272 _make_test_img -o "compat=1.1" 64M
 273 $QEMU_IMG amend -o "data_file=foo" "$TEST_IMG"
 274
 275 echo
 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
 279 TEST_IMG="data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" _img_info --format-specific --image-opts
 280
 281 echo
 282 $QEMU_IMG amend -o "data_file=" --image-opts "data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG"
 283 _img_info --format-specific
 284 TEST_IMG="data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" _img_info --format-specific --image-opts
 285
 286 echo
 287 echo "=== Clearing and setting data-file-raw ==="
 288 echo
 289 _make_test_img -o "compat=1.1,data_file=$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
 304 echo "*** done"
 305 rm -f $seq.full
 306 status=0