tests/qemu-iotests/061

   1 #!/bin/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 here=`pwd`
  28 status=1        # failure is the default!
  29
  30 _cleanup()
  31 {
  32         _cleanup_test_img
  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 qocw2-specific low-level functionality
  41 _supported_fmt qcow2
  42 _supported_proto file
  43 _supported_os Linux
  44
  45 echo
  46 echo "=== Testing version downgrade with zero expansion ==="
  47 echo
  48 IMGOPTS="compat=1.1,lazy_refcounts=on" _make_test_img 64M
  49 $QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io
  50 $PYTHON qcow2.py "$TEST_IMG" dump-header
  51 $QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
  52 $PYTHON qcow2.py "$TEST_IMG" dump-header
  53 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
  54 _check_test_img
  55
  56 echo
  57 echo "=== Testing version downgrade with zero expansion and 4K cache entries ==="
  58 echo
  59 IMGOPTS="compat=1.1,lazy_refcounts=on" _make_test_img 64M
  60 $QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io
  61 $QEMU_IO -c "write -z 32M 128k" "$TEST_IMG" | _filter_qemu_io
  62 $QEMU_IO -c map "$TEST_IMG" | _filter_qemu_io
  63 $PYTHON qcow2.py "$TEST_IMG" dump-header
  64 $QEMU_IMG amend -o "compat=0.10" --image-opts \
  65           driver=qcow2,file.filename=$TEST_IMG,l2-cache-entry-size=4096
  66 $PYTHON qcow2.py "$TEST_IMG" dump-header
  67 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
  68 $QEMU_IO -c "read -P 0 32M 128k" "$TEST_IMG" | _filter_qemu_io
  69 $QEMU_IO -c map "$TEST_IMG" | _filter_qemu_io
  70 _check_test_img
  71
  72 echo
  73 echo "=== Testing dirty version downgrade ==="
  74 echo
  75 IMGOPTS="compat=1.1,lazy_refcounts=on" _make_test_img 64M
  76 $QEMU_IO -c "write -P 0x2a 0 128k" -c flush \
  77          -c "sigraise $(kill -l KILL)" "$TEST_IMG" 2>&1 | _filter_qemu_io
  78 $PYTHON qcow2.py "$TEST_IMG" dump-header
  79 $QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
  80 $PYTHON qcow2.py "$TEST_IMG" dump-header
  81 $QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
  82 _check_test_img
  83
  84 echo
  85 echo "=== Testing version downgrade with unknown compat/autoclear flags ==="
  86 echo
  87 IMGOPTS="compat=1.1" _make_test_img 64M
  88 $PYTHON qcow2.py "$TEST_IMG" set-feature-bit compatible 42
  89 $PYTHON qcow2.py "$TEST_IMG" set-feature-bit autoclear 42
  90 $PYTHON qcow2.py "$TEST_IMG" dump-header
  91 $QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
  92 $PYTHON qcow2.py "$TEST_IMG" dump-header
  93 _check_test_img
  94
  95 echo
  96 echo "=== Testing version upgrade and resize ==="
  97 echo
  98 IMGOPTS="compat=0.10" _make_test_img 64M
  99 $QEMU_IO -c "write -P 0x2a 42M 64k" "$TEST_IMG" | _filter_qemu_io
 100 $PYTHON qcow2.py "$TEST_IMG" dump-header
 101 $QEMU_IMG amend -o "compat=1.1,lazy_refcounts=on,size=128M" "$TEST_IMG"
 102 $PYTHON qcow2.py "$TEST_IMG" dump-header
 103 $QEMU_IO -c "read -P 0x2a 42M 64k" "$TEST_IMG" | _filter_qemu_io
 104 _check_test_img
 105
 106 echo
 107 echo "=== Testing dirty lazy_refcounts=off ==="
 108 echo
 109 IMGOPTS="compat=1.1,lazy_refcounts=on" _make_test_img 64M
 110 $QEMU_IO -c "write -P 0x2a 0 128k" -c flush \
 111          -c "sigraise $(kill -l KILL)" "$TEST_IMG" 2>&1 | _filter_qemu_io
 112 $PYTHON qcow2.py "$TEST_IMG" dump-header
 113 $QEMU_IMG amend -o "lazy_refcounts=off" "$TEST_IMG"
 114 $PYTHON qcow2.py "$TEST_IMG" dump-header
 115 $QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
 116 _check_test_img
 117
 118 echo
 119 echo "=== Testing backing file ==="
 120 echo
 121 IMGOPTS="compat=1.1" _make_test_img 64M
 122 IMGOPTS="compat=1.1" TEST_IMG="$TEST_IMG.base" _make_test_img 64M
 123 $QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io
 124 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
 125 $QEMU_IMG amend -o "backing_file=$TEST_IMG.base,backing_fmt=qcow2" "$TEST_IMG"
 126 $QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
 127 _check_test_img
 128
 129 echo
 130 echo "=== Testing invalid configurations ==="
 131 echo
 132 IMGOPTS="compat=0.10" _make_test_img 64M
 133 $QEMU_IMG amend -o "lazy_refcounts=on" "$TEST_IMG"
 134 $QEMU_IMG amend -o "compat=1.1" "$TEST_IMG" # actually valid
 135 $QEMU_IMG amend -o "compat=0.10,lazy_refcounts=on" "$TEST_IMG"
 136 $QEMU_IMG amend -o "compat=0.42" "$TEST_IMG"
 137 $QEMU_IMG amend -o "foo=bar" "$TEST_IMG"
 138 $QEMU_IMG amend -o "cluster_size=1k" "$TEST_IMG"
 139 $QEMU_IMG amend -o "encryption=on" "$TEST_IMG"
 140 $QEMU_IMG amend -o "preallocation=on" "$TEST_IMG"
 141
 142 echo
 143 echo "=== Testing correct handling of unset value ==="
 144 echo
 145 IMGOPTS="compat=1.1,cluster_size=1k" _make_test_img 64M
 146 echo "Should work:"
 147 $QEMU_IMG amend -o "lazy_refcounts=on" "$TEST_IMG"
 148 echo "Should not work:" # Just to know which of these tests actually fails
 149 $QEMU_IMG amend -o "cluster_size=64k" "$TEST_IMG"
 150
 151 echo
 152 echo "=== Testing zero expansion on inactive clusters ==="
 153 echo
 154 IMGOPTS="compat=1.1" _make_test_img 64M
 155 $QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io
 156 $QEMU_IMG snapshot -c foo "$TEST_IMG"
 157 $QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
 158 $QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
 159 _check_test_img
 160 $QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
 161 $QEMU_IMG snapshot -a foo "$TEST_IMG"
 162 _check_test_img
 163 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
 164
 165 echo
 166 echo "=== Testing zero expansion on shared L2 table ==="
 167 echo
 168 IMGOPTS="compat=1.1" _make_test_img 64M
 169 $QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io
 170 $QEMU_IMG snapshot -c foo "$TEST_IMG"
 171 $QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
 172 _check_test_img
 173 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
 174 $QEMU_IMG snapshot -a foo "$TEST_IMG"
 175 _check_test_img
 176 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
 177
 178 echo
 179 echo "=== Testing zero expansion on backed image ==="
 180 echo
 181 IMGOPTS="compat=1.1" TEST_IMG="$TEST_IMG.base" _make_test_img 64M
 182 $QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io
 183 IMGOPTS="compat=1.1" _make_test_img -b "$TEST_IMG.base" 64M
 184 $QEMU_IO -c "read -P 0x2a 0 128k" -c "write -z 0 64k" "$TEST_IMG" | _filter_qemu_io
 185 $QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
 186 _check_test_img
 187 $QEMU_IO -c "read -P 0 0 64k" -c "read -P 0x2a 64k 64k" "$TEST_IMG" | _filter_qemu_io
 188
 189 echo
 190 echo "=== Testing zero expansion on backed inactive clusters ==="
 191 echo
 192 IMGOPTS="compat=1.1" TEST_IMG="$TEST_IMG.base" _make_test_img 64M
 193 $QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io
 194 IMGOPTS="compat=1.1" _make_test_img -b "$TEST_IMG.base" 64M
 195 $QEMU_IO -c "write -z 0 64k" "$TEST_IMG" | _filter_qemu_io
 196 $QEMU_IMG snapshot -c foo "$TEST_IMG"
 197 $QEMU_IO -c "write -P 0x42 0 128k" "$TEST_IMG" | _filter_qemu_io
 198 $QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
 199 _check_test_img
 200 $QEMU_IO -c "read -P 0x42 0 128k" "$TEST_IMG" | _filter_qemu_io
 201 $QEMU_IMG snapshot -a foo "$TEST_IMG"
 202 _check_test_img
 203 $QEMU_IO -c "read -P 0 0 64k" -c "read -P 0x2a 64k 64k" "$TEST_IMG" | _filter_qemu_io
 204
 205 echo
 206 echo "=== Testing zero expansion on backed image with shared L2 table ==="
 207 echo
 208 IMGOPTS="compat=1.1" TEST_IMG="$TEST_IMG.base" _make_test_img 64M
 209 $QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io
 210 IMGOPTS="compat=1.1" _make_test_img -b "$TEST_IMG.base" 64M
 211 $QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io
 212 $QEMU_IMG snapshot -c foo "$TEST_IMG"
 213 $QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
 214 _check_test_img
 215 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
 216 $QEMU_IMG snapshot -a foo "$TEST_IMG"
 217 _check_test_img
 218 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
 219
 220 echo
 221 echo "=== Testing preallocated zero expansion on full image ==="
 222 echo
 223 IMGOPTS="compat=1.1" TEST_IMG="$TEST_IMG" _make_test_img 64M
 224 $QEMU_IO -c "write -P 0x2a 0 64M" "$TEST_IMG" -c "write -z 0 64M" | _filter_qemu_io
 225 $QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
 226 _check_test_img
 227 $QEMU_IO -c "read -P 0 0 64M" "$TEST_IMG" | _filter_qemu_io
 228
 229 echo
 230 echo "=== Testing progress report without snapshot ==="
 231 echo
 232 IMGOPTS="compat=1.1" TEST_IMG="$TEST_IMG.base" _make_test_img 4G
 233 IMGOPTS="compat=1.1" _make_test_img -b "$TEST_IMG.base" 4G
 234 $QEMU_IO -c "write -z 0  64k" \
 235          -c "write -z 1G 64k" \
 236          -c "write -z 2G 64k" \
 237          -c "write -z 3G 64k" "$TEST_IMG" | _filter_qemu_io
 238 $QEMU_IMG amend -p -o "compat=0.10" "$TEST_IMG"
 239 _check_test_img
 240
 241 echo
 242 echo "=== Testing progress report with snapshot ==="
 243 echo
 244 IMGOPTS="compat=1.1" TEST_IMG="$TEST_IMG.base" _make_test_img 4G
 245 IMGOPTS="compat=1.1" _make_test_img -b "$TEST_IMG.base" 4G
 246 $QEMU_IO -c "write -z 0  64k" \
 247          -c "write -z 1G 64k" \
 248          -c "write -z 2G 64k" \
 249          -c "write -z 3G 64k" "$TEST_IMG" | _filter_qemu_io
 250 $QEMU_IMG snapshot -c foo "$TEST_IMG"
 251 $QEMU_IMG amend -p -o "compat=0.10" "$TEST_IMG"
 252 _check_test_img
 253
 254 # success, all done
 255 echo "*** done"
 256 rm -f $seq.full
 257 status=0