tests/test-memory-largest-for-qemu.sh

   1 #!/usr/bin/env bash
   2 # nbdkit
   3 # Copyright Red Hat
   4 #
   5 # Redistribution and use in source and binary forms, with or without
   6 # modification, are permitted provided that the following conditions are
   7 # met:
   8 #
   9 # * Redistributions of source code must retain the above copyright
  10 # notice, this list of conditions and the following disclaimer.
  11 #
  12 # * Redistributions in binary form must reproduce the above copyright
  13 # notice, this list of conditions and the following disclaimer in the
  14 # documentation and/or other materials provided with the distribution.
  15 #
  16 # * Neither the name of Red Hat nor the names of its contributors may be
  17 # used to endorse or promote products derived from this software without
  18 # specific prior written permission.
  19 #
  20 # THIS SOFTWARE IS PROVIDED BY RED HAT AND CONTRIBUTORS ''AS IS'' AND
  21 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  22 # THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  23 # PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL RED HAT OR
  24 # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  25 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  26 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
  27 # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  28 # ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  29 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
  30 # OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31 # SUCH DAMAGE.
  32
  33 # Test the memory plugin with the largest possible size supported
  34 # by qemu and nbdkit.
  35
  36 source ./functions.sh
  37 set -e
  38 set -x
  39
  40 requires qemu-io --version
  41
  42 sock=$(mktemp -u /tmp/nbdkit-test-sock.XXXXXX)
  43 files="memory-largest-for-qemu.out memory-largest-for-qemu.pid $sock"
  44 rm -f $files
  45 cleanup_fn rm -f $files
  46
  47 # Run nbdkit with memory plugin.
  48 start_nbdkit -P memory-largest-for-qemu.pid -U $sock memory $largest_qemu_disk
  49
  50 # Write some stuff to the beginning, middle and end.
  51 #
  52 # Ideally we would write the last sector only.  However qemu-io has a
  53 # bug where offsets are calculated using floating point numbers and
  54 # silently truncated to 53 bits of precision.  Reading the last 1024
  55 # bytes happens to give the correct result here.
  56 # https://www.mail-archive.com/qemu-devel@nongnu.org/msg770572.html
  57 qemu-io -f raw "nbd+unix://?socket=$sock" \
  58         -c 'w -P 1 0 512' \
  59         -c 'w -P 2 1000000001 65536' \
  60         -c 'w -P 3 9223372035781032960 1024'
  61
  62 qemu-io -r -f raw "nbd+unix://?socket=$sock" \
  63         -c 'r -v 0 512' | grep -E '^[[:xdigit:]]+:' > memory-largest-for-qemu.out
  64 if [ "$(cat memory-largest-for-qemu.out)" != "00000000:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  65 00000010:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  66 00000020:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  67 00000030:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  68 00000040:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  69 00000050:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  70 00000060:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  71 00000070:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  72 00000080:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  73 00000090:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  74 000000a0:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  75 000000b0:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  76 000000c0:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  77 000000d0:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  78 000000e0:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  79 000000f0:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  80 00000100:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  81 00000110:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  82 00000120:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  83 00000130:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  84 00000140:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  85 00000150:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  86 00000160:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  87 00000170:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  88 00000180:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  89 00000190:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  90 000001a0:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  91 000001b0:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  92 000001c0:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  93 000001d0:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  94 000001e0:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................
  95 000001f0:  01 01 01 01 01 01 01 01 01 01 01 01 01 01 01 01  ................" ]
  96 then
  97     echo "$0: unexpected memory:"
  98     cat memory-largest-for-qemu.out
  99     exit 1
 100 fi
 101
 102 qemu-io -r -f raw "nbd+unix://?socket=$sock" \
 103         -c 'r -v 1000000001 512' | grep -E '^[[:xdigit:]]+:' > memory-largest-for-qemu.out
 104 if [ "$(cat memory-largest-for-qemu.out)" != "3b9aca01:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 105 3b9aca11:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 106 3b9aca21:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 107 3b9aca31:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 108 3b9aca41:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 109 3b9aca51:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 110 3b9aca61:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 111 3b9aca71:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 112 3b9aca81:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 113 3b9aca91:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 114 3b9acaa1:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 115 3b9acab1:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 116 3b9acac1:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 117 3b9acad1:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 118 3b9acae1:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 119 3b9acaf1:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 120 3b9acb01:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 121 3b9acb11:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 122 3b9acb21:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 123 3b9acb31:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 124 3b9acb41:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 125 3b9acb51:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 126 3b9acb61:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 127 3b9acb71:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 128 3b9acb81:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 129 3b9acb91:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 130 3b9acba1:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 131 3b9acbb1:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 132 3b9acbc1:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 133 3b9acbd1:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 134 3b9acbe1:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................
 135 3b9acbf1:  02 02 02 02 02 02 02 02 02 02 02 02 02 02 02 02  ................" ]
 136 then
 137     echo "$0: unexpected memory:"
 138     cat memory-largest-for-qemu.out
 139     exit 1
 140 fi
 141
 142 # This block of memory was not set, so it should read back as zeroes.
 143 qemu-io -r -f raw "nbd+unix://?socket=$sock" \
 144         -c 'r -v 2000000000 512' | grep -E '^[[:xdigit:]]+:' > memory-largest-for-qemu.out
 145 if [ "$(cat memory-largest-for-qemu.out)" != "77359400:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 146 77359410:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 147 77359420:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 148 77359430:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 149 77359440:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 150 77359450:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 151 77359460:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 152 77359470:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 153 77359480:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 154 77359490:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 155 773594a0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 156 773594b0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 157 773594c0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 158 773594d0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 159 773594e0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 160 773594f0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 161 77359500:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 162 77359510:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 163 77359520:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 164 77359530:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 165 77359540:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 166 77359550:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 167 77359560:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 168 77359570:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 169 77359580:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 170 77359590:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 171 773595a0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 172 773595b0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 173 773595c0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 174 773595d0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 175 773595e0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
 176 773595f0:  00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................" ]
 177 then
 178     echo "$0: unexpected memory:"
 179     cat memory-largest-for-qemu.out
 180     exit 1
 181 fi
 182
 183 qemu-io -r -f raw "nbd+unix://?socket=$sock" \
 184         -c 'r -v 9223372035781032960 1024' | grep -E '^[[:xdigit:]]+:' > memory-largest-for-qemu.out
 185 if [ "$(cat memory-largest-for-qemu.out)" != "7fffffffbffffc00:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 186 7fffffffbffffc10:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 187 7fffffffbffffc20:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 188 7fffffffbffffc30:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 189 7fffffffbffffc40:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 190 7fffffffbffffc50:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 191 7fffffffbffffc60:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 192 7fffffffbffffc70:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 193 7fffffffbffffc80:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 194 7fffffffbffffc90:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 195 7fffffffbffffca0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 196 7fffffffbffffcb0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 197 7fffffffbffffcc0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 198 7fffffffbffffcd0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 199 7fffffffbffffce0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 200 7fffffffbffffcf0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 201 7fffffffbffffd00:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 202 7fffffffbffffd10:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 203 7fffffffbffffd20:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 204 7fffffffbffffd30:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 205 7fffffffbffffd40:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 206 7fffffffbffffd50:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 207 7fffffffbffffd60:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 208 7fffffffbffffd70:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 209 7fffffffbffffd80:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 210 7fffffffbffffd90:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 211 7fffffffbffffda0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 212 7fffffffbffffdb0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 213 7fffffffbffffdc0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 214 7fffffffbffffdd0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 215 7fffffffbffffde0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 216 7fffffffbffffdf0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 217 7fffffffbffffe00:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 218 7fffffffbffffe10:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 219 7fffffffbffffe20:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 220 7fffffffbffffe30:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 221 7fffffffbffffe40:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 222 7fffffffbffffe50:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 223 7fffffffbffffe60:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 224 7fffffffbffffe70:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 225 7fffffffbffffe80:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 226 7fffffffbffffe90:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 227 7fffffffbffffea0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 228 7fffffffbffffeb0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 229 7fffffffbffffec0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 230 7fffffffbffffed0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 231 7fffffffbffffee0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 232 7fffffffbffffef0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 233 7fffffffbfffff00:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 234 7fffffffbfffff10:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 235 7fffffffbfffff20:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 236 7fffffffbfffff30:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 237 7fffffffbfffff40:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 238 7fffffffbfffff50:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 239 7fffffffbfffff60:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 240 7fffffffbfffff70:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 241 7fffffffbfffff80:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 242 7fffffffbfffff90:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 243 7fffffffbfffffa0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 244 7fffffffbfffffb0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 245 7fffffffbfffffc0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 246 7fffffffbfffffd0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 247 7fffffffbfffffe0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................
 248 7fffffffbffffff0:  03 03 03 03 03 03 03 03 03 03 03 03 03 03 03 03  ................" ]
 249 then
 250     echo "$0: unexpected memory:"
 251     cat memory-largest-for-qemu.out
 252     exit 1
 253 fi