tests/test-pattern-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 pattern 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="pattern-largest-for-qemu.out pattern-largest-for-qemu.pid $sock"
  44 rm -f $files
  45 cleanup_fn rm -f $files
  46
  47 # Run nbdkit with pattern plugin.
  48 start_nbdkit -P pattern-largest-for-qemu.pid -U $sock pattern $largest_qemu_disk
  49
  50 # Ideally we would read the last sector only.  However qemu-io has a
  51 # bug where offsets are calculated using floating point numbers and
  52 # silently truncated to 53 bits of precision.  Reading the last 1024
  53 # bytes happens to give the correct result here.
  54 # https://www.mail-archive.com/qemu-devel@nongnu.org/msg770572.html
  55 qemu-io -r -f raw "nbd+unix://?socket=$sock" \
  56         -c 'r -v 9223372035781032960 1024' | grep -E '^[[:xdigit:]]+:' > pattern-largest-for-qemu.out
  57 if [ "$(cat pattern-largest-for-qemu.out)" != "7fffffffbffffc00:  7f ff ff ff bf ff fc 00 7f ff ff ff bf ff fc 08  ................
  58 7fffffffbffffc10:  7f ff ff ff bf ff fc 10 7f ff ff ff bf ff fc 18  ................
  59 7fffffffbffffc20:  7f ff ff ff bf ff fc 20 7f ff ff ff bf ff fc 28  ................
  60 7fffffffbffffc30:  7f ff ff ff bf ff fc 30 7f ff ff ff bf ff fc 38  .......0.......8
  61 7fffffffbffffc40:  7f ff ff ff bf ff fc 40 7f ff ff ff bf ff fc 48  ...............H
  62 7fffffffbffffc50:  7f ff ff ff bf ff fc 50 7f ff ff ff bf ff fc 58  .......P.......X
  63 7fffffffbffffc60:  7f ff ff ff bf ff fc 60 7f ff ff ff bf ff fc 68  ...............h
  64 7fffffffbffffc70:  7f ff ff ff bf ff fc 70 7f ff ff ff bf ff fc 78  .......p.......x
  65 7fffffffbffffc80:  7f ff ff ff bf ff fc 80 7f ff ff ff bf ff fc 88  ................
  66 7fffffffbffffc90:  7f ff ff ff bf ff fc 90 7f ff ff ff bf ff fc 98  ................
  67 7fffffffbffffca0:  7f ff ff ff bf ff fc a0 7f ff ff ff bf ff fc a8  ................
  68 7fffffffbffffcb0:  7f ff ff ff bf ff fc b0 7f ff ff ff bf ff fc b8  ................
  69 7fffffffbffffcc0:  7f ff ff ff bf ff fc c0 7f ff ff ff bf ff fc c8  ................
  70 7fffffffbffffcd0:  7f ff ff ff bf ff fc d0 7f ff ff ff bf ff fc d8  ................
  71 7fffffffbffffce0:  7f ff ff ff bf ff fc e0 7f ff ff ff bf ff fc e8  ................
  72 7fffffffbffffcf0:  7f ff ff ff bf ff fc f0 7f ff ff ff bf ff fc f8  ................
  73 7fffffffbffffd00:  7f ff ff ff bf ff fd 00 7f ff ff ff bf ff fd 08  ................
  74 7fffffffbffffd10:  7f ff ff ff bf ff fd 10 7f ff ff ff bf ff fd 18  ................
  75 7fffffffbffffd20:  7f ff ff ff bf ff fd 20 7f ff ff ff bf ff fd 28  ................
  76 7fffffffbffffd30:  7f ff ff ff bf ff fd 30 7f ff ff ff bf ff fd 38  .......0.......8
  77 7fffffffbffffd40:  7f ff ff ff bf ff fd 40 7f ff ff ff bf ff fd 48  ...............H
  78 7fffffffbffffd50:  7f ff ff ff bf ff fd 50 7f ff ff ff bf ff fd 58  .......P.......X
  79 7fffffffbffffd60:  7f ff ff ff bf ff fd 60 7f ff ff ff bf ff fd 68  ...............h
  80 7fffffffbffffd70:  7f ff ff ff bf ff fd 70 7f ff ff ff bf ff fd 78  .......p.......x
  81 7fffffffbffffd80:  7f ff ff ff bf ff fd 80 7f ff ff ff bf ff fd 88  ................
  82 7fffffffbffffd90:  7f ff ff ff bf ff fd 90 7f ff ff ff bf ff fd 98  ................
  83 7fffffffbffffda0:  7f ff ff ff bf ff fd a0 7f ff ff ff bf ff fd a8  ................
  84 7fffffffbffffdb0:  7f ff ff ff bf ff fd b0 7f ff ff ff bf ff fd b8  ................
  85 7fffffffbffffdc0:  7f ff ff ff bf ff fd c0 7f ff ff ff bf ff fd c8  ................
  86 7fffffffbffffdd0:  7f ff ff ff bf ff fd d0 7f ff ff ff bf ff fd d8  ................
  87 7fffffffbffffde0:  7f ff ff ff bf ff fd e0 7f ff ff ff bf ff fd e8  ................
  88 7fffffffbffffdf0:  7f ff ff ff bf ff fd f0 7f ff ff ff bf ff fd f8  ................
  89 7fffffffbffffe00:  7f ff ff ff bf ff fe 00 7f ff ff ff bf ff fe 08  ................
  90 7fffffffbffffe10:  7f ff ff ff bf ff fe 10 7f ff ff ff bf ff fe 18  ................
  91 7fffffffbffffe20:  7f ff ff ff bf ff fe 20 7f ff ff ff bf ff fe 28  ................
  92 7fffffffbffffe30:  7f ff ff ff bf ff fe 30 7f ff ff ff bf ff fe 38  .......0.......8
  93 7fffffffbffffe40:  7f ff ff ff bf ff fe 40 7f ff ff ff bf ff fe 48  ...............H
  94 7fffffffbffffe50:  7f ff ff ff bf ff fe 50 7f ff ff ff bf ff fe 58  .......P.......X
  95 7fffffffbffffe60:  7f ff ff ff bf ff fe 60 7f ff ff ff bf ff fe 68  ...............h
  96 7fffffffbffffe70:  7f ff ff ff bf ff fe 70 7f ff ff ff bf ff fe 78  .......p.......x
  97 7fffffffbffffe80:  7f ff ff ff bf ff fe 80 7f ff ff ff bf ff fe 88  ................
  98 7fffffffbffffe90:  7f ff ff ff bf ff fe 90 7f ff ff ff bf ff fe 98  ................
  99 7fffffffbffffea0:  7f ff ff ff bf ff fe a0 7f ff ff ff bf ff fe a8  ................
 100 7fffffffbffffeb0:  7f ff ff ff bf ff fe b0 7f ff ff ff bf ff fe b8  ................
 101 7fffffffbffffec0:  7f ff ff ff bf ff fe c0 7f ff ff ff bf ff fe c8  ................
 102 7fffffffbffffed0:  7f ff ff ff bf ff fe d0 7f ff ff ff bf ff fe d8  ................
 103 7fffffffbffffee0:  7f ff ff ff bf ff fe e0 7f ff ff ff bf ff fe e8  ................
 104 7fffffffbffffef0:  7f ff ff ff bf ff fe f0 7f ff ff ff bf ff fe f8  ................
 105 7fffffffbfffff00:  7f ff ff ff bf ff ff 00 7f ff ff ff bf ff ff 08  ................
 106 7fffffffbfffff10:  7f ff ff ff bf ff ff 10 7f ff ff ff bf ff ff 18  ................
 107 7fffffffbfffff20:  7f ff ff ff bf ff ff 20 7f ff ff ff bf ff ff 28  ................
 108 7fffffffbfffff30:  7f ff ff ff bf ff ff 30 7f ff ff ff bf ff ff 38  .......0.......8
 109 7fffffffbfffff40:  7f ff ff ff bf ff ff 40 7f ff ff ff bf ff ff 48  ...............H
 110 7fffffffbfffff50:  7f ff ff ff bf ff ff 50 7f ff ff ff bf ff ff 58  .......P.......X
 111 7fffffffbfffff60:  7f ff ff ff bf ff ff 60 7f ff ff ff bf ff ff 68  ...............h
 112 7fffffffbfffff70:  7f ff ff ff bf ff ff 70 7f ff ff ff bf ff ff 78  .......p.......x
 113 7fffffffbfffff80:  7f ff ff ff bf ff ff 80 7f ff ff ff bf ff ff 88  ................
 114 7fffffffbfffff90:  7f ff ff ff bf ff ff 90 7f ff ff ff bf ff ff 98  ................
 115 7fffffffbfffffa0:  7f ff ff ff bf ff ff a0 7f ff ff ff bf ff ff a8  ................
 116 7fffffffbfffffb0:  7f ff ff ff bf ff ff b0 7f ff ff ff bf ff ff b8  ................
 117 7fffffffbfffffc0:  7f ff ff ff bf ff ff c0 7f ff ff ff bf ff ff c8  ................
 118 7fffffffbfffffd0:  7f ff ff ff bf ff ff d0 7f ff ff ff bf ff ff d8  ................
 119 7fffffffbfffffe0:  7f ff ff ff bf ff ff e0 7f ff ff ff bf ff ff e8  ................
 120 7fffffffbffffff0:  7f ff ff ff bf ff ff f0 7f ff ff ff bf ff ff f8  ................" ]
 121 then
 122     echo "$0: unexpected pattern:"
 123     cat pattern-largest-for-qemu.out
 124     exit 1
 125 fi