tests/test-vddk-real.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 source ./functions.sh
  34 set -e
  35 set -x
  36
  37 requires test "x$vddkdir" != "x"
  38 requires test -d "$vddkdir"
  39 requires test -f "$vddkdir/lib64/libvixDiskLib.so"
  40 requires test -r /dev/urandom
  41 requires cmp --version
  42 requires dd --version
  43 requires qemu-img --version
  44 requires_nbdcopy
  45 requires_nbdinfo
  46 skip_if_valgrind "because setting LD_LIBRARY_PATH breaks valgrind"
  47
  48 # VDDK > 5.1.1 only supports x86_64.
  49 if [ `uname -m` != "x86_64" ]; then
  50     echo "$0: unsupported architecture"
  51     exit 77
  52 fi
  53
  54 # Since we are comparing error messages below, let's make sure we're
  55 # not translating errors.
  56 export LANG=C
  57
  58 pid=test-vddk-real.pid
  59 sock=$(mktemp -u /tmp/nbdkit-test-sock.XXXXXX)
  60 vmdk=$PWD/test-vddk-real.vmdk ;# note must be an absolute path
  61 raw=test-vddk-real.raw
  62 raw2=test-vddk-real.raw2
  63 log=test-vddk-real.log
  64 files="$pid $sock $vmdk $raw $raw2 $log"
  65 rm -f $files
  66 cleanup_fn rm -f $files
  67
  68 qemu-img create -f vmdk $vmdk 10M
  69
  70 # Check first that the VDDK library can be fully loaded.  We have to
  71 # check the log file for missing modules since they may not show up as
  72 # errors.
  73 nbdkit -fv -U - vddk libdir="$vddkdir" $vmdk --run 'nbdinfo "$uri"' 2>&1 |
  74     tee $log
  75
  76 # Check the log for missing modules
  77 if grep 'cannot open shared object file' $log; then
  78    exit 1
  79 fi
  80
  81 # Now run nbdkit for the test.
  82 start_nbdkit -P $pid -U $sock -D vddk.stats=1 -D vddk.diskinfo=1 \
  83              vddk libdir="$vddkdir" $vmdk
  84 uri="nbd+unix:///?socket=$sock"
  85
  86 # VDDK < 6.0 did not support flush, so disable flush test there.  Also
  87 # if nbdinfo doesn't support the --can flush syntax (added in libnbd
  88 # 1.10) then this is disabled.
  89 if nbdinfo --can flush "$uri"; then flush="--flush"; else flush=""; fi
  90
  91 # Copy in and out some data.  This should exercise read, write,
  92 # extents and flushing.
  93 dd if=/dev/urandom of=$raw count=5 bs=$((1024*1024))
  94 $TRUNCATE -s 10M $raw
  95
  96 nbdcopy $flush $raw "$uri"
  97 nbdcopy "$uri" $raw2
  98
  99 cmp $raw $raw2