tests/test-full.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 full plugin.  Note that this plugin causes libguestfs to
  34 # hang so we have to use low level tools.
  35
  36 source ./functions.sh
  37 set -e
  38
  39 requires_nbdsh_uri
  40
  41 sock=$(mktemp -u /tmp/nbdkit-test-sock.XXXXXX)
  42 files="full.pid $sock full.out"
  43 rm -f $files
  44 cleanup_fn rm -f $files
  45
  46 # Run nbdkit with the full plugin.
  47 start_nbdkit -P full.pid -U $sock full 1M
  48
  49 # All reads should succeed.
  50 nbdsh --connect "nbd+unix://?socket=$sock" \
  51       -c 'h.pread(512, 0)' \
  52       -c 'h.pread(512, 512)' \
  53       -c 'h.pread(512, 1048064)'
  54
  55 # All writes should fail with the ENOSPC error.
  56 nbdsh --connect "nbd+unix://?socket=$sock" \
  57       -c '
  58 def test(offset):
  59     try:
  60         h.pwrite(bytearray(512), offset)
  61         # This should not happen.
  62         exit(1)
  63     except nbd.Error as ex:
  64         # Check the errno is expected.
  65         assert ex.errno == "ENOSPC"
  66
  67 test(0)
  68 test(1048064)
  69 '