tests/test-client-death.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 -x
  35
  36 requires_nbdsh_uri
  37
  38 sock=$(mktemp -u /tmp/nbdkit-test-sock.XXXXXX)
  39 files="client-death.pid $sock"
  40 cleanup_fn rm -f $files
  41
  42 # Start long-running nbdkit
  43 start_nbdkit -P client-death.pid -U $sock memory 2M
  44
  45 pid=`cat client-death.pid`
  46
  47 # Run a client that abandons several in-flight requests, each large enough
  48 # that we should see EPIPE on one handler while other handlers are still
  49 # waiting to send their response.
  50 nbdsh -u "nbd+unix:///?socket=$sock" -c '
  51 buf = nbd.Buffer(2*1024*1024)
  52 c1 = h.aio_pread(buf, 0)
  53 c2 = h.aio_pread(buf, 0)
  54 c3 = h.aio_pread(buf, 0)
  55 c4 = h.aio_pread(buf, 0)
  56 '
  57
  58 # nbdkit should still be running
  59 sleep 1
  60 kill -s 0 $pid