tests/test-shutdown.sh

   1 #!/usr/bin/env bash
   2 # nbdkit
   3 # Copyright (C) 2019 Red Hat Inc.
   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 qemu-io --version
  37 requires timeout --version
  38
  39 sock=`mktemp -u`
  40 files="shutdown.pid $sock"
  41 cleanup_fn rm -f $files
  42 fail=0
  43
  44 # Create a server that delays reads and forces only one connection at a time.
  45 # This tests that the delay filter's use of nbdkit_nanosleep is able to
  46 # react to both connection death and server shutdown without finishing
  47 # the entire delay duration.
  48 start_nbdkit -P shutdown.pid -U $sock --filter=noparallel --filter=delay \
  49     null 1M serialize=connections rdelay=60
  50
  51 # Early client death should not stall connection of second client.
  52 trap '' ERR
  53 timeout 1s qemu-io -f raw "nbd+unix:///?socket=$sock" -c 'r 0 512' </dev/null
  54 test $? = 124 || {
  55     echo "Unexpected status; qemu-io should have been killed for timing out"
  56     fail=1
  57 }
  58 timeout 5s qemu-io -f raw "nbd+unix:///?socket=$sock" -c 'quit' </dev/null
  59 test $? = 0 || {
  60     echo "Unexpected status; nbdkit was not responsive to allow second qemu-io"
  61     fail=1
  62 }
  63
  64 # The server's response to shutdown signals should not stall on delays
  65 qemu-io -f raw "nbd+unix:///?socket=$sock" -c 'r 0 512' </dev/null &
  66 pid=$!
  67 sleep 1
  68 kill -s INT "$(cat "$pidfile")"
  69 for (( i=0; i < 5; i++ )); do
  70     kill -s 0 "$(cat "$pidfile")" || break
  71     sleep 1
  72 done
  73 if [ $i = 5 ]; then
  74     echo "Unexpected status; nbdkit didn't react fast enough to signal"
  75     fail=1
  76 fi
  77 wait $pid
  78
  79 exit $fail