tests/test-captive.sh

   1 #!/usr/bin/env bash
   2 # nbdkit
   3 # Copyright (C) 2014-2019 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 -e
  35 set -x
  36
  37 # Test nbdkit --run (captive nbdkit) option.
  38
  39 fail=0
  40
  41 sock=`mktemp -u`
  42 files="$sock captive.out captive.pid"
  43 rm -f $files
  44 cleanup_fn rm -f $files
  45
  46 nbdkit -U $sock example1 --run '
  47     sleep 1; echo nbd=$nbd; echo port=$port; echo socket=$unixsocket
  48   ' > captive.out
  49
  50 # Check the output.
  51 if [ "$(cat captive.out)" != "nbd=nbd:unix:$sock
  52 port=
  53 socket=$sock" ]; then
  54     echo "$0: unexpected output"
  55     cat captive.out
  56     fail=1
  57 fi
  58
  59 # Check that a failed --run process affects exit status
  60 status=0
  61 nbdkit -U - example1 --run 'exit 2' > captive.out || status=$?
  62 if test $status != 2; then
  63     echo "$0: unexpected exit status $status"
  64     fail=1
  65 fi
  66 if test -s captive.out; then
  67     echo "$0: unexpected output"
  68     cat captive.out
  69     fail=1
  70 fi
  71
  72 # Check that nbdkit death from unhandled signal affects exit status
  73 status=0
  74 nbdkit -U - -P captive.pid example1 --run '
  75 test ! -s captive.pid || sleep 1
  76 if test ! -s captive.pid; then
  77   echo "no pidfile yet"
  78   exit 10
  79 fi
  80 kill -s ABRT $(cat captive.pid) || exit 10
  81 sleep 1
  82 ' > captive.out || status=$?
  83 if test $status != $(( 128 + $(kill -l ABRT) )); then
  84     echo "$0: unexpected exit status $status"
  85     fail=1
  86 fi
  87 if test -s captive.out; then
  88     echo "$0: unexpected output"
  89     cat captive.out
  90     fail=1
  91 fi
  92
  93 exit $fail