tests/test-captive.sh

   1 #!/usr/bin/env bash
   2 # nbdkit
   3 # Copyright (C) 2014-2020 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 # Test nbdkit --run (captive nbdkit) option.
  34
  35 source ./functions.sh
  36 set -e
  37 set -x
  38
  39 requires_run
  40
  41 fail=0
  42
  43 sock=$(mktemp -u /tmp/nbdkit-test-sock.XXXXXX)
  44 files="$sock captive.out captive.pid"
  45 rm -f $files
  46 cleanup_fn rm -f $files
  47
  48 nbdkit -U $sock example1 --run '
  49     echo uri=$uri; echo port=$port; echo socket=$unixsocket
  50   ' > captive.out
  51
  52 # Check the output.
  53 if [ "$(cat captive.out)" != "uri=nbd+unix://?socket=$sock
  54 port=
  55 socket=$sock" ]; then
  56     echo "$0: unexpected output"
  57     cat captive.out
  58     fail=1
  59 fi
  60
  61 # Check that a failed --run process affects exit status
  62 status=0
  63 nbdkit -U - example1 --run 'exit 2' > captive.out || status=$?
  64 if test $status != 2; then
  65     echo "$0: unexpected exit status $status"
  66     fail=1
  67 fi
  68 if test -s captive.out; then
  69     echo "$0: unexpected output"
  70     cat captive.out
  71     fail=1
  72 fi
  73
  74 # Check that nbdkit death from unhandled signal affects exit status.
  75 status=0
  76 nbdkit -U - -P captive.pid example1 --run '
  77     for i in {1..60}; do
  78         if test -s captive.pid; then break; fi
  79         sleep 1
  80     done
  81     if ! test -s captive.pid; then
  82         echo "$0: no pidfile yet"
  83         exit 10
  84     fi
  85     kill -s USR1 $(cat captive.pid) || exit 10
  86     sleep 10
  87     ' > captive.out || status=$?
  88 if test $status != $(( 128 + $(kill -l USR1) )); then
  89     echo "$0: unexpected exit status $status"
  90     fail=1
  91 fi
  92 if test -s captive.out; then
  93     echo "$0: unexpected output"
  94     cat captive.out
  95     fail=1
  96 fi
  97
  98 exit $fail