#!/usr/bin/env bash
# nbdkit
# Copyright Red Hat
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# * Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# * Neither the name of Red Hat nor the names of its contributors may be
# used to endorse or promote products derived from this software without
# specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY RED HAT AND CONTRIBUTORS ''AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL RED HAT OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.

source ./functions.sh
#set -e
set -x
set -u

# This test attempts to kill a Windows PID (it should use
# "wine taskkill /f /pid $pid" instead).  As this requires
# some work, skip it for now.
if is_windows; then
    echo "$0: this test needs to be revised to work on Windows"
    exit 77
fi

requires_nbdsh_uri

sock=$(mktemp -u /tmp/nbdkit-test-sock.XXXXXX)
files="client-death.pid $sock"
cleanup_fn rm -f $files

# Start long-running nbdkit
start_nbdkit -P client-death.pid -U $sock memory 2M

pid=`cat client-death.pid`

# Run a client that abandons several in-flight requests, each large enough
# that we should see EPIPE on one handler while other handlers are still
# waiting to send their response.
nbdsh -u "nbd+unix:///?socket=$sock" -c '
buf = nbd.Buffer(2*1024*1024)
c1 = h.aio_pread(buf, 0)
c2 = h.aio_pread(buf, 0)
c3 = h.aio_pread(buf, 0)
c4 = h.aio_pread(buf, 0)
'

# nbdkit should still be running
sleep 1
kill -s 0 $pid
