#!/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.

# Test the info plugin with mode=address.

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

requires nbdsh --version
requires_plugin info

# Test if mode=address is supported in this build.
if ! nbdkit info --dump-plugin | grep -sq "info_address=yes"; then
    echo "$0: mode=address is not supported in this build"
    exit 77
fi

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

# Run nbdkit.
start_nbdkit -P info-address.pid -U $sock \
       info mode=address

export sock
nbdsh -c - <<'EOF'
import os
import re

h.connect_unix(os.environ["sock"])

size = h.get_size()
assert size > 0

buf = h.pread(size, 0)
print("buf = %r" % buf)
assert buf == b'unix'
EOF
