#!/usr/bin/env bash
#
# Integration loopback test for villas pipe.
#
# Author: Steffen Vogel <post@steffenvogel.de>
# SPDX-FileCopyrightText: 2014-2023 Institute for Automation of Complex Power Systems, RWTH Aachen University
# SPDX-License-Identifier: Apache-2.0

set -e

DIR=$(mktemp -d)
pushd ${DIR}

function finish {
    popd
    rm -rf ${DIR}
}
trap finish EXIT

NUM_SAMPLES=${NUM_SAMPLES:-10}

cat > config.json << EOF
{
    "nodes": {
        "node1": {
             "type"   : "socket",
             "format": "protobuf",

             "in": {
             	"address": "*:12000",

             	"multicast": {
             		"enabled": true,

             		"group"   : "224.1.2.3",
             		"loop"    : true
             	}
             },
             "out": {
             	"address": "224.1.2.3:12000"
             }
        }
    }
}
EOF

villas signal -l ${NUM_SAMPLES} -n random > input.dat

villas pipe -l ${NUM_SAMPLES} config.json node1 > output.dat < input.dat

villas compare input.dat output.dat