VILLASnode/tests/integration/pipe-python-protobuf.sh

#!/usr/bin/env bash
#
# Test protobuf serialization with Python client
#
# 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

echo "Test is broken"
exit 99

set -e

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

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

LAYER="unix"
FORMAT="protobuf"

NUM_SAMPLES=${NUM_SAMPLES:-20}
NUM_VALUES=${NUM_VALUES:-5}

case ${LAYER} in
    unix)
        LOCAL="/var/run/villas-node.server.sock"
        REMOTE="/var/run/villas-node.client.sock"
        ;;

    udp)
        LOCAL="*:12000"
        REMOTE="127.0.0.1:12001"
        ;;
esac

cat > config.json << EOF
{
    "nodes": {
        "py-client": {
             "type": "socket",
             "layer": "${LAYER}",
             "format": "${FORMAT}",

             "in": {
             	"address": "${LOCAL}"
             },
             "out": {
             	"address": "${REMOTE}"
             }
        }
    }
}
EOF

export PYTHONPATH=${BUILDDIR}/python:${SRCDIR}/python

# Start Python client in background
python3 ${SRCDIR}/clients/python/client.py unix &

# Wait for client to be ready
if [ "${LAYER}" = "unix" ]; then
    while [ ! -S "${REMOTE}" ]; do
        sleep 1
    done
fi

sleep 1

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

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

kill %%
wait %%

villas compare ${CMPFLAGS} input.dat output.dat