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#!/bin/bash
#
#============LICENSE_START==================================================
# ONAP Policy Engine
#===========================================================================
# Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
#===========================================================================
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#============LICENSE_END==================================================
#
if [[ $# -ne 2 ]]; then
echo "Usage: wait-for-port hostname port" >&2
exit 1
fi
export host=$1
export port=$2
echo "Waiting for $host port $port open"
timeout 120 bash -c 'until nc -vz "$host" "$port"; do echo -n "."; sleep 1; done'
rc=$?
if [[ $rc != 0 ]]; then
echo "$host port $port cannot be reached"
exit $rc
fi
echo "$host port $port is open"
exit 0
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