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#!/bin/bash
#
# ===========LICENSE_START====================================================
# Copyright (C) 2020-2021 AT&T Intellectual Property. All rights reserved.
# Modifications Copyright (C) 2022-2023 Nordix Foundation.
# ============================================================================
# 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=====================================================
#
#
# Polls a topic for a message. Additional text items can be specified,
# in which case, it discards messages that do not contain all of the
# specified text items.
#
# Exits with a non-zero status if no matching message is received on the
# topic before the timeout.
#
if [ $# -lt 1 ]
then
echo "arg(s): topic-name [text-to-match1 [text-to-match2 ...]]" >&2
exit 1
fi
topic="${1}"
shift
matched=no
while [ ${matched} = "no" ]
do
msg=`curl -s -k "http://${DMAAP_IP}/events/${topic}/script/1?limit=1"`
if [ $? -ne 0 -o "${msg}" = "[]" ]
then
echo not found >&2
exit 2
fi
matched=yes
for text in "$@"
do
echo "${msg}" | grep -q "${text}"
if [ $? -ne 0 ]
then
matched=no
break
fi
done
done
echo "${msg}"
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