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#!/bin/bash
if [[ -z "$START_TIMEOUT" ]]; then
START_TIMEOUT=600
fi
start_timeout_exceeded=false
count=0
step=10
while netstat -lnt | awk '$4 ~ /:'$KAFKA_PORT'$/ {exit 1}'; do
echo "waiting for kafka to be ready"
sleep $step;
count=$(expr $count + $step)
if [ $count -gt $START_TIMEOUT ]; then
start_timeout_exceeded=true
break
fi
done
if $start_timeout_exceeded; then
echo "Not able to auto-create topic (waited for $START_TIMEOUT sec)"
exit 1
fi
if [[ -n $KAFKA_CREATE_TOPICS ]]; then
IFS=','; for topicToCreate in $KAFKA_CREATE_TOPICS; do
echo "creating topics: $topicToCreate"
IFS=':' read -a topicConfig <<< "$topicToCreate"
if [ ${topicConfig[3]} ]; then
JMX_PORT='' $KAFKA_HOME/bin/kafka-topics.sh --create --zookeeper $KAFKA_ZOOKEEPER_CONNECT --replication-factor ${topicConfig[2]} --partitions ${topicConfig[1]} --topic "${topicConfig[0]}" --config cleanup.policy="${topicConfig[3]}" --if-not-exists
else
JMX_PORT='' $KAFKA_HOME/bin/kafka-topics.sh --create --zookeeper $KAFKA_ZOOKEEPER_CONNECT --replication-factor ${topicConfig[2]} --partitions ${topicConfig[1]} --topic "${topicConfig[0]}" --if-not-exists
fi
done
fi
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