src/main/docker/create-topics.sh

   1 #!/bin/bash
   2
   3
   4 if [[ -z "$START_TIMEOUT" ]]; then
   5     START_TIMEOUT=600
   6 fi
   7
   8 start_timeout_exceeded=false
   9 count=0
  10 step=10
  11 while netstat -lnt | awk '$4 ~ /:'$KAFKA_PORT'$/ {exit 1}'; do
  12     echo "waiting for kafka to be ready"
  13     sleep $step;
  14     count=$(expr $count + $step)
  15     if [ $count -gt $START_TIMEOUT ]; then
  16         start_timeout_exceeded=true
  17         break
  18     fi
  19 done
  20
  21 if $start_timeout_exceeded; then
  22     echo "Not able to auto-create topic (waited for $START_TIMEOUT sec)"
  23     exit 1
  24 fi
  25
  26 if [[ -n $KAFKA_CREATE_TOPICS ]]; then
  27     IFS=','; for topicToCreate in $KAFKA_CREATE_TOPICS; do
  28         echo "creating topics: $topicToCreate"
  29         IFS=':' read -a topicConfig <<< "$topicToCreate"
  30         if [ ${topicConfig[3]} ]; then
  31           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
  32         else
  33           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
  34         fi
  35     done
  36 fi