mirror of
https://github.com/vimagick/dockerfiles.git
synced 2024-12-14 11:23:02 +02:00
58 lines
1.5 KiB
Bash
Executable File
58 lines
1.5 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
if [[ -z "$KAFKA_CREATE_TOPICS" ]]; then
|
|
exit 0
|
|
fi
|
|
|
|
if [[ -z "$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 $step;
|
|
count=$((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 $START_TIMEOUT sec)"
|
|
exit 1
|
|
fi
|
|
|
|
# introduced in 0.10. In earlier versions, this will fail because the topic already exists.
|
|
# shellcheck disable=SC1091
|
|
source "/usr/bin/versions.sh"
|
|
if [[ "$MAJOR_VERSION" == "0" && "$MINOR_VERSION" -gt "9" ]] || [[ "$MAJOR_VERSION" -gt "0" ]]; then
|
|
KAFKA_0_10_OPTS="--if-not-exists"
|
|
fi
|
|
|
|
# Expected format:
|
|
# name:partitions:replicas:cleanup.policy
|
|
IFS="${KAFKA_CREATE_TOPICS_SEPARATOR-,}"; for topicToCreate in $KAFKA_CREATE_TOPICS; do
|
|
echo "creating topics: $topicToCreate"
|
|
IFS=':' read -r -a topicConfig <<< "$topicToCreate"
|
|
config=
|
|
if [ -n "${topicConfig[3]}" ]; then
|
|
config="--config=cleanup.policy=${topicConfig[3]}"
|
|
fi
|
|
|
|
COMMAND="JMX_PORT='' ${KAFKA_HOME}/bin/kafka-topics.sh \\
|
|
--create \\
|
|
--zookeeper ${KAFKA_ZOOKEEPER_CONNECT} \\
|
|
--topic ${topicConfig[0]} \\
|
|
--partitions ${topicConfig[1]} \\
|
|
--replication-factor ${topicConfig[2]} \\
|
|
${config} \\
|
|
${KAFKA_0_10_OPTS} &"
|
|
eval "${COMMAND}"
|
|
done
|
|
|
|
wait
|