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FROM anapsix/alpine-java
ARG kafka_version=1.0.0
ARG scala_version=2.12
MAINTAINER wurstmeister
ENV KAFKA_VERSION=$kafka_version \
SCALA_VERSION=$scala_version \
KAFKA_HOME=/opt/kafka \
PATH=${PATH}:${KAFKA_HOME}/bin
COPY download-kafka.sh start-kafka.sh broker-list.sh create-topics.sh /tmp/
RUN apk add --update unzip wget curl docker jq coreutils \
&& chmod a+x /tmp/*.sh \
&& mv /tmp/start-kafka.sh /tmp/broker-list.sh /tmp/create-topics.sh /usr/bin \
&& /tmp/download-kafka.sh \
&& tar xfz /tmp/kafka_${SCALA_VERSION}-${KAFKA_VERSION}.tgz -C /opt \
&& rm /tmp/kafka_${SCALA_VERSION}-${KAFKA_VERSION}.tgz \
&& ln -s /opt/kafka_${SCALA_VERSION}-${KAFKA_VERSION} /opt/kafka \
&& rm /tmp/*
VOLUME ["/kafka"]
# Use "exec" form so that it runs as PID 1 (useful for graceful shutdown)
CMD ["start-kafka.sh"]
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