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Dockerfile
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# Kafka and Zookeeper
FROM java:openjdk-8-jre
ENV DEBIAN_FRONTEND noninteractive
ENV SCALA_VERSION 2.11
ENV KAFKA_VERSION 0.10.0.1
ENV KAFKA_HOME /opt/kafka_"$SCALA_VERSION"-"$KAFKA_VERSION"
# Install Kafka, Zookeeper and other needed things
RUN apt-get update && \
apt-get install -y zookeeper wget supervisor dnsutils && \
rm -rf /var/lib/apt/lists/* && \
apt-get clean && \
wget -q http://apache.mirrors.spacedump.net/kafka/"$KAFKA_VERSION"/kafka_"$SCALA_VERSION"-"$KAFKA_VERSION".tgz -O /tmp/kafka_"$SCALA_VERSION"-"$KAFKA_VERSION".tgz && \
tar xfz /tmp/kafka_"$SCALA_VERSION"-"$KAFKA_VERSION".tgz -C /opt && \
rm /tmp/kafka_"$SCALA_VERSION"-"$KAFKA_VERSION".tgz
ADD scripts/start-kafka.sh /usr/bin/start-kafka.sh
# Supervisor config
ADD supervisor/kafka.conf supervisor/zookeeper.conf /etc/supervisor/conf.d/
# Add kafka binaries to PATH
ENV PATH $KAFKA_HOME/bin:$PATH
# 2181 is zookeeper, 9092 is kafka
EXPOSE 2181 9092
CMD ["supervisord", "-n"]