Dockerfile

FROM openjdk:8-jdk-alpine
MAINTAINER Francis Chuang <francis.chuang@boostport.com>

ENV EXHIBITOR_VER 1.5.6
ENV ZOOKEEPER_VER 3.4.9

RUN apk --no-cache --update add bash ca-certificates gnupg openssl su-exec tar \
 && apk --no-cache --update --repository https://dl-3.alpinelinux.org/alpine/edge/community/ add maven \
 && update-ca-certificates \
\
# Set up directories
 && mkdir -p /opt/zookeeper \
 && mkdir -p /opt/exhibitor \
 && mkdir -p /var/lib/zookeeper/data \
\
# Download Zookeeper
 && wget -O /tmp/KEYS https://apache.org/dist/zookeeper/KEYS \
 && gpg --import /tmp/KEYS \
 && wget -q -O /tmp/zookeeper.tar.gz http://apache.mirror.serversaustralia.com.au/zookeeper/zookeeper-${ZOOKEEPER_VER}/zookeeper-${ZOOKEEPER_VER}.tar.gz \
 && wget -O /tmp/zookeeper.asc https://apache.org/dist/zookeeper/zookeeper-$ZOOKEEPER_VER/zookeeper-$ZOOKEEPER_VER.tar.gz.asc \
 && gpg --verify /tmp/zookeeper.asc /tmp/zookeeper.tar.gz \
 && tar -xzf /tmp/zookeeper.tar.gz -C /opt/zookeeper  --strip-components 1 \
\
# Build exhibitor
 && mkdir -p /tmp/exhibitor \
 && wget -O /tmp/exhibitor/pom.xml https://raw.githubusercontent.com/soabase/exhibitor/v${EXHIBITOR_VER}/exhibitor-standalone/src/main/resources/buildscripts/standalone/maven/pom.xml \
 && cd /tmp/exhibitor \
 && mvn clean package \
 && mv /tmp/exhibitor/target/exhibitor-1.5.5.jar /opt/exhibitor/exhibitor.jar \
\
# Set up permissions
 && addgroup -S zookeeper \
 && adduser -h /opt/zookeeper -G zookeeper -S -D -H -s /bin/false -g zookeeper zookeeper \
 && chown -R zookeeper:zookeeper /opt/zookeeper \
 && chown -R zookeeper:zookeeper /opt/exhibitor \
 && chown -R zookeeper:zookeeper /var/lib/zookeeper/data \
\
# Clean up
 && apk del gnupg maven openssl tar \
 && rm -rf /tmp/* /var/tmp/* /var/cache/apk/*

ADD run-exhibitor.sh /run-exhibitor.sh

VOLUME ["/var/lib/zookeeper/data"]

EXPOSE 2181 2888 3888 8080

CMD ["/run-exhibitor.sh"]