Dockerfile

FROM frolvlad/alpine-oraclejdk8:slim

ARG MAVEN_VERSION=3.5.0
ARG USER_HOME_DIR="/root"
ARG SHA=beb91419245395bd69a4a6edad5ca3ec1a8b64e41457672dc687c173a495f034
ARG BASE_URL=https://apache.osuosl.org/maven/maven-3/${MAVEN_VERSION}/binaries

RUN apk --no-cache add curl \
  && mkdir -p /usr/share/maven /usr/share/maven/ref \
  && curl -fsSL -o /tmp/apache-maven.tar.gz ${BASE_URL}/apache-maven-${MAVEN_VERSION}-bin.tar.gz \
  && echo "${SHA}  /tmp/apache-maven.tar.gz" | sha256sum -c - \
  && tar -xzf /tmp/apache-maven.tar.gz -C /usr/share/maven --strip-components=1 \
  && rm -f /tmp/apache-maven.tar.gz \
  && ln -s /usr/share/maven/bin/mvn /usr/bin/mvn

ENV MAVEN_HOME /usr/share/maven
ENV MAVEN_CONFIG "$USER_HOME_DIR/.m2"

WORKDIR /src
COPY . /src
VOLUME /target

RUN mvn package

EXPOSE 8111

CMD ["java","-Xms512m","-Xmx4096m","-jar","target/range-1.0-SNAPSHOT.jar"]