Clojure Docker #docker

clj-Dockerfile

FROM clojure:tools-deps AS builder

ARG VERSION=0.0.0-0-0000000
ENV TZ=America/Chicago

RUN mkdir -p /home/builder
WORKDIR /home/builder
COPY deps.edn /home/builder
RUN mkdir resources
RUN clojure -Spom

# stash version and build time info as an EDN resource for easy runtime access
RUN clojure -e \
    "{:version \"$VERSION\" :buildTime (str (java.time.LocalDateTime/now))}" \
    > resources/version.edn

COPY . /home/builder

# build uberjar
RUN clojure -A:depstar -m hf.depstar.uberjar \
    sim-faux-manhattan-application-services.jar \
    -C -m the-container-store.Sim-Faux-Manhattan-Application-Services

FROM containerstore/java-11-jre

ENV TZ=America/Chicago

WORKDIR /home/app
COPY --from=builder --chown=app:applications /home/builder/* ./

USER app
EXPOSE 8080

CMD java \
    -Ddeployment.stack=$DEPLOYMENT_STACK \
    -Ddeployment.environment=$DEPLOYMENT_ENVIRONMENT \
    -jar sim-faux-manhattan-application-services.jar

HEALTHCHECK --retries=8 CMD curl --silent --fail http://localhost:8080/about || exit 1