2020-04-18 18:52:35 +00:00
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# Use the official maven/Java 8 image to create a build artifact.
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# https://hub.docker.com/_/maven
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FROM maven:3.6.3-jdk-11-slim as builder
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# Copy local code to the container image.
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WORKDIR /app
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COPY pom.xml .
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COPY src ./src
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# Build a release artifact.
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RUN mvn package -DskipTests
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# Use AdoptOpenJDK for base image.
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# It's important to use OpenJDK 8u191 or above that has container support enabled.
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# https://hub.docker.com/r/adoptopenjdk/openjdk8
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# https://docs.docker.com/develop/develop-images/multistage-build/#use-multi-stage-builds
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FROM adoptopenjdk/jdk-11.0.6_10-alpine-slim
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# Copy the jar to the production image from the builder stage.
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COPY --from=builder /app/target/chuckjokes-*.jar /chuckjokes.jar
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# Run the web service on container startup.
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CMD ["java", "-Djava.security.egd=file:/dev/./urandom", "-jar", "/chuckjokes.jar"]
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