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Spring & Docker

Maven

  • To create the wrapper file if absent:

    mvn -N io.takari:maven:wrapper

  • To build the image:

    ./mvnw spring-boot:build-image

To skip tests (not recommended):

<plugin>
	<groupId>org.apache.maven.plugins</groupId>
	<artifactId>maven-surefire-plugin</artifactId>
	<version>2.22.2</version>
	<configuration>
		<skipTests>true</skipTests>
	</configuration>
</plugin>

  • Tag and Push image to Docker HUB:

    docker tag name:0.0.1 h3ar7b3a7/name:0.0.1

    docker tag name:0.0.1 h3ar7b3a7/name:latest

    docker push h3ar7b3a7/name:0.0.1

    docker push h3ar7b3a7/name:latest

Gradle

  • To build the wrapper

    gradlew build

  • To build the image

    docker build --build-arg JAR_FILE=build/libs/tjenterprise-0.0.1.jar -t h3ar7b3a7/tjenterprise .

or with Dockerfile:

FROM openjdk:8-jdk-alpine
ARG JAR_FILE=build/libs/tjenterprise-0.0.1.jar
COPY ${JAR_FILE} app.jar
ENTRYPOINT ["java","-jar","/app.jar"]

  • Tag and Push image to Docker HUB

    Same as above (under Maven)...