老范的自言自语 Walter's Solo

docker for java app

December 18, 2024 by walter

• write a Dockerfile

  FROM openjdk:21
  COPY target/reminder.jar /usr/src/reminder
  WORKDIR /usr/src/reminder
  EXPOSE 8080
  CMD ["java" ,"-jar", "reminder.jar" ]

• build image

docker build --t reminder:1.0.0 .
docker run -it -p 18080:8080 reminder:1.0.0

• use cloud native buildpacks to build open container initiative(OCI)

./mvnw spring-boot:build-image

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