rockcraft.yaml

name: spring-petclinic-jlink
version: 0.0.1
summary: Basic Spring Petclinic
description: |
  This image is Spring Petclinic sample
  using openjdk-17-headless slices

base: bare
build-base: ubuntu@24.04

run-user: _daemon_

platforms:
  amd64:

services:
  test:
    override: replace
    summary: Service summary
    command: /usr/bin/java -jar /jars/application.jar
    startup: enabled

parts:
  application:
    plugin: nil
    source: https://github.com/spring-projects/spring-petclinic.git
    source-type: git
    build-environment:
      - JAVA_HOME: "/usr/lib/jvm/java-17-openjdk-${CRAFT_ARCH_BUILD_FOR}"
    build-packages:
      - openjdk-17-jdk-headless
    override-build: |
      ./mvnw package
      mkdir -p ${CRAFT_PART_INSTALL}/jars
      cp ${CRAFT_PART_BUILD}/target/*-SNAPSHOT.jar ${CRAFT_PART_INSTALL}/jars/application.jar
      cp ${CRAFT_PART_BUILD}/target/classes/META-INF/sbom/application.cdx.json ${CRAFT_PART_INSTALL}/jars/
      craftctl default

  runtime:
    plugin: nil
    build-packages:
      - openjdk-17-jdk-headless
    after:
      - application
    stage-packages:
      - base-files_base
      - openjdk-17-jre-headless_standard
    override-build: |
      craftctl default
      install_root=${CRAFT_PART_INSTALL}/usr/lib/jvm/java-17-openjdk-${CRAFT_ARCH_BUILD_FOR}/
      jar xvf ${CRAFT_STAGE}/jars/*.jar
      deps=$(jdeps --module-path="./BOOT-INF/lib/*" --class-path="./BOOT-INF/lib/*" -q --recursive \
         --ignore-missing-deps --print-module-deps --multi-release 17 ${CRAFT_STAGE}/jars/*.jar)
      # rebuild Java image with jlink
      rm -rf ${install_root} && jlink --add-modules ${deps} --output ${install_root}
      # add Java shortcut
      (cd ${CRAFT_PART_INSTALL} && \
        ln -s --relative usr/lib/jvm/java-17-openjdk-${CRAFT_ARCH_BUILD_FOR}/bin/java usr/bin/java)