.container-build-common:
  stage: build
  variables:
    CONTEXT_LOCATION: $CI_PROJECT_DIR
    EXTRA_ARGS: ""
  artifacts:
    paths:
      - image.tar

.container-build-jib-maven:
  extends: .container-build-common
  image: $MAVEN_IMAGE
  script:
    - cd $CONTEXT_LOCATION
    - mvn $MAVEN_CLI_OPTS jib:buildTar -DskipTests $EXTRA_ARGS

.container-build-jib-gradle:
  extends: .container-build-common
  image: $GRADLE_IMAGE
  variables:
    EXTRA_ARGS: $GRADLE_EXTRA_ARGS
  script:
    - cd $CONTEXT_LOCATION
    - ./gradlew $GRADLE_CLI_OPTS jibBuildTar -DskipTests $EXTRA_ARGS

.container-build-kaniko:
  extends: .container-build-common
  image:
    name: gcr.io/kaniko-project/executor:v1.8.0-debug
    entrypoint: [ "" ]
  variables:
    DOCKERFILE_LOCATION: $CI_PROJECT_DIR/Dockerfile
    REGISTRY_MIRROR: --registry-mirror nexus.corp.exxcellent.de:18000 --skip-tls-verify-registry nexus.corp.exxcellent.de:18000
  script:
    - >-
      /kaniko/executor 
      --context $CONTEXT_LOCATION 
      --dockerfile $DOCKERFILE_LOCATION 
      --no-push 
      --destination $CI_REGISTRY_IMAGE:$CI_COMMIT_SHORT_SHA 
      $EXTRA_ARGS 
      $REGISTRY_MIRROR 
      --tarPath image.tar