ci(automation): dynamically fetch image version

variables:

  IMAGE_NAME: 'automation'

  IMAGE_TAG: '0.1.0'

  REPORTS_PATH: "src/${IMAGE_NAME}/reports"

  BUILD_ENV: build.env

# Package application needed to run tests & build the image on next stage

build automation:

  stage: build

  script:

    - export IMAGE_TAG=$(grep -m1 '<version>' ./src/$IMAGE_NAME/pom.xml | grep -oP  '(?<=>).*(?=<)')

    - echo "IMAGE_TAG=${IMAGE_TAG}" >> ${BUILD_ENV}

    - cat ${BUILD_ENV}

    - docker build -t "$IMAGE_NAME:$IMAGE_TAG" -f ./src/$IMAGE_NAME/src/main/docker/Dockerfile.multistage.jvm ./src/$IMAGE_NAME/ --target builder

  after_script:

    - docker images --filter="dangling=true" --quiet | xargs -r docker rmi

  artifacts:

    reports:

      dotenv: ${BUILD_ENV}

  rules:

    - if: '$CI_PIPELINE_SOURCE == "merge_request_event" && ($CI_MERGE_REQUEST_TARGET_BRANCH_NAME == "develop" || $CI_MERGE_REQUEST_TARGET_BRANCH_NAME == $CI_DEFAULT_BRANCH)'

    - if: '$CI_PIPELINE_SOURCE == "push" && $CI_COMMIT_BRANCH == "develop"'

    - docker login -u "$CI_REGISTRY_USER" -p "$CI_REGISTRY_PASSWORD" $CI_REGISTRY

    - docker rm ${REPORTS_CONTAINER} || true

  script:

    - echo "Running tests for image ${IMAGE_TAG}"

    - docker build -t "$IMAGE_NAME:$IMAGE_TAG" -f ./src/$IMAGE_NAME/src/main/docker/Dockerfile.multistage.jvm ./src/$IMAGE_NAME/ --target unit-test

    # Transfer JaCoCo and Surefire reports from within tests image

    - docker create --name ${REPORTS_CONTAINER} "$IMAGE_NAME:$IMAGE_TAG"