stages:
    - build_image
    - tests

variables:
    VERSION: "v1"

build_image:
    stage: build_image
    tags:
        - docker
        - dind

    script:
        - docker login -u gitlab-ci-token -p $CI_BUILD_TOKEN $CI_REGISTRY
        - docker build -t $CI_REGISTRY_IMAGE:$VERSION .
        - docker tag $CI_REGISTRY_IMAGE:$VERSION $CI_REGISTRY_IMAGE:latest
        - docker push $CI_REGISTRY_IMAGE:$VERSION
        - docker push $CI_REGISTRY_IMAGE:latest
        - docker rmi $CI_REGISTRY_IMAGE:$VERSION
        - docker rmi $CI_REGISTRY_IMAGE:latest

    only:
        - master
    when: manual
    allow_failure: false
    

tests_image:
    stage: tests
    image: $CI_REGISTRY_IMAGE:latest
    needs: ["build_image"]
    tags:
        - docker
        - dind

    script:
        - git --version

    only:
        - master