crtxdmp.

stages:
  - build

variables:
  DOCKER_DRIVER: overlay2
  DOCKER_TLS_CERTDIR: ''
  
simple-build-job:
  image: docker:stable
  services:
    - docker:dind
  stage: build
  variables:
    IMAGE_TAG: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG
  script:
    - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
    - docker pull $IMAGE_TAG || true
    - docker build --pull -f Dockerfile -t $IMAGE_TAG --cache-from $IMAGE_TAG .
    - docker push $IMAGE_TAG

speedup-build-job:
  image: docker:stable
  services:
    - docker:dind
  stage: build
  variables:
    IMAGE_TAG: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG
  script:
    - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
    - docker pull $IMAGE_TAG || true
    - docker build --pull -f Dockerfile -t $IMAGE_TAG --cache-from $IMAGE_TAG .
    - docker push $IMAGE_TAG

speedup-multistage-build-job:
  image: docker:stable
  services:
    - docker:dind
  stage: build
  variables:
    IMAGE_TAG: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_SLUG
  script:
    - docker login -u $CI_REGISTRY_USER -p $CI_REGISTRY_PASSWORD $CI_REGISTRY
    - docker pull "$(echo $IMAGE_TAG)-builder" || true
    - docker pull $IMAGE_TAG || true
    - docker build --pull -f Dockerfile -t "$(echo $IMAGE_TAG)-builder" --target build-stage --cache-from "$(echo $IMAGE_TAG)-builder" --cache-from $IMAGE_TAG .
    - docker build --pull -f Dockerfile -t $IMAGE_TAG --cache-from "$(echo $IMAGE_TAG)-builder" --cache-from $IMAGE_TAG .
    - docker push "$(echo $IMAGE_TAG)-builder"
    - docker push $IMAGE_TAG