.gitlab-ci.yml

variables:
  DOCKER_DRIVER: overlay
  IMAGE_TAG: $CI_REGISTRY_IMAGE:$CI_COMMIT_REF_NAME
  RELEASE_IMAGE: $CI_REGISTRY_IMAGE:latest
  RANCHER_ACCESS_KEY: accesskey
  RANCHER_SECRET_KEY: somelongkeygoeshere
  RANCHER_URL: https://rancher.example.com/

stages:
- build
- test
- release
- deploy

build_docker_image:
  stage: build
  image: docker:latest
  services:
    - docker:dind
  tags:
    - dind
  script:
    - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
    - docker build -t $IMAGE_TAG .
    - docker push $IMAGE_TAG

unittest:
  stage: test
  services:
    - docker:dind
  tags:
    - dind
  script:
    - docker run --rm $IMAGE_TAG test
  #artifacts:
  #  when: on_failure
  #  expire_in: 1 week

release:
  stage: release
  tags:
    - dind
  script:
    - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
    - docker pull $IMAGE_TAG
    - docker tag $IMAGE_TAG $RELEASE_IMAGE
    - docker push $RELEASE_IMAGE
  only:
    - master

deploy:
  stage: deploy
  image: cdrx/rancher-gitlab-deploy
  script:
    - docker run cdrx/rancher-gitlab-deploy:latest upgrade --stack ci-test --service helloworld --new-image $RELEASE_IMAGE --rancher-url $RANCHER_URL --rancher-secret $RANCHER_SECRET_KEY --rancher-key $RANCHER_ACCESS_KEY
  tags:
    - dind
  only:
    - master