loki/.circleci/config.yml

version: 2

workflows:
  version: 2
  test-build-deploy:
    jobs:
    - test
    - build
    - lint
    - publish:
        requires:
        - test
        - build
        - lint
        filters:
          branches:
            only: master
    - publish-master:
        requires:
        - test
        - build
        - lint
        filters:
          branches:
            only: master
    - deploy:
        requires:
        - publish
        filters:
          branches:
            only: master

# https://circleci.com/blog/circleci-hacks-reuse-yaml-in-your-circleci-config-with-yaml/
defaults: &defaults
  docker:
    - image: grafana/loki-build-image:rename-49e21d5-WIP
  working_directory: /go/src/github.com/grafana/loki

jobs:
  test:
    <<: *defaults
    steps:
      - checkout

      - run:
          name: Run Unit Tests
          command: |
            touch loki-build-image/.uptodate &&
            make BUILD_IN_CONTAINER=false test            

  lint:
    <<: *defaults
    steps:
      - checkout

      - run:
          name: Lint
          command: |
            touch loki-build-image/.uptodate &&
            make BUILD_IN_CONTAINER=false lint            

      - run:
          name: Check Generated Fies
          command: |
            touch loki-build-image/.uptodate &&
            make BUILD_IN_CONTAINER=false check-generated-files            

  build:
    <<: *defaults
    steps:
      - checkout
      - setup_remote_docker

      - run:
          name: Build Images
          command: |
            touch loki-build-image/.uptodate &&
            make BUILD_IN_CONTAINER=false            

      - run:
          name: Save Images
          command: |
            touch loki-build-image/.uptodate &&
            make BUILD_IN_CONTAINER=false save-images            

      - save_cache:
          key: v1-loki-{{ .Branch }}-{{ .Revision }}
          paths:
          - images/

  publish:
    <<: *defaults
    steps:
      - checkout
      - setup_remote_docker

      - restore_cache:
          key: v1-loki-{{ .Branch }}-{{ .Revision }}

      - run:
          name: Load Images
          command: |
            touch loki-build-image/.uptodate &&
            make BUILD_IN_CONTAINER=false load-images            

      - run:
          name: Push Images
          command: |
            if [ -n "$DOCKER_USER" ]; then
              docker login -u "$DOCKER_USER" -p "$DOCKER_PASS" &&
              make push-images
            fi            

  publish-master:
    <<: *defaults
    steps:
      - checkout
      - setup_remote_docker

      - restore_cache:
          key: v1-loki-{{ .Branch }}-{{ .Revision }}

      - run:
          name: Load Images
          command: |
            touch loki-build-image/.uptodate &&
            make BUILD_IN_CONTAINER=false load-images            

      - run:
          name: Push Images
          command: |
            docker login -u "$DOCKER_USER" -p "$DOCKER_PASS" &&
            make push-master            

  deploy:
    <<: *defaults
    steps:
      - checkout

      - run: |
          curl -s --header "Content-Type: application/json" \
            --data "{\"build_parameters\": {\"CIRCLE_JOB\": \"deploy\", \"IMAGE_NAMES\": \"$(make images)\"}}" \
            --request POST \
            https://circleci.com/api/v1.1/project/github/raintank/deployment_tools/tree/master?circle-token=$CIRCLE_TOKEN