# References:
# 1. https://circleci.com/blog/how-to-build-a-docker-image-on-circleci-2-0/
# 2. https://circleci.com/docs/2.0/building-docker-images/
#

version: 2

main_filters: &main_filters
  branches:
    ignore:
      - /^(?:release|test)-20\d\d\d\d\d\d\.\d+/
      - /\//
      - production
  tags:
    only: /^(?:release|test)-20\d\d\d\d\d\d\.\d+/

defaults:
  bmo_slim_image: &bmo_slim_image
    image: mozillabteam/bmo-slim:20171228.1
    user: app

  mysql_image: &mysql_image
    image: mozillabteam/bmo-mysql:5.6

  bmo_env: &bmo_env
    PORT: 8000
    LOCALCONFIG_ENV: 1
    BMO_db_user: bugs
    BMO_db_host: 127.0.0.1
    BMO_db_pass: bugs
    BMO_db_name: bugs
    BMO_memcached_servers: localhost:11211
    BMO_memcached_namespace: "bugzilla:"
    BMO_urlbase: AUTOMATIC
    HTTPD_StartServers: 1
    HTTPD_MinSpareServers: 1
    HTTPD_MaxSpareServers: 1
    HTTPD_ServerLimit: 1
    HTTPD_MaxClients: 1
    HTTPD_MaxRequestsPerChild: 4000

  mysql_env: &mysql_env
    MYSQL_DATABASE: bugs
    MYSQL_USER: bugs
    MYSQL_PASSWORD: bugs
    MYSQL_ALLOW_EMPTY_PASSWORD: 1

  docker_oldtests: &docker_oldtests
    - <<: *bmo_slim_image
      environment:
        <<: *bmo_env
        BZ_QA_CONF_FILE: /app/.circleci/selenium_test.conf
        BZ_QA_ANSWERS_FILE:  /app/.circleci/checksetup_answers.legacy.txt
        BZ_QA_LEGACY_MODE: 1
    - <<: *mysql_image
      environment: *mysql_env
    - image: selenium/standalone-firefox:2.53.1
    - image: memcached:latest

  default_qa_setup: &default_qa_setup
    run:
      name: default qa setup
      command: |
        mv /opt/bmo/local /app/local
        perl -MSys::Hostname -i -pE 's/bmo.test/hostname() . ":$ENV{PORT}"/ges' $BZ_QA_CONF_FILE
        perl checksetup.pl --no-database --default-localconfig
        mkdir artifacts

jobs:
  build:
    working_directory: /app
    docker:
      - image: docker:17.06.1-ce
    steps:
      - setup_remote_docker
      - run:
          name: install git and ssh
          command: apk update && apk add git openssh-client
      - checkout
      - run: |
          docker build \
            --build-arg CI="$CI" \
            --build-arg CIRCLE_SHA1="$CIRCLE_SHA1" \
            --build-arg CIRCLE_BUILD_URL="$CIRCLE_BUILD_URL" \
            -t bmo .
      - deploy:
          command: |
            if [[ -n "$DOCKERHUB_REPO" && -n "$DOCKER_USER" && -n "$DOCKER_PASS" ]]; then
                TAG=""
                if [[ -n "$CIRCLE_TAG" ]]; then
                  TAG="$CIRCLE_TAG"
                elif [[ "$CIRCLE_BRANCH" == "master" ]]; then
                  TAG=latest
                fi
                if [[ -n "$TAG" ]]; then
                  docker tag bmo "$DOCKERHUB_REPO:$TAG"
                  docker login -u "$DOCKER_USER" -p "$DOCKER_PASS"
                  docker push "$DOCKERHUB_REPO:$TAG"
                fi
            fi

  test_sanity:
    parallelism: 4
    working_directory: /app
    docker:
      - <<: *bmo_slim_image
        environment: *bmo_env
    steps:
      - checkout
      - *default_qa_setup
      - run:
          name: run sanity tests
          command: |
            /app/scripts/entrypoint.pl prove -qf $(circleci tests glob 't/*.t' | circleci tests split) | tee artifacts/$CIRCLE_JOB.txt
      - store_artifacts:
          path: /app/artifacts

  test_webservices:
    parallelism: 1
    working_directory: /app
    docker: *docker_oldtests
    steps:
      - checkout
      - *default_qa_setup
      - run: |
          /app/scripts/entrypoint.pl load_test_data
      - run:
          command: |
            /app/scripts/entrypoint.pl test_webservices | tee artifacts/$CIRCLE_JOB.txt
      - store_artifacts:
          path: /app/artifacts
      - store_artifacts:
          path: /app/logs

  test_selenium:
    parallelism: 1
    working_directory: /app
    docker: *docker_oldtests
    steps:
      - checkout
      - *default_qa_setup
      - run: |
          /app/scripts/entrypoint.pl load_test_data --legacy
      - run:
          command: |
            /app/scripts/entrypoint.pl test_selenium | tee artifacts/$CIRCLE_JOB.txt
      - store_artifacts:
          path: /app/artifacts
      - store_artifacts:
          path: /app/logs

  test_bmo:
    parallelism: 1
    working_directory: /app
    docker:
      - <<: *bmo_slim_image
        environment:
          <<: *bmo_env
          BZ_QA_ANSWERS_FILE:  /app/.circleci/checksetup_answers.txt
          TWD_HOST: localhost
          TWD_PORT: 4444
          TWD_BROWSER: firefox
      - <<: *mysql_image
        environment: *mysql_env
      - image: memcached:latest
      - image: selenium/standalone-firefox:2.53.1
    steps:
      - checkout
      - run: |
          mv /opt/bmo/local /app/local
          perl checksetup.pl --no-database
          /app/scripts/entrypoint.pl load_test_data
          mkdir artifacts
      - run: /app/scripts/entrypoint.pl test_bmo -q -f t/bmo/*.t
      - store_artifacts:
          path: /app/logs

workflows:
  version: 2
  main:
    jobs:
      - test_sanity:
          filters: *main_filters
      - test_bmo:
          filters: *main_filters
          requires:
            - test_sanity
      - test_webservices:
          filters: *main_filters
          requires:
            - test_sanity
      - test_selenium:
          filters: *main_filters
          requires:
            - test_sanity
      - build:
          filters: *main_filters
          requires:
            - test_sanity
            - test_bmo
            - test_webservices