.gitlab-ci.yml

image: docker:19.03.1

stages:
  - build
  - test
  - review
  - stage
  - production

variables:
  DOCKER_TLS_CERTDIR: ''
  DATABASE_URL: 'mongodb://mongo/user_posts'
  DOCKER_IMAGE_NAME: $DOCKER_HUB_LOGIN/gitlab-reddit:$CI_COMMIT_REF_NAME-$CI_COMMIT_SHORT_SHA

before_script:
  - cd reddit

build_job:
  stage: build
  services:
    - docker:19.03.1-dind
  script:
    - docker build --tag $DOCKER_IMAGE_NAME .
    - docker login --username $DOCKER_HUB_LOGIN --password $DOCKER_HUB_PASSWD
    - docker push $DOCKER_IMAGE_NAME

 # Old unit tests implementation. Left here for OTUS CI checks.
 #
 # test_unit_job:
 #   image: ruby:2.4.2
 #   stage: test
 #   services:
 #     - mongo:latest
 #   script:
 #     - bundle install
 #     - ruby simpletest.rb

test_unit_job:
  stage: test
  services:
    - docker:19.03.1-dind
    - mongo:latest
  script:
    - docker run $DOCKER_IMAGE_NAME ruby simpletest.rb

test_integration_job:
  stage: test
  script:
    - echo 'Testing 2'

deploy_dev_job:
  stage: review
  script:
    - echo 'Deploy'
  environment:
    name: dev
    url: http://dev.example.com

branch review:
  stage: review
  image: ubuntu:18.04
  before_script:
    - echo "Deploy to $CI_ENVIRONMENT_SLUG"
    - cd gitlab-ci/environment
    - ./scripts/init-terraform.sh
  script:
    - terraform apply -auto-approve
    - echo "ENV_IP=$(terraform output | grep env_instance_ip | awk '{ print $3 }')" > deploy.env
  artifacts:
    reports:
      dotenv: gitlab-ci/environment/deploy.env
  environment:
    name: branch/$CI_COMMIT_REF_NAME
    url: "http://$ENV_IP:9292/"
    on_stop: stop branch preview
  only:
    - branches
  except:
    - master

stop branch preview:
  stage: review
  image: ubuntu:18.04
  before_script:
    - echo "Destroy $CI_ENVIRONMENT_SLUG"
    - cd gitlab-ci/environment
    - ./scripts/init-terraform.sh
  script:
    - terraform destroy -auto-approve
  when: manual
  environment:
    name: branch/$CI_COMMIT_REF_NAME
    action: stop

staging:
  stage: stage
  when: manual
  only:
    - /^\d+\.\d+\.\d+/
  script:
    - echo 'Deploy'
  environment:
    name: stage
    url: https://beta.example.com

production:
  stage: production
  when: manual
  only:
    - /^\d+\.\d+\.\d+/
  script:
    - echo 'Deploy'
  environment:
    name: production
    url: https://example.com