.gitlab-ci.yml

image: docker:latest

variables:
  # When using dind, it's wise to use the overlayfs driver for
  # improved performance:
  DOCKER_DRIVER: overlay2
  PROJECT_NAME: "notes_backend"
  GROUP_NAME: "wemake.services"
  PIPENV_SHELL_COMPAT: "true"
  PIPENV_COLORBLIND: "true"
  PIPENV_NOSPIN: "true"
  CONTAINER_TEST_IMAGE: "registry.gitlab.com/$GROUP_NAME/$PROJECT_NAME:$CI_BUILD_REF_NAME"
  CONTAINER_RELEASE_IMAGE: "registry.gitlab.com/$GROUP_NAME/$PROJECT_NAME:latest"

services:
  - docker:dind

before_script:
  # Installing docker-compose:
  - apk update && apk upgrade
  - apk add python python-dev py-pip git build-base
  - pip install dump-env docker-compose
  # Creating `.env` configuration file:
  - dump-env -t config/.env.template -p 'SECRET_' > config/.env
  # Login into Docker registry:
  - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN registry.gitlab.com
  # Debug information:
  - docker info && docker-compose --version && git --version

# Build Docker container and push it to the Gitlab's registry:
build:
  stage: build
  script:
    - docker build -t $CONTAINER_TEST_IMAGE --build-arg DJANGO_ENV=production -f docker/django/Dockerfile .
    - docker push $CONTAINER_TEST_IMAGE
  only:
    - master

# Testing application:
test:
  stage: test
  script:
    - docker-compose run -e INSIDE_CI=1 web sh ./docker/ci.sh
  coverage: '/\d+\%\s*$/'
  artifacts:
    paths:
      - artifacts/

# Releasing image, when tests pass:
release-image:
  stage: deploy
  script:
    - docker pull $CONTAINER_TEST_IMAGE
    - docker tag $CONTAINER_TEST_IMAGE $CONTAINER_RELEASE_IMAGE
    - docker push $CONTAINER_RELEASE_IMAGE
  only:
    - master
  environment:
    name: production  # used to track time with 'cycle analytics'