.gitlab-ci.yml

image: haskell:8.0.1

services:
  - postgres:latest
  - docker:latest

cache:
  key: "$CI_BUILD_NAME/$CI_BUILD_REF_NAME"
  untracked: true
  paths:
    - .stack-work/
    - "~/docker"
    - "~/.cabal"
    - "~/.local"
    - "~/.stack"

before_script:
  - apt-get update -qq;
  - apt-get install -y -qq libpq-dev
  - stack setup;

# Defines the stages in the Gitlab-CI Pipeline
stages:
  - prepare
  - build
  - cleanup_build
  - test
  - deploy

build_deps:
  stage: prepare
  artifacts:
    when: always
    expire_in: 1 week
    paths:
      - /root/.stack/
      - .stack-work/
  script:
    - echo "Artifacts in " /root/.stack
    - stack setup;
    - stack build --only-dependencies
    - ls /root/.stack/
    - ls .stack-work/

build_job:
  stage: build
  script:
    - stack build --no-terminal howl-backend
  only:
     - branches
  except:
    - triggers

build-clean-job:
  script:
    - stack --no-terminal clean
  when: on_failure

test_job:
  stage: test
  script:
    - stack --no-terminal test howl-backend:howl-backend-test --coverage
  only:
     - branches
     - /^v\d+\.\d+\.\d+-.*$/
  except:
    - triggers

### DEPLOY ####################################################
deploy-job:
  stage: deploy #assigns the stage as deploy
  # Script to run for deploying application to AWS
  script:
    - apt-get --quiet install --yes python-pip # AWS CLI requires python-pip, python is installed by default
    - apt-get --quiet install --yes curl
    - curl -sSL https://get.docker.com/ | sh
    - docker -d;
    - pip install -U pip  # pip update
    - pip install awscli  # AWS CLI installation
    - stack --no-terminal install --local-bin-path .
    - docker build --rm=false -t $AWS_ACCOUNT_ID.dkr.ecr.$AWS_DEFAULT_REGION.amazonaws.com/$AWS_REPO_NAME:$CI_BUILD_REF -f Dockerfile.deploy .
    - ./deploy.sh $CI_BUILD_REF
  # requires previous CI stages to succeed in order to execute
  when: on_success
  environment: production # Assign the Gitlab Environment for tracking purposes
  # Applies only to tags matching the regex: ie: v1.0.0-My-App-Release
  only:
    - master
  except:
    - triggers