.gitlab-ci.yml

image: docker:latest

stages:
  - build
  - deploy
  - test

services:
  - docker:dind

variables:
  DOCKER_DRIVER: overlay2

Build and deploy staging:
  stage: deploy
  image: python:3.6-stretch

  variables:
    MEDICALCALCS_FQDN: ${STAGING_MEDICALCALCS_FQDN}
    AWS_ACCESS_KEY_ID: ${STAGING_AWS_ACCESS_KEY_ID}
    AWS_SECRET_ACCESS_KEY: ${STAGING_AWS_SECRET_ACCESS_KEY}
    S3_BUCKET_NAME: ${STAGING_S3_BUCKET_NAME}

  before_script: &build_before
    - pip install awscli
    - curl -sL https://deb.nodesource.com/setup_9.x | bash -
    - apt-get install -y nodejs jq
    - npm install

  script: &build_script
    - npm run build

    - aws s3 sync ./build s3://${S3_BUCKET_NAME}/ --delete --acl public-read
    - export DISTRIBUTION_ID=$(aws cloudfront list-distributions | jq -r ".DistributionList.Items[] | select(.Aliases.Items[] | contains(\"$MEDICALCALCS_FQDN\")) | .Id")
    - aws cloudfront create-invalidation --distribution-id $DISTRIBUTION_ID --paths /index.html

    - aws s3 cp src/data/list.json s3://${S3_BUCKET_NAME}/calculators-list.json --acl private

  environment:
    name: staging
    url: https://${MEDICALCALCS_FQDN}

  artifacts:
    paths:
      - build/

  only:
    - staging
  when: on_success
#end Build

Build only:
  stage: build
  image: python:3.6-stretch

  before_script: *build_before

  script:
    - npm run build

  except:
    - staging
    - production
    - master

  when: on_success
#end Build

Build and deploy production:
  stage: deploy
  image: python:3.6-stretch

  variables:
    MEDICALCALCS_FQDN: ${PRODUCTION_MEDICALCALCS_FQDN}
    AWS_ACCESS_KEY_ID: ${PRODUCTION_AWS_ACCESS_KEY_ID}
    AWS_SECRET_ACCESS_KEY: ${PRODUCTION_AWS_SECRET_ACCESS_KEY}
    S3_BUCKET_NAME: ${PRODUCTION_S3_BUCKET_NAME}

  before_script: *build_before

  script: *build_script

  environment:
    name: production
    url: https://${MEDICALCALCS_FQDN}

  artifacts:
    paths:
      - build/

  only:
    - production
  when: on_success
#end Build

Test staging deployment:
  stage: test
  image: alpine:3.6

  variables:
    MEDICALCALCS_FQDN: ${STAGING_MEDICALCALCS_FQDN}

  before_script: &test_before
    - apk add --no-cache curl grep

  script: &test_script
    - cd build
    - echo "MEDICALCALCS_FQDN is ${MEDICALCALCS_FQDN}"
    - find static/js -name 'main.*.js' -exec curl "https://${MEDICALCALCS_FQDN}/{}" -o _main.js \;
    - cat static/js/main.*.js | sha512sum > _main.sha512
    - cat _main.js | sha512sum -c _main.sha512

  only:
    - staging
#end Test

Test production deployment:
  stage: test
  image: alpine:3.6

  variables:
    MEDICALCALCS_FQDN: ${PRODUCTION_MEDICALCALCS_FQDN}

  before_script: *test_before

  script: *test_script

  only:
    - production
#end Test