dockerpublish.yml

name: Docker

on:
  push:
    # Publish `production` and ` tags as releases.
    branches:
      - production
      - staging

    # Publish `v1.2.3` tags as releases.
    tags:
      - v*

env:
  FRONTEND_IMAGE_NAME: frontend
  BACKEND_IMAGE_NAME: backend

jobs:
  # Run tests.
  # See also https://docs.docker.com/docker-hub/builds/automated-testing/
  test:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v2

      - name: Run tests
        run: |
          echo "Test line 1"
          echo "Test line 2"
          echo "If any of these fail, the build isn't published"
          echo "Tests passed"

  # Push image to GitHub Packages.
  # See also https://docs.docker.com/docker-hub/builds/
  push:
    # Ensure test job passes before pushing image.
    needs: test

    runs-on: ubuntu-latest
    if: github.event_name == 'push'

    steps:
      - uses: actions/checkout@v2

      - name: Create environment
        run: |
          # Strip git ref prefix from version
          REF=$(echo "${{ github.ref }}" | sed -e 's,.*/\(.*\),\1,')

          # Strip "v" prefix from tag name
          [[ "${{ github.ref }}" == "refs/tags/"* ]] && REF=$(echo $REF | sed -e 's/^v//')

          [ "$REF" == "staging" ] && QUALIFIER=-staging

          FRONTEND_IMAGE_ID=docker.pkg.github.com/${{ github.repository }}/$FRONTEND_IMAGE_NAME$QUALIFIER
          BACKEND_IMAGE_ID=docker.pkg.github.com/${{ github.repository }}/$BACKEND_IMAGE_NAME$QUALIFIER
          
          # Use Docker `latest` tag convention if on production or staging
          [ "$REF" == "production" ] && VERSION=latest && DOCKERFILE=Dockerfile.production && ENDPOINT=update-prod
          [ "$REF" == "staging" ] && VERSION=latest && DOCKERFILE=Dockerfile.staging && ENDPOINT=update-staging

          # Change all uppercase to lowercase
          FRONTEND_IMAGE_ID=$(echo $FRONTEND_IMAGE_ID | tr '[A-Z]' '[a-z]')
          BACKEND_IMAGE_ID=$(echo $BACKEND_IMAGE_ID | tr '[A-Z]' '[a-z]')

          echo ::set-env name=ENDPOINT::$ENDPOINT
          echo ::set-env name=DOCKERFILE::$DOCKERFILE
          echo ::set-env name=FRONTEND_IMAGE_ID::$FRONTEND_IMAGE_ID
          echo ::set-env name=BACKEND_IMAGE_ID::$BACKEND_IMAGE_ID
          echo ::set-env name=VERSION::$VERSION

      - name: Build images
        run: |
          docker build --no-cache frontend -f frontend/$DOCKERFILE --tag frontend
          docker build --no-cache backend --tag backend

      - name: Log into registry
        run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login docker.pkg.github.com -u ${{ github.actor }} --password-stdin

      - name: Push image
        run: |
          docker tag frontend $FRONTEND_IMAGE_ID:$VERSION
          docker tag backend $BACKEND_IMAGE_ID:$VERSION
          docker push $FRONTEND_IMAGE_ID:$VERSION
          docker push $BACKEND_IMAGE_ID:$VERSION

      - name: Update live site
        run: curl --data "token=${{ secrets.DEPLOY_TOKEN }}" https://triggers.osai-web.com/$ENDPOINT