deployment.yml

# This workflow uses actions that are not certified by GitHub.
# They are provided by a third-party and are governed by
# separate terms of service, privacy policy, and support
# documentation.

name: Deploy webservice and frontend to AWS

on:
  push:
    branches: ["develop"]

env:
  REGISTRY: ghcr.io
  WEBSERVICE_IMAGE_NAME: ${{ github.repository }}
  FRONTEND_IMAGE_NAME: fa21-collaborative-drone-interactions/sciencelabfrontend

jobs:
  check:
    name: Check files
    outputs:
      rebuild_webservice: ${{ steps.check_files.outputs.rebuild_webservice }}
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v2
        with:
          fetch-depth: 2

      - name: check modified files
        id: check_files
        run: |
          echo "=============== list modified files ==============="
          git diff --name-only HEAD^ HEAD

          echo "========== check paths of modified files =========="
          git diff --name-only HEAD^ HEAD > files.txt
          while IFS= read -r file
          do
            echo $file
            if [[ $file == WebService/* ]]; then
              echo "This modified file is not under the 'WebService' folder."
              echo "::set-output name=rebuild_webservice::true"
              break
            else
              echo "::set-output name=rebuild_webservice::false"
            fi
          done < files.txt
  build-and-push-webservice:
    runs-on: ubuntu-latest
    needs: check
    if: needs.check.outputs.rebuild_webservice == 'true'
    permissions:
      contents: read
      packages: write

    steps:
      - name: Install dependencies
        run:  sudo apt-get update && sudo apt-get install openssl libssl-dev
      - name: Checkout repository
        uses: actions/checkout@v2

      - name: Log in to the Container registry
        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
        with:
          images: ${{ env.REGISTRY }}/${{ env.WEBSERVICE_IMAGE_NAME }}

      - name: Build and push Docker image
        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
        with:
          context: .
          file: ./WebService/Dockerfile
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

  build-and-push-frontend:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v2

      - name: Log in to the Container registry
        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
        with:
          images: ${{ env.REGISTRY }}/${{ env.FRONTEND_IMAGE_NAME }}

      - name: Build and push Docker image
        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
        with:
          context: ./frontend
          file: ./frontend/Dockerfile.prod
          push: true
          build-args: MAPBOX_API_KEY=${{ secrets.MAPBOX_API_KEY }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

  continuous-deployment:
    if: always()
    runs-on: ubuntu-latest
    needs: [build-and-push-webservice, build-and-push-frontend]
    steps:
      # Step 1
      - name: Configure AWS credentials
        uses: aws-actions/configure-aws-credentials@v1
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: ${{ secrets.AWS_REGION }}
      # Step 2
      - name: Create CodeDeploy Deployment
        id: deploy
        run: |
          aws deploy create-deployment \
            --application-name ScienceLab \
            --deployment-group-name development_group \
            --deployment-config-name CodeDeployDefault.OneAtATime \
            --github-location repository=${{ github.repository }},commitId=${{ github.sha }}