continuous_deployment.yml

name: Deploy backend and frontend

on:
  push:
    paths:
      - "deployment/**"
  workflow_dispatch:

jobs:
  deploy_backend_frontend:
    name: Publish and Deploy
    runs-on: ubuntu-latest

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

      - name: Login to Amazon ECR
        id: login-ecr
        uses: aws-actions/amazon-ecr-login@v1

      - name: Build, tag, and push image to Amazon ECR
        id: build-backend-image
        env:
          ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
          ECR_REPOSITORY: backend
          IMAGE_TAG: latest
        run: |
          docker build -f deployment/backend.Dockerfile -t $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG --build-arg AWS_ACCESS_KEY_ID_ARG=$AWS_ACCESS_KEY_ID --build-arg AWS_SECRET_ACCESS_KEY_ARG=$AWS_SECRET_ACCESS_KEY --build-arg AWS_DEFAULT_REGION_ARG=$AWS_REGION deployment/
          docker push $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG

      - name: Update Lambda function with latest ECR image
        env:
          LAMBDA_NAME: waste-detector-prediction
          ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
          ECR_REPOSITORY: backend
          IMAGE_TAG: latest
        run: |
          aws lambda update-function-code \
          --function-name $LAMBDA_NAME \
          --image-uri $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG

      - name: Build, tag, and push image to Amazon ECR
        id: build-frontend-image
        env:
          ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          AWS_REGION: ${{ secrets.AWS_REGION }}
          ECR_REPOSITORY: frontend
          IMAGE_TAG: latest
        run: |
          docker build -f deployment/frontend.Dockerfile -t $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG --build-arg AWS_ACCESS_KEY_ID_ARG=$AWS_ACCESS_KEY_ID --build-arg AWS_SECRET_ACCESS_KEY_ARG=$AWS_SECRET_ACCESS_KEY --build-arg AWS_DEFAULT_REGION_ARG=$AWS_REGION deployment/
          docker push $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG 
          echo "::set-output name=image::$ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG"

      - name: Fill in the new image ID in the Amazon ECS task definition
        id: task-def
        uses: aws-actions/amazon-ecs-render-task-definition@97587c9d45a4930bf0e3da8dd2feb2a463cf4a3a
        with:
          task-definition: deployment/frontend_task_definition.json
          container-name: frontend-container
          image: ${{ steps.build-frontend-image.outputs.image }}

      - name: Deploy Amazon ECS task definition
        uses: aws-actions/amazon-ecs-deploy-task-definition@de0132cf8cdedb79975c6d42b77eb7ea193cf28e
        with:
          task-definition: ${{ steps.task-def.outputs.task-definition }}
          service: frontend
          cluster: WD-Frontend
          wait-for-service-stability: true
          force-new-deployment: true