deploy.yml

name: Deploy to Amazon ECS

on:
  push:
    branches: "release-*"

env:
  AWS_REGION: eu-west-2
  ECS_SERVICE: answerking-dotnet-api-ecs-service
  ECS_CLUSTER: answerking-dotnet-api-ecs-cluster
  ECS_TASK_DEFINITION: task-definition.json
  CONTAINER_NAME: answerking-dotnet-api-container
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}
                                              
jobs:
  deploy:
    name: Deploy
    runs-on: ubuntu-latest
    environment: production

    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Configure AWS credentials
        uses: aws-actions/configure-aws-credentials@v2
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: ${{ env.AWS_REGION }}
          
      - name: Log in to github registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Set version variable
        run: |
          echo "VERSION=$(echo $GITHUB_REF | sed -e 's#refs/heads/release-#v#g')" >> $GITHUB_ENV

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=raw, value=latest
            type=raw, value=${{ env.VERSION }}

      - name: Build image
        id: build-image
        uses: docker/build-push-action@v2
        with:
          context: .
          file: ./dockerfile
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

      - name: Download task definition
        run: aws ecs describe-task-definition --task-definition answerking-dotnet-api-task --query taskDefinition > ${{ env.ECS_TASK_DEFINITION }}
            
      - name: Fill in the new image ID in the Amazon ECS task definition
        id: task-def
        uses: aws-actions/amazon-ecs-render-task-definition@v1
        with:
          task-definition: ${{ env.ECS_TASK_DEFINITION }}
          container-name: ${{ env.CONTAINER_NAME }}
          image: ${{ steps.build-image.outputs.imageid }}

      - name: Deploy Amazon ECS task definition
        uses: aws-actions/amazon-ecs-deploy-task-definition@v1
        with:
          task-definition: ${{ env.ECS_TASK_DEFINITION }}
          service: ${{ env.ECS_SERVICE }}
          cluster: ${{ env.ECS_CLUSTER }}
          wait-for-service-stability: true