deploy-on-aws.yaml

name: deploy-on-aws

on:
  push:
    tags:
      - "v*.*.*"

jobs:
  push_to_ecr:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v2 # allow the runner to access the code in the repository

      - name: Login to Amazon ECR
        id: login-ecr # needed to reference this step later in the workflow
        uses: aws-actions/amazon-ecr-login@v2
        env:
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          AWS_REGION: ${{ secrets.AWS_REGION }}
          AWS_SESSION_TOKEN: ${{ secrets.AWS_SESSION_TOKEN }}

      - name: Extract Git Tag
        id: extract_tag
        run: echo "::set-output name=TAG::$(echo ${GITHUB_REF#refs/tags/})"

      - name: Build, tag, and push image to Amazon ECR
        id: build-image
        env:
          ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
          ECR_REPOSITORY: 324-devops-refcard-03
          IMAGE_TAG: ${{ steps.extract_tag.outputs.TAG }}
        run: |
          # Build a docker container and push it to ECR
          docker build -t $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG .
          docker push $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG

      - name: Download task definition
        run: |
          aws ecs describe-task-definition --task-definition ${{ vars.MY_ECS_TASK_DEFINITION }} \
          --query taskDefinition > task-definition.json

      - 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: task-definition.json
          container-name: ${{ vars.MY_CONTAINER_NAME   }}
          image: ${{ steps.build-image.outputs.image }}

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