prefect-deploy-aws-ecr.yaml

name: Deploy Prefect flows as containers stored in AWS ECR

on:
  push: # Only run on main branch
    branches:
      - main
    paths: # Only run when requirements or flows change
      - Dockerfile
      - requirements.txt
      - flows/

env:
  AWS_REGION: us-east-1 # Change to your region
  PYTHON_VERSION: 3.9 # Prefect requires Python 3.9 or higher
  PREFECT_WORKSPACE: "your-organization/you-workspace"

jobs:
  deploy_flow:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      # Authenticate with AWS for ECR access
      # Assumes you have AWS credentials stored as GitHub secrets
      - 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: Login to Amazon ECR
        id: login-ecr
        uses: aws-actions/amazon-ecr-login@v1

      # Configure Python and authenticate with Prefect
      # Assumes you have a Prefect API key stored as a GitHub secret
      - name: Setup Python
        uses: actions/setup-python@v4
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Install dependencies
        run: |
          pip install -r requirements.txt

      - name: Auth to Prefect Cloud
        uses: PrefectHQ/actions-prefect-auth@v1
        with:
          prefect-api-key: ${{ secrets.PREFECT_API_KEY }}
          prefect-workspace: ${{ env.PREFECT_WORKSPACE }}

      # Deploy all flows
      # Assumes you are using a push_docker_image step in your prefect.yaml file where the
      # image name is of the form: <AWS_ACCOUNT_ID>.dkr.ecr.<AWS_REGION>.amazonaws.com/<IMAGE>
      - name: Deploy flows
        run: |
          prefect --no-prompt deploy --all