build.yml

name: CI/CD

on:
  push:
    branches:
      - main

jobs:
  build-and-test:
    runs-on: ubuntu-latest

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

      - name: Set up Python
        uses: actions/setup-python@v2
        with:
          python-version: '3.8'

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

  deploy-to-eks:
    runs-on: ubuntu-latest
    needs: build-and-test

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

      - name: Set AWS Credentials
        run: |
          aws configure set aws_access_key_id ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws configure set aws_secret_access_key ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws configure set region eu-north-1

      - name: Install tools
        run: |
          curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
          chmod +x kubectl
          sudo mv kubectl /usr/local/bin/
          pip install awscli --upgrade

      - name: Log in to ECR
        run: |
          aws ecr get-login-password --region eu-north-1 | \
          docker login --username AWS --password-stdin ${{ secrets.IMAGE_REGISTRY }}

      - name: Build and tag Docker image
        run: |
          LATEST_SHA=$(git rev-parse --short HEAD)
          echo "LATEST_SHA=$LATEST_SHA" >> $GITHUB_ENV

          docker build -t ${{ secrets.IMAGE_REGISTRY }}:$LATEST_SHA .
          docker tag ${{ secrets.IMAGE_REGISTRY }}:$LATEST_SHA ${{ secrets.IMAGE_REGISTRY }}:latest

      - name: Push Docker image to ECR
        run: |
          docker push ${{ secrets.IMAGE_REGISTRY }}:$LATEST_SHA
          docker push ${{ secrets.IMAGE_REGISTRY }}:latest

      - name: Update kubeconfig
        run: |
          aws eks update-kubeconfig --name eks-code2cloud-test --region eu-north-1

      - name: Deploy to EKS
        run: |
          DEPLOYMENT_EXISTS=$(kubectl get deployment ${{ secrets.REPOSITORY }} --namespace=default --ignore-not-found)
          
          if [[ -z "$DEPLOYMENT_EXISTS" ]]; then
            echo "Creating new deployment"
            kubectl create deployment ${{ secrets.REPOSITORY }} \
              --image=${{ secrets.IMAGE_REGISTRY }}:$LATEST_SHA --namespace=default
          else
            echo "Updating existing deployment"
            kubectl set image deployment/${{ secrets.REPOSITORY }} \
              ${{ secrets.REPOSITORY }}=${{ secrets.IMAGE_REGISTRY }}:$LATEST_SHA --namespace=default
          fi