dev-afj.yml

name: Build and deploy Node.js app to ECSsdc

on:
  push:
    branches:
      - pipeline-implementation
  #   paths:
  #     - 'apps/agent-service/**'
  # workflow_dispatch:
    
env:

  ECR_IMAGE_TAG: "AGENT_V_${{ github.run_number }}"

  ECR_REPOSITORY: "dev-services"
  AWS_REGION: "ap-southeast-1"
  CLUSTER: "DEV-NGOTAG-CLUSTER"

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      id-token: write
      contents: read

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

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1

      - name: Configure AWS Credentials
        uses: aws-actions/configure-aws-credentials@v3
        with:
          role-to-assume: ${{ secrets.IAM_ROLE }}
          aws-region: ap-southeast-1

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

      - name: update modules
        run: yarn

      - name: Build, tag, and push image to Amazon ECR
        env:
          ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
          ECR_REPOSITORY: dev-services
          IMAGE_TAG: "AGENT_V_${{ github.run_number }}"
        run: |
          docker build -t $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG  .
          docker push $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG
          docker image list
          
      - name: Set environment variables
        run: |
          echo "ECR_REGISTRY=${{ steps.login-ecr.outputs.registry }}" >> $GITHUB_ENV
          echo "ECR_REPOSITORY=dev-services" >> $GITHUB_ENV
          echo "IMAGE_TAG=AGENT_V_${{ github.run_number }}" >> $GITHUB_ENV
   
      - name: Print environment variables
        run: |
          echo "ECR_REGISTRY: $ECR_REGISTRY"
          echo "ECR_REPOSITORY: $ECR_REPOSITORY"
          echo "IMAGE_TAG: $IMAGE_TAG"
     
      - name: Retrieve Repository URI
        run: |
          REPOSITORY_URI=$(aws ecr describe-repositories --repository-names ${{ env.ECR_REPOSITORY }} --region ${{ env.AWS_REGION }} | jq -r '.repositories[].repositoryUri')
          echo "REPOSITORY_URI=${REPOSITORY_URI}" >> $GITHUB_ENV
      
      - name: Replace executionRoleArn in task definition
        run: |
          sed -i "s#\"executionRoleArn\": \"arn:aws:iam::.*:role/ecsTaskExecutionRole\"#\"executionRoleArn\": \"arn:aws:iam::${{ secrets.AWS_ACCOUNT_ID }}:role/ecsTaskExecutionRole\"#" taskdef/credo-service.json

      - name: Update Task Definition and service
        run: |
          FAMILY=$(sed -n 's/.*"family": "\(.*\)",/\1/p' taskdef/credo-service.json)
          NAME=$(sed -n 's/.*"name": "\(.*\)",/\1/p' taskdef/credo-service.json)
          SERVICE_NAME="${NAME}-service"
          echo "SERVICE_NAME: $SERVICE_NAME"

          # Replace placeholders in the JSON file
          sed -e "s;%BUILD_NUMBER%;${{ github.run_number }};g" -e "s;%REPOSITORY_URI%;${REPOSITORY_URI};g" taskdef/credo-service.json > ${GITHUB_WORKSPACE}/${NAME}-v_${{ github.run_number }}.json
 
          # Debug: Print the content of the modified JSON file
          cat ${GITHUB_WORKSPACE}/${NAME}-v_${{ github.run_number }}.json

          # Register the task definition using the modified JSON file
          aws ecs register-task-definition --family ${FAMILY} --cli-input-json file://${GITHUB_WORKSPACE}/${NAME}-v_${{ github.run_number }}.json --region ${{ env.AWS_REGION }}
      
          SERVICE_INFO=$(aws ecs describe-services --services ${SERVICE_NAME} --cluster ${CLUSTER} --region ap-southeast-1)

          # Check if the service exists
           if [ -z "$SERVICE_INFO" ]; then
            echo "Service does not exist, creating new service..."
            # Your logic to create a new service goes here
          else
          echo "Entered existing service"
            # Extract desired count from the stored service info
           DESIRED_COUNT=$(echo "$SERVICE_INFO" | jq -r '.services[].desiredCount')
           echo "DESIRED_COUNT: $DESIRED_COUNT"

           if [ "$DESIRED_COUNT" = "0" ]; then
            DESIRED_COUNT="1"
            fi
            # Update the existing service
             REVISION=$(aws ecs describe-task-definition --task-definition ${FAMILY} --region ap-southeast-1 | jq -r '.taskDefinition.revision')
            aws ecs update-service --cluster ${CLUSTER} --region ap-southeast-1 --service ${SERVICE_NAME} --task-definition ${FAMILY}:${REVISION} --desired-count ${DESIRED_COUNT}
            fi