main.yml

name: Deployment using Elastic Beanstalk
on:
    workflow_dispatch:
    push:
      branches: [ "stage" ]
    pull_request:
      branches: [ "main" ] 

env:
    # AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}  
    # AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}  
    # AWS_SESSION_TOKEN: ${{ secrets.AWS_SESSION_TOKEN }} 
    AWS_REGION: us-east-1
    app_bucket_name: ebs-ue1-eb-d-s3 
    s3Key: app.zip
    applicationName: ebs-ue1-eb-d-eb-app
    environmentName: ebs-ue1-eb-d-eb-env
    terraformDir: ./terraform
    appDir: ./node-application

jobs:
    terraform_infrastructure:

      runs-on: ubuntu-latest
      steps:
      - uses: actions/checkout@v4

      - name: Configure aws credentials
        uses: aws-action/configure-aws-credentials@v1
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-session-token: ${{ secrets.AWS_SESSION_TOKEN }}
          aws-region: ${{ env.AWS_REGION }}

      - name: Echo Hello World
        run: aws sts get-caller-identity

      - name: Setup Terraform
        uses: hashicorp/setup-terraform@v2
        with:
          terraform_wrapper: false

      - name: Terraform Version
        run: echo "Terraform version=$(terraform --version)" 

      - name: Terraform Init
        run: terraform init
        working-directory: ${{ env.terraformDir }}

      - name: Terraform Plan
        # run: terraform plan -var "iam_instance_profile=your-iam-instance-profile" 
        run: terraform plan --var-file=prod.tfvars -lock=false 
        working-directory: ${{ env.terraformDir }} 

      - name: Terraform apply
        run: terraform apply -auto-approve -var-file=prod.tfvars -lock=false
        working-directory: ${{ env.terraformDir }}

      # - name: Terraform Destroy  
      #   run: terraform destroy -auto-approve -var-file=prod.tfvars -lock=false
      #   working-directory: ${{ env.terraformDir }}



    build-and-test: 
      runs-on: ubuntu-latest
      needs: terraform_infrastructure

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

      - name: Configure aws credentials
        uses: aws-action/configure-aws-credentials@v1
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-session-token: ${{ secrets.AWS_SESSION_TOKEN }}
          aws-region: ${{ env.AWS_REGION }}

      - name: List files
        run: ls -la

      - name: Set up Node.js
        uses: actions/setup-node@v3
        with:
          node-version: '18'

      # - name: npm version
      #   run: npm --version

      # - name: Install dependencies
      #   run: sudo npm install
      #   working-directory: ./node-application

      # - name: Build the application
      #   run: sudo npm run build
      #   working-directory: ./node-application

      - name: List files before zip
        run: ls -la ${{ env.appDir }}

      - name: Zip application
        run: |
          cd ${{ env.appDir }}
          zip -r ../app.zip .

      - name: List files after zip
        run: ls -la

      - name: Upload to S3
        run: aws s3 cp app.zip s3://${{env.app_bucket_name}}/app.zip --region us-east-1
        working-directory: .


    deploy:
      runs-on: ubuntu-latest
      needs: build-and-test
  
      steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Configure aws credentials
        uses: aws-action/configure-aws-credentials@v1
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-session-token: ${{ secrets.AWS_SESSION_TOKEN }}
          aws-region: ${{ env.AWS_REGION }}

      - name: Deploy to Elastic Beanstalk
        run: |
          VERSION_LABEL=$(date +%Y%m%d%H%M%S)
          aws elasticbeanstalk create-application-version \
            --application-name ${{env.applicationName}} \
            --region us-east-1 \
            --version-label $VERSION_LABEL \
            --source-bundle S3Bucket=${{env.app_bucket_name}},S3Key=app.zip \
            --debug
  
          aws elasticbeanstalk update-environment \
            --application-name ${{env.applicationName}} \
            --environment-name ${{env.environmentName}} \
            --version-label $VERSION_LABEL \
            --debug
  
      - name: Notify success
        if: success()
        run: echo "Deployment successful!!"