test-environment-deployment.yml

# Purpose: Deploy the backend to the test environment.

# Name of the workflow
name: Deploy to Test Environment

on:
  push:
    branches:
      - main # Trigger the workflow when a push event occurs on the main branch

jobs:
  build: # Define the "build" job
    runs-on: ubuntu-latest # Run the job on the latest version of Ubuntu
    steps: # List of steps to execute within the job
      - name: Update package cache # Step to update the package cache
        run: sudo apt-get update

      - name: Checkout code # Step to check out the code from the repository
        uses: actions/checkout@v3

      - name: Set up Java # Step to set up the Java environment
        uses: actions/setup-java@v3
        with:
          java-version: 17 # Specify Java 17 as the version
          distribution: 'zulu' # Use the 'zulu' distribution of Java

      - name: Set up Docker # Step to set up the Docker environment
        uses: actions/hello-world-docker-action@v2

      - name: Install Maven # Step to install Maven
        run: sudo apt-get install -y maven

      - name: Copy settings.xml file from template # Step to create a new 'settings.xml' file by copying the 'template-settings.xml'
        run: cp template-settings.xml settings.xml

      - name: Replace username in settings.xml # Step to replace the placeholder username in settings.xml
        run: sed 's|'{YOUR_GITHUB_USERNAME}'|'${{ secrets.GH_USERNAME }}'|g' settings.xml >> temp-settings.xml ; rm settings.xml ; mv temp-settings.xml settings.xml

      - name: Replace access token in settings.xml # Step to replace the placeholder access token in settings.xml
        run: sed 's|'{YOUR_PERSONAL_GITHUB_ACCESS_TOKEN}'|'${{ secrets.GH_USER_ACCESS_TOKEN }}'|g' settings.xml >> temp-settings.xml ; rm settings.xml ; mv temp-settings.xml settings.xml

      - name: Build with Maven # Step to build the application using Maven with the provided settings.xml configuration file
        run: mvn --settings settings.xml clean install

      - name: Starting Deployment to ECS... # Step to start the deployment to ECS
        run: echo "Starting Deployment to ECS..."

      - name: Configure AWS credentials # Step to configure AWS credentials
        uses: aws-actions/configure-aws-credentials@v1
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: ${{ secrets.AWS_REGION }}

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

      - name: Build, tag, and push image to Amazon ECR # Step to build, tag, and push the image to Amazon ECR
        id: build-image
        env:
          ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
          ECR_REPOSITORY: ays-be-test
          IMAGE_TAG: ${{ github.sha }}
        run: |
          docker build -t $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG .
          docker push $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG
          echo "image=$ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG" >> $GITHUB_OUTPUT

      - name: Download task definition # Step to download the task definition
        run: |
          aws ecs describe-task-definition --task-definition ays-be-test \
          --query taskDefinition > task_definition.json

      - name: Fill in the new image ID in the Amazon ECS task definition # Step to 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: ays-be-test
          image: ${{ steps.build-image.outputs.image }}

      - name: Deploy Amazon ECS task definition # Step to deploy the Amazon ECS task definition
        uses: aws-actions/amazon-ecs-deploy-task-definition@v1
        with:
          task-definition: ${{ steps.task-def.outputs.task-definition }}
          service: ays-be-test-service
          cluster: ays-be-test-cluster
          wait-for-service-stability: true

      - name: Deployment successfully completed # Step to indicate that the deployment was successful
        run: echo "Deployment successfully completed!"