API Gateway

The API Gateway acts as a unified entry point for routing requests to the respective microservices.

Features

• Proxy and routing for requests.
• Simplifies interaction with internal services.

Technologies Used

• Java Spring Boot
• REST API
• Docker
• Kubernetes

Main Endpoints

• POST /api/orders: Forwards the request to the Order Service.
• GET /api/orders/{id}: Forwards the request to the Order Service.
• GET /api/inventory/check/{productId}: Forwards the request to the Inventory Service.
• PUT /api/inventory/reduce/{productId}: Forwards the request to the Inventory Service.

Setup and Deployment

1. Docker:

   • Build the image:

     docker build -t api-gateway-service .

   • Run the container:

     docker run -p 8080:8080 api-gateway-service

2. Kubernetes:

   • Apply deployment and service manifests:

     kubectl apply -f deployment.yaml
     kubectl apply -f service.yaml