Spring Cloud Microservices

A comprehensive demonstration of Spring Cloud capabilities through a microservices architecture.

Project Overview

This project showcases key microservices patterns and Spring Cloud features including: Centralized Configuration (Config Server) Service Discovery (Eureka) API Gateway Inter-service Communication Containerization with Docker Architecture

Build

# Generate Maven wrapper:

mvn -N io.takari:maven:wrapper

# Build all services:

./mvnw clean package -DskipTests

# Running the Application
Using Docker Compose:

docker-compose up -d

# serve with hot reload at localhost:8080
npm start

# build for production with minification
npm run build

# build for production and view the bundle analyzer report
npm run build --report

Structure

The project consists of the following components:

Config Server (Port 8888)
Service Registry (Port 8761)
API Gateway (Port 8080)
Service A (Port 8081)
Service B (Port 8082)

Prerequisites

Java 17
Maven
Docker
Docker Compose

Project Structure

spring-cloud-microservices/
├── config-server/
├── service-registry/
├── api-gateway/ ├── service-a/
├── service-b/
├── docker-compose.yml
└── pom.xml

Service Endpoints

Eureka Dashboard: http://localhost:8761
Service A (via Gateway): http://localhost:8080/service-a/data
Service B (via Gateway): http://localhost:8080/service-b/info

Health Endpoints:

http://localhost:8080/service-a/health
http://localhost:8080/service-b/health

Features Demonstrated

Service Registration and Discovery
Centralized Configuration
Load Balancing
API Gateway Routing
Inter-service Communication
Containerized Deployment
Health Monitoring
Docker Commands
View logs: docker-compose logs -f
Stop services: docker-compose down
Rebuild services: docker-compose up -d --build

Technologies Used

Spring Boot 3.2.0
Spring Cloud 2023.0.0
Docker
Maven

Contributing

Feel free to submit issues and enhancement requests.

License

This project is licensed under the MIT License.