E-Auction with Microservice Architecture

An auction application that I created with .Net 5 and microservices architecture, where you can bid on products with others.

Whats Including In This Repository

Product microservice which includes;

• ASP.NET Core Web API application
• REST API principles, CRUD operations
• MongoDB database connection and containerization
• Repository Pattern Implementation
• Swagger Open API implementation

Sourcing microservice whic includes;

• ASP.NET Web API application
• REST API principles, CRUD operations
• MongoDB database connection and containerization
• Repository Pattern Implementation
• Swagger Open API implementation
• ASP.NET gRPC Server application

Microservices Communication

• Sync inter-service gRPC Communication
• Async Microservices Communication with RabbitMQ Message-Broker Service
• Using RabbitMQ Publish/Subscribe Topic Exchange Model

Order Microservice

• Implementing DDD, CQRS, and Clean Architecture with using Best Practices
• Developing CQRS with using MediatR, FluentValidation and AutoMapper packages
• SqlServer database connection and containerization
• Using Entity Framework Core ORM and auto migrate to SqlServer when application startup

API Gateway Ocelot Microservice

• Implement API Gateways with Ocelot
• Sample microservices/containers to reroute through the API Gateways
• Run multiple different API Gateway container types

Docker Compose establishment with all microservices on docker;

• Containerization of microservices
• Containerization of databases
• Override Environment variables

Project Structure

src
├── ApiGateway
|   └── EAuction.ApiGateway
├── Services                    
│   ├── Common
|   |   └── EventBustRabbitMQ
|   ├── Order
|   |   ├── EAuction.Order.Application
|   |   ├── EAuction.Order.Domain
|   |   ├── EAuction.Order.Infrastructure
|   |   └── EAuction.Order.Api
│   ├── Product
|   |   └── EAuction.Products.Api
│   └── Sourcing  
|       └── EAuction.Sourcing.Api
└── WebApp
    ├── EAuction.Core
    ├── EAuction.Infrastructure
    └── EAuction.UI

🚀 Building and Running for Production

1. Follow these steps to get your development environment set up: (Before Run Start the Docker Desktop)

2. At the root directory which include docker-compose.yml files, run below command:

    docker-compose up -d --build
   

3. You can launch microservices as below urls:

• Product API -> http://localhost:8000/swagger/index.html
• Sourcing API -> http://localhost:8001/swagger/index.html
• Order API -> http://localhost:8002/swagger/index.html
• API Gateway -> http://localhost:5000/