JanSimek/spring-microservices-playground

Microservice application created for training purposes.

Microservices in Spring

This is a sample microservice application created for training purposes.

Technologies used:

• Spring Boot, Spring Cloud
• Spring Cloud Gateway
  • route API request using load balancer filter which detects the URI and replaces it with an available endpoint associated with service name
• Netflix Eureka
  • service discovery
• Micrometer -> Zipkin
  • for distributed tracing
  • available at http://localhost:9411/zipkin (part of eureka-server)
• Feign clients
• TODO: dynamic Spring Validator
• TODO: automatic build to docker registry and deployment using Watchtower
• TODO: OAuth2 and Keycloak
• TODO: Kafka

Components

• microservices-parent
  • standalone modules:
    • customer
      • port 8080
    • fraud
      • port 8081
    • notification
      • port 8082
    • API gateway
      • port 8083
    • eureka-server
      • running at port 8761
  • shared modules
    • microservices-clients
      • Feign clients
    • message-queue
      • RabbitMQ

Tools

• PgAdmin
  • http://localhost:5050

Usage

docker compose up - starts PGSQL + PgAdmin, and Zipkin