Microservice project

Read Me First

The following was discovered as part of building this project:

• The original package name 'com.example.microservices.currency-conversion-service' is invalid and this project uses 'com.example.microservices.currencyconversionservice' instead.

Getting Started

Reference Documentation

For further reference, please consider the following sections:

• Official Apache Maven documentation
• Spring Boot Maven Plugin Reference Guide
• Create an OCI image
• Spring Boot DevTools
• Spring Web
• Config Server
• Eureka Server
• Eureka Discovery Client
• Gateway
• Spring Boot Actuator
• Spring Boot Docker

Guides

The following guides illustrate how to use some features concretely:

• Service Registration and Discovery with Eureka and Spring Cloud
• Centralized Configuration
• Building a RESTful Web Service
• Serving Web Content with Spring MVC
• Building REST services with Spring
• Building a RESTful Web Service with Spring Boot Actuator
• Using Spring Cloud Gateway
• Using Spring Cloud Sleuth for tracing request

Ports used

* Limite Service                    8080, 8081, ...        
    - http://localhost:8080/limits
* Currency Exchange Service         8000, 8001, 8002, ...   
    - http://localhost:8000/currency-exchange/from/EUR/to/INR
    - http://localhost:8000/h2-console
* Spring Cloud Config Service       8888
* Currency Conversion Service       8100, 8101, 8102, ...
    - http://localhost:8100/currency-conversion-feign/from/USA/to/INR/quantity/200
* Statemachine Service              8200, 8201, 8202, ...
    - http://localhost:8200/create
    - http://localhost:8200/state/last/1
* Netflix Eureka Naming Server      8761                    
    - http://localhost:8761/
* Netflix Zuul API Gateway Server   8765                    
    - http://localhost:8765/currency-conversion-service/currency-conversion-feign/from/USA/to/INR/quantity/200
* Zipkin Distributed Tracing Server 9411                    
    - http://localhost:9411/zipkin

dev

• zipkin with rabbitmq

  set RABBIT_URI=amqp://localhost 
  java -jar zipkin-server-2.24.0-exec.jar

• refresh config

  • POST - http://localhost:8080/actuator/refresh - refresh one instance
  • POST - http://localhost:8080/actuator/busrefresh - refresh all instances

• docker

  • [Open Zipkin] (https://hub.docker.com/r/openzipkin/zipkin/)

     docker run -d -p 9411:9411 openzipkin/zipkin
  

• spring boot docker

     mvn spring-boot:build-image -DskipTests