README.md

Spring Cloud

Spring Cloud provides tools for developers to quickly build some of the common patterns in distributed systems (e.g. configuration management, service discovery, circuit breakers, intelligent routing, micro-proxy, control bus, one-time tokens, global locks, leadership election, distributed sessions, cluster state).

Getting Started

Spring Cloud 官方套件可參考下面連結

• spring-cloud projects

目前範例使用了

• Spring Cloud Config
• Spring Cloud Netflix (Eureka)
• Spring Cloud Gateway

Container version

• openjdk:8u201-jdk-alpine3.9
• maven:3.6.2-jdk-11

Prerequisites

• docker
• docker-compose

Running

Build Java package

編譯 Java 服務 webclient、webservice、gateway、eureka、config

make build-all

Start container

make up

啟動完成後

1. 在瀏覽器上開起連結 http://127.0.0.1:88 進入 eureka 介面, 可以看到已註冊的服務

2. 在瀏覽器上開起連結

   • http://127.0.0.1:81/neo-config/pro/master 可以看到 config neo-config-pro.properties
   • http://127.0.0.1:81/neo-config/test/master 可以看到 config neo-config-test.properties
   • http://127.0.0.1:81/neo-config/dev/master 可以看到 config neo-config-dev.properties

   這邊使用範例 config-repo, 相關配置在 ./config/src/main/resources/bootstrap.yml

3. 在瀏覽器上開起連結

   • http://127.0.0.1/ 可以看到 webclient 的 Hello Page
   • http://127.0.0.1/hello 可以看到 webservice 的計數器回傳 {"message":"Hi there! you are number 1"}

Stop container

make down

清除資料

make clean