# lagou-cloud

**Repository Path**: WendleXu/lagou-cloud

## Basic Information

- **Project Name**: lagou-cloud
- **Description**: lagou-cloud
- **Primary Language**: Java
- **License**: Apache-2.0
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2020-05-27
- **Last Updated**: 2020-12-19

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

### 作业说明

```
java高薪训练营作业11
第三阶段 分布式架构设计&微服务深入剖析
模块五 SpringCloud组件设计原理及实战（下）
```



**工程目录结构**

```
lagou-cloud
  lagou-common（共通模块）
  lagou-cloud-gateway（端口9002）
  lagou-service-code（端口8081）
  lagou-service-email（端口8082）
  lagou-service-user（端口8085）
lagou-cloud-static
  static（html页面）
```

**e环境版本**

```
JDK 11
MySQL 5.7
Nginx 1.17.10
SpringBoot 2.2.7.RELEASE
SpringCloud Hoxton.SR4
SpringCloud Alibaba 2.1.0.RELEASE
  SpringCloud Alibaba Nacos
  SpringCloud Alibaba Dubbo
  SpringCloud Alibaba Sentinel
Nacos Server 1.2.1
Sentinel Dashboard 1.7.2
```



##### 相关实现

根据如下描述，改造Spring Cloud（上）的作业，完成练习：

1)Eureka注册中心替换为Nacos注册中心

2)Config+Bus配置中心替换为Nacos配置中心

![image-20200519071011468](reference/md-images/image-20200519071011468.png)

![image-20200610234247998](reference/md-images/image-20200610234247998.png)

![image-20200519071211545](reference/md-images/image-20200519071211545.png)

![image-20200519071309476](reference/md-images/image-20200519071309476.png)

![image-20200519071350334](reference/md-images/image-20200519071350334.png)

 

>  配置文件: lagou-service-user-dev.yml

```java
server:
  port: 8085

management:
  endpoints:
    web:
      exposure:
        include: "*"
  endpoint:
    health:
      show-details: always

spring:
  datasource:
    url: jdbc:mysql://localhost:3306/lagou_cloud?useUnicode=true&characterEncoding=utf-8&useSSL=false
    username: root
    password: root
  jpa:
    database-platform: org.hibernate.dialect.MySQL5InnoDBDialect
    show-sql: true
    hibernate:
      ddl-auto: update
      
dubbo:
  scan:
    # dubbo 服务扫描基准包
    base-packages: com.lagou.service.user.service.impl
  protocol:
    # dubbo 协议
    name: dubbo
    # dubbo 协议端⼝（ -1 表示⾃增端⼝，从 20880 开始）
    port: -1
  registry:
    # 挂载到 Spring Cloud 的注册中⼼
    address: spring-cloud://localhost 
  cloud:
    # 订阅服务提供⽅的应⽤列表，订阅多个服务提供者使⽤ "," 连接
    subscribed-services: lagou-service-code

```



![image-20200519071659785](reference/md-images/image-20200519071659785.png)



3)Feign调用替换为Dubbo RPC调用

![image-20200519071416997](reference/md-images/image-20200519071416997.png)

![image-20200519071824176](reference/md-images/image-20200519071824176.png)

![image-20200519071541164](reference/md-images/image-20200519071541164.png)

![image-20200519071738405](reference/md-images/image-20200519071738405.png)



4)使用Sentinel对GateWay网关的入口资源进行限流（限流参数自定义并完成测试即可）

![image-20200610233637240](reference/md-images/image-20200610233637240.png)   



![image-20200610233604932](reference/md-images/image-20200610233604932.png)

注意：1）所有替换组件使用单节点即可