Ribben
基于Netflix Ribbon实现的一套客户端负载均衡的工具，主要功能是提供客户端软件负载均衡算法和服务调用
Ribben负载均衡替换
- 新建一个包。不能是启动类所在包及其子包
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- 添加自定义负载均衡规则类
- 主启动类加上@RibbonClient（）注解
Ribben负载轮询算法原理
负载均衡算法：
建立接口并添加实现类
建立接口
? 实现类
8001 和 8002
order
package com.atguigu.springcloud.controller;import com.atguigu.springcloud.entities.CommonResult;import com.atguigu.springcloud.entities.Payment;import com.atguigu.springcloud.lb.MyLb;import lombok.extern.slf4j.Slf4j;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.cloud.client.ServiceInstance;import org.springframework.cloud.client.discovery.DiscoveryClient;import org.springframework.http.ResponseEntity;import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.GetMapping;import org.springframework.web.bind.annotation.PathVariable;import org.springframework.web.bind.annotation.RestController;import org.springframework.web.client.RestTemplate;import javax.annotation.Resource;import java.net.URI;import java.util.List;/** * @Author: 张丰 * @DateTime: 2021/5/31 18:50 * @Description: TODO */@RestController@Slf4jpublic class OrderController { public static final String PAYMENT_URL = "http://CLOUD-PAYMENT-SERVICE"; @Resource private RestTemplate restTemplate; @Autowired DiscoveryClient discoveryClient; @Resource MyLb myLb; @GetMapping(value = "/consumer/payment/lb") public String getpaymentLb(){ListServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");if(instances == null || instances.size() == 0){ return null;声明：本站部分文章及图片源自用户投稿，如本站任何资料有侵权请您尽早请联系jinwei@zod.com.cn进行处理,非常感谢！