启动命令

java -jar sentinel-dashboard-1.8.1.jar --server.port=8082 

账号密码都是 sentinel

导入依赖

配置文件配置

spring:cloud:#限流sentinel:transport:#默认地址dashboard: localhost:8082
#配置security验证账号和密码security:user:name: adminpassword: admin
#feign 的远程调用开启sentinel的熔断降级配置
feign:sentinel:enabled: true

上代码

    @RequestMapping("send1")@SentinelResource(value = "send1",blockHandler = "handleException")public String send1(){return "你好,Sentinel by Url !!!";}public String handleException(BlockException exception){return "限流了";}