https://github.com/alibaba/spring-cloud-alibaba/wiki/Sentinel
如果要在您的项目中引入 Sentinel,使用 group ID 为 com.alibaba.cloud
和 artifact ID 为 spring-cloud-starter-alibaba-sentinel
的 starter。
<!-- sentinel 启动器 --> <dependency> <groupId>com.alibaba.cloud</groupId> <artifactId>spring-cloud-starter-alibaba-sentinel</artifactId> </dependency>
pom.xml
<?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <parent> <artifactId>springcloudalibaba</artifactId> <groupId>com.wsm.springcloud</groupId> <version>0.0.1-SNAPSHOT</version> </parent> <modelVersion>4.0.0</modelVersion> <artifactId>order-sentinel</artifactId> <dependencies> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> <!-- <version>2.5.5</version>--> </dependency> <!-- sentinel 启动器 --> <dependency> <groupId>com.alibaba.cloud</groupId> <artifactId>spring-cloud-starter-alibaba-sentinel</artifactId> </dependency> </dependencies> </project>
application.yml
server: port: 8052 #应用名称 (sentinel 会将该名称当作服务名称) spring: application: name: order-sentinel cloud: sentinel: transport: dashboard: 127.0.0.1:8858
package com.wsm.order.controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; @RestController @RequestMapping("/order") public class OrderController { @RequestMapping("/add") public String add(){ System.out.println("aaaaaaaaaaaaa"); return "hello world"; } }
package com.wsm.order; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; import org.springframework.boot.web.client.RestTemplateBuilder; import org.springframework.context.annotation.Bean; import org.springframework.web.client.RestTemplate; @SpringBootApplication public class OrderApplication { public static void main(String[] args) { SpringApplication.run(OrderApplication.class,args); } }