官网地址: https://www.consul.io/intro/index.html
spring cloud 集成consul : https://www.springcloud.cc/spring-cloud-consul.html
consul的启动安装 下载文件,解压,启动命令 consul agent -dev
访问地址: http://localhost:8500/
SpringCloud 整合 Consul
1 导入pom文件
<!--SpringCloud consul-server 注册中心consul-->
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-consul-discovery</artifactId>
</dependency>
2 编写yml文件
spring:
application:
name: cloud-consumer-order
cloud:
consul:
# consul注册中心地址
host: localhost
port: 8500
discovery:
hostname: 127.0.0.1
service-name: ${spring.application.name}
3 开启注解:
@EnableDiscoveryClient
package com.shi.order;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
@SpringBootApplication
@EnableDiscoveryClient
public class OrderApplication {
public static void main(String[] args) {
SpringApplication.run(OrderApplication.class, args);
}
}
4 .使用RestTemplat 进行测试
package com.shi.order.config;
import org.springframework.cloud.client.loadbalancer.LoadBalanced;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.client.RestTemplate;
@Configuration
public class ConfigApplication {
@Bean
@LoadBalanced
public RestTemplate getRestTemplate() {
return new RestTemplate();
}
}
5. Controller测试调用
package com.shi.order.controller;
import com.shi.order.entity.CommonResoult;
import com.shi.order.entity.Payment;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;
@RestController
public class OrderController {
private static String preUrl = "http://cloud-payment-service";
@Autowired
private RestTemplate restTemplate;
@RequestMapping("/consumer/getPort")
public CommonResoult<String> getPort(){
CommonResoult<String> resoult = restTemplate.postForObject(preUrl + "/product/getPort",null,CommonResoult.class);
return resoult;
}
}