Spring Boot 如何配置Consul作为服务治理的组件

Spring Boot 如何配置Consul

背景

• 由于eureka闭源所以很多公司都会选择consul作为服务治理。

本地安装consul

• mac版本 请参考 – https://blog.youkuaiyun.com/BigBingtang/article/details/83010209
• win 版本 请参考 – https://blog.youkuaiyun.com/forezp/article/details/70188595

pom依赖

<dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-consul-discovery</artifactId>
            <exclusions>
                <exclusion>
                    <groupId>com.sun.jersey</groupId>
                    <artifactId>jersey-client</artifactId>
                </exclusion>
            </exclusions>
        </dependency>

启动类

@SpringBootApplication
@EnableDiscoveryClient
@RestController
public class RiskServerApplication {
    public static void main(String[] args) {
        SpringApplication.run(RiskServerApplication.class, args);
    }

    /**
     * 健康检查，给consul服务发现组件调用的 
     *
     * @return
     */
    @GetMapping("/check")
    public String health() {
        return "I'm OK!--risk Server";
    }
}

yml配置信息

• 本地启动的配置信息

server:
  port: 8085
spring:
  application:
    name: cc-risk
  cloud:
    consul:
      host: 127.0.0.1
      port: 8500
      discovery:
        health-check-path: /check
        health-check-interval: 5s
        prefer-ip-address: true
        instance-id: ${spring.application.name}:${spring.cloud.client.ipAddress}:${server.port}
    config:
      server:
        native:
          search-locations: classpath:/dev

启动consul

• consul agent -dev

演示

• 打开consul的页面客服端 – http://127.0.0.1:8500/ui/dc1/services
• 如下图所示

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