nacos 注册服务提供者

1：pom

　　1.1：父pom

  <!--Spring cloud alibaba dependencies -->
            <dependency>
                <groupId>com.alibaba.cloud</groupId>
                <artifactId>spring-cloud-alibaba-dependencies</artifactId>
                <version>${spring.cloud.alibaba.version}</version>
                <type>pom</type>
                <scope>import</scope>
            </dependency>

            <!--   nacos    -->
            <dependency>
                <groupId>com.alibaba.cloud</groupId>
                <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
                <version>${nacos-version}</version>
            </dependency>

　　1.2：项目pom

        <!--  spring-cloud-alibaba  -->
        <dependency>
            <groupId>com.alibaba.cloud</groupId>
            <artifactId>spring-cloud-alibaba-dependencies</artifactId>
            <version>${alibaba-dependencies-version}</version>
            <type>pom</type>
        </dependency>

        <!-- nacos-discovery -->
        <dependency>
            <groupId>com.alibaba.cloud</groupId>
            <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
        </dependency>

2：yml

server:
  port: 9001  #服务端口号

spring:
  application:
    name: nacos-payment-provider   # 也是注册到 nacos 服务的名称( 服务别名(使用服务别名去注册中心获取实际的RPC远程调用地址) )
  cloud:
    nacos:
      discovery:
        server-addr: 127.0.0.1:8848
        

management:
  endpoints:
    web:
      exposure:
        include: '*'

3：注解

@EnableDiscoveryClient
@SpringBootApplication
public class Paytment9001 {

    public static void main(String[] args) {
        SpringApplication.run(Paytment9001.class);
    }
}

分配端口：9001 9002  9003