Nacos服务注册和配置中心

Nacos服务注册和配置中心

简介

Nacos 前两个字母分别是Naming和Configuration的前两个字母，最后s为Service

官网地址：https://nacos.io/zh-cn/

GitHub：https://github.com/alibaba/nacos

Spring Cloud Alibaba Reference Documentation

Nacos：Eureka+Confg+Bus

Nacos 的关键特性包括:

• 服务发现和服务健康监测
• 动态配置服务
• 动态 DNS 服务
• 服务及其元数据管理

安装

所有版本地址:https://github.com/alibaba/nacos/releases

nacos-server-1.4.4.zip下载链接https://github.com/alibaba/nacos/releases/download/1.4.4/nacos-server-1.4.4.zip

下载解压，进入/bin，命令行输入。

startup -m standalone

访问界面http://127.0.0.1:8848/nacos/

一般pom文件

<dependencies>
    <!--SpringCloud ailibaba nacos -->
    <dependency>
        <groupId>com.alibaba.cloud</groupId>
        <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
    </dependency>
    <!-- SpringBoot整合Web组件 -->
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-web</artifactId>
    </dependency>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-actuator</artifactId>
    </dependency>
    <!--日常通用jar包配置-->
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-devtools</artifactId>
        <scope>runtime</scope>
        <optional>true</optional>
    </dependency>
    <dependency>
        <groupId>org.projectlombok</groupId>
        <artifactId>lombok</artifactId>
        <optional>true</optional>
    </dependency>
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-test</artifactId>
        <scope>test</scope>
    </dependency>
</dependencies>

测试Demo

• application.yml

server:
  port: 9001

spring:
  application:
    name: nacos-payment-provider
  cloud:
    nacos:
      discovery:
        server-addr: localhost:8848 #配置Nacos地址

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

Main.java

@EnableDiscoveryClient
@SpringBootApplication
public class PaymentMain9001
{
    public static void main(String[] args) {
            SpringApplication.run(PaymentMain9001.class, args);
    }
}