微服务 – Spring Cloud – Nacos 配置中心

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打开 nacos 面板新建配置

Data ID: nacos-config-client-dev.yaml

Group: DEV-CLOUD2023

config:
    info: config info lalalal 小魔仙~~~~

引入依赖

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

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

配置文件

bootstrap.yaml

server:
  port: 9999

spring:
  application:
    name: nacos-config-client
  cloud:
    nacos:
      discovery:
        server-addr: localhost:7848 #服务注册中心地址
      config:
        server-addr: localhost:7848 #配置中心地址
        file-extension: yaml #指定 yaml 格式的配置
        group: DEV-CLOUD2023

application.yaml

spring:
  profiles:
    active: dev

启动类

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

}

业务类

@RestController
@RefreshScope
public class NacosConfigController {@Value("${config.info}")
    private String configInfo;

    @GetMapping("/config/info")
    public String getConfigInfo() {return configInfo;}

}

访问 : http://localhost:3377/config/info

config info lalalal 小魔仙~~~~