Java微服务之nacos的使用及说明

wget https://github.com/alibaba/nacos/releases/download/2.0.3/nacos-server-2.0.3.tar.gz

tar -xvf nacos-server-2.0.3.tar.gz
cd nacos/bin
sh startup.sh -m standalone

<dependency>
    <groupId>com.alibaba.cloud</groupId>
    <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
    <version>2.2.5.RELEASE</version>
</dependency>

spring:
  cloud:
    nacos:
      discovery:
        server-addr: localhost:8848
  application:
    name: nacos-demo

@RestController
public class DemoController {
    @Autowired
    private RestTemplate restTemplate;

    @GetMapping("/call")
    public String call() {
        return restTemplate.getForObject("http://nacos-demo/hello", String.class);
    }
}

<dependency>
    <groupId>com.alibaba.cloud</groupId>
    <artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
    <version>2.2.5.RELEASE</version>
</dependency>

demo.message=Hello Nacos

spring:
  cloud:
    nacos:
      config:
        server-addr: localhost:8848
        file-extension: properties
        name: nacos-demo

@RestController
public class ConfigController {
    @Value("${demo.message}")
    private String message;

    @GetMapping("/message")
    public String getMessage() {
        return message;
    }
}

spring:
  cloud:
    nacos:
      discovery:
        namespace: dev
      config:
        namespace: dev

spring:
  cloud:
    nacos:
      config:
        group: DEFAULT_GROUP

spring:
  cloud:
    nacos:
      discovery:
        heartbeat-interval: 5000
        heartbeat-timeout: 15000

192.168.1.1:8848
192.168.1.2:8848
192.168.1.3:8848

sh startup.sh

upstream nacos-cluster {
    server 192.168.1.1:8848;
    server 192.168.1.2:8848;
    server 192.168.1.3:8848;
}

server {
    listen 8848;
    server_name localhost;
    location / {
        proxy_pass http://nacos-cluster;
    }
}