spring cloud consul

Consul笔记

服务端

• consul在windows下可以直接运行exe文件，访问http://localhost:8500即可。
  命令行启动也行 consul agent -dev

客户端

配置pom文件

	<dependency>
	    <groupId>org.springframework.cloud</groupId>
	    <artifactId>spring-cloud-starter-consul-discovery</artifactId>
	</dependency>

配置yml文件

###consul服务端口号
server:
  port: 8006

spring:
  application:
    name: consul-provider-payment
####consul注册中心地址
  cloud:
    consul:
      host: localhost
      port: 8500
      discovery:
        #hostname: 127.0.0.1
        service-name: ${spring.application.name}

启动类实现

@SpringBootApplication
@EnableDiscoveryClient
public class PaymentMain8004 {
    public static void main(String[] args) {
        SpringApplication.run(PaymentMain8004.class, args);
    }
}

客服端-消费者@Configuration配置

@Configuration
public class ApplicationConfig {
    @Bean
    @LoadBalanced
    public RestTemplate getRestTemplate() {
        return new RestTemplate();
    }
}

客服端-消费者调用服务者示例

@RestController
public class OrderConsulController {
    public static final String INVOKE_URL = "http://consul-provider-payment";

    @Resource
    private RestTemplate restTemplate;

    @GetMapping(value = "/consumer/payment/consul")
    public String paymentInfo() {
        String result = restTemplate.getForObject(INVOKE_URL + "/payment/consul",
                String.class);
        return result;
    }
}