<?xml version="1.0" encoding="UTF-8"?>

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <parent>
        <artifactId>trendParentProject</artifactId>
        <groupId>cn.how2j.trend</groupId>
        <version>0.0.1-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>

    <artifactId>index-turbine</artifactId>
    <dependencies>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
        </dependency>
        <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>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-netflix-hystrix</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-netflix-hystrix-dashboard</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.cloud</groupId>
            <artifactId>spring-cloud-starter-netflix-turbine</artifactId>
        </dependency>

    </dependencies>

</project>

package cn.how2j.trend;
 
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.cloud.netflix.turbine.EnableTurbine;
 
import cn.hutool.core.util.NetUtil;
 
@SpringBootApplication
@EnableTurbine
public class IndexTurbineApplication {
    public static void main(String[] args) {
        int port = 8080;
        int eurekaServerPort = 8761;

        if(NetUtil.isUsableLocalPort(eurekaServerPort)) {
            System.err.printf("检查到端口%d 未启用，判断 eureka 服务器没有启动，本服务无法使用，故退出%n", eurekaServerPort );
            System.exit(1);
        }
        if(!NetUtil.isUsableLocalPort(port)) {
            System.err.printf("端口%d被占用了，无法启动%n", port );
            System.exit(1);
        }
        new SpringApplicationBuilder(IndexTurbineApplication.class).properties("server.port=" + port).run(args);
 
    }
 
}

spring:
  application.name: turbine
turbine:
  aggregator:
    clusterConfig: default  
  appConfig: trend-trading-backtest-service  ### 配置Eureka中的serviceId列表，表明监控哪些服务
  clusterNameExpression: new String("default")
eureka:
  client:
    serviceUrl:
      defaultZone: http://localhost:8761/eureka/

package cn.how2j.trend.util;
import cn.hutool.core.thread.ThreadUtil;
import cn.hutool.http.HttpUtil;

public class AccessService {
    public static void main(String[] args) {
        while(true) {
            ThreadUtil.sleep(1000);
            access(8051);
            access(8052);
        }
    }

    public static void access(int port) {
        try {
            String html= HttpUtil.get(String.format("http://127.0.0.1:%d/simulate/399975/20/1.01/0.99/0/null/null/",port));
            System.out.printf("%d 地址的模拟回测服务访问成功，返回大小是 %d%n" ,port, html.length());
        }
        catch(Exception e) {
            System.err.printf("%d 地址的模拟回测服务无法访问%n",port);
        }
    }
}