feign中的hytrix和turbin配置
这里我用了两个生产者和两个消费者进行演示,如下图(画的不好看,凑活看看):

这里我就只讲下怎么注册到dashbord和相关的配置,提供者和消费者等代码可以去下载查看:
https://github.com/fengcharly/springCloud-ribbon-turbine.git
1.hystrix的配置:
这里我将熔断器(或者称为断路器配置到了消费者端):
启动类:
pom.xml:
<?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">
<modelVersion>4.0.0</modelVersion>
<groupId>com.consumer</groupId>
<artifactId>stu-consumer-feign-hytrix</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>stu-consumer</name>
<description>Demo project for Spring Boot</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.10.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
</properties>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>Dalston.SR5</version>
<type>pom</type>
<scope>import</scope>
</dependency>
<dependency>
<groupId>io.spring.platform</groupId>
<artifactId>platform-bom</artifactId>
<version>Brussels-SR9</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<!--mybatis与mysql-->
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>1.2.0</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
</dependency>
<!--druid依赖-->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.0.25</version>
</dependency>
<!--lombok-->
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-jwt</artifactId>
</dependency>
<!--feign-->
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-feign</artifactId>
</dependency>
<!--session集群管理-->
<dependency>
<groupId>org.springframework.session</groupId>
<artifactId>spring-session</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.session</groupId>
<artifactId>spring-session-data-redis</artifactId>
</dependency>
<!--zipkin-->
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-sleuth</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-sleuth-zipkin</artifactId>
</dependency>
<!--eureka-->
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-eureka</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<!--ribbon-->
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-ribbon</artifactId>
</dependency>
<!--配置huystrix-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-eureka</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-feign</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-hystrix</artifactId>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
StuConsumerApplication:
package com.consumer.stuconsumer;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.circuitbreaker.EnableCircuitBreaker;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.cloud.netflix.feign.EnableFeignClients;
@SpringBootApplication
@EnableEurekaClient
@EnableFeignClients
@EnableCircuitBreaker
public class StuConsumerApplication {
public static void main(String[] args) {
SpringApplication.run(StuConsumerApplication.class, args);
}
}
控制层:
import com.consumer.stuconsumer.entity.Student;
import com.consumer.stuconsumer.feign.UserFeignClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import javax.annotation.Resource;
@RestController
public class ConsumerController {
@Resource
private UserFeignClient userFeignClient;
@RequestMapping("/getAll/{id}")
public Student getAll(@PathVariable("id") Integer id) {
Student stu = userFeignClient.getAll(id);
return stu;
}
}
Feign:(这个是配置断路器的主要配置)
ConsumerFeign:
import com.consumer.stuconsumer.entity.Student;
import com.consumer.stuconsumer.feign.fallbackfactory.UserFallbackFactory;
import org.springframework.cloud.netflix.feign.FeignClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
//使用FeignClient 告知发布方的应用名称 默认使用ribbon进行负载均衡
@FeignClient(name = "stu-provide",fallbackFactory = UserFallbackFactory.class)
public interface ConsumerFeign {
@RequestMapping(value = "/getAll/{id}",method = RequestMethod.GET)
public Student getAll(@PathVariable("id") Integer id);
}
UserFeignWithFactory:
import com.consumer.stuconsumer.feign.ConsumerFeign;
//这个是hystrix的类
public interface UserFeignWithFactory extends ConsumerFeign {
}
UserFallbackFactory:
import com.consumer.stuconsumer.entity.Student;
import com.consumer.stuconsumer.feign.ConsumerFeign;
import com.consumer.stuconsumer.feign.feignclientwithfactory.UserFeignWithFactory;
import feign.hystrix.FallbackFactory;
import org.springframework.stereotype.Component;
//断路器设置
//这个是hystrix的类
@Component
public class UserFallbackFactory implements FallbackFactory<ConsumerFeign> {
@Override
public ConsumerFeign create(Throwable throwable) {
return new UserFeignWithFactory(){
@Override
public Student getAll(Integer id) {
return null;
}
};
}
}
2.建立dashbord
pom.xml:
<?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">
<modelVersion>4.0.0</modelVersion>
<groupId>com</groupId>
<artifactId>stu-dashbord</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>stu-dashbord</name>
<description>Demo project for Spring Boot</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.3.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<spring-cloud.version>Finchley.RELEASE</spring-cloud.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-netflix-hystrix-dashboard</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-turbine</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-netflix-turbine</artifactId>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring-cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
StuDashbordApplication:
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.netflix.hystrix.dashboard.EnableHystrixDashboard;
import org.springframework.cloud.netflix.turbine.EnableTurbine;
@SpringBootApplication
@EnableHystrixDashboard
public class StuDashbordApplication {
public static void main(String[] args) {
SpringApplication.run(StuDashbordApplication.class, args);
}
}
application.yml:
server:
port: 8030
3.启动dashbord并访问:http://localhost:8030/hystrix:

输入http://localhost:9301/hystrix.stream

然后 我们访问http://localhost:9301/getAll/1,可以在仪表盘中看到如下的信息:

这时,我们的dashbord单个应用监控完毕,但是我们在实际应用中往往不止用到一个应用,这时就需要我们来监控多个应用,这边我们可以配置turbine来进行应用的监控集群:
4.建立turbine
pom.xml:
<?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">
<modelVersion>4.0.0</modelVersion>
<groupId>com</groupId>
<artifactId>stu-turbine</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>stu-turbine</name>
<description>Demo project for Spring Boot</description>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.0.3.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
<spring-cloud.version>Finchley.RELEASE</spring-cloud.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-netflix-turbine</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-dependencies</artifactId>
<version>${spring-cloud.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
StuTurbineApplication:
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.netflix.turbine.EnableTurbine;
@EnableTurbine
@EnableDiscoveryClient
@SpringBootApplication
public class StuTurbineApplication {
public static void main(String[] args) {
SpringApplication.run(StuTurbineApplication.class, args);
}
}
application.yml(重点关注):
server:
port: 8031
spring:
application:
name: stu-hystrix-turbine
eureka:
client:
serviceUrl:
defaultZone: http://user:password123@localhost:8761/eureka
instance:
prefer-ip-address: true
turbine:
aggregator:
clusterConfig: default
appConfig: stu-consumer-feign-hytrix,stu-consumer
clusterNameExpression: "'default'"
instanceUrlSuffix: /hystrix.stream
#turbine.instanceUrlSuffix=/xxx/hystrix.stream
我们这边一定要配置 instanceUrlSuffix: /hystrix.stream,当然可以少一个/,这边不配置这个路径的话会报路径错误,这个是指定他路径后缀用的.
然后我们启动turbine,这时候我们在仪表盘再进行监控就可以看到多个应用的监控信息了:
配置监控的路径:http://localhost:8031/turbine.stream

仪表盘显示状态:

附上代码地址:https://github.com/fengcharly/springCloud-ribbon-turbine.git
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