增加 spring cloud 用例

spring-cloud/spring-cloud-sleuth-zipkin/README.md

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+https://zipkin.io/pages/quickstart
+
+```$xslt
+INFO [zuul,ecdee56c885e0d3b,ecdee56c885e0d3b,false] 16312 --- [nio-8090-exec-1] 
+INFO [zuul,ecdee56c885e0d3b,ecdee56c885e0d3b,false] 16312 --- [nio-8090-exec-1] 
+INFO [zuul,e2d282108f861cf4,e2d282108f861cf4,false] 16312 --- [nio-8090-exec-4] 
+INFO [zuul,e2d282108f861cf4,e2d282108f861cf4,false] 16312 --- [nio-8090-exec-4] 
+```

spring-cloud/spring-cloud-sleuth-zipkin/common/pom.xml

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+<?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>
+
+    <parent>
+        <groupId>com.heibaiying.sleuth.zipkin</groupId>
+        <artifactId>spring-cloud-sleuth-zipkin</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>common</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+    </dependencies>
+
+
+</project>

spring-cloud/spring-cloud-sleuth-zipkin/common/src/main/java/com/heibaiying/common/CommonApplication.java

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+package com.heibaiying.common;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class CommonApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(CommonApplication.class, args);
+    }
+
+}
+

spring-cloud/spring-cloud-sleuth-zipkin/common/src/main/java/com/heibaiying/common/bean/Product.java

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+package com.heibaiying.common.bean;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.io.Serializable;
+import java.util.Date;
+
+/**
+ * @author : heibaiying
+ * @description : 产品实体类
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class Product implements Serializable {
+
+    // 产品序列号
+    private long id;
+
+    // 产品名称
+    private String name;
+
+    // 是否贵重品
+    private Boolean isPrecious;
+
+    //生产日期
+    private Date dateInProduced;
+
+    //产品价格
+    private float price;
+}

spring-cloud/spring-cloud-sleuth-zipkin/common/src/main/java/com/heibaiying/common/feign/ProductFeign.java

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+package com.heibaiying.common.feign;
+
+import com.heibaiying.common.bean.Product;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+/**
+ * @author : heibaiying
+ * @description : 声明式接口调用
+ */
+public interface ProductFeign {
+
+    @GetMapping("products")
+    List<Product> productList();
+
+    /**
+     * 这是需要强调的是使用feign时候@PathVariable一定要用value指明参数，
+     * 不然会抛出.IllegalStateException: PathVariable annotation was empty on param 异常
+     */
+    @GetMapping("product/{id}")
+    Product productDetail(@PathVariable(value = "id") int id);
+
+
+    @PostMapping("product")
+    void save(@RequestBody Product product);
+}

spring-cloud/spring-cloud-sleuth-zipkin/common/src/test/java/com/heibaiying/common/CommonApplicationTests.java

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+package com.heibaiying.common;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class CommonApplicationTests {
+
+    @Test
+    public void contextLoads() {
+    }
+
+}
+

spring-cloud/spring-cloud-sleuth-zipkin/consumer/pom.xml

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+<?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>
+
+    <parent>
+        <groupId>com.heibaiying.sleuth.zipkin</groupId>
+        <artifactId>spring-cloud-sleuth-zipkin</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>consumer</artifactId>
+
+    <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-eureka-client</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-freemarker</artifactId>
+        </dependency>
+        <!-- feign 依赖-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-openfeign</artifactId>
+        </dependency>
+        <!--引入对公共模块的依赖-->
+        <dependency>
+            <groupId>com.heibaiying.sleuth.zipkin</groupId>
+            <artifactId>common</artifactId>
+            <version>0.0.1-SNAPSHOT</version>
+            <scope>compile</scope>
+        </dependency>
+        <!--zipkin-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-zipkin</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

spring-cloud/spring-cloud-sleuth-zipkin/consumer/src/main/java/com/heibaiying/consumer/ConsumerApplication.java

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+package com.heibaiying.consumer;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+import org.springframework.cloud.openfeign.EnableFeignClients;
+
+@SpringBootApplication
+@EnableDiscoveryClient
+@EnableFeignClients
+public class ConsumerApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(ConsumerApplication.class, args);
+    }
+
+}
+

spring-cloud/spring-cloud-sleuth-zipkin/consumer/src/main/java/com/heibaiying/consumer/config/FeignConfig.java

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+package com.heibaiying.consumer.config;
+
+import feign.Retryer;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import static java.util.concurrent.TimeUnit.SECONDS;
+
+/**
+ * @author : heibaiying
+ * @description : feign 配置
+ */
+@Configuration
+public class FeignConfig {
+
+    @Bean
+    public Retryer retryer(){
+        //重试间隔为 100ms，最大重试时间为 1s, 重试次数为 5 次
+        return new Retryer.Default(100,SECONDS.toMillis(1),5);
+    }
+}

spring-cloud/spring-cloud-sleuth-zipkin/consumer/src/main/java/com/heibaiying/consumer/controller/SellController.java

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+package com.heibaiying.consumer.controller;
+
+
+import com.heibaiying.common.bean.Product;
+import com.heibaiying.consumer.feign.CProductFeign;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.Date;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * @author : heibaiying
+ */
+@Controller
+@RequestMapping("sell")
+public class SellController {
+
+    @Autowired
+    private CProductFeign cproductFeign;
+
+    @GetMapping("products")
+    public String productList(Model model) {
+        List<Product> products = cproductFeign.productList();
+        model.addAttribute("products", products);
+        return "products";
+    }
+
+
+    @GetMapping("product/{id}")
+    public String productDetail(@PathVariable int id, Model model) {
+        Product product = cproductFeign.productDetail(id);
+        model.addAttribute("product", product);
+        return "product";
+    }
+
+
+    @PostMapping("product")
+    public String save(@RequestParam String productName) {
+        long id = Math.round(Math.random() * 100);
+        Product product = new Product(id, productName, false, new Date(), 88);
+        cproductFeign.save(product);
+        return "redirect:products";
+    }
+}

spring-cloud/spring-cloud-sleuth-zipkin/consumer/src/main/java/com/heibaiying/consumer/feign/CProductFeign.java

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+package com.heibaiying.consumer.feign;
+
+import com.heibaiying.common.feign.ProductFeign;
+import com.heibaiying.consumer.config.FeignConfig;
+import com.heibaiying.consumer.feign.impl.CProductFeignImpl;
+import org.springframework.cloud.openfeign.FeignClient;
+
+/**
+ * @author : heibaiying
+ * @description : 声明式接口调用
+ */
+@FeignClient(value = "producer",configuration = FeignConfig.class,fallback = CProductFeignImpl.class)
+public interface CProductFeign extends ProductFeign {
+
+}

spring-cloud/spring-cloud-sleuth-zipkin/consumer/src/main/java/com/heibaiying/consumer/feign/impl/CProductFeignImpl.java

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+package com.heibaiying.consumer.feign.impl;
+
+import com.heibaiying.common.bean.Product;
+import com.heibaiying.consumer.feign.CProductFeign;
+import org.springframework.stereotype.Component;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @author : heibaiying
+ * @description : 定义发生错误时候的熔断处理。除了继承自CProductFeign,还需要用@Component声明为spring的组件
+ */
+@Component
+public class CProductFeignImpl implements CProductFeign {
+
+    @Override
+    public List<Product> productList() {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public Product productDetail(int id) {
+        return null;
+    }
+
+    @Override
+    public void save(Product product) {
+
+    }
+}

spring-cloud/spring-cloud-sleuth-zipkin/consumer/src/main/resources/application.yml

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+server:
+  port: 8080
+# 指定服务命名
+spring:
+  application:
+    name: consumer
+  # 指定zipkin地址 默认就是http://localhost:9411/
+  zipkin:
+    base-url: http://localhost:9411/
+# 指定注册中心地址
+eureka:
+  client:
+    serviceUrl:
+      defaultZone: http://localhost:8010/eureka/
+feign:
+  hystrix:
+    # 如果为true，则OpenFign客户端将使用Hystrix断路器进行封装 默认为false
+    enabled: true

spring-cloud/spring-cloud-sleuth-zipkin/consumer/src/main/resources/templates/product.ftl

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+<!doctype html>
+<html lang="en">
+<head>
+    <title>产品详情</title>
+</head>
+<body>
+<ul>
+    <li>产品名称:${product.name}</li>
+    <li>产品序列号:${product.id}</li>
+    <li>是否贵重品:${product.isPrecious?string('是','否')}</li>
+    <li>生产日期: ${product.dateInProduced?string("yyyy-MM-dd HH:mm:ss")}</li>
+    <li>产品价格:${product.price}</li>
+</ul>
+</body>
+</html>

spring-cloud/spring-cloud-sleuth-zipkin/consumer/src/main/resources/templates/products.ftl

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+<!doctype html>
+<html lang="en">
+<head>
+    <title>产品列表</title>
+</head>
+<body>
+<h3>产品列表:点击查看详情</h3>
+<form action="/sell/product" method="post">
+    <input type="text" name="productName">
+    <input type="submit" value="新增产品">
+</form>
+<ul>
+    <#if (products?size>0) >
+        <#list products as product>
+            <li>
+                <a href="/consumer/sell/product/${product.id}">${product.name}</a>
+            </li>
+        </#list>
+    <#else>
+        <h4 style="color: red">当前排队人数过多，请之后再购买！</h4>
+    </#if>
+</ul>
+</body>
+</html>

spring-cloud/spring-cloud-sleuth-zipkin/consumer/src/test/java/com/heibaiying/consumer/ConsumerApplicationTests.java

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+package com.heibaiying.consumer;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class ConsumerApplicationTests {
+
+    @Test
+    public void contextLoads() {
+    }
+
+}
+

spring-cloud/spring-cloud-sleuth-zipkin/eureka/pom.xml

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+<?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>
+
+    <parent>
+        <groupId>com.heibaiying.sleuth.zipkin</groupId>
+        <artifactId>spring-cloud-sleuth-zipkin</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>eureka</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-netflix-eureka-server</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+
+</project>

spring-cloud/spring-cloud-sleuth-zipkin/eureka/src/main/java/com/heibaiying/eureka/EurekaApplication.java

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+package com.heibaiying.eureka;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.netflix.eureka.server.EnableEurekaServer;
+
+@SpringBootApplication
+@EnableEurekaServer
+public class EurekaApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(EurekaApplication.class, args);
+    }
+
+}
+

spring-cloud/spring-cloud-sleuth-zipkin/eureka/src/main/resources/application.yml

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+server:
+  port: 8010
+eureka:
+  instance:
+    hostname: localhost
+  client:
+    # 设置为false,代表不向注册中心注册自己
+    register-with-eureka: false
+    # 注册中心主要用于维护服务，并不需要检索服务，所以设置为false
+    fetch-registry: false
+    serviceUrl:
+          defaultZone: http://${eureka.instance.hostname}:${server.port}/eureka/

spring-cloud/spring-cloud-sleuth-zipkin/eureka/src/test/java/com/heibaiying/eureka/EurekaApplicationTests.java

@@ -0,0 +1,17 @@
+package com.heibaiying.eureka;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class EurekaApplicationTests {
+
+    @Test
+    public void contextLoads() {
+    }
+
+}
+

spring-cloud/spring-cloud-sleuth-zipkin/pom.xml

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+<?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>
+    <packaging>pom</packaging>
+
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.1.2.RELEASE</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+
+    <groupId>com.heibaiying.sleuth.zipkin</groupId>
+    <artifactId>spring-cloud-sleuth-zipkin</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>spring-cloud-zuul</name>
+    <description>zuul project for Spring Boot</description>
+
+    <modules>
+        <module>eureka</module>
+        <module>common</module>
+        <module>consumer</module>
+        <module>producer</module>
+    </modules>
+
+    <properties>
+        <java.version>1.8</java.version>
+        <spring-cloud.version>Finchley.SR2</spring-cloud.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <optional>true</optional>
+        </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>
+
+
+</project>

spring-cloud/spring-cloud-sleuth-zipkin/producer/pom.xml

@@ -0,0 +1,48 @@
+<?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>
+
+    <parent>
+        <groupId>com.heibaiying.sleuth.zipkin</groupId>
+        <artifactId>spring-cloud-sleuth-zipkin</artifactId>
+        <version>0.0.1-SNAPSHOT</version>
+    </parent>
+    
+    <artifactId>producer</artifactId>
+
+    <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-eureka-client</artifactId>
+        </dependency>
+        <!--引入对公共模块的依赖-->
+        <dependency>
+            <groupId>com.heibaiying.sleuth.zipkin</groupId>
+            <artifactId>common</artifactId>
+            <version>0.0.1-SNAPSHOT</version>
+            <scope>compile</scope>
+        </dependency>
+        <!--zipkin-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-zipkin</artifactId>
+        </dependency>
+    </dependencies>
+
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+
+</project>

spring-cloud/spring-cloud-sleuth-zipkin/producer/src/main/java/com/heibaiying/producer/ProducerApplication.java

@@ -0,0 +1,16 @@
+package com.heibaiying.producer;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+
+@SpringBootApplication
+@EnableDiscoveryClient
+public class ProducerApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(ProducerApplication.class, args);
+    }
+
+}
+

spring-cloud/spring-cloud-sleuth-zipkin/producer/src/main/java/com/heibaiying/producer/controller/ProducerController.java

@@ -0,0 +1,35 @@
+package com.heibaiying.producer.controller;
+
+
+import com.heibaiying.common.bean.Product;
+import com.heibaiying.common.feign.ProductFeign;
+import com.heibaiying.producer.service.IProductService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+/**
+ * @author : heibaiying
+ */
+@RestController
+public class ProducerController implements ProductFeign {
+
+    @Autowired
+    private IProductService productService;
+
+    @GetMapping("products")
+    public List<Product> productList() {
+        return productService.queryAllProducts();
+    }
+
+    @GetMapping("product/{id}")
+    public Product productDetail(@PathVariable int id) {
+        return productService.queryProductById(id);
+    }
+
+    @PostMapping("product")
+    public void save(@RequestBody Product product) {
+        productService.saveProduct(product);
+    }
+}

spring-cloud/spring-cloud-sleuth-zipkin/producer/src/main/java/com/heibaiying/producer/service/IProductService.java

@@ -0,0 +1,13 @@
+package com.heibaiying.producer.service;
+
+import com.heibaiying.common.bean.Product;
+
+import java.util.List;
+public interface IProductService {
+
+    Product queryProductById(int id) ;
+
+    List<Product> queryAllProducts();
+
+    void saveProduct(Product product);
+}

spring-cloud/spring-cloud-sleuth-zipkin/producer/src/main/java/com/heibaiying/producer/service/impl/ProductService.java

@@ -0,0 +1,44 @@
+package com.heibaiying.producer.service.impl;
+
+import com.heibaiying.common.bean.Product;
+import com.heibaiying.producer.service.IProductService;
+import org.springframework.boot.web.context.WebServerInitializedEvent;
+import org.springframework.context.ApplicationListener;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * @author : heibaiying
+ * @description : 产品提供接口实现类
+ */
+@Service
+public class ProductService implements IProductService, ApplicationListener<WebServerInitializedEvent> {
+
+    private static List<Product> productList = new ArrayList<>();
+
+    public Product queryProductById(int id) {
+        return productList.stream().filter(p->p.getId()==id).collect(Collectors.toList()).get(0);
+    }
+
+
+    public List<Product> queryAllProducts() {
+        return productList;
+    }
+
+    @Override
+    public void saveProduct(Product product) {
+        productList.add(product);
+    }
+
+    @Override
+    public void onApplicationEvent(WebServerInitializedEvent event) {
+        int port = event.getWebServer().getPort();
+        for (long i = 0; i < 20; i++) {
+            productList.add(new Product(i, port + "产品" + i, i / 2 == 0, new Date(), 66.66f * i));
+        }
+    }
+}

spring-cloud/spring-cloud-sleuth-zipkin/producer/src/main/resources/application.yml

@@ -0,0 +1,13 @@
+server:
+  port: 8020
+# 指定服务命名
+spring:
+  application:
+    name: producer
+  zipkin:
+    base-url: http://localhost:9411/
+# 指定注册中心地址
+eureka:
+  client:
+    serviceUrl:
+      defaultZone: http://localhost:8010/eureka/

spring-cloud/spring-cloud-sleuth-zipkin/producer/src/test/java/com/heibaiying/producer/ProducerApplicationTests.java

@@ -0,0 +1,17 @@
+package com.heibaiying.producer;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class ProducerApplicationTests {
+
+    @Test
+    public void contextLoads() {
+    }
+
+}
+

spring-cloud/spring-cloud-sleuth-zipkin/zuul/pom.xml

@@ -0,0 +1,74 @@
+<?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>
+
+
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.0.8.RELEASE</version>
+        <relativePath/>
+    </parent>
+
+    <artifactId>zuul</artifactId>
+
+    <properties>
+        <java.version>1.8</java.version>
+        <spring-cloud.version>Finchley.SR2</spring-cloud.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-freemarker</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <!--eureka-client-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-netflix-eureka-client</artifactId>
+        </dependency>
+        <!--zuul-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-netflix-zuul</artifactId>
+        </dependency>
+        <!--zipkin-->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-zipkin</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+
+
+    <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>
+
+</project>

spring-cloud/spring-cloud-sleuth-zipkin/zuul/src/main/java/com/heibaiying/zuul/ZuulApplication.java

@@ -0,0 +1,18 @@
+package com.heibaiying.zuul;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+import org.springframework.cloud.netflix.zuul.EnableZuulProxy;
+
+@SpringBootApplication
+@EnableZuulProxy
+@EnableDiscoveryClient
+public class ZuulApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(ZuulApplication.class, args);
+    }
+
+}
+

spring-cloud/spring-cloud-sleuth-zipkin/zuul/src/main/java/com/heibaiying/zuul/config/CustomZuulFallbackProvider.java

@@ -0,0 +1,81 @@
+package com.heibaiying.zuul.config;
+
+import org.springframework.cloud.netflix.zuul.filters.route.FallbackProvider;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
+import org.springframework.http.client.ClientHttpResponse;
+import org.springframework.stereotype.Component;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+/**
+ * @author : heibaiying
+ * @description : zuul 的熔断器
+ */
+@Component
+public class CustomZuulFallbackProvider implements FallbackProvider {
+
+    /*
+     * 定义熔断将用于哪些路由的服务
+     */
+    @Override
+    public String getRoute() {
+        return "consumer";
+    }
+
+    @Override
+    public ClientHttpResponse fallbackResponse(String route, Throwable cause) {
+        return new ClientHttpResponse() {
+
+            /**
+             * 返回响应的HTTP状态代码
+             */
+            @Override
+            public HttpStatus getStatusCode() throws IOException {
+                return HttpStatus.SERVICE_UNAVAILABLE;
+            }
+
+            /**
+             * 返回HTTP状态代码
+             */
+            @Override
+            public int getRawStatusCode() throws IOException {
+                return HttpStatus.SERVICE_UNAVAILABLE.value();
+            }
+
+            /**
+             * 返回响应的HTTP状态文本
+             */
+            @Override
+            public String getStatusText() throws IOException {
+                return HttpStatus.SERVICE_UNAVAILABLE.getReasonPhrase();
+            }
+
+            @Override
+            public void close() {
+
+            }
+
+            /**
+             * 将消息正文作为输入流返回
+             */
+            @Override
+            public InputStream getBody() throws IOException {
+                return new ByteArrayInputStream("商城崩溃了,请稍后重试！".getBytes());
+            }
+
+            /**
+             * 将消息正文作为输入流返回
+             */
+            @Override
+            public HttpHeaders getHeaders() {
+                HttpHeaders httpHeaders = new HttpHeaders();
+                httpHeaders.setContentType(MediaType.APPLICATION_JSON_UTF8);
+                return httpHeaders;
+            }
+        };
+    }
+}

spring-cloud/spring-cloud-sleuth-zipkin/zuul/src/main/java/com/heibaiying/zuul/controller/LoginController.java

@@ -0,0 +1,26 @@
+package com.heibaiying.zuul.controller;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+import javax.servlet.http.HttpSession;
+import java.util.Random;
+
+/**
+ * @author : heibaiying
+ * @description : 登录
+ */
+@Controller
+public class LoginController {
+
+    @RequestMapping("index")
+    public String login(){
+        return "index";
+    }
+
+    @RequestMapping("login")
+    public String login(String username,HttpSession session){
+        session.setAttribute("code",username+String.valueOf(new Random().nextInt(10*1000)));
+        return "redirect:/consumer/sell/products";
+    }
+}

spring-cloud/spring-cloud-sleuth-zipkin/zuul/src/main/java/com/heibaiying/zuul/filter/CustomZuulFilter.java

@@ -0,0 +1,71 @@
+package com.heibaiying.zuul.filter;
+
+import com.netflix.zuul.ZuulFilter;
+import com.netflix.zuul.context.RequestContext;
+import com.netflix.zuul.exception.ZuulException;
+import org.omg.CORBA.Request;
+import org.springframework.cloud.netflix.zuul.filters.support.FilterConstants;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Component;
+import org.springframework.util.StringUtils;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+/**
+ * @author : heibaiying
+ * @description : 自定义filter过滤器
+ */
+
+@Component
+public class CustomZuulFilter extends ZuulFilter {
+
+    /**
+     * 返回过滤器的类型
+     */
+    @Override
+    public String filterType() {
+        return FilterConstants.PRE_TYPE;
+    }
+
+    /**
+     * 返回过滤器的优先级顺序
+     */
+    @Override
+    public int filterOrder() {
+        return 0;
+    }
+
+    /**
+     * 从此方法返回“true”意味着应该调用下面的 run（）方法
+     */
+    @Override
+    public boolean shouldFilter() {
+        return true;
+    }
+
+    /**
+     * ZuulFilter的核心校验方法
+     */
+    @Override
+    public Object run() throws ZuulException {
+        RequestContext currentContext = RequestContext.getCurrentContext();
+        HttpServletRequest request = currentContext.getRequest();
+        String code = (String)request.getSession().getAttribute("code");
+        if (StringUtils.isEmpty(code)){
+            // 设置值为false 不将请求转发到对应的服务上
+            currentContext.setSendZuulResponse(false);
+            // 设置返回的状态码
+            currentContext.setResponseStatusCode(HttpStatus.NON_AUTHORITATIVE_INFORMATION.value());
+            HttpServletResponse response = currentContext.getResponse();
+            try {
+                // 跳转到登录页面
+                response.sendRedirect("/index");
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+        return null;
+    }
+}

spring-cloud/spring-cloud-sleuth-zipkin/zuul/src/main/resources/application.yml

@@ -0,0 +1,25 @@
+server:
+  port: 8090
+# 指定服务命名
+spring:
+  application:
+    name: zuul
+  zipkin:
+    base-url: http://localhost:9411/
+# 指定注册中心地址
+eureka:
+  client:
+    serviceUrl:
+      defaultZone: http://localhost:8010/eureka/
+# 网关的路由
+zuul:
+  routes:
+    xxxx: #这个地方的值是可以任意的字符串
+      path: /producer/**
+      serviceId: producer
+    consumer:
+      path: /consumer/**
+      serviceId: consumer
+  # 指定前缀
+  # prefix: /v1
+

spring-cloud/spring-cloud-sleuth-zipkin/zuul/src/main/resources/templates/index.ftl

@@ -0,0 +1,12 @@
+<!doctype html>
+<html lang="en">
+<head>
+    <title>Title</title>
+</head>
+<body>
+<form action="/login" method="post">
+    <input name="username" type="text">
+    <button id="btn">输入临时用户名后登录！</button>
+</form>
+</body>
+</html>

spring-cloud/spring-cloud-sleuth-zipkin/zuul/src/test/java/com/heibaiying/zuul/ZuulApplicationTests.java

@@ -0,0 +1,17 @@
+package com.heibaiying.zuul;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class ZuulApplicationTests {
+
+    @Test
+    public void contextLoads() {
+    }
+
+}
+

spring-cloud/spring-cloud-stream/pom.xml

@@ -0,0 +1,72 @@
+<?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>
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.0.8.RELEASE</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+    <groupId>com.heibaiying.stream</groupId>
+    <artifactId>spring-cloud-stream</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>spring-cloud-stream</name>
+    <description>spring cloud stream project for Spring Boot</description>
+
+    <properties>
+        <java.version>1.8</java.version>
+        <spring-cloud.version>Finchley.SR2</spring-cloud.version>
+    </properties>
+
+    <dependencies>
+
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-amqp</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-stream-rabbit</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <optional>true</optional>
+        </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>

spring-cloud/spring-cloud-stream/src/main/java/com/heibaiying/stream/SpringCloudStreamApplication.java

@@ -0,0 +1,14 @@
+package com.heibaiying.stream;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class SpringCloudStreamApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(SpringCloudStreamApplication.class, args);
+    }
+
+}
+

spring-cloud/spring-cloud-stream/src/main/java/com/heibaiying/stream/bean/Programmer.java

@@ -0,0 +1,23 @@
+package com.heibaiying.stream.bean;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.NoArgsConstructor;
+
+import java.io.Serializable;
+import java.util.Date;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class Programmer implements Serializable {
+
+    private String name;
+
+    private int age;
+
+    private float salary;
+
+    private Date birthday;
+}

spring-cloud/spring-cloud-stream/src/main/java/com/heibaiying/stream/controller/MessageController.java

@@ -0,0 +1,78 @@
+package com.heibaiying.stream.controller;
+
+import com.heibaiying.stream.bean.Programmer;
+import com.heibaiying.stream.stream.Custom;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.messaging.Message;
+import org.springframework.messaging.MessageHeaders;
+import org.springframework.messaging.support.MessageBuilder;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.Date;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * @author : heibaiying
+ * @description : 发送测试消息
+ */
+@RestController
+public class MessageController {
+
+    @Autowired
+    private Custom custom;
+
+    /***
+     * 发送简单消息
+     */
+   @RequestMapping("sendSimpleMessage")
+   public void sendSimpleMessage() {
+       custom.input().send(MessageBuilder.withPayload("hell spring cloud stream").build());
+   }
+
+
+    /***
+     * 发送消息体为对象的消息
+     *
+     */
+    @RequestMapping("sendObject")
+    public void sendObject() {
+        Programmer programmer=new Programmer("pro",12,212.2f,new Date());
+        custom.input().send(MessageBuilder.withPayload(programmer).build());
+    }
+
+    /**
+     * 发送带有消息头的消息
+     */
+    @RequestMapping("sendWithHeads")
+    public void sendWithHeads() {
+        Programmer programmer=new Programmer("pro",12,212.2f,new Date());
+        Map<String,Object> map=new HashMap<>();
+        map.put("code","868686");
+        MessageHeaders messageHeaders=new MessageHeaders(map);
+        Message<Programmer> message= MessageBuilder.createMessage(programmer,messageHeaders);
+        custom.input().send(message);
+    }
+
+    /**
+     * 条件消息 可以看做是消息路由键的一种实现
+     */
+    @RequestMapping("sendWithKey")
+    public void sendWithKey() {
+        // 创建消息头key 为 01 的消息
+        Programmer programmer=new Programmer("key01",12,212.2f,new Date());
+        Map<String,Object> map=new HashMap<>();
+        map.put("key","01");
+        MessageHeaders messageHeaders=new MessageHeaders(map);
+        Message<Programmer> message= MessageBuilder.createMessage(programmer,messageHeaders);
+        custom.input().send(message);
+
+        // 创建消息头key 为 02 的消息
+        programmer.setName("key02");
+        map.put("key","02");
+        MessageHeaders messageHeaders02=new MessageHeaders(map);
+        Message<Programmer> message02= MessageBuilder.createMessage(programmer,messageHeaders02);
+        custom.input().send(message02);
+    }
+}

spring-cloud/spring-cloud-stream/src/main/java/com/heibaiying/stream/stream/Custom.java

@@ -0,0 +1,22 @@
+package com.heibaiying.stream.stream;
+
+import org.springframework.cloud.stream.annotation.Input;
+import org.springframework.cloud.stream.annotation.Output;
+import org.springframework.messaging.MessageChannel;
+import org.springframework.messaging.SubscribableChannel;
+
+/**
+ * @author : heibaiying
+ */
+public interface Custom {
+
+    String INPUT = "input";
+    String OUTPUT = "output";
+
+    @Input(Custom.INPUT)
+    SubscribableChannel input();
+
+    @Output(Custom.OUTPUT)
+    MessageChannel output();
+
+}

spring-cloud/spring-cloud-stream/src/main/java/com/heibaiying/stream/stream/StreamReceived.java

@@ -0,0 +1,62 @@
+package com.heibaiying.stream.stream;
+
+import com.heibaiying.stream.bean.Programmer;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.cloud.stream.annotation.EnableBinding;
+import org.springframework.cloud.stream.annotation.StreamListener;
+import org.springframework.messaging.handler.annotation.Header;
+import org.springframework.messaging.handler.annotation.Headers;
+import org.springframework.messaging.handler.annotation.Payload;
+import org.springframework.stereotype.Component;
+
+import java.util.Map;
+
+/**
+ * @author : heibaiying
+ * @description :消息的监听
+ */
+
+@Component
+@EnableBinding(Custom.class)
+@Slf4j
+public class StreamReceived {
+
+    @StreamListener(value = Custom.INPUT)
+    public void simple(Object payload) {
+        log.info("收到简单消息: {}", payload);
+    }
+
+    @StreamListener(value = Custom.INPUT)
+    public void object(Programmer programmer) {
+        log.info("收到对象消息: {}", programmer);
+    }
+
+    /**
+     * 用 @Header 监听时候需要注意，指定名称的属性必须在消息头中存在 不然就会抛出异常 MessageHandlingException: Missing header 'XXXX' for method parameter type [class java.lang.String]
+     */
+    @StreamListener(value = Custom.INPUT)
+    public void heads(@Payload Programmer programmer, @Headers Map<String, Object> map, @Header(name = "code") String code) {
+        log.info("收到对象消息: {}", programmer);
+        map.forEach((key, value) -> {
+            log.info("消息头{}的值为{}", key, value);
+        });
+        log.info("绑定指定消息头: code = {}", code);
+    }
+
+
+    /**
+     * 监听消息头key = 01 的消息
+     */
+    @StreamListener(target = Custom.INPUT, condition = "headers['key']=='01'")
+    public void key01(@Payload Programmer programmer) {
+        log.info("key01 监听器接收到消息: {}", programmer.getName());
+    }
+
+    /**
+     * 监听消息头key = 02 的消息
+     */
+    @StreamListener(target = Custom.INPUT, condition = "headers['key']=='01'")
+    public void key02(@Payload Programmer programmer) {
+        log.info("key02 监听器接收到消息: {}", programmer.getName());
+    }
+}

spring-cloud/spring-cloud-stream/src/main/resources/application.yml

@@ -0,0 +1,6 @@
+spring:
+  rabbitmq:
+    host: localhost
+    port: 5672
+    username: guest
+    password: guest

spring-cloud/spring-cloud-stream/src/test/java/com/heibaiying/stream/SpringCloudStreamApplicationTests.java

@@ -0,0 +1,17 @@
+package com.heibaiying.stream;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit4.SpringRunner;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class SpringCloudStreamApplicationTests {
+
+    @Test
+    public void contextLoads() {
+    }
+
+}
+