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YunaiV
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增加 spring cloud sleuth 链路追踪
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‎labx-13/labx-13-sc-sleuth-db-elasticsearch/src/main/java/cn/iocoder/springcloud/labx13/springmvcdemo/controller/UserController.java‎

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@GetMapping("/get")
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public String get(@RequestParam("id") Integer id) {
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this.findById(1);
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this.findById(id);
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return "success";
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}
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‎labx-13/labx-13-sc-sleuth-mq-kafka/labx-13-sc-sleuth-mq-kafka-producer/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<parent>
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<artifactId>labx-13-sc-sleuth-mq-kafka</artifactId>
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<groupId>cn.iocoder.springboot.labs</groupId>
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<version>1.0-SNAPSHOT</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>labx-13-sc-sleuth-mq-kafka-producer</artifactId>
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<properties>
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<maven.compiler.target>1.8</maven.compiler.target>
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<maven.compiler.source>1.8</maven.compiler.source>
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<spring.boot.version>2.2.4.RELEASE</spring.boot.version>
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<spring.cloud.version>Hoxton.SR1</spring.cloud.version>
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</properties>
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<!--
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引入 Spring Boot、Spring Cloud、Spring Cloud Alibaba 三者 BOM 文件，进行依赖版本的管理，防止不兼容。
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在 https://dwz.cn/mcLIfNKt 文章中，Spring Cloud Alibaba 开发团队推荐了三者的依赖关系
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-->
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<dependencyManagement>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>${spring.boot.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-dependencies</artifactId>
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<version>${spring.cloud.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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</dependencies>
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</dependencyManagement>
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<dependencies>
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<!-- 引入 SpringMVC 相关依赖，并实现对其的自动配置 -->
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<!-- 引入 Spring Cloud Stream kafka 相关依赖，将 kafka 作为消息队列，并实现对其的自动配置 -->
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-stream-kafka</artifactId>
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</dependency>
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<!-- 引入 Spring Cloud Sleuth + Zipkin 相关依赖，实现对它们的自动配置，从而实现链路追踪 -->
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-zipkin</artifactId>
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</dependency>
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</dependencies>
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</project>

‎labx-13/labx-13-sc-sleuth-mq-kafka/labx-13-sc-sleuth-mq-kafka-producer/src/main/java/cn/iocoder/springcloud/labx13/kafkademo/producerdemo/ProducerApplication.java‎

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package cn.iocoder.springcloud.labx13.kafkademo.producerdemo;
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import cn.iocoder.springcloud.labx13.kafkademo.producerdemo.message.MySource;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.cloud.stream.annotation.EnableBinding;
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@SpringBootApplication
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@EnableBinding(MySource.class)
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public class ProducerApplication {
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public static void main(String[] args) {
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SpringApplication.run(ProducerApplication.class, args);
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}
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}

‎labx-13/labx-13-sc-sleuth-mq-kafka/labx-13-sc-sleuth-mq-kafka-producer/src/main/java/cn/iocoder/springcloud/labx13/kafkademo/producerdemo/controller/Demo01Controller.java‎

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package cn.iocoder.springcloud.labx13.kafkademo.producerdemo.controller;
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import cn.iocoder.springcloud.labx13.kafkademo.producerdemo.message.Demo01Message;
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import cn.iocoder.springcloud.labx13.kafkademo.producerdemo.message.MySource;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.messaging.Message;
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import org.springframework.messaging.support.MessageBuilder;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import java.util.Random;
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@RestController
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@RequestMapping("/demo01")
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public class Demo01Controller {
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private Logger logger = LoggerFactory.getLogger(getClass());
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@Autowired
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private MySource mySource;
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@GetMapping("/send")
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public boolean send() {
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// 创建 Message
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Demo01Message message = new Demo01Message()
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.setId(new Random().nextInt());
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// 创建 Spring Message 对象
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Message<Demo01Message> springMessage = MessageBuilder.withPayload(message)
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.build();
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// 发送消息
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return mySource.demo01Output().send(springMessage);
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}
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}

‎labx-13/labx-13-sc-sleuth-mq-kafka/labx-13-sc-sleuth-mq-kafka-producer/src/main/java/cn/iocoder/springcloud/labx13/kafkademo/producerdemo/message/Demo01Message.java‎

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package cn.iocoder.springcloud.labx13.kafkademo.producerdemo.message;
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/**
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* 示例 01 的 Message 消息
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*/
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public class Demo01Message {
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/**
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* 编号
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*/
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private Integer id;
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public Demo01Message setId(Integer id) {
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this.id = id;
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return this;
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}
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public Integer getId() {
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return id;
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}
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@Override
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public String toString() {
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return "Demo01Message{" +
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"id=" + id +
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'}';
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}
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}

‎labx-13/labx-13-sc-sleuth-mq-kafka/labx-13-sc-sleuth-mq-kafka-producer/src/main/java/cn/iocoder/springcloud/labx13/kafkademo/producerdemo/message/MySource.java‎

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package cn.iocoder.springcloud.labx13.kafkademo.producerdemo.message;
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import org.springframework.cloud.stream.annotation.Output;
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import org.springframework.messaging.MessageChannel;
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public interface MySource {
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@Output("demo01-output")
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MessageChannel demo01Output();
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}

‎labx-13/labx-13-sc-sleuth-mq-kafka/labx-13-sc-sleuth-mq-kafka-producer/src/main/resources/application.yml‎

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spring:
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application:
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name: demo-producer-application
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cloud:
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# Spring Cloud Stream 配置项，对应 BindingServiceProperties 类
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stream:
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# Binder 配置项，对应 BinderProperties Map
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# binders:
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# Binding 配置项，对应 BindingProperties Map
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bindings:
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demo01-input:
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destination: DEMO-TOPIC-01 # 目的地。这里使用 Kafka Topic
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content-type: application/json # 内容格式。这里使用 JSON
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group: demo01-consumer-group # 消费者分组
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# Spring Cloud Stream Kafka 配置项
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kafka:
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# Kafka Binder 配置项，对应 KafkaBinderConfigurationProperties 类
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binder:
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brokers: 127.0.0.1:9092 # 指定 Kafka Broker 地址，可以设置多个，以逗号分隔
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# Zipkin 配置项，对应 ZipkinProperties 类
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zipkin:
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base-url: http://127.0.0.1:9411 # Zipkin 服务的地址
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# Spring Cloud Sleuth 配置项
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sleuth:
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messaging:
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# Spring Cloud Sleuth 针对 Kafka 组件的配置项
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kafka:
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enabled: true # 是否开启
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remote-service-name: kafka # 远程服务名，默认为 kafka
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server:
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port: 18080

‎labx-13/labx-13-sc-sleuth-mq-kafka/labx-13-sc-stream-mq-kafka-consumer/pom.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<parent>
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<artifactId>labx-10</artifactId>
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<groupId>cn.iocoder.springboot.labs</groupId>
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<version>1.0-SNAPSHOT</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>labx-13-sc-stream-mq-kafka-consumer</artifactId>
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<properties>
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<maven.compiler.target>1.8</maven.compiler.target>
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<maven.compiler.source>1.8</maven.compiler.source>
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<spring.boot.version>2.2.4.RELEASE</spring.boot.version>
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<spring.cloud.version>Hoxton.SR1</spring.cloud.version>
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</properties>
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<!--
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引入 Spring Boot、Spring Cloud、Spring Cloud Alibaba 三者 BOM 文件，进行依赖版本的管理，防止不兼容。
23+
在 https://dwz.cn/mcLIfNKt 文章中，Spring Cloud Alibaba 开发团队推荐了三者的依赖关系
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-->
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<dependencyManagement>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>${spring.boot.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-dependencies</artifactId>
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<version>${spring.cloud.version}</version>
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<type>pom</type>
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<scope>import</scope>
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</dependency>
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</dependencies>
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</dependencyManagement>
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<dependencies>
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<!-- 引入 SpringMVC 相关依赖，并实现对其的自动配置 -->
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<!-- 引入 Spring Cloud Stream Kafka 相关依赖，将 kafka 作为消息队列，并实现对其的自动配置 -->
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-stream-kafka</artifactId>
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</dependency>
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<!-- 引入 Spring Cloud Sleuth + Zipkin 相关依赖，实现对它们的自动配置，从而实现链路追踪 -->
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<dependency>
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<groupId>org.springframework.cloud</groupId>
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<artifactId>spring-cloud-starter-zipkin</artifactId>
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</dependency>
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</dependencies>
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</project>

‎labx-13/labx-13-sc-sleuth-mq-kafka/labx-13-sc-stream-mq-kafka-consumer/src/main/java/cn/iocoder/springcloud/labx13/kafkademo/consumerdemo/ConsumerApplication.java‎

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package cn.iocoder.springcloud.labx13.kafkademo.consumerdemo;
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import cn.iocoder.springcloud.labx13.kafkademo.consumerdemo.listener.MySink;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.cloud.stream.annotation.EnableBinding;
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@SpringBootApplication
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@EnableBinding(MySink.class)
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public class ConsumerApplication {
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public static void main(String[] args) {
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SpringApplication.run(ConsumerApplication.class, args);
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}
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}

‎labx-13/labx-13-sc-sleuth-mq-kafka/labx-13-sc-stream-mq-kafka-consumer/src/main/java/cn/iocoder/springcloud/labx13/kafkademo/consumerdemo/listener/Demo01Consumer.java‎

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package cn.iocoder.springcloud.labx13.kafkademo.consumerdemo.listener;
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import cn.iocoder.springcloud.labx13.kafkademo.consumerdemo.message.Demo01Message;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.cloud.stream.annotation.StreamListener;
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import org.springframework.messaging.handler.annotation.Payload;
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import org.springframework.stereotype.Component;
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@Component
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public class Demo01Consumer {
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private Logger logger = LoggerFactory.getLogger(getClass());
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@StreamListener(MySink.DEMO01_INPUT)
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public void onMessage(@Payload Demo01Message message) {
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logger.info("[onMessage][线程编号:{} 消息内容：{}]", Thread.currentThread().getId(), message);
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}
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}

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