nacos 集成 zipkin sleuth实现链路追踪（入门篇）

逃离我推掉我的手 2022-09-12 15:52 287阅读 0赞

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> 声明：链路追踪属于微服务的一部分，微服务系列博文陆续会出，可以帮助小伙伴们学习微服务一站式从入门到精通。

### 文章目录 ###

*   *   *   *   *  一、zipkin 服务端
                 *   *  1. 下载
                     *  2. 前台运行
                     *  3. 服务端访问
                 *  二、网关服务
                 *   *  2.1. 父项目依赖
                     *  2.2. gateway依赖
                     *  2.3. gateway配置
                 *  三、订单服务
                 *   *  3.1. order依赖
                     *  3.2. order配置
                     *  3.3. 控制层
                 *  四、产品服务
                 *   *  4.1. product依赖
                     *  4.2. 配置
                     *  4.3. 控制层
                 *  五、用户服务
                 *   *  5.1.user依赖
                     *  5.1.user配置
                     *  5.3.控制层
                 *  六、测试验证
                 *   *  6.1. 访问
                     *  6.2. 控制出台日志
                     *  6.3. 服务端监控

##### 一、zipkin 服务端 #####

###### 1. 下载 ######

[https://repo1.maven.org/maven2/io/zipkin/zipkin-server][https_repo1.maven.org_maven2_io_zipkin_zipkin-server]  
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###### 2. 前台运行 ######

java -jar zipkin-server-2.23.4-exec.jar

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###### 3. 服务端访问 ######

[http://zipkin.server.com:9411/zipkin/][http_zipkin.server.com_9411_zipkin]

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##### 二、网关服务 #####

###### 2.1. 父项目依赖 ######

<properties>
            
            <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
            <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
            <java.version>1.8</java.version>
    
            <common.version>1.0-SNAPSHOT</common.version>
            <api.version>1.0-SNAPSHOT</api.version>
            <spring-cloud.version>Hoxton.SR9</spring-cloud.version>
            <spring-cloud-alibaba.version>2.2.6.RELEASE</spring-cloud-alibaba.version>
        </properties>
    
        <dependencies>
    
            
            <dependency>
                <groupId>com.alibaba.cloud</groupId>
                <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
            </dependency>
            
            <dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-starter-zipkin</artifactId>
            </dependency>
        </dependencies>
    
        <dependencyManagement>
    
            <dependencies>
                
                <dependency>
                    <groupId>com.gblfy</groupId>
                    <artifactId>api-serv</artifactId>
                    <version>${api.version}</version>
                </dependency>
                
                <dependency>
                    <groupId>com.gblfy</groupId>
                    <artifactId>common</artifactId>
                    <version>${common.version}</version>
                </dependency>
                
                <dependency>
                    <groupId>org.springframework.cloud</groupId>
                    <artifactId>spring-cloud-dependencies</artifactId>
                    <version>${spring-cloud.version}</version>
                    <type>pom</type>
                    <scope>import</scope>
                </dependency>
                
                <dependency>
                    <groupId>com.alibaba.cloud</groupId>
                    <artifactId>spring-cloud-alibaba-dependencies</artifactId>
                    <version>${spring-cloud-alibaba.version}</version>
                    <type>pom</type>
                    <scope>import</scope>
                </dependency>
            </dependencies>
        </dependencyManagement>

###### 2.2. gateway依赖 ######

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

###### 2.3. gateway配置 ######

server:
      port: 80
    spring:
      cloud:
        nacos:
          discovery:
            service: gateway-serv
          server-addr: localhost:8848
        gateway:
          discovery:
            locator: # 是否与服务发现组件进行结合，通过 serviceId 转发到具体服务实例。
              lowerCaseServiceId: true # 是否开启基于服务发现的路由规则
              enabled: true # 是否将服务名称转小写
          routes:
            # 订单服务
            - id: order-serv
              uri: lb://order-serv
              predicates:
                - Path=/order/**
              filters:
                - StripPrefix=1
            # 商品服务
            - id: product-serv
              uri: lb://product-serv
              predicates:
                - Path=/product/**
              filters:
                - StripPrefix=1
      zipkin:
        base-url: http://zipkin.server.com:9411/ # 服务端地址
        discovery-client-enabled: false
        sender:
          type: web                      # 数据传输方式，web 表示以 HTTP 报文的形式向服务端发送数据
      sleuth:
        sampler:
          probability: 1.0            # 收集数据百分比，默认 0.1（10%）

##### 三、订单服务 #####

###### 3.1. order依赖 ######

<dependency>
                <groupId>org.springframework.cloud</groupId>
                <artifactId>spring-cloud-starter-openfeign</artifactId>
            </dependency>
            
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-web</artifactId>
            </dependency>

###### 3.2. order配置 ######

server:
      port: 8000
    spring:
      application:
        name: order-serv
      cloud:
        nacos:
          discovery:
            service: order-serv
          server-addr: localhost:8848
      zipkin:
        base-url: http://zipkin.server.com:9411/ # 服务端地址
        discovery-client-enabled: false
        sender:
          type: web                      # 数据传输方式，web 表示以 HTTP 报文的形式向服务端发送数据
      sleuth:
        sampler:
          probability: 1.0            # 收集数据百分比，默认 0.1（10%）
    
    #请求处理的超时时间
    ribbon:
      ReadTimeout: 10000
      ConnectTimeout: 10000
    
    # feign 配置
    feign:
      sentinel:
        enabled: true
      okhttp:
        enabled: true
      httpclient:
        enabled: false
      client:
        config:
          default:
            connectTimeout: 10000
            readTimeout: 10000
      compression:
        request:
          enabled: true
        response:
          enabled: true
    
    # 暴露监控端点
    management:
      endpoints:
        web:
          exposure:
            include: '*'

###### 3.3. 控制层 ######

package com.gblfy.order.controller;
    
    import com.alibaba.fastjson.JSON;
    import com.gblfy.api.RemoteProductService;
    import com.gblfy.api.RemoteUserService;
    import lombok.RequiredArgsConstructor;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.web.bind.annotation.GetMapping;
    import org.springframework.web.bind.annotation.RequestParam;
    import org.springframework.web.bind.annotation.RestController;
    
    import java.util.HashMap;
    
    @RestController
    @RequiredArgsConstructor(onConstructor_ = @Autowired)
    public class OrderController { 
    
        private final RemoteProductService productService;
        private final RemoteUserService userService;
    
        //http://localhost:8000/order/create?productId=11&userId=11222
        @GetMapping("/order/create")
        public String createOrder(@RequestParam Integer productId, @RequestParam Integer userId) { 
    
            // 调用商品服务，通过商品ID获取商品名称
            String productName = productService.getProductName(productId);
            // 调用用户服务，通过用户ID获取用户名称
            String userName = userService.geUserName(userId);
    
            HashMap<String, Object> map = new HashMap<>();
    
            map.put("商品名称", productName);
            map.put("用户名称", userName);
    
            return JSON.toJSONString(map);
        }
    }

##### 四、产品服务 #####

###### 4.1. product依赖 ######

###### 4.2. 配置 ######

###### 4.3. 控制层 ######

package com.gblfy.product.controller;
    
    import lombok.RequiredArgsConstructor;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.web.bind.annotation.GetMapping;
    import org.springframework.web.bind.annotation.PathVariable;
    import org.springframework.web.bind.annotation.RestController;
    
    @RestController
    @RequiredArgsConstructor(onConstructor_ = @Autowired)
    public class ProductController { 
    
        //http://localhost:9000/product/" + productId @GetMapping("/product/{ productId}") public String getProductName(@PathVariable Integer productId) { // 调用用户服务，通过用户ID获取用户名称 return "IPHOME13 的商品ID:" + productId;
        }
    }

##### 五、用户服务 #####

###### 5.1.user依赖 ######

###### 5.1.user配置 ######

server:
      port: 15000
    spring:
      cloud:
        nacos:
          discovery:
            service: user-serv
          server-addr: localhost:8848
      zipkin:
        base-url: http://zipkin.server.com:9411/ # 服务端地址
        discovery-client-enabled: false
        sender:
          type: web                      # 数据传输方式，web 表示以 HTTP 报文的形式向服务端发送数据
      sleuth:
        sampler:
          probability: 1.0            # 收集数据百分比，默认 0.1（10%）
      application:
        name: user-serv

###### 5.3.控制层 ######

package com.gblfy.user.controller;
    
    import com.gblfy.user.service.UserService;
    import lombok.RequiredArgsConstructor;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.web.bind.annotation.GetMapping;
    import org.springframework.web.bind.annotation.PathVariable;
    import org.springframework.web.bind.annotation.RestController;
    
    @RestController
    @RequiredArgsConstructor(onConstructor_ = @Autowired)
    public class UserController { 
    
        private final UserService userService;
    
        @GetMapping("/user/{userId}")
        public String getUserName(@PathVariable Integer userId) { 
            return userService.getUserName(userId);
        }
    }

##### 六、测试验证 #####

###### 6.1. 访问 ######

[http://localhost/order/order/create?productId=22&userId=11][http_localhost_order_order_create_productId_22_userId_11]

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###### 6.2. 控制出台日志 ######

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###### 6.3. 服务端监控 ######

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> 开源地址：  
> [https://gitee.com/gb\_90/micro-service-parent][https_gitee.com_gb_90_micro-service-parent]

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[https_repo1.maven.org_maven2_io_zipkin_zipkin-server]: https://repo1.maven.org/maven2/io/zipkin/zipkin-server
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[http_zipkin.server.com_9411_zipkin]: http://zipkin.server.com:9411/zipkin/
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[http_localhost_order_order_create_productId_22_userId_11]: http://localhost/order/order/create?productId=22&userId=11
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[https_gitee.com_gb_90_micro-service-parent]: https://gitee.com/gb_90/micro-service-parent