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【Spring Cloud Alibaba】1.新版SpringCloudAlibaba整合Dubbo，配置多注册中心——Nacos+Zookeeper_基于dubbo zookeeper nacos

作者：IT小白 | 2024-04-15 03:51:36

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基于dubbo zookeeper nacos

1.背景介绍

新系统微服务体系使用 SpringCloudAibaba，版本为目前最新的2021.1；由于公司旧项目使用的技术栈为基于Dubbo+Zookeeper，新项目使用Nacos，且Dubbo支持同时注册多个注册中心，故而采用双注册的技术选型。

网上查询相关资料比较少，SpringCloudAibaba会出现各种依赖导致的问题，使用经反复测试及冲突解决、目前采用版本如下面模块所示，在这基础上进行调整可支持多个版本的Spring Cloud。

2.父模块pom.xml

  1. <properties>
  2.     <jdk.version>1.8</jdk.version>
  3.     <java.version>1.8</java.version>
  4.     <maven.compiler.source>8</maven.compiler.source>
  5.     <maven.compiler.target>8</maven.compiler.target>
  6.  
  7.     <spring.boot.version>2.5.5</spring.boot.version>
  8.     <spring.cloud.version>2020.0.4</spring.cloud.version>
  9.     <spring.cloud.bootstrap.version>3.0.4</spring.cloud.bootstrap.version>
  10.     <alibaba.cloud.version>2021.1</alibaba.cloud.version>
  11.     <stream.cloud.version>3.1.4</stream.cloud.version>
  12.  
  13.     <dubbo.version>2.6.6</dubbo.version>
  14.     <dubbo.registry.nacos.version>2.6.7</dubbo.registry.nacos.version>
  15.     <nacos.client.version>1.1.3</nacos.client.version>
  16.     <zookeeper.version>3.4.13</zookeeper.version>
  17.     <netty.all.version>4.1.68.Final</netty.all.version>
  18.     <curator.framework.version>4.0.1</curator.framework.version>
  19.     <curator.recipes.version>2.8.0</curator.recipes.version>
  20.     <zkclient.version>0.10</zkclient.version>
  21. </properties>
  22.  
  23. <!-- 依赖版本号管理 -->
  24. <dependencyManagement>
  25.     <dependencies>
  26.         <!--https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-dependencies/2.3.3.RELEASE-->
  27.         <dependency>
  28.             <groupId>org.springframework.boot</groupId>
  29.             <artifactId>spring-boot-dependencies</artifactId>
  30.             <version>${spring.boot.version}</version>
  31.             <type>pom</type>
  32.             <scope>import</scope>
  33.         </dependency>
  34.  
  35.         <!--https://mvnrepository.com/artifact/org.springframework.cloud/spring-cloud-dependencies/Hoxton.SR8-->
  36.         <dependency>
  37.             <groupId>org.springframework.cloud</groupId>
  38.             <artifactId>spring-cloud-dependencies</artifactId>
  39.             <version>${spring.cloud.version}</version>
  40.             <type>pom</type>
  41.             <scope>import</scope>
  42.         </dependency>
  43.  
  44.         <!--https://mvnrepository.com/artifact/com.alibaba.cloud/spring-cloud-alibaba-dependencies/2021.1-->
  45.         <dependency>
  46.             <groupId>com.alibaba.cloud</groupId>
  47.             <artifactId>spring-cloud-alibaba-dependencies</artifactId>
  48.             <version>${alibaba.cloud.version}</version>
  49.             <type>pom</type>
  50.             <scope>import</scope>
  51.         </dependency>
  52.  
  53.  
  54.         <!-- https://mvnrepository.com/artifact/org.springframework.cloud/spring-cloud-stream-dependencies -->
  55.         <dependency>
  56.             <groupId>org.springframework.cloud</groupId>
  57.             <artifactId>spring-cloud-stream-dependencies</artifactId>
  58.             <version>${stream.cloud.version}</version>
  59.             <type>pom</type>
  60.         </dependency>
  61.  
  62.         <!-- https://mvnrepository.com/artifact/com.alibaba.cloud/spring-cloud-starter-alibaba-nacos-config -->
  63.         <dependency>
  64.             <groupId>com.alibaba.cloud</groupId>
  65.             <artifactId>spring-cloud-starter-alibaba-nacos-config</artifactId>
  66.             <version>${alibaba.cloud.version}</version>
  67.         </dependency>
  68.         <!-- https://mvnrepository.com/artifact/com.alibaba.cloud/spring-cloud-starter-alibaba-nacos-discovery -->
  69.         <dependency>
  70.             <groupId>com.alibaba.cloud</groupId>
  71.             <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
  72.             <version>${alibaba.cloud.version}</version>
  73.         </dependency>
  74.         <!-- https://mvnrepository.com/artifact/org.springframework.cloud/spring-cloud-starter-bootstrap -->
  75.         <dependency>
  76.             <groupId>org.springframework.cloud</groupId>
  77.             <artifactId>spring-cloud-starter-bootstrap</artifactId>
  78.             <version>${spring.cloud.bootstrap.version}</version>
  79.         </dependency>
  80.  
  81.         <!--[开始]dubbo相关-->
  82.         <dependency>
  83.             <groupId>com.alibaba</groupId>
  84.             <artifactId>dubbo</artifactId>
  85.             <version>${dubbo.version}</version>
  86.             <exclusions>
  87.                 <exclusion>
  88.                     <groupId>org.jboss.netty</groupId>
  89.                     <artifactId>netty</artifactId>
  90.                 </exclusion>
  91.                 <exclusion>
  92.                     <artifactId>spring-context</artifactId>
  93.                     <groupId>org.springframework</groupId>
  94.                 </exclusion>
  95.             </exclusions>
  96.         </dependency>
  97.         <dependency>
  98.             <groupId>com.alibaba</groupId>
  99.             <artifactId>dubbo-registry-nacos</artifactId>
  100.             <version>${dubbo.registry.nacos.version}</version>
  101.         </dependency>
  102.         <dependency>
  103.             <groupId>com.alibaba.nacos</groupId>
  104.             <artifactId>nacos-client</artifactId>
  105.             <version>${nacos.client.version}</version>
  106.         </dependency>
  107.         <dependency>
  108.             <groupId>io.netty</groupId>
  109.             <artifactId>netty-all</artifactId>
  110.             <version>${netty.all.version}</version>
  111.         </dependency>
  112.         <dependency>
  113.             <groupId>org.apache.curator</groupId>
  114.             <artifactId>curator-framework</artifactId>
  115.             <version>${curator.framework.version}</version>
  116.         </dependency>
  117.         <dependency>
  118.             <groupId>org.apache.curator</groupId>
  119.             <artifactId>curator-recipes</artifactId>
  120.             <version>${curator.recipes.version}</version>
  121.         </dependency>
  122.         <dependency>
  123.             <groupId>org.apache.zookeeper</groupId>
  124.             <artifactId>zookeeper</artifactId>
  125.             <version>${zookeeper.version}</version>
  126.             <type>pom</type>
  127.             <exclusions>
  128.                 <exclusion>
  129.                     <groupId>org.slf4j</groupId>
  130.                     <artifactId>slf4j-log4j12</artifactId>
  131.                 </exclusion>
  132.             </exclusions>
  133.         </dependency>
  134.         <dependency>
  135.             <groupId>com.101tec</groupId>
  136.             <artifactId>zkclient</artifactId>
  137.             <version>${zkclient.version}</version>
  138.         </dependency>
  139.         <!--[结束]dubbo-->
  140.     </dependencies>
  141. </dependencyManagement>

3.子模块pom.xml(Dubbo)

  1. <dependencies>
  2.     <!-- Spring Cloud版本升级后，bootstrap.yml失效，需要引入该依赖 -->
  3.     <dependency>
  4.         <groupId>org.springframework.cloud</groupId>
  5.         <artifactId>spring-cloud-starter-bootstrap</artifactId>
  6.     </dependency>
  7.     <dependency>
  8.         <groupId>com.alibaba.cloud</groupId>
  9.         <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
  10.     </dependency>
  11.     <!-- dubbo -->
  12.     <dependency>
  13.         <groupId>com.alibaba</groupId>
  14.         <artifactId>dubbo</artifactId>
  15.         <exclusions>
  16.             <exclusion>
  17.                 <groupId>org.jboss.netty</groupId>
  18.                 <artifactId>netty</artifactId>
  19.             </exclusion>
  20.             <exclusion>
  21.                 <artifactId>spring-context</artifactId>
  22.                 <groupId>org.springframework</groupId>
  23.             </exclusion>
  24.         </exclusions>
  25.     </dependency>
  26.     <dependency>
  27.         <groupId>com.alibaba</groupId>
  28.         <artifactId>dubbo-registry-nacos</artifactId>
  29.     </dependency>
  30.     <dependency>
  31.         <groupId>com.alibaba.nacos</groupId>
  32.         <artifactId>nacos-client</artifactId>
  33.     </dependency>
  34.     <dependency>
  35.         <groupId>io.netty</groupId>
  36.         <artifactId>netty-all</artifactId>
  37.     </dependency>
  38.     <dependency>
  39.         <groupId>org.apache.curator</groupId>
  40.         <artifactId>curator-framework</artifactId>
  41.     </dependency>
  42.     <dependency>
  43.         <groupId>org.apache.curator</groupId>
  44.         <artifactId>curator-recipes</artifactId>
  45.     </dependency>
  46.     <dependency>
  47.         <groupId>com.101tec</groupId>
  48.         <artifactId>zkclient</artifactId>
  49.     </dependency>
  50. </dependencies>

4.主要配置文件

  1. ##########  nacos注册  ###########
  2. #向Nacos注册中心注册
  3. spring.cloud.nacos.discovery.register-enabled = true
  4. #Nacos注册地址
  5. spring.cloud.nacos.discovery.server-addr = 127.0.0.1:8848,127.0.0.2:8848
  6.  
  7. ##########  Dubbo  ###########
  8. #对应常见的传输协议：Dubbo、RMI、Hessain、WebService、Http
  9. dubbo.protocol.name = dubbo
  10. #设置端口为 -1 表示 dubbo 自动扫描并使用可用端口（从20880开始递增），避免了端口冲突的问题
  11. dubbo.protocol.port = -1
  12. #注册地址
  13. dubbo.registry.address = nacos://127.0.0.1:8848;nacos://127.0.0.2|zookeeper://127.0.0.1:2181?backup=127.0.0.2:2182,127.0.0.3:2183
  14. #dubbo提供者名称
  15. dubbo.application.name = dubbo-demo

5.启动类

  1. package cn.com;
  2.  
  3. import com.alibaba.dubbo.config.spring.context.annotation.EnableDubbo;
  4. import org.springframework.boot.SpringApplication;
  5. import org.springframework.boot.autoconfigure.SpringBootApplication;
  6.  
  7. /**
  8.  * @author jiangyf
  9.  * @description: 网关服务启动类
  10.  * @date 2021/11/30
  11.  */
  12. @EnableDubbo(scanBasePackages = "cn.com.bluemoon.aad")
  13. @SpringBootApplication
  14. public class DubboDemoApplication {
  15.  
  16.     public static void main(String[] args) {
  17.         SpringApplication.run(DubboDemoApplication.class, args);
  18.     }
  19.  
  20. }

ps：看到这里，如果能解决你的问题，麻烦点个关注支持一下，谢谢~

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