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YunaiV
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增加 Zuul 示例
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‎labx-21/labx-21-sc-zuul-demo07-sentinel/pom.xml

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<artifactId>spring-cloud-starter-netflix-zuul</artifactId>
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</dependency>
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<!-- 引入 Spring Cloud Alibaba Nacos Discovery 相关依赖，将 Nacos 作为注册中心，并实现对其的自动配置 -->
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<dependency>
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<groupId>com.alibaba.cloud</groupId>
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<artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
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</dependency>
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<!-- 引入 Spring Cloud Alibaba Sentinel 相关依赖，使用 Sentinel 提供服务保障，并实现对其的自动配置 -->
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<dependency>
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<groupId>com.alibaba.cloud</groupId>

‎labx-21/labx-21-sc-zuul-demo07-sentinel/src/main/java/cn/iocoder/springcloud/labx21/zuuldemo/CustomBlockFallbackProvider.java

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@@ -13,7 +13,7 @@ public class CustomBlockFallbackProvider implements ZuulBlockFallbackProvider {
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@PostConstruct
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public void init() {
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ZuulBlockFallbackManager.registerProvider(this);
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ZuulBlockFallbackManager.registerProvider(this); // 注册到 ZuulBlockFallbackManager
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}
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public String getRoute() {

‎labx-21/labx-21-sc-zuul-demo07-sentinel/src/main/java/cn/iocoder/springcloud/labx21/zuuldemo/ZuulApplication.java

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public class ZuulApplication {
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public static void main(String[] args) {
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System.setProperty(SentinelConfig.APP_TYPE, ConfigConstants.APP_TYPE_ZUUL_GATEWAY); // 【重点】设置应用类型为 Spring Cloud Gateway
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System.setProperty(SentinelConfig.APP_TYPE, ConfigConstants.APP_TYPE_ZUUL_GATEWAY); // 【重点】设置应用类型为 Zuul
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SpringApplication.run(ZuulApplication.class, args);
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}
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‎labx-21/labx-21-sc-zuul-demo07-sentinel/src/main/resources/application.yaml

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sentinel:
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eager: true # 是否饥饿加载。默认为 false 关闭
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transport:
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dashboard: localhost:7070 # 是否饥饿加载。默认为 false 关闭
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dashboard: localhost:7070 # 是否饥饿加载。
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# # 数据源的配置项
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# datasource:
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# ds1.file:
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servlet-path: / # ZuulServlet 匹配的路径，默认为 /zuul
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# 路由配置项，对应 ZuulRoute Map
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routes:
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route_yudaoyuanma:
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yudaoyuanma: # 这是一个 Route 编号
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path: /**
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url: http://www.iocoder.cn
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‎labx-21/labx-21-sc-zuul-demo09-actuator/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-21</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-21-sc-zuul-demo09-actuator</artifactId>
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<properties>
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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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<spring.cloud.alibaba.version>2.2.0.RELEASE</spring.cloud.alibaba.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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<dependency>
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<groupId>com.alibaba.cloud</groupId>
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<artifactId>spring-cloud-alibaba-dependencies</artifactId>
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<version>${spring.cloud.alibaba.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 Spring Cloud Zuul 相关依赖，使用它作为网关，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-netflix-zuul</artifactId>
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</dependency>
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</dependencies>
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</project>

‎labx-21/labx-21-sc-zuul-demo09-actuator/src/main/java/cn/iocoder/springcloud/labx21/zuuldemo/ZuulApplication.java

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package cn.iocoder.springcloud.labx21.zuuldemo;
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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.netflix.zuul.EnableZuulProxy;
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@SpringBootApplication
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@EnableZuulProxy // 开启 Zuul 网关
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public class ZuulApplication {
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public static void main(String[] args) {
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SpringApplication.run(ZuulApplication.class, args);
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}
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}

‎labx-21/labx-21-sc-zuul-demo09-actuator/src/main/resources/application.yaml

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server:
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port: 8888
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spring:
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application:
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name: zuul-application
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# Zuul 配置项，对应 ZuulProperties 配置类
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zuul:
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servlet-path: / # ZuulServlet 匹配的路径，默认为 /zuul
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management:
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endpoints:
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web:
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exposure:
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include: '*' # 需要开放的端点。默认值只打开 health 和 info 两个端点。通过设置 * ，可以开放所有端点。
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endpoint:
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# Health 端点配置项，对应 HealthProperties 配置类
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health:
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enabled: true # 是否开启。默认为 true 开启。
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show-details: ALWAYS # 何时显示完整的健康信息。默认为 NEVER 都不展示。可选 WHEN_AUTHORIZED 当经过授权的用户；可选 ALWAYS 总是展示。
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server:
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port: 18888 # 单独设置端口，因为 8888 端口全部给 Zuul 了

‎labx-21/pom.xml

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<module>labx-21-sc-zuul-demo05-custom-zuul-filter</module>
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<module>labx-21-sc-zuul-demo07-hystrix</module>
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<module>labx-21-sc-zuul-demo07-sentinel</module>
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<module>labx-21-sc-zuul-demo09-actuator</module>
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<module>labx-21-sc-user-service</module>
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</modules>

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