服务集成sentinel&demo

yudao-framework/yudao-spring-boot-starter-protection/pom.xml

@@ -36,6 +36,18 @@
             <optional>true</optional>
         </dependency>
 
+        <!-- SpringCloud Alibaba Sentinel -->
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-starter-alibaba-sentinel</artifactId>
+        </dependency>
+
+        <!-- Sentinel Datasource Nacos -->
+        <dependency>
+            <groupId>com.alibaba.csp</groupId>
+            <artifactId>sentinel-datasource-nacos</artifactId>
+        </dependency>
+
         <!-- Test 测试相关 -->
         <dependency>
             <groupId>cn.iocoder.cloud</groupId>

yudao-framework/yudao-spring-boot-starter-protection/src/main/java/cn/iocoder/yudao/framework/sentinel/config/SentinelExceptionHandlerAutoConfiguration.java

@@ -0,0 +1,21 @@
+package cn.iocoder.yudao.framework.sentinel.config;
+
+import cn.iocoder.yudao.framework.sentinel.core.handler.SentinelExceptionHandler;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.autoconfigure.AutoConfiguration;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
+import org.springframework.context.annotation.Bean;
+
+/**
+ * 当Spring容器中不存在MyService类型的bean时，才创建这个bean
+ */
+@AutoConfiguration
+@Slf4j
+public class SentinelExceptionHandlerAutoConfiguration {
+  
+    @Bean
+    @ConditionalOnMissingBean
+    public SentinelExceptionHandler sentinelExceptionHandler() {
+        return new SentinelExceptionHandler();
+    }  
+}

yudao-framework/yudao-spring-boot-starter-protection/src/main/java/cn/iocoder/yudao/framework/sentinel/core/handler/SentinelExceptionHandler.java

@@ -0,0 +1,44 @@
+package cn.iocoder.yudao.framework.sentinel.core.handler;
+
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import cn.iocoder.yudao.framework.common.util.servlet.ServletUtils;
+import com.alibaba.csp.sentinel.adapter.spring.webmvc_v6x.callback.BlockExceptionHandler;
+import com.alibaba.csp.sentinel.slots.block.BlockException;
+import com.alibaba.csp.sentinel.slots.block.authority.AuthorityException;
+import com.alibaba.csp.sentinel.slots.block.degrade.DegradeException;
+import com.alibaba.csp.sentinel.slots.block.flow.FlowException;
+import com.alibaba.csp.sentinel.slots.block.flow.param.ParamFlowException;
+import com.alibaba.csp.sentinel.slots.system.SystemBlockException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import org.springframework.http.HttpStatus;
+
+
+/**
+ * Sentinel自定义阻断异常处理
+ */
+public class SentinelExceptionHandler implements BlockExceptionHandler {
+
+    @Override
+    public void handle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, String s, BlockException e) throws Exception {
+
+        String msg = "未知异常";
+        int status = HttpStatus.TOO_MANY_REQUESTS.value();
+        if (e instanceof FlowException) {
+            msg = "请求限流";
+        } else if (e instanceof ParamFlowException) {
+            msg = "请求被热点参数限流";
+        } else if (e instanceof DegradeException) {
+            msg = "请求降级";
+        } else if (e instanceof AuthorityException) {
+            msg = "没有权限访问";
+            status = HttpStatus.UNAUTHORIZED.value();
+        }else if (e instanceof SystemBlockException) {
+            msg = "系统规则限流或降级";
+        }
+
+        ServletUtils.writeJSON(httpServletResponse, CommonResult.error(status, msg));
+
+    }
+
+}

yudao-framework/yudao-spring-boot-starter-protection/src/main/java/cn/iocoder/yudao/framework/sentinel/core/package-info.java

@@ -0,0 +1 @@
+package cn.iocoder.yudao.framework.sentinel.core;

yudao-framework/yudao-spring-boot-starter-protection/src/main/resources/META-INF/spring/org.springframework.boot.autoconfigure.AutoConfiguration.imports

@@ -1,4 +1,5 @@
 cn.iocoder.yudao.framework.idempotent.config.YudaoIdempotentConfiguration
 cn.iocoder.yudao.framework.lock4j.config.YudaoLock4jConfiguration
 cn.iocoder.yudao.framework.ratelimiter.config.YudaoRateLimiterConfiguration
-cn.iocoder.yudao.framework.signature.config.YudaoApiSignatureAutoConfiguration
+cn.iocoder.yudao.framework.signature.config.YudaoApiSignatureAutoConfiguration
+cn.iocoder.yudao.framework.sentinel.config.SentinelExceptionHandlerAutoConfiguration

yudao-module-infra/yudao-module-infra-api/src/main/java/cn/iocoder/yudao/module/infra/api/demo/SentinelFeigenDemoApi.java

@@ -0,0 +1,23 @@
+package cn.iocoder.yudao.module.infra.api.demo;
+
+
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import cn.iocoder.yudao.module.infra.api.demo.fallback.SentinelFeigenDemoFallback;
+import cn.iocoder.yudao.module.infra.enums.ApiConstants;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+
+/**
+ * sentinel Feign demo
+ */
+@FeignClient(name = ApiConstants.NAME, fallback = SentinelFeigenDemoFallback.class)
+public interface SentinelFeigenDemoApi {
+
+    String PREFIX = ApiConstants.PREFIX + "/provider/sentinel";
+
+
+    @GetMapping(PREFIX +"/test/{message}")
+    public CommonResult<String> providerSentinelTest(@PathVariable("message") String message);
+
+}

yudao-module-infra/yudao-module-infra-api/src/main/java/cn/iocoder/yudao/module/infra/api/demo/fallback/SentinelFeigenDemoFallback.java

@@ -0,0 +1,15 @@
+package cn.iocoder.yudao.module.infra.api.demo.fallback;
+
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import cn.iocoder.yudao.module.infra.api.demo.SentinelFeigenDemoApi;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Component;
+
+@Component
+public class SentinelFeigenDemoFallback implements SentinelFeigenDemoApi {
+
+    @Override
+    public CommonResult<String> providerSentinelTest(String message) {
+        return CommonResult.error(HttpStatus.TOO_MANY_REQUESTS.value(), "对方服务不可用，开始服务降级处理");
+    }
+}

yudao-module-infra/yudao-module-infra-biz/pom.xml

@@ -147,6 +147,12 @@
             <artifactId>tika-core</artifactId> <!-- 文件客户端：文件类型的识别 -->
         </dependency>
 
+        <!-- 服务保障相关 TODO 芋艿：暂时去掉 -->
+        <dependency>
+            <groupId>cn.iocoder.cloud</groupId>
+            <artifactId>yudao-spring-boot-starter-protection</artifactId>
+        </dependency>
+
     </dependencies>
     <build>
         <!-- 设置构建的 jar 包名 -->

yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/api/demo/SentinelFeigenApiImpl.java

@@ -0,0 +1,21 @@
+package cn.iocoder.yudao.module.infra.api.demo;
+
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.RestController;
+
+import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
+
+/**
+ * 提供 RESTful API 接口，给 Feign 调用
+ */
+@RestController
+@Validated
+public class SentinelFeigenApiImpl implements SentinelFeigenDemoApi {
+
+    @Override
+    public CommonResult<String> providerSentinelTest(String message) {
+        return success("OK");
+    }
+
+}

yudao-module-infra/yudao-module-infra-biz/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/demo/sentinel/SentinelDemoController.java

@@ -0,0 +1,68 @@
+package cn.iocoder.yudao.module.infra.controller.admin.demo.sentinel;
+
+
+import com.alibaba.csp.sentinel.annotation.SentinelResource;
+import com.alibaba.csp.sentinel.slots.block.BlockException;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.annotation.security.PermitAll;
+import jakarta.servlet.http.HttpServletRequest;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.UUID;
+
+/**
+ * sentinel 示例
+ * TODO 芋艿：考虑后续优化示例
+ */
+@Tag(name = "管理后台 - sentinel")
+@RestController
+@RequestMapping("/infra/sentinel/demo")
+@Validated
+public class SentinelDemoController {
+
+    @GetMapping("flow")
+    @PermitAll
+    public String flow(String userName){
+        return "hello "+userName;
+    }
+
+    /**
+     * 关联资源
+     */
+    @GetMapping("flow-ref")
+    @PermitAll
+    public String flowRef(){
+        return "hello flowRef";
+    }
+
+    @GetMapping("degrade")
+    @PermitAll
+    public String degrade(String userName){
+        return "hello "+userName;
+    }
+
+    /**
+     * 按照资源名称的方式限流，并对限流流进行友好处理
+     * @param request
+     * @return
+     */
+    @GetMapping("getOrderNo")
+    @SentinelResource(value = "getOrderNoResource",blockHandler = "getOrderNoBlockHandler",blockHandlerClass = SentinelDemoController.class)
+    @PermitAll
+    public String getOrderNo(HttpServletRequest request){
+        return UUID.randomUUID().toString();
+    }
+
+    /**
+     * 限流后续操作方法
+     * @param e
+     * @return
+     */
+    public static String getOrderNoBlockHandler(HttpServletRequest request, BlockException e){
+        return "不好意思，前方拥挤，请您稍后再试";
+    }
+
+}

yudao-module-infra/yudao-module-infra-biz/src/main/resources/application-dev.yaml

@@ -15,6 +15,66 @@ spring:
         namespace: dev # 命名空间。这里使用 dev 开发环境
         group: DEFAULT_GROUP # 使用的 Nacos 配置分组，默认为 DEFAULT_GROUP
 
+--- #################### Sentinel相关配置 ####################
+spring:
+  cloud:
+    sentinel:
+      enabled: true # 是否开启。默认为 true 开启
+      eager: true # 是否饥饿加载。默认为 false 关闭
+      transport:
+        dashboard: 127.0.0.1:8080 # Sentinel 控制台地址
+      filter:
+        url-patterns: /** # 拦截请求的地址。默认为 /*
+      # sentinel用nacos作为数据源的配置 (可导入/yudao-cloud/script/sentinel/gateway-server下对应规则，使用时需去掉注释)
+      datasource:
+        # 流控规则
+        flow:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            data-id:  ${spring.application.name}-flow-rules # 在修改的sentinel 源码中定义的规则名
+            rule-type: flow
+        # 降级规则
+        degrade:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            dataId: ${spring.application.name}-degrade-rules
+            rule-type: degrade
+        # 授权规则
+#        authority:
+#          nacos:
+#            server-addr: ${spring.cloud.nacos.server-addr}
+#            namespace: ${spring.cloud.nacos.discovery.namespace}
+#            username: ${spring.cloud.nacos.username}
+#            password: ${spring.cloud.nacos.password}
+#            dataId: ${spring.application.name}-authority-rules
+#            rule-type: authority
+#        # 热点规则
+#        param-flow:
+#          nacos:
+#            server-addr: ${spring.cloud.nacos.server-addr}
+#            namespace: ${spring.cloud.nacos.discovery.namespace}
+#            username: ${spring.cloud.nacos.username}
+#            password: ${spring.cloud.nacos.password}
+#            dataId: ${spring.application.name}-param-flow-rules
+#            rule-type: param-flow
+#        # 系统规则
+#        system:
+#          nacos:
+#            server-addr: ${spring.cloud.nacos.server-addr}
+#            namespace: ${spring.cloud.nacos.discovery.namespace}
+#            username: ${spring.cloud.nacos.username}
+#            password: ${spring.cloud.nacos.password}
+#            dataId: ${spring.application.name}-system-rules
+#            groupId: DEFAULT_GROUP
+#            data-type: json
+#            rule-type: system
+
 --- #################### 数据库相关配置 ####################
 spring:
   # 数据源配置项

yudao-module-infra/yudao-module-infra-biz/src/main/resources/application-local.yaml

@@ -4,8 +4,8 @@ spring:
   cloud:
     nacos:
       server-addr: 127.0.0.1:8848 # Nacos 服务器地址
-      username: # Nacos 账号
-      password: # Nacos 密码
+      username: nacos # Nacos 账号
+      password: nacos # Nacos 密码
       discovery: # 【配置中心】配置项
         namespace: dev # 命名空间。这里使用 dev 开发环境
         group: DEFAULT_GROUP # 使用的 Nacos 配置分组，默认为 DEFAULT_GROUP
@@ -15,6 +15,66 @@ spring:
         namespace: dev # 命名空间。这里使用 dev 开发环境
         group: DEFAULT_GROUP # 使用的 Nacos 配置分组，默认为 DEFAULT_GROUP
 
+--- #################### Sentinel相关配置 ####################
+spring:
+  cloud:
+    sentinel:
+      enabled: true # 是否开启。默认为 true 开启
+      eager: true # 是否饥饿加载。默认为 false 关闭
+      transport:
+        dashboard: 127.0.0.1:8080 # Sentinel 控制台地址
+      filter:
+        url-patterns: /** # 拦截请求的地址。默认为 /*
+      # sentinel用nacos作为数据源的配置 (可导入/yudao-cloud/script/sentinel/gateway-server下对应规则，使用时需去掉注释)
+      datasource:
+        # 流控规则
+        flow:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            data-id:  ${spring.application.name}-flow-rules # 在修改的sentinel 源码中定义的规则名
+            rule-type: flow
+        # 降级规则
+        degrade:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            dataId: ${spring.application.name}-degrade-rules
+            rule-type: degrade
+        # 授权规则
+#        authority:
+#          nacos:
+#            server-addr: ${spring.cloud.nacos.server-addr}
+#            namespace: ${spring.cloud.nacos.discovery.namespace}
+#            username: ${spring.cloud.nacos.username}
+#            password: ${spring.cloud.nacos.password}
+#            dataId: ${spring.application.name}-authority-rules
+#            rule-type: authority
+#        # 热点规则
+#        param-flow:
+#          nacos:
+#            server-addr: ${spring.cloud.nacos.server-addr}
+#            namespace: ${spring.cloud.nacos.discovery.namespace}
+#            username: ${spring.cloud.nacos.username}
+#            password: ${spring.cloud.nacos.password}
+#            dataId: ${spring.application.name}-param-flow-rules
+#            rule-type: param-flow
+#        # 系统规则
+#        system:
+#          nacos:
+#            server-addr: ${spring.cloud.nacos.server-addr}
+#            namespace: ${spring.cloud.nacos.discovery.namespace}
+#            username: ${spring.cloud.nacos.username}
+#            password: ${spring.cloud.nacos.password}
+#            dataId: ${spring.application.name}-system-rules
+#            groupId: DEFAULT_GROUP
+#            data-type: json
+#            rule-type: system
+
 --- #################### 数据库相关配置 ####################
 spring:
 

yudao-module-infra/yudao-module-infra-biz/src/main/resources/application.yaml

@@ -165,6 +165,7 @@ yudao:
     enable: true
     ignore-urls:
       - /admin-api/infra/file/*/get/** # 获取图片，和租户无关
+      - /admin-api/infra/sentinel/demo/** # sentinel demo
     ignore-tables:
       - infra_codegen_column
       - infra_codegen_table
@@ -178,3 +179,9 @@ yudao:
       - infra_data_source_config
 
 debug: false
+
+--- #################### 开启feign对sentinel的支持 ####################
+
+feign:
+  sentinel:
+    enabled: true

yudao-module-system/yudao-module-system-biz/pom.xml

@@ -98,10 +98,10 @@
         </dependency>
 
         <!-- 服务保障相关 TODO 芋艿：暂时去掉 -->
-<!--        <dependency>-->
-<!--            <groupId>cn.iocoder.cloud</groupId>-->
-<!--            <artifactId>yudao-spring-boot-starter-protection</artifactId>-->
-<!--        </dependency>-->
+        <dependency>
+            <groupId>cn.iocoder.cloud</groupId>
+            <artifactId>yudao-spring-boot-starter-protection</artifactId>
+        </dependency>
 
         <!-- Test 测试相关 -->
         <dependency>

yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/controller/admin/demo/SentinelFeigenDemoController.java

@@ -0,0 +1,28 @@
+package cn.iocoder.yudao.module.system.controller.admin.demo;
+
+
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import cn.iocoder.yudao.module.infra.api.demo.SentinelFeigenDemoApi;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.annotation.Resource;
+import jakarta.annotation.security.PermitAll;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+
+@Tag(name = "管理后台 - Sentinel Feigen Demo")
+@RestController()
+@RequestMapping("/system/sentinel/demo")
+public class SentinelFeigenDemoController {
+
+    @Resource
+    private SentinelFeigenDemoApi sentinelFeigenDemoApiService;
+
+    @GetMapping("/provider/{message}")
+    @PermitAll
+    public CommonResult<String> providerSentinelTest(@PathVariable("message") String message) {
+        return sentinelFeigenDemoApiService.providerSentinelTest(message);
+    }
+}

yudao-module-system/yudao-module-system-biz/src/main/java/cn/iocoder/yudao/module/system/framework/rpc/config/RpcConfiguration.java

@@ -1,12 +1,16 @@
 package cn.iocoder.yudao.module.system.framework.rpc.config;
 
 import cn.iocoder.yudao.module.infra.api.config.ConfigApi;
+import cn.iocoder.yudao.module.infra.api.demo.SentinelFeigenDemoApi;
+import cn.iocoder.yudao.module.infra.api.demo.fallback.SentinelFeigenDemoFallback;
 import cn.iocoder.yudao.module.infra.api.file.FileApi;
 import cn.iocoder.yudao.module.infra.api.websocket.WebSocketSenderApi;
 import org.springframework.cloud.openfeign.EnableFeignClients;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Import;
 
 @Configuration(proxyBeanMethods = false)
-@EnableFeignClients(clients = {FileApi.class, WebSocketSenderApi.class, ConfigApi.class})
+@EnableFeignClients(clients = {FileApi.class, WebSocketSenderApi.class, ConfigApi.class, SentinelFeigenDemoApi.class})
+@Import({SentinelFeigenDemoFallback.class})
 public class RpcConfiguration {
 }

yudao-module-system/yudao-module-system-biz/src/main/resources/application-dev.yaml

@@ -15,6 +15,67 @@ spring:
         namespace: dev # 命名空间。这里使用 dev 开发环境
         group: DEFAULT_GROUP # 使用的 Nacos 配置分组，默认为 DEFAULT_GROUP
 
+--- #################### Sentinel相关配置 ####################
+
+spring:
+  cloud:
+    sentinel:
+      enabled: true # 是否开启。默认为 true 开启
+      eager: true # 是否饥饿加载。默认为 false 关闭
+      transport:
+        dashboard: 127.0.0.1:8080 # Sentinel 控制台地址
+      filter:
+        url-patterns: /** # 拦截请求的地址。默认为 /*
+      # sentinel用nacos作为数据源的配置 (可导入/yudao-cloud/script/sentinel/system-server下对应规则，使用时需去掉注释)
+      datasource:
+        # 流控规则
+        flow:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            data-id:  ${spring.application.name}-flow-rules # 在修改的sentinel 源码中定义的规则名
+            rule-type: flow
+        # 授权规则
+        authority:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            dataId: ${spring.application.name}-authority-rules
+            rule-type: authority
+        # 降级规则
+        degrade:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            dataId: ${spring.application.name}-degrade-rules
+            rule-type: degrade
+        # 热点规则
+        param-flow:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            dataId: ${spring.application.name}-param-flow-rules
+            rule-type: param-flow
+        # 系统规则
+        system:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            dataId: ${spring.application.name}-system-rules
+            groupId: DEFAULT_GROUP
+            data-type: json
+            rule-type: system
+
 --- #################### 数据库相关配置 ####################
 spring:
   # 数据源配置项

yudao-module-system/yudao-module-system-biz/src/main/resources/application-local.yaml

@@ -15,6 +15,67 @@ spring:
         namespace: dev # 命名空间。这里使用 dev 开发环境
         group: DEFAULT_GROUP # 使用的 Nacos 配置分组，默认为 DEFAULT_GROUP
 
+--- #################### Sentinel相关配置 ####################
+
+spring:
+  cloud:
+    sentinel:
+      enabled: true # 是否开启。默认为 true 开启
+      eager: true # 是否饥饿加载。默认为 false 关闭
+      transport:
+        dashboard: 127.0.0.1:8080 # Sentinel 控制台地址
+      filter:
+        url-patterns: /** # 拦截请求的地址。默认为 /*
+      # sentinel用nacos作为数据源的配置 (可导入/yudao-cloud/script/sentinel/system-server下对应规则，使用时需去掉注释)
+      datasource:
+        # 流控规则
+        flow:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            data-id:  ${spring.application.name}-flow-rules # 在修改的sentinel 源码中定义的规则名
+            rule-type: flow
+        # 授权规则
+        authority:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            dataId: ${spring.application.name}-authority-rules
+            rule-type: authority
+        # 降级规则
+        degrade:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            dataId: ${spring.application.name}-degrade-rules
+            rule-type: degrade
+        # 热点规则
+        param-flow:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            dataId: ${spring.application.name}-param-flow-rules
+            rule-type: param-flow
+        # 系统规则
+        system:
+          nacos:
+            server-addr: ${spring.cloud.nacos.server-addr}
+            namespace: ${spring.cloud.nacos.discovery.namespace}
+            username: ${spring.cloud.nacos.username}
+            password: ${spring.cloud.nacos.password}
+            dataId: ${spring.application.name}-system-rules
+            groupId: DEFAULT_GROUP
+            data-type: json
+            rule-type: system
+
 --- #################### 数据库相关配置 ####################
 spring:
   # 数据源配置项

yudao-module-system/yudao-module-system-biz/src/main/resources/application.yaml

@@ -174,6 +174,7 @@ yudao:
       - /rpc-api/system/tenant/valid # 防止递归。避免调用 /rpc-api/system/tenant/valid 接口时，又去触发 /rpc-api/system/tenant/valid 去校验
       - /rpc-api/system/tenant/id-list # 获得租户列表的时候，无需传递租户编号
       - /rpc-api/system/oauth2/token/check # 访问令牌校验时，无需传递租户编号；主要解决上传文件的场景，前端不会传递 tenant-id！
+      - /admin-api/system/sentinel/demo/provider/* # 示例演示，演示 Sentinel 熔断降级
     ignore-tables:
       - system_tenant
       - system_tenant_package
@@ -205,3 +206,9 @@ yudao:
     end-code: 9999 # 这里配置 9999 的原因是，测试方便。
 
 debug: false
+
+--- #################### 开启feign对sentinel的支持 ####################
+
+feign:
+  sentinel:
+    enabled: true