写的是个锤子

sentinel-demo-springboot-nacos/pom.xml

@@ -16,15 +16,11 @@
     </properties>
 
     <dependencies>
-<!--        <dependency>-->
-<!--            <groupId>com.alibaba.csp</groupId>-->
-<!--            <artifactId>sentinel-core</artifactId>-->
-<!--        </dependency>-->
 
-<!--        <dependency>-->
-<!--            <groupId>com.alibaba.csp</groupId>-->
-<!--            <artifactId>sentinel-annotation-aspectj</artifactId>-->
-<!--        </dependency>-->
+        <dependency>
+            <groupId>com.alibaba.csp</groupId>
+            <artifactId>sentinel-core</artifactId>
+        </dependency>
         <dependency>
             <groupId>com.alibaba.csp</groupId>
             <artifactId>sentinel-transport-simple-http</artifactId>
@@ -34,26 +30,10 @@
             <artifactId>spring-cloud-starter-alibaba-sentinel</artifactId>
             <version>2.1.0.RELEASE</version>
         </dependency>
-
-        <dependency>
-            <groupId>com.alibaba.csp</groupId>
-            <artifactId>sentinel-datasource-extension</artifactId>
-        </dependency>
         <dependency>
             <groupId>com.alibaba.csp</groupId>
             <artifactId>sentinel-datasource-nacos</artifactId>
         </dependency>
-
-<!--        <dependency>-->
-<!--            <groupId>com.alibaba.csp</groupId>-->
-<!--            <artifactId>sentinel-extension</artifactId>-->
-<!--        </dependency>-->
-
-<!--        <dependency>-->
-<!--            <groupId>org.springframework.boot</groupId>-->
-<!--            <artifactId>spring-boot-starter-aop</artifactId>-->
-<!--            <version>${spring.boot.version}</version>-->
-<!--        </dependency>-->
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>

sentinel-demo-springboot-nacos/src/main/java/com/alibaba/csp/sentinel/demo/springboot/nacos/config/AopConfiguration.java

@@ -30,5 +30,4 @@ public class AopConfiguration {
 //        return new SentinelResourceAspect();
 //    }
 
-
 }

sentinel-demo-springboot-nacos/src/main/java/com/alibaba/csp/sentinel/demo/springboot/nacos/config/ApplicationRunnerImpl.java

@@ -15,8 +15,9 @@ public class ApplicationRunnerImpl implements ApplicationRunner {
     @Autowired
     private NacosStartService nacosStartService;
 
+
     @Override
     public void run(ApplicationArguments args) throws Exception {
-        nacosStartService.initNacosConfigFromNacos();
+//        nacosStartService.initNacosConfigFromNacos();
     }
 }
\ No newline at end of file

sentinel-demo-springboot-nacos/src/main/java/com/alibaba/csp/sentinel/demo/springboot/nacos/config/NacosStartService.java

@@ -13,7 +13,7 @@ import com.alibaba.fastjson.JSON;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Service;
+import org.springframework.context.annotation.Configuration;
 
 import java.util.List;
 import java.util.Objects;
@@ -26,12 +26,11 @@ import java.util.Properties;
  * @description:
  * @date 2020/4/214:08
  */
-@Service
+@Configuration
 public class NacosStartService {
 
     Logger logger = LoggerFactory.getLogger(this.getClass());
 
-
     @Autowired
     private SentinelProperties sentinelProperties;
 

sentinel-demo-springboot-nacos/src/main/java/com/alibaba/csp/sentinel/demo/springboot/nacos/controller/DemoController.java

@@ -15,12 +15,10 @@
  */
 package com.alibaba.csp.sentinel.demo.springboot.nacos.controller;
 
-import com.alibaba.cloud.sentinel.SentinelProperties;
 import com.alibaba.csp.sentinel.annotation.SentinelResource;
 import com.alibaba.csp.sentinel.util.StringUtil;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.annotation.Order;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
@@ -35,10 +33,6 @@ public class DemoController {
     Logger logger = LoggerFactory.getLogger(DemoController.class);
 
 
-    @Autowired
-    private SentinelProperties sentinelProperties;
-
-
     @Order(1)
     @SentinelResource(value = "test1", blockHandler = "myBlockHandler", fallbackClass = FallBack.class, fallback = "test1FallBack")
     @GetMapping("/test1")

sentinel-demo-springboot-nacos/src/main/java/com/alibaba/csp/sentinel/demo/springboot/nacos/inti/DemoNacosInitFunc.java

@@ -12,8 +12,12 @@ import org.springframework.stereotype.Component;
 @Component
 public class DemoNacosInitFunc implements InitFunc {
 
+    /*
+     * 因为sentinel是SPI拓展接口不能使用，spring的ioc，所以下面的注入会报NPE。。。。
+     * */
     @Autowired
-    private NacosStartService nacosStartService;
+    NacosStartService nacosStartService;
+
 
     @Override
     public void init() throws Exception {

sentinel-demo-springboot-nacos/src/main/resources/META-INF/services/com.alibaba.csp.sentinel.init.InitFunc

+com.alibaba.csp.sentinel.demo.springboot.nacos.inti.DemoNacosInitFunc
\ No newline at end of file

sentinel-demo-springboot-nacos/src/main/resources/application.properties

 spring.application.name=springboot-nacos
 server.port=19966
 spring.cloud.sentinel.transport.dashboard=127.0.0.1:8080
-# ʽ1
+
 spring.cloud.sentinel.datasource.ds3.nacos.server-addr=10.16.10.139:8848
 spring.cloud.sentinel.datasource.ds3.nacos.dataId=springboot-nacos-flow-rules
 spring.cloud.sentinel.datasource.ds3.nacos.groupId=DEFAULT_GROUP

sentinel-demo-springboot-nacos/src/main/resources/services/com.alibaba.csp.sentinel.init.InitFunc

-com.alibaba.csp.sentinel.demo.springboot.nacos.init.DemoNacosInitFunc
\ No newline at end of file