[新增功能](master): 更新网关

网关相关的基础配置更新

cdp-iaas/gateway-server/pom.xml

@@ -16,4 +16,31 @@
         <maven.compiler.target>8</maven.compiler.target>
     </properties>
 
+    <dependencies>
+        <!-- 网关 -->
+        <dependency>
+            <groupId>org.springframework.cloud</groupId>
+            <artifactId>spring-cloud-starter-gateway</artifactId>
+        </dependency>
+        <!-- 注册到 Nacos -->
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId>
+        </dependency>
+        <!-- 网关限流 -->
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-starter-alibaba-sentinel</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-alibaba-sentinel-gateway</artifactId>
+        </dependency>
+        <!-- nacos 持久化配置时候添加的依赖 -->
+        <dependency>
+            <groupId>com.alibaba.csp</groupId>
+            <artifactId>sentinel-datasource-nacos</artifactId>
+        </dependency>
+    </dependencies>
+
 </project>

cdp-iaas/gateway-server/src/main/java/com/baiye/GatewayServerApplication.java

@@ -0,0 +1,19 @@
+package com.baiye;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
+
+/**
+ * 网关服务 Application
+ *
+ * @author q
+ * @date 2022/05/11
+ */
+@SpringBootApplication
+@EnableDiscoveryClient
+public class GatewayServerApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(GatewayServerApplication.class, args);
+    }
+}

cdp-iaas/gateway-server/src/main/java/com/baiye/controller/GatewayFlowRulesController.java

@@ -0,0 +1,36 @@
+package com.baiye.controller;
+
+import com.alibaba.csp.sentinel.adapter.gateway.common.api.ApiDefinition;
+import com.alibaba.csp.sentinel.adapter.gateway.common.api.GatewayApiDefinitionManager;
+import com.alibaba.csp.sentinel.adapter.gateway.common.rule.GatewayFlowRule;
+import com.alibaba.csp.sentinel.adapter.gateway.common.rule.GatewayRuleManager;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.Set;
+
+/**
+ * 网关流量规则控制器
+ *
+ * @author q
+ * @date 2022/04/20
+ */
+@RestController
+public class GatewayFlowRulesController {
+
+    /**
+     * 获取当前系统的限流策略列表
+     */
+
+    @GetMapping("/gw/flow/rules")
+    public Set<GatewayFlowRule> getCurrentGatewayFlowRules(){
+        return GatewayRuleManager.getRules() ;
+    }
+    /**
+     * 获取自定义的api分组
+     */
+    @GetMapping("/gw/api/groups")
+    public Set<ApiDefinition> getApiGroups(){
+        return GatewayApiDefinitionManager.getApiDefinitions() ;
+    }
+}

cdp-iaas/gateway-server/src/main/resources/api-group.json

@@ -0,0 +1,10 @@
+[
+  {
+    "apiName": "admin-service-api",
+    "predicateItems": [
+      {
+        "pattern": "/admin/login"
+      }
+    ]
+  }
+]

cdp-iaas/gateway-server/src/main/resources/application.yml

@@ -0,0 +1,52 @@
+server:
+  port: 80
+spring:
+  application:
+    name: gateway-server
+  cloud:
+    nacos:
+      discovery:
+        server-addr: nacos-server:8848 # 修改本机的host文件即可
+    gateway:
+      discovery:
+        locator:
+          enabled: true
+          lower-case-service-id: true # admin-service ADMIN-SERVICE /admin-service/** -> 微服务 (ADMIN-SERVICE) 自动转发,忽略大小写
+      routes:
+        - id: admin-service_router
+          uri: lb://admin-service # 负载均衡转发到哪个目的地
+          predicates:
+            - Path=/admin/**
+        - id: test_router
+          uri: https://www.baidu.com/ # 负载均衡转发到哪个目的地
+          predicates:
+            - Path=/test
+    # 通过网关来完成对2种维度的限流： 网关维度 + API 分组
+    sentinel:
+      datasource:
+      # 使用动态规则的数据源 - 把 gw-flow.json| api-group.json 文件放在 Nacos 中配置
+      # 使用 Nacos 在持久化我们的配置时候要添加一个依赖  sentinel-datasource-nacos
+        ds1.nacos:
+          serverAddr: nacos-server:8848
+          dataId: gw-flow
+          ruleType: gw_flow
+        ds2.nacos:
+          serverAddr: nacos-server:8848
+          dataId: api-group
+          ruleType: gw_api_group
+#        ds1.file:
+#          file: classpath:gw-flow.json # 网关 + API分组的限流
+#          ruleType: gw_flow
+#        ds2.file:
+#          file: classpath:api-group.json
+#          ruleType: gw_api_group
+
+      # 配置 sentinel-dashboard
+      # 测试环境只能使用本机的环境,直接使用线上是不行的
+      # 配置好之后,取代上面的配置方式,直接使用可视化的方式来替代json配置文件的方式
+      # sentinel-dashboard 的规则定义好了后，我们的网关能立马的感知到（生效）（nacos无法感知），但是我们下次重启，会丢失规则,所以需要把持久化的规则手动添加到Nacos中
+      transport:
+        dashboard: sentinel-server:8858
+
+
+

cdp-iaas/gateway-server/src/main/resources/gw-flow.json

@@ -0,0 +1,14 @@
+[
+  {
+    "resource": "admin-service_router",
+    "resourceMode": 0,
+    "count": 2,
+    "intervalSec": 60
+  },
+  {
+    "resource": "admin-service-api",
+    "resourceMode": 1,
+    "count": 1,
+    "intervalSec": 60
+  }
+]