修复在Ngnix代理上，访问Swagger的跨域代码重复的问题

discovery-console/src/main/java/com/nepxion/discovery/console/configuration/SwaggerConfiguration.java

@@ -9,12 +9,6 @@ package com.nepxion.discovery.console.configuration;
  * @version 1.0
  */
 
-import org.springframework.beans.factory.annotation.Value;
-import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Configuration;
-import org.springframework.web.servlet.config.annotation.CorsRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
-
 import springfox.documentation.builders.ApiInfoBuilder;
 import springfox.documentation.builders.PathSelectors;
 import springfox.documentation.builders.RequestHandlerSelectors;
@@ -24,6 +18,12 @@ import springfox.documentation.spi.DocumentationType;
 import springfox.documentation.spring.web.plugins.Docket;
 import springfox.documentation.swagger2.annotations.EnableSwagger2;
 
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
 @Configuration
 @EnableSwagger2
 public class SwaggerConfiguration implements WebMvcConfigurer {
@@ -54,6 +54,9 @@ public class SwaggerConfiguration implements WebMvcConfigurer {
     @Value("${swagger.service.contact.email:1394997@qq.com}")
     private String contactEmail;
 
+    @Value("${swagger.cors.registry.enabled:true}")
+    private Boolean corsRegistryEnabled;
+
     @Bean
     public Docket createRestApi() {
         return new Docket(DocumentationType.SWAGGER_2)
@@ -78,9 +81,11 @@ public class SwaggerConfiguration implements WebMvcConfigurer {
     // 解决跨域问题
     @Override
     public void addCorsMappings(CorsRegistry registry) {
-        registry.addMapping("/**")
-                .allowedHeaders("*")
-                .allowedMethods("*")
-                .allowedOrigins("*");
+        if (corsRegistryEnabled) {
+            registry.addMapping("/**")
+                    .allowedHeaders("*")
+                    .allowedMethods("*")
+                    .allowedOrigins("*");
+        }
     }
 }
\ No newline at end of file

discovery-plugin-admin-center/src/main/java/com/nepxion/discovery/plugin/admincenter/configuration/SwaggerConfiguration.java

@@ -9,13 +9,6 @@ package com.nepxion.discovery.plugin.admincenter.configuration;
  * @version 1.0
  */
 
-import org.springframework.beans.factory.annotation.Value;
-import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
-import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Configuration;
-import org.springframework.web.servlet.config.annotation.CorsRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
-
 import springfox.documentation.builders.ApiInfoBuilder;
 import springfox.documentation.builders.PathSelectors;
 import springfox.documentation.builders.RequestHandlerSelectors;
@@ -25,6 +18,13 @@ import springfox.documentation.spi.DocumentationType;
 import springfox.documentation.spring.web.plugins.Docket;
 import springfox.documentation.swagger2.annotations.EnableSwagger2;
 
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
 @Configuration
 @EnableSwagger2
 @ConditionalOnClass(name = { "javax.servlet.ServletContext" }) // 适配Spring Cloud Api Gateway，不装载Swagger
@@ -56,6 +56,9 @@ public class SwaggerConfiguration implements WebMvcConfigurer {
     @Value("${swagger.service.contact.email:1394997@qq.com}")
     private String contactEmail;
 
+    @Value("${swagger.cors.registry.enabled:true}")
+    private Boolean corsRegistryEnabled;
+
     @Bean
     public Docket createRestApi() {
         return new Docket(DocumentationType.SWAGGER_2)
@@ -80,9 +83,11 @@ public class SwaggerConfiguration implements WebMvcConfigurer {
     // 解决跨域问题
     @Override
     public void addCorsMappings(CorsRegistry registry) {
-        registry.addMapping("/**")
-                .allowedHeaders("*")
-                .allowedMethods("*")
-                .allowedOrigins("*");
+        if (corsRegistryEnabled) {
+            registry.addMapping("/**")
+                    .allowedHeaders("*")
+                    .allowedMethods("*")
+                    .allowedOrigins("*");
+        }
     }
 }
\ No newline at end of file