ruoyi-gateway/src/main/java/com/ruoyi/gateway/config/RouterFunctionConfiguration.java
@@ -12,7 +12,6 @@
import org.springframework.web.reactive.function.server.RequestPredicates;
import org.springframework.web.reactive.function.server.RouterFunction;
import org.springframework.web.reactive.function.server.RouterFunctions;
import com.ruoyi.common.core.utils.StringUtils;
import com.ruoyi.gateway.handler.ValidateCodeHandler;
import org.springframework.web.server.ServerWebExchange;
import org.springframework.web.server.WebFilter;
@@ -55,21 +54,11 @@
         ServerHttpRequest request = ctx.getRequest();
         if (CorsUtils.isCorsRequest(request)) {
            ServerHttpResponse response = ctx.getResponse();
            HttpHeaders headers = response.getHeaders();
            headers.add("Access-Control-Allow-Headers", ALLOWED_HEADERS);
            headers.add("Access-Control-Allow-Methods", ALLOWED_METHODS);
            headers.add("Access-Control-Expose-Headers", ALLOWED_EXPOSE);
            headers.add("Access-Control-Max-Age", MAX_AGE);
            String origin = request.getHeaders().getOrigin();
            if (StringUtils.isNotBlank(origin)) {
               // 反射请求来源,支持携带凭据(Allow-Origin 为 * 时浏览器会拒绝 Allow-Credentials)
               headers.add("Access-Control-Allow-Origin", origin);
               headers.add("Vary", "Origin");
               headers.add("Access-Control-Allow-Credentials", "true");
            }
            else {
               headers.add("Access-Control-Allow-Origin", ALLOWED_ORIGIN);
            }
            // 所有跨域响应(含预检 OPTIONS)统一在提交前设置 CORS 头
            response.beforeCommit(() -> {
               applyCorsHeaders(request, response);
               return Mono.empty();
            });
            if (request.getMethod() == HttpMethod.OPTIONS) {
               response.setStatusCode(HttpStatus.OK);
               return Mono.empty();
@@ -78,4 +67,22 @@
         return chain.filter(ctx);
      };
   }
   private void applyCorsHeaders(ServerHttpRequest request, ServerHttpResponse response) {
      HttpHeaders headers = response.getHeaders();
      String origin = request.getHeaders().getOrigin();
      headers.set("Access-Control-Allow-Headers", ALLOWED_HEADERS);
      headers.set("Access-Control-Allow-Methods", ALLOWED_METHODS);
      headers.set("Access-Control-Expose-Headers", ALLOWED_EXPOSE);
      headers.set("Access-Control-Max-Age", MAX_AGE);
      if (origin != null) {
         // 反射请求来源,支持携带凭据(Allow-Origin 为 * 时浏览器会拒绝 Allow-Credentials)
         headers.set("Access-Control-Allow-Origin", origin);
         headers.set("Access-Control-Allow-Credentials", "true");
         headers.set(HttpHeaders.VARY, HttpHeaders.ORIGIN);
      }
      else {
         headers.set("Access-Control-Allow-Origin", "*");
      }
   }
}