2019-01-30 17:06:23 +08:00
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/**
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* Copyright (c) 2018-2028, Chill Zhuang 庄骞 (smallchill@163.com).
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* <p>
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* <p>
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* http://www.apache.org/licenses/LICENSE-2.0
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* <p>
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springblade.gateway.config;
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import lombok.AllArgsConstructor;
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import lombok.extern.slf4j.Slf4j;
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2019-10-13 00:42:13 +08:00
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import org.springblade.gateway.props.AuthProperties;
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2019-07-06 21:33:30 +08:00
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import org.springframework.boot.context.properties.EnableConfigurationProperties;
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2021-03-24 18:54:45 +08:00
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import org.springframework.context.annotation.Bean;
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2019-01-30 17:06:23 +08:00
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import org.springframework.context.annotation.Configuration;
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2021-03-24 18:54:45 +08:00
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import org.springframework.http.HttpHeaders;
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import org.springframework.http.HttpMethod;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.server.reactive.ServerHttpRequest;
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import org.springframework.http.server.reactive.ServerHttpResponse;
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import org.springframework.web.cors.reactive.CorsUtils;
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import org.springframework.web.server.ServerWebExchange;
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import org.springframework.web.server.WebFilter;
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import org.springframework.web.server.WebFilterChain;
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import reactor.core.publisher.Mono;
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2019-01-30 17:06:23 +08:00
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/**
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* 路由配置信息
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*
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* @author Chill
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*/
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@Slf4j
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2022-11-01 23:16:26 +08:00
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@Configuration(proxyBeanMethods = false)
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2019-01-30 17:06:23 +08:00
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@AllArgsConstructor
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2021-02-01 12:49:12 +08:00
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@EnableConfigurationProperties({AuthProperties.class})
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2019-01-30 17:06:23 +08:00
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public class RouterFunctionConfiguration {
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2021-03-24 18:54:45 +08:00
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/**
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* 这里为支持的请求头,如果有自定义的header字段请自己添加
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*/
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private static final String ALLOWED_HEADERS = "X-Requested-With, Tenant-Id, Blade-Auth, Content-Type, Authorization, credential, X-XSRF-TOKEN, token, username, client, knfie4j-gateway-request, request-origion";
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private static final String ALLOWED_METHODS = "GET,POST,PUT,DELETE,OPTIONS,HEAD";
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private static final String ALLOWED_ORIGIN = "*";
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private static final String ALLOWED_EXPOSE = "*";
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private static final String MAX_AGE = "18000L";
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/**
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* 跨域配置
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*/
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@Bean
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public WebFilter corsFilter() {
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return (ServerWebExchange ctx, WebFilterChain chain) -> {
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ServerHttpRequest request = ctx.getRequest();
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if (CorsUtils.isCorsRequest(request)) {
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ServerHttpResponse response = ctx.getResponse();
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HttpHeaders headers = response.getHeaders();
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headers.add("Access-Control-Allow-Headers", ALLOWED_HEADERS);
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headers.add("Access-Control-Allow-Methods", ALLOWED_METHODS);
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headers.add("Access-Control-Allow-Origin", ALLOWED_ORIGIN);
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headers.add("Access-Control-Expose-Headers", ALLOWED_EXPOSE);
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headers.add("Access-Control-Max-Age", MAX_AGE);
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headers.add("Access-Control-Allow-Credentials", "true");
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if (request.getMethod() == HttpMethod.OPTIONS) {
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response.setStatusCode(HttpStatus.OK);
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return Mono.empty();
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}
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}
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return chain.filter(ctx);
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};
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}
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2019-01-30 17:06:23 +08:00
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}
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