diff --git a/ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/GlobalCorsFilter.java b/ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/GlobalCorsFilter.java new file mode 100644 index 00000000..45f9c5a1 --- /dev/null +++ b/ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/GlobalCorsFilter.java @@ -0,0 +1,58 @@ +package com.ruoyi.gateway.filter; + +import org.springframework.core.Ordered; +import org.springframework.http.HttpHeaders; +import org.springframework.http.HttpMethod; +import org.springframework.http.HttpStatus; +import org.springframework.http.server.reactive.ServerHttpRequest; +import org.springframework.http.server.reactive.ServerHttpResponse; +import org.springframework.stereotype.Component; +import org.springframework.web.cors.reactive.CorsUtils; +import org.springframework.web.server.ServerWebExchange; +import org.springframework.web.server.WebFilter; +import org.springframework.web.server.WebFilterChain; +import reactor.core.publisher.Mono; + + +/** + * 跨域配置 + * + * @author Lion Li + */ +@Component +public class GlobalCorsFilter implements WebFilter, Ordered { + + /** + * 这里为支持的请求头,如果有自定义的header字段请自己添加 + */ + private static final String ALLOWED_HEADERS = "X-Requested-With, Content-Type, Authorization, credential, X-XSRF-TOKEN, token, Admin-Token, App-Token"; + private static final String ALLOWED_METHODS = "GET,POST,PUT,DELETE,OPTIONS,HEAD"; + private static final String ALLOWED_ORIGIN = "*"; + private static final String ALLOWED_EXPOSE = "*"; + private static final String MAX_AGE = "18000L"; + + @Override + public Mono filter(ServerWebExchange exchange, WebFilterChain chain) { + ServerHttpRequest request = exchange.getRequest(); + if (CorsUtils.isCorsRequest(request)) { + ServerHttpResponse response = exchange.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-Allow-Origin", ALLOWED_ORIGIN); + headers.add("Access-Control-Expose-Headers", ALLOWED_EXPOSE); + headers.add("Access-Control-Max-Age", MAX_AGE); + headers.add("Access-Control-Allow-Credentials", "true"); + if (request.getMethod() == HttpMethod.OPTIONS) { + response.setStatusCode(HttpStatus.OK); + return Mono.empty(); + } + } + return chain.filter(exchange); + } + + @Override + public int getOrder() { + return Ordered.HIGHEST_PRECEDENCE; + } +}