import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.reactive.CorsWebFilter;
import org.springframework.web.cors.reactive.UrlBasedCorsConfigurationSource;
import org.springframework.web.util.pattern.PathPatternParser;
@Configuration
public class CorsConfig {
@Bean
public CorsWebFilter corsFilter() {
CorsConfiguration config = new CorsConfiguration();
config.addAllowedMethod("*");
config.addAllowedOrigin("*");
config.addAllowedHeader("*");
// 允许cookies跨域
config.setAllowCredentials(true);
// 预检请求的缓存时间(秒),即在这个时间段里,对于相同的跨域请求不会再预检了
config.setMaxAge(18000L);
// #允许向该服务器提交请求的URI,*表示全部允许,在SpringMVC中,如果设成*,会自动转成当前请求头中的Origin
config.addAllowedOrigin("*");
// #允许访问的头信息,*表示全部
config.addAllowedHeader("*");
// 允许提交请求的方法类型,*表示全部允许
config.addAllowedMethod("OPTIONS");
config.addAllowedMethod("HEAD");
config.addAllowedMethod("GET");
config.addAllowedMethod("PUT");
config.addAllowedMethod("POST");
config.addAllowedMethod("DELETE");
config.addAllowedMethod("PATCH");
config.addExposedHeader("set-cookie");
config.addExposedHeader("access-control-allow-headers");
config.addExposedHeader("access-control-allow-methods");
config.addExposedHeader("access-control-allow-origin");
config.addExposedHeader("access-control-max-age");
config.addExposedHeader("X-Frame-Options");
UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource(new PathPatternParser());
source.registerCorsConfiguration("/**", config);
return new CorsWebFilter(source);
}
}