Cors zuul gateway configuration method to solve cross-domain problems

springMVC encapsulates cors related, add the following configuration information at the gateway, you can achieve cross-domain issues

package cn.twgfs.shop.cloud.zuul.cors;


import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;

/**
 * @author willian
 * @date 2020/3/8 14:06
 * Cors3解决跨域配置问题
 */
@Configuration
public class config {

    @Bean
    public CorsFilter corsFilter(){

        //初始化cors配置对象
        CorsConfiguration corsConfiguration = new CorsConfiguration();
        //1.添加需要跨域的域名,如果要携带cookie就不能些*,*代表所有域名
        corsConfiguration.addAllowedOrigin("需要跨域的域名。例如http://www.twgfs.online");
        //2.设置是否允许携带cookie
        corsConfiguration.setAllowCredentials(true);
        //3.设置请求方式，列如put,get,post,delete.*代表所有
        corsConfiguration.addAllowedMethod("*");
        //4.设置请求头部信息,*表示允许携带任何头部信息
        corsConfiguration.addAllowedHeader("*");


        //初始化cors配置源对象
        UrlBasedCorsConfigurationSource configurationSource = new UrlBasedCorsConfigurationSource();
        configurationSource.registerCorsConfiguration("/**",corsConfiguration);
        //返回cors的示例，参数：cors的配置源对象
        return new CorsFilter(configurationSource);
    }
}