spring Cloud微服务跨域实现步骤

ly: cors:  allowedOrigins:   - http://manage.leyou.com　 - http://xxx.xxx.com# 允许哪些网址就继续加，不要写 *，否则cookie就无法使用了  allowedCredentials: true    # 代表携带cookie  allowedHeaders:   - "*"  allowedMethods:   - GET   - POST   - DELETE   - PUT   - OPTIONS   - HEAD  maxAge: 360000  filterPath: "/**"

@Data@ConfigurationProperties(prefix = "ly.cors")public class CORSProperties {	private List<String> allowedOrigins;	private Boolean allowedCredentials;	private List<String> allowedMethods;	private List<String> allowedHeaders;	private long maxAge;	private String filterPath;}

@Configuration@EnableConfigurationProperties(CORSProperties.class)public class GlobalCORSConfig {	@Autowired	  private CORSProperties prop;	/**   * @Bean注解，将当前方法的返回值对象放入到IOC容器中   * @return   */	@Bean	  public CorsFilter corsFilter() {		//1.添加CORS配置信息		CorsConfiguration config = new CorsConfiguration();		prop.getAllowedOrigins().forEach(config::addAllowedOrigin);		//上面的写法和下面这个效果一样		//    for (String allowedOrigin : prop.getAllowedOrigins()) {		//      config.addAllowedOrigin(allowedOrigin);		//    }		//2) 是否发送Cookie信息		config.setAllowCredentials(prop.getAllowedCredentials());		//3) 允许的请求方式		prop.getAllowedMethods().forEach(config::addAllowedMethod);		// 4）允许的头信息		prop.getAllowedHeaders().forEach(config::addAllowedHeader);		// 5）有效期		config.setMaxAge(prop.getMaxAge());		//2.添加映射路径，我们拦截一切请求		UrlBasedCorsConfigurationSource configSource = new UrlBasedCorsConfigurationSource();		configSource.registerCorsConfiguration(prop.getFilterPath(), config);		//3.返回新的CORSFilter.		return new CorsFilter(configSource);	}}