对于预检,响应具有无效的HTTP状态代码401,用于oauth / token [英] Response for preflight has invalid HTTP status code 401 for oauth/token
问题描述
我在spring boot中为CORS实现了Filter。代码如下: -
I have implemented Filter for CORS in spring boot.The code is as follow:-
@SpringBootApplication
@Component
public class Application implements Filter {
public static void main(String[] args) {
SpringApplication.run(Application.class, args);
}
@Override
public void init(FilterConfig filterConfig) throws ServletException {
}
@Override
public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
HttpServletRequest request = (HttpServletRequest) servletRequest;
HttpServletResponse response = (HttpServletResponse) servletResponse;
response.setHeader("Access-Control-Allow-Origin", "*");
response.setHeader("Access-Control-Allow-Credentials", "true");
response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE");
response.setHeader("Access-Control-Max-Age", "3600");
response.setHeader("Access-Control-Allow-Headers", "Content-Type, Accept, X-Requested-With, remember-me");
filterChain.doFilter(servletRequest, servletResponse);
}
@Override
public void destroy() {
}
}
要从oauth2获取access_token,我从angularjs创建了以下对象: -
To get the access_token from oauth2 I have created following object from angularjs:-
{"url":"http://localhost:8080/oauth/token?grant_type=client_credentials&client_id=clientId&client_secret=clientSecret","headers":{"Authorization":"Basic token_value"},"withCredentials":true,"method":"POST"}
我正在关注当我点击服务器时出错: -
I am getting following error when I hit the server:-
OPTIONS url... 401() Response for preflight has invalid HTTP status code 401
我已经找到了堆栈溢出中类似问题的解决方案,但没有一个解决我的问题。可能有人请帮忙吗?
I have looked for the solutions for similar problems in stack overflow but none of them fixed my problem.Could someone please help on this?
推荐答案
请阅读更多关于预检请求s 。
如果服务器支持跨源请求,他们只会建议浏览器。对此类 OPTIONS
请求的响应应该是好的(即<400)。
They simply suggest the browser if the server supports a cross-origin request. The response to such OPTIONS
requests should good (i.e. < 400).
我认为语句 filterChain.doFilter(servletRequest,servletResponse);
正在进一步传递请求,而不是返回响应。
I think the statement filterChain.doFilter(servletRequest, servletResponse);
is passing the request further, instead of returning a response.
您可以阅读更多关于在Java中使用Spring启用CORS 使用Spring Framework为OPTIONS请求启用CORS
You can read more about enabling CORS using Spring in Java here Enable CORS for OPTIONS request using Spring Framework
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