我正在尝试执行跨域请求。看起来所有标题都可以。但是cookie没有设置，我不知道为什么。可能是因为 401 服务器状态（无法访问更改服务器）还是因为请求是从 http 到 https 服务器？
这些是标题：
Request URL:https://domain/current-user
Request Method:GET
Status Code:401 Unauthorized
**Request Headers**
Accept:application/json, text/plain, */*
Accept-Encoding:gzip,deflate,sdch
Accept-Language:en-US,en;q=0.8
Cache-Control:no-cache
Connection:keep-alive
Host:app.domain.com
Origin:http://domain.com
Pragma:no-cache
Referer:http://domain.com/
User-Agent:Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.93 Safari/537.36
**Response Headers**
Access-Control-Allow-Credentials:true
Access-Control-Allow-Headers:accept, origin, content-type, cookie
Access-Control-Allow-Methods:GET,POST
Access-Control-Allow-Origin:http://domain.com
Access-Control-Max-Age:1728000
Connection:keep-alive
Content-Encoding:gzip
Content-Type:text/html; charset=utf-8
Date:Sun, 02 Jun 2013 16:52:58 GMT
P3P:CP="IDC DSP COR ADM DEVi TAIi PSA PSD IVAi IVDi CONi HIS OUR IND CNT"
Server:nginx/1.1.19
Set-Cookie:domain.ssid=s%3A7GcUvlVmeOgVF5sgyIHCjNn8.S%2FFDoCTOU5q4bT4zNQAECCGg%2FQmKkb9bT7Ee2KaLP2o; Path=/; Expires=Mon, 30 Sep 2013 16:52:58 GMT
Transfer-Encoding:chunked
Vary:Accept-Encoding
X-Cache:MISS
X-Powered-By:Express