【问题标题】:set-cookie not working for IE11/10 after clearing cache清除缓存后,set-cookie 不适用于 IE11/10
【发布时间】:2015-08-06 15:50:06
【问题描述】:

我目前遇到一个问题,即清除缓存/cookie 后 IE10 和 IE11 不会再次设置 cookie。请求和响应看起来几乎相同,但在清除缓存后,即使设置正确,cookie 也不会被传递。

以下是我的登录方法流程:

 1. VerifyLogin()    -> Fail: Go To Login page
                     -> Pass: Call rest of the AJAX Methods // Enter Login Credentials and submit
 2. Authentication() -> Fail: Prompt the user
                     -> Pass: set forms auth cookie and navigate back to original page, where it will call VerifyLogin() again

一旦 Authentication() 通过,他们就应该顺利通过 VerifyLogin() 并继续使用该产品。现在,所有调用都将传递表单身份验证 cookie。

在我看到它失败的实例中,Authentication() 调用通过并获得 200 OK(并且有一个 set-cookie 响应标头)但是,VerifyLogin() 然后失败,因为它没有传递 cookie。

我很难重现这个,但到目前为止我的重现步骤如下。这是从没有运行 IE 的实例开始的。我不是 100% 确定这是我的客户遇到的完全相同的问题,但它似乎揭示了他们所看到的相同问题。

  1. 启动 IE
  2. 浏览到网站的索引页面并跳转到登录(验证失败)
  3. 使用凭据登录,Authentication() 返回 200 OK 并具有 set-cookie 响应标头。然后它会引导您并调用通过的 VerifyLogin()。 cookie 在请求中发送,并且全部成功。后续调用一切正常。
  4. 清除我的缓存和 cookie
  5. 浏览到网站的索引页面并跳转到登录页面(验证失败)
  6. 使用凭据登录,Authentication() 返回 200 OK 并具有 set-cookie 响应标头。然后它会导航您并在此时调用 VerifyLogin() 失败。 cookie 不会在请求中传递,即使它之前已在 Authentication() 的响应中设置。如果我关闭并重新打开 IE,它将再次起作用。

所以,就像第二次 set-cookie 响应只是没有设置 cookie。

首先,这是我的 web.config 的相关部分以及我如何设置表单 cookie。

web.config:

 <authentication mode="Forms">
      <forms enableCrossAppRedirects="true" name="Gator.Express.Auth" timeout="2880" />
    </authentication>

setAuthenticationCookie 方法:

 public void SetAuthenticationCookie(string userName, CookieData cookieData)
        {
            //In order to pickup the settings from config, we create a default cookie and use its values to create a 
            //new one.
            var cookie = FormsAuthentication.GetAuthCookie(userName, true);
            var ticket = FormsAuthentication.Decrypt(cookie.Value);

            if (ticket == null)
                throw new Exception("Error setting authorisation cookie. Decryption of default cookie failed.");

            var jsonToken = JsonConvert.SerializeObject(cookieData);

            var newTicket = new FormsAuthenticationTicket(ticket.Version, ticket.Name, ticket.IssueDate, ticket.Expiration,
                ticket.IsPersistent, jsonToken, ticket.CookiePath);
            var encTicket = FormsAuthentication.Encrypt(newTicket);

            cookie.Value = encTicket;

            HttpContext.Current.Response.Cookies.Add(cookie);
        }

下面是按顺序排列的请求和响应。

有效的身份验证请求

POST http://localhost:55733/api/Authentication HTTP/1.1
Accept: application/json, text/javascript, */*; q=0.01
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
Referer: http://localhost:61496/Login.html
Accept-Language: en-GB
Accept-Encoding: gzip, deflate
User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; rv:11.0) like Gecko
Connection: Keep-Alive
Content-Length: 35
DNT: 1
Host: localhost:55733
Pragma: no-cache

Username=michaelGator&Password=XXXX

# 有效的身份验证响应

HTTP/1.1 200 OK
Cache-Control: no-cache
Pragma: no-cache
Content-Type: application/json; charset=utf-8
Expires: -1
Server: Microsoft-IIS/8.0
X-AspNet-Version: 4.0.30319
Set-Cookie: Gator.Express.Auth=01020FCCF4658183D208FE0F4CC8BA1385D208000C6D00690063006800610065006C004700610074006F00720000012F00FF; path=/; HttpOnly
Set-Cookie: Gator.Express.Auth=0102054E17668183D208FE05CEEABA1385D208010C6D00690063006800610065006C004700610074006F007200377B002200530073006F004100630063006F0075006E0074004900640022003A002200300030003000300030003000300030002D0030003000300030002D0030003000300030002D0030003000300030002D0030003000300030003000300030003000300030003000300022007D00012F00FF; expires=Sun, 05-Jul-2015 08:28:39 GMT; path=/; HttpOnly
X-SourceFiles: =?UTF-8?B?QzpcV29ya2luZ1xnYXRvci5nYXRvcndlYnNlcnZpY2VcU291cmNlXEdhdG9yV2ViU2VydmljZVxhcGlcQXV0aGVudGljYXRpb24=?=
Access-Control-Allow-Origin: http://localhost:61496
Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept, Authorization, token
Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS
Access-Control-Allow-Credentials: true
Date: Fri, 03 Jul 2015 08:28:39 GMT
Content-Length: 14

"michaelGator"

# 工作中的验证登录请求

GET http://localhost:55733/api/VerifyLogin HTTP/1.1
Referer: http://localhost:61496/
Accept: */*
Accept-Language: en-GB
Accept-Encoding: gzip, deflate
User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; rv:11.0) like Gecko
Connection: Keep-Alive
DNT: 1
Host: localhost:55733
Cookie: Gator.Express.Auth=0102054E17668183D208FE05CEEABA1385D208010C6D00690063006800610065006C004700610074006F007200377B002200530073006F004100630063006F0075006E0074004900640022003A002200300030003000300030003000300030002D0030003000300030002D0030003000300030002D0030003000300030002D0030003000300030003000300030003000300030003000300022007D00012F00FF

# 有效的验证登录响应

HTTP/1.1 200 OK
Cache-Control: no-cache
Pragma: no-cache
Expires: -1
Server: Microsoft-IIS/8.0
X-AspNet-Version: 4.0.30319
X-SourceFiles: =?UTF-8?B?QzpcV29ya2luZ1xnYXRvci5nYXRvcndlYnNlcnZpY2VcU291cmNlXEdhdG9yV2ViU2VydmljZVxhcGlcVmVyaWZ5TG9naW4=?=
Access-Control-Allow-Origin: http://localhost:61496
Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept, Authorization, token
Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS
Access-Control-Allow-Credentials: true
Date: Fri, 03 Jul 2015 08:28:39 GMT
Content-Length: 0

下面是无效的请求和响应集。请注意,Authentication 方法返回 200 OK 和 set-cookie 命令,但在下一次验证登录调用中,cookie 消失了。

# 身份验证请求 - 按应有的方式返回,但作为非工作请求集的一部分

POST http://localhost:55733/api/Authentication HTTP/1.1
Accept: application/json, text/javascript, */*; q=0.01
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
Referer: http://localhost:61496/Login.html
Accept-Language: en-GB
Accept-Encoding: gzip, deflate
User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; rv:11.0) like Gecko
Connection: Keep-Alive
Content-Length: 35
DNT: 1
Host: localhost:55733
Pragma: no-cache

Username=michaelGator&Password=XXXX

# Authentication Response- 按原样返回,但作为非工作请求集的一部分

HTTP/1.1 200 OK
Cache-Control: no-cache
Pragma: no-cache
Content-Type: application/json; charset=utf-8
Expires: -1
Server: Microsoft-IIS/8.0
X-AspNet-Version: 4.0.30319
Set-Cookie: Gator.Express.Auth=01022054EB9B8183D208FE20D4BEF01385D208000C6D00690063006800610065006C004700610074006F00720000012F00FF; path=/; HttpOnly
Set-Cookie: Gator.Express.Auth=01028447109C8183D208FE84C7E3F01385D208010C6D00690063006800610065006C004700610074006F007200377B002200530073006F004100630063006F0075006E0074004900640022003A002200300030003000300030003000300030002D0030003000300030002D0030003000300030002D0030003000300030002D0030003000300030003000300030003000300030003000300022007D00012F00FF; expires=Sun, 05-Jul-2015 08:30:10 GMT; path=/; HttpOnly
X-SourceFiles: =?UTF-8?B?QzpcV29ya2luZ1xnYXRvci5nYXRvcndlYnNlcnZpY2VcU291cmNlXEdhdG9yV2ViU2VydmljZVxhcGlcQXV0aGVudGljYXRpb24=?=
Access-Control-Allow-Origin: http://localhost:61496
Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept, Authorization, token
Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS
Access-Control-Allow-Credentials: true
Date: Fri, 03 Jul 2015 08:30:10 GMT
Content-Length: 14

"michaelGator"

# Non-Working VerifyLogin Request - 注意,没有 cookie 传递

GET http://localhost:55733/api/VerifyLogin HTTP/1.1
Referer: http://localhost:61496/
Accept: */*
Accept-Language: en-GB
Accept-Encoding: gzip, deflate
User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; Trident/7.0; rv:11.0) like Gecko
Connection: Keep-Alive
DNT: 1
Host: localhost:55733

# Non-Working VerifyLogin 响应 - 由于没有传递任何表单 Cookie 而失败

HTTP/1.1 401 Unauthorized
Cache-Control: no-cache
Pragma: no-cache
Content-Type: application/json; charset=utf-8
Expires: -1
Server: Microsoft-IIS/8.0
X-AspNet-Version: 4.0.30319
X-SourceFiles: =?UTF-8?B?QzpcV29ya2luZ1xnYXRvci5nYXRvcndlYnNlcnZpY2VcU291cmNlXEdhdG9yV2ViU2VydmljZVxhcGlcVmVyaWZ5TG9naW4=?=
Access-Control-Allow-Origin: http://localhost:61496
Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Type, Accept, Authorization, token
Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS
Access-Control-Allow-Credentials: true
Date: Fri, 03 Jul 2015 08:30:10 GMT
Content-Length: 71

{"$id":"1","Message":"Authorization has been denied for this request."}

有人对此有任何想法吗?

【问题讨论】:

    标签: asp.net authentication cookies asp.net-web-api forms-authentication


    【解决方案1】:

    您似乎获得了两个身份验证 cookie,这表明您的实现与 ASP.Net 试图为您自动化的东西发生冲突。

    有一个FormsAuthentication.SetAuthCookie创建和设置cookie,我认为这已经应用了,所以:

    1. FormsAuthentication.SetAuthCookie 获取 cookie(已在同一响应中设置)。
    2. 你的SetAuthenticationCookie 触发了。
    3. 这会调用FormsAuthentication.GetAuthCookie 并处理(将 JSON 序列化数据嵌入到新的 cookie 中)原始数据。
    4. 您致电 HttpContext.Current.Response.Cookies.Add 创建第二个 cookie。
    5. 两个 cookie 都在同名的标头中传递

    您还没有清除原始 cookie,.Net 不知道如何处理您处理后的 cookie。

    我认为你有两个选择:

    1. 将您的 JSON 数据拆分为具有不同名称的完全独立的 cookie。
    2. 从头开始滚动您自己的 cookie,不要使用任何 .Net 的 FormsAuthentication 方法。

    我个人会选择前者,因为它是最简单、最快的实现方式。

    也许还值得尝试使用 cookie 名称 - 我不确定所有浏览器都支持 cookie 名称中的句点,但它们都区分大小写。

    最后还有一点值得检查 - 几乎是 never worth setting a cookie's path in .Net,因为 IIS 将 URL 视为不区分大小写,但浏览器都将 cookie 名称视为区分大小写。

    【讨论】:

    • 我已将此标记为答案,让声誉消失在以太中似乎很愚蠢。不幸的是,由于工作承诺,我只有很少的时间来测试它,并且需要更新我们的实时代码环境才能正确解决。这当然似乎是最合理的,也是这里最详细的答案,所以享受赏金吧
    【解决方案2】:
    1. 为什么响应会发送两个具有相同 cookie 名称的 SetCookie 标头?这似乎……错误且令人困惑。

    2. 注意不要在 cookie 中给 IE 太多数据。你的 cookie 值很长! cookie 限制为 ~4k。这是您的域的总 cookie。如果超过这个时间,IE就不会发回。

    HTH

    【讨论】:

    • 再想一想 - 使用浏览器工具检查为您的域存储了哪些 cookie。确保 IE 实际存储了您希望返回的 cookie
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