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CORS在Firefox中不起作用

[英]CORS not working in Firefox

我试图通过ajax将数据加载到jQuery对话框中,但Firefox中的请求失败(34.0.5)。 工作正常,我在Chrome和Safari中没有任何抱怨。

我的apache conf包含:

Header set Access-Control-Allow-Origin "*" 
Header set Access-Control-Allow-Methods: "PUT, GET, POST, DELETE, OPTIONS"
Header set Access-Control-Allow-Headers "Origin, X-Requested-With, Content-Type, Accept"

jQuery很简单:

$('#dialog').load('example.php', function() { $('#dialog').dialog('open'); });

Firefox响应以下控制台错误:

Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at http://www.example.com/example.php. This can be fixed by moving the resource to the same domain or enabling CORS.

检查来自ajax请求的响应头,它们似乎都是完整的,并且与apache中声明的内容一致。 我是否应该包含一些其他指令或以某种方式更改配置以使其工作?

更新:问题的根源在于我希望example.comwww.example.com都能发挥相同的作用。 有问题的网站在两个实例中的标头<base href="www.example.com" />中始终都有一个标记,因为这是默认网站框架的一部分。 我已经发现删除此链接允许ajax请求在example.com上工作,即使它仍然专门从www子域调用资源。

有趣的是,删除此标记时,请求和响应标头的许多方面都会发生变化。 对于任何可能对这里的含义有所了解的人我都会在下面粘贴请求和响应标头。

以下是删除了<base>标记的标题。 在这种情况下,ajax调用成功:

响应

    HTTP/1.1 200 OK
    Date: Sun, 18 Jan 2015 22:11:04 GMT
    Server: Apache/2.4.7 (Ubuntu)
    X-Powered-By: PHP/5.5.9-1ubuntu4.5
    Set-Cookie: PHPSESSID=xxx; path=/; HttpOnly
    language=en; expires=Tue, 17-Feb-2015 22:11:04 GMT; Max-Age=2592000; path=/; domain=www.example.com
    currency=CAD; expires=Tue, 17-Feb-2015 22:11:04 GMT; Max-Age=2592000; path=/; domain=www.example.com
    Expires: Thu, 19 Nov 1981 08:52:00 GMT
    Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0, public
    Pragma: no-cache
    Content-Encoding: gzip
    access-control-allow-methods: PUT, GET, POST, DELETE, OPTIONS
    access-control-allow-origin: *
    access-control-allow-headers: Origin, X-Requested-With, Content-Type, Accept
    Content-Length: 1515
    Connection: close
    Content-Type: text/html; charset=utf-8

请求

    GET /example.php HTTP/1.1
    Host: www.example.com
    User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:34.0) Gecko/20100101 Firefox/34.0 FirePHP/0.7.4
    Accept: text/html, */*; q=0.01
    Accept-Language: en-US,en;q=0.5
    Accept-Encoding: gzip, deflate
    Referer: http://example.com/
    Origin: http://example.com
    x-insight: activate
    Connection: keep-alive
    Cache-Control: max-age=0

以下是<base>标记完整的标题。 这些标头反映了ajax调用失败的情况。 值得注意的是,响应标题中的“位置”字段显示为“https”,即使这不是通过https连接发生的:

响应

    HTTP/1.1 302 Found
    Date: Sun, 18 Jan 2015 22:12:26 GMT
    Server: Apache/2.4.7 (Ubuntu)
    X-Powered-By: PHP/5.5.9-1ubuntu4.5
    Set-Cookie: PHPSESSID=xxx; path=/; HttpOnly
    language=en; expires=Tue, 17-Feb-2015 22:12:26 GMT; Max-Age=2592000; path=/; domain=www.example.com
    currency=CAD; expires=Tue, 17-Feb-2015 22:12:26 GMT; Max-Age=2592000; path=/; domain=www.example.com
    Expires: Thu, 19 Nov 1981 08:52:00 GMT
    Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0, public
    Pragma: no-cache
    Status: 302
    Location: https://www.example.com/index.php
    access-control-allow-methods: PUT, GET, POST, DELETE, OPTIONS
    access-control-allow-origin: *
    access-control-allow-headers: Origin, X-Requested-With, Content-Type, Accept
    Content-Length: 0
    Connection: close
    Content-Type: text/html

请求

    OPTIONS /example.php HTTP/1.1
    Host: www.example.com
    User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:34.0) Gecko/20100101 Firefox/34.0 FirePHP/0.7.4
    Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
    Accept-Language: en-US,en;q=0.5
    Accept-Encoding: gzip, deflate
    Origin: http://example.com
    Access-Control-Request-Method: GET
    Access-Control-Request-Headers: x-requested-with
    x-insight: activate
    Connection: keep-alive
    Cache-Control: max-age=0

根据MDN ,您不能将通配符用于“凭证请求”,因此您的请求可能属于该类别。

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