我有两个WebApp1和WebApp2在两个不同的域。

我在WebApp1的HttpResponse中设置了一个cookie。 如何从WebApp2中的HttpRequest读取相同的cookie ?

我知道这听起来很奇怪,因为cookie是特定于给定域的,我们不能从不同的域访问它们;不过我听说过跨域cookie,它可以在多个web应用程序之间共享。如何使用跨域cookie实现这一需求?

注意:我正在尝试使用J2EE web应用程序


当前回答

您不能跨域共享cookie。但是,您可以允许所有子域具有访问权限。若要允许example.com的所有子域具有访问权限,请将域设置为.example.com。

这是不可能的。例如访问example.com的cookie。

其他回答

做谷歌正在做的事情。创建一个PHP文件,在所有3个域上设置cookie。然后在主题将要设置的域上,创建一个HTML文件,该文件将加载在其他2个域上设置cookie的PHP文件。例子:

<html>
   <head></head>
   <body>
      <p>Please wait.....</p>
      <img src="http://domain2.example/setcookie.php?theme=whateveryourthemehere" />
      <img src="http://domain3.example/setcookie.php?theme=whateveryourthemehere" />
   </body>
</html>

然后在body标签上添加一个onload回调。文档只会加载时,图像完全加载,即当cookie设置在其他2个域。Onload回调:

<head>
   <script>
   function loadComplete(){
      window.location="http://domain1.example";//URL of domain1
   }
   </script>
</head>
<body onload="loadComplete()">

setcookie.php

我们使用PHP文件在其他域上设置cookie,如下所示:

<?php
if(isset($_GET['theme'])){
   setcookie("theme", $_GET['theme'], time()+3600);
}
?>

现在在三个域中设置了cookie。

在nfriedly.com上有一个关于Facebook如何做到这一点的不错的概述

还有浏览器指纹识别,它与cookie不同,但作用类似,因为它可以帮助您以相当程度的确定性识别用户。Stack Overflow上有一篇文章提到了一种指纹识别方法

除了@Ludovic(已批准的答案)的答案外,我们需要在获得set-cookies报头时检查另一个选项,

set-cookie: SESSIONID=60B2E91C53B976B444144063; Path=/dev/api/abc; HttpOnly

还要检查Path属性值。这应该与下面所示的API起始上下文路径相同

https://www.example.com/dev/api/abc/v1/users/123

或者在不确定上下文路径时使用下面的值

Path=/;
function GetOrder(status, filter) {
    var isValid = true; //isValidGuid(customerId);
    if (isValid) {
        var refundhtmlstr = '';
        //varsURL = ApiPath + '/api/Orders/Customer/' + customerId + '?status=' + status + '&filter=' + filter;
        varsURL = ApiPath + '/api/Orders/Customer?status=' + status + '&filter=' + filter;
        $.ajax({
            type: "GET",
            //url: ApiPath + '/api/Orders/Customer/' + customerId + '?status=' + status + '&filter=' + filter,
            url: ApiPath + '/api/Orders/Customer?status=' + status + '&filter=' + filter,
            dataType: "json",
            crossDomain: true,
            xhrFields: {
                withCredentials: true
            },
            success: function (data) {
                var htmlStr = '';
                if (data == null || data.Count === 0) {
                    htmlStr = '<div class="card"><div class="card-header">Bu kriterlere uygun sipariş bulunamadı.</div></div>';
                }
                else {
                    $('#ReturnPolicyBtnUrl').attr('href', data.ReturnPolicyBtnUrl);
                    var groupedData = data.OrderDto.sort(function (x, y) {
                        return new Date(y.OrderDate) - new Date(x.OrderDate);
                    });
                    groupedData = _.groupBy(data.OrderDto, function (d) { return toMonthStr(d.OrderDate) });
                    localStorage['orderData'] = JSON.stringify(data.OrderDto);

                    $.each(groupedData, function (key, val) {

                        var sortedData = groupedData[key].sort(function (x, y) {
                            return new Date(y.OrderDate) - new Date(x.OrderDate);
                        });
                        htmlStr += '<div class="card-header">' + key + '</div>';
                        $.each(sortedData, function (keyitem, valitem) {
                            //Date Convertions
                            if (valitem.StatusDesc != null) {
                                valitem.StatusDesc = valitem.StatusDesc;
                            }

                            var date = valitem.OrderDate;
                            date = date.substring(0, 10).split('-');
                            date = date[2] + '.' + date[1] + '.' + date[0];
                            htmlStr += '<div class="col-lg-12 col-md-12 col-xs-12 col-sm-12 card-item clearfix ">' +
                        //'<div class="card-item-head"><span class="order-head">Sipariş No: <a href="ViewOrderDetails.html?CustomerId=' + customerId + '&OrderNo=' + valitem.OrderNumber + '" >' + valitem.OrderNumber + '</a></span><span class="order-date">' + date + '</span></div>' +
                        '<div class="card-item-head"><span class="order-head">Sipariş No: <a href="ViewOrderDetails.html?OrderNo=' + valitem.OrderNumber + '" >' + valitem.OrderNumber + '</a></span><span class="order-date">' + date + '</span></div>' +
                        '<div class="card-item-head-desc">' + valitem.StatusDesc + '</div>' +
                        '<div class="card-item-body">' +
                            '<div class="slider responsive">';
                            var i = 0;
                            $.each(valitem.ItemList, function (keylineitem, vallineitem) {
                                var imageUrl = vallineitem.ProductImageUrl.replace('{size}', 200);
                                htmlStr += '<div><img src="' + imageUrl + '" alt="' + vallineitem.ProductName + '"><span class="img-desc">' + ProductNameStr(vallineitem.ProductName) + '</span></div>';
                                i++;
                            });
                            htmlStr += '</div>' +
                        '</div>' +
                    '</div>';
                        });
                    });

                    $.each(data.OrderDto, function (key, value) {
                        if (value.IsSAPMigrationflag === true) {
                            refundhtmlstr = '<div class="notify-reason"><span class="note"><B>Notification : </B> Geçmiş siparişleriniz yükleniyor.  Lütfen kısa bir süre sonra tekrar kontrol ediniz. Teşekkürler. </span></div>';
                        }
                    });
                }
                $('#orders').html(htmlStr);
                $("#notification").html(refundhtmlstr);
                ApplySlide();
            },
            error: function () {
                console.log("System Failure");
            }
        });
    }
}

. config

包括UI原点和设置允许凭据为真

<httpProtocol>
      <customHeaders>
        <add name="Access-Control-Allow-Origin" value="http://burada.com" />
        <add name="Access-Control-Allow-Headers" value="Content-Type" />
        <add name="Access-Control-Allow-Methods" value="GET, POST, PUT, DELETE, OPTIONS" />
        <add name="Access-Control-Allow-Credentials" value="true" />
      </customHeaders>
    </httpProtocol>

阅读Web Api中的Cookie

var cookie = actionContext.Request.Headers.GetCookies("newhbsslv1");


                    Logger.Log("Cookie  " + cookie, LoggerLevel.Info);
                    Logger.Log("Cookie count  " + cookie.Count, LoggerLevel.Info);

                    if (cookie != null && cookie.Count > 0)
                    {
                        Logger.Log("Befor For  " , LoggerLevel.Info);
                        foreach (var perCookie in cookie[0].Cookies)
                        {
                            Logger.Log("perCookie  " + perCookie, LoggerLevel.Info);

                            if (perCookie.Name == "newhbsslv1")
                            {
                                strToken = perCookie.Value;
                            }
                        }
                    }