asp.net 真正实现完全跨域单点登录
2009-12-29 15:25
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asp.net 跨域单点登录
关键字:单点登录 跨域 跨域单点登录
源代码下载:http://download.csdn.net/source/1571879
单点登录(Single Sign On),简称为 SSO,是目前比较流行的企业业务整合的解决方案之一。SSO的定义是在多个应用系统中,用户只需要登录一次就可以访问所有相互信任的应用系统。
asp.net跨域单点登录分为:
1、跨子域单点登录。如 blog.a.com 和 info.a.com 这2个站点同属一个主域.a.com,实现跨子域单点登录很简单,可以利用cookie,设置Domain为".a.com'即可,这里就不再赘叙。
2、完成跨域单点登录。如 http://www.a.com/ http://www.b.com/ 这2个站点之间实现共享一个身份验证系统,只需在一处地方登录,下面主要谈下这种方式的实现方法。
asp.net 跨域单点登录实现原理:
当用户第一次访问web应用系统1的时候,因为还没有登录,会被引导到认证中心进行登录;根据用户提供的登录信息,认证系统进行身份效验,如果通过效验,返回给用户一个认证的凭据;用户再访问别的web应用的时候就会将这个Token带上,作为自己认证的凭据,应用系统接受到请求之后会把Token送到认证中心进行效验,检查Token的合法性。如果通过效验,用户就可以在不用再次登录的情况下访问应用系统2和应用系统3了。所有应用系统共享一个身份认证系统。认证系统的主要功能是将用户的登录信息和用户信息库相比较,对用户进行登录认证;认证成功后,认证系统应该生成统一的认证标志,返还给用户。另外,认证系统还应该对Token进行效验,判断其有效性。 所有应用系统能够识别和提取Token信息要实现SSO的功能,让用户只登录一次,就必须让应用系统能够识别已经登录过的用户。应用系统应该能对Token进行识别和提取,通过与认证系统的通讯,能自动判断当前用户是否登录过,从而完成单点登录的功能。
比如说,我现在有3个分站点和1个认证中心(总站)。当用户访问分站点的时候,分站点会发Token到验证中心进行验证。验证中心判断用户是否已经登录。如果未登录,则返回到验证中心登录入口进行登录,否之则返回Token验证到分站点,直接进入分站点。
如图所示:
上面是实现单点登录的原理图,下面介绍下如何用asp.net实现跨域单点登录:
一、新建网站 MasterSite,作为总站认证中心。配置web.config,采用form登录验证。
配置如下:
<authentication mode="Forms">
<forms name=".AspxFormAuth" loginUrl="Default.aspx" defaultUrl="center.html" protection="All" path="/" timeout="120">
</forms>
</authentication>
<authorization>
<!--拒绝所有匿名用户-->
<deny users="?"/>
</authorization>
Default.cs Code:
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Text;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
SSORequest ssoRequest = new SSORequest();
#region 验证 Post 过来的参数
//--------------------------------
// 请求注销
if (!string.IsNullOrEmpty(Request["Logout"]))
{
Authentication.Logout();
return;
}
//--------------------------------
// 各独立站点标识
if (string.IsNullOrEmpty(Request["IASID"]))
{
return;
}
else
{
ssoRequest.IASID = Request["IASID"];
}
//--------------------------------
// 时间戳
if (string.IsNullOrEmpty(Request["TimeStamp"]))
{
return;
}
else
{
ssoRequest.TimeStamp = Request["TimeStamp"];
}
//--------------------------------
// 各独立站点的访问地址
if (string.IsNullOrEmpty(Request["AppUrl"]))
{
return;
}
else
{
ssoRequest.AppUrl = Request["AppUrl"];
}
//--------------------------------
// 各独立站点的 Token
if (string.IsNullOrEmpty(Request["Authenticator"]))
{
return;
}
else
{
ssoRequest.Authenticator = Request["Authenticator"];
}
ViewState["SSORequest"] = ssoRequest;
#endregion
//验证从分站发过来的Token
if (Authentication.ValidateAppToken(ssoRequest))
{
string userAccount = null;
// 验证用户之前是否登录过
//验证 EAC 认证中心的 Cookie,验证通过时获取用户登录账号
if (Authentication.ValidateEACCookie(out userAccount))
{
ssoRequest.UserAccount = userAccount;
//创建认证中心发往各分站的 Token
if (Authentication.CreateEACToken(ssoRequest))
{
Post(ssoRequest);
}
}
else
{
return;
}
}
else
{
return;
}
}
}
//post请求
void Post(SSORequest ssoRequest)
{
PostService ps = new PostService();
ps.Url = ssoRequest.AppUrl;
ps.Add("UserAccount", ssoRequest.UserAccount);
ps.Add("IASID", ssoRequest.IASID);
ps.Add("TimeStamp", ssoRequest.TimeStamp);
ps.Add("AppUrl", ssoRequest.AppUrl);
ps.Add("Authenticator", ssoRequest.Authenticator);
ps.Post();
}
/// <summary>
/// 验证登录账号和密码是否正确
/// </summary>
/// <param name="userName">登录账号</param>
/// <param name="userPwd">登录密码</param>
/// <returns></returns>
private bool ValidateUserInfo(string userName, string userPwd)
{
//从数据库中读取,验证登录账号和密码
//略...
return true;
}
protected void Login1_Authenticate(object sender, AuthenticateEventArgs e)
{
if (string.IsNullOrEmpty(Login1.UserName) || string.IsNullOrEmpty(Login1.Password))
{
Page.RegisterClientScriptBlock("Add", "<mce:script lanuage=\"javascript\"><!--
alert('用户名密码不能为空!');
// --></mce:script>");
return;
}
else if (ValidateUserInfo(Login1.UserName, Login1.Password) == false)
{
Page.RegisterClientScriptBlock("Add", "<mce:script lanuage=\"javascript\"><!--
alert('用户名密码错误!');
// --></mce:script>");
return;
}
else
{
Session["CurrUserName"] = Login1.UserName;
Session.Timeout = 120;
SSORequest ssoRequest = ViewState["SSORequest"] as SSORequest;
// 如果不是从各分站 Post 过来的请求,则默认登录主站
if (ssoRequest == null)
{
FormsAuthentication.SetAuthCookie(Login1.UserName, false);
ssoRequest = new SSORequest();
//主站标识ID
ssoRequest.IASID = "00";
ssoRequest.AppUrl = "SiteList.aspx";
ssoRequest.TimeStamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm");
ssoRequest.Authenticator = string.Empty;
Response.Redirect("SiteList.aspx");
}
ssoRequest.UserAccount = Login1.UserName;
//创建Token
if (Authentication.CreateEACToken(ssoRequest))
{
string expireTime = DateTime.Now.AddHours(3).ToString("yyyy-MM-dd HH:mm");
Authentication.CreatEACCookie(ssoRequest.UserAccount, ssoRequest.TimeStamp, expireTime);
Post(ssoRequest);
}
}
}
}
Default.cs code:
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Text;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
#region SSO 部分代码
SSORequest ssoRequest = new SSORequest();
if (string.IsNullOrEmpty(Request["IASID"]))
{
ssoRequest.IASID = "01";
ssoRequest.TimeStamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm");
ssoRequest.AppUrl = Request.Url.ToString();
Authentication.CreateAppToken(ssoRequest);
Post(ssoRequest);
}
else if (!string.IsNullOrEmpty(Request["IASID"])
&& !string.IsNullOrEmpty(Request["TimeStamp"])
&& !string.IsNullOrEmpty(Request["AppUrl"])
&& !string.IsNullOrEmpty(Request["UserAccount"])
&& !string.IsNullOrEmpty(Request["Authenticator"]))
{
ssoRequest.IASID = Request["IASID"];
ssoRequest.TimeStamp = Request["TimeStamp"];
ssoRequest.AppUrl = Request["AppUrl"];
ssoRequest.UserAccount = Request["UserAccount"];
ssoRequest.Authenticator = Request["Authenticator"];
if (Authentication.ValidateEACToken(ssoRequest))
{
//从数据库中获取UserId
Session["CurrUserName"] = Request["UserAccount"];
Session.Timeout = 120;
FormsAuthentication.SetAuthCookie(Request["UserAccount"], false);
Response.Write(string.Format("{0},您好!欢迎来到site1, >> 访问<a href="\" mce_href="\""http://localhost/Site2/Default.aspx\">site2</a>",ssoRequest.UserAccount));
}
}
ViewState["SSORequest"] = ssoRequest;
#endregion
}
}
void Post(SSORequest ssoRequest)
{
PostService ps = new PostService();
//认证中心(主站)地址
string EACUrl = "http://localhost/MasterSite/Default.aspx";
ps.Url = EACUrl;
//ps.Add("UserAccount", ssoRequest.UserAccount);
ps.Add("IASID", ssoRequest.IASID);
ps.Add("TimeStamp", ssoRequest.TimeStamp);
ps.Add("AppUrl", ssoRequest.AppUrl);
ps.Add("Authenticator", ssoRequest.Authenticator);
ps.Post();
}
//注销登录
protected void LinkButton2_Click(object sender, EventArgs e)
{
FormsAuthentication.SignOut();
SSORequest ssoRequest = new SSORequest();
ssoRequest.IASID = "01";
ssoRequest.TimeStamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm");
ssoRequest.AppUrl = Request.Url.ToString();
Authentication.CreateAppToken(ssoRequest);
PostService ps = new PostService();
//认证中心(主站)地址
string EACUrl = "http://localhost/MasterSite/Default.aspx";
ps.Url = EACUrl;
ps.Add("IASID", ssoRequest.IASID);
ps.Add("TimeStamp", ssoRequest.TimeStamp);
ps.Add("AppUrl", ssoRequest.AppUrl);
ps.Add("Authenticator", ssoRequest.Authenticator);
ps.Add("Logout", "true");
ps.Post();
}
//返回主站
protected void LinkButton1_Click(object sender, EventArgs e)
{
if (Session["CurrUserName"] != null)
{
Response.Redirect("http://localhost/MasterSite/SiteList.aspx");
}
}
}
[b]三、同二一样,新建站点Site2,代码如下:
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
#region SSO 部分代码
SSORequest ssoRequest = new SSORequest();
if (string.IsNullOrEmpty(Request["IASID"]))
{
ssoRequest.IASID = "02";
ssoRequest.TimeStamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm");
ssoRequest.AppUrl = Request.Url.ToString();
Authentication.CreateAppToken(ssoRequest);
Post(ssoRequest);
}
else if (!string.IsNullOrEmpty(Request["IASID"])
&& !string.IsNullOrEmpty(Request["TimeStamp"])
&& !string.IsNullOrEmpty(Request["AppUrl"])
&& !string.IsNullOrEmpty(Request["UserAccount"])
&& !string.IsNullOrEmpty(Request["Authenticator"]))
{
ssoRequest.IASID = Request["IASID"];
ssoRequest.TimeStamp = Request["TimeStamp"];
ssoRequest.AppUrl = Request["AppUrl"];
ssoRequest.UserAccount = Request["UserAccount"];
ssoRequest.Authenticator = Request["Authenticator"];
if (Authentication.ValidateEACToken(ssoRequest))
{
Session["CurrUserName"] = Request["UserAccount"];
Session.Timeout = 120;
FormsAuthentication.SetAuthCookie(Request["UserAccount"], false);
Response.Write(string.Format("{0},您好!欢迎来到site2, >> 访问<a href="\" mce_href="\""http://localhost/Site1/Default.aspx\">site1</a>", ssoRequest.UserAccount));
}
}
ViewState["SSORequest"] = ssoRequest;
#endregion
}
}
void Post(SSORequest ssoRequest)
{
PostService ps = new PostService();
//认证中心(主站)地址
string EACUrl = "http://localhost/MasterSite/Default.aspx";
ps.Url = EACUrl;
//ps.Add("UserAccount", ssoRequest.UserAccount);
ps.Add("IASID", ssoRequest.IASID);
ps.Add("TimeStamp", ssoRequest.TimeStamp);
ps.Add("AppUrl", ssoRequest.AppUrl);
ps.Add("Authenticator", ssoRequest.Authenticator);
ps.Post();
}
//注销登录
protected void LinkButton2_Click(object sender, EventArgs e)
{
FormsAuthentication.SignOut();
SSORequest ssoRequest = new SSORequest();
ssoRequest.IASID = "02";
ssoRequest.TimeStamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm");
ssoRequest.AppUrl = Request.Url.ToString();
Authentication.CreateAppToken(ssoRequest);
PostService ps = new PostService();
//认证中心(主站)地址
string EACUrl = "http://localhost/MasterSite/Default.aspx";
ps.Url = EACUrl;
ps.Add("IASID", ssoRequest.IASID);
ps.Add("TimeStamp", ssoRequest.TimeStamp);
ps.Add("AppUrl", ssoRequest.AppUrl);
ps.Add("Authenticator", ssoRequest.Authenticator);
ps.Add("Logout", "true");
ps.Post();
}
//返回主站
protected void LinkButton1_Click(object sender, EventArgs e)
{
if (Session["CurrUserName"] != null)
{
Response.Redirect("http://localhost/MasterSite/SiteList.aspx");
}
}
}
CryptoHelper.cs
using System;
using System.Collections.Generic;
using System.Text;
using System.Security.Cryptography;
public class CryptoHelper
{
/// <summary>
/// 复合 Hash:string --> byte[] --> hashed byte[] --> base64 string
/// </summary>
/// <param name="s"></param>
/// <returns></returns>
public static string ComputeHashString(string s)
{
return ToBase64String(ComputeHash(ConvertStringToByteArray(s)));
}
public static byte[] ComputeHash(byte[] buf)
{
//return ((HashAlgorithm)CryptoConfig.CreateFromName("SHA1")).ComputeHash(buf);
return SHA1.Create().ComputeHash(buf);
}
/// <summary>
/// //System.Convert.ToBase64String
/// </summary>
/// <param name="buf"></param>
/// <returns></returns>
public static string ToBase64String(byte[] buf)
{
return System.Convert.ToBase64String(buf);
}
public static byte[] FromBase64String(string s)
{
return System.Convert.FromBase64String(s);
}
/// <summary>
/// //Encoding.UTF8.GetBytes(s)
/// </summary>
/// <param name="s"></param>
/// <returns></returns>
public static byte[] ConvertStringToByteArray(String s)
{
return Encoding.UTF8.GetBytes(s);//gb2312
}
public static string ConvertByteArrayToString(byte[] buf)
{
//return System.Text.Encoding.GetEncoding("utf-8").GetString(buf);
return Encoding.UTF8.GetString(buf);
}
/// <summary>
/// 字节数组转换为十六进制字符串
/// </summary>
/// <param name="buf"></param>
/// <returns></returns>
public static string ByteArrayToHexString(byte[] buf)
{
StringBuilder sb = new StringBuilder();
for (int i = 0; i < buf.Length; i++)
{
sb.Append(buf[i].ToString("X").Length == 2 ? buf[i].ToString("X") : "0" + buf[i].ToString("X"));
}
return sb.ToString();
}
/// <summary>
/// 十六进制字符串转换为字节数组
/// </summary>
/// <param name="s"></param>
/// <returns></returns>
public static byte[] HexStringToByteArray(string s)
{
Byte[] buf = new byte[s.Length / 2];
for (int i = 0; i < buf.Length; i++)
{
buf[i] = (byte)(Char2Hex(s.Substring(i * 2, 1)) * 0x10 + Char2Hex(s.Substring(i * 2 + 1, 1)));
}
return buf;
}
private static byte Char2Hex(string chr)
{
switch (chr)
{
case "0":
return 0x00;
case "1":
return 0x01;
case "2":
return 0x02;
case "3":
return 0x03;
case "4":
return 0x04;
case "5":
return 0x05;
case "6":
return 0x06;
case "7":
return 0x07;
case "8":
return 0x08;
case "9":
return 0x09;
case "A":
return 0x0a;
case "B":
return 0x0b;
case "C":
return 0x0c;
case "D":
return 0x0d;
case "E":
return 0x0e;
case "F":
return 0x0f;
}
return 0x00;
}
}
PostService.cs
using System;
using System.Collections.Generic;
using System.Text;
public class PostService
{
private System.Collections.Specialized.NameValueCollection Inputs = new System.Collections.Specialized.NameValueCollection();
public string Url = "";
public string Method = "post";
public string FormName = "form1";
/// <summary>
/// 添加需要提交的名和值
/// </summary>
/// <param name="name"></param>
/// <param name="value"></param>
public void Add(string name, string value)
{
Inputs.Add(name, value);
}
/// <summary>
/// 以输出Html方式POST
/// </summary>
public void Post()
{
System.Web.HttpContext.Current.Response.Clear();
string html = string.Empty;
html += ("<html><head>");
html += (string.Format("</head><body onload=\"document.{0}.submit()\">", FormName));
html += (string.Format("<form name=\"{0}\" method=\"{1}\" action=\"{2}\" >", FormName, Method, Url));
try
{
for (int i = 0; i < Inputs.Keys.Count; i++)
{
html += (string.Format("<input name=\"{0}\" type=\"hidden\" value=\"{1}\">", Inputs.Keys[i], Inputs[Inputs.Keys[i]]));
}
html += ("</form>");
html += ("</body></html>");
System.Web.HttpContext.Current.Response.Write(html);
System.Web.HttpContext.Current.Response.End();
}
catch (Exception ee)
{
//
}
}
}
配置web.config<authentication mode="Forms"> <forms name=".AspxFormAuth" loginUrl="Default.aspx" defaultUrl="center.html" protection="All" path="/" timeout="60"> </forms> </authentication> <authorization> <!--拒绝所有匿名用户--> <deny users="?"/> </authorization> <authentication mode="Forms"> <forms name=".AspxFormAuth" loginUrl="Default.aspx" defaultUrl="center.html" protection="All" path="/" timeout="60"> </forms> </authentication> <authorization> <!--拒绝所有匿名用户--> <deny users="?"/> </authorization>
最后效果如下:登录总站后,各站点之间无需再登录,可以互相访问。
另外,注销登录后,访问站点1 http://localhost/Site1/Default.aspx ,会自动跳转到主站登录页面 http://localhost/MasterSite/Default.aspx ,同样访问站点2 http://localhost/Site2/Default.aspx 也会转到主站登录页面。从主站登录后,分别访问站点1和站点2。
在IIS配置虚拟目录MasterSite Site1 Site2,当然你也可以新建站点MasterSite Site1 Site2,修改hosts表
127.0.0.1 http://www.mastersite.com/
127.0.0.1 http://www.site1.com/
127.0.0.1 http://www.site2.com/
源代码下载:http://download.csdn.net/source/1571879
关键字:单点登录 跨域 跨域单点登录
源代码下载:http://download.csdn.net/source/1571879
单点登录(Single Sign On),简称为 SSO,是目前比较流行的企业业务整合的解决方案之一。SSO的定义是在多个应用系统中,用户只需要登录一次就可以访问所有相互信任的应用系统。
asp.net跨域单点登录分为:
1、跨子域单点登录。如 blog.a.com 和 info.a.com 这2个站点同属一个主域.a.com,实现跨子域单点登录很简单,可以利用cookie,设置Domain为".a.com'即可,这里就不再赘叙。
2、完成跨域单点登录。如 http://www.a.com/ http://www.b.com/ 这2个站点之间实现共享一个身份验证系统,只需在一处地方登录,下面主要谈下这种方式的实现方法。
asp.net 跨域单点登录实现原理:
当用户第一次访问web应用系统1的时候,因为还没有登录,会被引导到认证中心进行登录;根据用户提供的登录信息,认证系统进行身份效验,如果通过效验,返回给用户一个认证的凭据;用户再访问别的web应用的时候就会将这个Token带上,作为自己认证的凭据,应用系统接受到请求之后会把Token送到认证中心进行效验,检查Token的合法性。如果通过效验,用户就可以在不用再次登录的情况下访问应用系统2和应用系统3了。所有应用系统共享一个身份认证系统。认证系统的主要功能是将用户的登录信息和用户信息库相比较,对用户进行登录认证;认证成功后,认证系统应该生成统一的认证标志,返还给用户。另外,认证系统还应该对Token进行效验,判断其有效性。 所有应用系统能够识别和提取Token信息要实现SSO的功能,让用户只登录一次,就必须让应用系统能够识别已经登录过的用户。应用系统应该能对Token进行识别和提取,通过与认证系统的通讯,能自动判断当前用户是否登录过,从而完成单点登录的功能。
比如说,我现在有3个分站点和1个认证中心(总站)。当用户访问分站点的时候,分站点会发Token到验证中心进行验证。验证中心判断用户是否已经登录。如果未登录,则返回到验证中心登录入口进行登录,否之则返回Token验证到分站点,直接进入分站点。
如图所示:
上面是实现单点登录的原理图,下面介绍下如何用asp.net实现跨域单点登录:
一、新建网站 MasterSite,作为总站认证中心。配置web.config,采用form登录验证。
配置如下:
<authentication mode="Forms">
<forms name=".AspxFormAuth" loginUrl="Default.aspx" defaultUrl="center.html" protection="All" path="/" timeout="120">
</forms>
</authentication>
<authorization>
<!--拒绝所有匿名用户-->
<deny users="?"/>
</authorization>
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server"> <title>总站登录</title> </head> <body> <form id="form1" runat="server"> <div> <asp:Login ID="Login1" runat="server" OnAuthenticate="Login1_Authenticate" UserName="test"> </asp:Login> </div> </form> </body> </html> <%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server"> <title>总站登录</title> </head> <body> <form id="form1" runat="server"> <div> <asp:Login ID="Login1" runat="server" OnAuthenticate="Login1_Authenticate" UserName="test"> </asp:Login> </div> </form> </body> </html>
Default.cs Code:
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Text;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
SSORequest ssoRequest = new SSORequest();
#region 验证 Post 过来的参数
//--------------------------------
// 请求注销
if (!string.IsNullOrEmpty(Request["Logout"]))
{
Authentication.Logout();
return;
}
//--------------------------------
// 各独立站点标识
if (string.IsNullOrEmpty(Request["IASID"]))
{
return;
}
else
{
ssoRequest.IASID = Request["IASID"];
}
//--------------------------------
// 时间戳
if (string.IsNullOrEmpty(Request["TimeStamp"]))
{
return;
}
else
{
ssoRequest.TimeStamp = Request["TimeStamp"];
}
//--------------------------------
// 各独立站点的访问地址
if (string.IsNullOrEmpty(Request["AppUrl"]))
{
return;
}
else
{
ssoRequest.AppUrl = Request["AppUrl"];
}
//--------------------------------
// 各独立站点的 Token
if (string.IsNullOrEmpty(Request["Authenticator"]))
{
return;
}
else
{
ssoRequest.Authenticator = Request["Authenticator"];
}
ViewState["SSORequest"] = ssoRequest;
#endregion
//验证从分站发过来的Token
if (Authentication.ValidateAppToken(ssoRequest))
{
string userAccount = null;
// 验证用户之前是否登录过
//验证 EAC 认证中心的 Cookie,验证通过时获取用户登录账号
if (Authentication.ValidateEACCookie(out userAccount))
{
ssoRequest.UserAccount = userAccount;
//创建认证中心发往各分站的 Token
if (Authentication.CreateEACToken(ssoRequest))
{
Post(ssoRequest);
}
}
else
{
return;
}
}
else
{
return;
}
}
}
//post请求
void Post(SSORequest ssoRequest)
{
PostService ps = new PostService();
ps.Url = ssoRequest.AppUrl;
ps.Add("UserAccount", ssoRequest.UserAccount);
ps.Add("IASID", ssoRequest.IASID);
ps.Add("TimeStamp", ssoRequest.TimeStamp);
ps.Add("AppUrl", ssoRequest.AppUrl);
ps.Add("Authenticator", ssoRequest.Authenticator);
ps.Post();
}
/// <summary>
/// 验证登录账号和密码是否正确
/// </summary>
/// <param name="userName">登录账号</param>
/// <param name="userPwd">登录密码</param>
/// <returns></returns>
private bool ValidateUserInfo(string userName, string userPwd)
{
//从数据库中读取,验证登录账号和密码
//略...
return true;
}
protected void Login1_Authenticate(object sender, AuthenticateEventArgs e)
{
if (string.IsNullOrEmpty(Login1.UserName) || string.IsNullOrEmpty(Login1.Password))
{
Page.RegisterClientScriptBlock("Add", "<mce:script lanuage=\"javascript\"><!--
alert('用户名密码不能为空!');
// --></mce:script>");
return;
}
else if (ValidateUserInfo(Login1.UserName, Login1.Password) == false)
{
Page.RegisterClientScriptBlock("Add", "<mce:script lanuage=\"javascript\"><!--
alert('用户名密码错误!');
// --></mce:script>");
return;
}
else
{
Session["CurrUserName"] = Login1.UserName;
Session.Timeout = 120;
SSORequest ssoRequest = ViewState["SSORequest"] as SSORequest;
// 如果不是从各分站 Post 过来的请求,则默认登录主站
if (ssoRequest == null)
{
FormsAuthentication.SetAuthCookie(Login1.UserName, false);
ssoRequest = new SSORequest();
//主站标识ID
ssoRequest.IASID = "00";
ssoRequest.AppUrl = "SiteList.aspx";
ssoRequest.TimeStamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm");
ssoRequest.Authenticator = string.Empty;
Response.Redirect("SiteList.aspx");
}
ssoRequest.UserAccount = Login1.UserName;
//创建Token
if (Authentication.CreateEACToken(ssoRequest))
{
string expireTime = DateTime.Now.AddHours(3).ToString("yyyy-MM-dd HH:mm");
Authentication.CreatEACCookie(ssoRequest.UserAccount, ssoRequest.TimeStamp, expireTime);
Post(ssoRequest);
}
}
}
}
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server"> <title> 站点一</title> </head> <body> <form id="form1" runat="server"> <div> <br /> <br /> <asp:LinkButton ID="LinkButton1" runat="server" OnClick="LinkButton1_Click">返回主站</asp:LinkButton> <asp:LinkButton ID="LinkButton2" runat="server" OnClick="LinkButton2_Click">注销登录</asp:LinkButton></div> </form> </body> </html> <%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server"> <title> 站点一</title> </head> <body> <form id="form1" runat="server"> <div> <br /> <br /> <asp:LinkButton ID="LinkButton1" runat="server" OnClick="LinkButton1_Click">返回主站</asp:LinkButton> <asp:LinkButton ID="LinkButton2" runat="server" OnClick="LinkButton2_Click">注销登录</asp:LinkButton></div> </form> </body> </html>
Default.cs code:
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Text;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
#region SSO 部分代码
SSORequest ssoRequest = new SSORequest();
if (string.IsNullOrEmpty(Request["IASID"]))
{
ssoRequest.IASID = "01";
ssoRequest.TimeStamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm");
ssoRequest.AppUrl = Request.Url.ToString();
Authentication.CreateAppToken(ssoRequest);
Post(ssoRequest);
}
else if (!string.IsNullOrEmpty(Request["IASID"])
&& !string.IsNullOrEmpty(Request["TimeStamp"])
&& !string.IsNullOrEmpty(Request["AppUrl"])
&& !string.IsNullOrEmpty(Request["UserAccount"])
&& !string.IsNullOrEmpty(Request["Authenticator"]))
{
ssoRequest.IASID = Request["IASID"];
ssoRequest.TimeStamp = Request["TimeStamp"];
ssoRequest.AppUrl = Request["AppUrl"];
ssoRequest.UserAccount = Request["UserAccount"];
ssoRequest.Authenticator = Request["Authenticator"];
if (Authentication.ValidateEACToken(ssoRequest))
{
//从数据库中获取UserId
Session["CurrUserName"] = Request["UserAccount"];
Session.Timeout = 120;
FormsAuthentication.SetAuthCookie(Request["UserAccount"], false);
Response.Write(string.Format("{0},您好!欢迎来到site1, >> 访问<a href="\" mce_href="\""http://localhost/Site2/Default.aspx\">site2</a>",ssoRequest.UserAccount));
}
}
ViewState["SSORequest"] = ssoRequest;
#endregion
}
}
void Post(SSORequest ssoRequest)
{
PostService ps = new PostService();
//认证中心(主站)地址
string EACUrl = "http://localhost/MasterSite/Default.aspx";
ps.Url = EACUrl;
//ps.Add("UserAccount", ssoRequest.UserAccount);
ps.Add("IASID", ssoRequest.IASID);
ps.Add("TimeStamp", ssoRequest.TimeStamp);
ps.Add("AppUrl", ssoRequest.AppUrl);
ps.Add("Authenticator", ssoRequest.Authenticator);
ps.Post();
}
//注销登录
protected void LinkButton2_Click(object sender, EventArgs e)
{
FormsAuthentication.SignOut();
SSORequest ssoRequest = new SSORequest();
ssoRequest.IASID = "01";
ssoRequest.TimeStamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm");
ssoRequest.AppUrl = Request.Url.ToString();
Authentication.CreateAppToken(ssoRequest);
PostService ps = new PostService();
//认证中心(主站)地址
string EACUrl = "http://localhost/MasterSite/Default.aspx";
ps.Url = EACUrl;
ps.Add("IASID", ssoRequest.IASID);
ps.Add("TimeStamp", ssoRequest.TimeStamp);
ps.Add("AppUrl", ssoRequest.AppUrl);
ps.Add("Authenticator", ssoRequest.Authenticator);
ps.Add("Logout", "true");
ps.Post();
}
//返回主站
protected void LinkButton1_Click(object sender, EventArgs e)
{
if (Session["CurrUserName"] != null)
{
Response.Redirect("http://localhost/MasterSite/SiteList.aspx");
}
}
}
<authentication mode="Forms"> <forms name=".AspxFormAuth" loginUrl="Default.aspx" defaultUrl="center.html" protection="All" path="/" timeout="60"> </forms> </authentication> <authorization> <!--拒绝所有匿名用户--> <deny users="?"/> </authorization> <authentication mode="Forms"> <forms name=".AspxFormAuth" loginUrl="Default.aspx" defaultUrl="center.html" protection="All" path="/" timeout="60"> </forms> </authentication> <authorization> <!--拒绝所有匿名用户--> <deny users="?"/> </authorization>
[b]三、同二一样,新建站点Site2,代码如下:
using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
#region SSO 部分代码
SSORequest ssoRequest = new SSORequest();
if (string.IsNullOrEmpty(Request["IASID"]))
{
ssoRequest.IASID = "02";
ssoRequest.TimeStamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm");
ssoRequest.AppUrl = Request.Url.ToString();
Authentication.CreateAppToken(ssoRequest);
Post(ssoRequest);
}
else if (!string.IsNullOrEmpty(Request["IASID"])
&& !string.IsNullOrEmpty(Request["TimeStamp"])
&& !string.IsNullOrEmpty(Request["AppUrl"])
&& !string.IsNullOrEmpty(Request["UserAccount"])
&& !string.IsNullOrEmpty(Request["Authenticator"]))
{
ssoRequest.IASID = Request["IASID"];
ssoRequest.TimeStamp = Request["TimeStamp"];
ssoRequest.AppUrl = Request["AppUrl"];
ssoRequest.UserAccount = Request["UserAccount"];
ssoRequest.Authenticator = Request["Authenticator"];
if (Authentication.ValidateEACToken(ssoRequest))
{
Session["CurrUserName"] = Request["UserAccount"];
Session.Timeout = 120;
FormsAuthentication.SetAuthCookie(Request["UserAccount"], false);
Response.Write(string.Format("{0},您好!欢迎来到site2, >> 访问<a href="\" mce_href="\""http://localhost/Site1/Default.aspx\">site1</a>", ssoRequest.UserAccount));
}
}
ViewState["SSORequest"] = ssoRequest;
#endregion
}
}
void Post(SSORequest ssoRequest)
{
PostService ps = new PostService();
//认证中心(主站)地址
string EACUrl = "http://localhost/MasterSite/Default.aspx";
ps.Url = EACUrl;
//ps.Add("UserAccount", ssoRequest.UserAccount);
ps.Add("IASID", ssoRequest.IASID);
ps.Add("TimeStamp", ssoRequest.TimeStamp);
ps.Add("AppUrl", ssoRequest.AppUrl);
ps.Add("Authenticator", ssoRequest.Authenticator);
ps.Post();
}
//注销登录
protected void LinkButton2_Click(object sender, EventArgs e)
{
FormsAuthentication.SignOut();
SSORequest ssoRequest = new SSORequest();
ssoRequest.IASID = "02";
ssoRequest.TimeStamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm");
ssoRequest.AppUrl = Request.Url.ToString();
Authentication.CreateAppToken(ssoRequest);
PostService ps = new PostService();
//认证中心(主站)地址
string EACUrl = "http://localhost/MasterSite/Default.aspx";
ps.Url = EACUrl;
ps.Add("IASID", ssoRequest.IASID);
ps.Add("TimeStamp", ssoRequest.TimeStamp);
ps.Add("AppUrl", ssoRequest.AppUrl);
ps.Add("Authenticator", ssoRequest.Authenticator);
ps.Add("Logout", "true");
ps.Post();
}
//返回主站
protected void LinkButton1_Click(object sender, EventArgs e)
{
if (Session["CurrUserName"] != null)
{
Response.Redirect("http://localhost/MasterSite/SiteList.aspx");
}
}
}
using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Collections.Generic; using System.Text; /// <summary> /// 安全验证类 /// </summary> public class Authentication { static readonly string cookieName = "EACToken"; static readonly string hashSplitter = "|"; public Authentication() { } public static string GetAppKey(int appID) { //string cmdText = @"select * from "; return string.Empty; } public static string GetAppKey() { return "22362E7A9285DD53A0BBC2932F9733C505DC04EDBFE00D70"; } public static string GetAppIV() { return "1E7FA9231E7FA923"; } /// <summary> /// 取得加密服务 /// </summary> /// <returns></returns> static CryptoService GetCryptoService() { string key = GetAppKey(); string IV = GetAppIV(); CryptoService cs = new CryptoService(key, IV); return cs; } /// <summary> /// 创建各分站发往认证中心的 Token /// </summary> /// <param name="ssoRequest"></param> /// <returns></returns> public static bool CreateAppToken(SSORequest ssoRequest) { string OriginalAuthenticator = ssoRequest.IASID + ssoRequest.TimeStamp + ssoRequest.AppUrl; string AuthenticatorDigest = CryptoHelper.ComputeHashString(OriginalAuthenticator); string sToEncrypt = OriginalAuthenticator + AuthenticatorDigest; byte[] bToEncrypt = CryptoHelper.ConvertStringToByteArray(sToEncrypt); CryptoService cs = GetCryptoService(); byte[] encrypted; if (cs.Encrypt(bToEncrypt, out encrypted)) { ssoRequest.Authenticator = CryptoHelper.ToBase64String(encrypted); return true; } else { return false; } } /// <summary> /// 验证从各分站发送过来的 Token /// </summary> /// <param name="ssoRequest"></param> /// <returns></returns> public static bool ValidateAppToken(SSORequest ssoRequest) { string Authenticator = ssoRequest.Authenticator; string OriginalAuthenticator = ssoRequest.IASID + ssoRequest.TimeStamp + ssoRequest.AppUrl; string AuthenticatorDigest = CryptoHelper.ComputeHashString(OriginalAuthenticator); string sToEncrypt = OriginalAuthenticator + AuthenticatorDigest; byte[] bToEncrypt = CryptoHelper.ConvertStringToByteArray(sToEncrypt); CryptoService cs = GetCryptoService(); byte[] encrypted; if (cs.Encrypt(bToEncrypt, out encrypted)) { return Authenticator == CryptoHelper.ToBase64String(encrypted); } else { return false; } } /// <summary> /// 创建认证中心发往各分站的 Token /// </summary> /// <param name="ssoRequest"></param> /// <returns></returns> public static bool CreateEACToken(SSORequest ssoRequest) { string OriginalAuthenticator = ssoRequest.UserAccount + ssoRequest.IASID + ssoRequest.TimeStamp + ssoRequest.AppUrl; string AuthenticatorDigest = CryptoHelper.ComputeHashString(OriginalAuthenticator); string sToEncrypt = OriginalAuthenticator + AuthenticatorDigest; byte[] bToEncrypt = CryptoHelper.ConvertStringToByteArray(sToEncrypt); CryptoService cs = GetCryptoService(); byte[] encrypted; if (cs.Encrypt(bToEncrypt, out encrypted)) { ssoRequest.Authenticator = CryptoHelper.ToBase64String(encrypted); return true; } else { return false; } } /// <summary> /// 验证从认证中心发送过来的 Token /// </summary> /// <param name="ssoRequest"></param> /// <returns></returns> public static bool ValidateEACToken(SSORequest ssoRequest) { string Authenticator = ssoRequest.Authenticator; string OriginalAuthenticator = ssoRequest.UserAccount + ssoRequest.IASID + ssoRequest.TimeStamp + ssoRequest.AppUrl; string AuthenticatorDigest = CryptoHelper.ComputeHashString(OriginalAuthenticator); string sToEncrypt = OriginalAuthenticator + AuthenticatorDigest; byte[] bToEncrypt = CryptoHelper.ConvertStringToByteArray(sToEncrypt); string EncryCurrentAuthenticator = string.Empty; CryptoService cs = GetCryptoService(); byte[] encrypted; if (cs.Encrypt(bToEncrypt, out encrypted)) { EncryCurrentAuthenticator = CryptoHelper.ToBase64String(encrypted); return Authenticator == EncryCurrentAuthenticator; } else { return false; } } /// <summary> /// 创建 EAC 认证中心的 Cookie /// </summary> /// <param name="userAccount"></param> /// <param name="timeStamp"></param> /// <param name="expireTime"></param> /// <param name="cookieValue"></param> /// <returns></returns> public static bool CreatEACCookie(string userAccount, string timeStamp, string expireTime) { string plainText = "UserAccount=" + userAccount + ";TimeStamp=" + timeStamp + ";ExpireTime=" + expireTime; plainText += hashSplitter + CryptoHelper.ComputeHashString(plainText); CryptoService cs = GetCryptoService(); byte[] encrypted; if (cs.Encrypt(CryptoHelper.ConvertStringToByteArray(plainText), out encrypted)) { string cookieValue = CryptoHelper.ToBase64String(encrypted); SetCookie(cookieValue); return true; } else { return false; } } /// <summary> /// 验证 EAC 认证中心的 Cookie,验证通过时获取用户登录账号 /// </summary> /// <param name="userAccount">输出用户登录账号</param> /// <returns></returns> public static bool ValidateEACCookie(out string userAccount) { userAccount = string.Empty; try { string cookieValue = GetCookie().Value; byte[] toDecrypt = CryptoHelper.FromBase64String(cookieValue); CryptoService cs = GetCryptoService(); string decrypted = string.Empty; if (cs.Decrypt(toDecrypt, out decrypted)) { string[] arrTemp = decrypted.Split(Convert.ToChar(hashSplitter)); string plainText = arrTemp[0]; string hashedText = arrTemp[1]; userAccount = plainText.Split(Convert.ToChar(";"))[0].Split(Convert.ToChar("="))[1]; return hashedText.Replace("\0", string.Empty) == CryptoHelper.ComputeHashString(plainText); } else { return false; } } catch (Exception e) { return false; } } public static void Logout() { HttpContext.Current.Response.Cookies[cookieName].Expires = DateTime.Parse("1900-1-1"); HttpContext.Current.Response.Cookies[cookieName].Path = "/"; } private static void SetCookie(string cookieValue) { HttpContext.Current.Response.Cookies[cookieName].Value = cookieValue; HttpContext.Current.Response.Cookies[cookieName].Expires = DateTime.Now.AddHours(24); HttpContext.Current.Response.Cookies[cookieName].Path = "/"; } private static HttpCookie GetCookie() { HttpCookie cookie = HttpContext.Current.Request.Cookies["EACToken"]; return cookie; } } using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Collections.Generic; using System.Text; /// <summary> /// 安全验证类 /// </summary> public class Authentication { static readonly string cookieName = "EACToken"; static readonly string hashSplitter = "|"; public Authentication() { } public static string GetAppKey(int appID) { //string cmdText = @"select * from "; return string.Empty; } public static string GetAppKey() { return "22362E7A9285DD53A0BBC2932F9733C505DC04EDBFE00D70"; } public static string GetAppIV() { return "1E7FA9231E7FA923"; } /// <summary> /// 取得加密服务 /// </summary> /// <returns></returns> static CryptoService GetCryptoService() { string key = GetAppKey(); string IV = GetAppIV(); CryptoService cs = new CryptoService(key, IV); return cs; } /// <summary> /// 创建各分站发往认证中心的 Token /// </summary> /// <param name="ssoRequest"></param> /// <returns></returns> public static bool CreateAppToken(SSORequest ssoRequest) { string OriginalAuthenticator = ssoRequest.IASID + ssoRequest.TimeStamp + ssoRequest.AppUrl; string AuthenticatorDigest = CryptoHelper.ComputeHashString(OriginalAuthenticator); string sToEncrypt = OriginalAuthenticator + AuthenticatorDigest; byte[] bToEncrypt = CryptoHelper.ConvertStringToByteArray(sToEncrypt); CryptoService cs = GetCryptoService(); byte[] encrypted; if (cs.Encrypt(bToEncrypt, out encrypted)) { ssoRequest.Authenticator = CryptoHelper.ToBase64String(encrypted); return true; } else { return false; } } /// <summary> /// 验证从各分站发送过来的 Token /// </summary> /// <param name="ssoRequest"></param> /// <returns></returns> public static bool ValidateAppToken(SSORequest ssoRequest) { string Authenticator = ssoRequest.Authenticator; string OriginalAuthenticator = ssoRequest.IASID + ssoRequest.TimeStamp + ssoRequest.AppUrl; string AuthenticatorDigest = CryptoHelper.ComputeHashString(OriginalAuthenticator); string sToEncrypt = OriginalAuthenticator + AuthenticatorDigest; byte[] bToEncrypt = CryptoHelper.ConvertStringToByteArray(sToEncrypt); CryptoService cs = GetCryptoService(); byte[] encrypted; if (cs.Encrypt(bToEncrypt, out encrypted)) { return Authenticator == CryptoHelper.ToBase64String(encrypted); } else { return false; } } /// <summary> /// 创建认证中心发往各分站的 Token /// </summary> /// <param name="ssoRequest"></param> /// <returns></returns> public static bool CreateEACToken(SSORequest ssoRequest) { string OriginalAuthenticator = ssoRequest.UserAccount + ssoRequest.IASID + ssoRequest.TimeStamp + ssoRequest.AppUrl; string AuthenticatorDigest = CryptoHelper.ComputeHashString(OriginalAuthenticator); string sToEncrypt = OriginalAuthenticator + AuthenticatorDigest; byte[] bToEncrypt = CryptoHelper.ConvertStringToByteArray(sToEncrypt); CryptoService cs = GetCryptoService(); byte[] encrypted; if (cs.Encrypt(bToEncrypt, out encrypted)) { ssoRequest.Authenticator = CryptoHelper.ToBase64String(encrypted); return true; } else { return false; } } /// <summary> /// 验证从认证中心发送过来的 Token /// </summary> /// <param name="ssoRequest"></param> /// <returns></returns> public static bool ValidateEACToken(SSORequest ssoRequest) { string Authenticator = ssoRequest.Authenticator; string OriginalAuthenticator = ssoRequest.UserAccount + ssoRequest.IASID + ssoRequest.TimeStamp + ssoRequest.AppUrl; string AuthenticatorDigest = CryptoHelper.ComputeHashString(OriginalAuthenticator); string sToEncrypt = OriginalAuthenticator + AuthenticatorDigest; byte[] bToEncrypt = CryptoHelper.ConvertStringToByteArray(sToEncrypt); string EncryCurrentAuthenticator = string.Empty; CryptoService cs = GetCryptoService(); byte[] encrypted; if (cs.Encrypt(bToEncrypt, out encrypted)) { EncryCurrentAuthenticator = CryptoHelper.ToBase64String(encrypted); return Authenticator == EncryCurrentAuthenticator; } else { return false; } } /// <summary> /// 创建 EAC 认证中心的 Cookie /// </summary> /// <param name="userAccount"></param> /// <param name="timeStamp"></param> /// <param name="expireTime"></param> /// <param name="cookieValue"></param> /// <returns></returns> public static bool CreatEACCookie(string userAccount, string timeStamp, string expireTime) { string plainText = "UserAccount=" + userAccount + ";TimeStamp=" + timeStamp + ";ExpireTime=" + expireTime; plainText += hashSplitter + CryptoHelper.ComputeHashString(plainText); CryptoService cs = GetCryptoService(); byte[] encrypted; if (cs.Encrypt(CryptoHelper.ConvertStringToByteArray(plainText), out encrypted)) { string cookieValue = CryptoHelper.ToBase64String(encrypted); SetCookie(cookieValue); return true; } else { return false; } } /// <summary> /// 验证 EAC 认证中心的 Cookie,验证通过时获取用户登录账号 /// </summary> /// <param name="userAccount">输出用户登录账号</param> /// <returns></returns> public static bool ValidateEACCookie(out string userAccount) { userAccount = string.Empty; try { string cookieValue = GetCookie().Value; byte[] toDecrypt = CryptoHelper.FromBase64String(cookieValue); CryptoService cs = GetCryptoService(); string decrypted = string.Empty; if (cs.Decrypt(toDecrypt, out decrypted)) { string[] arrTemp = decrypted.Split(Convert.ToChar(hashSplitter)); string plainText = arrTemp[0]; string hashedText = arrTemp[1]; userAccount = plainText.Split(Convert.ToChar(";"))[0].Split(Convert.ToChar("="))[1]; return hashedText.Replace("\0", string.Empty) == CryptoHelper.ComputeHashString(plainText); } else { return false; } } catch (Exception e) { return false; } } public static void Logout() { HttpContext.Current.Response.Cookies[cookieName].Expires = DateTime.Parse("1900-1-1"); HttpContext.Current.Response.Cookies[cookieName].Path = "/"; } private static void SetCookie(string cookieValue) { HttpContext.Current.Response.Cookies[cookieName].Value = cookieValue; HttpContext.Current.Response.Cookies[cookieName].Expires = DateTime.Now.AddHours(24); HttpContext.Current.Response.Cookies[cookieName].Path = "/"; } private static HttpCookie GetCookie() { HttpCookie cookie = HttpContext.Current.Request.Cookies["EACToken"]; return cookie; } }
CryptoHelper.cs
using System;
using System.Collections.Generic;
using System.Text;
using System.Security.Cryptography;
public class CryptoHelper
{
/// <summary>
/// 复合 Hash:string --> byte[] --> hashed byte[] --> base64 string
/// </summary>
/// <param name="s"></param>
/// <returns></returns>
public static string ComputeHashString(string s)
{
return ToBase64String(ComputeHash(ConvertStringToByteArray(s)));
}
public static byte[] ComputeHash(byte[] buf)
{
//return ((HashAlgorithm)CryptoConfig.CreateFromName("SHA1")).ComputeHash(buf);
return SHA1.Create().ComputeHash(buf);
}
/// <summary>
/// //System.Convert.ToBase64String
/// </summary>
/// <param name="buf"></param>
/// <returns></returns>
public static string ToBase64String(byte[] buf)
{
return System.Convert.ToBase64String(buf);
}
public static byte[] FromBase64String(string s)
{
return System.Convert.FromBase64String(s);
}
/// <summary>
/// //Encoding.UTF8.GetBytes(s)
/// </summary>
/// <param name="s"></param>
/// <returns></returns>
public static byte[] ConvertStringToByteArray(String s)
{
return Encoding.UTF8.GetBytes(s);//gb2312
}
public static string ConvertByteArrayToString(byte[] buf)
{
//return System.Text.Encoding.GetEncoding("utf-8").GetString(buf);
return Encoding.UTF8.GetString(buf);
}
/// <summary>
/// 字节数组转换为十六进制字符串
/// </summary>
/// <param name="buf"></param>
/// <returns></returns>
public static string ByteArrayToHexString(byte[] buf)
{
StringBuilder sb = new StringBuilder();
for (int i = 0; i < buf.Length; i++)
{
sb.Append(buf[i].ToString("X").Length == 2 ? buf[i].ToString("X") : "0" + buf[i].ToString("X"));
}
return sb.ToString();
}
/// <summary>
/// 十六进制字符串转换为字节数组
/// </summary>
/// <param name="s"></param>
/// <returns></returns>
public static byte[] HexStringToByteArray(string s)
{
Byte[] buf = new byte[s.Length / 2];
for (int i = 0; i < buf.Length; i++)
{
buf[i] = (byte)(Char2Hex(s.Substring(i * 2, 1)) * 0x10 + Char2Hex(s.Substring(i * 2 + 1, 1)));
}
return buf;
}
private static byte Char2Hex(string chr)
{
switch (chr)
{
case "0":
return 0x00;
case "1":
return 0x01;
case "2":
return 0x02;
case "3":
return 0x03;
case "4":
return 0x04;
case "5":
return 0x05;
case "6":
return 0x06;
case "7":
return 0x07;
case "8":
return 0x08;
case "9":
return 0x09;
case "A":
return 0x0a;
case "B":
return 0x0b;
case "C":
return 0x0c;
case "D":
return 0x0d;
case "E":
return 0x0e;
case "F":
return 0x0f;
}
return 0x00;
}
}
using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; using System.Text; using System.Security.Cryptography; using System.IO; public class CryptoService { /// <summary> /// 加密的密钥 /// </summary> string sKey = "22362E7A9285DD53A0BBC2932F9733C505DC04EDBFE00D70"; string sIV = "1E7FA9231E7FA923"; byte[] byteKey; byte[] byteIV; /// <summary> /// 加密向量 /// </summary> static byte[] bIV ={ 1, 2, 3, 4, 5, 6, 7, 8 }; public CryptoService() { } public CryptoService(string key, string IV) { sKey = key; sIV = IV; byteKey = CryptoHelper.HexStringToByteArray(sKey); byteIV = CryptoHelper.HexStringToByteArray(sIV); } /// <summary> /// 将明文加密,返回密文 /// </summary> /// <param name="Data">要加密的字串</param> /// <returns></returns> public byte[] Encrypt(string Data) { try { byte[] ret; using (MemoryStream mStream = new MemoryStream()) using (CryptoStream cStream = new CryptoStream(mStream, new TripleDESCryptoServiceProvider().CreateEncryptor(byteKey, byteIV), CryptoStreamMode.Write)) { byte[] toEncrypt = new ASCIIEncoding().GetBytes(Data); // Write the byte array to the crypto stream and flush it. cStream.Write(toEncrypt, 0, toEncrypt.Length); cStream.FlushFinalBlock(); // Get an array of bytes from the // MemoryStream that holds the // encrypted data. ret = mStream.ToArray(); } return ret; } catch (CryptographicException e) { //Console.WriteLine("A Cryptographic error occurred: {0}", e.Message); return null; } } /// <summary> /// 将明文加密,返回密文 /// </summary> /// <param name="toEncrypt">明文</param> /// <param name="encrypted">密文</param> /// <returns></returns> public bool Encrypt(byte[] toEncrypt, out byte[] encrypted) { encrypted = null; try { // Create a new MemoryStream using the passed // array of encrypted data. // Create a CryptoStream using the MemoryStream // and the passed key and initialization vector (IV). using (MemoryStream mStream = new MemoryStream()) using (CryptoStream cStream = new CryptoStream(mStream, new TripleDESCryptoServiceProvider().CreateEncryptor(byteKey, byteIV), CryptoStreamMode.Write)) { // Write the byte array to the crypto stream and flush it. cStream.Write(toEncrypt, 0, toEncrypt.Length); cStream.FlushFinalBlock(); // Get an array of bytes from the // MemoryStream that holds the // encrypted data. encrypted = mStream.ToArray(); } return true; } catch (CryptographicException e) { //Console.WriteLine("A Cryptographic error occurred: {0}", e.Message); return false; } } /// <summary> /// 将明文加密,返回 Base64 字符串 /// </summary> /// <param name="Data"></param> /// <returns></returns> public string EncryptToString(string Data) { try { string base64String = string.Empty; using (MemoryStream mStream = new MemoryStream()) using (CryptoStream cStream = new CryptoStream(mStream, new TripleDESCryptoServiceProvider().CreateEncryptor(byteKey, byteIV), CryptoStreamMode.Write)) { byte[] toEncrypt = new ASCIIEncoding().GetBytes(Data); cStream.Write(toEncrypt, 0, toEncrypt.Length); cStream.FlushFinalBlock(); byte[] ret = mStream.ToArray(); base64String = Convert.ToBase64String(ret); } return base64String; } catch (CryptographicException e) { return null; } } /// <summary> /// 将密文解密,返回明文 /// </summary> /// <param name="Data">密文</param> /// <returns>明文</returns> public bool Decrypt(byte[] Data, out string decrypted) { decrypted = string.Empty; try { using (MemoryStream msDecrypt = new MemoryStream(Data)) using (CryptoStream csDecrypt = new CryptoStream(msDecrypt, new TripleDESCryptoServiceProvider().CreateDecryptor(byteKey, byteIV), CryptoStreamMode.Read)) { byte[] fromEncrypt = new byte[Data.Length]; // Read the decrypted data out of the crypto stream // and place it into the temporary buffer. csDecrypt.Read(fromEncrypt, 0, fromEncrypt.Length); decrypted = Encoding.UTF8.GetString(fromEncrypt);//new ASCIIEncoding().GetString(fromEncrypt); return true; } } catch (CryptographicException e) { return false; } } } using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; using System.Text; using System.Security.Cryptography; using System.IO; public class CryptoService { /// <summary> /// 加密的密钥 /// </summary> string sKey = "22362E7A9285DD53A0BBC2932F9733C505DC04EDBFE00D70"; string sIV = "1E7FA9231E7FA923"; byte[] byteKey; byte[] byteIV; /// <summary> /// 加密向量 /// </summary> static byte[] bIV ={ 1, 2, 3, 4, 5, 6, 7, 8 }; public CryptoService() { } public CryptoService(string key, string IV) { sKey = key; sIV = IV; byteKey = CryptoHelper.HexStringToByteArray(sKey); byteIV = CryptoHelper.HexStringToByteArray(sIV); } /// <summary> /// 将明文加密,返回密文 /// </summary> /// <param name="Data">要加密的字串</param> /// <returns></returns> public byte[] Encrypt(string Data) { try { byte[] ret; using (MemoryStream mStream = new MemoryStream()) using (CryptoStream cStream = new CryptoStream(mStream, new TripleDESCryptoServiceProvider().CreateEncryptor(byteKey, byteIV), CryptoStreamMode.Write)) { byte[] toEncrypt = new ASCIIEncoding().GetBytes(Data); // Write the byte array to the crypto stream and flush it. cStream.Write(toEncrypt, 0, toEncrypt.Length); cStream.FlushFinalBlock(); // Get an array of bytes from the // MemoryStream that holds the // encrypted data. ret = mStream.ToArray(); } return ret; } catch (CryptographicException e) { //Console.WriteLine("A Cryptographic error occurred: {0}", e.Message); return null; } } /// <summary> /// 将明文加密,返回密文 /// </summary> /// <param name="toEncrypt">明文</param> /// <param name="encrypted">密文</param> /// <returns></returns> public bool Encrypt(byte[] toEncrypt, out byte[] encrypted) { encrypted = null; try { // Create a new MemoryStream using the passed // array of encrypted data. // Create a CryptoStream using the MemoryStream // and the passed key and initialization vector (IV). using (MemoryStream mStream = new MemoryStream()) using (CryptoStream cStream = new CryptoStream(mStream, new TripleDESCryptoServiceProvider().CreateEncryptor(byteKey, byteIV), CryptoStreamMode.Write)) { // Write the byte array to the crypto stream and flush it. cStream.Write(toEncrypt, 0, toEncrypt.Length); cStream.FlushFinalBlock(); // Get an array of bytes from the // MemoryStream that holds the // encrypted data. encrypted = mStream.ToArray(); } return true; } catch (CryptographicException e) { //Console.WriteLine("A Cryptographic error occurred: {0}", e.Message); return false; } } /// <summary> /// 将明文加密,返回 Base64 字符串 /// </summary> /// <param name="Data"></param> /// <returns></returns> public string EncryptToString(string Data) { try { string base64String = string.Empty; using (MemoryStream mStream = new MemoryStream()) using (CryptoStream cStream = new CryptoStream(mStream, new TripleDESCryptoServiceProvider().CreateEncryptor(byteKey, byteIV), CryptoStreamMode.Write)) { byte[] toEncrypt = new ASCIIEncoding().GetBytes(Data); cStream.Write(toEncrypt, 0, toEncrypt.Length); cStream.FlushFinalBlock(); byte[] ret = mStream.ToArray(); base64String = Convert.ToBase64String(ret); } return base64String; } catch (CryptographicException e) { return null; } } /// <summary> /// 将密文解密,返回明文 /// </summary> /// <param name="Data">密文</param> /// <returns>明文</returns> public bool Decrypt(byte[] Data, out string decrypted) { decrypted = string.Empty; try { using (MemoryStream msDecrypt = new MemoryStream(Data)) using (CryptoStream csDecrypt = new CryptoStream(msDecrypt, new TripleDESCryptoServiceProvider().CreateDecryptor(byteKey, byteIV), CryptoStreamMode.Read)) { byte[] fromEncrypt = new byte[Data.Length]; // Read the decrypted data out of the crypto stream // and place it into the temporary buffer. csDecrypt.Read(fromEncrypt, 0, fromEncrypt.Length); decrypted = Encoding.UTF8.GetString(fromEncrypt);//new ASCIIEncoding().GetString(fromEncrypt); return true; } } catch (CryptographicException e) { return false; } } }
PostService.cs
using System;
using System.Collections.Generic;
using System.Text;
public class PostService
{
private System.Collections.Specialized.NameValueCollection Inputs = new System.Collections.Specialized.NameValueCollection();
public string Url = "";
public string Method = "post";
public string FormName = "form1";
/// <summary>
/// 添加需要提交的名和值
/// </summary>
/// <param name="name"></param>
/// <param name="value"></param>
public void Add(string name, string value)
{
Inputs.Add(name, value);
}
/// <summary>
/// 以输出Html方式POST
/// </summary>
public void Post()
{
System.Web.HttpContext.Current.Response.Clear();
string html = string.Empty;
html += ("<html><head>");
html += (string.Format("</head><body onload=\"document.{0}.submit()\">", FormName));
html += (string.Format("<form name=\"{0}\" method=\"{1}\" action=\"{2}\" >", FormName, Method, Url));
try
{
for (int i = 0; i < Inputs.Keys.Count; i++)
{
html += (string.Format("<input name=\"{0}\" type=\"hidden\" value=\"{1}\">", Inputs.Keys[i], Inputs[Inputs.Keys[i]]));
}
html += ("</form>");
html += ("</body></html>");
System.Web.HttpContext.Current.Response.Write(html);
System.Web.HttpContext.Current.Response.End();
}
catch (Exception ee)
{
//
}
}
}
using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; [Serializable] public class SSORequest : MarshalByRefObject { public string IASID; //各独立站点标识ID public string TimeStamp; //时间戳 public string AppUrl; //各独立站点的访问地址 public string Authenticator; //各独立站点的 Token public string UserAccount; //账号 public string Password; //密码 public string IPAddress; //IP地址 //为ssresponse对象做准备 public string ErrorDescription = "认证失败"; //用户认证通过,认证失败,包数据格式不正确,数据校验不正确 public int Result = -1; public SSORequest() { } /// <summary> /// 获取当前页面上的SSORequest对象 /// </summary> /// <param name="CurrentPage"></param> /// <returns></returns> public static SSORequest GetRequest(Page CurrentPage) { SSORequest request = new SSORequest(); request.IPAddress = CurrentPage.Request.UserHostAddress; request.IASID = CurrentPage.Request["IASID"].ToString();// Request本身会Decode request.UserAccount = CurrentPage.Request["UserAccount"].ToString();//this.Text request.Password = CurrentPage.Request["Password"].ToString(); request.AppUrl = CurrentPage.Request["AppUrl"].ToString(); request.Authenticator = CurrentPage.Request["Authenticator"].ToString(); request.TimeStamp = CurrentPage.Request["TimeStamp"].ToString(); return request; } } using System; using System.Data; using System.Configuration; using System.Web; using System.Web.Security; using System.Web.UI; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; using System.Web.UI.HtmlControls; [Serializable] public class SSORequest : MarshalByRefObject { public string IASID; //各独立站点标识ID public string TimeStamp; //时间戳 public string AppUrl; //各独立站点的访问地址 public string Authenticator; //各独立站点的 Token public string UserAccount; //账号 public string Password; //密码 public string IPAddress; //IP地址 //为ssresponse对象做准备 public string ErrorDescription = "认证失败"; //用户认证通过,认证失败,包数据格式不正确,数据校验不正确 public int Result = -1; public SSORequest() { } /// <summary> /// 获取当前页面上的SSORequest对象 /// </summary> /// <param name="CurrentPage"></param> /// <returns></returns> public static SSORequest GetRequest(Page CurrentPage) { SSORequest request = new SSORequest(); request.IPAddress = CurrentPage.Request.UserHostAddress; request.IASID = CurrentPage.Request["IASID"].ToString();// Request本身会Decode request.UserAccount = CurrentPage.Request["UserAccount"].ToString();//this.Text request.Password = CurrentPage.Request["Password"].ToString(); request.AppUrl = CurrentPage.Request["AppUrl"].ToString(); request.Authenticator = CurrentPage.Request["Authenticator"].ToString(); request.TimeStamp = CurrentPage.Request["TimeStamp"].ToString(); return request; } }
配置web.config<authentication mode="Forms"> <forms name=".AspxFormAuth" loginUrl="Default.aspx" defaultUrl="center.html" protection="All" path="/" timeout="60"> </forms> </authentication> <authorization> <!--拒绝所有匿名用户--> <deny users="?"/> </authorization> <authentication mode="Forms"> <forms name=".AspxFormAuth" loginUrl="Default.aspx" defaultUrl="center.html" protection="All" path="/" timeout="60"> </forms> </authentication> <authorization> <!--拒绝所有匿名用户--> <deny users="?"/> </authorization>
最后效果如下:登录总站后,各站点之间无需再登录,可以互相访问。
另外,注销登录后,访问站点1 http://localhost/Site1/Default.aspx ,会自动跳转到主站登录页面 http://localhost/MasterSite/Default.aspx ,同样访问站点2 http://localhost/Site2/Default.aspx 也会转到主站登录页面。从主站登录后,分别访问站点1和站点2。
在IIS配置虚拟目录MasterSite Site1 Site2,当然你也可以新建站点MasterSite Site1 Site2,修改hosts表
127.0.0.1 http://www.mastersite.com/
127.0.0.1 http://www.site1.com/
127.0.0.1 http://www.site2.com/
源代码下载:http://download.csdn.net/source/1571879
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