cyf
369 lines
13 KiB
C#
369 lines
13 KiB
C#
using System;
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using System.Collections.Generic;
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using System.DirectoryServices;
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using System.Linq;
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using System.Text;
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namespace Lskj.Util
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{
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public static class ADUtil
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{
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public static bool? ADLogin = null;
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/// <summary>
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/// LDAP绑定路径 LDAP://test.com
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/// </summary>
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public static string ADPath;//= WebConfigUtil.Get("AdPath");
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/// <summary>
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/// 管理员登录帐号
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/// </summary>
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public static string ADUser;//= WebConfigUtil.Get("AdUser");
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/// <summary>
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/// 管理员登录密码
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/// </summary>
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public static string ADPwd;//= WebConfigUtil.Get("AdPwd");
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#region GetDirectoryEntry
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/// <summary>
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/// 根据用户公共名称取得用户的 对象用户公共名称如果找到该用户，则返回用户的 对象；否则返回 null
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/// </summary>
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/// <param name="commonName"></param>
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/// <returns></returns>
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public static DirectoryEntry GetDirectoryEntry(string commonName)
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{
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DirectoryEntry de = GetDirectoryObject();
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DirectorySearcher deSearch = new DirectorySearcher(de);
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deSearch.Filter = "(&(&(objectCategory=person)(objectClass=user))(cn=" + commonName + "))";
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deSearch.SearchScope = SearchScope.Subtree;
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try
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{
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SearchResult result = deSearch.FindOne();
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de = new DirectoryEntry(result.Path);
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return de;
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}
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catch
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{
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return null;
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}
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}
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/// <summary>
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/// 根据用户公共名称和密码取得用户的 对象。用户公共名称用户密码如果找到该用户，则返回用户的 对象；否则返回 null
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/// </summary>
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/// <param name="commonName"></param>
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/// <param name="password"></param>
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/// <returns></returns>
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public static DirectoryEntry GetDirectoryEntry(string commonName, string password)
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{
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DirectoryEntry de = GetDirectoryObject(commonName, password);
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de.RefreshCache();
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DirectorySearcher deSearch = new DirectorySearcher(de);
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deSearch.Filter = "";
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deSearch.SearchScope = SearchScope.Subtree;
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SearchResult result = deSearch.FindOne();
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de = new DirectoryEntry(result.Path);
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return de;
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}
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/// <summary>
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/// 根据用户帐号称取得用户的 对象用户帐号名如果找到该用户，则返回用户的 对象；否则返回 null
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/// </summary>
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/// <param name="sAMAccountName"></param>
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/// <returns></returns>
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public static DirectoryEntry GetDirectoryEntryByAccount(string sAMAccountName)
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{
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DirectoryEntry de = GetDirectoryObject();
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DirectorySearcher deSearch = new DirectorySearcher(de);
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// deSearch.Filter = "(&(&(objectCategory=person)(objectClass=user))(sAMAccountName=" + sAMAccountName + "))";
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deSearch.Filter = "(&(objectCategory=user)(sAMAccountName=" + sAMAccountName + "))";
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deSearch.SearchScope = SearchScope.Subtree;
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try
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{
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SearchResult result = deSearch.FindOne();
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de = new DirectoryEntry(result.Path, ADUser, ADPwd, AuthenticationTypes.Secure);
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return de;
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}
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catch
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{
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return null;
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}
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}
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/// <summary>
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/// 根据用户帐号和密码取得用户的 对象用户帐号名用户密码如果找到该用户，则返回用户的 对象；否则返回 null
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/// </summary>
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/// <param name="sAMAccountName"></param>
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/// <param name="password"></param>
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/// <returns></returns>
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public static DirectoryEntry GetDirectoryEntryByAccount(string sAMAccountName, string password)
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{
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if (GetDirectoryEntry(sAMAccountName, password) != null)
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return GetDirectoryEntry(sAMAccountName, password);
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else
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return null;
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//DirectoryEntry de = GetDirectoryEntryByAccount(sAMAccountName);
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//if (de != null)
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//{
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// string commonName = de.Properties["cn"][0].ToString();
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//}
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//else
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//{
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// return null;
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//}
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}
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/// <summary>
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/// 根据组名取得用户组的 对象 组名
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/// </summary>
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/// <param name="groupName"></param>
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/// <returns></returns>
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public static DirectoryEntry GetDirectoryEntryOfGroup(string groupName)
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{
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DirectoryEntry de = GetDirectoryObject();
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DirectorySearcher deSearch = new DirectorySearcher(de);
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deSearch.Filter = "(&(objectClass=group)(cn=" + groupName + "))";
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deSearch.SearchScope = SearchScope.Subtree;
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try
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{
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SearchResult result = deSearch.FindOne();
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de = new DirectoryEntry(result.Path);
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return de;
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}
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catch
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{
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return null;
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}
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}
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#endregion
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#region GetDirectoryObject
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private static DirectoryEntry GetDirectoryObject()
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{
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DirectoryEntry entry = new DirectoryEntry(ADPath, ADUser, ADPwd, AuthenticationTypes.Secure);
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return entry;
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}
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private static DirectoryEntry GetDirectoryObject(string userName, string password)
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{
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DirectoryEntry entry = new DirectoryEntry(ADPath, userName, password);//, AuthenticationTypes.None
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return entry;
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}
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private static DirectoryEntry GetDirectoryObject(string domainReference)
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{
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DirectoryEntry entry = new DirectoryEntry(ADPath + domainReference, ADUser, ADPwd, AuthenticationTypes.Secure);
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return entry;
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}
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private static DirectoryEntry GetDirectoryObject(string domainReference, string userName, string password)
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{
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DirectoryEntry entry = new DirectoryEntry(ADPath + domainReference, userName, password, AuthenticationTypes.Secure);
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return entry;
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}
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#endregion
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/// <summary>
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/// 判断用户与密码是否足够以满足身份验证进而登录用户公共名称 密码 如能可正常登录，则返回 true；否则返回 false
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/// </summary>
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/// <param name="commonName"></param>
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/// <param name="password"></param>
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/// <returns></returns>
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public static LoginResult Login(string commonName, string password)
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{
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DirectoryEntry de = GetDirectoryEntry(commonName, password);
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if (de != null)
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{
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// 必须在判断用户密码正确前，对帐号激活属性进行判断；否则将出现异常。
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int userAccountControl = Convert.ToInt32(de.Properties["userAccountControl"][0]);
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de.Close();
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if (!IsAccountActive(userAccountControl))
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return LoginResult.LOGIN_USER_ACCOUNT_INACTIVE;
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if (GetDirectoryEntry(commonName, password) != null)
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return LoginResult.LOGIN_USER_OK;
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else
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return LoginResult.LOGIN_USER_PASSWORD_INCORRECT;
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}
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else
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{
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return LoginResult.LOGIN_USER_DOESNT_EXIST;
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}
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}
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/// <summary>
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/// 判断用户帐号与密码是否足够以满足身份验证进而登录 用户帐号密码如能可正常登录，则返回 true；否则返回 false
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/// </summary>
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/// <param name="sAMAccountName"></param>
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/// <param name="password"></param>
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/// <returns></returns>
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public static LoginResult LoginByAccount(string sAMAccountName, string password)
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{
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try
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{
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if (GetDirectoryEntryByAccount(sAMAccountName, password) != null)
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return LoginResult.LOGIN_USER_OK;
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else
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return LoginResult.LOGIN_USER_PASSWORD_INCORRECT;
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}
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catch (Exception ex)
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{
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if (ex.Message.Contains("该目录服务不可用"))
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{
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return LoginResult.LOGIN_USER_DOESNT_EXIST;
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}
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else
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if (ex.Message.Contains("未知的用户名或错误密码"))
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{
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return LoginResult.LOGIN_USER_PASSWORD_INCORRECT;
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}
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else {
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return LoginResult.LOGIN_USER_ACCOUNT_INACTIVE;
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}
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}
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//DirectoryEntry de = GetDirectoryEntryByAccount(sAMAccountName);
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//if (de != null)
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//{
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// // 必须在判断用户密码正确前，对帐号激活属性进行判断；否则将出现异常。
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// int userAccountControl = Convert.ToInt32(de.Properties["userAccountControl"][0]);
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// de.Close();
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// if (!IsAccountActive(userAccountControl))
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// return LoginResult.LOGIN_USER_ACCOUNT_INACTIVE;
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//}
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//else
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//{
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// return LoginResult.LOGIN_USER_DOESNT_EXIST;
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//}
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}
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/// <summary>
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/// 判断用户帐号是否激活用户帐号属性控制器如果用户帐号已经激活，返回 true；否则返回 false
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/// </summary>
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/// <param name="userAccountControl"></param>
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/// <returns></returns>
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public static bool IsAccountActive(int userAccountControl)
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{
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int userAccountControl_Disabled = Convert.ToInt32(ADS_USER_FLAG_ENUM.ADS_UF_ACCOUNTDISABLE);
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int flagExists = userAccountControl & userAccountControl_Disabled;
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if (flagExists > 0)
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return false;
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else
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return true;
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}
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}
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///
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/// 用户登录验证结果
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///
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public enum LoginResult
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{
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/// <summary>
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/// 正常登录
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/// </summary>
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LOGIN_USER_OK = 1,
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/// <summary>
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/// 用户不存在
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/// </summary>
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LOGIN_USER_DOESNT_EXIST,
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/// <summary>
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/// 用户帐号被禁用
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/// </summary>
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LOGIN_USER_ACCOUNT_INACTIVE,
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/// <summary>
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/// 用户密码不正确
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/// </summary>
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LOGIN_USER_PASSWORD_INCORRECT
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}
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public enum ADS_USER_FLAG_ENUM
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{
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/// <summary>
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/// 登录脚本标志。如果通过 ADSI LDAP 进行读或写操作时，该标志失效。如果通过 ADSI WINNT，该标志为只读。
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/// </summary>
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ADS_UF_SCRIPT = 0X0001,
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/// <summary>
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/// 用户帐号禁用标志
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/// </summary>
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ADS_UF_ACCOUNTDISABLE = 0X0002,
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/// <summary>
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/// 主文件夹标志
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/// </summary>
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ADS_UF_HOMEDIR_REQUIRED = 0X0008,
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/// <summary>
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/// 过期标志
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/// </summary>
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ADS_UF_LOCKOUT = 0X0010,
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/// <summary>
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/// 用户密码不是必须的
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/// </summary>
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ADS_UF_PASSWD_NOTREQD = 0X0020,
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/// <summary>
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/// 密码不能更改标志
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/// </summary>
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ADS_UF_PASSWD_CANT_CHANGE = 0X0040,
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/// <summary>
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/// 使用可逆的加密保存密码
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/// </summary>
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ADS_UF_ENCRYPTED_TEXT_PASSWORD_ALLOWED = 0X0080,
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/// <summary>
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/// 本地帐号标志
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/// </summary>
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ADS_UF_TEMP_DUPLICATE_ACCOUNT = 0X0100,
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/// <summary>
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/// 普通用户的默认帐号类型
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/// </summary>
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ADS_UF_NORMAL_ACCOUNT = 0X0200,
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/// <summary>
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/// 跨域的信任帐号标志
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/// </summary>
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ADS_UF_INTERDOMAIN_TRUST_ACCOUNT = 0X0800,
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/// <summary>
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/// 工作站信任帐号标志
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/// </summary>
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ADS_UF_WORKSTATION_TRUST_ACCOUNT = 0x1000,
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/// <summary>
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/// 服务器信任帐号标志
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/// </summary>
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ADS_UF_SERVER_TRUST_ACCOUNT = 0X2000,
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/// <summary>
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/// 密码永不过期标志
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/// </summary>
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ADS_UF_DONT_EXPIRE_PASSWD = 0X10000,
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/// <summary>
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/// MNS 帐号标志
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/// </summary>
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ADS_UF_MNS_LOGON_ACCOUNT = 0X20000,
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/// <summary>
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/// 交互式登录必须使用智能卡
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/// </summary>
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ADS_UF_SMARTCARD_REQUIRED = 0X40000,
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/// <summary>
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/// 当设置该标志时，服务帐号（用户或计算机帐号）将通过 Kerberos 委托信任
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/// </summary>
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ADS_UF_TRUSTED_FOR_DELEGATION = 0X80000,
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/// <summary>
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/// 当设置该标志时，即使服务帐号是通过 Kerberos 委托信任的，敏感帐号不能被委托
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/// </summary>
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ADS_UF_NOT_DELEGATED = 0X100000,
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/// <summary>
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/// 此帐号需要 DES 加密类型
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/// </summary>
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ADS_UF_USE_DES_KEY_ONLY = 0X200000,
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/// <summary>
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/// 不要进行 Kerberos 预身份验证
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/// </summary>
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ADS_UF_DONT_REQUIRE_PREAUTH = 0X4000000,
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/// <summary>
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/// 用户密码过期标志
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/// </summary>
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ADS_UF_PASSWORD_EXPIRED = 0X800000,
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/// <summary>
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/// 用户帐号可委托标志
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/// </summary>
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ADS_UF_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION = 0X1000000
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}
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}
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