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ADHelper 活动目录用户操作类

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         ADHelper 活动目录用户操作类

分类: sharepoint 学习札记

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

using System.DirectoryServices;
using System.Runtime.InteropServices;
using System.Security.Principal;

namespace SystemFrameworks.Helper
{
    ///

    ///活动目录辅助类。封装一系列活动目录操作相关的方法。

    ///

    public sealed class ADHelper
    {
        ///域名
        private static string DomainName = "MyDomain";

        /// LDAP 地址
        private static string LDAPDomain = "DC=MyDomain,DC=local";

        /// LDAP绑定路径
          private static string ADPath = "LDAP://brooks.mydomain.local";

        ///登录帐号
        private static string ADUser = "Administrator";

        ///登录密码
        private static string ADPassword = "password";

        ///扮演类实例
        private static IdentityImpersonation impersonate = new IdentityImpersonation(ADUser, ADPassword, DomainName);

        ///用户登录验证结果
        public enum LoginResult
        {

            ///正常登录
            LOGIN_USER_OK = 0,

            ///用户不存在
            LOGIN_USER_DOESNT_EXIST,

            ///用户帐号被禁用
            LOGIN_USER_ACCOUNT_INACTIVE,

            ///用户密码不正确
            LOGIN_USER_PASSWORD_INCORRECT

        }


        ///用户属性定义标志
        public enum ADS_USER_FLAG_ENUM
        {

            ///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。
            ADS_UF_SCRIPT = 0X0001,

            ///用户帐号禁用标志
             ADS_UF_ACCOUNTDISABLE = 0X0002,

            ///主文件夹标志
            ADS_UF_HOMEDIR_REQUIRED = 0X0008,

            ///过期标志
            ADS_UF_LOCKOUT = 0X0010,

            ///用户密码不是必须的
            ADS_UF_PASSWD_NOTREQD = 0X0020,

            ///密码不能更改标志
            ADS_UF_PASSWD_CANT_CHANGE = 0X0040,

            ///使用可逆的加密保存密码
            ADS_UF_ENCRYPTED_TEXT_PASSWORD_ALLOWED = 0X0080,

            ///本地帐号标志
            ADS_UF_TEMP_DUPLICATE_ACCOUNT = 0X0100,

            ///普通用户的默认帐号类型
            ADS_UF_NORMAL_ACCOUNT = 0X0200,

            ///跨域的信任帐号标志
            ADS_UF_INTERDOMAIN_TRUST_ACCOUNT = 0X0800,

            ///工作站信任帐号标志
            ADS_UF_WORKSTATION_TRUST_ACCOUNT = 0x1000,

            ///服务器信任帐号标志
            ADS_UF_SERVER_TRUST_ACCOUNT = 0X2000,

            ///密码永不过期标志
            ADS_UF_DONT_EXPIRE_PASSWD = 0X10000,

            /// MNS 帐号标志
            ADS_UF_MNS_LOGON_ACCOUNT = 0X20000,

            ///交互式登录必须使用智能卡
            ADS_UF_SMARTCARD_REQUIRED = 0X40000,

            ///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
            ADS_UF_TRUSTED_FOR_DELEGATION = 0X80000,

            ///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
            ADS_UF_NOT_DELEGATED = 0X100000,

            ///此帐号需要 DES 加密类型
            ADS_UF_USE_DES_KEY_ONLY = 0X200000,

            ///不要进行 Kerberos 预身份验证
            ADS_UF_DONT_REQUIRE_PREAUTH = 0X4000000,

            ///用户密码过期标志
            ADS_UF_PASSWORD_EXPIRED = 0X800000,

            ///用户帐号可委托标志
            ADS_UF_TRUSTED_TO_AUTHENTICATE_FOR_DELEGATION = 0X1000000

        }

 

        public ADHelper()
        {

            //

        }

 

        #region GetDirectoryObject


        ///获得DirectoryEntry对象实例,以管理员登陆AD
        private static DirectoryEntry GetDirectoryObject()
        {

            DirectoryEntry entry = new DirectoryEntry(ADPath, ADUser, ADPassword, AuthenticationTypes.Secure);

            return entry;

        }

 

        ///根据指定用户名和密码获得相应DirectoryEntry实体
        private static DirectoryEntry GetDirectoryObject(string userName, string password)
        {

            DirectoryEntry entry = new DirectoryEntry(ADPath, userName, password, AuthenticationTypes.None);

            return entry;

        }


        /// i.e. /CN=Users,DC=creditsights, DC=cyberelves, DC=Com
        private static DirectoryEntry GetDirectoryObject(string domainReference)
        {

            DirectoryEntry entry = new DirectoryEntry(ADPath + domainReference, ADUser, ADPassword, AuthenticationTypes.Secure);

            return entry;

        }


        ///获得以UserName,Password创建的DirectoryEntry
        private static DirectoryEntry GetDirectoryObject(string domainReference, string userName, string password)
        {

            DirectoryEntry entry = new DirectoryEntry(ADPath + domainReference, userName, password, AuthenticationTypes.Secure);

            return entry;

        }

 

        #endregion

 

        #region GetDirectoryEntry


        ///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

        public static DirectoryEntry GetDirectoryEntry(string commonName)
        {

            DirectoryEntry de = GetDirectoryObject();

            DirectorySearcher deSearch = new DirectorySearcher(de);

            deSearch.Filter = "(&(&(objectCategory=person)(objectClass=user))(cn=" + commonName + "))";

            deSearch.SearchScope = SearchScope.Subtree;

            try
            {

                SearchResult result = deSearch.FindOne();

                de = new DirectoryEntry(result.Path);

                return de;

            }

            catch
            {

                return null;

            }

        }

 

        ///

        ///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

        public static DirectoryEntry GetDirectoryEntry(string commonName, string password)
        {

            DirectoryEntry de = GetDirectoryObject(commonName, password);

            DirectorySearcher deSearch = new DirectorySearcher(de);

            deSearch.Filter = "(&(&(objectCategory=person)(objectClass=user))(cn=" + commonName + "))";

            deSearch.SearchScope = SearchScope.Subtree;

 

            try
            {

                SearchResult result = deSearch.FindOne();

                de = new DirectoryEntry(result.Path);

                return de;

            }

            catch
            {

                return null;

            }

        }

 

        ///

        ///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

        public static DirectoryEntry GetDirectoryEntryByAccount(string sAMAccountName)
        {

            DirectoryEntry de = GetDirectoryObject();

            DirectorySearcher deSearch = new DirectorySearcher(de);

            deSearch.Filter = "(&(&(objectCategory=person)(objectClass=user))(sAMAccountName=" + sAMAccountName + "))";

            deSearch.SearchScope = SearchScope.Subtree;

 

            try
            {

                SearchResult result = deSearch.FindOne();

                de = new DirectoryEntry(result.Path);

                return de;

            }

            catch
            {

                return null;

            }

        }

 

        ///

        ///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

        public static DirectoryEntry GetDirectoryEntryByAccount(string sAMAccountName, string password)
        {

            DirectoryEntry de = GetDirectoryEntryByAccount(sAMAccountName);

            if (de != null)
            {

                string commonName = de.Properties["cn"][0].ToString();

 

                if (GetDirectoryEntry(commonName, password) != null)

                    return GetDirectoryEntry(commonName, password);

                else

                    return null;

            }

            else
            {

                return null;

            }

        }

 

        ///

        ///根据组名取得用户组的 对象

        ///

        ///组名

        ///

        public static DirectoryEntry GetDirectoryEntryOfGroup(string groupName)
        {

            DirectoryEntry de = GetDirectoryObject();

            DirectorySearcher deSearch = new DirectorySearcher(de);

            deSearch.Filter = "(&(objectClass=group)(cn=" + groupName + "))";

            deSearch.SearchScope = SearchScope.Subtree;

 

            try
            {

                SearchResult result = deSearch.FindOne();

                de = new DirectoryEntry(result.Path);

                return de;

            }

            catch
            {

                return null;

            }

        }

 

        #endregion

 

        #region GetProperty

 

        ///

        ///获得指定 指定属性名对应的值

        ///

        ///

        ///属性名称

        ///属性值

        public static string GetProperty(DirectoryEntry de, string propertyName)
        {

            if (de.Properties.Contains(propertyName))
            {

                return de.Properties[propertyName][0].ToString();

            }

            else
            {

                return string.Empty;

            }

        }

 

        ///

        ///获得指定搜索结果 中指定属性名对应的值

        ///

        ///

        ///属性名称

        ///属性值

        public static string GetProperty(SearchResult searchResult, string propertyName)
        {

            if (searchResult.Properties.Contains(propertyName))
            {

                return searchResult.Properties[propertyName][0].ToString();

            }

            else
            {

                return string.Empty;

            }

        }

 

        #endregion

 

        ///

        ///设置指定 的属性值

        ///

        ///

        ///属性名称

        ///属性值

        public static void SetProperty(DirectoryEntry de, string propertyName, string propertyValue)
        {

            if (propertyValue != string.Empty || propertyValue != "" || propertyValue != null)
            {

                if (de.Properties.Contains(propertyName))
                {

                    de.Properties[propertyName][0] = propertyValue;

                }

                else
                {

                    de.Properties[propertyName].Add(propertyValue);

                }

            }

        }

 

        ///

        ///创建新的用户

        ///

        ///DN 位置。例如:OU=共享平台 或 CN=Users

        ///公共名称

        ///帐号

        ///密码

        ///

        public static DirectoryEntry CreateNewUser(string ldapDN, string commonName, string sAMAccountName, string password)
        {

            DirectoryEntry entry = GetDirectoryObject();

            DirectoryEntry subEntry = entry.Children.Find(ldapDN);

            DirectoryEntry deUser = subEntry.Children.Add("CN=" + commonName, "user");

            deUser.Properties["sAMAccountName"].Value = sAMAccountName;

            deUser.CommitChanges();

            ADHelper.EnableUser(commonName);

            ADHelper.SetPassword(commonName, password);

            deUser.Close();

            return deUser;

        }

 

        ///

        ///创建新的用户。默认创建在 Users 单元下。

        ///

        ///公共名称

        ///帐号

        ///密码

        ///

        public static DirectoryEntry CreateNewUser(string commonName, string sAMAccountName, string password)
        {

            return CreateNewUser("CN=Users", commonName, sAMAccountName, password);

        }

 

        ///

        ///判断指定公共名称的用户是否存在

        ///

        ///用户公共名称

        ///如果存在,返回 true;否则返回 false

        public static bool IsUserExists(string commonName)
        {

            DirectoryEntry de = GetDirectoryObject();

            DirectorySearcher deSearch = new DirectorySearcher(de);

            deSearch.Filter = "(&(&(objectCategory=person)(objectClass=user))(cn=" + commonName + "))";       // LDAP 查询串

            SearchResultCollection results = deSearch.FindAll();

 

            if (results.Count == 0)

                return false;

            else

                return true;

        }

 

        ///

        ///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

        public static bool IsAccountActive(int userAccountControl)
        {

            int userAccountControl_Disabled = Convert.ToInt32(ADS_USER_FLAG_ENUM.ADS_UF_ACCOUNTDISABLE);

            int flagExists = userAccountControl & userAccountControl_Disabled;

 

            if (flagExists > 0)

                return false;

            else

                return true;

        }

 

        ///

        ///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

        public static LoginResult Login(string commonName, string password)
        {

            DirectoryEntry de = GetDirectoryEntry(commonName);

 

            if (de != null)
            {

                // 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。

                int userAccountControl = Convert.ToInt32(de.Properties["userAccountControl"][0]);

                de.Close();

 

                if (!IsAccountActive(userAccountControl))

                    return LoginResult.LOGIN_USER_ACCOUNT_INACTIVE;

 

                if (GetDirectoryEntry(commonName, password) != null)

                    return LoginResult.LOGIN_USER_OK;

                else

                    return LoginResult.LOGIN_USER_PASSWORD_INCORRECT;

            }

            else
            {

                return LoginResult.LOGIN_USER_DOESNT_EXIST;

            }

        }

 

        ///

        ///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

        public static LoginResult LoginByAccount(string sAMAccountName, string password)
        {

            DirectoryEntry de = GetDirectoryEntryByAccount(sAMAccountName);

 

            if (de != null)
            {

                // 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。

                int userAccountControl = Convert.ToInt32(de.Properties["userAccountControl"][0]);

                de.Close();

 

                if (!IsAccountActive(userAccountControl))

                    return LoginResult.LOGIN_USER_ACCOUNT_INACTIVE;

 

                if (GetDirectoryEntryByAccount(sAMAccountName, password) != null)

                    return LoginResult.LOGIN_USER_OK;

                else

                    return LoginResult.LOGIN_USER_PASSWORD_INCORRECT;

            }

            else
            {

                return LoginResult.LOGIN_USER_DOESNT_EXIST;

            }

        }

 

        ///

        ///设置用户密码,管理员可以通过它来修改指定用户的密码。

        ///

        ///用户公共名称

        ///用户新密码

        public static void SetPassword(string commonName, string newPassword)
        {

            DirectoryEntry de = GetDirectoryEntry(commonName);

 

            // 模拟超级管理员,以达到有权限修改用户密码

            impersonate.BeginImpersonate();

            de.Invoke("SetPassword", new object[] { newPassword });

            impersonate.StopImpersonate();

 

            de.Close();

        }

 

        ///

        ///设置帐号密码,管理员可以通过它来修改指定帐号的密码。

        ///

        ///用户帐号

        ///用户新密码

        public static void SetPasswordByAccount(string sAMAccountName, string newPassword)
        {

            DirectoryEntry de = GetDirectoryEntryByAccount(sAMAccountName);

 

            // 模拟超级管理员,以达到有权限修改用户密码

            IdentityImpersonation impersonate = new IdentityImpersonation(ADUser, ADPassword, DomainName);

            impersonate.BeginImpersonate();

            de.Invoke("SetPassword", new object[] { newPassword });

            impersonate.StopImpersonate();

 

            de.Close();

        }

 

        ///

        ///修改用户密码

        ///

        ///用户公共名称

        ///旧密码

        ///新密码

        public static void ChangeUserPassword(string commonName, string oldPassword, string newPassword)
        {

            // to-do: 需要解决密码策略问题

            DirectoryEntry oUser = GetDirectoryEntry(commonName);

            oUser.Invoke("ChangePassword", new Object[] { oldPassword, newPassword });

            oUser.Close();

        }

 

        ///

        ///启用指定公共名称的用户

        ///

        ///用户公共名称

        public static void EnableUser(string commonName)
        {

            EnableUser(GetDirectoryEntry(commonName));

        }

 

        ///

        ///启用指定 的用户

        ///

        ///

        public static void EnableUser(DirectoryEntry de)
        {

            impersonate.BeginImpersonate();

            de.Properties["userAccountControl"][0] = ADHelper.ADS_USER_FLAG_ENUM.ADS_UF_NORMAL_ACCOUNT | ADHelper.ADS_USER_FLAG_ENUM.ADS_UF_DONT_EXPIRE_PASSWD;

            de.CommitChanges();

            impersonate.StopImpersonate();

            de.Close();

        }

 

        ///

        ///禁用指定公共名称的用户

        ///

        ///用户公共名称

        public static void DisableUser(string commonName)
        {

            DisableUser(GetDirectoryEntry(commonName));

        }

 

        ///

        ///禁用指定 的用户

        ///

        ///

        public static void DisableUser(DirectoryEntry de)
        {

            impersonate.BeginImpersonate();

            de.Properties["userAccountControl"][0] = ADHelper.ADS_USER_FLAG_ENUM.ADS_UF_NORMAL_ACCOUNT | ADHelper.ADS_USER_FLAG_ENUM.ADS_UF_DONT_EXPIRE_PASSWD | ADHelper.ADS_USER_FLAG_ENUM.ADS_UF_ACCOUNTDISABLE;

            de.CommitChanges();

            impersonate.StopImpersonate();

            de.Close();

        }

 

        ///

        ///将指定的用户添加到指定的组中。默认为 Users 下的组和用户。

        ///

        ///用户公共名称

        ///组名

        public static void AddUserToGroup(string userCommonName, string groupName)
        {

            DirectoryEntry oGroup = GetDirectoryEntryOfGroup(groupName);

            DirectoryEntry oUser = GetDirectoryEntry(userCommonName);

 

            impersonate.BeginImpersonate();

            oGroup.Properties["member"].Add(oUser.Properties["distinguishedName"].Value);

            oGroup.CommitChanges();

            impersonate.StopImpersonate();

 

            oGroup.Close();

            oUser.Close();

        }

 

        ///

        ///将用户从指定组中移除。默认为 Users 下的组和用户。

        ///

        ///用户公共名称

        ///组名

        public static void RemoveUserFromGroup(string userCommonName, string groupName)
        {

            DirectoryEntry oGroup = GetDirectoryEntryOfGroup(groupName);

            DirectoryEntry oUser = GetDirectoryEntry(userCommonName);

 

            impersonate.BeginImpersonate();

            oGroup.Properties["member"].Remove(oUser.Properties["distinguishedName"].Value);

            oGroup.CommitChanges();

            impersonate.StopImpersonate();

 

            oGroup.Close();

            oUser.Close();

        }

 

    }

 

    ///

    ///用户模拟角色类。实现在程序段内进行用户角色模拟。

    ///

    public class IdentityImpersonation
    {

        [DllImport("advapi32.dll", SetLastError = true)]

        public static extern bool LogonUser(String lpszUsername, String lpszDomain, String lpszPassword, int dwLogonType, int dwLogonProvider, ref IntPtr phToken);

 

        [DllImport("advapi32.dll", CharSet = CharSet.Auto, SetLastError = true)]

        public extern static bool DuplicateToken(IntPtr ExistingTokenHandle, int SECURITY_IMPERSONATION_LEVEL, ref IntPtr DuplicateTokenHandle);

 

        [DllImport("kernel32.dll", CharSet = CharSet.Auto)]

        public extern static bool CloseHandle(IntPtr handle);

 

        // 要模拟的用户的用户名、密码、域(机器名)

        private String _sImperUsername;

        private String _sImperPassword;

        private String _sImperDomain;

        // 记录模拟上下文

        private WindowsImpersonationContext _imperContext;

        private IntPtr _adminToken;

        private IntPtr _dupeToken;

        // 是否已停止模拟

        private Boolean _bClosed;

 

        ///

        ///构造函数

        ///

        ///所要模拟的用户的用户名

        ///所要模拟的用户的密码

        ///所要模拟的用户所在的域

        public IdentityImpersonation(String impersonationUsername, String impersonationPassword, String impersonationDomain)
        {

            _sImperUsername = impersonationUsername;

            _sImperPassword = impersonationPassword;

            _sImperDomain = impersonationDomain;

 

            _adminToken = IntPtr.Zero;

            _dupeToken = IntPtr.Zero;

            _bClosed = true;

        }

 

        ///

        ///析构函数

        ///

        ~IdentityImpersonation()
        {

            if (!_bClosed)
            {

                StopImpersonate();

            }

        }

 

        ///

        ///开始身份角色模拟。

        ///

        ///

        public Boolean BeginImpersonate()
        {

            Boolean bLogined = LogonUser(_sImperUsername, _sImperDomain, _sImperPassword, 2, 0, ref _adminToken);

 

            if (!bLogined)
            {

                return false;

            }

 

            Boolean bDuped = DuplicateToken(_adminToken, 2, ref _dupeToken);

 

            if (!bDuped)
            {

                return false;

            }

 

            WindowsIdentity fakeId = new WindowsIdentity(_dupeToken);

            _imperContext = fakeId.Impersonate();

 

            _bClosed = false;

 

            return true;

        }

 

        ///

        ///停止身分角色模拟。

        ///

        public void StopImpersonate()
        {

            _imperContext.Undo();

            CloseHandle(_dupeToken);

            CloseHandle(_adminToken);

            _bClosed = true;

        }

    }


}

ADHelper 活动目录用户操作类

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原文地址:http://www.cnblogs.com/ningang/p/4320418.html

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