C#实验将计算机加入域

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Diagnostics;using System.DirectoryServices;using System.Drawing;using System.Linq;using System.Management;using System.Runtime.InteropServices;using System.Security.Principal;using System.Text;using System.Windows.Forms;namespace 加入域{    public partial class Form1 : Form    {        bool joinSuccess = false;        string userName = "";        public Form1()        {            InitializeComponent();        }        private void button1_Click(object sender, EventArgs e)        {            //string domian = "Administrator";            string domain = "ecjtucs";            WindowsIdentity currentIdentity = WindowsIdentity.GetCurrent();            Debug.Assert(currentIdentity != null, "currentIdentity != null");            WindowsPrincipal currentPrincipal = new WindowsPrincipal(currentIdentity);            //string domain = Environment.UserDomainName.ToString();            userName = Environment.MachineName.ToString();            EnumComputers();            //isInDomain("WORKGROUP","Schema");            //GetDomainName();            //userName = "[e-mail]";            if (currentPrincipal.IsInRole(domain))            {                //MessageBox.Show(Environment.UserDomainName.ToString());                MessageBox.Show("该用户" + userName + "在域" + domain + "中");            }            else                MessageBox.Show("该用户" + currentPrincipal.Identity.Name + "不在域" + domain + "中");        }        /// <summary>        /// 判断客户机是否在域中，注意过滤Schema        /// </summary>        /// <param name="domainName"></param>        /// <param name="hostName"></param>        public void isInDomain(string domainName, string hostName)        {            bool isInTheDomain = false;            using (DirectoryEntry root = new DirectoryEntry("WinNT:"))            {                foreach (DirectoryEntry domain in root.Children)                {                    if (domain.Name.Equals(domainName))                    {                        foreach (DirectoryEntry computer in domain.Children)                        {                            if (computer.Name.Equals(hostName))                            {                                isInTheDomain = true;                                MessageBox.Show("在域中");                            }                        }                        if (isInTheDomain == false)                            MessageBox.Show("不在域中");                    }                }            }        }        /// <summary>        /// 获取局域网中的域的名称和客户机的名称        /// </summary>        private void EnumComputers()        {            TreeNode treeNode = new TreeNode("局域网");            this.treeView1.Nodes.Add(treeNode);            using (DirectoryEntry root = new DirectoryEntry("WinNT:"))            {                foreach (DirectoryEntry domain in root.Children)                {                    TreeNode node = new TreeNode(domain.Name);                    treeNode.Nodes.Add(node);                    foreach (DirectoryEntry computer in domain.Children)                    {                        TreeNode node_ = new TreeNode(computer.Name);                        node.Nodes.Add(node_);                    }                }            }        }        //获取域名        private static string GetDomainName()        {            // 注意：这段代码需要在Windows XP及较新版本的操作系统中才能正常运行。                SelectQuery query = new SelectQuery("Win32_ComputerSystem");            using (ManagementObjectSearcher searcher = new ManagementObjectSearcher(query))            {                foreach (ManagementObject mo in searcher.Get())                {                    if ((bool)mo["partofdomain"])                        return mo["domain"].ToString();                }            }            return null;        }        public string SetDomainMembership(string DomainName, string UserName, string Password, out string err)        {            err = "successful";            // Invoke WMI to join the domain            using (ManagementObject wmiObject = new ManagementObject(new ManagementPath("Win32_ComputerSystem.Name='" + System.Environment.MachineName + "'")))            {                try                {                    // Obtain in-parameters for the method                    ManagementBaseObject inParams = wmiObject.GetMethodParameters("JoinDomainOrWorkgroup");                    inParams["Name"] = DomainName;                    inParams["Password"] = Password;                    inParams["UserName"] = UserName + "@" + DomainName;                    inParams["AccountOU"] = null;                    inParams["FJoinOptions"] = 3; //                    // Execute the method and obtain the return values.                    ManagementBaseObject outParams = wmiObject.InvokeMethod("JoinDomainOrWorkgroup", inParams, null);                    switch (outParams["ReturnValue"].ToString())                    {                        case "5":                            err = "Access is denied";                            break;                        case "87":                            err = "The parameter is incorrect";                            break;                        case "110":                            err = "The system cannot open the specified object";                            break;                        case "1323":                            err = "Unable to update the password";                            break;                        case "1326":                            err = "Logon failure: unknown username or bad password";                            break;                        case "1355":                            err = "The specified domain either does not exist or could not be contacted";                            break;                        case "2224":                            err = "The account already exists";                            break;                        case "2691":                            err = "The machine is already joined to the domain";                            break;                        case "2692":                            err = "The machine is not currently joined to a domain";                            break;                    }                    if (err.Equals("successful"))                        joinSuccess = true;                    else                        joinSuccess = false;                    return err;                }                catch (ManagementException e)                {                    throw new Exception(e.Message);                }            }        }        /// <summary>        /// 设置客户机的DNS        /// </summary>        /// <param name="domainDNS"></param>        public static void SetDNS(string[] domainDNS)        {            //获取本机的IP地址和网关            ManagementObjectCollection moc = GetLocalIPAndGateway();            ManagementBaseObject inPar = null;            ManagementBaseObject outPar = null;            foreach (ManagementObject mo in moc)            {                //如果没有启用IP设置的网络设备则跳过                if (!(bool)mo["IPEnabled"])                {                    continue;                }                if (domainDNS != null)                {                    //设置DNS                      inPar = mo.GetMethodParameters("SetDNSServerSearchOrder");                    // 1.DNS 2.备用DNS                     inPar["DNSServerSearchOrder"] = domainDNS;                    outPar = mo.InvokeMethod("SetDNSServerSearchOrder", inPar, null);                }            }        }        public static ManagementObjectCollection GetLocalIPAndGateway()        {            ManagementClass wmi = new ManagementClass("Win32_NetworkAdapterConfiguration");            ManagementObjectCollection moc = wmi.GetInstances();            return moc;        }        public static int SetDomainMembership2(string DomainName, string UserName, string Password, out string err)        {            err = string.Empty;            try            {                string DomainNameHost = DomainName;                uint value1 = NetJoinDomain(null, DomainNameHost, null, UserName + "@" + DomainName, Password, (JoinOptions.NETSETUP_JOIN_DOMAIN | JoinOptions.NETSETUP_DOMAIN_JOIN_IF_JOINED | JoinOptions.NETSETUP_ACCT_CREATE));                err = value1.ToString();                return Convert.ToInt32(value1);            }            catch (Exception e)            {                err = e.ToString();                return -1;            }        }        [DllImport("netapi32.dll", CharSet = CharSet.Unicode)]        static extern uint NetJoinDomain(          string lpServer,          string lpDomain,          string lpAccountOU,          string lpAccount,          string lpPassword,          JoinOptions NameType);        [Flags]        enum JoinOptions        {            NETSETUP_JOIN_DOMAIN = 0x00000001,            NETSETUP_ACCT_CREATE = 0x00000002,            NETSETUP_ACCT_DELETE = 0x00000004,            NETSETUP_WIN9X_UPGRADE = 0x00000010,            NETSETUP_DOMAIN_JOIN_IF_JOINED = 0x00000020,            NETSETUP_JOIN_UNSECURE = 0x00000040,            NETSETUP_MACHINE_PWD_PASSED = 0x00000080,            NETSETUP_DEFER_SPN_SET = 0x10000000        }        /// <summary>        /// 启用DHCP服务器        /// </summary>        public static void EnableDHCP()        {            ManagementClass wmi = new ManagementClass("Win32_NetworkAdapterConfiguration");            ManagementObjectCollection moc = wmi.GetInstances();            foreach (ManagementObject mo in moc)            {                //如果没有启用IP设置的网络设备则跳过                if (!(bool)mo["IPEnabled"])                    continue;                //重置DNS为空                mo.InvokeMethod("SetDNSServerSearchOrder", null);                //开启DHCP                mo.InvokeMethod("EnableDHCP", null);            }        }        private void button2_Click(object sender, EventArgs e)        {            userName = Environment.UserDomainName.ToString();            string domainName = "ecjtucs.com";            string pwd = "Pass@word54321";            string dns = "192.168.2.249";            string message;            //修改DNS            SetDNS(new string[] { dns });            //EnableDHCP();            int message1 = SetDomainMembership2(domainName, userName, pwd, out message);            //SetDomainMembership2(domainName, userName, pwd, out message);            //SetDomainMembership2(domainName, "Lele", pwd, out message);        }    }}