C# 启动/停止 iis 网站 例子源码(iis 6.0下测试通过)_c# 实现web站点启动和停止

      #region IIS启动/停止
        private enum eStates
        {
            Start = 2,
            Stop = 4,
            Pause = 6,
        }
        private string lastWebsite;

        private string websiteHash
        {
            get
            {
                return string.Format("{0}:{1}:{2}", txtServer.Text, txtUserID.Text, txtPassword.Text);
            }
        }
        private void initWebsiteList()
        {
            if (websiteHash == lastWebsite)
                return;
            lastWebsite = websiteHash;
            Cursor saveCursor = Cursor;
            Cursor = Cursors.WaitCursor;
            cmbWebsites.Items.Clear();
            cmbWebsites.Items.AddRange(enumerateSites());
            if (cmbWebsites.Items.Count > 0)
                cmbWebsites.SelectedIndex = 0;
            Cursor = saveCursor;
        }
        /// <summary>
        /// 定义开始”或“停止”,当前选择的网站上设置状态
        /// </summary>
        /// <param name="state"></param>
        private void siteInvoke(eStates state)
        {
            string site = getSiteIdByName(cmbWebsites.SelectedItem.ToString());

            if (site == null)
            {
                // on the odd chance that someone removed the website since we
                // enumerated the list
                MessageBox.Show("Website '" + cmbWebsites.SelectedItem + "' not found", "Can't " + state + " website");
                showStatus(site);
                return;
            }
            lblSite.Text = site;

            try
            {
                ConnectionOptions connectionOptions = new ConnectionOptions();

                if (txtUserID.Text.Length > 0)
                {
                    connectionOptions.Username = txtUserID.Text;
                    connectionOptions.Password = txtPassword.Text;
                }
                else
                {
                    connectionOptions.Impersonation = ImpersonationLevel.Impersonate;
                }

                ManagementScope managementScope =
                    new ManagementScope(@"\\" + txtServer.Text + @"\root\microsoftiisv2", connectionOptions);

                managementScope.Connect();
                if (managementScope.IsConnected == false)
                {
                    MessageBox.Show("Could not connect to WMI namespace " + managementScope.Path, "Connect Failed");
                }
                else
                {
                    SelectQuery selectQuery =
                        new SelectQuery("Select * From IIsWebServer Where Name = 'W3SVC/" + site + "'");
                    using (ManagementObjectSearcher managementObjectSearcher =
                            new ManagementObjectSearcher(managementScope, selectQuery))
                    {
                        foreach (ManagementObject objMgmt in managementObjectSearcher.Get())
                            objMgmt.InvokeMethod(state.ToString(), new object[0]);
                    }
                }
            }
            catch (Exception ex)
            {
                if (ex.ToString().Contains("Invalid namespace"))
                {
                    MessageBox.Show("Invalid Namespace Exception" + Environment.NewLine + Environment.NewLine +
                                    "This program only works with IIS 6 and later", "Can't " + state + " website");
                }
                else
                {
                    MessageBox.Show(ex.Message, "Can't " + state + " website");
                }
            }
            showStatus(site);
        }
        /// <summary>
        /// 通过siteId找到指定的网站名称
        /// </summary>
        /// <param name="siteName"></param>
        /// <returns></returns>
        private string getSiteIdByName(string siteName)
        {
            DirectoryEntry root = getDirectoryEntry("IIS://" + txtServer.Text + "/W3SVC");
            foreach (DirectoryEntry e in root.Children)
            {
                if (e.SchemaClassName == "IIsWebServer")
                {
                    if (e.Properties["ServerComment"].Value.ToString().Equals(siteName, StringComparison.OrdinalIgnoreCase))
                    {
                        return e.Name;
                    }
                }
            }
            return null;
        }
        /// <summary>
        /// 返回一个字符串数组中可用的网站名称
        /// </summary>
        /// <returns></returns>
        private string[] enumerateSites()
        {
            List<string> siteNames = new List<string>();
            try
            {
                DirectoryEntry root = getDirectoryEntry("IIS://" + txtServer.Text + "/W3SVC");
                foreach (DirectoryEntry e in root.Children)
                {
                    if (e.SchemaClassName == "IIsWebServer")
                    {
                        siteNames.Add(e.Properties["ServerComment"].Value.ToString());
                    }
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Can't enumerate websites");
                lastWebsite = null;
                txtServer.Focus();
                txtServer.SelectAll();
            }
            return siteNames.ToArray();
        }
        /// <summary>
        /// 按名称查找一个网站的显示和更新站点ID和地位
        /// </summary>
        /// <param name="siteName"></param>
        private void findWebsite(string siteName)
        {
            string site = getSiteIdByName(siteName);
            if (site == null)
            {
                MessageBox.Show("Website '" + siteName + "' not found", "Error");
                showStatus(site);
                return;
            }
            lblSite.Text = site;
            showStatus(site);
        }
        /// <summary>
        /// 显示指定站点的运行/停止状态ID
        /// </summary>
        /// <param name="siteId"></param>
        private void showStatus(string siteId)
        {
            string result = "unknown";
            DirectoryEntry root = getDirectoryEntry("IIS://" + txtServer.Text + "/W3SVC/" + siteId);
            PropertyValueCollection pvc;
            pvc = root.Properties["ServerState"];
            if (pvc.Value != null)
                result = (pvc.Value.Equals((int)eStates.Start) ? "Running" :
                          pvc.Value.Equals((int)eStates.Stop) ? "Stopped" :
                          pvc.Value.Equals((int)eStates.Pause) ? "Paused" :
                          pvc.Value.ToString());
            lblStatus.Text = result + " (" + pvc.Value + ")";
        }
        /// <summary>
        /// 返回一个DirectoryEntry对象路径使用可选的用户id和密码
        /// </summary>
        /// <param name="path"></param>
        /// <returns></returns>
        private DirectoryEntry getDirectoryEntry(string path)
        {
            if (txtUserID.Text.Length > 0)
                return new DirectoryEntry(path, txtUserID.Text, txtPassword.Text);
            else
                return new DirectoryEntry(path);
        }
        /// <summary>
        /// 设置ID和选择网站的地位
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void cmbWebsites_SelectedIndexChanged_1(object sender, EventArgs e)
        {
            findWebsite(cmbWebsites.SelectedItem.ToString());
        }
        private void cmbWebsites_Enter_1(object sender, EventArgs e)
        {
            initWebsiteList();
        }
        /// <summary>
        /// 启动
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnStart_Click(object sender, EventArgs e)
        {
            siteInvoke(eStates.Start);
        }
        /// <summary>
        /// 停止
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnStop_Click(object sender, EventArgs e)
        {
            siteInvoke(eStates.Stop);
        }
        /// <summary>
        /// 退出
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnExit_Click(object sender, EventArgs e)
        {
            Close();
        }
        #endregion
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