granicus.if.org Git - icinga2/blob - agent/windows-setup-agent/SetupWizard.cs

   1 using System;
   2 using System.IO;
   3 using System.Text;
   4 using System.Collections.Generic;
   5 using System.ComponentModel;
   6 using System.Windows.Forms;
   7 using System.Runtime.InteropServices;
   8 using System.Security.Cryptography.X509Certificates;
   9 using System.Threading;
  10 using System.Net.NetworkInformation;
  11 using System.IO.Compression;
  12 using System.Diagnostics;
  13 using System.ServiceProcess;
  14 using System.Security.AccessControl;
  15
  16 namespace Icinga
  17 {
  18         public partial class SetupWizard : Form
  19         {
  20                 private string _TrustedFile;
  21                 private string Icinga2User;
  22
  23                 public SetupWizard()
  24                 {
  25                         InitializeComponent();
  26
  27                         txtInstanceName.Text = Icinga2InstanceName;
  28
  29                         Icinga2User = Program.Icinga2User;
  30                         txtUser.Text = Icinga2User;
  31                 }
  32
  33                 private void Warning(string message)
  34                 {
  35                         MessageBox.Show(this, message, Text, MessageBoxButtons.OK, MessageBoxIcon.Warning);
  36                 }
  37
  38                 private string Icinga2InstanceName
  39                 {
  40                         get
  41                         {
  42                                 IPGlobalProperties props = IPGlobalProperties.GetIPGlobalProperties();
  43
  44                                 string fqdn = props.HostName;
  45
  46                                 if (props.DomainName != "")
  47                                         fqdn += "." + props.DomainName;
  48
  49                                 return fqdn;
  50                         }
  51                 }
  52
  53                 private bool GetMasterHostPort(out string host, out string port)
  54                 {
  55                         foreach (ListViewItem lvi in lvwEndpoints.Items) {
  56                                 if (lvi.SubItems.Count > 1) {
  57                                         host = lvi.SubItems[1].Text;
  58                                         port = lvi.SubItems[2].Text;
  59                                         return true;
  60                                 }
  61                         }
  62
  63                         host = null;
  64                         port = null;
  65                         return false;
  66                 }
  67
  68                 private void EnableFeature(string feature)
  69                 {
  70                         FileStream fp = null;
  71                         try {
  72                                 fp = File.Open(Program.Icinga2DataDir + String.Format("\\etc\\icinga2\\features-enabled\\{0}.conf", feature), FileMode.Create);
  73                                 using (StreamWriter sw = new StreamWriter(fp, Encoding.ASCII)) {
  74                                         fp = null;
  75                                         sw.Write(String.Format("include \"../features-available/{0}.conf\"\n", feature));
  76                                 }
  77                         } finally {
  78                                 if (fp != null)
  79                                         fp.Dispose();
  80                         }
  81                 }
  82
  83                 private void SetRetrievalStatus(int pct)
  84                 {
  85                         if (InvokeRequired) {
  86                                 Invoke((MethodInvoker)delegate { SetRetrievalStatus(pct); });
  87                                 return;
  88                         }
  89
  90                         prgRetrieveCertificate.Value = pct;
  91                 }
  92
  93                 private void SetConfigureStatus(int pct, string message)
  94                 {
  95                         if (InvokeRequired) {
  96                                 Invoke((MethodInvoker)delegate { SetConfigureStatus(pct, message); });
  97                                 return;
  98                         }
  99
 100                         prgConfig.Value = pct;
 101                         lblConfigStatus.Text = message;
 102                 }
 103
 104                 private void ShowErrorText(string text)
 105                 {
 106                         if (InvokeRequired) {
 107                                 Invoke((MethodInvoker)delegate { ShowErrorText(text); });
 108                                 return;
 109                         }
 110
 111                         txtError.Text = text;
 112                         tbcPages.SelectedTab = tabError;
 113                 }
 114
 115                 private bool RunProcess(string filename, string arguments, out string output)
 116                 {
 117                         ProcessStartInfo psi = new ProcessStartInfo();
 118                         psi.FileName = filename;
 119                         psi.Arguments = arguments;
 120                         psi.CreateNoWindow = true;
 121                         psi.UseShellExecute = false;
 122                         psi.RedirectStandardOutput = true;
 123                         psi.RedirectStandardError = true;
 124
 125                         String result = "";
 126
 127                         using (Process proc = Process.Start(psi)) {
 128                                 proc.ErrorDataReceived += delegate (object sender, DataReceivedEventArgs args)
 129                                 {
 130                                         result += args.Data + "\r\n";
 131                                 };
 132                                 proc.OutputDataReceived += delegate (object sender, DataReceivedEventArgs args)
 133                                 {
 134                                         result += args.Data + "\r\n";
 135                                 };
 136                                 proc.BeginOutputReadLine();
 137                                 proc.BeginErrorReadLine();
 138                                 proc.WaitForExit();
 139
 140                                 output = result;
 141
 142                                 if (proc.ExitCode != 0)
 143                                         return false;
 144                         }
 145
 146                         return true;
 147                 }
 148
 149                 private void VerifyCertificate(string host, string port)
 150                 {
 151                         SetRetrievalStatus(25);
 152
 153                         string pathPrefix = Program.Icinga2DataDir + "\\etc\\icinga2\\pki\\" + txtInstanceName.Text;
 154                         string processArguments = "pki new-cert --cn \"" + txtInstanceName.Text + "\" --key \"" + pathPrefix + ".key\" --cert \"" + pathPrefix + ".crt\"";
 155                         string output;
 156
 157                         if (!File.Exists(pathPrefix + ".crt")) {
 158                                 if (!RunProcess(Program.Icinga2InstallDir + "\\sbin\\icinga2.exe",
 159                                         processArguments,
 160                                         out output)) {
 161                                         ShowErrorText("Running command 'icinga2.exe " + processArguments + "' produced the following output:\n" + output);
 162                                         return;
 163                                 }
 164                         }
 165
 166                         SetRetrievalStatus(50);
 167
 168                         _TrustedFile = Path.GetTempFileName();
 169
 170                         processArguments = "pki save-cert --host \"" + host + "\" --port \"" + port + "\" --key \"" + pathPrefix + ".key\" --cert \"" + pathPrefix + ".crt\" --trustedcert \"" + _TrustedFile + "\"";
 171                         if (!RunProcess(Program.Icinga2InstallDir + "\\sbin\\icinga2.exe",
 172                                 processArguments,
 173                                 out output)) {
 174                                 ShowErrorText("Running command 'icinga2.exe " + processArguments + "' produced the following output:\n" + output);
 175                                 return;
 176                         }
 177
 178                         SetRetrievalStatus(100);
 179
 180                         X509Certificate2 cert = new X509Certificate2(_TrustedFile);
 181                         Invoke((MethodInvoker)delegate { ShowCertificatePrompt(cert); });
 182                 }
 183
 184                 private void ConfigureService()
 185                 {
 186                         SetConfigureStatus(0, "Updating configuration files...");
 187
 188                         string output;
 189
 190                         string args = "";
 191
 192                         Invoke((MethodInvoker)delegate
 193                         {
 194                                 string master_host, master_port;
 195                                 GetMasterHostPort(out master_host, out master_port);
 196
 197                                 args += " --master_host " + Convert.ToString(master_host).Trim()
 198                                     + "," + Convert.ToString(master_port).Trim();
 199
 200                                 foreach (ListViewItem lvi in lvwEndpoints.Items) {
 201                                         args += " --endpoint " + Convert.ToString(lvi.SubItems[0].Text).Trim();
 202
 203                                         if (lvi.SubItems.Count > 1) {
 204                                                 args += "," + Convert.ToString(lvi.SubItems[1].Text).Trim()
 205                                                     + "," + Convert.ToString(lvi.SubItems[2].Text).Trim();
 206                                         }
 207                                 }
 208                         });
 209
 210                         if (rdoListener.Checked)
 211                                 args += " --listen ::," + Convert.ToString(txtListenerPort.Text).Trim();
 212
 213                         if (chkAcceptConfig.Checked)
 214                                 args += " --accept-config";
 215
 216                         if (chkAcceptCommands.Checked)
 217                                 args += " --accept-commands";
 218
 219                         string ticket = Convert.ToString(txtTicket.Text).Trim();
 220
 221                         if (ticket.Length > 0)
 222                                 args += " --ticket \"" + ticket + "\"";
 223
 224                         args += " --trustedcert \"" + _TrustedFile + "\"";
 225                         args += " --cn \"" + Convert.ToString(txtInstanceName.Text).Trim() + "\"";
 226                         args += " --zone \"" + Convert.ToString(txtInstanceName.Text) + "\"";
 227
 228                         if (!RunProcess(Program.Icinga2InstallDir + "\\sbin\\icinga2.exe",
 229                                 "node setup" + args,
 230                                 out output)) {
 231                                 ShowErrorText("Running command 'icinga2.exe " + "node setup" + args + "' produced the following output:\n" + output);
 232                                 return;
 233                         }
 234
 235                         SetConfigureStatus(50, "Setting ACLs for the Icinga 2 directory...");
 236
 237                         string serviceUser = Convert.ToString(txtUser.Text).Trim();
 238
 239                         DirectoryInfo di = new DirectoryInfo(Program.Icinga2InstallDir);
 240                         DirectorySecurity ds = di.GetAccessControl();
 241                         FileSystemAccessRule rule = new FileSystemAccessRule(serviceUser,
 242                                 FileSystemRights.Modify,
 243                                 InheritanceFlags.ObjectInherit | InheritanceFlags.ContainerInherit, PropagationFlags.None, AccessControlType.Allow);
 244                         try {
 245                                 ds.AddAccessRule(rule);
 246                                 di.SetAccessControl(ds);
 247                         } catch (System.Security.Principal.IdentityNotMappedException) {
 248                                 ShowErrorText("Could not set ACLs for user \"" + serviceUser + "\". Identitiy is not mapped.\n");
 249                                 return;
 250                         }
 251
 252                         SetConfigureStatus(75, "Installing the Icinga 2 service...");
 253
 254                         RunProcess(Program.Icinga2InstallDir + "\\sbin\\icinga2.exe",
 255                                 "--scm-uninstall",
 256                                 out output);
 257
 258                         if (!RunProcess(Program.Icinga2InstallDir + "\\sbin\\icinga2.exe",
 259                                 "daemon --validate",
 260                                 out output)) {
 261                                 ShowErrorText("Running command 'icinga2.exe daemon --validate' produced the following output:\n" + output);
 262                                 return;
 263                         }
 264
 265                         if (!RunProcess(Program.Icinga2InstallDir + "\\sbin\\icinga2.exe",
 266                                 "--scm-install --scm-user \"" + serviceUser + "\" daemon",
 267                                 out output)) {
 268                                 ShowErrorText("\nRunning command 'icinga2.exe --scm-install --scm-user \"" +
 269                                         serviceUser + "\" daemon' produced the following output:\n" + output);
 270                                 return;
 271                         }
 272
 273                         if (chkInstallNSCP.Checked) {
 274                                 SetConfigureStatus(85, "Waiting for NSClient++ installation to complete...");
 275
 276                                 Process proc = new Process();
 277                                 proc.StartInfo.FileName = "msiexec.exe";
 278                                 proc.StartInfo.Arguments = "/i \"" + Program.Icinga2InstallDir + "\\sbin\\NSCP.msi\"";
 279                                 proc.Start();
 280                                 proc.WaitForExit();
 281                         }
 282
 283                         SetConfigureStatus(100, "Finished.");
 284
 285                         // Override the completed text
 286                         lblSetupCompleted.Text = "The Icinga 2 Windows client was set up successfully.";
 287
 288                         // Add a note for the user for ticket-less signing
 289                         if (ticket.Length == 0) {
 290                                 lblSetupCompleted.Text += "\n\nTicket was not specified. Please sign the certificate request on the Icinga 2 master node (requires v2.8+).";
 291                         }
 292
 293                         FinishConfigure();
 294                 }
 295
 296                 private void FinishConfigure()
 297                 {
 298                         if (InvokeRequired) {
 299                                 Invoke((MethodInvoker)FinishConfigure);
 300                                 return;
 301                         }
 302
 303                         tbcPages.SelectedTab = tabFinish;
 304                 }
 305
 306                 private void btnBack_Click(object sender, EventArgs e)
 307                 {
 308                         if (tbcPages.SelectedTab == tabError) {
 309                                 tbcPages.SelectedIndex = 0;
 310                                 return;
 311                         }
 312
 313                         int offset = 1;
 314
 315                         if (tbcPages.SelectedTab == tabVerifyCertificate)
 316                                 offset++;
 317
 318                         tbcPages.SelectedIndex -= offset;
 319                 }
 320
 321                 private void btnNext_Click(object sender, EventArgs e)
 322                 {
 323                         if (tbcPages.SelectedTab == tabParameters) {
 324                                 if (txtInstanceName.Text.Length == 0) {
 325                                         Warning("Please enter an instance name.");
 326                                         return;
 327                                 }
 328
 329                                 if (lvwEndpoints.Items.Count == 0) {
 330                                         Warning("You need to add at least one master/satellite endpoint.");
 331                                         return;
 332                                 }
 333
 334                                 string host, port;
 335                                 if (!GetMasterHostPort(out host, out port)) {
 336                                         Warning("Please enter a remote host and port for at least one of your endpoints.");
 337                                         return;
 338                                 }
 339
 340                                 if (rdoListener.Checked && (txtListenerPort.Text == "")) {
 341                                         Warning("You need to specify a listener port.");
 342                                         return;
 343                                 }
 344
 345                                 if (txtUser.Text.Length == 0) {
 346                                         Warning("Icinga 2 service user may not be empty.");
 347                                         return;
 348                                 }
 349                         }
 350
 351                         if (tbcPages.SelectedTab == tabFinish || tbcPages.SelectedTab == tabError)
 352                                 Application.Exit();
 353
 354                         tbcPages.SelectedIndex++;
 355                 }
 356
 357                 private void btnCancel_Click(object sender, EventArgs e)
 358                 {
 359                         Application.Exit();
 360                 }
 361
 362                 private void tbcPages_SelectedIndexChanged(object sender, EventArgs e)
 363                 {
 364                         Refresh();
 365
 366                         btnBack.Enabled = (tbcPages.SelectedTab == tabVerifyCertificate || tbcPages.SelectedTab == tabError);
 367                         btnNext.Enabled = (tbcPages.SelectedTab == tabParameters || tbcPages.SelectedTab == tabVerifyCertificate || tbcPages.SelectedTab == tabFinish);
 368
 369                         if (tbcPages.SelectedTab == tabFinish) {
 370                                 btnNext.Text = "&Finish >";
 371                                 btnCancel.Enabled = false;
 372                         }
 373
 374                         if (tbcPages.SelectedTab == tabRetrieveCertificate) {
 375                                 ListViewItem lvi = lvwEndpoints.Items[0];
 376
 377                                 string master_host, master_port;
 378                                 GetMasterHostPort(out master_host, out master_port);
 379
 380                                 Thread thread = new Thread((ThreadStart)delegate { VerifyCertificate(master_host, master_port); });
 381                                 thread.Start();
 382                         }
 383
 384                         if (tbcPages.SelectedTab == tabConfigure) {
 385                                 Thread thread = new Thread(ConfigureService);
 386                                 thread.Start();
 387                         }
 388                 }
 389
 390                 private void RadioListener_CheckedChanged(object sender, EventArgs e)
 391                 {
 392                         txtListenerPort.Enabled = rdoListener.Checked;
 393                 }
 394
 395                 private void AddCertificateField(string name, string shortValue, string longValue = null)
 396                 {
 397                         ListViewItem lvi = new ListViewItem();
 398                         lvi.Text = name;
 399                         lvi.SubItems.Add(shortValue);
 400                         if (longValue == null)
 401                                 longValue = shortValue;
 402                         lvi.Tag = longValue;
 403                         lvwX509Fields.Items.Add(lvi);
 404                 }
 405
 406                 private string PadText(string input)
 407                 {
 408                         string output = "";
 409
 410                         for (int i = 0; i < input.Length; i += 2) {
 411                                 if (output != "")
 412                                         output += " ";
 413
 414                                 int len = 2;
 415                                 if (input.Length - i < 2)
 416                                         len = input.Length - i;
 417                                 output += input.Substring(i, len);
 418                         }
 419
 420                         return output;
 421                 }
 422
 423                 private void ShowCertificatePrompt(X509Certificate2 certificate)
 424                 {
 425                         txtX509Issuer.Text = certificate.Issuer;
 426                         txtX509Subject.Text = certificate.Subject;
 427
 428                         lvwX509Fields.Items.Clear();
 429
 430                         AddCertificateField("Version", "V" + certificate.Version.ToString());
 431                         AddCertificateField("Serial number", certificate.SerialNumber);
 432                         AddCertificateField("Signature algorithm", certificate.SignatureAlgorithm.FriendlyName);
 433                         AddCertificateField("Valid from", certificate.NotBefore.ToString());
 434                         AddCertificateField("Valid to", certificate.NotAfter.ToString());
 435
 436                         string pkey = BitConverter.ToString(certificate.PublicKey.EncodedKeyValue.RawData).Replace("-", " ");
 437                         AddCertificateField("Public key", certificate.PublicKey.Oid.FriendlyName + " (" + certificate.PublicKey.Key.KeySize + " bits)", pkey);
 438
 439                         string thumbprint = PadText(certificate.Thumbprint);
 440                         AddCertificateField("Thumbprint", thumbprint);
 441
 442                         tbcPages.SelectedTab = tabVerifyCertificate;
 443                 }
 444
 445                 private void btnAddEndpoint_Click(object sender, EventArgs e)
 446                 {
 447                         EndpointInputBox eib = new EndpointInputBox();
 448
 449                         if (eib.ShowDialog(this) == DialogResult.Cancel)
 450                                 return;
 451
 452                         ListViewItem lvi = new ListViewItem();
 453                         lvi.Text = eib.txtInstanceName.Text;
 454
 455                         if (eib.chkConnect.Checked) {
 456                                 lvi.SubItems.Add(eib.txtHost.Text);
 457                                 lvi.SubItems.Add(eib.txtPort.Text);
 458                         }
 459
 460                         lvwEndpoints.Items.Add(lvi);
 461                 }
 462
 463                 private void lvwEndpoints_SelectedIndexChanged(object sender, EventArgs e)
 464                 {
 465                         btnRemoveEndpoint.Enabled = lvwEndpoints.SelectedItems.Count > 0;
 466                         btnEditEndpoint.Enabled = lvwEndpoints.SelectedItems.Count > 0;
 467                 }
 468
 469                 private void lvwX509Fields_SelectedIndexChanged(object sender, EventArgs e)
 470                 {
 471                         if (lvwX509Fields.SelectedItems.Count == 0)
 472                                 return;
 473
 474                         ListViewItem lvi = lvwX509Fields.SelectedItems[0];
 475
 476                         txtX509Field.Text = Convert.ToString(lvi.Tag);
 477                 }
 478
 479                 private void btnRemoveEndpoint_Click(object sender, EventArgs e)
 480                 {
 481                         while (lvwEndpoints.SelectedItems.Count > 0) {
 482                                 lvwEndpoints.Items.Remove(lvwEndpoints.SelectedItems[0]);
 483                         }
 484                 }
 485
 486                 private void chkRunServiceAsThisUser_CheckedChanged(object sender, EventArgs e)
 487                 {
 488                         txtUser.Enabled = !txtUser.Enabled;
 489                         if (!txtUser.Enabled)
 490                                 txtUser.Text = Icinga2User;
 491                 }
 492
 493                 private void btnEditEndpoint_Click(object sender, EventArgs e)
 494                 {
 495                         ListViewItem lvi = lvwEndpoints.SelectedItems[0];
 496                         EndpointInputBox eib = new EndpointInputBox();
 497
 498                         eib.Text = "Edit Endpoint";
 499                         eib.txtInstanceName.Text = lvi.SubItems[0].Text;
 500
 501                         if (lvi.SubItems.Count >= 2) {
 502                                 eib.txtHost.Text = lvi.SubItems[1].Text;
 503                                 eib.txtPort.Text = lvi.SubItems[2].Text;
 504                                 eib.chkConnect.Checked = true;
 505                         }
 506
 507                         if (eib.ShowDialog(this) == DialogResult.Cancel)
 508                                 return;
 509
 510                         lvwEndpoints.Items.Remove(lvi);
 511
 512                         ListViewItem lvi2 = new ListViewItem();
 513                         lvi2.Text = eib.txtInstanceName.Text;
 514
 515                         if (eib.chkConnect.Checked) {
 516                                 lvi2.SubItems.Add(eib.txtHost.Text);
 517                                 lvi2.SubItems.Add(eib.txtPort.Text);
 518                         }
 519
 520                         lvwEndpoints.Items.Add(lvi2);
 521                 }
 522         }
 523 }
 524