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                         if (rdoNewMaster.Checked)
 193                                 args += " --master";
 194
 195                         Invoke((MethodInvoker)delegate
 196                         {
 197                                 string master_host, master_port;
 198                                 GetMasterHostPort(out master_host, out master_port);
 199
 200                                 args += " --master_host " + master_host + "," + master_port;
 201
 202                                 foreach (ListViewItem lvi in lvwEndpoints.Items) {
 203                                         args += " --endpoint " + lvi.SubItems[0].Text;
 204
 205                                         if (lvi.SubItems.Count > 1)
 206                                                 args += "," + lvi.SubItems[1].Text + "," + lvi.SubItems[2].Text;
 207                                 }
 208                         });
 209
 210                         if (rdoListener.Checked)
 211                                 args += " --listen ::," + txtListenerPort.Text;
 212
 213                         if (chkAcceptConfig.Checked)
 214                                 args += " --accept-config";
 215
 216                         if (chkAcceptCommands.Checked)
 217                                 args += " --accept-commands";
 218
 219                         args += " --ticket \"" + txtTicket.Text + "\"";
 220                         args += " --trustedcert \"" + _TrustedFile + "\"";
 221                         args += " --cn \"" + txtInstanceName.Text + "\"";
 222                         args += " --zone \"" + txtInstanceName.Text + "\"";
 223
 224                         if (!RunProcess(Program.Icinga2InstallDir + "\\sbin\\icinga2.exe",
 225                                 "node setup" + args,
 226                                 out output)) {
 227                                 ShowErrorText("Running command 'icinga2.exe " + "node setup" + args + "' produced the following output:\n" + output);
 228                                 return;
 229                         }
 230
 231                         SetConfigureStatus(50, "Setting ACLs for the Icinga 2 directory...");
 232                         DirectoryInfo di = new DirectoryInfo(Program.Icinga2InstallDir);
 233                         DirectorySecurity ds = di.GetAccessControl();
 234                         FileSystemAccessRule rule = new FileSystemAccessRule(txtUser.Text,
 235                                 FileSystemRights.Modify,
 236                                 InheritanceFlags.ObjectInherit | InheritanceFlags.ContainerInherit, PropagationFlags.None, AccessControlType.Allow);
 237                         try {
 238                                 ds.AddAccessRule(rule);
 239                                 di.SetAccessControl(ds);
 240                         } catch (System.Security.Principal.IdentityNotMappedException) {
 241                                 ShowErrorText("Could not set ACLs for \"" + txtUser.Text + "\". Identitiy is not mapped.\n");
 242                                 return;
 243                         }
 244
 245                         SetConfigureStatus(75, "Installing the Icinga 2 service...");
 246
 247                         RunProcess(Program.Icinga2InstallDir + "\\sbin\\icinga2.exe",
 248                                 "--scm-uninstall",
 249                                 out output);
 250
 251                         if (!RunProcess(Program.Icinga2InstallDir + "\\sbin\\icinga2.exe",
 252                                 "daemon --validate",
 253                                 out output)) {
 254                                 ShowErrorText("Running command 'icinga2.exe daemon --validate' produced the following output:\n" + output);
 255                                 return;
 256                         }
 257
 258                         if (!RunProcess(Program.Icinga2InstallDir + "\\sbin\\icinga2.exe",
 259                                 "--scm-install --scm-user \"" + txtUser.Text + "\" daemon",
 260                                 out output)) {
 261                                 ShowErrorText("\nRunning command 'icinga2.exe --scm-install --scm-user \"" +
 262                                         txtUser.Text + "\" daemon' produced the following output:\n" + output);
 263                                 return;
 264                         }
 265
 266                         if (chkInstallNSCP.Checked) {
 267                                 SetConfigureStatus(85, "Waiting for NSClient++ installation to complete...");
 268
 269                                 Process proc = new Process();
 270                                 proc.StartInfo.FileName = "msiexec.exe";
 271                                 proc.StartInfo.Arguments = "/i \"" + Program.Icinga2InstallDir + "\\sbin\\NSCP.msi\"";
 272                                 proc.Start();
 273                                 proc.WaitForExit();
 274                         }
 275
 276                         SetConfigureStatus(100, "Finished.");
 277
 278                         FinishConfigure();
 279                 }
 280
 281                 private void FinishConfigure()
 282                 {
 283                         if (InvokeRequired) {
 284                                 Invoke((MethodInvoker)FinishConfigure);
 285                                 return;
 286                         }
 287
 288                         tbcPages.SelectedTab = tabFinish;
 289                 }
 290
 291                 private void btnBack_Click(object sender, EventArgs e)
 292                 {
 293                         if (tbcPages.SelectedTab == tabError) {
 294                                 tbcPages.SelectedIndex = 0;
 295                                 return;
 296                         }
 297
 298                         int offset = 1;
 299
 300                         if (tbcPages.SelectedTab == tabVerifyCertificate)
 301                                 offset++;
 302
 303                         tbcPages.SelectedIndex -= offset;
 304                 }
 305
 306                 private void btnNext_Click(object sender, EventArgs e)
 307                 {
 308                         if (tbcPages.SelectedTab == tabParameters) {
 309                                 if (txtInstanceName.Text.Length == 0) {
 310                                         Warning("Please enter an instance name.");
 311                                         return;
 312                                 }
 313
 314                                 if (txtTicket.Text.Length == 0) {
 315                                         Warning("Please enter an agent ticket.");
 316                                         return;
 317                                 }
 318
 319                                 if (rdoNoMaster.Checked) {
 320                                         if (lvwEndpoints.Items.Count == 0) {
 321                                                 Warning("You need to add at least one master endpoint.");
 322                                                 return;
 323                                         }
 324
 325                                         string host, port;
 326                                         if (!GetMasterHostPort(out host, out port)) {
 327                                                 Warning("Please enter a remote host and port for at least one of your endpoints.");
 328                                                 return;
 329                                         }
 330                                 }
 331
 332                                 if (rdoListener.Checked && (txtListenerPort.Text == "")) {
 333                                         Warning("You need to specify a listener port.");
 334                                         return;
 335                                 }
 336
 337                                 if (txtUser.Text.Length == 0) {
 338                                         Warning("Icinga2 user may not be empty.");
 339                                         return;
 340                                 }
 341                         }
 342
 343                         if (tbcPages.SelectedTab == tabFinish || tbcPages.SelectedTab == tabError)
 344                                 Application.Exit();
 345
 346                         tbcPages.SelectedIndex++;
 347                 }
 348
 349                 private void btnCancel_Click(object sender, EventArgs e)
 350                 {
 351                         Application.Exit();
 352                 }
 353
 354                 private void tbcPages_SelectedIndexChanged(object sender, EventArgs e)
 355                 {
 356                         Refresh();
 357
 358                         btnBack.Enabled = (tbcPages.SelectedTab == tabVerifyCertificate || tbcPages.SelectedTab == tabError);
 359                         btnNext.Enabled = (tbcPages.SelectedTab == tabParameters || tbcPages.SelectedTab == tabVerifyCertificate || tbcPages.SelectedTab == tabFinish);
 360
 361                         if (tbcPages.SelectedTab == tabFinish) {
 362                                 btnNext.Text = "&Finish >";
 363                                 btnCancel.Enabled = false;
 364                         }
 365
 366                         if (tbcPages.SelectedTab == tabRetrieveCertificate) {
 367                                 ListViewItem lvi = lvwEndpoints.Items[0];
 368
 369                                 string master_host, master_port;
 370                                 GetMasterHostPort(out master_host, out master_port);
 371
 372                                 Thread thread = new Thread((ThreadStart)delegate { VerifyCertificate(master_host, master_port); });
 373                                 thread.Start();
 374                         }
 375
 376                         /*if (tbcPages.SelectedTab == tabParameters &&
 377                                 !File.Exists(Icinga2DataDir + "\\etc\\icinga2\\pki\\agent\\agent.crt")) {
 378                                 byte[] bytes = Convert.FromBase64String(txtBundle.Text);
 379                                 MemoryStream ms = new MemoryStream(bytes);
 380                                 GZipStream gz = new GZipStream(ms, CompressionMode.Decompress);
 381                                 MemoryStream ms2 = new MemoryStream();
 382
 383                                 byte[] buffer = new byte[512];
 384                                 int rc;
 385                                 while ((rc = gz.Read(buffer, 0, buffer.Length)) > 0)
 386                                         ms2.Write(buffer, 0, rc);
 387                                 ms2.Position = 0;
 388                                 TarReader tr = new TarReader(ms2);
 389                                 tr.ReadToEnd(Icinga2DataDir + "\\etc\\icinga2\\pki\\agent");
 390                         }*/
 391
 392                         if (tbcPages.SelectedTab == tabConfigure) {
 393                                 Thread thread = new Thread(ConfigureService);
 394                                 thread.Start();
 395                         }
 396                 }
 397
 398                 private void RadioMaster_CheckedChanged(object sender, EventArgs e)
 399                 {
 400                         lvwEndpoints.Enabled = !rdoNewMaster.Checked;
 401                         btnAddEndpoint.Enabled = !rdoNewMaster.Checked;
 402                         btnRemoveEndpoint.Enabled = !rdoNewMaster.Checked && lvwEndpoints.SelectedItems.Count > 0;
 403                 }
 404
 405                 private void RadioListener_CheckedChanged(object sender, EventArgs e)
 406                 {
 407                         txtListenerPort.Enabled = rdoListener.Checked;
 408                 }
 409
 410                 private void AddCertificateField(string name, string shortValue, string longValue = null)
 411                 {
 412                         ListViewItem lvi = new ListViewItem();
 413                         lvi.Text = name;
 414                         lvi.SubItems.Add(shortValue);
 415                         if (longValue == null)
 416                                 longValue = shortValue;
 417                         lvi.Tag = longValue;
 418                         lvwX509Fields.Items.Add(lvi);
 419                 }
 420
 421                 private string PadText(string input)
 422                 {
 423                         string output = "";
 424
 425                         for (int i = 0; i < input.Length; i += 2) {
 426                                 if (output != "")
 427                                         output += " ";
 428
 429                                 int len = 2;
 430                                 if (input.Length - i < 2)
 431                                         len = input.Length - i;
 432                                 output += input.Substring(i, len);
 433                         }
 434
 435                         return output;
 436                 }
 437
 438                 private void ShowCertificatePrompt(X509Certificate2 certificate)
 439                 {
 440                         txtX509Issuer.Text = certificate.Issuer;
 441                         txtX509Subject.Text = certificate.Subject;
 442
 443                         lvwX509Fields.Items.Clear();
 444
 445                         AddCertificateField("Version", "V" + certificate.Version.ToString());
 446                         AddCertificateField("Serial number", certificate.SerialNumber);
 447                         AddCertificateField("Signature algorithm", certificate.SignatureAlgorithm.FriendlyName);
 448                         AddCertificateField("Valid from", certificate.NotBefore.ToString());
 449                         AddCertificateField("Valid to", certificate.NotAfter.ToString());
 450
 451                         string pkey = BitConverter.ToString(certificate.PublicKey.EncodedKeyValue.RawData).Replace("-", " ");
 452                         AddCertificateField("Public key", certificate.PublicKey.Oid.FriendlyName + " (" + certificate.PublicKey.Key.KeySize + " bits)", pkey);
 453
 454                         string thumbprint = PadText(certificate.Thumbprint);
 455                         AddCertificateField("Thumbprint", thumbprint);
 456
 457                         tbcPages.SelectedTab = tabVerifyCertificate;
 458                 }
 459
 460                 private void btnAddEndpoint_Click(object sender, EventArgs e)
 461                 {
 462                         EndpointInputBox eib = new EndpointInputBox();
 463
 464                         if (eib.ShowDialog(this) == DialogResult.Cancel)
 465                                 return;
 466
 467                         ListViewItem lvi = new ListViewItem();
 468                         lvi.Text = eib.txtInstanceName.Text;
 469
 470                         if (eib.chkConnect.Checked) {
 471                                 lvi.SubItems.Add(eib.txtHost.Text);
 472                                 lvi.SubItems.Add(eib.txtPort.Text);
 473                         }
 474
 475                         lvwEndpoints.Items.Add(lvi);
 476                 }
 477
 478                 private void lvwEndpoints_SelectedIndexChanged(object sender, EventArgs e)
 479                 {
 480                         btnRemoveEndpoint.Enabled = lvwEndpoints.SelectedItems.Count > 0;
 481                         btnEditEndpoint.Enabled = lvwEndpoints.SelectedItems.Count > 0;
 482                 }
 483
 484                 private void lvwX509Fields_SelectedIndexChanged(object sender, EventArgs e)
 485                 {
 486                         if (lvwX509Fields.SelectedItems.Count == 0)
 487                                 return;
 488
 489                         ListViewItem lvi = lvwX509Fields.SelectedItems[0];
 490
 491                         txtX509Field.Text = (string)lvi.Tag;
 492                 }
 493
 494                 private void btnRemoveEndpoint_Click(object sender, EventArgs e)
 495                 {
 496                         while (lvwEndpoints.SelectedItems.Count > 0) {
 497                                 lvwEndpoints.Items.Remove(lvwEndpoints.SelectedItems[0]);
 498                         }
 499                 }
 500
 501                 private void chkRunServiceAsThisUser_CheckedChanged(object sender, EventArgs e)
 502                 {
 503                         txtUser.Enabled = !txtUser.Enabled;
 504                         if (!txtUser.Enabled)
 505                                 txtUser.Text = Icinga2User;
 506                 }
 507
 508                 private void btnEditEndpoint_Click(object sender, EventArgs e)
 509                 {
 510                         ListViewItem lvi = lvwEndpoints.SelectedItems[0];
 511                         EndpointInputBox eib = new EndpointInputBox();
 512
 513                         eib.Text = "Edit Endpoint";
 514                         eib.txtInstanceName.Text = lvi.SubItems[0].Text;
 515
 516                         if (lvi.SubItems.Count >= 2) {
 517                                 eib.txtHost.Text = lvi.SubItems[1].Text;
 518                                 eib.txtPort.Text = lvi.SubItems[2].Text;
 519                                 eib.chkConnect.Checked = true;
 520                         }
 521
 522                         if (eib.ShowDialog(this) == DialogResult.Cancel)
 523                                 return;
 524
 525                         lvwEndpoints.Items.Remove(lvi);
 526
 527                         ListViewItem lvi2 = new ListViewItem();
 528                         lvi2.Text = eib.txtInstanceName.Text;
 529
 530                         if (eib.chkConnect.Checked) {
 531                                 lvi2.SubItems.Add(eib.txtHost.Text);
 532                                 lvi2.SubItems.Add(eib.txtPort.Text);
 533                         }
 534
 535                         lvwEndpoints.Items.Add(lvi2);
 536                 }
 537         }
 538 }
 539