granicus.if.org Git - icinga2/blob - lib/icinga/clusterevents.cpp

   1 /******************************************************************************
   2  * Icinga 2                                                                   *
   3  * Copyright (C) 2012-2017 Icinga Development Team (https://www.icinga.com/)  *
   4  *                                                                            *
   5  * This program is free software; you can redistribute it and/or              *
   6  * modify it under the terms of the GNU General Public License                *
   7  * as published by the Free Software Foundation; either version 2             *
   8  * of the License, or (at your option) any later version.                     *
   9  *                                                                            *
  10  * This program is distributed in the hope that it will be useful,            *
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of             *
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              *
  13  * GNU General Public License for more details.                               *
  14  *                                                                            *
  15  * You should have received a copy of the GNU General Public License          *
  16  * along with this program; if not, write to the Free Software Foundation     *
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.             *
  18  ******************************************************************************/
  19
  20 #include "icinga/clusterevents.hpp"
  21 #include "icinga/service.hpp"
  22 #include "icinga/perfdatavalue.hpp"
  23 #include "remote/apilistener.hpp"
  24 #include "remote/endpoint.hpp"
  25 #include "remote/messageorigin.hpp"
  26 #include "remote/zone.hpp"
  27 #include "remote/apifunction.hpp"
  28 #include "remote/eventqueue.hpp"
  29 #include "base/application.hpp"
  30 #include "base/configtype.hpp"
  31 #include "base/utility.hpp"
  32 #include "base/exception.hpp"
  33 #include "base/initialize.hpp"
  34 #include "base/serializer.hpp"
  35 #include "base/json.hpp"
  36 #include <fstream>
  37
  38 using namespace icinga;
  39
  40 INITIALIZE_ONCE(&ClusterEvents::StaticInitialize);
  41
  42 REGISTER_APIFUNCTION(CheckResult, event, &ClusterEvents::CheckResultAPIHandler);
  43 REGISTER_APIFUNCTION(SetNextCheck, event, &ClusterEvents::NextCheckChangedAPIHandler);
  44 REGISTER_APIFUNCTION(SetNextNotification, event, &ClusterEvents::NextNotificationChangedAPIHandler);
  45 REGISTER_APIFUNCTION(SetForceNextCheck, event, &ClusterEvents::ForceNextCheckChangedAPIHandler);
  46 REGISTER_APIFUNCTION(SetForceNextNotification, event, &ClusterEvents::ForceNextNotificationChangedAPIHandler);
  47 REGISTER_APIFUNCTION(SetAcknowledgement, event, &ClusterEvents::AcknowledgementSetAPIHandler);
  48 REGISTER_APIFUNCTION(ClearAcknowledgement, event, &ClusterEvents::AcknowledgementClearedAPIHandler);
  49 REGISTER_APIFUNCTION(UpdateRepository, event, &ClusterEvents::UpdateRepositoryAPIHandler);
  50 REGISTER_APIFUNCTION(ExecuteCommand, event, &ClusterEvents::ExecuteCommandAPIHandler);
  51 REGISTER_APIFUNCTION(SendNotifications, event, &ClusterEvents::SendNotificationsAPIHandler);
  52 REGISTER_APIFUNCTION(NotificationSentUser, event, &ClusterEvents::NotificationSentUserAPIHandler);
  53 REGISTER_APIFUNCTION(NotificationSentToAllUsers, event, &ClusterEvents::NotificationSentToAllUsersAPIHandler);
  54
  55 static Timer::Ptr l_RepositoryTimer;
  56
  57 void ClusterEvents::StaticInitialize(void)
  58 {
  59         Checkable::OnNewCheckResult.connect(&ClusterEvents::CheckResultHandler);
  60         Checkable::OnNextCheckChanged.connect(&ClusterEvents::NextCheckChangedHandler);
  61         Notification::OnNextNotificationChanged.connect(&ClusterEvents::NextNotificationChangedHandler);
  62         Checkable::OnForceNextCheckChanged.connect(&ClusterEvents::ForceNextCheckChangedHandler);
  63         Checkable::OnForceNextNotificationChanged.connect(&ClusterEvents::ForceNextNotificationChangedHandler);
  64         Checkable::OnNotificationsRequested.connect(&ClusterEvents::SendNotificationsHandler);
  65         Checkable::OnNotificationSentToUser.connect(&ClusterEvents::NotificationSentUserHandler);
  66         Checkable::OnNotificationSentToAllUsers.connect(&ClusterEvents::NotificationSentToAllUsersHandler);
  67
  68         Checkable::OnAcknowledgementSet.connect(&ClusterEvents::AcknowledgementSetHandler);
  69         Checkable::OnAcknowledgementCleared.connect(&ClusterEvents::AcknowledgementClearedHandler);
  70
  71         l_RepositoryTimer = new Timer();
  72         l_RepositoryTimer->SetInterval(30);
  73         l_RepositoryTimer->OnTimerExpired.connect(boost::bind(&ClusterEvents::RepositoryTimerHandler));
  74         l_RepositoryTimer->Start();
  75         l_RepositoryTimer->Reschedule(0);
  76 }
  77
  78 Dictionary::Ptr ClusterEvents::MakeCheckResultMessage(const Checkable::Ptr& checkable, const CheckResult::Ptr& cr)
  79 {
  80         Dictionary::Ptr message = new Dictionary();
  81         message->Set("jsonrpc", "2.0");
  82         message->Set("method", "event::CheckResult");
  83
  84         Host::Ptr host;
  85         Service::Ptr service;
  86         tie(host, service) = GetHostService(checkable);
  87
  88         Dictionary::Ptr params = new Dictionary();
  89         params->Set("host", host->GetName());
  90         if (service)
  91                 params->Set("service", service->GetShortName());
  92         else {
  93                 Value agent_service_name = checkable->GetExtension("agent_service_name");
  94
  95                 if (!agent_service_name.IsEmpty())
  96                         params->Set("service", agent_service_name);
  97         }
  98         params->Set("cr", Serialize(cr));
  99
 100         message->Set("params", params);
 101
 102         return message;
 103 }
 104
 105 void ClusterEvents::CheckResultHandler(const Checkable::Ptr& checkable, const CheckResult::Ptr& cr, const MessageOrigin::Ptr& origin)
 106 {
 107         ApiListener::Ptr listener = ApiListener::GetInstance();
 108
 109         if (!listener)
 110                 return;
 111
 112         Dictionary::Ptr message = MakeCheckResultMessage(checkable, cr);
 113         listener->RelayMessage(origin, checkable, message, true);
 114 }
 115
 116 Value ClusterEvents::CheckResultAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
 117 {
 118         Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
 119
 120         if (!endpoint) {
 121                 Log(LogNotice, "ClusterEvents")
 122                     << "Discarding 'check result' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
 123                 return Empty;
 124         }
 125
 126         if (!params)
 127                 return Empty;
 128
 129         CheckResult::Ptr cr;
 130         Array::Ptr vperf;
 131
 132         if (params->Contains("cr")) {
 133                 cr = new CheckResult();
 134                 Dictionary::Ptr vcr = params->Get("cr");
 135
 136                 if (vcr && vcr->Contains("performance_data")) {
 137                         vperf = vcr->Get("performance_data");
 138
 139                         if (vperf)
 140                                 vcr->Remove("performance_data");
 141
 142                         Deserialize(cr, vcr, true);
 143                 }
 144         }
 145
 146         if (!cr)
 147                 return Empty;
 148
 149         Array::Ptr rperf = new Array();
 150
 151         if (vperf) {
 152                 ObjectLock olock(vperf);
 153                 for (const Value& vp : vperf) {
 154                         Value p;
 155
 156                         if (vp.IsObjectType<Dictionary>()) {
 157                                 PerfdataValue::Ptr val = new PerfdataValue();
 158                                 Deserialize(val, vp, true);
 159                                 rperf->Add(val);
 160                         } else
 161                                 rperf->Add(vp);
 162                 }
 163         }
 164
 165         cr->SetPerformanceData(rperf);
 166
 167         Host::Ptr host = Host::GetByName(params->Get("host"));
 168
 169         if (!host)
 170                 return Empty;
 171
 172         Checkable::Ptr checkable;
 173
 174         if (params->Contains("service"))
 175                 checkable = host->GetServiceByShortName(params->Get("service"));
 176         else
 177                 checkable = host;
 178
 179         if (!checkable)
 180                 return Empty;
 181
 182         if (origin->FromZone && !origin->FromZone->CanAccessObject(checkable) && endpoint != checkable->GetCommandEndpoint()) {
 183                 Log(LogNotice, "ClusterEvents")
 184                     << "Discarding 'check result' message from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
 185                 return Empty;
 186         }
 187
 188         if (!checkable->IsPaused() && Zone::GetLocalZone() == checkable->GetZone() && endpoint == checkable->GetCommandEndpoint())
 189                 checkable->ProcessCheckResult(cr);
 190         else
 191                 checkable->ProcessCheckResult(cr, origin);
 192
 193         return Empty;
 194 }
 195
 196 void ClusterEvents::NextCheckChangedHandler(const Checkable::Ptr& checkable, const MessageOrigin::Ptr& origin)
 197 {
 198         ApiListener::Ptr listener = ApiListener::GetInstance();
 199
 200         if (!listener)
 201                 return;
 202
 203         Host::Ptr host;
 204         Service::Ptr service;
 205         tie(host, service) = GetHostService(checkable);
 206
 207         Dictionary::Ptr params = new Dictionary();
 208         params->Set("host", host->GetName());
 209         if (service)
 210                 params->Set("service", service->GetShortName());
 211         params->Set("next_check", checkable->GetNextCheck());
 212
 213         Dictionary::Ptr message = new Dictionary();
 214         message->Set("jsonrpc", "2.0");
 215         message->Set("method", "event::SetNextCheck");
 216         message->Set("params", params);
 217
 218         listener->RelayMessage(origin, checkable, message, true);
 219 }
 220
 221 Value ClusterEvents::NextCheckChangedAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
 222 {
 223         Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
 224
 225         if (!endpoint) {
 226                 Log(LogNotice, "ClusterEvents")
 227                     << "Discarding 'next check changed' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
 228                 return Empty;
 229         }
 230
 231         if (!params)
 232                 return Empty;
 233
 234         Host::Ptr host = Host::GetByName(params->Get("host"));
 235
 236         if (!host)
 237                 return Empty;
 238
 239         Checkable::Ptr checkable;
 240
 241         if (params->Contains("service"))
 242                 checkable = host->GetServiceByShortName(params->Get("service"));
 243         else
 244                 checkable = host;
 245
 246         if (!checkable)
 247                 return Empty;
 248
 249         if (origin->FromZone && !origin->FromZone->CanAccessObject(checkable)) {
 250                 Log(LogNotice, "ClusterEvents")
 251                     << "Discarding 'next check changed' message from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
 252                 return Empty;
 253         }
 254
 255         double nextCheck = params->Get("next_check");
 256
 257         if (nextCheck < Application::GetStartTime() + 60)
 258                 return Empty;
 259
 260         checkable->SetNextCheck(params->Get("next_check"), false, origin);
 261
 262         return Empty;
 263 }
 264
 265 void ClusterEvents::NextNotificationChangedHandler(const Notification::Ptr& notification, const MessageOrigin::Ptr& origin)
 266 {
 267         ApiListener::Ptr listener = ApiListener::GetInstance();
 268
 269         if (!listener)
 270                 return;
 271
 272         Dictionary::Ptr params = new Dictionary();
 273         params->Set("notification", notification->GetName());
 274         params->Set("next_notification", notification->GetNextNotification());
 275
 276         Dictionary::Ptr message = new Dictionary();
 277         message->Set("jsonrpc", "2.0");
 278         message->Set("method", "event::SetNextNotification");
 279         message->Set("params", params);
 280
 281         listener->RelayMessage(origin, notification, message, true);
 282 }
 283
 284 Value ClusterEvents::NextNotificationChangedAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
 285 {
 286         Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
 287
 288         if (!endpoint) {
 289                 Log(LogNotice, "ClusterEvents")
 290                     << "Discarding 'next notification changed' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
 291                 return Empty;
 292         }
 293
 294         if (!params)
 295                 return Empty;
 296
 297         Notification::Ptr notification = Notification::GetByName(params->Get("notification"));
 298
 299         if (!notification)
 300                 return Empty;
 301
 302         if (origin->FromZone && !origin->FromZone->CanAccessObject(notification)) {
 303                 Log(LogNotice, "ClusterEvents")
 304                     << "Discarding 'next notification changed' message from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
 305                 return Empty;
 306         }
 307
 308         double nextNotification = params->Get("next_notification");
 309
 310         if (nextNotification < Utility::GetTime())
 311                 return Empty;
 312
 313         notification->SetNextNotification(nextNotification, false, origin);
 314
 315         return Empty;
 316 }
 317
 318 void ClusterEvents::ForceNextCheckChangedHandler(const Checkable::Ptr& checkable, const MessageOrigin::Ptr& origin)
 319 {
 320         ApiListener::Ptr listener = ApiListener::GetInstance();
 321
 322         if (!listener)
 323                 return;
 324
 325         Host::Ptr host;
 326         Service::Ptr service;
 327         tie(host, service) = GetHostService(checkable);
 328
 329         Dictionary::Ptr params = new Dictionary();
 330         params->Set("host", host->GetName());
 331         if (service)
 332                 params->Set("service", service->GetShortName());
 333         params->Set("forced", checkable->GetForceNextCheck());
 334
 335         Dictionary::Ptr message = new Dictionary();
 336         message->Set("jsonrpc", "2.0");
 337         message->Set("method", "event::SetForceNextCheck");
 338         message->Set("params", params);
 339
 340         listener->RelayMessage(origin, checkable, message, true);
 341 }
 342
 343 Value ClusterEvents::ForceNextCheckChangedAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
 344 {
 345         Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
 346
 347         if (!endpoint) {
 348                 Log(LogNotice, "ClusterEvents")
 349                     << "Discarding 'force next check changed' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
 350                 return Empty;
 351         }
 352
 353         if (!params)
 354                 return Empty;
 355
 356         Host::Ptr host = Host::GetByName(params->Get("host"));
 357
 358         if (!host)
 359                 return Empty;
 360
 361         Checkable::Ptr checkable;
 362
 363         if (params->Contains("service"))
 364                 checkable = host->GetServiceByShortName(params->Get("service"));
 365         else
 366                 checkable = host;
 367
 368         if (!checkable)
 369                 return Empty;
 370
 371         if (origin->FromZone && !origin->FromZone->CanAccessObject(checkable)) {
 372                 Log(LogNotice, "ClusterEvents")
 373                     << "Discarding 'force next check' message from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
 374                 return Empty;
 375         }
 376
 377         checkable->SetForceNextCheck(params->Get("forced"), false, origin);
 378
 379         return Empty;
 380 }
 381
 382 void ClusterEvents::ForceNextNotificationChangedHandler(const Checkable::Ptr& checkable, const MessageOrigin::Ptr& origin)
 383 {
 384         ApiListener::Ptr listener = ApiListener::GetInstance();
 385
 386         if (!listener)
 387                 return;
 388
 389         Host::Ptr host;
 390         Service::Ptr service;
 391         tie(host, service) = GetHostService(checkable);
 392
 393         Dictionary::Ptr params = new Dictionary();
 394         params->Set("host", host->GetName());
 395         if (service)
 396                 params->Set("service", service->GetShortName());
 397         params->Set("forced", checkable->GetForceNextNotification());
 398
 399         Dictionary::Ptr message = new Dictionary();
 400         message->Set("jsonrpc", "2.0");
 401         message->Set("method", "event::SetForceNextNotification");
 402         message->Set("params", params);
 403
 404         listener->RelayMessage(origin, checkable, message, true);
 405 }
 406
 407 Value ClusterEvents::ForceNextNotificationChangedAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
 408 {
 409         Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
 410
 411         if (!endpoint) {
 412                 Log(LogNotice, "ClusterEvents")
 413                     << "Discarding 'force next notification changed' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
 414                 return Empty;
 415         }
 416
 417         if (!params)
 418                 return Empty;
 419
 420         Host::Ptr host = Host::GetByName(params->Get("host"));
 421
 422         if (!host)
 423                 return Empty;
 424
 425         Checkable::Ptr checkable;
 426
 427         if (params->Contains("service"))
 428                 checkable = host->GetServiceByShortName(params->Get("service"));
 429         else
 430                 checkable = host;
 431
 432         if (!checkable)
 433                 return Empty;
 434
 435         if (origin->FromZone && !origin->FromZone->CanAccessObject(checkable)) {
 436                 Log(LogNotice, "ClusterEvents")
 437                     << "Discarding 'force next notification' message from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
 438                 return Empty;
 439         }
 440
 441         checkable->SetForceNextNotification(params->Get("forced"), false, origin);
 442
 443         return Empty;
 444 }
 445
 446 void ClusterEvents::AcknowledgementSetHandler(const Checkable::Ptr& checkable,
 447     const String& author, const String& comment, AcknowledgementType type,
 448     bool notify, bool persistent, double expiry, const MessageOrigin::Ptr& origin)
 449 {
 450         ApiListener::Ptr listener = ApiListener::GetInstance();
 451
 452         if (!listener)
 453                 return;
 454
 455         Host::Ptr host;
 456         Service::Ptr service;
 457         tie(host, service) = GetHostService(checkable);
 458
 459         Dictionary::Ptr params = new Dictionary();
 460         params->Set("host", host->GetName());
 461         if (service)
 462                 params->Set("service", service->GetShortName());
 463         params->Set("author", author);
 464         params->Set("comment", comment);
 465         params->Set("acktype", type);
 466         params->Set("notify", notify);
 467         params->Set("expiry", expiry);
 468
 469         Dictionary::Ptr message = new Dictionary();
 470         message->Set("jsonrpc", "2.0");
 471         message->Set("method", "event::SetAcknowledgement");
 472         message->Set("params", params);
 473
 474         listener->RelayMessage(origin, checkable, message, true);
 475 }
 476
 477 Value ClusterEvents::AcknowledgementSetAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
 478 {
 479         Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
 480
 481         if (!endpoint) {
 482                 Log(LogNotice, "ClusterEvents")
 483                     << "Discarding 'acknowledgement set' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
 484                 return Empty;
 485         }
 486
 487         if (!params)
 488                 return Empty;
 489
 490         Host::Ptr host = Host::GetByName(params->Get("host"));
 491
 492         if (!host)
 493                 return Empty;
 494
 495         Checkable::Ptr checkable;
 496
 497         if (params->Contains("service"))
 498                 checkable = host->GetServiceByShortName(params->Get("service"));
 499         else
 500                 checkable = host;
 501
 502         if (!checkable)
 503                 return Empty;
 504
 505         if (origin->FromZone && !origin->FromZone->CanAccessObject(checkable)) {
 506                 Log(LogNotice, "ClusterEvents")
 507                     << "Discarding 'acknowledgement set' message from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
 508                 return Empty;
 509         }
 510
 511         checkable->AcknowledgeProblem(params->Get("author"), params->Get("comment"),
 512             static_cast<AcknowledgementType>(static_cast<int>(params->Get("acktype"))),
 513             params->Get("notify"), params->Get("persistent"), params->Get("expiry"), origin);
 514
 515         return Empty;
 516 }
 517
 518 void ClusterEvents::AcknowledgementClearedHandler(const Checkable::Ptr& checkable, const MessageOrigin::Ptr& origin)
 519 {
 520         ApiListener::Ptr listener = ApiListener::GetInstance();
 521
 522         if (!listener)
 523                 return;
 524
 525         Host::Ptr host;
 526         Service::Ptr service;
 527         tie(host, service) = GetHostService(checkable);
 528
 529         Dictionary::Ptr params = new Dictionary();
 530         params->Set("host", host->GetName());
 531         if (service)
 532                 params->Set("service", service->GetShortName());
 533
 534         Dictionary::Ptr message = new Dictionary();
 535         message->Set("jsonrpc", "2.0");
 536         message->Set("method", "event::ClearAcknowledgement");
 537         message->Set("params", params);
 538
 539         listener->RelayMessage(origin, checkable, message, true);
 540 }
 541
 542 Value ClusterEvents::AcknowledgementClearedAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
 543 {
 544         Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
 545
 546         if (!endpoint) {
 547                 Log(LogNotice, "ClusterEvents")
 548                     << "Discarding 'acknowledgement cleared' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
 549                 return Empty;
 550         }
 551
 552         if (!params)
 553                 return Empty;
 554
 555         Host::Ptr host = Host::GetByName(params->Get("host"));
 556
 557         if (!host)
 558                 return Empty;
 559
 560         Checkable::Ptr checkable;
 561
 562         if (params->Contains("service"))
 563                 checkable = host->GetServiceByShortName(params->Get("service"));
 564         else
 565                 checkable = host;
 566
 567         if (!checkable)
 568                 return Empty;
 569
 570         if (origin->FromZone && !origin->FromZone->CanAccessObject(checkable)) {
 571                 Log(LogNotice, "ClusterEvents")
 572                     << "Discarding 'acknowledgement cleared' message from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
 573                 return Empty;
 574         }
 575
 576         checkable->ClearAcknowledgement(origin);
 577
 578         return Empty;
 579 }
 580
 581 Value ClusterEvents::ExecuteCommandAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
 582 {
 583         Endpoint::Ptr sourceEndpoint = origin->FromClient->GetEndpoint();
 584
 585         if (!sourceEndpoint || (origin->FromZone && !Zone::GetLocalZone()->IsChildOf(origin->FromZone))) {
 586                 Log(LogNotice, "ClusterEvents")
 587                     << "Discarding 'execute command' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
 588                 return Empty;
 589         }
 590
 591         ApiListener::Ptr listener = ApiListener::GetInstance();
 592
 593         if (!listener) {
 594                 Log(LogCritical, "ApiListener", "No instance available.");
 595                 return Empty;
 596         }
 597
 598         if (!listener->GetAcceptCommands()) {
 599                 Log(LogWarning, "ApiListener")
 600                     << "Ignoring command. '" << listener->GetName() << "' does not accept commands.";
 601
 602                 Host::Ptr host = new Host();
 603                 Dictionary::Ptr attrs = new Dictionary();
 604
 605                 attrs->Set("__name", params->Get("host"));
 606                 attrs->Set("type", "Host");
 607                 attrs->Set("enable_active_checks", false);
 608
 609                 Deserialize(host, attrs, false, FAConfig);
 610
 611                 if (params->Contains("service"))
 612                         host->SetExtension("agent_service_name", params->Get("service"));
 613
 614                 CheckResult::Ptr cr = new CheckResult();
 615                 cr->SetState(ServiceUnknown);
 616                 cr->SetOutput("Endpoint '" + Endpoint::GetLocalEndpoint()->GetName() + "' does not accept commands.");
 617                 Dictionary::Ptr message = MakeCheckResultMessage(host, cr);
 618                 listener->SyncSendMessage(sourceEndpoint, message);
 619
 620                 return Empty;
 621         }
 622
 623         /* use a virtual host object for executing the command */
 624         Host::Ptr host = new Host();
 625         Dictionary::Ptr attrs = new Dictionary();
 626
 627         attrs->Set("__name", params->Get("host"));
 628         attrs->Set("type", "Host");
 629
 630         Deserialize(host, attrs, false, FAConfig);
 631
 632         if (params->Contains("service"))
 633                 host->SetExtension("agent_service_name", params->Get("service"));
 634
 635         String command = params->Get("command");
 636         String command_type = params->Get("command_type");
 637
 638         if (command_type == "check_command") {
 639                 if (!CheckCommand::GetByName(command)) {
 640                         CheckResult::Ptr cr = new CheckResult();
 641                         cr->SetState(ServiceUnknown);
 642                         cr->SetOutput("Check command '" + command + "' does not exist.");
 643                         Dictionary::Ptr message = MakeCheckResultMessage(host, cr);
 644                         listener->SyncSendMessage(sourceEndpoint, message);
 645                         return Empty;
 646                 }
 647         } else if (command_type == "event_command") {
 648                 if (!EventCommand::GetByName(command)) {
 649                         Log(LogWarning, "ClusterEvents")
 650                             << "Event command '" << command << "' does not exist.";
 651                         return Empty;
 652                 }
 653         } else
 654                 return Empty;
 655
 656         attrs->Set(command_type, params->Get("command"));
 657         attrs->Set("command_endpoint", sourceEndpoint->GetName());
 658
 659         Deserialize(host, attrs, false, FAConfig);
 660
 661         host->SetExtension("agent_check", true);
 662
 663         Dictionary::Ptr macros = params->Get("macros");
 664
 665         if (command_type == "check_command") {
 666                 try {
 667                         host->ExecuteRemoteCheck(macros);
 668                 } catch (const std::exception& ex) {
 669                         CheckResult::Ptr cr = new CheckResult();
 670                         cr->SetState(ServiceUnknown);
 671
 672                         String output = "Exception occured while checking '" + host->GetName() + "': " + DiagnosticInformation(ex);
 673                         cr->SetOutput(output);
 674
 675                         double now = Utility::GetTime();
 676                         cr->SetScheduleStart(now);
 677                         cr->SetScheduleEnd(now);
 678                         cr->SetExecutionStart(now);
 679                         cr->SetExecutionEnd(now);
 680
 681                         Dictionary::Ptr message = MakeCheckResultMessage(host, cr);
 682                         listener->SyncSendMessage(sourceEndpoint, message);
 683
 684                         Log(LogCritical, "checker", output);
 685                 }
 686         } else if (command_type == "event_command") {
 687                 host->ExecuteEventHandler(macros, true);
 688         }
 689
 690         return Empty;
 691 }
 692
 693 void ClusterEvents::RepositoryTimerHandler(void)
 694 {
 695         ApiListener::Ptr listener = ApiListener::GetInstance();
 696
 697         if (!listener)
 698                 return;
 699
 700         Dictionary::Ptr repository = new Dictionary();
 701
 702         for (const Host::Ptr& host : ConfigType::GetObjectsByType<Host>()) {
 703                 Array::Ptr services = new Array();
 704
 705                 for (const Service::Ptr& service : host->GetServices()) {
 706                         services->Add(service->GetShortName());
 707                 }
 708
 709                 repository->Set(host->GetName(), services);
 710         }
 711
 712         Endpoint::Ptr my_endpoint = Endpoint::GetLocalEndpoint();
 713
 714         if (!my_endpoint) {
 715                 Log(LogWarning, "ClusterEvents", "No local endpoint defined. Bailing out.");
 716                 return;
 717         }
 718
 719         Zone::Ptr my_zone = my_endpoint->GetZone();
 720
 721         if (!my_zone)
 722                 return;
 723
 724         Dictionary::Ptr params = new Dictionary();
 725         params->Set("seen", Utility::GetTime());
 726         params->Set("endpoint", my_endpoint->GetName());
 727         params->Set("zone", my_zone->GetName());
 728         params->Set("repository", repository);
 729
 730         Dictionary::Ptr message = new Dictionary();
 731         message->Set("jsonrpc", "2.0");
 732         message->Set("method", "event::UpdateRepository");
 733         message->Set("params", params);
 734
 735         listener->RelayMessage(MessageOrigin::Ptr(), my_zone, message, false);
 736 }
 737
 738 String ClusterEvents::GetRepositoryDir(void)
 739 {
 740         return Application::GetLocalStateDir() + "/lib/icinga2/api/repository/";
 741 }
 742
 743 Value ClusterEvents::UpdateRepositoryAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
 744 {
 745         if (!params)
 746                 return Empty;
 747
 748         Value vrepository = params->Get("repository");
 749         if (vrepository.IsEmpty() || !vrepository.IsObjectType<Dictionary>())
 750                 return Empty;
 751
 752         Utility::MkDirP(GetRepositoryDir(), 0755);
 753
 754         String repositoryFile = GetRepositoryDir() + SHA256(params->Get("endpoint")) + ".repo";
 755
 756         std::fstream fp;
 757         String tempRepositoryFile = Utility::CreateTempFile(repositoryFile + ".XXXXXX", 0644, fp);
 758
 759         fp << JsonEncode(params);
 760         fp.close();
 761
 762 #ifdef _WIN32
 763         _unlink(repositoryFile.CStr());
 764 #endif /* _WIN32 */
 765
 766         if (rename(tempRepositoryFile.CStr(), repositoryFile.CStr()) < 0) {
 767                 BOOST_THROW_EXCEPTION(posix_error()
 768                     << boost::errinfo_api_function("rename")
 769                     << boost::errinfo_errno(errno)
 770                     << boost::errinfo_file_name(tempRepositoryFile));
 771         }
 772
 773         ApiListener::Ptr listener = ApiListener::GetInstance();
 774
 775         if (!listener)
 776                 return Empty;
 777
 778         Dictionary::Ptr message = new Dictionary();
 779         message->Set("jsonrpc", "2.0");
 780         message->Set("method", "event::UpdateRepository");
 781         message->Set("params", params);
 782
 783         listener->RelayMessage(origin, Zone::GetLocalZone(), message, true);
 784
 785         return Empty;
 786 }
 787
 788 void ClusterEvents::SendNotificationsHandler(const Checkable::Ptr& checkable, NotificationType type,
 789     const CheckResult::Ptr& cr, const String& author, const String& text, const MessageOrigin::Ptr& origin)
 790 {
 791         ApiListener::Ptr listener = ApiListener::GetInstance();
 792
 793         if (!listener)
 794                 return;
 795
 796         Dictionary::Ptr message = MakeCheckResultMessage(checkable, cr);
 797         message->Set("method", "event::SendNotifications");
 798
 799         Dictionary::Ptr params = message->Get("params");
 800         params->Set("type", type);
 801         params->Set("author", author);
 802         params->Set("text", text);
 803
 804         listener->RelayMessage(origin, ConfigObject::Ptr(), message, true);
 805 }
 806
 807 Value ClusterEvents::SendNotificationsAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
 808 {
 809         Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
 810
 811         if (!endpoint) {
 812                 Log(LogNotice, "ClusterEvents")
 813                     << "Discarding 'send notification' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
 814                 return Empty;
 815         }
 816
 817         if (!params)
 818                 return Empty;
 819
 820         Host::Ptr host = Host::GetByName(params->Get("host"));
 821
 822         if (!host)
 823                 return Empty;
 824
 825         Checkable::Ptr checkable;
 826
 827         if (params->Contains("service"))
 828                 checkable = host->GetServiceByShortName(params->Get("service"));
 829         else
 830                 checkable = host;
 831
 832         if (!checkable)
 833                 return Empty;
 834
 835         if (origin->FromZone && origin->FromZone != Zone::GetLocalZone()) {
 836                 Log(LogNotice, "ClusterEvents")
 837                     << "Discarding 'send custom notification' message from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
 838                 return Empty;
 839         }
 840
 841         CheckResult::Ptr cr;
 842         Array::Ptr vperf;
 843
 844         if (params->Contains("cr")) {
 845                 cr = new CheckResult();
 846                 Dictionary::Ptr vcr = params->Get("cr");
 847
 848                 if (vcr && vcr->Contains("performance_data")) {
 849                         vperf = vcr->Get("performance_data");
 850
 851                         if (vperf)
 852                                 vcr->Remove("performance_data");
 853
 854                         Deserialize(cr, vcr, true);
 855                 }
 856         }
 857
 858         NotificationType type = static_cast<NotificationType>(static_cast<int>(params->Get("type")));
 859         String author = params->Get("author");
 860         String text = params->Get("text");
 861
 862         Checkable::OnNotificationsRequested(checkable, type, cr, author, text, origin);
 863
 864         return Empty;
 865 }
 866
 867 void ClusterEvents::NotificationSentUserHandler(const Notification::Ptr& notification, const Checkable::Ptr& checkable, const User::Ptr& user,
 868     NotificationType notificationType, const CheckResult::Ptr& cr, const String& author, const String& commentText, const String& command,
 869     const MessageOrigin::Ptr& origin)
 870 {
 871         ApiListener::Ptr listener = ApiListener::GetInstance();
 872
 873         if (!listener)
 874                 return;
 875
 876         Host::Ptr host;
 877         Service::Ptr service;
 878         tie(host, service) = GetHostService(checkable);
 879
 880         Dictionary::Ptr params = new Dictionary();
 881         params->Set("host", host->GetName());
 882         if (service)
 883                 params->Set("service", service->GetShortName());
 884         params->Set("notification", notification->GetName());
 885         params->Set("user", user->GetName());
 886         params->Set("type", notificationType);
 887         params->Set("cr", Serialize(cr));
 888         params->Set("author", author);
 889         params->Set("text", commentText);
 890         params->Set("command", command);
 891
 892         Dictionary::Ptr message = new Dictionary();
 893         message->Set("jsonrpc", "2.0");
 894         message->Set("method", "event::NotificationSentUser");
 895         message->Set("params", params);
 896
 897         listener->RelayMessage(origin, ConfigObject::Ptr(), message, true);
 898 }
 899
 900 Value ClusterEvents::NotificationSentUserAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
 901 {
 902         Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
 903
 904         if (!endpoint) {
 905                 Log(LogNotice, "ClusterEvents")
 906                     << "Discarding 'sent notification to user' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
 907                 return Empty;
 908         }
 909
 910         if (!params)
 911                 return Empty;
 912
 913         Host::Ptr host = Host::GetByName(params->Get("host"));
 914
 915         if (!host)
 916                 return Empty;
 917
 918         Checkable::Ptr checkable;
 919
 920         if (params->Contains("service"))
 921                 checkable = host->GetServiceByShortName(params->Get("service"));
 922         else
 923                 checkable = host;
 924
 925         if (!checkable)
 926                 return Empty;
 927
 928         if (origin->FromZone && origin->FromZone != Zone::GetLocalZone()) {
 929                 Log(LogNotice, "ClusterEvents")
 930                     << "Discarding 'sent notification to user' message from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
 931                 return Empty;
 932         }
 933
 934         CheckResult::Ptr cr;
 935         Array::Ptr vperf;
 936
 937         if (params->Contains("cr")) {
 938                 cr = new CheckResult();
 939                 Dictionary::Ptr vcr = params->Get("cr");
 940
 941                 if (vcr && vcr->Contains("performance_data")) {
 942                         vperf = vcr->Get("performance_data");
 943
 944                         if (vperf)
 945                                 vcr->Remove("performance_data");
 946
 947                         Deserialize(cr, vcr, true);
 948                 }
 949         }
 950
 951         NotificationType type = static_cast<NotificationType>(static_cast<int>(params->Get("type")));
 952         String author = params->Get("author");
 953         String text = params->Get("text");
 954
 955         Notification::Ptr notification = Notification::GetByName(params->Get("notification"));
 956
 957         if (!notification)
 958                 return Empty;
 959
 960         User::Ptr user = User::GetByName(params->Get("user"));
 961
 962         if (!user)
 963                 return Empty;
 964
 965         String command = params->Get("command");
 966
 967         Checkable::OnNotificationSentToUser(notification, checkable, user, type, cr, author, text, command, origin);
 968
 969         return Empty;
 970 }
 971
 972 void ClusterEvents::NotificationSentToAllUsersHandler(const Notification::Ptr& notification, const Checkable::Ptr& checkable, const std::set<User::Ptr>& users,
 973     NotificationType notificationType, const CheckResult::Ptr& cr, const String& author, const String& commentText, const MessageOrigin::Ptr& origin)
 974 {
 975         ApiListener::Ptr listener = ApiListener::GetInstance();
 976
 977         if (!listener)
 978                 return;
 979
 980         Host::Ptr host;
 981         Service::Ptr service;
 982         tie(host, service) = GetHostService(checkable);
 983
 984         Dictionary::Ptr params = new Dictionary();
 985         params->Set("host", host->GetName());
 986         if (service)
 987                 params->Set("service", service->GetShortName());
 988         params->Set("notification", notification->GetName());
 989
 990         Array::Ptr ausers = new Array();
 991         for (const User::Ptr& user : users) {
 992                 ausers->Add(user->GetName());
 993         }
 994         params->Set("users", ausers);
 995
 996         params->Set("type", notificationType);
 997         params->Set("cr", Serialize(cr));
 998         params->Set("author", author);
 999         params->Set("text", commentText);
1000
1001         params->Set("last_notification", notification->GetLastNotification());
1002         params->Set("next_notification", notification->GetNextNotification());
1003         params->Set("notification_number", notification->GetNotificationNumber());
1004         params->Set("last_problem_notification", notification->GetLastProblemNotification());
1005         params->Set("no_more_notifications", notification->GetNoMoreNotifications());
1006
1007         Dictionary::Ptr message = new Dictionary();
1008         message->Set("jsonrpc", "2.0");
1009         message->Set("method", "event::NotificationSentToAllUsers");
1010         message->Set("params", params);
1011
1012         listener->RelayMessage(origin, ConfigObject::Ptr(), message, true);
1013 }
1014
1015 Value ClusterEvents::NotificationSentToAllUsersAPIHandler(const MessageOrigin::Ptr& origin, const Dictionary::Ptr& params)
1016 {
1017         Endpoint::Ptr endpoint = origin->FromClient->GetEndpoint();
1018
1019         if (!endpoint) {
1020                 Log(LogNotice, "ClusterEvents")
1021                     << "Discarding 'sent notification to all users' message from '" << origin->FromClient->GetIdentity() << "': Invalid endpoint origin (client not allowed).";
1022                 return Empty;
1023         }
1024
1025         if (!params)
1026                 return Empty;
1027
1028         Host::Ptr host = Host::GetByName(params->Get("host"));
1029
1030         if (!host)
1031                 return Empty;
1032
1033         Checkable::Ptr checkable;
1034
1035         if (params->Contains("service"))
1036                 checkable = host->GetServiceByShortName(params->Get("service"));
1037         else
1038                 checkable = host;
1039
1040         if (!checkable)
1041                 return Empty;
1042
1043         if (origin->FromZone && origin->FromZone != Zone::GetLocalZone()) {
1044                 Log(LogNotice, "ClusterEvents")
1045                     << "Discarding 'sent notification to all users' message from '" << origin->FromClient->GetIdentity() << "': Unauthorized access.";
1046                 return Empty;
1047         }
1048
1049         CheckResult::Ptr cr;
1050         Array::Ptr vperf;
1051
1052         if (params->Contains("cr")) {
1053                 cr = new CheckResult();
1054                 Dictionary::Ptr vcr = params->Get("cr");
1055
1056                 if (vcr && vcr->Contains("performance_data")) {
1057                         vperf = vcr->Get("performance_data");
1058
1059                         if (vperf)
1060                                 vcr->Remove("performance_data");
1061
1062                         Deserialize(cr, vcr, true);
1063                 }
1064         }
1065
1066         NotificationType type = static_cast<NotificationType>(static_cast<int>(params->Get("type")));
1067         String author = params->Get("author");
1068         String text = params->Get("text");
1069
1070         Notification::Ptr notification = Notification::GetByName(params->Get("notification"));
1071
1072         if (!notification)
1073                 return Empty;
1074
1075         Array::Ptr ausers = params->Get("users");
1076
1077         if (!ausers)
1078                 return Empty;
1079
1080         std::set<User::Ptr> users;
1081
1082         {
1083                 ObjectLock olock(ausers);
1084                 for (const String& auser : ausers) {
1085                         User::Ptr user = User::GetByName(auser);
1086
1087                         if (!user)
1088                                 continue;
1089
1090                         users.insert(user);
1091                 }
1092         }
1093
1094         notification->SetLastNotification(params->Get("last_notification"));
1095         notification->SetNextNotification(params->Get("next_notification"));
1096         notification->SetNotificationNumber(params->Get("notification_number"));
1097         notification->SetLastProblemNotification(params->Get("last_problem_notification"));
1098         notification->SetNoMoreNotifications(params->Get("no_more_notifications"));
1099
1100         Array::Ptr notifiedProblemUsers = new Array();
1101         for (const User::Ptr& user : users) {
1102                 notifiedProblemUsers->Add(user->GetName());
1103         }
1104
1105         notification->SetNotifiedProblemUsers(notifiedProblemUsers);
1106
1107         Checkable::OnNotificationSentToAllUsers(notification, checkable, users, type, cr, author, text, origin);
1108
1109         return Empty;
1110 }