1 /******************************************************************************
3 * Copyright (C) 2012-2014 Icinga Development Team (http://www.icinga.org) *
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. *
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. *
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 ******************************************************************************/
20 #include "icinga/host.h"
21 #include "icinga/service.h"
22 #include "icinga/hostgroup.h"
23 #include "icinga/icingaapplication.h"
24 #include "icinga/pluginutility.h"
25 #include "base/dynamictype.h"
26 #include "base/objectlock.h"
27 #include "base/logger_fwd.h"
28 #include "base/timer.h"
29 #include "base/convert.h"
30 #include "base/utility.h"
31 #include "base/scriptfunction.h"
32 #include "base/debug.h"
33 #include "base/serializer.h"
34 #include "config/configitembuilder.h"
35 #include "config/configcompilercontext.h"
36 #include <boost/foreach.hpp>
38 using namespace icinga;
42 void Host::OnConfigLoaded(void)
44 DynamicObject::OnConfigLoaded();
48 Array::Ptr groups = GetGroups();
51 ObjectLock olock(groups);
53 BOOST_FOREACH(const String& name, groups) {
54 HostGroup::Ptr hg = HostGroup::GetByName(name);
57 hg->AddMember(GetSelf());
64 DynamicObject::Stop();
66 Array::Ptr groups = GetGroups();
69 ObjectLock olock(groups);
71 BOOST_FOREACH(const String& name, groups) {
72 HostGroup::Ptr hg = HostGroup::GetByName(name);
75 hg->RemoveMember(GetSelf());
79 // TODO: unregister slave services/notifications?
82 bool Host::IsReachable(DependencyType dt, shared_ptr<Dependency> *failedDependency) const
86 Service::Ptr hc = GetCheckService();
90 return hc->IsReachable(dt, failedDependency);
93 std::set<Service::Ptr> Host::GetServices(void) const
95 boost::mutex::scoped_lock lock(m_ServicesMutex);
97 std::set<Service::Ptr> services;
98 typedef std::pair<String, Service::Ptr> ServicePair;
99 BOOST_FOREACH(const ServicePair& kv, m_Services) {
100 services.insert(kv.second);
106 void Host::AddService(const Service::Ptr& service)
108 boost::mutex::scoped_lock lock(m_ServicesMutex);
110 m_Services[service->GetShortName()] = service;
113 void Host::RemoveService(const Service::Ptr& service)
115 boost::mutex::scoped_lock lock(m_ServicesMutex);
117 m_Services.erase(service->GetShortName());
120 int Host::GetTotalServices(void) const
122 return GetServices().size();
125 Service::Ptr Host::GetServiceByShortName(const Value& name) const
127 if (name.IsEmpty()) {
128 Service::Ptr hc = GetCheckService();
131 BOOST_THROW_EXCEPTION(std::invalid_argument("Host does not have a host check service: " + GetName()));
134 } else if (name.IsScalar()) {
136 boost::mutex::scoped_lock lock(m_ServicesMutex);
138 std::map<String, Service::Ptr>::const_iterator it = m_Services.find(name);
140 if (it != m_Services.end())
144 return Service::Ptr();
145 } else if (name.IsObjectType<Dictionary>()) {
146 Dictionary::Ptr dict = name;
149 return Service::GetByNamePair(dict->Get("host"), dict->Get("service"));
151 BOOST_THROW_EXCEPTION(std::invalid_argument("Host/Service name pair is invalid: " + JsonSerialize(name)));
155 Service::Ptr Host::GetCheckService(void) const
157 String host_check = GetCheck();
159 if (host_check.IsEmpty())
160 return Service::Ptr();
162 return GetServiceByShortName(host_check);
165 std::set<Host::Ptr> Host::GetParentHosts(void) const
167 std::set<Host::Ptr> result;
168 Service::Ptr hc = GetCheckService();
171 result = hc->GetParentHosts();
176 std::set<Host::Ptr> Host::GetChildHosts(void) const
178 std::set<Host::Ptr> result;
179 Service::Ptr hc = GetCheckService();
182 result = hc->GetChildHosts();
187 std::set<Service::Ptr> Host::GetParentServices(void) const
189 std::set<Service::Ptr> result;
190 Service::Ptr hc = GetCheckService();
193 result = hc->GetParentServices();
198 std::set<Service::Ptr> Host::GetChildServices(void) const
200 std::set<Service::Ptr> result;
201 Service::Ptr hc = GetCheckService();
204 result = hc->GetChildServices();
209 HostState Host::CalculateState(ServiceState state, bool reachable)
212 return HostUnreachable;
223 HostState Host::GetState(void) const
228 return HostUnreachable;
230 Service::Ptr hc = GetCheckService();
235 switch (hc->GetState()) {
245 HostState Host::GetLastState(void) const
250 return HostUnreachable;
252 Service::Ptr hc = GetCheckService();
257 switch (hc->GetLastState()) {
266 HostState Host::GetLastHardState(void) const
271 return HostUnreachable;
273 Service::Ptr hc = GetCheckService();
278 switch (hc->GetLastHardState()) {
287 double Host::GetLastStateUp(void) const
291 Service::Ptr hc = GetCheckService();
296 if (hc->GetLastStateOK() > hc->GetLastStateWarning())
297 return hc->GetLastStateOK();
299 return hc->GetLastStateWarning();
302 double Host::GetLastStateDown(void) const
306 Service::Ptr hc = GetCheckService();
311 return hc->GetLastStateCritical();
314 double Host::GetLastStateUnreachable(void) const
318 Service::Ptr hc = GetCheckService();
323 return hc->GetLastStateUnreachable();
326 double Host::GetLastStateChange(void) const
328 Service::Ptr hc = GetCheckService();
331 return Application::GetStartTime();
333 return hc->GetLastStateChange();
337 double Host::GetLastHardStateChange(void) const
339 Service::Ptr hc = GetCheckService();
342 return Application::GetStartTime();
344 return hc->GetLastHardStateChange();
347 StateType Host::GetLastStateType(void) const
349 Service::Ptr hc = GetCheckService();
352 return StateTypeHard;
354 return hc->GetLastStateType();
357 StateType Host::GetStateType(void) const
359 Service::Ptr hc = GetCheckService();
362 return StateTypeHard;
364 return hc->GetStateType();
367 HostState Host::StateFromString(const String& state)
371 else if (state == "DOWN")
373 else if (state == "UNREACHABLE")
374 return HostUnreachable;
376 return HostUnreachable;
379 String Host::StateToString(HostState state)
386 case HostUnreachable:
387 return "UNREACHABLE";
393 StateType Host::StateTypeFromString(const String& type)
396 return StateTypeSoft;
398 return StateTypeHard;
401 String Host::StateTypeToString(StateType type)
403 if (type == StateTypeSoft)
409 bool Host::ResolveMacro(const String& macro, const CheckResult::Ptr&, String *result) const
411 if (macro == "HOSTNAME") {
415 else if (macro == "HOSTDISPLAYNAME" || macro == "HOSTALIAS") {
416 *result = GetDisplayName();
420 Service::Ptr hc = GetCheckService();
421 CheckResult::Ptr hccr;
424 ServiceState state = hc->GetState();
425 bool reachable = IsReachable();
427 if (macro == "HOSTSTATE") {
428 HostState hstate = CalculateState(state, reachable);
431 case HostUnreachable:
432 *result = "UNREACHABLE";
445 } else if (macro == "HOSTSTATEID") {
446 *result = Convert::ToString(state);
448 } else if (macro == "HOSTSTATETYPE") {
449 *result = Service::StateTypeToString(hc->GetStateType());
451 } else if (macro == "HOSTATTEMPT") {
452 *result = Convert::ToString(hc->GetCheckAttempt());
454 } else if (macro == "MAXHOSTATTEMPT") {
455 *result = Convert::ToString(hc->GetMaxCheckAttempts());
457 } else if (macro == "LASTHOSTSTATE") {
458 *result = StateToString(GetLastState());
460 } else if (macro == "LASTHOSTSTATEID") {
461 *result = Convert::ToString(GetLastState());
463 } else if (macro == "LASTHOSTSTATETYPE") {
464 *result = Service::StateTypeToString(GetLastStateType());
466 } else if (macro == "LASTHOSTSTATECHANGE") {
467 *result = Convert::ToString((long)hc->GetLastStateChange());
469 } else if (macro == "HOSTDURATIONSEC") {
470 *result = Convert::ToString((long)(Utility::GetTime() - hc->GetLastStateChange()));
474 hccr = hc->GetLastCheckResult();
478 if (macro == "HOSTLATENCY") {
479 *result = Convert::ToString(Service::CalculateLatency(hccr));
481 } else if (macro == "HOSTEXECUTIONTIME") {
482 *result = Convert::ToString(Service::CalculateExecutionTime(hccr));
484 } else if (macro == "HOSTOUTPUT") {
485 *result = hccr->GetOutput();
487 } else if (macro == "HOSTPERFDATA") {
488 *result = PluginUtility::FormatPerfdata(hccr->GetPerformanceData());
490 } else if (macro == "HOSTCHECKCOMMAND") {
491 CheckCommand::Ptr commandObj = hc->GetCheckCommand();
494 *result = commandObj->GetName();
499 } else if (macro == "LASTHOSTCHECK") {
500 *result = Convert::ToString((long)hccr->GetScheduleStart());
505 Dictionary::Ptr vars = GetVars();
507 if (macro.SubStr(0, 5) == "_HOST") {
508 *result = vars ? vars->Get(macro.SubStr(5)) : "";
515 if (name == "HOSTADDRESS")
517 else if (macro == "HOSTADDRESS6")
520 if (vars && vars->Contains(name)) {
521 *result = vars->Get(name);
525 if (macro == "HOSTADDRESS" || macro == "HOSTADDRESS6") {