Ejemplo n.º 1
0
void StatusDataWriter::DumpTimePeriod(std::ostream& fp, const TimePeriod::Ptr& tp)
{
	fp << "define timeperiod {" "\n"
		"\t" "timeperiod_name" "\t" << tp->GetName() << "\n"
		"\t" "alias" "\t" << tp->GetName() << "\n";

	Dictionary::Ptr ranges = tp->GetRanges();

	if (ranges) {
		ObjectLock olock(ranges);
		for (const Dictionary::Pair& kv : ranges) {
			fp << "\t" << kv.first << "\t" << kv.second << "\n";
		}
	}

	fp << "\t" "}" "\n" "\n";
}
Ejemplo n.º 2
0
Value ServicesTable::CheckPeriodAccessor(const Value& row)
{
	Service::Ptr service = static_cast<Service::Ptr>(row);

	if (!service)
		return Empty;

	TimePeriod::Ptr checkPeriod = service->GetCheckPeriod();

	if (!checkPeriod)
		return Empty;

	return checkPeriod->GetName();
}
Ejemplo n.º 3
0
Value ContactsTable::ServiceNotificationPeriodAccessor(const Value& row)
{
    User::Ptr user = static_cast<User::Ptr>(row);

    if (!user)
        return Empty;

    TimePeriod::Ptr timeperiod = user->GetPeriod();

    if (!timeperiod)
        return Empty;

    return timeperiod->GetName();
}
Ejemplo n.º 4
0
void TimePeriod::Merge(const TimePeriod::Ptr& timeperiod, bool include)
{
	Log(LogDebug, "TimePeriod")
	    << "Merge TimePeriod '" << GetName() << "' with '" << timeperiod->GetName() << "' "
	    << "Method: " << (include ? "include" : "exclude");

	Array::Ptr segments = timeperiod->GetSegments();

	if (segments) {
		ObjectLock dlock(segments);
		ObjectLock ilock(this);
		for (const Dictionary::Ptr& segment : segments) {
			include ? AddSegment(segment) : RemoveSegment(segment);
		}
	}
}
Ejemplo n.º 5
0
void CheckerComponent::CheckThreadProc()
{
	Utility::SetThreadName("Check Scheduler");
	IcingaApplication::Ptr icingaApp = IcingaApplication::GetInstance();

	boost::mutex::scoped_lock lock(m_Mutex);

	for (;;) {
		typedef boost::multi_index::nth_index<CheckableSet, 1>::type CheckTimeView;
		CheckTimeView& idx = boost::get<1>(m_IdleCheckables);

		while (idx.begin() == idx.end() && !m_Stopped)
			m_CV.wait(lock);

		if (m_Stopped)
			break;

		auto it = idx.begin();
		CheckableScheduleInfo csi = *it;

		double wait = csi.NextCheck - Utility::GetTime();

//#ifdef I2_DEBUG
//		Log(LogDebug, "CheckerComponent")
//			<< "Pending checks " << Checkable::GetPendingChecks()
//			<< " vs. max concurrent checks " << icingaApp->GetMaxConcurrentChecks() << ".";
//#endif /* I2_DEBUG */

		if (Checkable::GetPendingChecks() >= icingaApp->GetMaxConcurrentChecks())
			wait = 0.5;

		if (wait > 0) {
			/* Wait for the next check. */
			m_CV.timed_wait(lock, boost::posix_time::milliseconds(long(wait * 1000)));

			continue;
		}

		Checkable::Ptr checkable = csi.Object;

		m_IdleCheckables.erase(checkable);

		bool forced = checkable->GetForceNextCheck();
		bool check = true;

		if (!forced) {
			if (!checkable->IsReachable(DependencyCheckExecution)) {
				Log(LogNotice, "CheckerComponent")
					<< "Skipping check for object '" << checkable->GetName() << "': Dependency failed.";
				check = false;
			}

			Host::Ptr host;
			Service::Ptr service;
			tie(host, service) = GetHostService(checkable);

			if (host && !service && (!checkable->GetEnableActiveChecks() || !icingaApp->GetEnableHostChecks())) {
				Log(LogNotice, "CheckerComponent")
					<< "Skipping check for host '" << host->GetName() << "': active host checks are disabled";
				check = false;
			}
			if (host && service && (!checkable->GetEnableActiveChecks() || !icingaApp->GetEnableServiceChecks())) {
				Log(LogNotice, "CheckerComponent")
					<< "Skipping check for service '" << service->GetName() << "': active service checks are disabled";
				check = false;
			}

			TimePeriod::Ptr tp = checkable->GetCheckPeriod();

			if (tp && !tp->IsInside(Utility::GetTime())) {
				Log(LogNotice, "CheckerComponent")
					<< "Skipping check for object '" << checkable->GetName()
					<< "': not in check period '" << tp->GetName() << "'";
				check = false;
			}
		}

		/* reschedule the checkable if checks are disabled */
		if (!check) {
			m_IdleCheckables.insert(GetCheckableScheduleInfo(checkable));
			lock.unlock();

			Log(LogDebug, "CheckerComponent")
				<< "Checks for checkable '" << checkable->GetName() << "' are disabled. Rescheduling check.";

			checkable->UpdateNextCheck();

			lock.lock();

			continue;
		}


		csi = GetCheckableScheduleInfo(checkable);

		Log(LogDebug, "CheckerComponent")
			<< "Scheduling info for checkable '" << checkable->GetName() << "' ("
			<< Utility::FormatDateTime("%Y-%m-%d %H:%M:%S %z", checkable->GetNextCheck()) << "): Object '"
			<< csi.Object->GetName() << "', Next Check: "
			<< Utility::FormatDateTime("%Y-%m-%d %H:%M:%S %z", csi.NextCheck) << "(" << csi.NextCheck << ").";

		m_PendingCheckables.insert(csi);

		lock.unlock();

		if (forced) {
			ObjectLock olock(checkable);
			checkable->SetForceNextCheck(false);
		}

		Log(LogDebug, "CheckerComponent")
			<< "Executing check for '" << checkable->GetName() << "'";

		Checkable::IncreasePendingChecks();

		Utility::QueueAsyncCallback(std::bind(&CheckerComponent::ExecuteCheckHelper, CheckerComponent::Ptr(this), checkable));

		lock.lock();
	}
}
Ejemplo n.º 6
0
void StatusDataWriter::DumpServiceObject(std::ostream& fp, const Service::Ptr& service)
{
	Host::Ptr host = service->GetHost();

	{
		ObjectLock olock(service);

		fp << "define service {" "\n"
			"\t" "host_name" "\t" << host->GetName() << "\n"
			"\t" "service_description" "\t" << service->GetShortName() << "\n"
			"\t" "display_name" "\t" << service->GetDisplayName() << "\n"
			"\t" "check_interval" "\t" << (service->GetCheckInterval() / 60.0) << "\n"
			"\t" "retry_interval" "\t" << (service->GetRetryInterval() / 60.0) << "\n"
			"\t" "max_check_attempts" "\t" << service->GetMaxCheckAttempts() << "\n"
			"\t" "active_checks_enabled" "\t" << Convert::ToLong(service->GetEnableActiveChecks()) << "\n"
			"\t" "passive_checks_enabled" "\t" << Convert::ToLong(service->GetEnablePassiveChecks()) << "\n"
			"\t" "flap_detection_enabled" "\t" << Convert::ToLong(service->GetEnableFlapping()) << "\n"
			"\t" "is_volatile" "\t" << Convert::ToLong(service->GetVolatile()) << "\n"
			"\t" "notifications_enabled" "\t" << Convert::ToLong(service->GetEnableNotifications()) << "\n"
			"\t" "notification_options" "\t" << GetNotificationOptions(service) << "\n"
			"\t" "notification_interval" "\t" << CompatUtility::GetCheckableNotificationNotificationInterval(service) << "\n"
			"\t" "notification_period" "\t" << "" << "\n"
			"\t" "event_handler_enabled" "\t" << Convert::ToLong(service->GetEnableEventHandler()) << "\n";

		CheckCommand::Ptr checkcommand = service->GetCheckCommand();
		if (checkcommand)
			fp << "\t" "check_command" "\t" << CompatUtility::GetCommandName(checkcommand) << "!" << CompatUtility::GetCheckableCommandArgs(service)<< "\n";

		EventCommand::Ptr eventcommand = service->GetEventCommand();
		if (eventcommand && service->GetEnableEventHandler())
			fp << "\t" "event_handler" "\t" << CompatUtility::GetCommandName(eventcommand) << "\n";

		TimePeriod::Ptr checkPeriod = service->GetCheckPeriod();
		if (checkPeriod)
			fp << "\t" "check_period" "\t" << checkPeriod->GetName() << "\n";

		fp << "\t" "contacts" "\t";
		DumpNameList(fp, CompatUtility::GetCheckableNotificationUsers(service));
		fp << "\n";

		fp << "\t" "contact_groups" "\t";
		DumpNameList(fp, CompatUtility::GetCheckableNotificationUserGroups(service));
		fp << "\n";

		String notes = service->GetNotes();
		String notes_url = service->GetNotesUrl();
		String action_url = service->GetActionUrl();
		String icon_image = service->GetIconImage();
		String icon_image_alt = service->GetIconImageAlt();

		fp << "\t" "initial_state" "\t" "o" "\n"
			"\t" "low_flap_threshold" "\t" << service->GetFlappingThresholdLow() << "\n"
			"\t" "high_flap_threshold" "\t" << service->GetFlappingThresholdHigh() << "\n"
			"\t" "process_perf_data" "\t" << Convert::ToLong(service->GetEnablePerfdata()) << "\n"
			"\t" "check_freshness" << "\t" "1" "\n";

		if (!notes.IsEmpty())
			fp << "\t" "notes" "\t" << notes << "\n";
		if (!notes_url.IsEmpty())
			fp << "\t" "notes_url" "\t" << notes_url << "\n";
		if (!action_url.IsEmpty())
			fp << "\t" "action_url" "\t" << action_url << "\n";
		if (!icon_image.IsEmpty())
			fp << "\t" "icon_image" "\t" << icon_image << "\n";
		if (!icon_image_alt.IsEmpty())
			fp << "\t" "icon_image_alt" "\t" << icon_image_alt << "\n";
	}

	fp << "\t" "service_groups" "\t";
	bool first = true;

	Array::Ptr groups = service->GetGroups();

	if (groups) {
		ObjectLock olock(groups);

		for (const String& name : groups) {
			ServiceGroup::Ptr sg = ServiceGroup::GetByName(name);

			if (sg) {
				if (!first)
					fp << ",";
				else
					first = false;

				fp << sg->GetName();
			}
		}
	}

	fp << "\n";

	DumpCustomAttributes(fp, service);

	fp << "\t" "}" "\n" "\n";
}
Ejemplo n.º 7
0
void StatusDataWriter::DumpCheckableStatusAttrs(std::ostream& fp, const Checkable::Ptr& checkable)
{
	CheckResult::Ptr cr = checkable->GetLastCheckResult();

	EventCommand::Ptr eventcommand = checkable->GetEventCommand();
	CheckCommand::Ptr checkcommand = checkable->GetCheckCommand();

	fp << "\t" << "check_command=" << CompatUtility::GetCommandName(checkcommand) << "!" << CompatUtility::GetCheckableCommandArgs(checkable) << "\n"
		"\t" "event_handler=" << CompatUtility::GetCommandName(eventcommand) << "\n"
		"\t" "check_interval=" << (checkable->GetCheckInterval() / 60.0) << "\n"
		"\t" "retry_interval=" << (checkable->GetRetryInterval() / 60.0) << "\n"
		"\t" "has_been_checked=" << Convert::ToLong(checkable->HasBeenChecked()) << "\n"
		"\t" "should_be_scheduled=" << checkable->GetEnableActiveChecks() << "\n"
		"\t" "event_handler_enabled=" << Convert::ToLong(checkable->GetEnableEventHandler()) << "\n";

	TimePeriod::Ptr checkPeriod = checkable->GetCheckPeriod();
	if (checkPeriod)
		fp << "\t" "check_period" "\t" << checkPeriod->GetName() << "\n";

	if (cr) {
		fp << "\t" << "check_execution_time=" << Convert::ToString(cr->CalculateExecutionTime()) << "\n"
			"\t" "check_latency=" << Convert::ToString(cr->CalculateLatency()) << "\n";
	}

	Host::Ptr host;
	Service::Ptr service;
	tie(host, service) = GetHostService(checkable);

	if (service) {
		fp << "\t" "current_state=" << service->GetState() << "\n"
			"\t" "last_hard_state=" << service->GetLastHardState() << "\n"
			"\t" "last_time_ok=" << static_cast<int>(service->GetLastStateOK()) << "\n"
			"\t" "last_time_warn=" << static_cast<int>(service->GetLastStateWarning()) << "\n"
			"\t" "last_time_critical=" << static_cast<int>(service->GetLastStateCritical()) << "\n"
			"\t" "last_time_unknown=" << static_cast<int>(service->GetLastStateUnknown()) << "\n";
	} else {
		int currentState = host->GetState();

		if (currentState != HostUp && !host->IsReachable())
			currentState = 2; /* hardcoded compat state */

		fp << "\t" "current_state=" << currentState << "\n"
			"\t" "last_hard_state=" << host->GetLastHardState() << "\n"
			"\t" "last_time_up=" << static_cast<int>(host->GetLastStateUp()) << "\n"
			"\t" "last_time_down=" << static_cast<int>(host->GetLastStateDown()) << "\n";
	}

	fp << "\t" "state_type=" << checkable->GetStateType() << "\n"
		"\t" "last_check=" << static_cast<long>(host->GetLastCheck()) << "\n";

	if (cr) {
		fp << "\t" "plugin_output=" << CompatUtility::GetCheckResultOutput(cr) << "\n"
			"\t" "long_plugin_output=" << CompatUtility::GetCheckResultLongOutput(cr) << "\n"
			"\t" "performance_data=" << PluginUtility::FormatPerfdata(cr->GetPerformanceData()) << "\n";
	}

	fp << "\t" << "next_check=" << static_cast<long>(checkable->GetNextCheck()) << "\n"
		"\t" "current_attempt=" << checkable->GetCheckAttempt() << "\n"
		"\t" "max_attempts=" << checkable->GetMaxCheckAttempts() << "\n"
		"\t" "last_state_change=" << static_cast<long>(checkable->GetLastStateChange()) << "\n"
		"\t" "last_hard_state_change=" << static_cast<long>(checkable->GetLastHardStateChange()) << "\n"
		"\t" "last_update=" << static_cast<long>(Utility::GetTime()) << "\n"
		"\t" "notifications_enabled=" << Convert::ToLong(checkable->GetEnableNotifications()) << "\n"
		"\t" "active_checks_enabled=" << Convert::ToLong(checkable->GetEnableActiveChecks()) << "\n"
		"\t" "passive_checks_enabled=" << Convert::ToLong(checkable->GetEnablePassiveChecks()) << "\n"
		"\t" "flap_detection_enabled=" << Convert::ToLong(checkable->GetEnableFlapping()) << "\n"
		"\t" "is_flapping=" << Convert::ToLong(checkable->IsFlapping()) << "\n"
		"\t" "percent_state_change=" << checkable->GetFlappingCurrent() << "\n"
		"\t" "problem_has_been_acknowledged=" << (checkable->GetAcknowledgement() != AcknowledgementNone ? 1 : 0) << "\n"
		"\t" "acknowledgement_type=" << checkable->GetAcknowledgement() << "\n"
		"\t" "acknowledgement_end_time=" << checkable->GetAcknowledgementExpiry() << "\n"
		"\t" "scheduled_downtime_depth=" << checkable->GetDowntimeDepth() << "\n"
		"\t" "last_notification=" << CompatUtility::GetCheckableNotificationLastNotification(checkable) << "\n"
		"\t" "next_notification=" << CompatUtility::GetCheckableNotificationNextNotification(checkable) << "\n"
		"\t" "current_notification_number=" << CompatUtility::GetCheckableNotificationNotificationNumber(checkable) << "\n"
		"\t" "is_reachable=" << Convert::ToLong(checkable->IsReachable()) << "\n";
}
Ejemplo n.º 8
0
void StatusDataWriter::DumpHostObject(std::ostream& fp, const Host::Ptr& host)
{
	String notes = host->GetNotes();
	String notes_url = host->GetNotesUrl();
	String action_url = host->GetActionUrl();
	String icon_image = host->GetIconImage();
	String icon_image_alt = host->GetIconImageAlt();
	String display_name = host->GetDisplayName();
	String address = host->GetAddress();
	String address6 = host->GetAddress6();

	fp << "define host {" "\n"
		"\t" "host_name" "\t" << host->GetName() << "\n";
	if (!display_name.IsEmpty()) {
		fp << "\t" "display_name" "\t" << host->GetDisplayName() << "\n"
			"\t" "alias" "\t" << host->GetDisplayName() << "\n";
	}
	if (!address.IsEmpty())
		fp << "\t" "address" "\t" << address << "\n";
	if (!address6.IsEmpty())
		fp << "\t" "address6" "\t" << address6 << "\n";
	if (!notes.IsEmpty())
		fp << "\t" "notes" "\t" << notes << "\n";
	if (!notes_url.IsEmpty())
		fp << "\t" "notes_url" "\t" << notes_url << "\n";
	if (!action_url.IsEmpty())
		fp << "\t" "action_url" "\t" << action_url << "\n";
	if (!icon_image.IsEmpty())
		fp << "\t" "icon_image" "\t" << icon_image << "\n";
	if (!icon_image_alt.IsEmpty())
		fp << "\t" "icon_image_alt" "\t" << icon_image_alt << "\n";

	std::set<Checkable::Ptr> parents = host->GetParents();

	if (!parents.empty()) {
		fp << "\t" "parents" "\t";
		DumpNameList(fp, parents);
		fp << "\n";
	}

	ObjectLock olock(host);

	fp << "\t" "check_interval" "\t" << (host->GetCheckInterval() / 60.0) << "\n"
		"\t" "retry_interval" "\t" << (host->GetRetryInterval() / 60.0) << "\n"
		"\t" "max_check_attempts" "\t" << host->GetMaxCheckAttempts() << "\n"
		"\t" "active_checks_enabled" "\t" << Convert::ToLong(host->GetEnableActiveChecks()) << "\n"
		"\t" "passive_checks_enabled" "\t" << Convert::ToLong(host->GetEnablePassiveChecks()) << "\n"
		"\t" "notifications_enabled" "\t" << Convert::ToLong(host->GetEnableNotifications()) << "\n"
		"\t" "notification_options" "\t" << GetNotificationOptions(host) << "\n"
		"\t" "notification_interval" "\t" << CompatUtility::GetCheckableNotificationNotificationInterval(host) << "\n"
		"\t" "event_handler_enabled" "\t" << Convert::ToLong(host->GetEnableEventHandler()) << "\n";

	CheckCommand::Ptr checkcommand = host->GetCheckCommand();
	if (checkcommand)
		fp << "\t" "check_command" "\t" << CompatUtility::GetCommandName(checkcommand) << "!" << CompatUtility::GetCheckableCommandArgs(host) << "\n";

	EventCommand::Ptr eventcommand = host->GetEventCommand();
	if (eventcommand && host->GetEnableEventHandler())
		fp << "\t" "event_handler" "\t" << CompatUtility::GetCommandName(eventcommand) << "\n";

	TimePeriod::Ptr checkPeriod = host->GetCheckPeriod();
	if (checkPeriod)
		fp << "\t" "check_period" "\t" << checkPeriod->GetName() << "\n";

	fp << "\t" "contacts" "\t";
	DumpNameList(fp, CompatUtility::GetCheckableNotificationUsers(host));
	fp << "\n";

	fp << "\t" "contact_groups" "\t";
	DumpNameList(fp, CompatUtility::GetCheckableNotificationUserGroups(host));
	fp << "\n";

	fp << "\t" << "initial_state" "\t" "o" "\n"
		"\t" "low_flap_threshold" "\t" << host->GetFlappingThresholdLow() << "\n"
		"\t" "high_flap_threshold" "\t" << host->GetFlappingThresholdHigh() << "\n"
		"\t" "process_perf_data" "\t" << Convert::ToLong(host->GetEnablePerfdata()) << "\n"
		"\t" "check_freshness" "\t" "1" "\n";

	fp << "\t" "host_groups" "\t";
	bool first = true;

	Array::Ptr groups = host->GetGroups();

	if (groups) {
		ObjectLock olock(groups);

		for (const String& name : groups) {
			HostGroup::Ptr hg = HostGroup::GetByName(name);

			if (hg) {
				if (!first)
					fp << ",";
				else
					first = false;

				fp << hg->GetName();
			}
		}
	}

	fp << "\n";

	DumpCustomAttributes(fp, host);

	fp << "\t" "}" "\n" "\n";
}
Ejemplo n.º 9
0
bool Notification::CheckNotificationUserFilters(NotificationType type, const User::Ptr& user, bool force, bool reminder)
{
	if (!force) {
		TimePeriod::Ptr tp = user->GetPeriod();

		if (tp && !tp->IsInside(Utility::GetTime())) {
			Log(LogNotice, "Notification")
			    << "Not sending " << (reminder ? "reminder " : " ") << "notifications for notification object '"
			    << GetName() << " and user '" << user->GetName()
			    << "': user period not in timeperiod '" << tp->GetName() << "'";
			return false;
		}

		unsigned long ftype = type;

		Log(LogDebug, "Notification")
		    << "User notification, Type '" << NotificationTypeToStringInternal(type)
		    << "', TypeFilter: " << NotificationFilterToString(user->GetTypeFilter(), GetTypeFilterMap())
		    << " (FType=" << ftype << ", TypeFilter=" << GetTypeFilter() << ")";


		if (!(ftype & user->GetTypeFilter())) {
			Log(LogNotice, "Notification")
			    << "Not sending " << (reminder ? "reminder " : " ") << "notifications for notification object '"
			    << GetName() << " and user '" << user->GetName() << "': type '"
			    << NotificationTypeToStringInternal(type) << "' does not match type filter: "
			    << NotificationFilterToString(user->GetTypeFilter(), GetTypeFilterMap()) << ".";
			return false;
		}

		/* check state filters it this is not a recovery notification */
		if (type != NotificationRecovery) {
			Checkable::Ptr checkable = GetCheckable();
			Host::Ptr host;
			Service::Ptr service;
			tie(host, service) = GetHostService(checkable);

			unsigned long fstate;
			String stateStr;

			if (service) {
				fstate = ServiceStateToFilter(service->GetState());
				stateStr = NotificationServiceStateToString(service->GetState());
			} else {
				fstate = HostStateToFilter(host->GetState());
				stateStr = NotificationHostStateToString(host->GetState());
			}

			Log(LogDebug, "Notification")
			    << "User notification, State '" << stateStr << "', StateFilter: "
			    << NotificationFilterToString(user->GetStateFilter(), GetStateFilterMap())
			    << " (FState=" << fstate << ", StateFilter=" << user->GetStateFilter() << ")";

			if (!(fstate & user->GetStateFilter())) {
				Log(LogNotice, "Notification")
				    << "Not " << (reminder ? "reminder " : " ") << "sending notifications for notification object '"
				    << GetName() << " and user '" << user->GetName() << "': state '" << stateStr
				    << "' does not match state filter: " << NotificationFilterToString(user->GetStateFilter(), GetStateFilterMap()) << ".";
				return false;
			}
		}
	} else {
		Log(LogNotice, "Notification")
		    << "Not checking " << (reminder ? "reminder " : " ") << "notification filters for notification object '"
		    << GetName() << "' and user '" << user->GetName() << "': Notification was forced.";
	}

	return true;
}
Ejemplo n.º 10
0
void Notification::BeginExecuteNotification(NotificationType type, const CheckResult::Ptr& cr, bool force, bool reminder, const String& author, const String& text)
{
	Log(LogNotice, "Notification")
	    << "Attempting to send " << (reminder ? "reminder " : " ") << "notifications for notification object '" << GetName() << "'.";

	Checkable::Ptr checkable = GetCheckable();

	if (!force) {
		TimePeriod::Ptr tp = GetPeriod();

		if (tp && !tp->IsInside(Utility::GetTime())) {
			Log(LogNotice, "Notification")
			    << "Not sending " << (reminder ? "reminder " : " ") << "notifications for notification object '" << GetName()
			    << "': not in timeperiod '" << tp->GetName() << "'";
			return;
		}

		double now = Utility::GetTime();
		Dictionary::Ptr times = GetTimes();

		if (times && type == NotificationProblem) {
			Value timesBegin = times->Get("begin");
			Value timesEnd = times->Get("end");

			if (timesBegin != Empty && timesBegin >= 0 && now < checkable->GetLastHardStateChange() + timesBegin) {
				Log(LogNotice, "Notification")
				    << "Not sending " << (reminder ? "reminder " : " ") << "notifications for notification object '" << GetName()
				    << "': before specified begin time (" << Utility::FormatDuration(timesBegin) << ")";

				/* we need to adjust the next notification time
				 * to now + begin delaying the first notification
				 */
				double nextProposedNotification = now + timesBegin + 1.0;
				if (GetNextNotification() > nextProposedNotification)
					SetNextNotification(nextProposedNotification);

				return;
			}

			if (timesEnd != Empty && timesEnd >= 0 && now > checkable->GetLastHardStateChange() + timesEnd) {
				Log(LogNotice, "Notification")
				    << "Not sending " << (reminder ? "reminder " : " ") << "notifications for notification object '" << GetName()
				    << "': after specified end time (" << Utility::FormatDuration(timesEnd) << ")";
				return;
			}
		}

		unsigned long ftype = type;

		Log(LogDebug, "Notification")
		    << "Type '" << NotificationTypeToStringInternal(type)
		    << "', TypeFilter: " << NotificationFilterToString(GetTypeFilter(), GetTypeFilterMap())
		    << " (FType=" << ftype << ", TypeFilter=" << GetTypeFilter() << ")";

		if (!(ftype & GetTypeFilter())) {
			Log(LogNotice, "Notification")
			    << "Not sending " << (reminder ? "reminder " : " ") << "notifications for notification object '" << GetName() << "': type '"
			    << NotificationTypeToStringInternal(type) << "' does not match type filter: "
			    << NotificationFilterToString(GetTypeFilter(), GetTypeFilterMap()) << ".";
			return;
		}

		/* ensure that recovery notifications are always sent, no state filter checks necessary */
		if (type != NotificationRecovery) {
			Host::Ptr host;
			Service::Ptr service;
			tie(host, service) = GetHostService(checkable);

			unsigned long fstate;
			String stateStr;

			if (service) {
				fstate = ServiceStateToFilter(service->GetState());
				stateStr = NotificationServiceStateToString(service->GetState());
			} else {
				fstate = HostStateToFilter(host->GetState());
				stateStr = NotificationHostStateToString(host->GetState());
			}

			Log(LogDebug, "Notification")
			    << "State '" << stateStr << "', StateFilter: " << NotificationFilterToString(GetStateFilter(), GetStateFilterMap())
			    << " (FState=" << fstate << ", StateFilter=" << GetStateFilter() << ")";

			if (!(fstate & GetStateFilter())) {
				Log(LogNotice, "Notification")
				    << "Not sending " << (reminder ? "reminder " : " ") << "notifications for notification object '" << GetName() << "': state '" << stateStr
				    << "' does not match state filter: " << NotificationFilterToString(GetStateFilter(), GetStateFilterMap()) << ".";
				return;
			}
		}
	} else {
		Log(LogNotice, "Notification")
		    << "Not checking " << (reminder ? "reminder " : " ") << "notification filters for notification object '" << GetName() << "': Notification was forced.";
	}

	{
		ObjectLock olock(this);

		UpdateNotificationNumber();
		double now = Utility::GetTime();
		SetLastNotification(now);

		if (type == NotificationProblem && GetInterval() <= 0)
			SetNoMoreNotifications(true);
		else
			SetNoMoreNotifications(false);

		if (type == NotificationProblem && GetInterval() > 0)
			SetNextNotification(now + GetInterval());

		if (type == NotificationProblem)
			SetLastProblemNotification(now);
	}

	std::set<User::Ptr> allUsers;

	std::set<User::Ptr> users = GetUsers();
	std::copy(users.begin(), users.end(), std::inserter(allUsers, allUsers.begin()));

	for (const UserGroup::Ptr& ug : GetUserGroups()) {
		std::set<User::Ptr> members = ug->GetMembers();
		std::copy(members.begin(), members.end(), std::inserter(allUsers, allUsers.begin()));
	}

	std::set<User::Ptr> allNotifiedUsers;
	Array::Ptr notifiedProblemUsers = GetNotifiedProblemUsers();

	for (const User::Ptr& user : allUsers) {
		String userName = user->GetName();

		if (!user->GetEnableNotifications()) {
			Log(LogNotice, "Notification")
			    << "Disabled notifications for user '" << userName << "'. Not sending notification.";
			continue;
		}

		if (!CheckNotificationUserFilters(type, user, force, reminder)) {
			Log(LogNotice, "Notification")
			    << "Notification filters for user '" << userName << "' not matched. Not sending notification.";
			continue;
		}

		/* on recovery, check if user was notified before */
		if (type == NotificationRecovery) {
			if (!notifiedProblemUsers->Contains(userName)) {
				Log(LogNotice, "Notification")
				    << "We did not notify user '" << userName << "' for a problem before. Not sending recovery notification.";
				continue;
			}
		}

		Log(LogInformation, "Notification")
		    << "Sending " << (reminder ? "reminder " : "") << "'" << NotificationTypeToStringInternal(type) << "' notification '"
		    << GetName() << " for user '" << userName << "'";

		Utility::QueueAsyncCallback(boost::bind(&Notification::ExecuteNotificationHelper, this, type, user, cr, force, author, text));

		/* collect all notified users */
		allNotifiedUsers.insert(user);

		/* store all notified users for later recovery checks */
		if (type == NotificationProblem && !notifiedProblemUsers->Contains(userName))
			notifiedProblemUsers->Add(userName);
	}

	/* if this was a recovery notification, reset all notified users */
	if (type == NotificationRecovery)
		notifiedProblemUsers->Clear();

	/* used in db_ido for notification history */
	Service::OnNotificationSentToAllUsers(this, checkable, allNotifiedUsers, type, cr, author, text, MessageOrigin::Ptr());
}