Adding upstream version 2.14.2.upstream/2.14.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 330 insertions, 0 deletions

diff --git a/lib/icinga/host.cpp b/lib/icinga/host.cpp
new file mode 100644
index 0000000..36149d3
--- /dev/null
+++ b/lib/icinga/host.cpp
@@ -0,0 +1,330 @@
+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
+
+#include "icinga/host.hpp"
+#include "icinga/host-ti.cpp"
+#include "icinga/service.hpp"
+#include "icinga/hostgroup.hpp"
+#include "icinga/pluginutility.hpp"
+#include "icinga/scheduleddowntime.hpp"
+#include "base/objectlock.hpp"
+#include "base/convert.hpp"
+#include "base/utility.hpp"
+#include "base/debug.hpp"
+#include "base/json.hpp"
+
+using namespace icinga;
+
+REGISTER_TYPE(Host);
+
+void Host::OnAllConfigLoaded()
+{
+	ObjectImpl<Host>::OnAllConfigLoaded();
+
+	String zoneName = GetZoneName();
+
+	if (!zoneName.IsEmpty()) {
+		Zone::Ptr zone = Zone::GetByName(zoneName);
+
+		if (zone && zone->IsGlobal())
+			BOOST_THROW_EXCEPTION(std::invalid_argument("Host '" + GetName() + "' cannot be put into global zone '" + zone->GetName() + "'."));
+	}
+
+	HostGroup::EvaluateObjectRules(this);
+
+	Array::Ptr groups = GetGroups();
+
+	if (groups) {
+		groups = groups->ShallowClone();
+
+		ObjectLock olock(groups);
+
+		for (const String& name : groups) {
+			HostGroup::Ptr hg = HostGroup::GetByName(name);
+
+			if (hg)
+				hg->ResolveGroupMembership(this, true);
+		}
+	}
+}
+
+void Host::CreateChildObjects(const Type::Ptr& childType)
+{
+	if (childType == ScheduledDowntime::TypeInstance)
+		ScheduledDowntime::EvaluateApplyRules(this);
+
+	if (childType == Notification::TypeInstance)
+		Notification::EvaluateApplyRules(this);
+
+	if (childType == Dependency::TypeInstance)
+		Dependency::EvaluateApplyRules(this);
+
+	if (childType == Service::TypeInstance)
+		Service::EvaluateApplyRules(this);
+}
+
+void Host::Stop(bool runtimeRemoved)
+{
+	ObjectImpl<Host>::Stop(runtimeRemoved);
+
+	Array::Ptr groups = GetGroups();
+
+	if (groups) {
+		ObjectLock olock(groups);
+
+		for (const String& name : groups) {
+			HostGroup::Ptr hg = HostGroup::GetByName(name);
+
+			if (hg)
+				hg->ResolveGroupMembership(this, false);
+		}
+	}
+
+	// TODO: unregister slave services/notifications?
+}
+
+std::vector<Service::Ptr> Host::GetServices() const
+{
+	std::unique_lock<std::mutex> lock(m_ServicesMutex);
+
+	std::vector<Service::Ptr> services;
+	services.reserve(m_Services.size());
+	typedef std::pair<String, Service::Ptr> ServicePair;
+	for (const ServicePair& kv : m_Services) {
+		services.push_back(kv.second);
+	}
+
+	return services;
+}
+
+void Host::AddService(const Service::Ptr& service)
+{
+	std::unique_lock<std::mutex> lock(m_ServicesMutex);
+
+	m_Services[service->GetShortName()] = service;
+}
+
+void Host::RemoveService(const Service::Ptr& service)
+{
+	std::unique_lock<std::mutex> lock(m_ServicesMutex);
+
+	m_Services.erase(service->GetShortName());
+}
+
+int Host::GetTotalServices() const
+{
+	return GetServices().size();
+}
+
+Service::Ptr Host::GetServiceByShortName(const Value& name)
+{
+	if (name.IsScalar()) {
+		{
+			std::unique_lock<std::mutex> lock(m_ServicesMutex);
+
+			auto it = m_Services.find(name);
+
+			if (it != m_Services.end())
+				return it->second;
+		}
+
+		return nullptr;
+	} else if (name.IsObjectType<Dictionary>()) {
+		Dictionary::Ptr dict = name;
+		String short_name;
+
+		return Service::GetByNamePair(dict->Get("host"), dict->Get("service"));
+	} else {
+		BOOST_THROW_EXCEPTION(std::invalid_argument("Host/Service name pair is invalid: " + JsonEncode(name)));
+	}
+}
+
+HostState Host::CalculateState(ServiceState state)
+{
+	switch (state) {
+		case ServiceOK:
+		case ServiceWarning:
+			return HostUp;
+		default:
+			return HostDown;
+	}
+}
+
+HostState Host::GetState() const
+{
+	return CalculateState(GetStateRaw());
+}
+
+HostState Host::GetLastState() const
+{
+	return CalculateState(GetLastStateRaw());
+}
+
+HostState Host::GetLastHardState() const
+{
+	return CalculateState(GetLastHardStateRaw());
+}
+
+/* keep in sync with Service::GetSeverity()
+ * One could think it may be smart to use an enum and some bitmask math here.
+ * But the only thing the consuming icingaweb2 cares about is being able to
+ * sort by severity. It is therefore easier to keep them seperated here. */
+int Host::GetSeverity() const
+{
+	int severity = 0;
+
+	ObjectLock olock(this);
+	HostState state = GetState();
+
+	if (!HasBeenChecked()) {
+		severity = 16;
+	} else if (state == HostUp) {
+		severity = 0;
+	} else {
+		if (IsReachable())
+			severity = 64;
+		else
+			severity = 32;
+
+		if (IsAcknowledged())
+			severity += 512;
+		else if (IsInDowntime())
+			severity += 256;
+		else
+			severity += 2048;
+	}
+
+	olock.Unlock();
+
+	return severity;
+
+}
+
+bool Host::IsStateOK(ServiceState state) const
+{
+	return Host::CalculateState(state) == HostUp;
+}
+
+void Host::SaveLastState(ServiceState state, double timestamp)
+{
+	if (state == ServiceOK || state == ServiceWarning)
+		SetLastStateUp(timestamp);
+	else if (state == ServiceCritical)
+		SetLastStateDown(timestamp);
+}
+
+HostState Host::StateFromString(const String& state)
+{
+	if (state == "UP")
+		return HostUp;
+	else
+		return HostDown;
+}
+
+String Host::StateToString(HostState state)
+{
+	switch (state) {
+		case HostUp:
+			return "UP";
+		case HostDown:
+			return "DOWN";
+		default:
+			return "INVALID";
+	}
+}
+
+StateType Host::StateTypeFromString(const String& type)
+{
+	if (type == "SOFT")
+		return StateTypeSoft;
+	else
+		return StateTypeHard;
+}
+
+String Host::StateTypeToString(StateType type)
+{
+	if (type == StateTypeSoft)
+		return "SOFT";
+	else
+		return "HARD";
+}
+
+bool Host::ResolveMacro(const String& macro, const CheckResult::Ptr&, Value *result) const
+{
+	if (macro == "state") {
+		*result = StateToString(GetState());
+		return true;
+	} else if (macro == "state_id") {
+		*result = GetState();
+		return true;
+	} else if (macro == "state_type") {
+		*result = StateTypeToString(GetStateType());
+		return true;
+	} else if (macro == "last_state") {
+		*result = StateToString(GetLastState());
+		return true;
+	} else if (macro == "last_state_id") {
+		*result = GetLastState();
+		return true;
+	} else if (macro == "last_state_type") {
+		*result = StateTypeToString(GetLastStateType());
+		return true;
+	} else if (macro == "last_state_change") {
+		*result = static_cast<long>(GetLastStateChange());
+		return true;
+	} else if (macro == "downtime_depth") {
+		*result = GetDowntimeDepth();
+		return true;
+	} else if (macro == "duration_sec") {
+		*result = Utility::GetTime() - GetLastStateChange();
+		return true;
+	} else if (macro == "num_services" || macro == "num_services_ok" || macro == "num_services_warning"
+			|| macro == "num_services_unknown" || macro == "num_services_critical") {
+			int filter = -1;
+			int count = 0;
+
+			if (macro == "num_services_ok")
+				filter = ServiceOK;
+			else if (macro == "num_services_warning")
+				filter = ServiceWarning;
+			else if (macro == "num_services_unknown")
+				filter = ServiceUnknown;
+			else if (macro == "num_services_critical")
+				filter = ServiceCritical;
+
+			for (const Service::Ptr& service : GetServices()) {
+				if (filter != -1 && service->GetState() != filter)
+					continue;
+
+				count++;
+			}
+
+			*result = count;
+			return true;
+	}
+
+	CheckResult::Ptr cr = GetLastCheckResult();
+
+	if (cr) {
+		if (macro == "latency") {
+			*result = cr->CalculateLatency();
+			return true;
+		} else if (macro == "execution_time") {
+			*result = cr->CalculateExecutionTime();
+			return true;
+		} else if (macro == "output") {
+			*result = cr->GetOutput();
+			return true;
+		} else if (macro == "perfdata") {
+			*result = PluginUtility::FormatPerfdata(cr->GetPerformanceData());
+			return true;
+		} else if (macro == "check_source") {
+			*result = cr->GetCheckSource();
+			return true;
+		} else if (macro == "scheduling_source") {
+			*result = cr->GetSchedulingSource();
+			return true;
+		}
+	}
+
+	return false;
+}