Improve performance for Zone::CanAccessObject

fixes #10711

lib/base/configobject.cpp

@@ -440,7 +440,7 @@ void ConfigObject::OnConfigLoaded(void)
 
 void ConfigObject::OnAllConfigLoaded(void)
 {
-	/* Nothing to do here. */
+	m_Zone = GetObject("Zone", GetZoneName());
 }
 
 void ConfigObject::CreateChildObjects(const Type::Ptr& childType)
@@ -684,3 +684,8 @@ ConfigObject::Ptr ConfigObject::GetObject(const String& type, const String& name
 		return ConfigObject::Ptr();
 	return dtype->GetObject(name);
 }
+
+ConfigObject::Ptr ConfigObject::GetZone(void) const
+{
+	return m_Zone;
+}

lib/base/configobject.hpp

@@ -53,6 +53,8 @@ public:
 	Value GetExtension(const String& key);
 	void ClearExtension(const String& key);
 
+	ConfigObject::Ptr GetZone(void) const;
+
 	void ModifyAttribute(const String& attr, const Value& value, bool updateVersion = true);
 	void RestoreAttribute(const String& attr, bool updateVersion = true);
 	bool IsAttributeModified(const String& attr) const;
@@ -97,6 +99,8 @@ protected:
 	explicit ConfigObject(void);
 
 private:
+	ConfigObject::Ptr m_Zone;
+
 	static void RestoreObject(const String& message, int attributeTypes);
 };
 

lib/remote/apilistener.cpp

@@ -41,6 +41,7 @@ using namespace icinga;
 REGISTER_TYPE(ApiListener);
 
 boost::signals2::signal<void(bool)> ApiListener::OnMasterChanged;
+ApiListener::Ptr ApiListener::m_Instance;
 
 REGISTER_STATSFUNCTION(ApiListener, &ApiListener::StatsFunc);
 
@@ -90,7 +91,9 @@ void ApiListener::OnConfigLoaded(void)
 
 void ApiListener::OnAllConfigLoaded(void)
 {
-	if (!Endpoint::GetByName(GetIdentity()))
+	m_LocalEndpoint = Endpoint::GetByName(GetIdentity());
+
+	if (!m_LocalEndpoint)
 		BOOST_THROW_EXCEPTION(ScriptError("Endpoint object for '" + GetIdentity() + "' is missing.", GetDebugInfo()));
 }
 
@@ -101,11 +104,10 @@ void ApiListener::Start(bool runtimeCreated)
 {
 	SyncZoneDirs();
 
-	if (std::distance(ConfigType::GetObjectsByType<ApiListener>().first,
-	    ConfigType::GetObjectsByType<ApiListener>().second) > 1) {
-		Log(LogCritical, "ApiListener", "Only one ApiListener object is allowed.");
-		return;
-	}
+	if (m_Instance)
+		BOOST_THROW_EXCEPTION(ScriptError("Only one ApiListener object is allowed.", GetDebugInfo()));
+
+	m_Instance = this;
 
 	ObjectImpl<ApiListener>::Start(runtimeCreated);
 
@@ -133,10 +135,7 @@ void ApiListener::Start(bool runtimeCreated)
 
 ApiListener::Ptr ApiListener::GetInstance(void)
 {
-	BOOST_FOREACH(const ApiListener::Ptr& listener, ConfigType::GetObjectsByType<ApiListener>())
-		return listener;
-
-	return ApiListener::Ptr();
+	return m_Instance;
 }
 
 boost::shared_ptr<SSL_CTX> ApiListener::GetSSLContext(void) const
@@ -169,7 +168,7 @@ bool ApiListener::IsMaster(void) const
 	if (!master)
 		return false;
 
-	return master->GetName() == GetIdentity();
+	return master == GetLocalEndpoint();
 }
 
 /**
@@ -417,7 +416,7 @@ void ApiListener::ApiTimerHandler(void)
 		bool need = false;
 
 		BOOST_FOREACH(const Endpoint::Ptr& endpoint, ConfigType::GetObjectsByType<Endpoint>()) {
-			if (endpoint->GetName() == GetIdentity())
+			if (endpoint == GetLocalEndpoint())
 				continue;
 
 			if (endpoint->GetLogDuration() >= 0 && ts < now - endpoint->GetLogDuration())
@@ -454,7 +453,7 @@ void ApiListener::ApiTimerHandler(void)
 
 		BOOST_FOREACH(const Endpoint::Ptr& endpoint, zone->GetEndpoints()) {
 			/* don't connect to ourselves */
-			if (endpoint->GetName() == GetIdentity()) {
+			if (endpoint == GetLocalEndpoint()) {
 				Log(LogDebug, "ApiListener")
 				    << "Not connecting to Endpoint '" << endpoint->GetName() << "' because that's us.";
 				continue;
@@ -601,7 +600,7 @@ void ApiListener::SyncRelayMessage(const MessageOrigin::Ptr& origin,
 
 	BOOST_FOREACH(const Endpoint::Ptr& endpoint, ConfigType::GetObjectsByType<Endpoint>()) {
 		/* don't relay messages to ourselves */
-		if (endpoint->GetName() == GetIdentity())
+		if (endpoint == GetLocalEndpoint())
 			continue;
 
 		Zone::Ptr target_zone = endpoint->GetZone();
@@ -1029,3 +1028,8 @@ Value ApiListener::HelloAPIHandler(const MessageOrigin::Ptr& origin, const Dicti
 {
 	return Empty;
 }
+
+Endpoint::Ptr ApiListener::GetLocalEndpoint(void) const
+{
+	return m_LocalEndpoint;
+}

lib/remote/apilistener.hpp

@@ -59,6 +59,8 @@ public:
 	Endpoint::Ptr GetMaster(void) const;
 	bool IsMaster(void) const;
 
+	Endpoint::Ptr GetLocalEndpoint(void) const;
+
 	static String GetApiDir(void);
 
 	void SyncSendMessage(const Endpoint::Ptr& endpoint, const Dictionary::Ptr& message);
@@ -97,6 +99,9 @@ private:
 	std::set<JsonRpcConnection::Ptr> m_AnonymousClients;
 	std::set<HttpServerConnection::Ptr> m_HttpClients;
 	Timer::Ptr m_Timer;
+	Endpoint::Ptr m_LocalEndpoint;
+
+	static ApiListener::Ptr m_Instance;
 
 	void ApiTimerHandler(void);
 

lib/remote/endpoint.cpp

@@ -122,5 +122,5 @@ Endpoint::Ptr Endpoint::GetLocalEndpoint(void)
 	if (!listener)
 		return Endpoint::Ptr();
 
-	return Endpoint::GetByName(listener->GetIdentity());
+	return listener->GetLocalEndpoint();
 }

lib/remote/zone.cpp

@@ -27,9 +27,14 @@ using namespace icinga;
 
 REGISTER_TYPE(Zone);
 
+void Zone::OnAllConfigLoaded(void)
+{
+	m_Parent = Zone::GetByName(GetParentRaw());
+}
+
 Zone::Ptr Zone::GetParent(void) const
 {
-	return Zone::GetByName(GetParentRaw());
+	return m_Parent;
 }
 
 std::set<Endpoint::Ptr> Zone::GetEndpoints(void) const
@@ -61,7 +66,7 @@ bool Zone::CanAccessObject(const ConfigObject::Ptr& object)
 	if (dynamic_pointer_cast<Zone>(object))
 		object_zone = static_pointer_cast<Zone>(object);
 	else
-		object_zone = Zone::GetByName(object->GetZoneName());
+		object_zone = static_pointer_cast<Zone>(object->GetZone());
 
 	if (!object_zone)
 		object_zone = Zone::GetLocalZone();

lib/remote/zone.hpp

@@ -36,6 +36,8 @@ public:
 	DECLARE_OBJECT(Zone);
 	DECLARE_OBJECTNAME(Zone);
 
+	virtual void OnAllConfigLoaded(void) override;
+
 	Zone::Ptr GetParent(void) const;
 	std::set<Endpoint::Ptr> GetEndpoints(void) const;
 
@@ -44,6 +46,9 @@ public:
 	bool IsGlobal(void) const;
 
 	static Zone::Ptr GetLocalZone(void);
+
+private:
+	Zone::Ptr m_Parent;
 };
 
 }