Add CompatUtility::GetModifiedAttributesList() for Livestatus.

Fixes #6042

components/livestatus/commandstable.cpp

@@ -223,6 +223,5 @@ Value CommandsTable::ModifiedAttributesListAccessor(const Value& row)
 	if (!command)
 		return Empty;
 
-	/* not supported */
-	return Empty;
+	return CompatUtility::GetModifiedAttributesList(command);
 }

components/livestatus/contactstable.cpp

@@ -20,6 +20,7 @@
 #include "livestatus/contactstable.h"
 #include "icinga/user.h"
 #include "icinga/timeperiod.h"
+#include "icinga/compatutility.h"
 #include "base/dynamictype.h"
 #include "base/objectlock.h"
 #include "base/utility.h"
@@ -280,6 +281,5 @@ Value ContactsTable::ModifiedAttributesListAccessor(const Value& row)
 	if (!user)
 		return Empty;
 
-	/* not supported */
-	return Empty;
+	return CompatUtility::GetModifiedAttributesList(user);
 }

components/livestatus/hoststable.cpp

@@ -756,8 +756,12 @@ Value HostsTable::ModifiedAttributesAccessor(const Value& row)
 
 Value HostsTable::ModifiedAttributesListAccessor(const Value& row)
 {
-	/* not supported */
+	Host::Ptr host = static_cast<Host::Ptr>(row);
+
+	if (!host)
 		return Empty;
+
+	return CompatUtility::GetModifiedAttributesList(host);
 }
 
 Value HostsTable::CheckIntervalAccessor(const Value& row)

components/livestatus/servicestable.cpp

@@ -744,8 +744,12 @@ Value ServicesTable::ModifiedAttributesAccessor(const Value& row)
 
 Value ServicesTable::ModifiedAttributesListAccessor(const Value& row)
 {
-	/* not supported */
+	Service::Ptr service = static_cast<Service::Ptr>(row);
+
+	if (!service)
 		return Empty;
+
+	return CompatUtility::GetModifiedAttributesList(service);
 }
 
 Value ServicesTable::StalenessAccessor(const Value& row)

lib/base/dynamicobject.cpp

@@ -381,6 +381,17 @@ void DynamicObject::SetVars(const Dictionary::Ptr& vars, const String& authority
 	OnVarsChanged(GetSelf());
 }
 
+int DynamicObject::GetModifiedAttributes(void) const
+{
+	/* does nothing by default */
+	return 0;
+}
+
+void DynamicObject::SetModifiedAttributes(int flags)
+{
+	/* does nothing by default */
+}
+
 bool DynamicObject::IsVarOverridden(const String& name)
 {
 	Dictionary::Ptr vars_override = GetOverrideVars();

lib/base/dynamicobject.h

@@ -100,6 +100,9 @@ public:
 	Dictionary::Ptr GetVars(void) const;
 	void SetVars(const Dictionary::Ptr& vars, const String& authority = String());
 
+	virtual int GetModifiedAttributes(void) const;
+	virtual void SetModifiedAttributes(int flags);
+
 	bool IsVarOverridden(const String& name);
 
 	void Register(void);

lib/icinga/compatutility.cpp

@@ -26,6 +26,7 @@
 #include "base/objectlock.h"
 #include "base/debug.h"
 #include "base/convert.h"
+#include <boost/make_shared.hpp>
 #include <boost/foreach.hpp>
 #include <boost/algorithm/string/replace.hpp>
 #include <boost/algorithm/string/classification.hpp>
@@ -433,6 +434,62 @@ String CompatUtility::GetCustomAttributeConfig(const DynamicObject::Ptr& object,
 	return vars->Get(name);
 }
 
+Array::Ptr CompatUtility::GetModifiedAttributesList(const DynamicObject::Ptr& object)
+{
+	Array::Ptr mod_attr_list = make_shared<Array>();
+
+	if (object->GetType() != DynamicType::GetByName("Host") &&
+	    object->GetType() != DynamicType::GetByName("Service") &&
+	    object->GetType() != DynamicType::GetByName("User") &&
+	    object->GetType() != DynamicType::GetByName("CheckCommand") &&
+	    object->GetType() != DynamicType::GetByName("EventCommand") &&
+	    object->GetType() != DynamicType::GetByName("NotificationCommand"))
+		return mod_attr_list;
+
+	int flags = object->GetModifiedAttributes();
+
+	if ((flags & ModAttrNotificationsEnabled))
+		mod_attr_list->Add("notifications_enabled");
+
+	if ((flags & ModAttrActiveChecksEnabled))
+		mod_attr_list->Add("active_checks_enabled");
+
+	if ((flags & ModAttrPassiveChecksEnabled))
+		mod_attr_list->Add("passive_checks_enabled");
+
+	if ((flags & ModAttrFlapDetectionEnabled))
+		mod_attr_list->Add("flap_detection_enabled");
+
+	if ((flags & ModAttrEventHandlerEnabled))
+		mod_attr_list->Add("event_handler_enabled");
+
+	if ((flags & ModAttrPerformanceDataEnabled))
+		mod_attr_list->Add("performance_data_enabled");
+
+	if ((flags & ModAttrNormalCheckInterval))
+		mod_attr_list->Add("check_interval");
+
+	if ((flags & ModAttrRetryCheckInterval))
+		mod_attr_list->Add("retry_interval");
+
+	if ((flags & ModAttrEventHandlerCommand))
+		mod_attr_list->Add("event_handler_command");
+
+	if ((flags & ModAttrCheckCommand))
+		mod_attr_list->Add("check_command");
+
+	if ((flags & ModAttrMaxCheckAttempts))
+		mod_attr_list->Add("max_check_attemps");
+
+	if ((flags & ModAttrCheckTimeperiod))
+		mod_attr_list->Add("check_timeperiod");
+
+	if ((flags & ModAttrCustomVariable))
+		mod_attr_list->Add("custom_variable");
+
+	return mod_attr_list;
+}
+
 /* notifications */
 int CompatUtility::GetCheckableNotificationsEnabled(const Checkable::Ptr& checkable)
 {

lib/icinga/compatutility.h

@@ -24,6 +24,7 @@
 #include "icinga/service.h"
 #include "icinga/checkcommand.h"
 #include "base/dictionary.h"
+#include "base/array.h"
 #include "base/dynamicobject.h"
 #include <vector>
 
@@ -86,6 +87,8 @@ public:
 	static int GetCheckableInCheckPeriod(const Checkable::Ptr& checkable);
 	static int GetCheckableInNotificationPeriod(const Checkable::Ptr& checkable);
 
+	static Array::Ptr GetModifiedAttributesList(const DynamicObject::Ptr& object);
+
 	/* notification */
 	static int GetCheckableNotificationsEnabled(const Checkable::Ptr& checkable);
 	static int GetCheckableNotificationLastNotification(const Checkable::Ptr& checkable);

test/livestatus/queries/command/modattr

@@ -0,0 +1,4 @@
+GET commands
+Columns: name modified_attributes modified_attributes_list
+ResponseHeader: fixed16
+

test/livestatus/queries/contact/modattr

@@ -0,0 +1,4 @@
+GET contacts
+Columns: name modified_attributes modified_attributes_list
+ResponseHeader: fixed16
+

test/livestatus/queries/host/modattr

@@ -0,0 +1,4 @@
+GET hosts 
+Columns: name modified_attributes modified_attributes_list
+ResponseHeader: fixed16
+

test/livestatus/queries/service/modattr

@@ -0,0 +1,4 @@
+GET services
+Columns: name modified_attributes modified_attributes_list
+ResponseHeader: fixed16
+