From 0915b3ef56dfac3113cce55a59a5765dc94976be Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 14:34:54 +0200
Subject: Adding upstream version 2.13.6.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 lib/icinga/servicegroup.cpp | 111 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 lib/icinga/servicegroup.cpp

(limited to 'lib/icinga/servicegroup.cpp')

diff --git a/lib/icinga/servicegroup.cpp b/lib/icinga/servicegroup.cpp
new file mode 100644
index 0000000..8784b50
--- /dev/null
+++ b/lib/icinga/servicegroup.cpp
@@ -0,0 +1,111 @@
+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
+
+#include "icinga/servicegroup.hpp"
+#include "icinga/servicegroup-ti.cpp"
+#include "config/objectrule.hpp"
+#include "config/configitem.hpp"
+#include "base/configtype.hpp"
+#include "base/objectlock.hpp"
+#include "base/logger.hpp"
+#include "base/context.hpp"
+#include "base/workqueue.hpp"
+
+using namespace icinga;
+
+REGISTER_TYPE(ServiceGroup);
+
+INITIALIZE_ONCE([]() {
+	ObjectRule::RegisterType("ServiceGroup");
+});
+
+bool ServiceGroup::EvaluateObjectRule(const Service::Ptr& service, const ConfigItem::Ptr& group)
+{
+	String groupName = group->GetName();
+
+	CONTEXT("Evaluating rule for group '" + groupName + "'");
+
+	Host::Ptr host = service->GetHost();
+
+	ScriptFrame frame(true);
+	if (group->GetScope())
+		group->GetScope()->CopyTo(frame.Locals);
+	frame.Locals->Set("host", host);
+	frame.Locals->Set("service", service);
+
+	if (!group->GetFilter()->Evaluate(frame).GetValue().ToBool())
+		return false;
+
+	Log(LogDebug, "ServiceGroup")
+		<< "Assigning membership for group '" << groupName << "' to service '" << service->GetName() << "'";
+
+	Array::Ptr groups = service->GetGroups();
+
+	if (groups && !groups->Contains(groupName))
+		groups->Add(groupName);
+
+	return true;
+}
+
+void ServiceGroup::EvaluateObjectRules(const Service::Ptr& service)
+{
+	CONTEXT("Evaluating group membership for service '" + service->GetName() + "'");
+
+	for (const ConfigItem::Ptr& group : ConfigItem::GetItems(ServiceGroup::TypeInstance))
+	{
+		if (!group->GetFilter())
+			continue;
+
+		EvaluateObjectRule(service, group);
+	}
+}
+
+std::set<Service::Ptr> ServiceGroup::GetMembers() const
+{
+	std::unique_lock<std::mutex> lock(m_ServiceGroupMutex);
+	return m_Members;
+}
+
+void ServiceGroup::AddMember(const Service::Ptr& service)
+{
+	service->AddGroup(GetName());
+
+	std::unique_lock<std::mutex> lock(m_ServiceGroupMutex);
+	m_Members.insert(service);
+}
+
+void ServiceGroup::RemoveMember(const Service::Ptr& service)
+{
+	std::unique_lock<std::mutex> lock(m_ServiceGroupMutex);
+	m_Members.erase(service);
+}
+
+bool ServiceGroup::ResolveGroupMembership(const Service::Ptr& service, bool add, int rstack) {
+
+	if (add && rstack > 20) {
+		Log(LogWarning, "ServiceGroup")
+			<< "Too many nested groups for group '" << GetName() << "': Service '"
+			<< service->GetName() << "' membership assignment failed.";
+
+		return false;
+	}
+
+	Array::Ptr groups = GetGroups();
+
+	if (groups && groups->GetLength() > 0) {
+		ObjectLock olock(groups);
+
+		for (const String& name : groups) {
+			ServiceGroup::Ptr group = ServiceGroup::GetByName(name);
+
+			if (group && !group->ResolveGroupMembership(service, add, rstack + 1))
+				return false;
+		}
+	}
+
+	if (add)
+		AddMember(service);
+	else
+		RemoveMember(service);
+
+	return true;
+}
-- 
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