Adding upstream version 2.13.6.upstream/2.13.6upstream

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

1 files changed, 128 insertions, 0 deletions

diff --git a/lib/icinga/usergroup.cpp b/lib/icinga/usergroup.cpp
new file mode 100644
index 0000000..49bd718
--- /dev/null
+++ b/lib/icinga/usergroup.cpp
@@ -0,0 +1,128 @@
+/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
+
+#include "icinga/usergroup.hpp"
+#include "icinga/usergroup-ti.cpp"
+#include "icinga/notification.hpp"
+#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(UserGroup);
+
+INITIALIZE_ONCE([]() {
+	ObjectRule::RegisterType("UserGroup");
+});
+
+bool UserGroup::EvaluateObjectRule(const User::Ptr& user, const ConfigItem::Ptr& group)
+{
+	String groupName = group->GetName();
+
+	CONTEXT("Evaluating rule for group '" + groupName + "'");
+
+	ScriptFrame frame(true);
+	if (group->GetScope())
+		group->GetScope()->CopyTo(frame.Locals);
+	frame.Locals->Set("user", user);
+
+	if (!group->GetFilter()->Evaluate(frame).GetValue().ToBool())
+		return false;
+
+	Log(LogDebug, "UserGroup")
+		<< "Assigning membership for group '" << groupName << "' to user '" << user->GetName() << "'";
+
+	Array::Ptr groups = user->GetGroups();
+
+	if (groups && !groups->Contains(groupName))
+		groups->Add(groupName);
+
+	return true;
+}
+
+void UserGroup::EvaluateObjectRules(const User::Ptr& user)
+{
+	CONTEXT("Evaluating group membership for user '" + user->GetName() + "'");
+
+	for (const ConfigItem::Ptr& group : ConfigItem::GetItems(UserGroup::TypeInstance))
+	{
+		if (!group->GetFilter())
+			continue;
+
+		EvaluateObjectRule(user, group);
+	}
+}
+
+std::set<User::Ptr> UserGroup::GetMembers() const
+{
+	std::unique_lock<std::mutex> lock(m_UserGroupMutex);
+	return m_Members;
+}
+
+void UserGroup::AddMember(const User::Ptr& user)
+{
+	user->AddGroup(GetName());
+
+	std::unique_lock<std::mutex> lock(m_UserGroupMutex);
+	m_Members.insert(user);
+}
+
+void UserGroup::RemoveMember(const User::Ptr& user)
+{
+	std::unique_lock<std::mutex> lock(m_UserGroupMutex);
+	m_Members.erase(user);
+}
+
+std::set<Notification::Ptr> UserGroup::GetNotifications() const
+{
+	std::unique_lock<std::mutex> lock(m_UserGroupMutex);
+	return m_Notifications;
+}
+
+void UserGroup::AddNotification(const Notification::Ptr& notification)
+{
+	std::unique_lock<std::mutex> lock(m_UserGroupMutex);
+	m_Notifications.insert(notification);
+}
+
+void UserGroup::RemoveNotification(const Notification::Ptr& notification)
+{
+	std::unique_lock<std::mutex> lock(m_UserGroupMutex);
+	m_Notifications.erase(notification);
+}
+
+bool UserGroup::ResolveGroupMembership(const User::Ptr& user, bool add, int rstack) {
+
+	if (add && rstack > 20) {
+		Log(LogWarning, "UserGroup")
+			<< "Too many nested groups for group '" << GetName() << "': User '"
+			<< user->GetName() << "' membership assignment failed.";
+
+		return false;
+	}
+
+	Array::Ptr groups = GetGroups();
+
+	if (groups && groups->GetLength() > 0) {
+		ObjectLock olock(groups);
+
+		for (const String& name : groups) {
+			UserGroup::Ptr group = UserGroup::GetByName(name);
+
+			if (group && !group->ResolveGroupMembership(user, add, rstack + 1))
+				return false;
+		}
+	}
+
+	if (add)
+		AddMember(user);
+	else
+		RemoveMember(user);
+
+	return true;
+}
+