diff --git a/scripts/base/frameworks/cluster/main.zeek b/scripts/base/frameworks/cluster/main.zeek
index d610969cff..0427d6adcd 100644
--- a/scripts/base/frameworks/cluster/main.zeek
+++ b/scripts/base/frameworks/cluster/main.zeek
@@ -281,6 +281,15 @@ export {
 	##          a given cluster node.
 	global nodeid_topic: function(id: string): string;
 
+	## Retrieve the cluster-level naming of a node based on its node ID,
+	## a backend-specific identifier.
+	##
+	## id: the node ID of a peer.
+	##
+	## Returns: the :zeek:see:`Cluster::NamedNode` for the requested node, if
+	##          known, otherwise a "null" instance with an empty name field.
+	global nodeid_to_node: function(id: string): NamedNode;
+
 	## Initialize the cluster backend.
 	##
 	## Cluster backends usually invoke this from a :zeek:see:`zeek_init` handler.
@@ -394,6 +403,17 @@ function nodeid_topic(id: string): string
 	return nodeid_topic_prefix + id + "/";
 	}
 
+function nodeid_to_node(id: string): NamedNode
+	{
+	for ( name, n in nodes )
+		{
+		if ( n?$id && n$id == id )
+			return NamedNode($name=name, $node=n);
+		}
+
+	return NamedNode($name="", $node=[$node_type=NONE, $ip=0.0.0.0]);
+	}
+
 event Cluster::hello(name: string, id: string) &priority=10
 	{
 	if ( name !in nodes )