fix: fix unexcepted lookup.

Signed-off-by: Asklv <boironic@gmail.com>

pkg/agent/monitortool/latency_store.go

@@ -259,7 +259,7 @@ func (l *LatencyStore) ConvertList(currentNodeName string) []statsv1alpha1.PeerN
 
 	// PeerNodeLatencyStats should be a list of size N-1, where N is the number of Nodes in the cluster.
 	// TargetIPLatencyStats will be a list of size 1 (single-stack case) or 2 (dual-stack case).
-	peerNodeLatencyStatsList := make([]statsv1alpha1.PeerNodeLatencyStats, 0, len(l.nodeIPLatencyMap)-1)
+	peerNodeLatencyStatsList := make([]statsv1alpha1.PeerNodeLatencyStats, 0, len(l.nodeIPLatencyMap))
 	for nodeName, nodeIPs := range l.nodeTargetIPsMap {
 		// Even though the current Node should already be excluded from the map, we add an extra check as an additional guarantee.
 		if nodeName == currentNodeName {
@@ -269,11 +269,12 @@ func (l *LatencyStore) ConvertList(currentNodeName string) []statsv1alpha1.PeerN
 		targetIPLatencyStats := make([]statsv1alpha1.TargetIPLatencyStats, 0, len(nodeIPs))
 		for _, nodeIP := range nodeIPs {
 			nodeIPStr := nodeIP.String()
+			latencyEntry := l.nodeIPLatencyMap[nodeIPStr]
 			entry := statsv1alpha1.TargetIPLatencyStats{
 				TargetIP:                   nodeIPStr,
-				LastSendTime:               metav1.NewTime(l.nodeIPLatencyMap[nodeIPStr].LastSendTime),
-				LastRecvTime:               metav1.NewTime(l.nodeIPLatencyMap[nodeIPStr].LastRecvTime),
-				LastMeasuredRTTNanoseconds: l.nodeIPLatencyMap[nodeIPStr].LastMeasuredRTT.Nanoseconds(),
+				LastSendTime:               metav1.NewTime(latencyEntry.LastSendTime),
+				LastRecvTime:               metav1.NewTime(latencyEntry.LastRecvTime),
+				LastMeasuredRTTNanoseconds: latencyEntry.LastMeasuredRTT.Nanoseconds(),
 			}
 			targetIPLatencyStats = append(targetIPLatencyStats, entry)
 		}

pkg/apis/stats/v1alpha1/types.go

@@ -153,7 +153,7 @@ type RuleTrafficStats struct {
 // +genclient:onlyVerbs=create,delete,get,list,watch
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
 
-// NodeLatencyStats contains the latency stat of a Node.
+// NodeLatencyStats contains all the latency measurements collected by the Agent from a specific Node.
 type NodeLatencyStats struct {
 	metav1.TypeMeta   `json:",inline"`
 	metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`