Track type of node group created/deleted in auto-provisioned group me…

…trics.

cluster-autoscaler/metrics/metrics.go

@@ -18,6 +18,7 @@ package metrics
 
 import (
 	"fmt"
+	"strconv"
 	"time"
 
 	"k8s.io/autoscaler/cluster-autoscaler/simulator"
@@ -390,20 +391,22 @@ var (
 		},
 	)
 
-	nodeGroupCreationCount = k8smetrics.NewCounter(
+	nodeGroupCreationCount = k8smetrics.NewCounterVec(
 		&k8smetrics.CounterOpts{
 			Namespace: caNamespace,
 			Name:      "created_node_groups_total",
 			Help:      "Number of node groups created by Node Autoprovisioning.",
 		},
+		[]string{"group_type"},
 	)
 
-	nodeGroupDeletionCount = k8smetrics.NewCounter(
+	nodeGroupDeletionCount = k8smetrics.NewCounterVec(
 		&k8smetrics.CounterOpts{
 			Namespace: caNamespace,
 			Name:      "deleted_node_groups_total",
 			Help:      "Number of node groups deleted by Node Autoprovisioning.",
 		},
+		[]string{"group_type"},
 	)
 
 	nodeTaintsCount = k8smetrics.NewGaugeVec(
@@ -643,12 +646,27 @@ func UpdateNapEnabled(enabled bool) {
 
 // RegisterNodeGroupCreation registers node group creation
 func RegisterNodeGroupCreation() {
-	nodeGroupCreationCount.Add(1.0)
+	RegisterNodeGroupCreationWithLabelValues("")
+}
+
+// RegisterQueuedProvisioningNodeGroupCreation registers node group creation with the provided labels
+func RegisterNodeGroupCreationWithLabelValues(groupType string) {
+	nodeGroupCreationCount.WithLabelValues(groupType).Add(1.0)
 }
 
 // RegisterNodeGroupDeletion registers node group deletion
 func RegisterNodeGroupDeletion() {
-	nodeGroupDeletionCount.Add(1.0)
+	RegisterNodeGroupDeletionWithLabelValues("")
+}
+
+// RegisterNodeGroupDeletion registers node group deletion with the provided labels
+func RegisterNodeGroupDeletionWithLabelValues(groupType string) {
+	nodeGroupDeletionCount.WithLabelValues(groupType).Add(1.0)
+}
+
+// RegisterQueuedProvisioningNodeGroupDeletion registers queued provisioning node group deletion
+func RegisterQueuedProvisioningNodeGroupDeletion() {
+	nodeGroupDeletionCount.WithLabelValues(strconv.FormatBool(true)).Add(1.0)
 }
 
 // UpdateScaleDownInCooldown registers if the cluster autoscaler