Merge pull request #2415 from pwschuurman/kep-3335-stable-metrics

feat: Promote kube_statefulset_ordinals_start from ALPHA -> STABLE

Author: k8s-ci-robot

docs/metrics/workload/statefulset-metrics.md

@@ -10,7 +10,7 @@
 | kube_statefulset_status_replicas_updated                | Gauge       |                                                                                                                           | `statefulset`=&lt;statefulset-name&gt; <br> `namespace`=&lt;statefulset-namespace&gt;                                                                                                                               | STABLE       |
 | kube_statefulset_status_observed_generation             | Gauge       |                                                                                                                           | `statefulset`=&lt;statefulset-name&gt; <br> `namespace`=&lt;statefulset-namespace&gt;                                                                                                                               | STABLE       |
 | kube_statefulset_replicas                               | Gauge       |                                                                                                                           | `statefulset`=&lt;statefulset-name&gt; <br> `namespace`=&lt;statefulset-namespace&gt;                                                                                                                               | STABLE       |
-| kube_statefulset_ordinals_start                         | Gauge       |                                                                                                                           | `statefulset`=&lt;statefulset-name&gt; <br> `namespace`=&lt;statefulset-namespace&gt;                                                                                                                               | ALPHA        |
+| kube_statefulset_ordinals_start                         | Gauge       |                                                                                                                           | `statefulset`=&lt;statefulset-name&gt; <br> `namespace`=&lt;statefulset-namespace&gt;                                                                                                                               | STABLE       |
 | kube_statefulset_metadata_generation                    | Gauge       |                                                                                                                           | `statefulset`=&lt;statefulset-name&gt; <br> `namespace`=&lt;statefulset-namespace&gt;                                                                                                                               | STABLE       |
 | kube_statefulset_persistentvolumeclaim_retention_policy | Gauge       |                                                                                                                           | `statefulset`=&lt;statefulset-name&gt; <br> `namespace`=&lt;statefulset-namespace&gt; <br> `when_deleted`=&lt;statefulset-when-deleted-pvc-policy&gt; <br> `when_scaled`=&lt;statefulset-when-scaled-pvc-policy&gt; | EXPERIMENTAL |
 | kube_statefulset_created                                | Gauge       |                                                                                                                           | `statefulset`=&lt;statefulset-name&gt; <br> `namespace`=&lt;statefulset-namespace&gt;                                                                                                                               | STABLE       |

internal/store/statefulset.go

@@ -182,7 +182,7 @@ func statefulSetMetricFamilies(allowAnnotationsList, allowLabelsList []string) [
 			"kube_statefulset_ordinals_start",
 			"Start ordinal of the StatefulSet.",
 			metric.Gauge,
-			basemetrics.ALPHA,
+			basemetrics.STABLE,
 			"",
 			wrapStatefulSetFunc(func(s *v1.StatefulSet) *metric.Family {
 				ms := []*metric.Metric{}

internal/store/statefulset_test.go

@@ -65,7 +65,7 @@ func TestStatefulSetStore(t *testing.T) {
 				# HELP kube_statefulset_metadata_generation [STABLE] Sequence number representing a specific generation of the desired state for the StatefulSet.
 				# HELP kube_statefulset_persistentvolumeclaim_retention_policy Count of retention policy for StatefulSet template PVCs
 				# HELP kube_statefulset_replicas [STABLE] Number of desired pods for a StatefulSet.
-				# HELP kube_statefulset_ordinals_start Start ordinal of the StatefulSet.
+				# HELP kube_statefulset_ordinals_start [STABLE] Start ordinal of the StatefulSet.
 				# HELP kube_statefulset_status_current_revision [STABLE] Indicates the version of the StatefulSet used to generate Pods in the sequence [0,currentReplicas).
 				# HELP kube_statefulset_status_observed_generation [STABLE] The generation observed by the StatefulSet controller.
 				# HELP kube_statefulset_status_replicas [STABLE] The number of replicas per StatefulSet.
@@ -364,7 +364,7 @@ func TestStatefulSetStore(t *testing.T) {
 				# HELP kube_statefulset_metadata_generation [STABLE] Sequence number representing a specific generation of the desired state for the StatefulSet.
 				# HELP kube_statefulset_persistentvolumeclaim_retention_policy Count of retention policy for StatefulSet template PVCs
 				# HELP kube_statefulset_replicas [STABLE] Number of desired pods for a StatefulSet.
-				# HELP kube_statefulset_ordinals_start Start ordinal of the StatefulSet.
+				# HELP kube_statefulset_ordinals_start [STABLE] Start ordinal of the StatefulSet.
 				# HELP kube_statefulset_status_current_revision [STABLE] Indicates the version of the StatefulSet used to generate Pods in the sequence [0,currentReplicas).
 				# HELP kube_statefulset_status_replicas [STABLE] The number of replicas per StatefulSet.
 				# HELP kube_statefulset_status_replicas_available The number of available replicas per StatefulSet.