fix: Rename kube_pod_scheduler_name to kube_pod_scheduler

Author: adinhodovic

docs/pod-metrics.md

@@ -54,7 +54,7 @@
 | kube_pod_status_unschedulable                         | Gauge       | Describes the unschedulable status for the pod                                                                                                                                      |                                                | `pod`=&lt;pod-name&gt; <br> `namespace`=&lt;pod-namespace&gt; <br> `uid`=&lt;pod-uid&gt;                                                                                                                                                                                                                                                                          | STABLE       | -      |
 | kube_pod_tolerations                                  | Gauge       | Information about the pod tolerations                                                                                                                                               |                                                | `pod`=&lt;pod-name&gt; <br> `namespace`=&lt;pod-namespace&gt; <br> `uid`=&lt;pod-uid&gt; <br> `key`=&lt;toleration-key&gt; <br> `operator`=&lt;toleration-operator&gt; <br> `value`=&lt;toleration-value&gt; <br> `effect`=&lt;toleration-effect&gt; `toleration_seconds`=&lt;toleration-seconds&gt;                                                              | EXPERIMENTAL | -      |
 | kube_pod_service_account                              | Gauge       | The service account for a pod                                                                                                                                                       |                                                | `pod`=&lt;pod-name&gt; <br> `namespace`=&lt;pod-namespace&gt; <br> `uid`=&lt;pod-uid&gt; <br> `service_account`=&lt;service_account&gt;                                                                                                                                                                                                                           | EXPERIMENTAL | -      |
-| kube_pod_scheduler_name                              | Gauge       | The scheduler name for a pod                                                                                                                                                       |                                                | `pod`=&lt;pod-name&gt; <br> `namespace`=&lt;pod-namespace&gt; <br> `uid`=&lt;pod-uid&gt; <br> `scheduler_name`=&lt;scheduler_name&gt;                                                                                                                                                                                                                           | EXPERIMENTAL | -      |
+| kube_pod_scheduler                              | Gauge       | The scheduler for a pod                                                                                                                                                       |                                                | `pod`=&lt;pod-name&gt; <br> `namespace`=&lt;pod-namespace&gt; <br> `uid`=&lt;pod-uid&gt; <br> `name`=&lt;scheduler-name&gt;                                                                                                                                                                                                                           | EXPERIMENTAL | -      |
 
 ## Useful metrics queries
 

internal/store/pod.go

@@ -1711,14 +1711,14 @@ func createPodServiceAccountFamilyGenerator() generator.FamilyGenerator {
 
 func createPodSchedulerNameFamilyGenerator() generator.FamilyGenerator {
 	return *generator.NewFamilyGeneratorWithStability(
-		"kube_pod_scheduler_name",
-		"The scheduler name for a pod.",
+		"kube_pod_scheduler",
+		"The scheduler for a pod.",
 		metric.Gauge,
 		basemetrics.ALPHA,
 		"",
 		wrapPodFunc(func(p *v1.Pod) *metric.Family {
 			m := metric.Metric{
-				LabelKeys:   []string{"scheduler_name"},
+				LabelKeys:   []string{"name"},
 				LabelValues: []string{p.Spec.SchedulerName},
 				Value:       1,
 			}

internal/store/pod_test.go

@@ -2148,12 +2148,12 @@ func TestPodStore(t *testing.T) {
 				},
 			},
 			Want: `
-				# HELP kube_pod_scheduler_name The scheduler name for a pod.
-				# TYPE kube_pod_scheduler_name gauge
-				kube_pod_scheduler_name{namespace="ns1",pod="pod1",scheduler_name="scheduler1",uid="uid1"} 1
+				# HELP kube_pod_scheduler The scheduler for a pod.
+				# TYPE kube_pod_scheduler gauge
+				kube_pod_scheduler{namespace="ns1",pod="pod1",name="scheduler1",uid="uid1"} 1
 			`,
 			MetricNames: []string{
-				"kube_pod_scheduler_name",
+				"kube_pod_scheduler",
 			},
 		},
 	}

pkg/app/server_test.go

@@ -235,7 +235,7 @@ func TestFullScrapeCycle(t *testing.T) {
 # HELP kube_pod_overhead_cpu_cores The pod overhead in regards to cpu cores associated with running a pod.
 # HELP kube_pod_overhead_memory_bytes The pod overhead in regards to memory associated with running a pod.
 # HELP kube_pod_runtimeclass_name_info The runtimeclass associated with the pod.
-# HELP kube_pod_scheduler_name The scheduler name for a pod.
+# HELP kube_pod_scheduler The scheduler for a pod.
 # HELP kube_pod_service_account The service account for a pod.
 # HELP kube_pod_owner [STABLE] Information about the Pod's owner.
 # HELP kube_pod_restart_policy [STABLE] Describes the restart policy in use by this pod.
@@ -287,7 +287,7 @@ func TestFullScrapeCycle(t *testing.T) {
 # TYPE kube_pod_overhead_cpu_cores gauge
 # TYPE kube_pod_overhead_memory_bytes gauge
 # TYPE kube_pod_runtimeclass_name_info gauge
-# TYPE kube_pod_scheduler_name gauge
+# TYPE kube_pod_scheduler gauge
 # TYPE kube_pod_service_account gauge
 # TYPE kube_pod_owner gauge
 # TYPE kube_pod_restart_policy gauge
@@ -338,7 +338,7 @@ kube_pod_created{namespace="default",pod="pod0",uid="abc-0"} 1.5e+09
 kube_pod_info{namespace="default",pod="pod0",uid="abc-0",host_ip="1.1.1.1",pod_ip="1.2.3.4",node="node1",created_by_kind="",created_by_name="",priority_class="",host_network="false"} 1
 kube_pod_owner{namespace="default",pod="pod0",uid="abc-0",owner_kind="",owner_name="",owner_is_controller=""} 1
 kube_pod_restart_policy{namespace="default",pod="pod0",uid="abc-0",type="Always"} 1
-kube_pod_scheduler_name{namespace="default",pod="pod0",uid="abc-0",scheduler_name="scheduler1"} 1
+kube_pod_scheduler{namespace="default",pod="pod0",uid="abc-0",name="scheduler1"} 1
 kube_pod_service_account{namespace="default",pod="pod0",uid="abc-0",service_account=""} 1
 kube_pod_status_phase{namespace="default",pod="pod0",uid="abc-0",phase="Failed"} 0
 kube_pod_status_phase{namespace="default",pod="pod0",uid="abc-0",phase="Pending"} 0