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Merge pull request #133408 from richabanker/etcd-metrics-test

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Update TestDeleteStoreStats to validate the new apiserver_resource_objects metric
This commit is contained in:
Kubernetes Prow Robot
2025-08-28 03:17:16 -07:00
committed by GitHub
parent 7174623fb8 3995b6cf72
commit 67216cfdd9
1 changed files with 13 additions and 3 deletions
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16
staging/src/k8s.io/apiserver/pkg/storage/etcd3/metrics/metrics_test.go
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@@ -316,6 +316,7 @@ apiserver_resource_size_estimate_bytes{group="foo",resource="bar"} -1
func TestDeleteStoreStats(t *testing.T) {
registry := metrics.NewKubeRegistry()
registry.MustRegister(objectCounts)
registry.MustRegister(newObjectCounts)
registry.MustRegister(resourceSizeEstimate)
UpdateStoreStats(schema.GroupResource{Group: "foo1", Resource: "bar1"}, storage.Stats{ObjectCount: 10}, nil)
@@ -325,12 +326,16 @@ func TestDeleteStoreStats(t *testing.T) {
# TYPE apiserver_resource_size_estimate_bytes gauge
apiserver_resource_size_estimate_bytes{group="foo1",resource="bar1"} -1
apiserver_resource_size_estimate_bytes{group="foo2",resource="bar2"} 200
# HELP apiserver_resource_objects [ALPHA] Number of stored objects at the time of last check split by kind. In case of a fetching error, the value will be -1.
# TYPE apiserver_resource_objects gauge
apiserver_resource_objects{group="foo1",resource="bar1"} 10
apiserver_resource_objects{group="foo2",resource="bar2"} 20
# HELP apiserver_storage_objects [STABLE] [DEPRECATED, consider using apiserver_resource_objects instead] Number of stored objects at the time of last check split by kind. In case of a fetching error, the value will be -1.
# TYPE apiserver_storage_objects gauge
apiserver_storage_objects{resource="bar1.foo1"} 10
apiserver_storage_objects{resource="bar2.foo2"} 20
`
if err := testutil.GatherAndCompare(registry, strings.NewReader(expectedMetrics), "apiserver_storage_objects", "apiserver_resource_size_estimate_bytes"); err != nil {
if err := testutil.GatherAndCompare(registry, strings.NewReader(expectedMetrics), "apiserver_storage_objects", "apiserver_resource_objects", "apiserver_resource_size_estimate_bytes"); err != nil {
t.Fatal(err)
}
@@ -339,19 +344,24 @@ apiserver_storage_objects{resource="bar2.foo2"} 20
expectedMetrics = `# HELP apiserver_resource_size_estimate_bytes [ALPHA] Estimated size of stored objects in database. Estimate is based on sum of last observed sizes of serialized objects. In case of a fetching error, the value will be -1.
# TYPE apiserver_resource_size_estimate_bytes gauge
apiserver_resource_size_estimate_bytes{group="foo2",resource="bar2"} 200
# HELP apiserver_resource_objects [ALPHA] Number of stored objects at the time of last check split by kind. In case of a fetching error, the value will be -1.
# TYPE apiserver_resource_objects gauge
apiserver_resource_objects{group="foo2",resource="bar2"} 20
# HELP apiserver_storage_objects [STABLE] [DEPRECATED, consider using apiserver_resource_objects instead] Number of stored objects at the time of last check split by kind. In case of a fetching error, the value will be -1.
# TYPE apiserver_storage_objects gauge
apiserver_storage_objects{resource="bar2.foo2"} 20
`
if err := testutil.GatherAndCompare(registry, strings.NewReader(expectedMetrics), "apiserver_storage_objects", "apiserver_resource_size_estimate_bytes"); err != nil {
if err := testutil.GatherAndCompare(registry, strings.NewReader(expectedMetrics), "apiserver_storage_objects", "apiserver_resource_objects", "apiserver_resource_size_estimate_bytes"); err != nil {
t.Fatal(err)
}
DeleteStoreStats(schema.GroupResource{Group: "foo2", Resource: "bar2"})
expectedMetrics = `# HELP apiserver_storage_objects [STABLE] [DEPRECATED, consider using apiserver_resource_objects instead] Number of stored objects at the time of last check split by kind. In case of a fetching error, the value will be -1.
# TYPE apiserver_storage_objects gauge
# HELP apiserver_resource_size_estimate_bytes [ALPHA] Estimated size of stored objects in database. Estimate is based on sum of last observed sizes of serialized objects. In case of a fetching error, the value will be -1.
# TYPE apiserver_resource_size_estimate_bytes gauge
`
if err := testutil.GatherAndCompare(registry, strings.NewReader(expectedMetrics), "apiserver_storage_objects", "apiserver_resource_size_estimate_bytes"); err != nil {
if err := testutil.GatherAndCompare(registry, strings.NewReader(expectedMetrics), "apiserver_storage_objects", "apiserver_resource_objects", "apiserver_resource_size_estimate_bytes"); err != nil {
t.Fatal(err)
}
}