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updated to add StabilityLevel

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This commit is contained in:
JD Nurme 2021-12-10 21:07:14 +00:00
parent bdedfb7653
commit 2987e65a57
1 changed files with 8 additions and 2 deletions
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10
staging/src/k8s.io/component-base/metrics/prometheus/controllers/metrics.go
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@ -35,8 +35,9 @@ type ControllerMetrics struct {
func newControllerMetrics() *ControllerMetrics { func newControllerMetrics() *ControllerMetrics {
controllerInstanceCount := k8smetrics.NewGaugeVec( controllerInstanceCount := k8smetrics.NewGaugeVec(
&k8smetrics.GaugeOpts{ &k8smetrics.GaugeOpts{
Name: "managed_controller_instance_count", Name: "managed_controller_instance_count",
Help: "Instances of individual controllers currently running", Help: "Instances of individual controllers currently running",
StabilityLevel: k8smetrics.ALPHA,
}, },
[]string{"controller_name", "controller_manager"}, []string{"controller_name", "controller_manager"},
) )
@ -46,6 +47,11 @@ func newControllerMetrics() *ControllerMetrics {
} }
} }
// controller_name and controller_manager should be updated to validate against bounded lists
// this will allow us to confirm they are populated with "good" values.
// These values use set instead of inc/dec to avoid accidentally double counting
// a controller that starts but fails to properly signal when it crashes.
// ControllerStarted sets the controllerInstanceCount to 1. // ControllerStarted sets the controllerInstanceCount to 1.
func (a *ControllerMetrics) ControllerStarted(controllerName string, controllerManager string) { func (a *ControllerMetrics) ControllerStarted(controllerName string, controllerManager string) {
a.controllerInstanceCount.With(k8smetrics.Labels{"controller_name": controllerName, "controller_manager": controllerManager}).Set(float64(1)) a.controllerInstanceCount.With(k8smetrics.Labels{"controller_name": controllerName, "controller_manager": controllerManager}).Set(float64(1))