false alerts

[davidkarlsen]

Certificate cert-utils-operator/kubelet-client-281 is at 95% of its lifetime Certificate cert-utils-operator/kubelet-client-281 is at 95% of its lifetime
Alerts Firing:
Labels:
- alertname = CertificateIsAboutToExpire
- container = kube-rbac-proxy
- endpoint = https
- exported_namespace = openshift-kube-apiserver
- instance = 10.200.32.175:8443
- job = cert-utils-operator-controller-manager-metrics
- name = kubelet-client-281
- namespace = cert-utils-operator
- pod = cert-utils-operator-controller-manager-5647694ff8-bds8r
- prometheus = openshift-monitoring/k8s
- service = cert-utils-operator-controller-manager-metrics
- severity = critical
Annotations:
- message = Certificate cert-utils-operator/kubelet-client-281 is at 95% of its lifetime
- summary = Certificate cert-utils-operator/kubelet-client-281 is at 95% of its lifetime
Source: https://prometheus-k8s-openshift-monitoring.apps.os-global.finods.com/graph?g0.expr=cert%3Atime_to_expiration%3Asec+%2F+cert%3Avalidity_duration%3Asec+%3C+0.05&g0.tab=1

these rotate automatically and should maybe be ignored by default, it just generates noise.

[raffaelespazzoli]

please see the discussion at #122