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KubeClientCertificateExpiration alert false positives with cloud providers #6161 #6162

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306e50f
Update kubernetes-system-apiserver.yaml
romankucherov-cmyk Sep 24, 2025
0c7b928
Merge pull request #1 from romankucherov-cmyk/romankucherov-cmyk-patch-1
romankucherov-cmyk Sep 25, 2025
cdf2fb9
Update sync_prometheus_rules.py
romankucherov-cmyk Sep 29, 2025
9f93735
Update values.yaml
romankucherov-cmyk Sep 29, 2025
2dbc62c
Update kubernetes-system-apiserver.yaml
romankucherov-cmyk Oct 1, 2025
3f609ac
Update sync_prometheus_rules.py
romankucherov-cmyk Oct 7, 2025
66ee274
Update values.yaml
romankucherov-cmyk Oct 7, 2025
356a360
Update Chart.yaml
romankucherov-cmyk Oct 7, 2025
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3 changes: 3 additions & 0 deletions charts/kube-prometheus-stack/hack/sync_prometheus_rules.py
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Expand Up @@ -221,6 +221,9 @@ def new_representer(dumper, data):
'$.Values.defaultRules.node.fsSelector': {
'replacement': '{{ $.Values.defaultRules.node.fsSelector }}',
'init': ''},
'601200': {
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'replacement': '{{ .Values.defaultRules.kubeClientCertificateExpiration | default "601200" }}',
'init': ''},
}

# standard header
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2 changes: 1 addition & 1 deletion ...ts/kube-prometheus-stack/templates/prometheus/rules-1.14/kubernetes-system-apiserver.yaml
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Expand Up @@ -200,4 +200,4 @@ spec:
{{- end }}
{{- end }}
{{- end }}
{{- end }}
{{- end }}
3 changes: 3 additions & 0 deletions charts/kube-prometheus-stack/values.yaml
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Expand Up @@ -203,6 +203,9 @@ defaultRules:
prometheusOperator: true
windows: true


kubeClientCertificateExpiration: "601200"
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# Defines the operator for namespace selection in rules
# Use "=~" to include namespaces matching the pattern (default)
# Use "!~" to exclude namespaces matching the pattern
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