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[kube-prometheus-stack] Add alertmanager persistentVolumeClaimRetentionPolicy #5078

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Dec 19, 2024
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[kube-prometheus-stack] Add alertmanager persistentVolumeClaimRetentionPolicy #5078

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2 changes: 1 addition & 1 deletion charts/kube-prometheus-stack/Chart.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,7 @@ name: kube-prometheus-stack
sources:
- https://github.com/prometheus-community/helm-charts
- https://github.com/prometheus-operator/kube-prometheus
version: 67.3.1
version: 67.4.0
appVersion: v0.79.2
kubeVersion: ">=1.19.0-0"
home: https://github.com/prometheus-operator/kube-prometheus
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4 changes: 4 additions & 0 deletions charts/kube-prometheus-stack/templates/alertmanager/alertmanager.yaml
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Expand Up @@ -101,6 +101,10 @@ spec:
storage:
{{ tpl (toYaml .Values.alertmanager.alertmanagerSpec.storage | indent 4) . }}
{{- end }}
{{- with .Values.alertmanager.alertmanagerSpec.persistentVolumeClaimRetentionPolicy }}
persistentVolumeClaimRetentionPolicy:
{{- toYaml . | nindent 4 }}
{{- end }}
{{- if .Values.alertmanager.alertmanagerSpec.podMetadata }}
podMetadata:
{{ toYaml .Values.alertmanager.alertmanagerSpec.podMetadata | indent 4 }}
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17 changes: 14 additions & 3 deletions charts/kube-prometheus-stack/values.yaml
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Expand Up @@ -684,6 +684,16 @@ alertmanager:
## ref: https://github.com/prometheus-operator/prometheus-operator/blob/main/Documentation/api.md#alertmanagerspec
##
alertmanagerSpec:
## Statefulset's persistent volume claim retention policy
## whenDeleted and whenScaled determine whether
## statefulset's PVCs are deleted (true) or retained (false)
## on scaling down and deleting statefulset, respectively.
## Requires Kubernetes version 1.27.0+.
## Ref: https://kubernetes.io/docs/concepts/workloads/controllers/statefulset/#persistentvolumeclaim-retention
persistentVolumeClaimRetentionPolicy: {}
# whenDeleted: Retain
# whenScaled: Retain

## Standard object's metadata. More info: https://github.com/kubernetes/community/blob/master/contributors/devel/sig-architecture/api-conventions.md#metadata
## Metadata Labels and Annotations gets propagated to the Alertmanager pods.
##
Expand Down Expand Up @@ -3551,9 +3561,10 @@ prometheus:
##
prometheusSpec:
## Statefulset's persistent volume claim retention policy
## pvcDeleteOnStsDelete and pvcDeleteOnStsScale determine whether
## statefulset's PVCs are deleted (true) or retained (false) on scaling down
## and deleting statefulset, respectively. Requires 1.27.0+.
## whenDeleted and whenScaled determine whether
## statefulset's PVCs are deleted (true) or retained (false)
## on scaling down and deleting statefulset, respectively.
## Requires Kubernetes version 1.27.0+.
## Ref: https://kubernetes.io/docs/concepts/workloads/controllers/statefulset/#persistentvolumeclaim-retention
persistentVolumeClaimRetentionPolicy: {}
# whenDeleted: Retain
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