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feat(cluster): add prom rule alert for failed backups #618

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feat(cluster): add prom rule alert for failed backups #618

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17 changes: 17 additions & 0 deletions charts/cluster/prometheus_rules/cluster-backup_failed.yaml
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Original file line number Diff line number Diff line change
@@ -0,0 +1,17 @@
{{- $alert := "CNPGClusterBackupFailed" -}}
{{- if not (has $alert .excludeRules) -}}
alert: {{ $alert }}
annotations:
summary: CNPG Cluster backup has failed.
description: |-
Backup for CloudNativePG Cluster "{{ .namespace }}/{{ .cluster }}" has failed.
expr: |
sum by (namespace) (cnpg_collector_last_failed_backup_timestamp{namespace="{{ .namespace }}", pod=~"{{ .podSelector }}"})
>
sum by (namespace) (cnpg_collector_last_available_backup_timestamp{namespace="{{ .namespace }}", pod=~"{{ .podSelector }}"})
for: 5m
labels:
severity: warning
namespace: {{ .namespace }}
cnpg_cluster: {{ .cluster }}
{{- end -}}