helm-charts/pocket-id/templates/backup-pvc-cronjob.yaml

{{- if .Values.backup.pvc.enabled }}
apiVersion: batch/v1
kind: CronJob
metadata:
  name: {{ .Release.Name }}-pvc-backup
spec:
  schedule: {{ .Values.backup.pvc.schedule | quote }}
  concurrencyPolicy: Forbid
  successfulJobsHistoryLimit: 1
  failedJobsHistoryLimit: 1
  jobTemplate:
    spec:
      template:
        spec:
          restartPolicy: OnFailure
          {{- with .Values.backup.pvc.nodeSelector }}
          nodeSelector:
            {{- toYaml . | nindent 12 }}
          {{- end }}
          containers:
            - name: tar-backup
              image: {{ .Values.backup.pvc.image }}
              command:
                - /bin/sh
                - -c
                - |
                  set -e
                  mkdir -p /backup
                  TS=$(date +%Y%m%d-%H%M%S)
                  tar czf /backup/${FILE_PREFIX}-${TS}.tar.gz -C /data .
                  find /backup -name "${FILE_PREFIX}-*.tar.gz" -mtime +$RETENTION_DAYS -delete
              env:
                - name: FILE_PREFIX
                  value: {{ .Values.backup.pvc.filePrefix | quote }}
                - name: RETENTION_DAYS
                  value: {{ .Values.backup.pvc.retentionDays | quote }}
              volumeMounts:
                - name: data
                  mountPath: /data
                  readOnly: true
                - name: backup-storage
                  mountPath: /backup
              resources:
                requests:
                  memory: "32Mi"
                  cpu: "50m"
                limits:
                  memory: "128Mi"
                  cpu: "500m"
          volumes:
            - name: data
              persistentVolumeClaim:
                claimName: {{ include "pocket-id.pvcName" . }}
                readOnly: true
            - name: backup-storage
              hostPath:
                path: {{ .Values.backup.pvc.hostPath }}
                type: DirectoryOrCreate
{{- end }}