Helm Charts: add certificate duration and renewBefore options

Signed-off-by: ohotnikov.ivan <ohotnikov.ivan@e-queo.net>

k8s/charts/seaweedfs/templates/cert/ca-cert.yaml

@@ -13,6 +13,12 @@ spec:
   secretName: {{ template "seaweedfs.name" . }}-ca-cert
   commonName: "{{ template "seaweedfs.name" . }}-root-ca"
   isCA: true
+  {{- if .Values.certificates.duration }}
+  duration: {{ .Values.certificates.duration }}
+  {{- end }}
+  {{- if .Values.certificates.renewBefore }}
+  renewBefore: {{ .Values.certificates.renewBefore }}
+  {{- end }}
   issuerRef:
     name: {{ template "seaweedfs.name" . }}-issuer
     kind: Issuer

k8s/charts/seaweedfs/values.yaml

@@ -22,6 +22,8 @@ global:
   serviceAccountName: "seaweedfs"
   automountServiceAccountToken: true
   certificates:
+    duration: 87600h
+    renewBefore: 720h
     alphacrds: false
   monitoring:
     enabled: false