create a way of not mounting volumes (#650)

* create a way of not mounting volumes

* fix mistake

* also noMount for statefull sets

charts/library/common/Chart.yaml

@@ -18,4 +18,4 @@ maintainers:
 name: common
 sources:
 type: library
-version: 6.4.6
+version: 6.5.0

charts/library/common/templates/lib/controller/_volumeMounts.tpl

@@ -1,6 +1,7 @@
 {{/* Volumes included by the controller */}}
 {{- define "common.controller.volumeMounts" -}}
   {{- range $index, $item := .Values.persistence }}
+  {{- if not $item.noMount }}
     {{- $mountPath := (printf "/%v" $index) -}}
     {{- if eq "hostPath" (default "pvc" $item.type) -}}
       {{- $mountPath = $item.hostPath -}}
@@ -19,15 +20,19 @@
       {{- end }}
     {{- end }}
   {{- end }}
+  {{- end }}
 
   {{- if eq .Values.controller.type "statefulset" }}
     {{- range $index, $vct := .Values.volumeClaimTemplates }}
+    {{- if not $vct.noMount }}
 - mountPath: {{ $vct.mountPath }}
   name: {{ $vct.name }}
       {{- if $vct.subPath }}
   subPath: {{ $vct.subPath }}
       {{- end }}
     {{- end }}
+    {{- end }}
   {{- end }}
 
+
 {{- end -}}