Extend polytomic cache pvc/pv configurability (#103)

Author: Jake Neyer

helm/charts/polytomic/templates/cache-pvc.yaml

@@ -31,20 +31,52 @@ spec:
 {{- else }}
 {{- end }}
 {{- else }}
+{{- end -}}
+{{- if index .Values "nfs-server-provisioner" "enabled" }}
 kind: PersistentVolumeClaim
 apiVersion: v1
 metadata:
   name: {{ .Values.polytomic.cache.volume_name }}
 spec:
-  {{- if index .Values "nfs-server-provisioner" "enabled" }}
   storageClassName: {{ index .Values "nfs-server-provisioner" "storageClass" "name" }}
-  {{- else }}
+  accessModes:
+    - ReadWriteMany
+  resources:
+    requests:
+      storage: {{ .Values.polytomic.cache.size }}
+{{- else }}
+apiVersion: v1
+kind: PersistentVolume
+metadata:
+  name: {{ .Values.polytomic.cache.volume_name }}
+spec:
+  storageClassName: {{ .Values.polytomic.cache.storage_class }}
+  capacity:
+    storage: {{ .Values.polytomic.cache.size }}
+  accessModes:
+    - ReadWriteMany
+  persistentVolumeReclaimPolicy: Retain
+  volumeMode: Filesystem
+  csi:
+    driver: {{ .Values.polytomic.cache.csi_driver }}
+    volumeHandle: {{ .Values.polytomic.cache.volume_handle }}
+    {{- if .Values.polytomic.cache.volume_attributes }}
+    volumeAttributes:
+    {{- range $key, $value := .Values.polytomic.cache.volume_attributes }}
+      {{ $key }}: {{ $value }}
+    {{- end }}
+    {{- end }}
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: {{ .Values.polytomic.cache.volume_name }}
+spec:
   storageClassName: {{ .Values.polytomic.cache.storage_class }}
-  {{- end }}
   accessModes:
     - ReadWriteMany
   resources:
     requests:
       storage: {{ .Values.polytomic.cache.size }}
-{{- end }}
+{{- end -}}
 {{- end -}}