feat: add support for immutable image

Signed-off-by: Danny Seymour <danny@seymour.family>

Author: thefirstofthe300

charts/nextcloud/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v2
 name: nextcloud
-version: 4.5.8
+version: 4.5.9
 appVersion: 27.1.4
 description: A file sharing server that puts the control and security of your own data back into your hands.
 keywords:

charts/nextcloud/README.md

@@ -262,6 +262,7 @@ Persistent Volume Claims are used to keep the data across deployments. This is k
 | Parameter                                                            | Description                                                                            | Default                                      |
 |----------------------------------------------------------------------|----------------------------------------------------------------------------------------|----------------------------------------------|
 | `persistence.enabled`                                                | Enable persistence using PVC                                                           | `false`                                      |
+| `persistence.immutableImage`                                         | Does not mount the `/var/www` and `/var/www/html` directories                          | `false`                                      |
 | `persistence.annotations`                                            | PVC annotations                                                                        | `{}`                                         |
 | `persistence.storageClass`                                           | PVC Storage Class for nextcloud volume                                                 | `nil` (uses alpha storage class annotation)  |
 | `persistence.existingClaim`                                          | An Existing PVC name for nextcloud volume                                              | `nil` (uses alpha storage class annotation)  |

charts/nextcloud/templates/_helpers.tpl

@@ -240,12 +240,14 @@ Create environment variables used to configure the nextcloud container as well a
 Create volume mounts for the nextcloud container as well as the cron sidecar container.
 */}}
 {{- define "nextcloud.volumeMounts" -}}
+{{- if not .Values.persistence.immutableImage }}
 - name: nextcloud-main
   mountPath: /var/www/
   subPath: {{ ternary "root" (printf "%s/root" .Values.nextcloud.persistence.subPath) (empty .Values.nextcloud.persistence.subPath) }}
 - name: nextcloud-main
   mountPath: /var/www/html
   subPath: {{ ternary "html" (printf "%s/html" .Values.nextcloud.persistence.subPath) (empty .Values.nextcloud.persistence.subPath) }}
+{{- end }}
 {{- if and .Values.persistence.nextcloudData.enabled .Values.persistence.enabled }}
 - name: nextcloud-data
   mountPath: {{ .Values.nextcloud.datadir }}

charts/nextcloud/values.yaml

@@ -380,6 +380,7 @@ service:
 persistence:
   # Nextcloud Data (/var/www/html)
   enabled: false
+  immutableImage: false
   annotations: {}
   ## nextcloud data Persistent Volume Storage Class
   ## If defined, storageClassName: <storageClass>