feat: use PVC for dynamic-plugins-root (#40)

Author: kadel

charts/backstage/Chart.yaml

@@ -45,4 +45,4 @@ sources:
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 2.17.0
+version: 2.18.0

charts/backstage/README.md

@@ -2,12 +2,12 @@
 # RHDH Backstage Helm Chart for OpenShift (Community Version)
 
 [![Artifact Hub](https://img.shields.io/endpoint?url=https://artifacthub.io/badge/repository/rhdh-chart&style=flat-square)](https://artifacthub.io/packages/search?repo=rhdh-chart)
-![Version: 2.17.0](https://img.shields.io/badge/Version-2.17.0-informational?style=flat-square)
+![Version: 2.18.0](https://img.shields.io/badge/Version-2.18.0-informational?style=flat-square)
 ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square)
 
 A Helm chart for deploying Red Hat Developer Hub.
 
-The telemetry data collection feature is enabled by default. Red Hat Developer Hub sends telemetry data to Red Hat by using the `backstage-plugin-analytics-provider-segment` plugin. To disable this and to learn what data is being collected, see https://access.redhat.com/documentation/en-us/red_hat_developer_hub/1.2/html-single/administration_guide_for_red_hat_developer_hub/index#assembly-rhdh-telemetry_admin-rhdh
+The telemetry data collection feature is enabled by default. Red Hat Developer Hub sends telemetry data to Red Hat by using the `backstage-plugin-analytics-provider-segment` plugin. To disable this and to learn what data is being collected, see https://access.redhat.com/documentation/en-us/red_hat_developer_hub/1.3/html-single/administration_guide_for_red_hat_developer_hub/index#assembly-rhdh-telemetry_admin-rhdh
 
 **Homepage:** <https://redhat-developer.github.io/rhdh-chart/>
 
@@ -166,8 +166,6 @@ Kubernetes: `>= 1.25.0-0`
 | route.tls.termination | Specify TLS termination. | string | `"edge"` |
 | route.wildcardPolicy | Wildcard policy if any for the route. Currently only 'Subdomain' or 'None' is allowed. | string | `"None"` |
 | upstream | Upstream Backstage [chart configuration](https://github.com/backstage/charts/blob/main/charts/backstage/values.yaml) | object | Use Openshift compatible settings |
-| upstream.backstage.extraVolumes[0] | Ephemeral volume that will contain the dynamic plugins installed by the initContainer below at start. | object | `{"ephemeral":{"volumeClaimTemplate":{"spec":{"accessModes":["ReadWriteOnce"],"resources":{"requests":{"storage":"2Gi"}}}}},"name":"dynamic-plugins-root"}` |
-| upstream.backstage.extraVolumes[0].ephemeral.volumeClaimTemplate.spec.resources.requests.storage | Size of the volume that will contain the dynamic plugins. It should be large enough to contain all the plugins. | string | `"2Gi"` |
 | upstream.backstage.initContainers[0].image | Image used by the initContainer to install dynamic plugins into the `dynamic-plugins-root` volume mount. It could be replaced by a custom image based on this one. | string | `quay.io/janus-idp/backstage-showcase:latest` |
 
 ## Opinionated Backstage deployment

charts/backstage/templates/pvc.yaml

@@ -0,0 +1,21 @@
+kind: PersistentVolumeClaim
+apiVersion: v1
+metadata:
+  name: {{ printf "%s-audit-log" .Release.Name }}
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 1Gi
+---
+kind: PersistentVolumeClaim
+apiVersion: v1
+metadata:
+  name: {{ printf "%s-dynamic-plugins-root" .Release.Name }}
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 5Gi

charts/backstage/templates/pvcs.yaml

@@ -2576,21 +2576,10 @@
                         "extraVolumes": {
                             "default": [
                                 {
-                                    "ephemeral": {
-                                        "volumeClaimTemplate": {
-                                            "spec": {
-                                                "accessModes": [
-                                                    "ReadWriteOnce"
-                                                ],
-                                                "resources": {
-                                                    "requests": {
-                                                        "storage": "2Gi"
-                                                    }
-                                                }
-                                            }
-                                        }
-                                    },
-                                    "name": "dynamic-plugins-root"
+                                    "name": "dynamic-plugins-root",
+                                    "persistentVolumeClaim": {
+                                        "claimName": "{{ printf \"%s-dynamic-plugins-root\" .Release.Name }}"
+                                    }
                                 },
                                 {
                                     "name": "audit-log-data",

charts/backstage/values.schema.json

@@ -122,17 +122,9 @@ upstream:
       - name: audit-log-data
         mountPath: /var/log/audit
     extraVolumes:
-      # -- Ephemeral volume that will contain the dynamic plugins installed by the initContainer below at start.
       - name: dynamic-plugins-root
-        ephemeral:
-          volumeClaimTemplate:
-            spec:
-              accessModes:
-                - ReadWriteOnce
-              resources:
-                requests:
-                  # -- Size of the volume that will contain the dynamic plugins. It should be large enough to contain all the plugins.
-                  storage: 2Gi
+        persistentVolumeClaim:
+          claimName: '{{ printf "%s-dynamic-plugins-root" .Release.Name }}'
       - name: audit-log-data
         persistentVolumeClaim:
           claimName: '{{ printf "%s-audit-log" .Release.Name }}'