refactor: make data volume configurable

chart/templates/statefulset.yaml

@@ -117,7 +117,9 @@ spec:
         #     name: coredns-custom
         #     optional: true
         {{- end }}
-        {{- if not (include "vcluster.persistence.volumeClaim.enabled" .) }}
+        {{- if .Values.controlPlane.statefulSet.persistence.dataVolume }}
+{{ toYaml .Values.controlPlane.statefulSet.persistence.dataVolume | indent 8 }}
+        {{- else if not (include "vcluster.persistence.volumeClaim.enabled" .) }}
         - name: data
           emptyDir: {}
         {{- end }}

chart/tests/statefulset_test.yaml

@@ -559,3 +559,20 @@ tests:
             name: binaries
             persistentVolumeClaim:
                 claimName: my-pvc
+
+  - it: dataVolume - should set the specified data volume type correctly
+    set:
+      controlPlane:
+        statefulSet:
+          persistence:
+            dataVolume:
+              - name: data
+                persistentVolumeClaim:
+                  claimName: my-custom-pvc
+    asserts:
+      - contains:
+          path: spec.template.spec.volumes
+          content:
+            name: data
+            persistentVolumeClaim:
+              claimName: my-custom-pvc

chart/values.schema.json

@@ -247,6 +247,13 @@
           "type": "array",
           "description": "VolumeClaimTemplates defines the volumeClaimTemplates for the statefulSet"
         },
+        "dataVolume": {
+          "items": {
+            "type": "object"
+          },
+          "type": "array",
+          "description": "Allows you to override the dataVolume. Only works correctly if volumeClaim.enabled=false."
+        },
         "binariesVolume": {
           "items": {
             "type": "object"

chart/values.yaml

@@ -543,6 +543,8 @@ controlPlane:
       addVolumeMounts: []
       # AddVolumes defines extra volumes for the pod
       addVolumes: []
+      # Allows you to override the dataVolume. Only works correctly if volumeClaim.enabled=false.
+      dataVolume: []
       # BinariesVolume defines a binaries volume that is used to retrieve
       # distro specific executables to be run by the syncer controller.
       # This volume doesn't need to be persistent.

config/config.go

@@ -1225,6 +1225,9 @@ type ControlPlanePersistence struct {
 	// VolumeClaimTemplates defines the volumeClaimTemplates for the statefulSet
 	VolumeClaimTemplates []map[string]interface{} `json:"volumeClaimTemplates,omitempty"`
 
+	// Allows you to override the dataVolume. Only works correctly if volumeClaim.enabled=false.
+	DataVolume []map[string]interface{} `json:"dataVolume,omitempty"`
+
 	// BinariesVolume defines a binaries volume that is used to retrieve
 	// distro specific executables to be run by the syncer controller.
 	// This volume doesn't need to be persistent.

config/values.yaml

@@ -321,6 +321,7 @@ controlPlane:
       volumeClaimTemplates: []
       addVolumeMounts: []
       addVolumes: []
+      dataVolume: []
       binariesVolume:
       - name: binaries
         emptyDir: {}