From 8300fb48b7e24f3253a2c6e1c7d3fb16fbe7b6db Mon Sep 17 00:00:00 2001
From: Hakandede <hakanuludag27@gmail.com>
Date: Mon, 6 Apr 2026 12:57:22 +0000
Subject: [PATCH] new storage class for clickhouse

---
 .../countly-clickhouse/templates/storageclass.yaml | 14 ++++++++++++++
 charts/countly-clickhouse/values.yaml              |  6 ++++++
 2 files changed, 20 insertions(+)
 create mode 100644 charts/countly-clickhouse/templates/storageclass.yaml

diff --git a/charts/countly-clickhouse/templates/storageclass.yaml b/charts/countly-clickhouse/templates/storageclass.yaml
new file mode 100644
index 0000000..9c2d8ef
--- /dev/null
+++ b/charts/countly-clickhouse/templates/storageclass.yaml
@@ -0,0 +1,14 @@
+{{- if .Values.server.persistence.createStorageClass }}
+apiVersion: storage.k8s.io/v1
+kind: StorageClass
+metadata:
+  name: {{ .Values.server.persistence.storageClassName }}
+  labels:
+    {{- include "countly-clickhouse.labels" . | nindent 4 }}
+allowVolumeExpansion: true
+provisioner: pd.csi.storage.gke.io
+parameters:
+  type: pd-balanced
+reclaimPolicy: Retain
+volumeBindingMode: WaitForFirstConsumer
+{{- end }}
diff --git a/charts/countly-clickhouse/values.yaml b/charts/countly-clickhouse/values.yaml
index 665f32a..8574031 100644
--- a/charts/countly-clickhouse/values.yaml
+++ b/charts/countly-clickhouse/values.yaml
@@ -102,6 +102,12 @@ server:
     storageClass: ""
     # -- Data volume size per server replica
     size: 50Gi
+    # -- Reclaim policy for the data PV (Delete or Retain)
+    reclaimPolicy: "Retain"
+    # -- Create a dedicated StorageClass with reclaimPolicy Retain
+    createStorageClass: false
+    # -- Name of the StorageClass to create (used when createStorageClass is true)
+    storageClassName: "standard-rwo-retain"
   # -- ClickHouse server settings
   settings:
     # -- Maximum concurrent connections