feat: Conditionally disable CSI scheduling on control plane

Author: mysticaltech

locals.tf

@@ -574,7 +574,7 @@ persistence:
   csi_driver_smb_values = var.csi_driver_smb_values != "" ? var.csi_driver_smb_values : <<EOT
   EOT
 
-  hetzner_csi_values = var.hetzner_csi_values != "" ? var.hetzner_csi_values : <<EOT
+  hetzner_csi_values = var.hetzner_csi_values != "" ? var.hetzner_csi_values : (!local.allow_scheduling_on_control_plane ? <<-EOT
 node:
   affinity:
     nodeAffinity:
@@ -583,7 +583,8 @@ node:
           - matchExpressions:
               - key: "node-role.kubernetes.io/control-plane"
                 operator: DoesNotExist
-  EOT
+EOT
+  : "")
 
   nginx_values = var.nginx_values != "" ? var.nginx_values : <<EOT
 controller: