--- charts-original/templates/_helpers.tpl
+++ charts/templates/_helpers.tpl
@@ -60,3 +60,26 @@
 {{- default "default" .Values.serviceAccount.name }}
 {{- end }}
 {{- end }}
+
+{{- define "system_default_registry" -}}
+{{- if .Values.global.cattle.systemDefaultRegistry -}}
+{{- printf "%s/" .Values.global.cattle.systemDefaultRegistry -}}
+{{- else -}}
+{{- "" -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Windows cluster will add default taint for linux nodes,
+add below linux tolerations to workloads could be scheduled to those linux nodes
+*/}}
+{{- define "linux-node-tolerations" -}}
+- key: "cattle.io/os"
+  value: "linux"
+  effect: "NoSchedule"
+  operator: "Equal"
+{{- end -}}
+
+{{- define "linux-node-selector" -}}
+kubernetes.io/os: linux
+{{- end -}}