Also allow nodeSelector tpl

Signed-off-by: Trey Dockendorf <tdockendorf@osc.edu>

Author: treydock

helm/oauth2-proxy/Chart.yaml

@@ -31,7 +31,7 @@ kubeVersion: ">=1.16.0-0"
 annotations:
   artifacthub.io/changes: |
     - kind: added
-      description: Add tpl support for ingress.labels and ingress.extraPaths
+      description: Add tpl support for ingress.labels, ingress.extraPaths and nodeSelector
       links:
         - name: GitHub PR
           url: https://github.com/oauth2-proxy/manifests/pull/400

helm/oauth2-proxy/ci/tpl-values.yaml

@@ -82,3 +82,7 @@ serviceMonitor:
 
 customLabels:
   test-labels/test: "{{ $.Release.Name }}"
+
+nodeOS: linux
+nodeSelector:
+  kubernetes.io/os: "{{ .Values.nodeOS }}"

helm/oauth2-proxy/templates/deployment.yaml

@@ -421,7 +421,7 @@ spec:
     {{- end }}
     {{- with .Values.nodeSelector }}
       nodeSelector:
-        {{- toYaml . | nindent 8 }}
+        {{- tpl (toYaml .) $ | nindent 8 }}
     {{- end }}
     {{- with .Values.tolerations }}
       tolerations: