[common] Add common chart from KaH

charts/common/templates/_ingress.tpl

@@ -0,0 +1,39 @@
+{{/* Renders the Ingress objects required by the chart */}}
+{{- define "common.ingress" -}}
+  {{- /* Generate named ingresses as required */ -}}
+  {{- range $name, $ingress := .Values.ingress }}
+    {{- if $ingress.enabled -}}
+      {{- $ingressValues := $ingress -}}
+
+      {{/* set defaults */}}
+      {{- if and (not $ingressValues.nameOverride) (ne $name (include "common.ingress.primary" $)) -}}
+        {{- $_ := set $ingressValues "nameOverride" $name -}}
+      {{- end -}}
+
+      {{- $_ := set $ "ObjectValues" (dict "ingress" $ingressValues) -}}
+      {{- include "common.classes.ingress" $ }}
+    {{- end }}
+  {{- end }}
+{{- end }}
+
+{{/* Return the name of the primary ingress object */}}
+{{- define "common.ingress.primary" -}}
+  {{- $enabledIngresses := dict -}}
+  {{- range $name, $ingress := .Values.ingress -}}
+    {{- if $ingress.enabled -}}
+      {{- $_ := set $enabledIngresses $name . -}}
+    {{- end -}}
+  {{- end -}}
+
+  {{- $result := "" -}}
+  {{- range $name, $ingress := $enabledIngresses -}}
+    {{- if and (hasKey $ingress "primary") $ingress.primary -}}
+      {{- $result = $name -}}
+    {{- end -}}
+  {{- end -}}
+
+  {{- if not $result -}}
+    {{- $result = keys $enabledIngresses | first -}}
+  {{- end -}}
+  {{- $result -}}
+{{- end -}}