VOL-3137 - release name best practice update

Change-Id: Iefce588d7b7383905e2d2fb43f1d1e7d6a7ce6ec
diff --git a/freeradius/templates/_helpers.tpl b/freeradius/templates/_helpers.tpl
new file mode 100644
index 0000000..bf89b45
--- /dev/null
+++ b/freeradius/templates/_helpers.tpl
@@ -0,0 +1,23 @@
+# Copyright 2020-present Open Networking Foundation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+{{/* Expand the name of the chart. */}}
+{{- define "name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}
+{{- end -}}
+{{/* Create a default fully qualified app name. We truncate at 63 chars because . . . */}}
+{{- define "fullname" -}}
+{{- $name := default .Chart.Name .Values.nameOverride -}}
+{{- $fullname := default (printf "%s-%s" .Release.Name $name) .Values.fullNameOverride -}}
+{{- $fullname | trunc 63 | trimSuffix "-" -}}
+{{- end -}}