Chronos exporter: added rasa-model-server helm chart(AETHER-2977)

Change-Id: Ib62791c2f609b21844b4575fae543fd1ee7a0d00
diff --git a/rasa-model-server/templates/_helpers.tpl b/rasa-model-server/templates/_helpers.tpl
new file mode 100644
index 0000000..893acd0
--- /dev/null
+++ b/rasa-model-server/templates/_helpers.tpl
@@ -0,0 +1,56 @@
+{{/* vim: set filetype=mustache: */}}

+{{/*

+SPDX-FileCopyrightText: 2022-present Open Networking Foundation <info@opennetworking.org>

+SPDX-License-Identifier: LicenseRef-ONF-Member-Only-1.0

+

+Expand the name of the chart.

+*/}}

+{{- define "rasa-model-server.name" -}}

+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" -}}

+{{- end -}}

+

+{{/*

+Create a default fully qualified app name.

+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).

+If release name contains chart name it will be used as a full name.

+*/}}

+{{- define "rasa-model-server.fullname" -}}

+{{- if .Values.fullnameOverride -}}

+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}

+{{- else -}}

+{{- $name := default .Chart.Name .Values.nameOverride -}}

+{{- if contains $name .Release.Name -}}

+{{- .Release.Name | trunc 63 | trimSuffix "-" -}}

+{{- else -}}

+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}

+{{- end -}}

+{{- end -}}

+{{- end -}}

+

+{{/*

+Create chart name and version as used by the chart label.

+*/}}

+{{- define "rasa-model-server.chart" -}}

+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}

+{{- end -}}

+

+

+{{/*

+Common labels

+*/}}

+{{- define "rasa-model-server.labels" -}}

+helm.sh/chart: {{ include "rasa-model-server.chart" . }}

+{{ include "rasa-model-server.selectorLabels" . }}

+{{- if .Chart.AppVersion }}

+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}

+{{- end }}

+app.kubernetes.io/managed-by: {{ .Release.Service }}

+{{- end -}}

+

+{{/*

+Selector labels

+*/}}

+{{- define "rasa-model-server.selectorLabels" -}}

+app.kubernetes.io/name: {{ include "rasa-model-server.name" . }}

+app.kubernetes.io/instance: {{ .Release.Name }}

+{{- end -}}