[stable/cluster-autoscaler] Support fullnameOverride (#16837)

Signed-off-by: Eric Bailey <e.bailey@sportradar.com>

stable/cluster-autoscaler/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 description: Scales worker nodes within autoscaling groups.
 icon: https://github.com/kubernetes/kubernetes/blob/master/logo/logo.png
 name: cluster-autoscaler
-version: 6.0.1
+version: 6.1.0
 appVersion: 1.14.6
 home: https://github.com/kubernetes/autoscaler
 sources:

stable/cluster-autoscaler/README.md

@@ -162,6 +162,8 @@ Parameter | Description | Default
 `envFromConfigMap` | additional container environment variables from a configmap | `{}`
 `envFromSecret` | secret name containing keys that will be exposed as envs | `nil`
 `extraEnvSecrets` | additional container environment variables from a secret | `{}`
+`fullnameOverride` | String to fully override cluster-autoscaler.fullname template | `""`
+`nameOverride` | String to partially override cluster-autoscaler.fullname template (will maintain the release name) | `""`
 `nodeSelector` | node labels for pod assignment | `{}`
 `podAnnotations` | annotations to add to each pod | `{}`
 `rbac.create` | If true, create & use RBAC resources | `false`

stable/cluster-autoscaler/templates/_helpers.tpl

@@ -11,6 +11,9 @@ 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).
 */}}
 {{- define "cluster-autoscaler.fullname" -}}
+{{- if .Values.fullnameOverride -}}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" -}}
+{{- else -}}
 {{- $name := default (printf "%s-%s" .Values.cloudProvider .Chart.Name) .Values.nameOverride -}}
 {{- if ne $name .Release.Name -}}
 {{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" -}}
@@ -18,6 +21,7 @@ We truncate at 63 chars because some Kubernetes name fields are limited to this
 {{- printf "%s" $name | trunc 63 | trimSuffix "-" -}}
 {{- end -}}
 {{- end -}}
+{{- end -}}
 
 {{/*
 Create chart name and version as used by the chart label.

stable/cluster-autoscaler/values.yaml

@@ -166,3 +166,9 @@ serviceMonitor:
    ## [Kube Prometheus Selector Label](https://github.com/helm/charts/tree/master/stable/prometheus-operator#exporters)
   selector:
     prometheus: kube-prometheus
+
+## String to partially override cluster-autoscaler.fullname template (will maintain the release name)
+nameOverride: ""
+
+## String to fully override cluster-autoscaler.fullname template
+fullnameOverride: ""