Add ability to set number of replicas (#10621)

Signed-off-by: Joe Hohertz <joe@viafoura.com>

stable/metrics-server/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 appVersion: 0.3.1
 description: Metrics Server is a cluster-wide aggregator of resource usage data.
 name: metrics-server
-version: 2.0.4
+version: 2.1.0
 keywords:
 - metrics-server
 home: https://github.com/kubernetes-incubator/metrics-server

stable/metrics-server/README.md

@@ -18,3 +18,4 @@ Parameter | Description | Default
 `tolerations` | List of node taints to tolerate (requires Kubernetes >=1.6) | `[]`
 `nodeSelector` | Node labels for pod assignment | `{}`
 `affinity` | Node affinity | `{}`
+`replicas` | Number of replicas | `1`

stable/metrics-server/templates/metrics-server-deployment.yaml

@@ -12,6 +12,7 @@ spec:
     matchLabels:
       app: {{ template "metrics-server.name" . }}
       release: {{ .Release.Name }}
+  replicas: {{ .Values.replicas }}
   template:
     metadata:
       labels:

stable/metrics-server/values.yaml

@@ -34,3 +34,5 @@ nodeSelector: {}
 tolerations: []
 
 affinity: {}
+
+replicas: 1