implementing feedback for metrics-server chart. Bumped chart version,…

… updated metric-server-service template with server.labels value

Signed-off-by: Ryan Hartje <ryan.hartje@microsoft.com>

stable/metrics-server/Chart.yaml

@@ -1,8 +1,8 @@
 apiVersion: v1
-appVersion: 0.3.1
+appVersion: 0.3.2
 description: Metrics Server is a cluster-wide aggregator of resource usage data.
 name: metrics-server
-version: 2.5.2
+version: 2.8.0
 keywords:
 - metrics-server
 home: https://github.com/kubernetes-incubator/metrics-server

stable/metrics-server/templates/metric-server-service.yaml

@@ -7,7 +7,7 @@ metadata:
     chart: {{ template "metrics-server.chart" . }}
     release: {{ .Release.Name }}
     heritage: {{ .Release.Service }}
-{{- with .Values.serviceLabels }}
+{{- with .Values.service.labels }}
 {{ toYaml . | indent 4}}
 {{- end }}
 spec:

stable/metrics-server/values.yaml

@@ -28,11 +28,13 @@ hostNetwork:
 
 image:
   repository: gcr.io/google_containers/metrics-server-amd64
-  tag: v0.3.1
+  tag: v0.3.2
   pullPolicy: IfNotPresent
 
-args:
-  - --logtostderr
+imagePullSecrets: []
+# - registrySecretName
+
+args: []
 # enable this if you have self-signed certificates, see: https://github.com/kubernetes-incubator/metrics-server
 #  - --kubelet-insecure-tls
 
@@ -47,14 +49,11 @@ affinity: {}
 replicas: 1
 
 podAnnotations: {}
+#  The following annotations guarantee scheduling for critical add-on pods.
+#    See more at: https://kubernetes.io/docs/tasks/administer-cluster/guaranteed-scheduling-critical-addon-pods/
 #  scheduler.alpha.kubernetes.io/critical-pod: ''
 #  priorityClassName: system-node-critical
 
-serviceLabels: {}
-# Enable the next two labels to show metrics-server when running kubectl cluster-info
-#  kubernetes.io/cluster-service: "true"
-#  kubernetes.io/name: metrics-server
-
 extraVolumeMounts: []
 #  - name: secrets
 #    mountPath: /etc/kubernetes/secrets
@@ -64,3 +63,41 @@ extraVolumes: []
 #  - name: secrets
 #    secret:
 #      secretName: kube-apiserver
+
+livenessProbe:
+  httpGet:
+    path: /healthz
+    port: https
+    scheme: HTTPS
+  initialDelaySeconds: 20
+
+readinessProbe:
+  httpGet:
+    path: /healthz
+    port: https
+    scheme: HTTPS
+  initialDelaySeconds: 20
+
+securityContext:
+  allowPrivilegeEscalation: false
+  capabilities:
+    drop: ["all"]
+  readOnlyRootFilesystem: true
+  runAsGroup: 10001
+  runAsNonRoot: true
+  runAsUser: 10001
+
+service:
+  annotations: {}
+  labels: {}
+  #  Add these labels to have metrics-server show up in `kubectl cluster-info`
+  #  kubernetes.io/cluster-service: "true"
+  #  kubernetes.io/name: metrics-server
+  port: 443
+  type: ClusterIP
+
+podDisruptionBudget:
+  # https://kubernetes.io/docs/tasks/run-application/configure-pdb/
+  enabled: false
+  minAvailable:
+  maxUnavailable: