Add nodePort configuration for Fluentd (#9071)

Statically assign nodePort

Signed-off-by: Johnathan Rodgers <jrodgers@powerhrg.com>

stable/fluentd/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v1
 description: A Fluentd Elasticsearch Helm chart for Kubernetes.
 icon: https://raw.githubusercontent.com/fluent/fluentd-docs/master/public/logo/Fluentd_square.png
 name: fluentd
-version: 1.2.0
+version: 1.3.0
 appVersion: v2.3.1
 home: https://www.fluentd.org/
 sources:

stable/fluentd/templates/service.yaml

@@ -16,6 +16,9 @@ spec:
       targetPort: {{ $port.containerPort }}
       protocol: {{ $port.protocol }}
   {{- end }}
+  {{ if (and (eq .Values.service.type "NodePort") (not (empty .Values.service.nodePort))) }}
+      nodePort: {{ .Values.service.nodePort }}
+  {{ end }}
   selector:
     app: {{ template "fluentd.name" . }}
     release: {{ .Release.Name }}

stable/fluentd/values.yaml

@@ -21,6 +21,7 @@ env: {}
 
 service:
   type: ClusterIP
+  # type: nodePort:
   externalPort: 80
   ports:
     - name: "monitor-agent"