mariadb-cluster: allow users to specify the service type

incubator/mariadb-cluster/templates/master-svc.yaml

@@ -8,6 +8,7 @@ metadata:
     release: "{{ .Release.Name }}"
     heritage: "{{ .Release.Service }}"
 spec:
+  type: {{ .Values.serviceType }}
   ports:
   - name: mysql
     port: 3306

incubator/mariadb-cluster/templates/slave-svc.yaml

@@ -8,6 +8,7 @@ metadata:
     release: "{{ .Release.Name }}"
     heritage: "{{ .Release.Service }}"
 spec:
+  type: {{ .Values.serviceType }}
   ports:
   - name: mysql
     port: 3306

incubator/mariadb-cluster/values.yaml

@@ -9,6 +9,9 @@ image: bitnami/mariadb:10.1.22-r1
 ##
 imagePullPolicy: IfNotPresent
 
+## Kubernetes service type
+serviceType: ClusterIP
+
 ## Desired number of slave Pods
 ##
 numSlaves: 3
@@ -45,9 +48,6 @@ mariadbReplicationUser: my_replication_user
 ##
 # mariadbReplicationPassword:
 
-## Kubernetes service type
-serviceType: ClusterIP
-
 ## Enable persistence using Persistent Volume Claims
 ## ref: http://kubernetes.io/docs/user-guide/persistent-volumes/
 ##