fixed mongodb auth key issue and update values

charts/mongodb-replicaset/v3.3.0/questions.yml

@@ -52,7 +52,7 @@ questions:
   required: true
   group: "MongoDB Settings"
 - variable: auth.enabled
-  default: "false"
+  default: true
   description: "If true, keyfile access control is enabled"
   type: boolean
   label: Enable Auth 
@@ -61,7 +61,7 @@ questions:
   group: "MongoDB Settings"
   subquestions:
   - variable: auth.key
-    default: "my secret key"
+    default: "myauthkey"
     description: "Key for internal authentication, https://docs.mongodb.com/v3.0/tutorial/enable-internal-authentication/"
     type: string
     label: Auth Key

charts/mongodb-replicaset/v3.3.0/templates/mongodb-statefulset.yaml

@@ -8,6 +8,9 @@ metadata:
     release: {{ .Release.Name }}
   name: {{ template "mongodb-replicaset.fullname" . }}
 spec:
+  podManagementPolicy: {{ .Values.podManagementPolicy }}
+  updateStrategy:
+{{ toYaml .Values.updateStrategy | indent 4 }}
   selector:
     matchLabels:
       app: {{ template "mongodb-replicaset.name" . }}
@@ -215,6 +218,7 @@ spec:
           emptyDir: {}
         - name: configdir
           emptyDir: {}
+      terminationGracePeriodSeconds: {{ .Values.terminationGracePeriodSeconds }}
 {{- if .Values.persistentVolume.enabled }}
   volumeClaimTemplates:
     - metadata:

charts/mongodb-replicaset/v3.3.0/values.yaml

@@ -7,6 +7,15 @@ podDisruptionBudget: {}
   # maxUnavailable: 1
   # minAvailable: 2
 
+## The StatefulSet Update Strategy which Kafka will use when changes are applied.
+## ref: https://kubernetes.io/docs/concepts/workloads/controllers/statefulset/#update-strategies
+updateStrategy:
+  type: "OnDelete"
+
+## Start and stop pods in Parallel or OrderedReady (one-by-one.)  Note - Can not change after first release.
+## ref: https://kubernetes.io/docs/tutorials/stateful-application/basic-stateful-set/#pod-management-policy
+podManagementPolicy: OrderedReady
+
 auth:
   enabled: false
   # adminUser: username
@@ -88,6 +97,11 @@ tls:
 # Entries for the MongoDB config file
 configmap:
 
+## Period to wait for broker graceful shutdown (sigterm) before pod is killed (sigkill)
+## ref: https://kubernetes-v1-4.github.io/docs/user-guide/production-pods/#lifecycle-hooks-and-termination-notice
+## ref: https://kafka.apache.org/10/documentation.html#brokerconfigs controlled.shutdown.*
+terminationGracePeriodSeconds: 30
+
 # Readiness probe
 readinessProbe:
   initialDelaySeconds: 5