Change service to headless by default, extract readOnlyRootFilesystem (#85) (#19403)

Signed-off-by: devOpsHelm <devops+1@hazelcast.com>

stable/hazelcast/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: hazelcast
-version: 2.9.1
+version: 2.9.2
 appVersion: "3.12.4"
 tillerVersion: ">=2.7.2"
 kubeVersion: ">=1.9.0-0"

stable/hazelcast/README.adoc

@@ -177,6 +177,8 @@ fullname template |`+nil+`
 
 |`+service.port+` |Kubernetes service port |`+5701+`
 
+|`+service.clusterIP+` | IP of the service, "None" makes the service headless |`+None+`
+
 |`+rbac.create+` |Enable installing RBAC Role authorization |`+true+`
 
 |`+serviceAccount.create+` |Enable installing Service Account |`+true+`

stable/hazelcast/values.yaml

@@ -146,7 +146,7 @@ service:
   port: 5701
   # clusterIP set to None makes the service headless
   # It is required if DNS Lookup is used (https://github.com/hazelcast/hazelcast-kubernetes#dns-lookup)
-  # clusterIP: "None"
+  clusterIP: "None"
 
 
 # Role-based Access Control