[stable/hazelcast] Add missing LOGGING_LEVEL env variables (#88)

stable/hazelcast/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: hazelcast
-version: 2.9.2
+version: 2.10.0
 appVersion: "3.12.4"
 tillerVersion: ">=2.7.2"
 kubeVersion: ">=1.9.0-0"

stable/hazelcast/README.adoc

@@ -98,6 +98,9 @@ their default values.
 |`+hazelcast.javaOpts+` |Additional JAVA_OPTS properties for Hazelcast member
 |`+nil+`
 
+|`+hazelcast.loggingLevel+` |Level of Hazelcast logs (SEVERE, WARNING, INFO, CONFIG, FINE, FINER, and FINEST); note that changing this value requires setting `securityContext.runAsUser` to `0` and `securityContext.readOnlyRootFilesystem` to `false`
+|`+nil+`
+
 |`+hazelcast.existingConfigMap+` |ConfigMap which contains Hazelcast
 configuration file(s) that are used instead hazelcast.yaml embedded into
 values.yaml |`+nil+`
@@ -195,6 +198,9 @@ Center containers |`+65534+`
 |`+securityContext.fsGroup+` |Group ID associated with the Hazelcast and
 Management Center container |`+65534+`
 
+|`+securityContext.readOnlyRootFilesystem+` | Enables readOnlyRootFilesystem in
+the Hazelcast security context |`true`
+
 |`+metrics.enabled+` |Turn on and off JMX Prometheus metrics available at
 `+/metrics+` |`+false+`
 

stable/hazelcast/templates/statefulset.yaml

@@ -106,12 +106,16 @@ spec:
         {{- end }}
         - name: JAVA_OPTS
           value: "-Dhazelcast.config=/data/hazelcast/hazelcast.yaml -DserviceName={{ template "hazelcast.serviceName" . }} -Dnamespace={{ .Release.Namespace }} -Dhazelcast.mancenter.enabled={{ .Values.mancenter.enabled }} -Dhazelcast.mancenter.url=http://{{ template "mancenter.fullname" . }}:{{ .Values.mancenter.service.port }}/hazelcast-mancenter {{ if .Values.gracefulShutdown.enabled }}-Dhazelcast.shutdownhook.policy=GRACEFUL -Dhazelcast.shutdownhook.enabled=true -Dhazelcast.graceful.shutdown.max.wait={{ .Values.gracefulShutdown.maxWaitSeconds }} {{ end }} {{ if .Values.metrics.enabled }}-Dhazelcast.jmx=true{{ end }} {{ .Values.hazelcast.javaOpts }}"
+        {{- if .Values.hazelcast.loggingLevel }}
+        - name: LOGGING_LEVEL
+          value: {{ .Values.hazelcast.loggingLevel }}
+        {{- end }}
         {{- if .Values.securityContext.enabled }}
         securityContext:
           runAsNonRoot: {{ if eq (int .Values.securityContext.runAsUser) 0 }}false{{ else }}true{{ end }}
           runAsUser: {{ .Values.securityContext.runAsUser }}
           privileged: false
-          readOnlyRootFilesystem: true
+          readOnlyRootFilesystem: {{ .Values.securityContext.readOnlyRootFilesystem }}
           allowPrivilegeEscalation: false
           capabilities:
             drop:

stable/hazelcast/values.yaml

@@ -5,7 +5,7 @@ image:
   # repository is the Hazelcast image name
   repository: "hazelcast/hazelcast"
   # tag is the Hazelcast image tag
-  tag: "3.12.4"
+  tag: "3.12.5"
   # pullPolicy is the Docker image pull policy
   # It's recommended to change this to 'Always' if the image tag is 'latest'
   # ref: http://kubernetes.io/docs/user-guide/images/#updating-images
@@ -26,8 +26,11 @@ cluster:
 hazelcast:
   # javaOpts are additional JAVA_OPTS properties for Hazelcast member
   javaOpts:
+  # loggingLevel is the level of Hazelcast logs (SEVERE, WARNING, INFO, CONFIG, FINE, FINER, and FINEST)
+  # Note that changing this value requires setting securityContext.runAsUser to 0 and securityContext.readOnlyRootFilesystem to false
+  # loggingLevel:
   # existingConfigMap defines a ConfigMap which contains Hazelcast configuration file(s) that are used instead hazelcast.yaml configuration below
-  # existingConfigMap
+  # existingConfigMap:
   # yaml is the Hazelcast YAML configuration file
   yaml:
     hazelcast:
@@ -170,6 +173,8 @@ securityContext:
   runAsUser: 65534
   # fsGroup is the group ID associated with the container
   fsGroup: 65534
+  # readOnlyRootFilesystem is a flag to enable readOnlyRootFilesystem for the Hazelcast security context
+  readOnlyRootFilesystem: true
 
 # Allows to enable a Prometheus to scrape pods, implemented for Hazelcast version >= 3.12 (or 'latest')
 metrics: