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Improve Hazelast Chart to support Scaling Up/Down (#9150)

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* Improve Hazelcast Chart to support Scaling

Signed-off-by: Rafal Leszko <rafal@hazelcast.com>

* Update stable/hazelcast/Chart.yaml

Co-Authored-By: leszko <rafal@hazelcast.com>
Signed-off-by: Rafal Leszko <rafal@hazelcast.com>
This commit is contained in:
Rafał Leszko
2018-11-29 14:34:55 -08:00
committed by k8s-ci-robot
parent a0178fcb43
commit a25c6216ae
4 changed files with 28 additions and 20 deletions
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stable/hazelcast/Chart.yaml
+2 -2
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@@ -1,6 +1,6 @@
name: hazelcast
version: 1.0.1
appVersion: "3.10.2"
version: 1.1.0
appVersion: "3.11"
description: Hazelcast IMDG is the most widely used in-memory data grid with hundreds of thousands of installed clusters around the world. It offers caching solutions ensuring that data is in the right place when it’s needed for optimal performance.
keywords:
- hazelcast
stable/hazelcast/README.md
+2
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@@ -53,6 +53,8 @@ The following table lists the configurable parameters of the Hazelcast chart and
| `hazelcast.javaOpts` | Additional JAVA_OPTS properties for Hazelcast member | `nil` |
| `hazelcast.configurationFiles` | Hazelcast configuration files | `{DEFAULT_HAZELCAST_XML}` |
| `nodeSelector` | Hazelcast Node labels for pod assignment | `nil` |
| `gracefulShutdown.enabled` | Turn on and off Graceful Shutdown | `true` |
| `gracefulShutdown.maxWaitSeconds` | Maximum time to wait for the Hazelcast POD to shut down | `600` |
| `livenessProbe.enabled` | Turn on and off liveness probe | `true` |
| `livenessProbe.initialDelaySeconds` | Delay before liveness probe is initiated | `30` |
| `livenessProbe.periodSeconds` | How often to perform the probe | `10` |
stable/hazelcast/templates/statefulset.yaml
+4 -1
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@@ -28,6 +28,9 @@ spec:
{{- if .Values.nodeSelector }}
nodeSelector:
{{ toYaml .Values.nodeSelector | indent 8 }}
{{- end }}
{{- if .Values.gracefulShutdown.enabled }}
terminationGracePeriodSeconds: {{ .Values.gracefulShutdown.maxWaitSeconds }}
{{- end }}
containers:
- name: {{ template "hazelcast.fullname" . }}
@@ -65,7 +68,7 @@ spec:
mountPath: /data/hazelcast
env:
- name: JAVA_OPTS
value: "-Dhazelcast.rest.enabled={{ .Values.hazelcast.rest }} -Dhazelcast.config=/data/hazelcast/hazelcast.xml -DserviceName={{ template "hazelcast.fullname" . }} -Dnamespace={{ .Release.Namespace }} {{ .Values.hazelcast.javaOpts }}"
value: "-Dhazelcast.rest.enabled={{ .Values.hazelcast.rest }} -Dhazelcast.config=/data/hazelcast/hazelcast.xml -DserviceName={{ template "hazelcast.fullname" . }} -Dnamespace={{ .Release.Namespace }} {{ if .Values.gracefulShutdown.enabled }}-Dhazelcast.shutdownhook.policy=GRACEFUL -Dhazelcast.shutdownhook.enabled=true -Dhazelcast.graceful.shutdown.max.wait={{ .Values.gracefulShutdown.maxWaitSeconds }} {{ end }}{{ .Values.hazelcast.javaOpts }}"
serviceAccountName: {{ template "hazelcast.serviceAccountName" . }}
volumes:
- name: hazelcast-storage
stable/hazelcast/values.yaml
+20 -17
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@@ -3,9 +3,9 @@
##
image:
# repository is the Hazelcast image name
repository: "hazelcast/hazelcast-kubernetes"
repository: "hazelcast/hazelcast"
# tag is the Hazelcast image tag
tag: "3.10.2"
tag: "3.11"
# 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
@@ -42,15 +42,11 @@ hazelcast:
<network>
<join>
<multicast enabled="false"/>
<tcp-ip enabled="false" />
<discovery-strategies>
<discovery-strategy enabled="true" class="com.hazelcast.kubernetes.HazelcastKubernetesDiscoveryStrategy">
<properties>
<property name="service-name">${serviceName}</property>
<property name="namespace">${namespace}</property>
</properties>
</discovery-strategy>
</discovery-strategies>
<kubernetes enabled="true">
<service-name>${serviceName}</service-name>
<namespace>${namespace}</namespace>
<resolve-not-ready-addresses>true</resolve-not-ready-addresses>
</kubernetes>
</join>
</network>
</hazelcast>
@@ -60,35 +56,42 @@ hazelcast:
# ref: https://kubernetes.io/docs/concepts/configuration/assign-pod-node/#nodeselector
nodeSelector: {}
# graceful shutdown properties
gracefulShutdown:
# enabled is a flag used to enable Graceful Shutdown
enabled: true
# maxWaitSeconds is the maximum time to wait for the Hazelcast POD to shut down
maxWaitSeconds: 600
# Hazelcast Liveness probe
livenessProbe:
# enabled is a flag to used to enable liveness probe
# enabled is a flag used to enable liveness probe
enabled: true
# initialDelaySeconds is a delay before liveness probe is initiated
initialDelaySeconds: 30
# periodSeconds decides how often to perform the probe
periodSeconds: 10
# timeoutSeconds decides when the probe times out
timeoutSeconds: 5
timeoutSeconds: 10
# successThreshold is the minimum consecutive successes for the probe to be considered successful after having failed
successThreshold: 1
# failureThreshold is the minimum consecutive failures for the probe to be considered failed after having succeeded
failureThreshold: 3
failureThreshold: 10
# Hazelcast Readiness probe
readinessProbe:
# enabled is a flag to used to enable readiness probe
# enabled is a flag used to enable readiness probe
enabled: true
# initialDelaySeconds is a delay before readiness probe is initiated
initialDelaySeconds: 30
# periodSeconds decides how often to perform the probe
periodSeconds: 10
# timeoutSeconds decides when the probe times out
timeoutSeconds: 1
timeoutSeconds: 10
# successThreshold is the minimum consecutive successes for the probe to be considered successful after having failed
successThreshold: 1
# failureThreshold is the minimum consecutive failures for the probe to be considered failed after having succeeded
failureThreshold: 3
failureThreshold: 10
# Configure resource requests and limits
# ref: http://kubernetes.io/docs/user-guide/compute-resources/