water.k8s

Class KubernetesEmbeddedConfigProvider

java.lang.Object

water.k8s.KubernetesEmbeddedConfigProvider

All Implemented Interfaces:

water.init.EmbeddedConfigProvider

public class KubernetesEmbeddedConfigProvider
extends java.lang.Object
implements water.init.EmbeddedConfigProvider

A configuration provider for H2O running in Kubernetes cluster. It is able to detected H2O is being ran in K8S environment, otherwise remains inactive.

Uses potentially multiple strategies to discover H2O Pods on a Kubernetes cluster.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	K8S_DESIRED_CLUSTER_SIZE_KEY
static java.lang.String	K8S_NODE_LOOKUP_TIMEOUT_KEY

Constructor Summary

Constructors

Constructor and Description
KubernetesEmbeddedConfigProvider()

Method Summary

Modifier and Type	Method and Description
water.init.AbstractEmbeddedH2OConfig	getConfig()
void	init()
boolean	isActive()
static boolean	isClustered()
static boolean	isRunningOnKubernetes()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface water.init.EmbeddedConfigProvider

getName

Field Detail

K8S_NODE_LOOKUP_TIMEOUT_KEY

public static final java.lang.String K8S_NODE_LOOKUP_TIMEOUT_KEY

See Also:

Constant Field Values

K8S_DESIRED_CLUSTER_SIZE_KEY

public static final java.lang.String K8S_DESIRED_CLUSTER_SIZE_KEY

See Also:

Constant Field Values

Constructor Detail

KubernetesEmbeddedConfigProvider

public KubernetesEmbeddedConfigProvider()

Method Detail

init

public void init()

Specified by:

init in interface water.init.EmbeddedConfigProvider

isActive

public boolean isActive()

Specified by:

isActive in interface water.init.EmbeddedConfigProvider

getConfig

public water.init.AbstractEmbeddedH2OConfig getConfig()

Specified by:

getConfig in interface water.init.EmbeddedConfigProvider

isRunningOnKubernetes

public static boolean isRunningOnKubernetes()

Returns:

True if there are environment variables indicating H2O is running inside a container managed by Kubernetes. Otherwise false.

isClustered

public static boolean isClustered()