hudson.plugins.ec2

Class EC2RetentionStrategy

java.lang.Object

hudson.model.AbstractDescribableImpl<RetentionStrategy<?>>

hudson.slaves.RetentionStrategy<EC2Computer>

hudson.plugins.ec2.EC2RetentionStrategy

All Implemented Interfaces:

ExtensionPoint, Describable<RetentionStrategy<?>>, ExecutorListener

public class EC2RetentionStrategy
extends RetentionStrategy<EC2Computer>
implements ExecutorListener

RetentionStrategy for EC2.

Author:

Kohsuke Kawaguchi

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	EC2RetentionStrategy.DescriptorImpl

Nested classes/interfaces inherited from class hudson.slaves.RetentionStrategy

RetentionStrategy.Always, RetentionStrategy.Demand

Nested classes/interfaces inherited from interface hudson.ExtensionPoint

ExtensionPoint.LegacyInstancesAreScopedToHudson

Field Summary

Fields

Modifier and Type	Field and Description
static boolean	DISABLED
int	idleTerminationMinutes Number of minutes of idleness before an instance should be terminated.

Fields inherited from class hudson.slaves.RetentionStrategy

INSTANCE, LIST, NOOP

Constructor Summary

Constructors

Constructor and Description
EC2RetentionStrategy(String idleTerminationMinutes)

Method Summary

Modifier and Type	Method and Description
long	check(EC2Computer c)
protected Object	readResolve()
void	start(EC2Computer c) Called when a new EC2Computer object is introduced (such as when Hudson started, or when a new agent is added.) When Jenkins has just started, we don't want to spin up all the instances, so we only start if the EC2 instance is already running
void	taskAccepted(Executor executor, Queue.Task task)
void	taskCompleted(Executor executor, Queue.Task task, long durationMS)
void	taskCompletedWithProblems(Executor executor, Queue.Task task, long durationMS, Throwable problems)

Methods inherited from class hudson.slaves.RetentionStrategy

all, isAcceptingTasks, isManualLaunchAllowed

Methods inherited from class hudson.model.AbstractDescribableImpl

getDescriptor

Methods inherited from class java.lang.Object

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

Field Detail

DISABLED

public static final boolean DISABLED

idleTerminationMinutes

public final int idleTerminationMinutes

Number of minutes of idleness before an instance should be terminated. A value of zero indicates that the instance should never be automatically terminated. Negative values are times in remaining minutes before end of billing period.

Constructor Detail

EC2RetentionStrategy

@DataBoundConstructor
public EC2RetentionStrategy(String idleTerminationMinutes)

Method Detail

check

public long check(EC2Computer c)

Specified by:

check in class RetentionStrategy<EC2Computer>

start

public void start(EC2Computer c)

Called when a new EC2Computer object is introduced (such as when Hudson started, or when a new agent is added.) When Jenkins has just started, we don't want to spin up all the instances, so we only start if the EC2 instance is already running

Overrides:

start in class RetentionStrategy<EC2Computer>

readResolve

protected Object readResolve()

taskAccepted

public void taskAccepted(Executor executor,
                         Queue.Task task)

Specified by:

taskAccepted in interface ExecutorListener

taskCompleted

public void taskCompleted(Executor executor,
                          Queue.Task task,
                          long durationMS)

Specified by:

taskCompleted in interface ExecutorListener

taskCompletedWithProblems

public void taskCompletedWithProblems(Executor executor,
                                      Queue.Task task,
                                      long durationMS,
                                      Throwable problems)

Specified by:

taskCompletedWithProblems in interface ExecutorListener