extract expiration callback

Original commit: elastic/x-pack-elasticsearch@7e9f150aef
This commit is contained in:
Areek Zillur 2016-06-01 02:45:56 -04:00
parent 95631d955e
commit 3693fc6fc3
3 changed files with 123 additions and 113 deletions

View File

@ -0,0 +1,113 @@
/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License;
* you may not use this file except in compliance with the Elastic License.
*/
package org.elasticsearch.license.plugin.core;
import org.elasticsearch.common.logging.LoggerMessageFormat;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.license.core.License;
public abstract class ExpirationCallback {
public enum Orientation {PRE, POST}
public static abstract class Pre extends ExpirationCallback {
/**
* Callback schedule prior to license expiry
*
* @param min latest relative time to execute before license expiry
* @param max earliest relative time to execute before license expiry
* @param frequency interval between execution
*/
public Pre(TimeValue min, TimeValue max, TimeValue frequency) {
super(Orientation.PRE, min, max, frequency);
}
@Override
public boolean matches(long expirationDate, long now) {
long expiryDuration = expirationDate - now;
if (expiryDuration > 0L) {
if (expiryDuration <= max.getMillis()) {
return expiryDuration >= min.getMillis();
}
}
return false;
}
@Override
public TimeValue delay(long expiryDuration) {
return TimeValue.timeValueMillis(expiryDuration - max.getMillis());
}
}
public static abstract class Post extends ExpirationCallback {
/**
* Callback schedule after license expiry
*
* @param min earliest relative time to execute after license expiry
* @param max latest relative time to execute after license expiry
* @param frequency interval between execution
*/
public Post(TimeValue min, TimeValue max, TimeValue frequency) {
super(Orientation.POST, min, max, frequency);
}
@Override
public boolean matches(long expirationDate, long now) {
long postExpiryDuration = now - expirationDate;
if (postExpiryDuration > 0L) {
if (postExpiryDuration <= max.getMillis()) {
return postExpiryDuration >= min.getMillis();
}
}
return false;
}
@Override
public TimeValue delay(long expiryDuration) {
final long delay;
if (expiryDuration >= 0L) {
delay = expiryDuration + min.getMillis();
} else {
delay = (-1L * expiryDuration) - min.getMillis();
}
if (delay > 0L) {
return TimeValue.timeValueMillis(delay);
} else {
return null;
}
}
}
protected final Orientation orientation;
protected final TimeValue min;
protected final TimeValue max;
private final TimeValue frequency;
private ExpirationCallback(Orientation orientation, TimeValue min, TimeValue max, TimeValue frequency) {
this.orientation = orientation;
this.min = (min == null) ? TimeValue.timeValueMillis(0) : min;
this.max = (max == null) ? TimeValue.timeValueMillis(Long.MAX_VALUE) : max;
this.frequency = frequency;
}
public TimeValue frequency() {
return frequency;
}
public abstract TimeValue delay(long expiryDuration);
public abstract boolean matches(long expirationDate, long now);
public abstract void on(License license);
@Override
public String toString() {
return LoggerMessageFormat.format(null, "ExpirationCallback:(orientation [{}], min [{}], max [{}], freq [{}])",
orientation.name(), min, max, frequency);
}
}

View File

@ -617,109 +617,6 @@ public class LicensesService extends AbstractLifecycleComponent<LicensesService>
}
}
public static abstract class ExpirationCallback {
public enum Orientation {PRE, POST}
public static abstract class Pre extends ExpirationCallback {
/**
* Callback schedule prior to license expiry
*
* @param min latest relative time to execute before license expiry
* @param max earliest relative time to execute before license expiry
* @param frequency interval between execution
*/
public Pre(TimeValue min, TimeValue max, TimeValue frequency) {
super(Orientation.PRE, min, max, frequency);
}
@Override
public boolean matches(long expirationDate, long now) {
long expiryDuration = expirationDate - now;
if (expiryDuration > 0L) {
if (expiryDuration <= max.getMillis()) {
return expiryDuration >= min.getMillis();
}
}
return false;
}
@Override
public TimeValue delay(long expiryDuration) {
return TimeValue.timeValueMillis(expiryDuration - max.getMillis());
}
}
public static abstract class Post extends ExpirationCallback {
/**
* Callback schedule after license expiry
*
* @param min earliest relative time to execute after license expiry
* @param max latest relative time to execute after license expiry
* @param frequency interval between execution
*/
public Post(TimeValue min, TimeValue max, TimeValue frequency) {
super(Orientation.POST, min, max, frequency);
}
@Override
public boolean matches(long expirationDate, long now) {
long postExpiryDuration = now - expirationDate;
if (postExpiryDuration > 0L) {
if (postExpiryDuration <= max.getMillis()) {
return postExpiryDuration >= min.getMillis();
}
}
return false;
}
@Override
public TimeValue delay(long expiryDuration) {
final long delay;
if (expiryDuration >= 0L) {
delay = expiryDuration + min.getMillis();
} else {
delay = (-1L * expiryDuration) - min.getMillis();
}
if (delay > 0L) {
return TimeValue.timeValueMillis(delay);
} else {
return null;
}
}
}
protected final Orientation orientation;
protected final TimeValue min;
protected final TimeValue max;
private final TimeValue frequency;
private ExpirationCallback(Orientation orientation, TimeValue min, TimeValue max, TimeValue frequency) {
this.orientation = orientation;
this.min = (min == null) ? TimeValue.timeValueMillis(0) : min;
this.max = (max == null) ? TimeValue.timeValueMillis(Long.MAX_VALUE) : max;
this.frequency = frequency;
}
public TimeValue frequency() {
return frequency;
}
public abstract TimeValue delay(long expiryDuration);
public abstract boolean matches(long expirationDate, long now);
public abstract void on(License license);
@Override
public String toString() {
return LoggerMessageFormat.format(null, "ExpirationCallback:(orientation [{}], min [{}], max [{}], freq [{}])",
orientation.name(), min, max, frequency);
}
}
@Override
public void register(Licensee licensee) {
for (final InternalLicensee existingLicensee : registeredLicensees) {

View File

@ -34,7 +34,7 @@ public class LicensesExpirationCallbackTests extends ESSingleNodeTestCase {
TimeValue min = TimeValue.timeValueSeconds(postExpirySeconds - randomIntBetween(1, 3));
TimeValue max = TimeValue.timeValueSeconds(postExpirySeconds + randomIntBetween(1, 10));
final LicensesService.ExpirationCallback.Post post = new LicensesService.ExpirationCallback.Post(min, max, timeValueMillis(10)) {
final ExpirationCallback.Post post = new ExpirationCallback.Post(min, max, timeValueMillis(10)) {
@Override
public void on(License license) {
}
@ -49,7 +49,7 @@ public class LicensesExpirationCallbackTests extends ESSingleNodeTestCase {
TimeValue postExpiryDuration = TimeValue.timeValueSeconds(postExpirySeconds);
TimeValue min = TimeValue.timeValueSeconds(postExpirySeconds - randomIntBetween(1, 3));
final LicensesService.ExpirationCallback.Post post = new LicensesService.ExpirationCallback.Post(min, null, timeValueMillis(10)) {
final ExpirationCallback.Post post = new ExpirationCallback.Post(min, null, timeValueMillis(10)) {
@Override
public void on(License license) {
}
@ -63,7 +63,7 @@ public class LicensesExpirationCallbackTests extends ESSingleNodeTestCase {
TimeValue expiryDuration = TimeValue.timeValueSeconds(expirySeconds);
TimeValue max = TimeValue.timeValueSeconds(expirySeconds + randomIntBetween(1, 10));
final LicensesService.ExpirationCallback.Pre pre = new LicensesService.ExpirationCallback.Pre(null, max, timeValueMillis(10)) {
final ExpirationCallback.Pre pre = new ExpirationCallback.Pre(null, max, timeValueMillis(10)) {
@Override
public void on(License license) {
}
@ -78,7 +78,7 @@ public class LicensesExpirationCallbackTests extends ESSingleNodeTestCase {
TimeValue min = TimeValue.timeValueSeconds(expirySeconds - randomIntBetween(0, 3));
TimeValue max = TimeValue.timeValueSeconds(expirySeconds + randomIntBetween(1, 10));
final LicensesService.ExpirationCallback.Pre pre = new LicensesService.ExpirationCallback.Pre(min, max, timeValueMillis(10)) {
final ExpirationCallback.Pre pre = new ExpirationCallback.Pre(min, max, timeValueMillis(10)) {
@Override
public void on(License license) {
}
@ -145,9 +145,9 @@ public class LicensesExpirationCallbackTests extends ESSingleNodeTestCase {
licensesService.stop();
}
private static LicensesService.ExpirationCallback preCallbackLatch(TimeValue min, TimeValue max, TimeValue frequency,
private static ExpirationCallback preCallbackLatch(TimeValue min, TimeValue max, TimeValue frequency,
final AtomicInteger count) {
return new LicensesService.ExpirationCallback.Pre(min, max, frequency) {
return new ExpirationCallback.Pre(min, max, frequency) {
@Override
public void on(License license) {
count.incrementAndGet();
@ -155,9 +155,9 @@ public class LicensesExpirationCallbackTests extends ESSingleNodeTestCase {
};
}
private static LicensesService.ExpirationCallback postCallbackLatch(TimeValue min, TimeValue max, TimeValue frequency,
private static ExpirationCallback postCallbackLatch(TimeValue min, TimeValue max, TimeValue frequency,
final AtomicInteger count) {
return new LicensesService.ExpirationCallback.Post(min, max, frequency) {
return new ExpirationCallback.Post(min, max, frequency) {
@Override
public void on(License license) {
count.incrementAndGet();