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ARTEMIS-1434: update handling of tick deadline values 

- account for potential to be negative due to using nanoTime derived values
- add some other edge case protections to avoid task ceasing in error
This commit is contained in:
Robbie Gemmell 2017-09-22 16:33:21 +01:00
parent 8160be0087
commit 1a077348e2
2 changed files with 11 additions and 11 deletions
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8
artemis-protocols/artemis-amqp-protocol/src/main/java/org/apache/activemq/artemis/protocol/amqp/proton/AMQPConnectionContext.java
View File

@ -387,13 +387,13 @@ public class AMQPConnectionContext extends ProtonInitializable implements EventH
* */
if (connection.getRemoteProperties() == null || !connection.getRemoteProperties().containsKey(CONNECTION_OPEN_FAILED)) {
long nextKeepAliveTime = handler.tick(true);
if (nextKeepAliveTime > 0 && scheduledPool != null) {
if (nextKeepAliveTime != 0 && scheduledPool != null) {
scheduledPool.schedule(new Runnable() {
@Override
public void run() {
long rescheduleAt = (handler.tick(false) - TimeUnit.NANOSECONDS.toMillis(System.nanoTime()));
if (rescheduleAt > 0) {
scheduledPool.schedule(this, rescheduleAt, TimeUnit.MILLISECONDS);
long rescheduleAt = handler.tick(false);
if (rescheduleAt != 0) {
scheduledPool.schedule(this, rescheduleAt - TimeUnit.NANOSECONDS.toMillis(System.nanoTime()), TimeUnit.MILLISECONDS);
}
}
}, (nextKeepAliveTime - TimeUnit.NANOSECONDS.toMillis(System.nanoTime())), TimeUnit.MILLISECONDS);

14
tests/artemis-test-support/src/main/java/org/apache/activemq/transport/amqp/client/AmqpConnection.java
View File

@ -606,7 +606,7 @@ public class AmqpConnection extends AmqpAbstractResource<Connection> implements
// Using nano time since it is not related to the wall clock, which may change
long initialNow = TimeUnit.NANOSECONDS.toMillis(System.nanoTime());
long initialKeepAliveDeadline = protonTransport.tick(initialNow);
if (initialKeepAliveDeadline > 0) {
if (initialKeepAliveDeadline != 0) {
getScheduler().schedule(new Runnable() {
@ -617,15 +617,15 @@ public class AmqpConnection extends AmqpAbstractResource<Connection> implements
LOG.debug("Client performing next idle check");
// Using nano time since it is not related to the wall clock, which may change
long now = TimeUnit.NANOSECONDS.toMillis(System.nanoTime());
long rescheduleAt = protonTransport.tick(now) - now;
long deadline = protonTransport.tick(now);
pumpToProtonTransport();
if (protonTransport.isClosed()) {
LOG.debug("Transport closed after inactivity check.");
throw new InactivityIOException("Channel was inactive for to long");
}
if (rescheduleAt > 0) {
getScheduler().schedule(this, rescheduleAt, TimeUnit.MILLISECONDS);
throw new InactivityIOException("Channel was inactive for too long");
} else {
if (deadline != 0) {
getScheduler().schedule(this, deadline - now, TimeUnit.MILLISECONDS);
}
}
}
} catch (Exception e) {