Fix #9169 refine idle timeout and failure (#10418)

Only fail request callback if a failure has not been otherwise notified.
Slight optimisation for failing idle timeouts by avoiding double lock.
Always create a failure if failing the callback.
This commit is contained in:
Greg Wilkins 2023-08-29 20:44:40 +10:00 committed by GitHub
parent 5808a62660
commit d6a0226866
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3 changed files with 24 additions and 23 deletions

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@ -346,7 +346,6 @@ public class HttpChannelState implements HttpChannel, Components
@Override
public Runnable onIdleTimeout(TimeoutException t)
{
Predicate<TimeoutException> onIdleTimeout;
try (AutoLock ignored = _lock.lock())
{
if (LOG.isDebugEnabled())
@ -380,29 +379,29 @@ public class HttpChannelState implements HttpChannel, Components
if (invokeOnContentAvailable != null || invokeWriteFailure != null)
return _serializedInvoker.offer(invokeOnContentAvailable, invokeWriteFailure);
// Otherwise We ask any idle timeout listeners if we should call onFailure or not
onIdleTimeout = _onIdleTimeout;
}
else
{
onIdleTimeout = null;
}
}
// Ask any listener what to do
// otherwise, if there is an idle timeout listener, we ask if if we should call onFailure or not
Predicate<TimeoutException> onIdleTimeout = _onIdleTimeout;
if (onIdleTimeout != null)
{
Runnable onIdle = () ->
return _serializedInvoker.offer(() ->
{
if (onIdleTimeout.test(t))
{
// If the idle timeout listener(s) return true, then we call onFailure and any task it returns.
// If the idle timeout listener(s) return true, then we call onFailure and run any task it returns.
Runnable task = onFailure(t);
if (task != null)
task.run();
}
};
return _serializedInvoker.offer(onIdle);
});
}
// otherwise, if there is no failure listener, then we can fail the callback directly without a double lock
if (_onFailure == null && _request != null)
{
_failure = Content.Chunk.from(t, true);
return () -> _request._callback.failed(t);
}
}
}
// otherwise treat as a failure
@ -476,7 +475,7 @@ public class HttpChannelState implements HttpChannel, Components
}
// If the application has not been otherwise informed of the failure
if (invokeOnContentAvailable == null && invokeWriteFailure == null)
if (invokeOnContentAvailable == null && invokeWriteFailure == null && onFailure == null)
{
if (LOG.isDebugEnabled())
LOG.debug("failing callback in {}", this, x);

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@ -1177,6 +1177,7 @@ public class HttpChannelTest
request.addFailureListener(t -> error.set(null));
request.addFailureListener(t -> error.compareAndSet(null, t));
request.addFailureListener(t -> error.compareAndSet(null, new Throwable("WRONG")));
request.addFailureListener(callback::failed);
return true;
}
};

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@ -385,6 +385,7 @@ public class ServerTest
request.addFailureListener(t ->
{
assertThat(ContextHandler.getCurrentContext(), sameInstance(_context.getContext()));
callback.failed(t);
latch.countDown();
});
return true;