private void CheckForSnapshot(CountersReader counters, int recoveryCounterId)
{
long leadershipTermId = RecoveryState.GetLeadershipTermId(counters, recoveryCounterId);
clusterTimeMs = RecoveryState.GetTimestamp(counters, recoveryCounterId);
if (Adaptive.Aeron.Aeron.NULL_VALUE != leadershipTermId)
{
LoadSnapshot(RecoveryState.GetSnapshotRecordingId(counters, recoveryCounterId, serviceId));
}
heartbeatCounter.SetOrdered(epochClock.Time());
_consensusModuleProxy.Ack(RecoveryState.GetLogPosition(counters, recoveryCounterId), ackId++, serviceId);
}
private int AwaitRecoveryCounter(CountersReader counters)
{
idleStrategy.Reset();
int counterId = RecoveryState.FindCounterId(counters);
while (CountersReader.NULL_COUNTER_ID == counterId)
{
CheckInterruptedStatus();
idleStrategy.Idle();
counterId = RecoveryState.FindCounterId(counters);
}
return(counterId);
}
private void CheckForReplay(CountersReader counters, int recoveryCounterId)
{
long replayTermCount = RecoveryState.GetReplayTermCount(counters, recoveryCounterId);
if (0 == replayTermCount)
{
return;
}
service.OnReplayBegin();
for (int i = 0; i < replayTermCount; i++)
{
AwaitActiveLog();
int counterId = newActiveLogEvent.commitPositionId;
leadershipTermId = CommitPos.GetLeadershipTermId(counters, counterId);
termBaseLogPosition = CommitPos.GetTermBaseLogPosition(counters, counterId); // TODO MARK
if (CommitPos.GetLeadershipTermLength(counters, counterId) > 0)
{
using (Subscription subscription = aeron.AddSubscription(newActiveLogEvent.channel, newActiveLogEvent.streamId))
{
serviceControlPublisher.AckAction(termBaseLogPosition, leadershipTermId, serviceId, ClusterAction.READY);
Image image = AwaitImage(newActiveLogEvent.sessionId, subscription);
ReadableCounter limit = new ReadableCounter(counters, counterId);
BoundedLogAdapter adapter = new BoundedLogAdapter(image, limit, this);
ConsumeImage(image, adapter);
termBaseLogPosition += image.Position();
}
}
newActiveLogEvent = null;
serviceControlPublisher.AckAction(termBaseLogPosition, leadershipTermId, serviceId, ClusterAction.REPLAY);
}
service.OnReplayEnd();
}
private void CheckForSnapshot(CountersReader counters, int recoveryCounterId)
{
long termPosition = RecoveryState.GetTermPosition(counters, recoveryCounterId);
leadershipTermId = RecoveryState.GetLeadershipTermId(counters, recoveryCounterId);
timestampMs = RecoveryState.GetTimestamp(counters, recoveryCounterId);
if (AeronArchive.NULL_POSITION != termPosition)
{
RecordingLog.Entry snapshotEntry = recordingLog.GetSnapshot(leadershipTermId, termPosition);
if (null == snapshotEntry)
{
throw new InvalidOperationException(
"no snapshot available for term position: " + termPosition);
}
termBaseLogPosition = snapshotEntry.termBaseLogPosition + snapshotEntry.termPosition;
LoadSnapshot(snapshotEntry.recordingId);
}
serviceControlPublisher.AckAction(termBaseLogPosition, leadershipTermId, serviceId, ClusterAction.INIT);
}
private void CheckForReplay(CountersReader counters, int recoveryCounterId)
{
if (RecoveryState.HasReplay(counters, recoveryCounterId))
{
AwaitActiveLog();
int counterId = _activeLogEvent.commitPositionId;
using (Subscription subscription = aeron.AddSubscription(_activeLogEvent.channel, _activeLogEvent.streamId))
{
_consensusModuleProxy.Ack(CommitPos.GetLogPosition(counters, counterId), ackId++, serviceId);
Image image = AwaitImage(_activeLogEvent.sessionId, subscription);
ReadableCounter limit = new ReadableCounter(counters, counterId);
BoundedLogAdapter adapter = new BoundedLogAdapter(image, limit, this);
ConsumeImage(image, adapter);
}
_activeLogEvent = null;
heartbeatCounter.SetOrdered(epochClock.Time());
}
}
