private void ObserverNotify(ViewChangeHandler handler)
{
if (handler != null)
{
handler();
}
}
public void Run(Replica[] activeReplicas, CancellationToken cancellationToken)
{
// process messages
Task.Factory.StartNew(() =>
{
var signedByPrimaryReplicaAheadBlocksOrTreeHashAndCounterViewNumber = new byte[0];
var encryptedViewKey = string.Empty;
var viewChangesCount = new ConcurrentDictionary <int, int>();
var replicaSecrets = new Dictionary <int, byte[]>(2);
var block = new int[0];
var replicaSecretShare = string.Empty;
var secretHash = default(uint);
var childSecretHashes = new Dictionary <int, uint>();
var verifiedChildShareSecrets = new ConcurrentDictionary <int, string>();
var secretShareMessageTokenSources = new Dictionary <int, CancellationTokenSource>();
Log("Running...");
while (cancellationToken.IsCancellationRequested == false)
{
var message = ReceiveMessage();
if (message == null)
{
Thread.Sleep(10);
continue;
}
if (Tee.ViewKey == 0)
{
var newViewMessage = message as NewViewMessage;
if (newViewMessage != null)
{
Log("Received NewViewMessage");
NewViewHandler.Handle(
newViewMessage,
this,
activeReplicas,
out signedByPrimaryReplicaAheadBlocksOrTreeHashAndCounterViewNumber,
out encryptedViewKey);
}
var viewChangeMessage = message as ViewChangeMessage;
if (viewChangeMessage != null)
{
Log("Received ViewChangeMessage (SourceReplicaId: {0})", viewChangeMessage.ReplicaId);
ViewChangeHandler.Handle(
viewChangeMessage,
this,
activeReplicas,
viewChangesCount,
signedByPrimaryReplicaAheadBlocksOrTreeHashAndCounterViewNumber,
encryptedViewKey);
}
continue;
}
var preprocessingMessage = message as PreprocessingMessage;
if (preprocessingMessage != null)
{
Log("Received PreprocessingMessage");
childSecretHashes.Clear();
secretShareMessageTokenSources.Clear();
verifiedChildShareSecrets.Clear();
PreprocessingHandler.Handle(preprocessingMessage, replicaSecrets);
}
var prepareMessage = message as PrepareMessage;
if (prepareMessage != null)
{
Log("Received PrepareMessage");
PrepareHandler.Handle(
prepareMessage,
this,
replicaSecrets[0],
out block,
out replicaSecretShare,
out childSecretHashes,
out secretHash,
secretShareMessageTokenSources
);
}
var secretShareMessage = message as SecretShareMessage;
if (secretShareMessage != null)
{
Log("Received SecretShareMessage (SourceReplicaId: {0})", secretShareMessage.ReplicaId);
SecretShareHandler.Handle(
secretShareMessage,
this,
replicaSecretShare,
childSecretHashes,
secretShareMessageTokenSources,
verifiedChildShareSecrets);
}
var commitMessage = message as CommitMessage;
if (commitMessage != null)
{
Log("Received CommitMessage");
childSecretHashes.Clear();
secretShareMessageTokenSources.Clear();
verifiedChildShareSecrets.Clear();
CommitHandler.Handle(
commitMessage,
this,
secretHash,
block,
Blockchain,
replicaSecrets[1],
out replicaSecretShare,
out childSecretHashes,
secretShareMessageTokenSources);
replicaSecrets.Clear();
}
}
Log("Stopped.");
}, cancellationToken, TaskCreationOptions.LongRunning, TaskScheduler.Default);
}
private void ObserverNotify(ViewChangeHandler handler)
{
if (handler != null)
handler();
}
