private void OnTimer(Timer timer)
{
if (context.State.HasFlag(ConsensusState.BlockSent))
{
return;
}
if (timer.Height != context.BlockIndex || timer.ViewNumber != context.ViewNumber)
{
return;
}
Log($"timeout: height={timer.Height} view={timer.ViewNumber} state={context.State}", LogLevel.Debug);
if (context.State.HasFlag(ConsensusState.Primary) && !context.State.HasFlag(ConsensusState.RequestSent))
{
// 没有新的交易请求，并且没有到最长出块时间
if (!blockchain.HasVerifiedTransaction() && TimeProvider.Current.UtcNow - block_received_time < MaxTimeSpanPerBlock)
{
// 等待下一次出块时间再判断是否需要出块
ChangeTimer(Blockchain.TimePerBlock);
return;
}
context.State |= ConsensusState.RequestSent;
if (!context.State.HasFlag(ConsensusState.SignatureSent))
{
context.Fill();
context.SignHeader();
}
Log($"send prepare request: height={timer.Height} view={timer.ViewNumber} tx={context.TransactionHashes.Length}");
localNode.Tell(new LocalNode.SendDirectly {
Inventory = context.MakePrepareRequest()
});
if (context.TransactionHashes.Length > 1)
{
foreach (InvPayload payload in InvPayload.CreateGroup(InventoryType.TX, context.TransactionHashes.Skip(1).ToArray()))
{
localNode.Tell(Message.Create(MessageType.Inv, payload));
}
}
SetNextTimer(timer.ViewNumber + 1);
}
else if ((context.State.HasFlag(ConsensusState.Primary) && context.State.HasFlag(ConsensusState.RequestSent)) || context.State.HasFlag(ConsensusState.Backup))
{
RequestChangeView();
}
}
private void OnTimer(Timer timer)
{
if (context.State.HasFlag(ConsensusState.BlockSent))
{
return;
}
if (timer.Height != context.BlockIndex || timer.ViewNumber != context.ViewNumber)
{
return;
}
Log($"timeout: height={timer.Height} view={timer.ViewNumber} state={context.State}");
if (context.State.HasFlag(ConsensusState.Primary) && !context.State.HasFlag(ConsensusState.RequestSent))
{
Log($"send prepare request: height={timer.Height} view={timer.ViewNumber}");
context.State |= ConsensusState.RequestSent;
if (!context.State.HasFlag(ConsensusState.SignatureSent))
{
context.Fill();
context.SignHeader();
}
localNode.Tell(new LocalNode.SendDirectly {
Inventory = context.MakePrepareRequest()
});
if (context.TransactionHashes.Length > 1)
{
foreach (InvPayload payload in InvPayload.CreateGroup(InventoryType.TX, context.TransactionHashes.Skip(1).ToArray()))
{
localNode.Tell(Message.Create("inv", payload));
}
}
ChangeTimer(TimeSpan.FromSeconds(Blockchain.SecondsPerBlock << (timer.ViewNumber + 1)));
}
else if ((context.State.HasFlag(ConsensusState.Primary) && context.State.HasFlag(ConsensusState.RequestSent)) || context.State.HasFlag(ConsensusState.Backup))
{
RequestChangeView();
}
}
