private Task PrefetchNew(IStateReader stateReader, Block block, Keccak stateRoot, Address miner)
{
if (block.TotalDifficulty == null)
{
throw new InvalidDataException(
$"Received a block with null {nameof(block.TotalDifficulty)} for beam processing");
}
CancellationTokenSource cancellationToken;
lock (_tokens)
{
cancellationToken = _tokens.GetOrAdd(block.Number, t => new CancellationTokenSource());
if (_isDisposed)
{
return(Task.CompletedTask);
}
}
string description = $"[miner {miner}]";
Task minerTask = Task.Run(() =>
{
BeamSyncContext.MinimumDifficulty.Value = block.TotalDifficulty ?? 0;
BeamSyncContext.Description.Value = description;
BeamSyncContext.LastFetchUtc.Value = DateTime.UtcNow;
BeamSyncContext.Cancelled.Value = cancellationToken.Token;
stateReader.GetAccount(stateRoot, miner);
return(BeamSyncContext.ResolvedInContext.Value);
}).ContinueWith(t =>
{
if (_logger.IsDebug)
{
_logger.Debug(
t.IsFaulted ? $"{description} prefetch failed {t.Exception?.Message}" : $"{description} prefetch complete - resolved {t.Result}");
}
});
Task senderTask = Task.Run(() =>
{
BeamSyncContext.MinimumDifficulty.Value = block.TotalDifficulty ?? 0;
BeamSyncContext.Cancelled.Value = cancellationToken.Token;
for (int i = 0; i < block.Transactions !.Length; i++)
{
Transaction tx = block.Transactions[i];
BeamSyncContext.Description.Value = $"[tx prefetch {i}]";
BeamSyncContext.LastFetchUtc.Value = DateTime.UtcNow;
// TODO: is SenderAddress for sure resolved here?
stateReader.GetAccount(stateRoot, tx.SenderAddress !);
}
return(BeamSyncContext.ResolvedInContext.Value);
}).ContinueWith(t =>
{
if (_logger.IsDebug)
{
_logger.Debug(
t.IsFaulted ? $"tx prefetch failed {t.Exception?.Message}" : $"tx prefetch complete - resolved {t.Result}");
}
});
Task storageTask = Task.Run(() =>
{
BeamSyncContext.MinimumDifficulty.Value = block.TotalDifficulty ?? 0;
BeamSyncContext.Cancelled.Value = cancellationToken.Token;
for (int i = 0; i < block.Transactions !.Length; i++)
{
Transaction tx = block.Transactions[i];
if (tx.To != null)
{
BeamSyncContext.Description.Value = $"[storage prefetch {i}]";
BeamSyncContext.LastFetchUtc.Value = DateTime.UtcNow;
stateReader.GetStorageRoot(stateRoot, tx.To);
}
}
return(BeamSyncContext.ResolvedInContext.Value);
}).ContinueWith(t =>
{
if (_logger.IsDebug)
{
_logger.Debug(t.IsFaulted ? $"storage prefetch failed {t.Exception?.Message}" : $"storage prefetch complete - resolved {t.Result}");
}
});
Task codeTask = Task.Run(() =>
{
BeamSyncContext.MinimumDifficulty.Value = block.TotalDifficulty.Value;
BeamSyncContext.Cancelled.Value = cancellationToken.Token;
for (int i = 0; i < block.Transactions !.Length; i++)
{
Transaction tx = block.Transactions[i];
if (tx.To != null)
{
BeamSyncContext.Description.Value = $"[code prefetch {i}]";
BeamSyncContext.LastFetchUtc.Value = DateTime.UtcNow;
stateReader.GetCode(stateRoot, tx.To);
}
}
return(BeamSyncContext.ResolvedInContext.Value);
}).ContinueWith(t =>
{
if (_logger.IsDebug)
{
_logger.Debug(
t.IsFaulted ? $"code prefetch failed {t.Exception?.Message}" : $"code prefetch complete - resolved {t.Result}");
}
});
return(Task.WhenAll(minerTask, senderTask, codeTask, storageTask));
}
private void PrefetchNew(IStateReader stateReader, Block block, Keccak stateRoot, Address miner)
{
CancellationTokenSource cancellationToken = _tokens.GetOrAdd(block.Number, t => new CancellationTokenSource());
string description = $"[miner {miner}]";
Task minerTask = Task <int> .Run(() =>
{
BeamSyncContext.MinimumDifficulty.Value = block.TotalDifficulty ?? 0;
BeamSyncContext.Description.Value = description;
BeamSyncContext.LastFetchUtc.Value = DateTime.UtcNow;
stateReader.GetAccount(stateRoot, miner);
BeamSyncContext.Cancelled.Value = cancellationToken.Token;
return(BeamSyncContext.ResolvedInContext.Value);
}).ContinueWith(t => { _logger.Info(t.IsFaulted ? $"{description} prefetch failed {t.Exception.Message}" : $"{description} prefetch complete - resolved {t.Result}"); });
Task senderTask = Task <int> .Run(() =>
{
BeamSyncContext.MinimumDifficulty.Value = block.TotalDifficulty ?? 0;
for (int i = 0; i < block.Transactions.Length; i++)
{
Transaction tx = block.Transactions[i];
BeamSyncContext.Description.Value = $"[tx prefetch {i}]";
BeamSyncContext.LastFetchUtc.Value = DateTime.UtcNow;
BeamSyncContext.Cancelled.Value = cancellationToken.Token;
// _logger.Info($"Resolved sender of {block.Number}.{i}");
stateReader.GetAccount(stateRoot, tx.To);
}
return(BeamSyncContext.ResolvedInContext.Value);
}).ContinueWith(t => { _logger.Info(t.IsFaulted ? $"tx prefetch failed {t.Exception.Message}" : $"tx prefetch complete - resolved {t.Result}"); });
Task storageTask = Task <int> .Run(() =>
{
BeamSyncContext.MinimumDifficulty.Value = block.TotalDifficulty ?? 0;
for (int i = 0; i < block.Transactions.Length; i++)
{
Transaction tx = block.Transactions[i];
if (tx.To != null)
{
BeamSyncContext.Description.Value = $"[storage prefetch {i}]";
// _logger.Info($"Resolved storage of target of {block.Number}.{i}");
BeamSyncContext.LastFetchUtc.Value = DateTime.UtcNow;
BeamSyncContext.Cancelled.Value = cancellationToken.Token;
stateReader.GetStorageRoot(stateRoot, tx.To);
}
}
return(BeamSyncContext.ResolvedInContext.Value);
}).ContinueWith(t => { _logger.Info(t.IsFaulted ? $"storage prefetch failed {t.Exception.Message}" : $"storage prefetch complete - resolved {t.Result}"); });
Task codeTask = Task <int> .Run(() =>
{
BeamSyncContext.MinimumDifficulty.Value = block.TotalDifficulty.Value;
for (int i = 0; i < block.Transactions.Length; i++)
{
Transaction tx = block.Transactions[i];
if (tx.To != null)
{
BeamSyncContext.Description.Value = $"[code prefetch {i}]";
// _logger.Info($"Resolved code of target of {block.Number}.{i}");
BeamSyncContext.LastFetchUtc.Value = DateTime.UtcNow;
BeamSyncContext.Cancelled.Value = cancellationToken.Token;
stateReader.GetCode(stateRoot, tx.SenderAddress);
return(BeamSyncContext.ResolvedInContext.Value);
}
}
return(BeamSyncContext.ResolvedInContext.Value);
}).ContinueWith(t =>
{
_logger.Info(t.IsFaulted ? $"code prefetch failed {t.Exception.Message}" : $"code prefetch complete - resolved {t.Result}");
});
}
public Keccak GetStorageRoot(Address address) => _stateReader.GetStorageRoot(StateRoot, address);
public byte[] GetStorage(Address address, UInt256 index, Keccak stateRoot)
{
Keccak storageRoot = _stateReader.GetStorageRoot(stateRoot, address);
return(_stateReader.GetStorage(storageRoot, index));
}
