private async Task <bool> TryBroadcastCoreAsync(Record tx, int currentHeight)
{
bool remove = false;
try
{
remove = currentHeight >= tx.Expiration;
//Happens when the caller does not know the previous input yet
if (tx.Transaction.Inputs.Count == 0 || tx.Transaction.Inputs[0].PrevOut.Hash == uint256.Zero)
{
return(false);
}
bool isFinal = tx.Transaction.IsFinal(DateTimeOffset.UtcNow, currentHeight + 1);
if (!isFinal || IsDoubleSpend(tx.Transaction))
{
return(false);
}
try
{
await _RPCBatch.WaitTransactionAsync(async batch =>
{
await batch.SendRawTransactionAsync(tx.Transaction).ConfigureAwait(false);
return(true);
}).ConfigureAwait(false);
_Cache.ImportTransaction(tx.Transaction, 0);
Logs.Broadcasters.LogInformation($"Broadcasted {tx.Transaction.GetHash()}");
return(true);
}
catch (RPCException ex)
{
if (ex.RPCResult == null || ex.RPCResult.Error == null)
{
return(false);
}
var error = ex.RPCResult.Error.Message;
if (ex.RPCResult.Error.Code != RPCErrorCode.RPC_TRANSACTION_ALREADY_IN_CHAIN &&
!error.EndsWith("bad-txns-inputs-spent", StringComparison.OrdinalIgnoreCase) &&
!error.EndsWith("txn-mempool-conflict", StringComparison.OrdinalIgnoreCase) &&
!error.EndsWith("Missing inputs", StringComparison.OrdinalIgnoreCase))
{
remove = false;
}
}
return(false);
}
finally
{
if (remove)
{
RemoveRecord(tx);
}
}
}
public bool TrackPrunedTransaction(Transaction transaction, MerkleBlock merkleProof)
{
var result = RPCClient.SendCommandNoThrows("importprunedfunds", transaction.ToHex(), Encoders.Hex.EncodeData(merkleProof.ToBytes()));
var success = result != null && result.Error == null;
if (success)
{
_Cache.ImportTransaction(transaction, GetBlockConfirmations(merkleProof.Header.GetHash()));
}
return(success);
}
public async Task <bool> TrackPrunedTransactionAsync(Transaction transaction, MerkleBlock merkleProof)
{
return(await _RPCBatch.Do(async batch =>
{
var result = await batch.SendCommandNoThrowsAsync("importprunedfunds", transaction.ToHex(), Encoders.Hex.EncodeData(merkleProof.ToBytes())).ConfigureAwait(false);
var success = result != null && result.Error == null;
if (success)
{
_Cache.ImportTransaction(transaction, GetBlockConfirmations(merkleProof.Header.GetHash()));
}
return success;
}).ConfigureAwait(false));
}
