internal void Add(RebroadcastResult a)
{
UnknownFailure.AddRange(a.UnknownFailure);
Rebroadcasted.AddRange(a.Rebroadcasted);
MissingInputs.AddRange(a.MissingInputs);
Cleaned.AddRange(a.Cleaned);
}
public async Task <RebroadcastResult> RebroadcastAll()
{
List <Task <RebroadcastResult> > rebroadcast = new List <Task <RebroadcastResult> >();
foreach (var broadcastedTransactions in _BroadcastedTransactionsByCryptoCode.Select(c => c.Value))
{
var txs = broadcastedTransactions.RetrieveTransactions();
if (txs.Count == 0)
{
continue;
}
foreach (var tx in txs)
{
rebroadcast.Add(Rebroadcast(broadcastedTransactions.Network, tx.TrackedSource, tx.OrderedKeys));
}
}
var result = new RebroadcastResult();
foreach (var broadcast in rebroadcast)
{
result.Add(await broadcast);
}
return(result);
}
private async Task <RebroadcastResult> Rebroadcast(NBXplorerNetwork network, TrackedSource trackedSource, IEnumerable <TrackedTransactionKey> txIds)
{
var result = new RebroadcastResult();
var repository = _Repositories.GetRepository(network);
var waiter = _Waiters.GetWaiter(repository.Network);
if (!waiter.RPCAvailable)
{
return(result);
}
List <TrackedTransaction> cleaned = new List <TrackedTransaction>();
HashSet <TrackedTransactionKey> processedTrackedTransactionKeys = new HashSet <TrackedTransactionKey>();
HashSet <uint256> processedTransactionId = new HashSet <uint256>();
foreach (var trackedTxId in txIds)
{
if (!processedTransactionId.Add(trackedTxId.TxId))
{
continue;
}
var tx = (await repository.GetSavedTransactions(trackedTxId.TxId))?.Select(t => t.Transaction).FirstOrDefault();
if (tx == null)
{
continue;
}
try
{
await waiter.RPC.SendRawTransactionAsync(tx);
result.Rebroadcasted.Add(tx);
Logs.Explorer.LogInformation($"{repository.Network.CryptoCode}: Rebroadcasted {trackedTxId.TxId}");
}
catch (RPCException ex) when(
ex.RPCCode == RPCErrorCode.RPC_TRANSACTION_ALREADY_IN_CHAIN ||
ex.Message.EndsWith("Missing inputs", StringComparison.OrdinalIgnoreCase) ||
ex.Message.EndsWith("bad-txns-inputs-spent", StringComparison.OrdinalIgnoreCase) ||
ex.Message.EndsWith("txn-mempool-conflict", StringComparison.OrdinalIgnoreCase))
{
result.MissingInputs.Add(tx);
var txs = await repository.GetTransactions(trackedSource, trackedTxId.TxId);
foreach (var savedTx in txs)
{
if (!processedTrackedTransactionKeys.Add(savedTx.Key))
{
continue;
}
if (savedTx.BlockHash == null)
{
cleaned.Add(savedTx);
result.Cleaned.Add(savedTx);
}
else
{
var resultRPC = await waiter.RPC.SendCommandAsync(new RPCRequest("getblockheader", new[] { savedTx.BlockHash }), throwIfRPCError : false);
if (resultRPC.Error?.Code is RPCErrorCode.RPC_INVALID_ADDRESS_OR_KEY)
{
cleaned.Add(savedTx);
result.Cleaned.Add(savedTx);
}
else if (resultRPC.Result.Value <int>("confirmations") == -1)
{
cleaned.Add(savedTx);
result.Cleaned.Add(savedTx);
}
}
}
}
catch (Exception ex)
{
result.UnknownFailure.Add(tx);
Logs.Explorer.LogInformation($"{repository.Network.CryptoCode}: Unknown exception when broadcasting {tx.GetHash()} ({ex.Message})");
}
}
if (cleaned.Count != 0)
{
foreach (var tx in cleaned)
{
EventAggregator.Publish(new EvictedTransactionEvent(tx.TransactionHash));
}
await repository.CleanTransactions(trackedSource, cleaned.ToList());
}
return(result);
}
