private async Task <List <TransactionWithResourceInfo> > FindContractOfWrongResourcesAsync(IChainContext chainContext,
List <ExecutionReturnSet> returnSets)
{
var transactionIds = returnSets.Select(rs => rs.TransactionId);
var transactions = await _blockchainService.GetTransactionsAsync(transactionIds);
var txnWithResources =
await _resourceExtractionService.GetResourcesAsync(chainContext, transactions, CancellationToken.None);
txnWithResources =
txnWithResources.Where(t => t.TransactionResourceInfo.ParallelType == ParallelType.Parallelizable);
var txnWithResourceList = txnWithResources.ToList();
var readOnlyKeys = txnWithResourceList.GetReadOnlyPaths().Select(p => p.ToStateKey()).ToList();
var returnSetLookup = returnSets.ToDictionary(rs => rs.TransactionId, rs => rs);
var wrongTxnWithResources = new List <TransactionWithResourceInfo>();
foreach (var txnWithResource in txnWithResourceList)
{
var extracted = new HashSet <string>(txnWithResource.TransactionResourceInfo.WritePaths
.Concat(txnWithResource.TransactionResourceInfo.ReadPaths).Select(p => p.ToStateKey()));
extracted.ExceptWith(readOnlyKeys);
var actual = GetKeys(returnSetLookup[txnWithResource.Transaction.GetHash()]);
actual.ExceptWith(extracted);
if (actual.Count == 0)
{
continue;
}
Logger.LogDebug($"Conflict keys:{string.Join(";", actual)}");
wrongTxnWithResources.Add(txnWithResource);
}
return(wrongTxnWithResources);
}
private async Task <List <Transaction> > FindContractOfWrongResourcesAsync(IChainContext chainContext,
List <ExecutionReturnSet> returnSets)
{
var transactionIds = returnSets.Select(rs => rs.TransactionId);
var transactions = await _blockchainService.GetTransactionsAsync(transactionIds);
var txnWithResources =
await _resourceExtractionService.GetResourcesAsync(chainContext, transactions, CancellationToken.None);
var returnSetLookup = returnSets.ToDictionary(rs => rs.TransactionId, rs => rs);
var wrongTxns = new List <Transaction>();
foreach (var txnWithResource in txnWithResources)
{
var extracted = new HashSet <string>(txnWithResource.Item2.Paths.Select(p => p.ToStateKey()));
var actual = GetKeys(returnSetLookup[txnWithResource.Item1.GetHash()]);
actual.ExceptWith(extracted);
if (actual.Count > 0)
{
Logger.LogWarning($"Conflict keys:{string.Join(";", actual)}");
wrongTxns.Add(txnWithResource.Item1);
}
}
return(wrongTxns);
}
public async Task <GroupedTransactions> GroupAsync(IChainContext chainContext, List <Transaction> transactions)
{
Logger.LogTrace("Entered GroupAsync");
var toBeGrouped = GetTransactionsToBeGrouped(transactions, out var groupedTransactions);
using (var cts = new CancellationTokenSource(_options.GroupingTimeOut))
{
var parallelizables = new List <TransactionWithResourceInfo>();
Logger.LogTrace("Extracting resources for transactions.");
var txsWithResources =
await _resourceExtractionService.GetResourcesAsync(chainContext, toBeGrouped, cts.Token);
Logger.LogTrace("Completed resource extraction.");
foreach (var twr in txsWithResources)
{
if (twr.TransactionResourceInfo.ParallelType == ParallelType.InvalidContractAddress)
{
groupedTransactions.TransactionsWithoutContract.Add(twr.Transaction);
continue;
}
// If timed out at this point, return all transactions as non-parallelizable
if (cts.IsCancellationRequested)
{
groupedTransactions.NonParallelizables.Add(twr.Transaction);
continue;
}
if (twr.TransactionResourceInfo.ParallelType == ParallelType.NonParallelizable)
{
groupedTransactions.NonParallelizables.Add(twr.Transaction);
continue;
}
if (twr.TransactionResourceInfo.Paths.Count == 0)
{
// groups.Add(new List<Transaction>() {twr.Item1}); // Run in their dedicated group
groupedTransactions.NonParallelizables.Add(twr.Transaction);
continue;
}
parallelizables.Add(twr);
}
groupedTransactions.Parallelizables.AddRange(GroupParallelizables(parallelizables));
Logger.LogTrace("Completed transaction grouping.");
}
Logger.LogDebug($"From {transactions.Count} transactions, grouped {groupedTransactions.Parallelizables.Sum(p=>p.Count)} txs into " +
$"{groupedTransactions.Parallelizables.Count} groups, left " +
$"{groupedTransactions.NonParallelizables.Count} as non-parallelizable transactions.");
return(groupedTransactions);
}
