private List <FilterLog> GetFilterLogs(ReceiptsEventArgs e)
{
List <FilterLog> filterLogs = new();
if (_filter.Matches(e.BlockHeader.Bloom))
{
int logIndex = 0;
for (int i = 0; i < e.TxReceipts.Length; i++)
{
TxReceipt receipt = e.TxReceipts[i];
if (_filter.Matches(receipt.Bloom))
{
int transactionLogIndex = 0;
for (int j = 0; j < receipt.Logs.Length; j++)
{
var receiptLog = receipt.Logs[j];
if (_filter.Accepts(receiptLog))
{
FilterLog filterLog = new(
logIndex++,
transactionLogIndex++,
receipt,
receiptLog);
filterLogs.Add(filterLog);
}
}
}
}
}
return(filterLogs);
}
public void LogsSubscription_with_null_arguments_on_ReceiptsInserted_event_with_one_TxReceipt_with_few_logs()
{
int blockNumber = 77777;
Filter filter = null;
LogEntry logEntryA = Build.A.LogEntry.WithAddress(TestItem.AddressA).WithTopics(TestItem.KeccakA).WithData(TestItem.RandomDataA).TestObject;
LogEntry logEntryB = Build.A.LogEntry.WithAddress(TestItem.AddressB).WithTopics(TestItem.KeccakB).TestObject;
LogEntry logEntryC = Build.A.LogEntry.WithData(TestItem.RandomDataC).TestObject;
TxReceipt[] txReceipts = new TxReceipt[] { Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs(logEntryA, logEntryB, logEntryC).TestObject };
BlockHeader blockHeader = Build.A.BlockHeader.WithNumber(blockNumber).TestObject;
ReceiptsEventArgs receiptsEventArgs = new ReceiptsEventArgs(blockHeader, txReceipts);
List <JsonRpcResult> jsonRpcResults = GetLogsSubscriptionResult(filter, receiptsEventArgs, out var subscriptionId);
jsonRpcResults.Count.Should().Be(3);
string serialized = _jsonSerializer.Serialize(jsonRpcResults[0].Response);
var expectedResult = string.Concat("{\"jsonrpc\":\"2.0\",\"method\":\"eth_subscription\",\"params\":{\"subscription\":\"", subscriptionId, "\",\"result\":{\"address\":\"0xb7705ae4c6f81b66cdb323c65f4e8133690fc099\",\"blockNumber\":\"0x12fd1\",\"data\":\"0x010203\",\"logIndex\":\"0x0\",\"removed\":false,\"topics\":[\"0x03783fac2efed8fbc9ad443e592ee30e61d65f471140c10ca155e937b435b760\"],\"transactionIndex\":\"0x0\",\"transactionLogIndex\":\"0x0\"}}}");
expectedResult.Should().Be(serialized);
serialized = _jsonSerializer.Serialize(jsonRpcResults[1].Response);
expectedResult = string.Concat("{\"jsonrpc\":\"2.0\",\"method\":\"eth_subscription\",\"params\":{\"subscription\":\"", subscriptionId, "\",\"result\":{\"address\":\"0x942921b14f1b1c385cd7e0cc2ef7abe5598c8358\",\"blockNumber\":\"0x12fd1\",\"data\":\"0x\",\"logIndex\":\"0x1\",\"removed\":false,\"topics\":[\"0x1f675bff07515f5df96737194ea945c36c41e7b4fcef307b7cd4d0e602a69111\"],\"transactionIndex\":\"0x0\",\"transactionLogIndex\":\"0x1\"}}}");
expectedResult.Should().Be(serialized);
serialized = _jsonSerializer.Serialize(jsonRpcResults[2].Response);
expectedResult = string.Concat("{\"jsonrpc\":\"2.0\",\"method\":\"eth_subscription\",\"params\":{\"subscription\":\"", subscriptionId, "\",\"result\":{\"address\":\"0x0000000000000000000000000000000000000000\",\"blockNumber\":\"0x12fd1\",\"data\":\"0x010208090a\",\"logIndex\":\"0x2\",\"removed\":false,\"topics\":[\"0x0000000000000000000000000000000000000000000000000000000000000000\"],\"transactionIndex\":\"0x0\",\"transactionLogIndex\":\"0x2\"}}}");
expectedResult.Should().Be(serialized);
}
private void OnReceiptsInserted(object?sender, ReceiptsEventArgs e)
{
bool isReceiptRemoved = e.TxReceipts.FirstOrDefault()?.Removed == true;
if (isReceiptRemoved)
{
TryPublishReceiptsInBackground(e.BlockHeader, () => e.TxReceipts, nameof(_receiptStorage.ReceiptsInserted));
}
}
public void LogsSubscription_on_ReceiptsInserted_event_with_few_TxReceipts_with_few_logs_with_few_topics_and_some_address_and_topic_mismatches()
{
int blockNumber = 55555;
IEnumerable <object> topics = new List <object>()
{
TestItem.KeccakA
};
Filter filter = new Filter()
{
FromBlock = BlockParameter.Latest,
ToBlock = BlockParameter.Latest,
Address = new [] { "0xb7705ae4c6f81b66cdb323c65f4e8133690fc099", "0x942921b14f1b1c385cd7e0cc2ef7abe5598c8358" },
Topics = new [] { TestItem.KeccakA, TestItem.KeccakD }
};
LogEntry logEntryA = Build.A.LogEntry.WithAddress(TestItem.AddressA).WithTopics(TestItem.KeccakA, TestItem.KeccakD).WithData(TestItem.RandomDataA).TestObject;
LogEntry logEntryB = Build.A.LogEntry.WithAddress(TestItem.AddressC).WithTopics(TestItem.KeccakA, TestItem.KeccakD).WithData(TestItem.RandomDataB).TestObject;
LogEntry logEntryC = Build.A.LogEntry.WithAddress(TestItem.AddressA).WithData(TestItem.RandomDataC).TestObject;
LogEntry logEntryD = Build.A.LogEntry.WithAddress(TestItem.AddressB).WithTopics(TestItem.KeccakA, TestItem.KeccakD, TestItem.KeccakE).WithData(TestItem.RandomDataB).TestObject;
LogEntry logEntryE = Build.A.LogEntry.WithTopics(TestItem.KeccakA, TestItem.KeccakD).WithData(TestItem.RandomDataB).TestObject;
TxReceipt[] txReceipts = new TxReceipt[]
{
Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs(logEntryA, logEntryB, logEntryC).TestObject,
Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs().TestObject,
Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs(logEntryB).TestObject,
Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs(logEntryE, logEntryE, logEntryB, logEntryD, logEntryE, logEntryB).TestObject,
Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs(logEntryC, logEntryB, logEntryE, logEntryA, logEntryB).TestObject,
};
Bloom bloom = new Bloom(txReceipts.Select(r => r.Bloom).ToArray());
BlockHeader blockHeader = Build.A.BlockHeader.WithNumber(blockNumber).WithBloom(bloom).TestObject;
ReceiptsEventArgs receiptsEventArgs = new ReceiptsEventArgs(blockHeader, txReceipts);
List <JsonRpcResult> jsonRpcResults = GetLogsSubscriptionResult(filter, receiptsEventArgs, out var subscriptionId);
jsonRpcResults.Count.Should().Be(3);
string serialized = _jsonSerializer.Serialize(jsonRpcResults[0].Response);
var expectedResult = string.Concat("{\"jsonrpc\":\"2.0\",\"method\":\"eth_subscription\",\"params\":{\"subscription\":\"", subscriptionId, "\",\"result\":{\"address\":\"0xb7705ae4c6f81b66cdb323c65f4e8133690fc099\",\"blockNumber\":\"0xd903\",\"data\":\"0x010203\",\"logIndex\":\"0x0\",\"removed\":false,\"topics\":[\"0x03783fac2efed8fbc9ad443e592ee30e61d65f471140c10ca155e937b435b760\",\"0x6c3fd336b49dcb1c57dd4fbeaf5f898320b0da06a5ef64e798c6497600bb79f2\"],\"transactionIndex\":\"0x0\",\"transactionLogIndex\":\"0x0\"}}}");
expectedResult.Should().Be(serialized);
serialized = _jsonSerializer.Serialize(jsonRpcResults[1].Response);
expectedResult = string.Concat("{\"jsonrpc\":\"2.0\",\"method\":\"eth_subscription\",\"params\":{\"subscription\":\"", subscriptionId, "\",\"result\":{\"address\":\"0x942921b14f1b1c385cd7e0cc2ef7abe5598c8358\",\"blockNumber\":\"0xd903\",\"data\":\"0x04050607\",\"logIndex\":\"0x1\",\"removed\":false,\"topics\":[\"0x03783fac2efed8fbc9ad443e592ee30e61d65f471140c10ca155e937b435b760\",\"0x6c3fd336b49dcb1c57dd4fbeaf5f898320b0da06a5ef64e798c6497600bb79f2\",\"0x434b529473163ef4ed9c9341d9b7250ab9183c27e7add004c3bba38c56274e24\"],\"transactionIndex\":\"0x0\",\"transactionLogIndex\":\"0x0\"}}}");
expectedResult.Should().Be(serialized);
serialized = _jsonSerializer.Serialize(jsonRpcResults[2].Response);
expectedResult = string.Concat("{\"jsonrpc\":\"2.0\",\"method\":\"eth_subscription\",\"params\":{\"subscription\":\"", subscriptionId, "\",\"result\":{\"address\":\"0xb7705ae4c6f81b66cdb323c65f4e8133690fc099\",\"blockNumber\":\"0xd903\",\"data\":\"0x010203\",\"logIndex\":\"0x2\",\"removed\":false,\"topics\":[\"0x03783fac2efed8fbc9ad443e592ee30e61d65f471140c10ca155e937b435b760\",\"0x6c3fd336b49dcb1c57dd4fbeaf5f898320b0da06a5ef64e798c6497600bb79f2\"],\"transactionIndex\":\"0x0\",\"transactionLogIndex\":\"0x0\"}}}");
expectedResult.Should().Be(serialized);
}
public void LogsSubscription_with_not_matching_block_on_ReceiptsInserted_event()
{
int blockNumber = 22222;
Filter filter = null;
LogEntry logEntry = Build.A.LogEntry.WithAddress(TestItem.AddressA).WithTopics(TestItem.KeccakA).WithData(TestItem.RandomDataA).TestObject;
TxReceipt[] txReceipts = new TxReceipt[] { Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs(logEntry).TestObject };
BlockHeader blockHeader = Build.A.BlockHeader.WithNumber(blockNumber).TestObject;
ReceiptsEventArgs receiptsEventArgs = new ReceiptsEventArgs(blockHeader, txReceipts);
List <JsonRpcResult> jsonRpcResults = GetLogsSubscriptionResult(filter, receiptsEventArgs, out _);
jsonRpcResults.Count.Should().Be(0);
}
public void LogsSubscription_on_ReceiptsInserted_event_with_few_TxReceipts_with_few_logs_with_some_topic_mismatches()
{
int blockNumber = 55555;
Filter filter = new Filter()
{
FromBlock = BlockParameter.Latest,
ToBlock = BlockParameter.Latest,
Address = "0xb7705ae4c6f81b66cdb323c65f4e8133690fc099",
Topics = new [] { TestItem.KeccakA }
};
LogEntry logEntryA = Build.A.LogEntry.WithAddress(TestItem.AddressA).WithTopics(TestItem.KeccakA).WithData(TestItem.RandomDataA).TestObject;
LogEntry logEntryB = Build.A.LogEntry.WithAddress(TestItem.AddressB).WithTopics(TestItem.KeccakB).WithData(TestItem.RandomDataB).TestObject;
LogEntry logEntryC = Build.A.LogEntry.WithAddress(TestItem.AddressC).WithData(TestItem.RandomDataC).TestObject;
TxReceipt[] txReceipts = new TxReceipt[]
{
Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs(logEntryA, logEntryB, logEntryC).TestObject,
Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs().TestObject,
Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs(logEntryB).TestObject,
Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs(logEntryC, logEntryC, logEntryB, logEntryC, logEntryC, logEntryB).TestObject,
Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs(logEntryA, logEntryC, logEntryB, logEntryA, logEntryC).TestObject,
};
Bloom bloom = new Bloom(txReceipts.Select(r => r.Bloom).ToArray());
BlockHeader blockHeader = Build.A.BlockHeader.WithNumber(blockNumber).WithBloom(bloom).TestObject;
ReceiptsEventArgs receiptsEventArgs = new ReceiptsEventArgs(blockHeader, txReceipts);
List <JsonRpcResult> jsonRpcResults = GetLogsSubscriptionResult(filter, receiptsEventArgs, out var subscriptionId);
jsonRpcResults.Count.Should().Be(3);
string serialized = _jsonSerializer.Serialize(jsonRpcResults[0].Response);
var expectedResult = string.Concat("{\"jsonrpc\":\"2.0\",\"method\":\"eth_subscription\",\"params\":{\"subscription\":\"", subscriptionId, "\",\"result\":{\"address\":\"0xb7705ae4c6f81b66cdb323c65f4e8133690fc099\",\"blockNumber\":\"0xd903\",\"data\":\"0x010203\",\"logIndex\":\"0x0\",\"removed\":false,\"topics\":[\"0x03783fac2efed8fbc9ad443e592ee30e61d65f471140c10ca155e937b435b760\"],\"transactionIndex\":\"0x0\",\"transactionLogIndex\":\"0x0\"}}}");
expectedResult.Should().Be(serialized);
serialized = _jsonSerializer.Serialize(jsonRpcResults[1].Response);
expectedResult = string.Concat("{\"jsonrpc\":\"2.0\",\"method\":\"eth_subscription\",\"params\":{\"subscription\":\"", subscriptionId, "\",\"result\":{\"address\":\"0xb7705ae4c6f81b66cdb323c65f4e8133690fc099\",\"blockNumber\":\"0xd903\",\"data\":\"0x010203\",\"logIndex\":\"0x1\",\"removed\":false,\"topics\":[\"0x03783fac2efed8fbc9ad443e592ee30e61d65f471140c10ca155e937b435b760\"],\"transactionIndex\":\"0x0\",\"transactionLogIndex\":\"0x0\"}}}");
expectedResult.Should().Be(serialized);
serialized = _jsonSerializer.Serialize(jsonRpcResults[2].Response);
expectedResult = string.Concat("{\"jsonrpc\":\"2.0\",\"method\":\"eth_subscription\",\"params\":{\"subscription\":\"", subscriptionId, "\",\"result\":{\"address\":\"0xb7705ae4c6f81b66cdb323c65f4e8133690fc099\",\"blockNumber\":\"0xd903\",\"data\":\"0x010203\",\"logIndex\":\"0x2\",\"removed\":false,\"topics\":[\"0x03783fac2efed8fbc9ad443e592ee30e61d65f471140c10ca155e937b435b760\"],\"transactionIndex\":\"0x0\",\"transactionLogIndex\":\"0x1\"}}}");
expectedResult.Should().Be(serialized);
}
private void OnReceiptsInserted(object?sender, ReceiptsEventArgs e)
{
Task.Run(() =>
{
BlockHeader fromBlock = _blockFinder.FindHeader(_filter.FromBlock);
BlockHeader toBlock = _blockFinder.FindHeader(_filter.ToBlock, true);
bool isAfterFromBlock = e.BlockHeader.Number >= fromBlock.Number;
bool isBeforeToBlock = e.BlockHeader.Number <= toBlock.Number || _filter.ToBlock.Equals(BlockParameter.Latest) || _filter.ToBlock.Equals(BlockParameter.Pending);
if (isAfterFromBlock && isBeforeToBlock)
{
var filterLogs = GetFilterLogs(e);
foreach (var filterLog in filterLogs)
{
JsonRpcResult result = CreateSubscriptionMessage(filterLog);
JsonRpcDuplexClient.SendJsonRpcResult(result);
if (_logger.IsTrace)
{
_logger.Trace($"Logs subscription {Id} printed new log.");
}
}
}
else
{
if (_logger.IsTrace)
{
_logger.Trace($"Logs subscription {Id}: OnReceiptsInserted event happens, but there are no logs matching filter.");
}
}
}).ContinueWith(
t =>
t.Exception?.Handle(ex =>
{
if (_logger.IsDebug)
{
_logger.Debug($"Logs subscription {Id}: Failed Task.Run after ReceiptsInserted event.");
}
return(true);
})
, TaskContinuationOptions.OnlyOnFaulted
);
}
private List <JsonRpcResult> GetLogsSubscriptionResult(Filter filter, ReceiptsEventArgs receiptsEventArgs, out string subscriptionId)
{
LogsSubscription logsSubscription = new LogsSubscription(_jsonRpcDuplexClient, _receiptStorage, _filterStore, _blockTree, _logManager, filter);
List <JsonRpcResult> jsonRpcResults = new List <JsonRpcResult>();
SemaphoreSlim semaphoreSlim = new SemaphoreSlim(0, 1);
logsSubscription.JsonRpcDuplexClient.SendJsonRpcResult(Arg.Do <JsonRpcResult>(j =>
{
jsonRpcResults.Add(j);
}));
_receiptStorage.ReceiptsInserted += Raise.EventWith(new object(), receiptsEventArgs);
semaphoreSlim.Wait(TimeSpan.FromMilliseconds(100));
subscriptionId = logsSubscription.Id;
return(jsonRpcResults);
}
public void LogsSubscription_with_null_arguments_on_ReceiptsInserted_event()
{
int blockNumber = 55555;
Filter filter = null;
LogEntry logEntry = Build.A.LogEntry.WithAddress(TestItem.AddressA).WithTopics(TestItem.KeccakA).WithData(TestItem.RandomDataA).TestObject;
TxReceipt[] txReceipts = new TxReceipt[] { Build.A.Receipt.WithBlockNumber(blockNumber).WithLogs(logEntry).TestObject };
BlockHeader blockHeader = Build.A.BlockHeader.WithNumber(blockNumber).TestObject;
ReceiptsEventArgs receiptsEventArgs = new ReceiptsEventArgs(blockHeader, txReceipts);
List <JsonRpcResult> jsonRpcResults = GetLogsSubscriptionResult(filter, receiptsEventArgs, out var subscriptionId);
jsonRpcResults.Count.Should().Be(1);
string serialized = _jsonSerializer.Serialize(jsonRpcResults[0].Response);
var expectedResult = string.Concat("{\"jsonrpc\":\"2.0\",\"method\":\"eth_subscription\",\"params\":{\"subscription\":\"", subscriptionId, "\",\"result\":{\"address\":\"0xb7705ae4c6f81b66cdb323c65f4e8133690fc099\",\"blockNumber\":\"0xd903\",\"data\":\"0x010203\",\"logIndex\":\"0x0\",\"removed\":false,\"topics\":[\"0x03783fac2efed8fbc9ad443e592ee30e61d65f471140c10ca155e937b435b760\"],\"transactionIndex\":\"0x0\",\"transactionLogIndex\":\"0x0\"}}}");
expectedResult.Should().Be(serialized);
}
private void OnReceiptsInserted(object?sender, ReceiptsEventArgs e)
{
TryPublishReceiptsInBackground(e.BlockHeader, () => e.TxReceipts, nameof(_receiptCanonicalityMonitor.ReceiptsInserted), e.WasRemoved);
}
