public static async Task <BlockWithTransactions> getTransactions(HexBigInteger blockNumber, Web3 web3)
{
var blockTransactions = await web3.Eth.Blocks.GetBlockWithTransactionsByNumber.SendRequestAsync(blockNumber);
ExceptionDispatchInfo capturedException = null;
try
{
while (blockTransactions == null)
{
System.Threading.Thread.Sleep(5000);
Console.WriteLine("Block count 5000 ms");
}
return(blockTransactions);
}
catch (Exception ex)
{
capturedException = ExceptionDispatchInfo.Capture(ex);
errors.Add(capturedException, blockNumber.ToUlong().ToString());
return(null);
}
}
private async void DoWork(object state)
{
try
{
_timer.Change(Timeout.Infinite, Timeout.Infinite);
_logger.LogInformation("EthWatcher is working");
const string burnerContract = "0x0000000000000000000000000000000000000000";
using (var scope = _services.CreateScope())
{
using (var context = scope.ServiceProvider.GetService <Storage.KeepIndexerContext>())
{
var contract = context.Contract.FirstOrDefault(o => o.Active);
if (contract != null)
{
var web3 = scope.ServiceProvider.GetService <Web3>();
var etherScan = scope.ServiceProvider.GetService <EtherScanClient>();
HexBigInteger toBlockNumber = await web3.Eth.Blocks.GetBlockNumber.SendRequestAsync();
if (contract.LastBlock == toBlockNumber.ToUlong())
{
return;
}
var result = await etherScan.GetErc20TokenTransfers(contract.Address, contract.LastBlock + 1, toBlockNumber.ToUlong(), limit : 5000);
foreach (var transfer in result.result)
{
if (transfer.value == 0 || context.Op.Any(o => o.Tx == transfer.hash))
{
continue;
}
if (transfer.from == burnerContract ||
transfer.to == burnerContract)
{
var transaction = web3.Eth.Transactions.GetTransactionByHash.SendRequestAsync(transfer.hash).ConfigureAwait(true).GetAwaiter().GetResult();
string tdt_id = "0x" + transaction.Input.Substring(34, 40);
var op = new Storage.Op
{
Tx = transfer.hash,
Block = transfer.blockNumber,
Contract = contract,
Sender = transaction.From.ToLower(),
Amount = result.result.Where(o => o.hash == transfer.hash).Sum(o => o.DecimalValue),
TDT_ID = tdt_id,
Timestamp = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddSeconds(transfer.timeStamp),
Type = transfer.from == burnerContract ? 0 : 1,
TDTUsed = transfer.to == burnerContract
};
context.Add(op);
if (op.Type == 1)
{
var deposit = context.Op.FirstOrDefault(o => o.TDT_ID == op.TDT_ID && o.Type == 0);
deposit.TDTUsed = true;
}
contract.LastBlock = op.Block;
_logger.LogInformation(JsonConvert.SerializeObject(op));
context.SaveChanges();
}
}
if (result.result.Count == 5000)
{
contract.LastBlock = result.result.Last().blockNumber;
}
else
{
contract.LastBlock = toBlockNumber.ToUlong();
}
context.SaveChanges();
}
}
}
}
catch (Exception e)
{
_logger.LogError(e, e.Message);
}
finally
{
_timer.Change(TimeSpan.FromSeconds(15), TimeSpan.FromSeconds(15));
}
}
public static MultiDimDictList errors = new MultiDimDictList(); //Keeps all the hashes that failed
static void Main(string[] args)
{
string path = @"C:\Users\jsveistrup\source\repos\QuorumResults\QuorumResults\";
string fileName = "5slaves_1000users_puretrans-200003-300002_1.xml";
string outputFileName = "1000users_puretrans_part7";
string nodeIp = "51.141.118.214";
if (args.Length != 0)
{
path = args[0];
fileName = args[1];
outputFileName = args[2];
nodeIp = args[3];
}
else
{
Console.WriteLine("No args has been inputed. Defaults loaded.");
}
Console.WriteLine("Starting: " + DateTime.Now);
ArrayList inputs = getHashsesAndTimestamps(path + fileName);
ArrayList results = new ArrayList();
var web3 = new Web3("http://" + nodeIp + ":22000");
Console.WriteLine("Number of hashses found: " + inputs.Count.ToString());
/*loops through all hashes in the result file and prepares the output array*/
foreach (Result rsObj in inputs)
{
Boolean skipToNextItem = false;
HexBigInteger hexBlockNum = getBlockNum(rsObj.hash, web3).Result;
if (hexBlockNum != null)
{
rsObj.blockNumber = (int)hexBlockNum.ToUlong();
}
else
{
continue; //Error, and therefor skip to next item
}
/*Check if the block already has been retrieved */
foreach (Result obj in results)
{
if (obj.blockNumber == rsObj.blockNumber)
{
rsObj.txPerBlock = obj.txPerBlock;
rsObj.minedTimestamp = obj.minedTimestamp;
break;
}
else
{
BlockWithTransactions bc = getTransactions(hexBlockNum, web3).Result;
if (bc != null)
{
rsObj.txPerBlock = bc.TransactionCount();
ulong ts = bc.Timestamp.ToUlong() * 1000; //multipies with 1000 to match format of sent timestamp
rsObj.minedTimestamp = ts.ToString();
}
else
{
skipToNextItem = true;
break;
}
}
}
//First time
if (results.Count == 0)
{
BlockWithTransactions bc = getTransactions(hexBlockNum, web3).Result;
rsObj.txPerBlock = bc.TransactionCount();
ulong ts = bc.Timestamp.ToUlong() * 1000; //multipies with 1000 to match format of sent timestamp
rsObj.minedTimestamp = ts.ToString();
}
if (!skipToNextItem)
{
results.Add(rsObj);
writeToFile(rsObj, path, outputFileName);
Console.WriteLine("Count of results: " + results.Count.ToString() + ". Wrote to file: " + DateTime.Now + ": " + rsObj.hash + ", " + rsObj.sendTimestamp + ", " + rsObj.minedTimestamp + ", " + rsObj.blockNumber + ", " + rsObj.txPerBlock);
}
else
{
Console.WriteLine("Error: " + rsObj.hash);
}
}
Console.WriteLine("End: " + DateTime.Now);
}
