public void Receive(SocketDataBody data)
{
if (data.Type == SocketDataType.Receive)
{
if (data.Body != string.Empty && data.Body != "deep-sync")
{
var newBlocks = JsonConvert.DeserializeObject <Block[]>(data.Body).ToList();
this.blockchain.RemoveBlockInterval(newBlocks.First().Index, newBlocks.Last().Index);
foreach (var block in newBlocks)
{
this.blockchain.AddBlock(block);
}
Console.WriteLine("End syncing...");
}
else if (data.Body == "deep-sync")
{
Console.WriteLine("Start deep sync procedure...");
var ip = data.NodesPair.Item2.Split(':')[0];
var port = int.Parse(data.NodesPair.Item2.Split(':')[1]);
CommandFabric.RunDynamic($"deep-sync -ip {ip} -p {port}");
}
else
{
Console.WriteLine("Already is up-to-date...");
}
}
}
public string Aggregate(SocketDataBody data)
{
var block = JsonConvert.DeserializeObject <Block>(data.Body);
if (block.Index == this.blockchain.LastBlock.Index &&
block.BlockHash == this.blockchain.LastBlock.BlockHash)
{
Console.WriteLine("All is synced...");
return(string.Empty);
}
else
{
if (block.Index > this.blockchain.LastBlock.Index)
{
var ip = data.NodesPair.Item1.Split(':')[0];
var port = int.Parse(data.NodesPair.Item1.Split(':')[1]);
CommandFabric.RunDynamic($"sync -ip {ip} -p {port}");
return(string.Empty);
}
else
{
return("sync");
//return JsonConvert.SerializeObject(this.blockchain.Blocks.Where(b => b.Index != 0).ToArray());
}
}
}
public void NextBlockMined(string hash, int nonce)
{
Console.WriteLine();
Console.WriteLine("+++++++++++++++++++++++++");
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine($"Found hash: {hash}...");
Console.ResetColor();
Console.WriteLine("+++++++++++++++++++++++++");
CommandFabric.RunDynamic($"send-mining-result -nonce {nonce}");
}
public void Receive(SocketDataBody data)
{
Console.WriteLine($"{data.NodesPair.Item1} -> {data.NodesPair.Item2}");
if (data.Type == SocketDataType.Send)
{
var block = JsonConvert.DeserializeObject <Block>(data.Body);
if (block.Index == this.blockchain.LastBlock.Index + 1 &&
block.PreviousBlockHash == this.blockchain.LastBlock.BlockHash)
{
string lastBlockHash = this.blockchain.LastBlock.BlockHash;
int nonce = block.Nonce;
string winnerHash = CryptographyUtilities.BytesToHex(CryptographyUtilities.CalcSHA256($"{lastBlockHash}{nonce}"));
if (!winnerHash.ToCharArray().Take(this.blockchain.Difficulty).All(s => s == '0'))
{
Console.WriteLine("Incorrect hash...");
return;
}
this.blockchain.AddBlock(block);
}
else
{
if (block.Index <= this.blockchain.LastBlock.Index)
{
Console.WriteLine("Other node is not synced...");
}
else
{
Console.WriteLine("This node is not synced...");
var ip = data.NodesPair.Item1.Split(':')[0];
var port = int.Parse(data.NodesPair.Item1.Split(':')[1]);
CommandFabric.RunDynamic($"sync -ip {ip} -p {port}");
}
}
}
else if (data.Type == SocketDataType.Receive)
{
if (data.Body == "sync")
{
var ip = data.NodesPair.Item2.Split(':')[0];
var port = int.Parse(data.NodesPair.Item2.Split(':')[1]);
CommandFabric.RunDynamic($"sync -ip {ip} -p {port}");
}
//if (data.Body != string.Empty)
//{
// var newBlocks = JsonConvert.DeserializeObject<Block[]>(data.Body).ToList();
// this.blockchain.RemoveBlockInterval(newBlocks.First().Index, newBlocks.Last().Index);
// foreach (var block in newBlocks)
// {
// this.blockchain.AddBlock(block);
// }
//}
}
}
