private void ProcessShare(Miner m, object id, string jobid, string minernonce)
{
string mixhash;
double d;
jobid = jobid.ToLower();
minernonce = minernonce.ToLower();
if (minernonce.Length != 16 - (Config.ConfigData.StratumExtranonceSize * 2))
{
return;
}
Logging.Log(3, "Received share for job: " + jobid + " xn: " + m.extraNonce + " nonce: " + minernonce);
if (jobid != currentJob.uniqueID)
{
// report stale share
Logging.Log(3, "Received share is stale!");
m.SendShareResultFailed(id, "Stale share.");
// maybe "uncle"?
Job j = jobQueue.Find(jobid);
if (j != null && j.seedHash == currentSeed)
{
d = ShareCheckWrapper.getShareDiff(j.headerHash, m.extraNonce + minernonce, out mixhash);
if (d >= j.difficulty)
{
Logging.Log(1, "Submitting possible uncle, nonce: " + m.extraNonce + minernonce);
WalletShare ws = new WalletShare(m.extraNonce + minernonce, j.headerHash, mixhash);
bool result;
if (!Wallet.SubmitWork(walletUri, ws, out result))
{
pendingShares.Push(ws); // failed to send, save this share and send once wallet is online again
}
}
}
return;
}
// verify for duplicate share
foreach (string n in m.receivedNonces)
{
if (n == minernonce)
{
// report duplicate share
Logging.Log(3, "Received share is duplicate!");
m.SendShareResultFailed(id, "Duplicate share.");
return;
}
}
// verify share diff
d = ShareCheckWrapper.getShareDiff(currentJob.headerHash, m.extraNonce + minernonce, out mixhash);
Logging.Log(3, "Share diff: " + d.ToString("F4") + "/" + m.difficulty.ToString("F4"));
if (d < m.difficulty)
{
// report low diff share
Logging.Log(3, "Received share is above target!");
m.SendShareResultFailed(id, "Share above target.");
return;
}
else if (d >= currentJob.difficulty)
{
// submit to wallet
Logging.Log(1, "Submitting share to the wallet, nonce: " + m.extraNonce + minernonce + " diff: " + d.ToString("F4") + "/" + currentJob.difficulty.ToString("F4"));
WalletShare ws = new WalletShare(m.extraNonce + minernonce, currentJob.headerHash, mixhash);
bool result;
if (!Wallet.SubmitWork(walletUri, ws, out result))
{
pendingShares.Push(ws); // failed to send, save this share and send once wallet is online again
}
}
speedMeasure.AddShare(m.difficulty);
// report OK share
Logging.Log(3, "Received share is OK!");
m.SendShareResultOK(id);
// save share
m.receivedNonces.Add(minernonce);
}
private void ProcessWallet()
{
DateTime before_q = DateTime.Now;
string[] workdata = Wallet.GetWork(walletUri);
DateTime after_q = DateTime.Now;
if (workdata != null && workdata.Length == 3)
{
// work data received successfully
Logging.Log(5, "Received Eth workdata: seedhash=" + workdata[1] +
", headerhash=" + workdata[0] + ", target=" + workdata[2]);
Logging.Log(5, "RPC time: " + (after_q - before_q).TotalMilliseconds.ToString("F0") + " ms");
double walletDiff = ShareCheckWrapper.getHashDiff(workdata[2]);
Job j = new Job(workdata[1], workdata[0], walletDiff);
if (!(j ^ currentJob))
{
j.AdjustID();
Logging.Log(1, "New eth work, job id: " + j.uniqueID + ", wallet diff: " + walletDiff.ToString("F4"));
// new job provided
jobQueue.FixedEnqueue(j);
currentJob = j;
// determine miner diff
double minerDiff = Config.ConfigData.StratumDifficulty;
if (currentJob.difficulty < minerDiff)
{
minerDiff = currentJob.difficulty;
}
//Logging.Log(2, "Setting miner diff to: " + minerDiff.ToString("F4"));
// dispatch job to miners
lock (locker)
{
foreach (Miner m in miners)
{
if (m.isAuthorized && m.isSubscribed)
{
m.SetDifficultyAndJob(minerDiff, currentJob);
}
}
}
}
// verify current seed
if (currentSeed != currentJob.seedHash)
{
int res = ShareCheckWrapper.loadDAGFile(currentJob.seedHash, Config.ConfigData.DAGFolder + "\\");
switch (res)
{
case 0:
currentSeed = currentJob.seedHash;
Logging.Log(1, "Loaded DAG file: " + currentJob.seedHash.Substring(0, 16));
break;
case 1:
Logging.Log(1, "DAG load failed: invalid seedhash: " + currentJob.seedHash.Substring(0, 16));
break;
case 2:
Logging.Log(1, "DAG load failed: DAG file does not exist: " + currentJob.seedHash.Substring(0, 16));
break;
case 3:
Logging.Log(1, "DAG load failed: DAG file size is zero: " + currentJob.seedHash.Substring(0, 16));
break;
case 4:
Logging.Log(1, "DAG load failed: not enough memory?");
break;
case 5:
Logging.Log(1, "DAG load failed: cannot read DAG file: " + currentJob.seedHash.Substring(0, 16));
break;
default:
break;
}
}
// now that wallet is 100% on, dispatch all queued wallet shares
while (pendingShares.Count > 0)
{
WalletShare ws = pendingShares.Pop();
bool result;
if (!Wallet.SubmitWork(walletUri, ws, out result))
{
pendingShares.Push(ws); // wallet off again, save again and try later
break;
}
}
}
}