private CryptonoteJobParams CreateWorkerJob(StratumClient client)
{
var context = client.ContextAs <CryptonoteWorkerContext>();
var job = new CryptonoteWorkerJob(NextJobId(), context.Difficulty);
manager.PrepareWorkerJob(job, out var blob, out var target);
// should never happen
if (string.IsNullOrEmpty(blob) || string.IsNullOrEmpty(blob))
{
return(null);
}
var result = new CryptonoteJobParams
{
JobId = job.Id,
Blob = blob,
Target = target,
Height = job.Height,
};
// update context
lock (context)
{
context.AddJob(job);
}
return(result);
}
public void AddJob(CryptonoteWorkerJob job)
{
validJobs.Insert(0, job);
while (validJobs.Count > 4)
{
validJobs.RemoveAt(validJobs.Count - 1);
}
}
public void PrepareWorkerJob(CryptonoteWorkerJob workerJob, out string blob, out string target)
{
workerJob.Height = BlockTemplate.Height;
workerJob.ExtraNonce = (uint)Interlocked.Increment(ref extraNonce);
if (extraNonce < 0)
{
extraNonce = 0;
}
blob = EncodeBlob(workerJob.ExtraNonce);
target = EncodeTarget(workerJob.Difficulty);
}
public void PrepareWorkerJob(CryptonoteWorkerJob workerJob, out string blob, out string target)
{
blob = null;
target = null;
var job = currentJob;
if (job != null)
{
lock (job)
{
job.PrepareWorkerJob(workerJob, out blob, out target);
}
}
}
public async ValueTask <Share> SubmitShareAsync(StratumClient worker,
CryptonoteSubmitShareRequest request, CryptonoteWorkerJob workerJob, double stratumDifficultyBase, CancellationToken ct)
{
Contract.RequiresNonNull(worker, nameof(worker));
Contract.RequiresNonNull(request, nameof(request));
logger.LogInvoke(new[] { worker.ConnectionId });
var context = worker.ContextAs <CryptonoteWorkerContext>();
var job = currentJob;
if (workerJob.Height != job?.BlockTemplate.Height)
{
throw new StratumException(StratumError.MinusOne, "block expired");
}
// validate & process
var(share, blobHex) = job.ProcessShare(request.Nonce, workerJob.ExtraNonce, request.Hash, worker);
// enrich share with common data
share.PoolId = poolConfig.Id;
share.IpAddress = worker.RemoteEndpoint.Address.ToString();
share.Miner = context.Miner;
share.Worker = context.Worker;
share.UserAgent = context.UserAgent;
share.Source = clusterConfig.ClusterName;
share.NetworkDifficulty = job.BlockTemplate.Difficulty;
share.Created = clock.Now;
// if block candidate, submit & check if accepted by network
if (share.IsBlockCandidate)
{
logger.Info(() => $"Submitting block {share.BlockHeight} [{share.BlockHash.Substring(0, 6)}]");
share.IsBlockCandidate = await SubmitBlockAsync(share, blobHex, share.BlockHash);
if (share.IsBlockCandidate)
{
logger.Info(() => $"Daemon accepted block {share.BlockHeight} [{share.BlockHash.Substring(0, 6)}] submitted by {context.Miner}");
OnBlockFound();
share.TransactionConfirmationData = share.BlockHash;
}
else
{
// clear fields that no longer apply
share.TransactionConfirmationData = null;
}
}
return(share);
}