protected virtual void OnSubscribe(StratumClient <BitcoinWorkerContext> client, Timestamped <JsonRpcRequest> tsRequest)
{
var request = tsRequest.Value;
if (request.Id == null)
{
client.RespondError(StratumError.Other, "missing request id", request.Id);
return;
}
var requestParams = request.ParamsAs <string[]>();
var data = new object[]
{
new object[]
{
new object[] { BitcoinStratumMethods.SetDifficulty, client.ConnectionId },
new object[] { BitcoinStratumMethods.MiningNotify, client.ConnectionId }
}
}
.Concat(manager.GetSubscriberData(client))
.ToArray();
client.Respond(data, request.Id);
// setup worker context
client.Context.IsSubscribed = true;
client.Context.UserAgent = requestParams?.Length > 0 ? requestParams[0].Trim() : null;
// send intial update
client.Notify(BitcoinStratumMethods.SetDifficulty, new object[] { client.Context.Difficulty });
client.Notify(BitcoinStratumMethods.MiningNotify, currentJobParams);
}
private void OnAuthorize(StratumClient <EthereumWorkerContext> client, Timestamped <JsonRpcRequest> tsRequest)
{
var request = tsRequest.Value;
if (request.Id == null)
{
client.RespondError(StratumError.Other, "missing request id", request.Id);
return;
}
var requestParams = request.ParamsAs <string[]>();
var workerValue = requestParams?.Length > 0 ? requestParams[0] : null;
//var password = requestParams?.Length > 1 ? requestParams[1] : null;
// extract worker/miner
var split = workerValue?.Split('.');
var minerName = split?.FirstOrDefault();
var workerName = split?.LastOrDefault();
// assumes that workerName is an address
client.Context.IsAuthorized = manager.ValidateAddress(minerName);
client.Context.MinerName = minerName;
client.Context.WorkerName = workerName;
client.Respond(client.Context.IsAuthorized, request.Id);
// send intial update
client.Notify(EthereumStratumMethods.SetDifficulty, new object[] { client.Context.Difficulty });
client.Notify(EthereumStratumMethods.MiningNotify, currentJobParams);
}
private void EnsureInitialWorkSent(StratumClient client)
{
var context = client.ContextAs <AionWorkerContext>();
ArrayList arrayTarget = new ArrayList();
var sendInitialWork = false;
lock (context)
{
if (context.IsSubscribed && context.IsAuthorized && !context.IsInitialWorkSent)
{
context.IsInitialWorkSent = true;
string newTarget = AionUtils.diffToTarget(context.Difficulty);
arrayTarget.Add(newTarget);
sendInitialWork = true;
}
}
if (sendInitialWork)
{
// send intial update
// await client.NotifyAsync(AionStratumMethods.MiningNotify, currentJobParams);
// await client.NotifyAsync(AionStratumMethods.SetTarget, arrayTarget);
client.Notify(AionStratumMethods.MiningNotify, currentJobParams);
client.Notify(AionStratumMethods.SetTarget, arrayTarget);
}
}
protected override async Task OnAuthorizeAsync(StratumClient <BitcoinWorkerContext> client, Timestamped <JsonRpcRequest> tsRequest)
{
await base.OnAuthorizeAsync(client, tsRequest);
if (client.Context.IsAuthorized)
{
// send intial update
client.Notify(ZCashStratumMethods.SetTarget, new object[] { EncodeTarget(client.Context.Difficulty) });
client.Notify(BitcoinStratumMethods.MiningNotify, currentJobParams);
}
}
protected override void UpdateVarDiffAndNotifyClient(StratumClient <BitcoinWorkerContext> client)
{
UpdateVarDiff(client, manager.BlockchainStats.NetworkDifficulty);
if (client.Context.ApplyPendingDifficulty())
{
client.Notify(BitcoinStratumMethods.SetDifficulty, new object[] { client.Context.Difficulty });
// send job
client.Notify(BitcoinStratumMethods.MiningNotify, currentJobParams);
}
}
protected override void OnVarDiffUpdate(StratumClient <BitcoinWorkerContext> client, double newDiff)
{
client.Context.EnqueueNewDifficulty(newDiff);
// apply immediately and notify client
if (client.Context.HasPendingDifficulty)
{
client.Context.ApplyPendingDifficulty();
client.Notify(BitcoinStratumMethods.SetDifficulty, new object[] { client.Context.Difficulty });
client.Notify(BitcoinStratumMethods.MiningNotify, currentJobParams);
}
}
protected override void OnVarDiffUpdate(StratumClient client, double newDiff)
{
base.OnVarDiffUpdate(client, newDiff);
var context = client.GetContextAs <EthereumWorkerContext>();
if (context.HasPendingDifficulty)
{
context.ApplyPendingDifficulty();
client.Notify(EthereumStratumMethods.SetDifficulty, new object[] { context.Difficulty });
client.Notify(EthereumStratumMethods.MiningNotify, currentJobParams);
}
}
private void EnsureInitialWorkSent(StratumClient <EthereumWorkerContext> client)
{
lock (client.Context)
{
if (client.Context.IsAuthorized && client.Context.IsAuthorized && !client.Context.IsInitialWorkSent)
{
client.Context.IsInitialWorkSent = true;
// send intial update
client.Notify(EthereumStratumMethods.SetDifficulty, new object[] { client.Context.Difficulty });
client.Notify(EthereumStratumMethods.MiningNotify, currentJobParams);
}
}
}
protected override void OnVarDiffUpdate(StratumClient <EthereumWorkerContext> client, double newDiff)
{
base.OnVarDiffUpdate(client, newDiff);
// apply immediately and notify client
if (client.Context.HasPendingDifficulty)
{
client.Context.ApplyPendingDifficulty();
// send job
client.Notify(EthereumStratumMethods.SetDifficulty, new object[] { client.Context.Difficulty });
client.Notify(EthereumStratumMethods.MiningNotify, currentJobParams);
}
}
protected override void OnVarDiffUpdate(StratumClient client, double newDiff)
{
var context = client.GetContextAs <BitcoinWorkerContext>();
context.EnqueueNewDifficulty(newDiff);
if (context.HasPendingDifficulty)
{
context.ApplyPendingDifficulty();
client.Notify(BitcoinStratumMethods.SetDifficulty, new object[] { context.Difficulty });
client.Notify(BitcoinStratumMethods.MiningNotify, currentJobParams);
}
}
protected override void OnVarDiffUpdate(StratumClient client, double newDiff)
{
var context = client.GetContextAs <BitcoinWorkerContext>();
context.EnqueueNewDifficulty(newDiff);
// apply immediately and notify client
if (context.HasPendingDifficulty)
{
context.ApplyPendingDifficulty();
client.Notify(ZCashStratumMethods.SetTarget, new object[] { EncodeTarget(context.Difficulty) });
client.Notify(BitcoinStratumMethods.MiningNotify, currentJobParams);
}
}
private void EnsureInitialWorkSent(StratumClient client)
{
var context = client.GetContextAs <EthereumWorkerContext>();
lock (context)
{
if (context.IsAuthorized && context.IsAuthorized && !context.IsInitialWorkSent)
{
context.IsInitialWorkSent = true;
client.Notify(EthereumStratumMethods.SetDifficulty, new object[] { context.Difficulty });
client.Notify(EthereumStratumMethods.MiningNotify, currentJobParams);
}
}
}
private void OnSuggestDifficulty(StratumClient <BitcoinWorkerContext> client, Timestamped <JsonRpcRequest> tsRequest)
{
var request = tsRequest.Value;
// acknowledge
client.Respond(true, request.Id);
try
{
var requestedDiff = (double)Convert.ChangeType(request.Params, TypeCode.Double);
// client may suggest higher-than-base difficulty, but not a lower one
var poolEndpoint = poolConfig.Ports[client.PoolEndpoint.Port];
if (requestedDiff > poolEndpoint.Difficulty)
{
client.Context.SetDifficulty(requestedDiff);
client.Notify(BitcoinStratumMethods.SetDifficulty, new object[] { client.Context.Difficulty });
logger.Info(() => $"[{LogCat}] [{client.ConnectionId}] Difficulty set to {requestedDiff} as requested by miner");
}
}
catch (Exception ex)
{
logger.Error(ex, () => $"[{LogCat}] Unable to convert suggested difficulty {request.Params}");
}
}
protected override void OnVarDiffUpdate(StratumClient client, double newDiff)
{
base.OnVarDiffUpdate(client, newDiff);
// apply immediately and notify client
var context = client.GetContextAs <AionWorkerContext>();
if (context.HasPendingDifficulty)
{
context.ApplyPendingDifficulty();
// send job
client.Notify(AionStratumMethods.SetDifficulty, new object[] { context.Difficulty });
client.Notify(AionStratumMethods.MiningNotify, currentJobParams);
}
}
private void EnsureInitialWorkSent(StratumClient client)
{
var context = client.GetContextAs <EthereumWorkerContext>();
lock (context)
{
if (context.IsAuthorized && context.IsAuthorized && !context.IsInitialWorkSent && context.IsNiceHashClient)
{
context.IsInitialWorkSent = true;
// send intial update
client.Notify(EthereumStratumMethods.SetDifficulty, new object[] { context.Difficulty *EthereumConstants.NicehashStratumDiffFactor });
client.Notify(EthereumStratumMethods.MiningNotify, currentJobParams);
}
}
}
protected override void UpdateVarDiffAndNotifyClient(StratumClient <MoneroWorkerContext> client)
{
UpdateVarDiff(client, manager.BlockchainStats.NetworkDifficulty);
if (client.Context.ApplyPendingDifficulty())
{
// send job
var job = CreateWorkerJob(client);
client.Notify(MoneroStratumMethods.JobNotify, job);
}
}
protected override void OnVarDiffUpdate(StratumClient client, double newDiff)
{
base.OnVarDiffUpdate(client, newDiff);
// apply immediately and notify client
var context = client.GetContextAs <AionWorkerContext>();
if (context.HasPendingDifficulty)
{
context.ApplyPendingDifficulty();
string newTarget = AionUtils.diffToTarget(newDiff);
ArrayList targetArray = new ArrayList();
targetArray.Add(newTarget);
// send job
client.Notify(AionStratumMethods.SetDifficulty, new object[] { context.Difficulty });
client.Notify(AionStratumMethods.MiningNotify, currentJobParams);
client.Notify(AionStratumMethods.SetTarget, targetArray);
}
}
protected virtual async Task OnAuthorizeAsync(StratumClient client, Timestamped <JsonRpcRequest> tsRequest)
{
var request = tsRequest.Value;
if (request.Id == null)
{
client.RespondError(StratumError.Other, "missing request id", request.Id);
return;
}
var context = client.GetContextAs <BitcoinWorkerContext>();
var requestParams = request.ParamsAs <string[]>();
var workerValue = requestParams?.Length > 0 ? requestParams[0] : null;
var password = requestParams?.Length > 1 ? requestParams[1] : null;
var passParts = password?.Split(PasswordControlVarsSeparator);
var split = workerValue?.Split('.');
var minerName = split?.FirstOrDefault()?.Trim();
var workerName = split?.Skip(1).FirstOrDefault()?.Trim() ?? string.Empty;
context.IsAuthorized = !string.IsNullOrEmpty(minerName) && await manager.ValidateAddressAsync(minerName);
context.MinerName = minerName;
context.WorkerName = workerName;
if (context.IsAuthorized)
{
client.Respond(context.IsAuthorized, request.Id);
logger.Info(() => $"[{LogCat}] [{client.ConnectionId}] = {workerValue} = {client.RemoteEndpoint.Address}");
var staticDiff = GetStaticDiffFromPassparts(passParts);
if (staticDiff.HasValue &&
(context.VarDiff != null && staticDiff.Value >= context.VarDiff.Config.MinDiff ||
context.VarDiff == null && staticDiff.Value > context.Difficulty))
{
context.VarDiff = null; context.SetDifficulty(staticDiff.Value);
client.Notify(BitcoinStratumMethods.SetDifficulty, new object[] { context.Difficulty });
}
}
else
{
client.RespondError(StratumError.UnauthorizedWorker, "Authorization failed", request.Id, context.IsAuthorized);
logger.Info(() => $"[{LogCat}] [{client.ConnectionId}] Banning unauthorized worker for 60 sec");
banManager.Ban(client.RemoteEndpoint.Address, TimeSpan.FromSeconds(60));
DisconnectClient(client);
}
}
protected override void OnVarDiffUpdate(StratumClient <MoneroWorkerContext> client, double newDiff)
{
base.OnVarDiffUpdate(client, newDiff);
// apply immediately and notify client
if (client.Context.HasPendingDifficulty)
{
client.Context.ApplyPendingDifficulty();
// re-send job
var job = CreateWorkerJob(client);
client.Notify(MoneroStratumMethods.JobNotify, job);
}
}
private void OnSuggestTarget(StratumClient client, Timestamped <JsonRpcRequest> tsRequest)
{
var request = tsRequest.Value;
var context = client.GetContextAs <BitcoinWorkerContext>();
if (request.Id == null)
{
client.RespondError(StratumError.Other, "missing request id", request.Id);
return;
}
var requestParams = request.ParamsAs <string[]>();
var target = requestParams.FirstOrDefault();
if (!string.IsNullOrEmpty(target))
{
if (System.Numerics.BigInteger.TryParse(target, NumberStyles.HexNumber, CultureInfo.InvariantCulture, out var targetBig))
{
var newDiff = (double)new BigRational(ZCashConstants.Diff1b, targetBig);
var poolEndpoint = poolConfig.Ports[client.PoolEndpoint.Port];
if (newDiff >= poolEndpoint.Difficulty)
{
context.EnqueueNewDifficulty(newDiff);
context.ApplyPendingDifficulty();
client.Notify(ZCashStratumMethods.SetTarget, new object[] { EncodeTarget(context.Difficulty) });
}
else
{
client.RespondError(StratumError.Other, "suggested difficulty too low", request.Id);
}
}
else
{
client.RespondError(StratumError.Other, "invalid target", request.Id);
}
}
else
{
client.RespondError(StratumError.Other, "invalid target", request.Id);
}
}
private void EnsureInitialWorkSent(StratumClient client)
{
var context = client.GetContextAs <AionWorkerContext>();
lock (context)
{
if (context.IsAuthorized && context.IsAuthorized && !context.IsInitialWorkSent)
{
context.IsInitialWorkSent = true;
string newTarget = AionUtils.diffToTarget(context.Difficulty);
// update the difficulty
(((object[])currentJobParams)[2]) = newTarget;
// send intial update
client.Notify(AionStratumMethods.MiningNotify, currentJobParams);
}
}
}
