public AionJob(string id, AionBlockTemplate blockTemplate, ILogger logger, DaemonClient daemon, IComponentContext ctx, JObject solver)
{
Id = id;
BlockTemplate = blockTemplate;
this.logger = logger;
var target = blockTemplate.Target;
if (target.StartsWith("0x"))
{
target = target.Substring(2);
}
this.daemonClient = daemon;
Difficulty = getNetworkDifficulty();
blockTarget = new uint256(target.HexToReverseByteArray());
equihash = EquihashSolverFactory.GetSolver(ctx, solver);
}
protected bool UpdateJob(AionBlockTemplate blockTemplate)
{
logger.LogInvoke();
try
{
// may happen if daemon is currently not connected to peers
if (blockTemplate == null || blockTemplate.HeaderHash == null || blockTemplate.HeaderHash?.Length == 0)
{
return(false);
}
var job = currentJob;
// TODO: Is headerHash comparison needed?
var isNew = currentJob == null ||
job.BlockTemplate.HeaderHash != blockTemplate.HeaderHash;
if (isNew)
{
messageBus.NotifyChainHeight(poolConfig.Id, blockTemplate.Height, poolConfig.Template);
var jobId = NextJobId("x8");
job = new AionJob(jobId, blockTemplate, logger, daemon, ctx, solver);
// logger.Info(() => $"!!! src/Mingingcore/Blockchain/Aion/AionJobManager.cs/UpdateJob jobId '{jobId}' height '{(long)job.BlockTemplate.Height}'");
lock (jobLock)
{
// add jobs
validJobs[jobId] = job;
// remove old ones
var obsoleteKeys = validJobs.Keys
.Where(key => (long)validJobs[key].BlockTemplate.Height < (long)(job.BlockTemplate.Height - MaxBlockBacklog)).ToArray();
foreach (var key in obsoleteKeys)
{
// logger.Info(() => $"!!! src/Mingingcore/Blockchain/Aion/AionJobManager.cs/UpdateJob job-remove key '{key}' height '{(long) validJobs[key].BlockTemplate.Height}' current-height '{(long)job.BlockTemplate.Height}'");
validJobs.Remove(key);
}
}
currentJob = job;
// update stats
BlockchainStats.LastNetworkBlockTime = clock.Now;
BlockchainStats.BlockHeight = currentJob.BlockTemplate.Height;
var(networkHashrate, poolHashRate) = getNetworkAndMinerHashRate();
BlockchainStats.NetworkHashrate = networkHashrate;
PoolHashRate = poolHashRate;
}
return(isNew);
}
catch (Exception ex)
{
logger.Error(ex, () => $"Error during {nameof(UpdateJob)}");
}
return(false);
}