public void CanCheckBlockWithWitness()
{
var block = new Block(Encoders.Hex.DecodeData("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"));
var consensusFlags = new ConsensusFlags()
{
ScriptFlags = ScriptVerify.Witness | ScriptVerify.P2SH | ScriptVerify.Standard,
LockTimeFlags = LockTimeFlags.MedianTimePast,
EnforceBIP34 = true
};
var context = new ContextInformation()
{
BestBlock = new ContextBlockInformation()
{
MedianTimePast = DateTimeOffset.Parse("2016-03-31T09:02:19+00:00", CultureInfo.InvariantCulture),
Height = 10111
},
NextWorkRequired = block.Header.Bits,
Time = DateTimeOffset.UtcNow
};
var validator = new ConsensusValidator(new NBitcoin.Consensus());
validator.CheckBlockHeader(block.Header);
validator.ContextualCheckBlockHeader(block.Header, context);
validator.ContextualCheckBlock(block, consensusFlags, context);
validator.CheckBlock(block);
}
public void ValidSomeBlocks()
{
using (NodeContext ctx = NodeContext.Create(network: Network.Main))
{
var network = ctx.Network;
var chain = new ConcurrentChain(network.GetGenesis().Header);
if (network == NBitcoin.Network.Main)
{
chain.Load(GetFile("main.data", "https://aois.blob.core.windows.net/public/main.data"));
}
else
{
chain.Load(GetFile("test.data", "https://aois.blob.core.windows.net/public/test.data"));
}
var stack = new CoinViewStack(
new CacheCoinView(
new PrefetcherCoinView(
new BackgroundCommiterCoinView(
ctx.PersistentCoinView))));
var cache = stack.Find <CacheCoinView>();
var backgroundCommiter = stack.Find <BackgroundCommiterCoinView>();
ConsensusValidator valid = new ConsensusValidator(network.Consensus);
valid.UseConsensusLib = false;
Node node = Node.Connect(network, "yournode");
node.VersionHandshake();
var puller = new CustomNodeBlockPuller(chain, node);
var lastSnapshot = valid.PerformanceCounter.Snapshot();
var lastSnapshot2 = ctx.PersistentCoinView.PerformanceCounter.Snapshot();
var lastSnapshot3 = cache.PerformanceCounter.Snapshot();
foreach (var block in valid.Run(stack, puller))
{
if ((DateTimeOffset.UtcNow - lastSnapshot.Taken) > TimeSpan.FromSeconds(5.0))
{
Console.WriteLine();
Console.WriteLine("ActualLookahead :\t" + puller.ActualLookahead + " blocks");
Console.WriteLine("Downloaded Count :\t" + puller.RollingAverageDownloadedCount + " blocks");
Console.WriteLine("CoinViewTip :\t" + backgroundCommiter.Tip.Height);
Console.WriteLine("CommitingTip :\t" + backgroundCommiter.CommitingTip.Height);
Console.WriteLine("InnerTip :\t" + backgroundCommiter.InnerTip.Height);
Console.WriteLine("Cache entries :\t" + cache.CacheEntryCount);
var snapshot = valid.PerformanceCounter.Snapshot();
Console.Write(snapshot - lastSnapshot);
lastSnapshot = snapshot;
var snapshot2 = ctx.PersistentCoinView.PerformanceCounter.Snapshot();
Console.Write(snapshot2 - lastSnapshot2);
lastSnapshot2 = snapshot2;
var snapshot3 = cache.PerformanceCounter.Snapshot();
Console.Write(snapshot3 - lastSnapshot3);
lastSnapshot3 = snapshot3;
}
}
}
}
public MempoolValidator(TxMempool memPool, MempoolScheduler mempoolScheduler,
ConsensusValidator consensusValidator, DateTimeProvider dateTimeProvider, NodeSettings nodeArgs,
ConcurrentChain chain, CoinView coinView)
{
this.memPool = memPool;
this.mempoolScheduler = mempoolScheduler;
this.consensusValidator = consensusValidator;
this.dateTimeProvider = dateTimeProvider;
this.nodeArgs = nodeArgs;
this.chain = chain;
this.coinView = coinView;
freeLimiter = new FreeLimiterSection();
this.PerformanceCounter = new MempoolPerformanceCounter();
}
public static IFullNodeBuilder AddRequired(this IFullNodeBuilder builder)
{
builder.UseBaseFeature();
// TODO: move some of the required services will move to their own feature
return(builder.ConfigureServices(service =>
{
var dataFolder = new DataFolder(builder.NodeSettings);
// TODO: move to ConsensusFeature (required for mempool)
var coinviewdb = new DBreezeCoinView(builder.Network, dataFolder.CoinViewPath);
var coinView = new CachedCoinView(coinviewdb)
{
MaxItems = builder.NodeSettings.Cache.MaxItems
};
var consensusValidator = new ConsensusValidator(builder.Network.Consensus);
service.AddSingleton(consensusValidator);
service.AddSingleton <DBreezeCoinView>(coinviewdb);
service.AddSingleton <CoinView>(coinView);
}));
}
public FullNodeController(
IFullNode fullNode = null,
NodeSettings nodeSettings = null,
Network network = null,
ConsensusValidator consensusValidator = null,
ConcurrentChain chain = null,
ChainBehavior.ChainState chainState = null,
BlockStoreManager blockManager = null,
MempoolManager mempoolManager = null,
Connection.ConnectionManager connectionManager = null)
: base(
fullNode: fullNode,
nodeSettings: nodeSettings,
network: network,
consensusValidator: consensusValidator,
chain: chain,
chainState: chainState,
blockManager: blockManager,
mempoolManager: mempoolManager,
connectionManager: connectionManager)
{
}
public BaseRPCController(
IFullNode fullNode = null,
NodeSettings nodeSettings = null,
Network network = null,
ConsensusValidator consensusValidator = null,
ConsensusLoop consensusLoop = null,
ConcurrentChain chain = null,
ChainBehavior.ChainState chainState = null,
BlockStoreManager blockManager = null,
MempoolManager mempoolManager = null,
Connection.ConnectionManager connectionManager = null)
{
this._FullNode = fullNode;
this._Settings = nodeSettings;
this._Network = network;
this._ConsensusValidator = consensusValidator;
this._ConsensusLoop = consensusLoop;
this._Chain = chain;
this._ChainState = chainState;
this._BlockManager = blockManager;
this._MempoolManager = mempoolManager;
this._ConnectionManager = connectionManager;
}
public void ValidSomeBlocks()
{
using (NodeContext ctx = NodeContext.Create(network: Network.Main, clean: false))
{
var network = ctx.Network;
var chain = new ConcurrentChain(network.GetGenesis().Header);
if (network == NBitcoin.Network.Main)
{
chain.Load(GetFile("main.data", "https://aois.blob.core.windows.net/public/main.data"));
}
else
{
chain.Load(GetFile("test.data", "https://aois.blob.core.windows.net/public/test.data"));
}
//var threads = new CustomThreadPoolTaskScheduler(10, 100, "Parallel Coin Fetcher");
var stack = new CoinViewStack(
new CacheCoinView(
// PrefetcherCoinView(
//new ParallelCoinView(threads,
new BackgroundCommiterCoinView(
ctx.PersistentCoinView))); //);
//new InMemoryCoinView(chain.Genesis));
var bottom = stack.Bottom;
var cache = stack.Find <CacheCoinView>();
var backgroundCommiter = stack.Find <BackgroundCommiterCoinView>();
ConsensusValidator valid = new ConsensusValidator(network.Consensus);
valid.UseConsensusLib = false;
Node node = Node.Connect(network, "yournode");
node.VersionHandshake();
var puller = new CustomNodeBlockPuller(chain, node);
var lastSnapshot = valid.PerformanceCounter.Snapshot();
var lastSnapshot2 = ctx.PersistentCoinView.PerformanceCounter.Snapshot();
var lastSnapshot3 = cache == null ? null : cache.PerformanceCounter.Snapshot();
foreach (var block in valid.Run(stack, puller))
{
if ((DateTimeOffset.UtcNow - lastSnapshot.Taken) > TimeSpan.FromSeconds(5.0))
{
Console.WriteLine();
Console.WriteLine("ActualLookahead :\t" + puller.ActualLookahead + " blocks");
Console.WriteLine("Median Downloaded :\t" + puller.MedianDownloadCount + " blocks");
if (backgroundCommiter != null)
{
Console.WriteLine("CoinViewTip :\t" + backgroundCommiter.Tip.Height);
Console.WriteLine("CommitingTip :\t" + backgroundCommiter.CommitingTip.Height);
}
Console.WriteLine("Bottom Tip :\t" + bottom.Tip.Height);
if (cache != null)
{
Console.WriteLine("Cache entries :\t" + cache.CacheEntryCount);
}
var snapshot = valid.PerformanceCounter.Snapshot();
Console.Write(snapshot - lastSnapshot);
lastSnapshot = snapshot;
var snapshot2 = ctx.PersistentCoinView.PerformanceCounter.Snapshot();
Console.Write(snapshot2 - lastSnapshot2);
lastSnapshot2 = snapshot2;
if (cache != null)
{
var snapshot3 = cache.PerformanceCounter.Snapshot();
Console.Write(snapshot3 - lastSnapshot3);
lastSnapshot3 = snapshot3;
}
}
}
}
}
