private void SetupRulesEngine(ChainIndexer chainIndexer)
{
var dateTimeProvider = new DateTimeProvider();
var posConsensusRules = new PosConsensusRuleEngine(
this.stratisTest,
this.LoggerFactory.Object,
this.dateTimeProvider.Object,
chainIndexer,
new NodeDeployments(this.stratisTest, chainIndexer),
new ConsensusSettings(new NodeSettings(this.stratisTest)),
new Checkpoints(),
new Mock <ICoinView>().Object,
new Mock <IStakeChain>().Object,
new Mock <IStakeValidator>().Object,
new Mock <IChainState>().Object,
new InvalidBlockHashStore(dateTimeProvider),
new NodeStats(dateTimeProvider),
new Mock <IRewindDataIndexCache>().Object);
posConsensusRules.Register();
this.consensusManager.SetupGet(x => x.ConsensusRules)
.Returns(posConsensusRules);
}
/// <summary>
/// Create the MempoolManager used for testing whether transactions are accepted to the memory pool.
/// </summary>
private void CreateMempoolManager()
{
this.mempoolSettings = new MempoolSettings(this.nodeSettings);
this.consensusSettings = new ConsensusSettings(this.nodeSettings);
this.txMemPool = new TxMempool(this.dateTimeProvider, new BlockPolicyEstimator(
new MempoolSettings(this.nodeSettings), this.loggerFactory, this.nodeSettings), this.loggerFactory, this.nodeSettings);
this.concurrentChain = new ConcurrentChain(this.Network);
this.nodeDeployments = new NodeDeployments(this.Network, this.concurrentChain);
this.MockCoinView();
this.MockStakeChain();
this.MockStakeValidator();
// Create POS consensus rules engine.
var checkpoints = new Mock <ICheckpoints>();
var chainState = new ChainState();
new FullNodeBuilderConsensusExtension.PosConsensusRulesRegistration().RegisterRules(this.Network.Consensus);
ConsensusRuleEngine consensusRuleEngine = new PosConsensusRuleEngine(this.Network, this.loggerFactory, this.dateTimeProvider,
this.concurrentChain, this.nodeDeployments, this.consensusSettings, checkpoints.Object, this.coinView.Object, this.stakeChain.Object,
this.stakeValidator.Object, chainState, new InvalidBlockHashStore(this.dateTimeProvider), new Mock <INodeStats>().Object, new Mock <IRewindDataIndexCache>().Object)
.Register();
// Create mempool validator.
var mempoolLock = new MempoolSchedulerLock();
var mempoolValidator = new MempoolValidator(this.txMemPool, mempoolLock, this.dateTimeProvider, this.mempoolSettings, this.concurrentChain,
this.coinView.Object, this.loggerFactory, this.nodeSettings, consensusRuleEngine);
// Create mempool manager.
var mempoolPersistence = new Mock <IMempoolPersistence>();
this.mempoolManager = new MempoolManager(mempoolLock, this.txMemPool, mempoolValidator, this.dateTimeProvider, this.mempoolSettings,
mempoolPersistence.Object, this.coinView.Object, this.loggerFactory, this.Network);
}
/// <inheritdoc />
public override void Initialize()
{
this.PosParent = this.Parent as PosConsensusRuleEngine;
Guard.NotNull(this.PosParent, nameof(this.PosParent));
this.LastCheckpointHeight = this.Parent.Checkpoints.LastCheckpointHeight;
this.LastCheckpoint = this.Parent.Checkpoints.GetCheckpoint(this.LastCheckpointHeight);
}
/// <inheritdoc />
public override void Initialize()
{
this.PosParent = this.Parent as PosConsensusRuleEngine;
Guard.NotNull(this.PosParent, nameof(this.PosParent));
if (this.PosParent.Network.Consensus.Options is PosConsensusOptions options)
{
this.ProvenHeadersActivationHeight = options.ProvenHeadersActivationHeight;
}
}
/// <summary>
/// Create the MempoolManager used for testing whether transactions are accepted to the memory pool.
/// </summary>
private void CreateMempoolManager()
{
this.mempoolSettings = new MempoolSettings(this.nodeSettings);
this.consensusSettings = new ConsensusSettings(this.nodeSettings);
this.txMemPool = new TxMempool(this.dateTimeProvider, new BlockPolicyEstimator(
new MempoolSettings(this.nodeSettings), this.loggerFactory, this.nodeSettings), this.loggerFactory, this.nodeSettings);
this.chainIndexer = new ChainIndexer(this.Network);
this.nodeDeployments = new NodeDeployments(this.Network, this.chainIndexer);
this.MockCoinView();
this.MockStakeChain();
this.MockStakeValidator();
// Create POS consensus rules engine.
var checkpoints = new Mock <ICheckpoints>();
var chainState = new ChainState();
var consensusRulesContainer = new ConsensusRulesContainer();
foreach (var ruleType in this.Network.Consensus.ConsensusRules.HeaderValidationRules)
{
consensusRulesContainer.HeaderValidationRules.Add(Activator.CreateInstance(ruleType) as HeaderValidationConsensusRule);
}
foreach (var ruleType in this.Network.Consensus.ConsensusRules.FullValidationRules)
{
consensusRulesContainer.FullValidationRules.Add(Activator.CreateInstance(ruleType) as FullValidationConsensusRule);
}
ConsensusRuleEngine consensusRuleEngine = new PosConsensusRuleEngine(this.Network, this.loggerFactory, this.dateTimeProvider,
this.chainIndexer, this.nodeDeployments, this.consensusSettings, checkpoints.Object, this.coinView.Object, this.stakeChain.Object,
this.stakeValidator.Object, chainState, new InvalidBlockHashStore(this.dateTimeProvider), new Mock <INodeStats>().Object, new Mock <IRewindDataIndexCache>().Object, this.asyncProvider, consensusRulesContainer)
.SetupRulesEngineParent();
// Create mempool validator.
var mempoolLock = new MempoolSchedulerLock();
var mempoolValidator = new MempoolValidator(this.txMemPool, mempoolLock, this.dateTimeProvider, this.mempoolSettings, this.chainIndexer,
this.coinView.Object, this.loggerFactory, this.nodeSettings, consensusRuleEngine);
// Create mempool manager.
var mempoolPersistence = new Mock <IMempoolPersistence>();
this.mempoolManager = new MempoolManager(mempoolLock, this.txMemPool, mempoolValidator, this.dateTimeProvider, this.mempoolSettings,
mempoolPersistence.Object, this.coinView.Object, this.loggerFactory, this.Network);
}
private void SetupRulesEngine(ChainIndexer chainIndexer)
{
var dateTimeProvider = new DateTimeProvider();
var consensusRulesContainer = new ConsensusRulesContainer();
foreach (var ruleType in this.Network.Consensus.ConsensusRules.HeaderValidationRules)
{
consensusRulesContainer.HeaderValidationRules.Add(Activator.CreateInstance(ruleType) as HeaderValidationConsensusRule);
}
foreach (var ruleType in this.Network.Consensus.ConsensusRules.PartialValidationRules)
{
consensusRulesContainer.PartialValidationRules.Add(Activator.CreateInstance(ruleType) as PartialValidationConsensusRule);
}
foreach (var ruleType in this.Network.Consensus.ConsensusRules.FullValidationRules)
{
consensusRulesContainer.FullValidationRules.Add(Activator.CreateInstance(ruleType) as FullValidationConsensusRule);
}
var posConsensusRules = new PosConsensusRuleEngine(
this.stratisTest,
this.LoggerFactory.Object,
this.dateTimeProvider.Object,
chainIndexer,
new NodeDeployments(this.stratisTest, chainIndexer),
new ConsensusSettings(new NodeSettings(this.stratisTest)),
new Checkpoints(),
new Mock <ICoinView>().Object,
new Mock <IStakeChain>().Object,
new Mock <IStakeValidator>().Object,
new Mock <IChainState>().Object,
new InvalidBlockHashStore(dateTimeProvider),
new NodeStats(dateTimeProvider, this.LoggerFactory.Object),
new Mock <IRewindDataIndexCache>().Object,
this.CreateAsyncProvider(),
consensusRulesContainer);
posConsensusRules.SetupRulesEngineParent();
this.consensusManager.SetupGet(x => x.ConsensusRules)
.Returns(posConsensusRules);
}
/// <inheritdoc />
public override void Initialize()
{
this.PosParent = this.Parent as PosConsensusRuleEngine;
Guard.NotNull(this.PosParent, nameof(this.PosParent));
}
/// <summary>
/// Creates the consensus manager used by <see cref="PosCoinViewRuleFailsAsync"/>.
/// </summary>
/// <param name="unspentOutputs">The dictionary used to mock up the <see cref="ICoinView"/>.</param>
/// <returns>The constructed consensus manager.</returns>
private async Task <ConsensusManager> CreateConsensusManagerAsync(Dictionary <OutPoint, UnspentOutput> unspentOutputs)
{
this.consensusSettings = new ConsensusSettings(Configuration.NodeSettings.Default(this.network));
var initialBlockDownloadState = new InitialBlockDownloadState(this.chainState.Object, this.network, this.consensusSettings, new Checkpoints(), DateTimeProvider.Default);
var signals = new Signals.Signals(this.loggerFactory.Object, null);
var asyncProvider = new AsyncProvider(this.loggerFactory.Object, signals);
var consensusRulesContainer = new ConsensusRulesContainer();
foreach (var ruleType in this.network.Consensus.ConsensusRules.FullValidationRules)
{
consensusRulesContainer.FullValidationRules.Add(Activator.CreateInstance(ruleType) as FullValidationConsensusRule);
}
// Register POS consensus rules.
// new FullNodeBuilderConsensusExtension.PosConsensusRulesRegistration().RegisterRules(this.network.Consensus);
var consensusRuleEngine = new PosConsensusRuleEngine(this.network, this.loggerFactory.Object, DateTimeProvider.Default,
this.ChainIndexer, this.nodeDeployments, this.consensusSettings, this.checkpoints.Object, this.coinView.Object, this.stakeChain.Object,
this.stakeValidator.Object, this.chainState.Object, new InvalidBlockHashStore(this.dateTimeProvider.Object), new Mock <INodeStats>().Object, this.rewindDataIndexStore.Object, this.asyncProvider, consensusRulesContainer)
.SetupRulesEngineParent();
var headerValidator = new HeaderValidator(consensusRuleEngine, this.loggerFactory.Object);
var integrityValidator = new IntegrityValidator(consensusRuleEngine, this.loggerFactory.Object);
var partialValidator = new PartialValidator(asyncProvider, consensusRuleEngine, this.loggerFactory.Object);
var fullValidator = new FullValidator(consensusRuleEngine, this.loggerFactory.Object);
// Create the chained header tree.
var chainedHeaderTree = new ChainedHeaderTree(this.network, this.loggerFactory.Object, headerValidator, this.checkpoints.Object,
this.chainState.Object, new Mock <IFinalizedBlockInfoRepository>().Object, this.consensusSettings, new InvalidBlockHashStore(new DateTimeProvider()), new ChainWorkComparer());
// Create consensus manager.
var consensus = new ConsensusManager(chainedHeaderTree, this.network, this.loggerFactory.Object, this.chainState.Object, integrityValidator,
partialValidator, fullValidator, consensusRuleEngine, new Mock <IFinalizedBlockInfoRepository>().Object, signals,
new Mock <IPeerBanning>().Object, initialBlockDownloadState, this.ChainIndexer, new Mock <IBlockPuller>().Object, new Mock <IBlockStore>().Object,
new Mock <IConnectionManager>().Object, new Mock <INodeStats>().Object, new Mock <INodeLifetime>().Object, this.consensusSettings, this.dateTimeProvider.Object);
// Mock the coinviews "FetchCoinsAsync" method. We will use the "unspentOutputs" dictionary to track spendable outputs.
this.coinView.Setup(d => d.FetchCoins(It.IsAny <OutPoint[]>()))
.Returns((OutPoint[] txIds) =>
{
var result = new FetchCoinsResponse();
for (int i = 0; i < txIds.Length; i++)
{
unspentOutputs.TryGetValue(txIds[i], out UnspentOutput unspent);
result.UnspentOutputs.Add(txIds[i], unspent);
}
return(result);
});
// Mock the coinviews "GetTipHashAsync" method.
this.coinView.Setup(d => d.GetTipHash()).Returns(() =>
{
return(new HashHeightPair(this.ChainIndexer.Tip));
});
// Since we are mocking the stake validator ensure that GetNextTargetRequired returns something sensible. Otherwise we get the "bad-diffbits" error.
this.stakeValidator.Setup(s => s.GetNextTargetRequired(It.IsAny <IStakeChain>(), It.IsAny <ChainedHeader>(), It.IsAny <IConsensus>(), It.IsAny <bool>()))
.Returns(this.network.Consensus.PowLimit);
// Skip validation of signature in the proven header
this.stakeValidator.Setup(s => s.VerifySignature(It.IsAny <UnspentOutput>(), It.IsAny <Transaction>(), 0, It.IsAny <ScriptVerify>()))
.Returns(true);
// Skip validation of stake kernel
this.stakeValidator.Setup(s => s.CheckStakeKernelHash(It.IsAny <PosRuleContext>(), It.IsAny <uint>(), It.IsAny <uint256>(), It.IsAny <UnspentOutput>(), It.IsAny <OutPoint>(), It.IsAny <uint>()))
.Returns(true);
// Since we are mocking the stakechain ensure that the Get returns a BlockStake. Otherwise this results in "previous stake is not found".
this.stakeChain.Setup(d => d.Get(It.IsAny <uint256>())).Returns(new BlockStake()
{
Flags = BlockFlag.BLOCK_PROOF_OF_STAKE,
StakeModifierV2 = 0,
StakeTime = (this.ChainIndexer.Tip.Header.Time + 60) & ~PosConsensusOptions.StakeTimestampMask
});
// Since we are mocking the chainState ensure that the BlockStoreTip returns a usable value.
this.chainState.Setup(d => d.BlockStoreTip).Returns(this.ChainIndexer.Tip);
// Since we are mocking the chainState ensure that the ConsensusTip returns a usable value.
this.chainState.Setup(d => d.ConsensusTip).Returns(this.ChainIndexer.Tip);
// Initialize the consensus manager.
await consensus.InitializeAsync(this.ChainIndexer.Tip);
return(consensus);
}
/// <summary>
/// Create the MempoolManager used for testing whether transactions are accepted to the memory pool.
/// </summary>
private void CreateMempoolManager()
{
this.mempoolSettings = new MempoolSettings(this.nodeSettings);
this.consensusSettings = new ConsensusSettings(this.nodeSettings);
this.txMemPool = new TxMempool(this.dateTimeProvider, new BlockPolicyEstimator(
new MempoolSettings(this.nodeSettings), this.loggerFactory, this.nodeSettings), this.loggerFactory, this.nodeSettings);
this.chainIndexer = new ChainIndexer(this.Network);
this.nodeDeployments = new NodeDeployments(this.Network, this.chainIndexer);
this.MockCoinView();
this.MockStakeChain();
this.MockStakeValidator();
// Create POS consensus rules engine.
var checkpoints = new Mock <ICheckpoints>();
var chainState = new ChainState();
var consensusRulesContainer = new ConsensusRulesContainer();
foreach (var ruleType in this.Network.Consensus.ConsensusRules.HeaderValidationRules)
{
consensusRulesContainer.HeaderValidationRules.Add(Activator.CreateInstance(ruleType) as HeaderValidationConsensusRule);
}
foreach (var ruleType in this.Network.Consensus.ConsensusRules.FullValidationRules)
{
consensusRulesContainer.FullValidationRules.Add(Activator.CreateInstance(ruleType) as FullValidationConsensusRule);
}
ConsensusRuleEngine consensusRuleEngine = new PosConsensusRuleEngine(this.Network, this.loggerFactory, this.dateTimeProvider,
this.chainIndexer, this.nodeDeployments, this.consensusSettings, checkpoints.Object, this.coinView.Object, this.stakeChain.Object,
this.stakeValidator.Object, chainState, new InvalidBlockHashStore(this.dateTimeProvider), new Mock <INodeStats>().Object, new Mock <IRewindDataIndexCache>().Object, this.asyncProvider, consensusRulesContainer)
.SetupRulesEngineParent();
// Create mempool validator.
var mempoolLock = new MempoolSchedulerLock();
// The mempool rule constructors aren't parameterless, so we have to manually inject the dependencies for every rule
var mempoolRules = new List <MempoolRule>
{
new CheckConflictsMempoolRule(this.Network, this.txMemPool, this.mempoolSettings, this.chainIndexer, this.loggerFactory),
new CheckCoinViewMempoolRule(this.Network, this.txMemPool, this.mempoolSettings, this.chainIndexer, this.loggerFactory),
new CreateMempoolEntryMempoolRule(this.Network, this.txMemPool, this.mempoolSettings, this.chainIndexer, consensusRuleEngine, this.loggerFactory),
new CheckSigOpsMempoolRule(this.Network, this.txMemPool, this.mempoolSettings, this.chainIndexer, this.loggerFactory),
new CheckFeeMempoolRule(this.Network, this.txMemPool, this.mempoolSettings, this.chainIndexer, this.loggerFactory),
new CheckRateLimitMempoolRule(this.Network, this.txMemPool, this.mempoolSettings, this.chainIndexer, this.loggerFactory),
new CheckAncestorsMempoolRule(this.Network, this.txMemPool, this.mempoolSettings, this.chainIndexer, this.loggerFactory),
new CheckReplacementMempoolRule(this.Network, this.txMemPool, this.mempoolSettings, this.chainIndexer, this.loggerFactory),
new CheckAllInputsMempoolRule(this.Network, this.txMemPool, this.mempoolSettings, this.chainIndexer, consensusRuleEngine, this.loggerFactory),
new CheckTxOutDustRule(this.Network, this.txMemPool, this.mempoolSettings, this.chainIndexer, this.loggerFactory)
};
// We also have to check that the manually instantiated rules match the ones in the network, or the test isn't valid
for (int i = 0; i < this.Network.Consensus.MempoolRules.Count; i++)
{
if (this.Network.Consensus.MempoolRules[i] != mempoolRules[i].GetType())
{
throw new Exception("Mempool rule type mismatch");
}
}
Assert.Equal(this.Network.Consensus.MempoolRules.Count, mempoolRules.Count);
var mempoolValidator = new MempoolValidator(this.txMemPool, mempoolLock, this.dateTimeProvider, this.mempoolSettings, this.chainIndexer,
this.coinView.Object, this.loggerFactory, this.nodeSettings, consensusRuleEngine, mempoolRules, new NodeDeployments(this.Network, this.chainIndexer));
// Create mempool manager.
var mempoolPersistence = new Mock <IMempoolPersistence>();
this.mempoolManager = new MempoolManager(mempoolLock, this.txMemPool, mempoolValidator, this.dateTimeProvider, this.mempoolSettings,
mempoolPersistence.Object, this.coinView.Object, this.loggerFactory, this.Network);
}
public static async Task <ITestChainContext> CreatePosAsync(Network network, Script scriptPubKey, string dataDir, bool requireStandard = true)
{
var nodeSettings = new NodeSettings(network, args: new string[] { $"-datadir={dataDir}" });
ILoggerFactory loggerFactory = nodeSettings.LoggerFactory;
IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;
network.Consensus.Options = new ConsensusOptions();
var consensusRulesContainer = new ConsensusRulesContainer();
foreach (var ruleType in network.Consensus.ConsensusRules.HeaderValidationRules)
{
// Don't check PoW of a header in this test.
if (ruleType == typeof(CheckDifficultyPowRule))
{
continue;
}
consensusRulesContainer.HeaderValidationRules.Add(Activator.CreateInstance(ruleType) as HeaderValidationConsensusRule);
}
foreach (Type ruleType in network.Consensus.ConsensusRules.FullValidationRules)
{
consensusRulesContainer.FullValidationRules.Add(Activator.CreateInstance(ruleType) as FullValidationConsensusRule);
}
foreach (Type ruleType in network.Consensus.ConsensusRules.PartialValidationRules)
{
consensusRulesContainer.PartialValidationRules.Add(Activator.CreateInstance(ruleType) as PartialValidationConsensusRule);
}
var consensusSettings = new ConsensusSettings(nodeSettings);
var chain = new ChainIndexer(network);
var inMemoryCoinView = new InMemoryCoinView(new HashHeightPair(chain.Tip));
var chainState = new ChainState();
var deployments = new NodeDeployments(network, chain);
var asyncProvider = new AsyncProvider(loggerFactory, new Mock <ISignals>().Object, new NodeLifetime());
var stakeChain = new StakeChainStore(network, chain, null, loggerFactory);
ConsensusRuleEngine consensusRules = new PosConsensusRuleEngine(network, loggerFactory, dateTimeProvider, chain, deployments, consensusSettings, new Checkpoints(),
inMemoryCoinView, stakeChain, new StakeValidator(network, stakeChain, chain, inMemoryCoinView, loggerFactory), chainState, new InvalidBlockHashStore(dateTimeProvider),
new NodeStats(dateTimeProvider, loggerFactory), new RewindDataIndexCache(dateTimeProvider, network, new FinalizedBlockInfoRepository(new HashHeightPair()), new Checkpoints()), asyncProvider, consensusRulesContainer).SetupRulesEngineParent();
ConsensusManager consensus = ConsensusManagerHelper.CreateConsensusManager(network, dataDir, chainState, chainIndexer: chain, consensusRules: consensusRules, inMemoryCoinView: inMemoryCoinView);
var genesis = new ChainedHeader(network.GetGenesis().Header, network.GenesisHash, 0);
chainState.BlockStoreTip = genesis;
await consensus.InitializeAsync(genesis).ConfigureAwait(false);
var mempoolSettings = new MempoolSettings(nodeSettings)
{
RequireStandard = requireStandard
};
var blockPolicyEstimator = new BlockPolicyEstimator(mempoolSettings, loggerFactory, nodeSettings);
var mempool = new TxMempool(dateTimeProvider, blockPolicyEstimator, loggerFactory, nodeSettings);
var mempoolLock = new MempoolSchedulerLock();
// The mempool rule constructors aren't parameterless, so we have to manually inject the dependencies for every rule
var mempoolRules = new List <MempoolRule>
{
new CheckConflictsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CheckCoinViewMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CreateMempoolEntryMempoolRule(network, mempool, mempoolSettings, chain, consensusRules, loggerFactory),
new CheckSigOpsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CheckFeeMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CheckRateLimitMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CheckAncestorsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CheckReplacementMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CheckAllInputsMempoolRule(network, mempool, mempoolSettings, chain, consensusRules, deployments, loggerFactory),
new CheckTxOutDustRule(network, mempool, mempoolSettings, chain, loggerFactory),
};
// We also have to check that the manually instantiated rules match the ones in the network, or the test isn't valid
for (int i = 0; i < network.Consensus.MempoolRules.Count; i++)
{
if (network.Consensus.MempoolRules[i] != mempoolRules[i].GetType())
{
throw new Exception("Mempool rule type mismatch");
}
}
var mempoolValidator = new MempoolValidator(mempool, mempoolLock, dateTimeProvider, mempoolSettings, chain, inMemoryCoinView, loggerFactory, nodeSettings, consensusRules, mempoolRules, deployments);
var blocks = new List <Block>();
var srcTxs = new List <Transaction>();
DateTimeOffset now = DateTimeOffset.UtcNow;
for (int i = 0; i < 50; i++)
{
uint nonce = 0;
Block block = network.CreateBlock();
block.Header.HashPrevBlock = chain.Tip.HashBlock;
block.Header.Bits = block.Header.GetWorkRequired(network, chain.Tip);
block.Header.UpdateTime(now, network, chain.Tip);
Transaction coinbase = network.CreateTransaction();
coinbase.AddInput(TxIn.CreateCoinbase(chain.Height + 1));
coinbase.AddOutput(new TxOut(network.Consensus.ProofOfWorkReward, scriptPubKey));
block.AddTransaction(coinbase);
block.UpdateMerkleRoot();
while (!block.CheckProofOfWork())
{
block.Header.Nonce = ++nonce;
}
block.Header.PrecomputeHash();
blocks.Add(block);
chain.SetTip(block.Header);
srcTxs.Add(block.Transactions[0]);
inMemoryCoinView.SaveChanges(new List <UnspentOutput>()
{
new UnspentOutput(new OutPoint(block.Transactions[0], 0), new Coins((uint)(i + 1), block.Transactions[0].Outputs.First(), block.Transactions[0].IsCoinBase))
}, new HashHeightPair(chain.Tip.Previous), new HashHeightPair(chain.Tip));
}
return(new TestChainContext {
MempoolValidator = mempoolValidator, MempoolSettings = mempoolSettings, ChainIndexer = chain, SrcTxs = srcTxs
});
}
public static async Task <ITestChainContext> CreatePosAsync(Network network, Script scriptPubKey, string dataDir)
{
var nodeSettings = new NodeSettings(network, args: new string[] { $"-datadir={dataDir}" });
ILoggerFactory loggerFactory = nodeSettings.LoggerFactory;
IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;
network.Consensus.Options = new ConsensusOptions();
var consensusRulesContainer = new ConsensusRulesContainer();
foreach (var ruleType in network.Consensus.ConsensusRules.HeaderValidationRules)
{
// Dont check PoW of a header in this test.
if (ruleType == typeof(CheckDifficultyPowRule))
{
continue;
}
consensusRulesContainer.HeaderValidationRules.Add(Activator.CreateInstance(ruleType) as HeaderValidationConsensusRule);
}
foreach (var ruleType in network.Consensus.ConsensusRules.FullValidationRules)
{
consensusRulesContainer.FullValidationRules.Add(Activator.CreateInstance(ruleType) as FullValidationConsensusRule);
}
foreach (var ruleType in network.Consensus.ConsensusRules.PartialValidationRules)
{
consensusRulesContainer.PartialValidationRules.Add(Activator.CreateInstance(ruleType) as PartialValidationConsensusRule);
}
var consensusSettings = new ConsensusSettings(nodeSettings);
var chain = new ChainIndexer(network);
var inMemoryCoinView = new InMemoryCoinView(chain.Tip.HashBlock);
var chainState = new ChainState();
var deployments = new NodeDeployments(network, chain);
ConsensusRuleEngine consensusRules;
var asyncProvider = new AsyncProvider(loggerFactory, new Mock <ISignals>().Object, new NodeLifetime());
var stakeChain = new StakeChainStore(network, chain, null, loggerFactory);
consensusRules = new PosConsensusRuleEngine(network, loggerFactory, dateTimeProvider, chain, deployments, consensusSettings, new Checkpoints(),
inMemoryCoinView, stakeChain, new StakeValidator(network, stakeChain, chain, inMemoryCoinView, loggerFactory), chainState, new InvalidBlockHashStore(dateTimeProvider),
new NodeStats(dateTimeProvider, loggerFactory), new RewindDataIndexCache(dateTimeProvider, network), asyncProvider, consensusRulesContainer).SetupRulesEngineParent();
ConsensusManager consensus = ConsensusManagerHelper.CreateConsensusManager(network, dataDir, chainState, chainIndexer: chain, consensusRules: consensusRules, inMemoryCoinView: inMemoryCoinView);
var genesis = new ChainedHeader(network.GetGenesis().Header, network.GenesisHash, 0);
chainState.BlockStoreTip = genesis;
await consensus.InitializeAsync(genesis).ConfigureAwait(false);
var blockPolicyEstimator = new BlockPolicyEstimator(new MempoolSettings(nodeSettings), loggerFactory, nodeSettings);
var mempool = new TxMempool(dateTimeProvider, blockPolicyEstimator, loggerFactory, nodeSettings);
var mempoolLock = new MempoolSchedulerLock();
var mempoolValidator = new MempoolValidator(mempool, mempoolLock, dateTimeProvider, new MempoolSettings(nodeSettings), chain, inMemoryCoinView, loggerFactory, nodeSettings, consensusRules);
return(new TestChainContext {
MempoolValidator = mempoolValidator
});
}
public static async Task <ITestChainContext> CreatePosAsync(Network network, Script scriptPubKey, string dataDir)
{
var nodeSettings = new NodeSettings(network, args: new string[] { $"-datadir={dataDir}" });
ILoggerFactory loggerFactory = nodeSettings.LoggerFactory;
IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;
network.Consensus.Options = new ConsensusOptions();
var consensusRulesContainer = new ConsensusRulesContainer();
foreach (var ruleType in network.Consensus.ConsensusRules.HeaderValidationRules)
{
// Dont check PoW of a header in this test.
if (ruleType == typeof(CheckDifficultyPowRule))
{
continue;
}
consensusRulesContainer.HeaderValidationRules.Add(Activator.CreateInstance(ruleType) as HeaderValidationConsensusRule);
}
foreach (var ruleType in network.Consensus.ConsensusRules.FullValidationRules)
{
consensusRulesContainer.FullValidationRules.Add(Activator.CreateInstance(ruleType) as FullValidationConsensusRule);
}
foreach (var ruleType in network.Consensus.ConsensusRules.PartialValidationRules)
{
consensusRulesContainer.PartialValidationRules.Add(Activator.CreateInstance(ruleType) as PartialValidationConsensusRule);
}
var consensusSettings = new ConsensusSettings(nodeSettings);
var chain = new ChainIndexer(network);
var inMemoryCoinView = new InMemoryCoinView(chain.Tip.HashBlock);
var chainState = new ChainState();
var deployments = new NodeDeployments(network, chain);
ConsensusRuleEngine consensusRules;
var asyncProvider = new AsyncProvider(loggerFactory, new Mock <ISignals>().Object, new NodeLifetime());
var stakeChain = new StakeChainStore(network, chain, null, loggerFactory);
consensusRules = new PosConsensusRuleEngine(network, loggerFactory, dateTimeProvider, chain, deployments, consensusSettings, new Checkpoints(),
inMemoryCoinView, stakeChain, new StakeValidator(network, stakeChain, chain, inMemoryCoinView, loggerFactory), chainState, new InvalidBlockHashStore(dateTimeProvider),
new NodeStats(dateTimeProvider, loggerFactory), new RewindDataIndexCache(dateTimeProvider, network), asyncProvider, consensusRulesContainer).SetupRulesEngineParent();
ConsensusManager consensus = ConsensusManagerHelper.CreateConsensusManager(network, dataDir, chainState, chainIndexer: chain, consensusRules: consensusRules, inMemoryCoinView: inMemoryCoinView);
var genesis = new ChainedHeader(network.GetGenesis().Header, network.GenesisHash, 0);
chainState.BlockStoreTip = genesis;
await consensus.InitializeAsync(genesis).ConfigureAwait(false);
var mempoolSettings = new MempoolSettings(nodeSettings);
var blockPolicyEstimator = new BlockPolicyEstimator(mempoolSettings, loggerFactory, nodeSettings);
var mempool = new TxMempool(dateTimeProvider, blockPolicyEstimator, loggerFactory, nodeSettings);
var mempoolLock = new MempoolSchedulerLock();
// The mempool rule constructors aren't parameterless, so we have to manually inject the dependencies for every rule
var mempoolRules = new List <MempoolRule>
{
new CheckConflictsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CheckCoinViewMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CreateMempoolEntryMempoolRule(network, mempool, mempoolSettings, chain, consensusRules, loggerFactory),
new CheckSigOpsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CheckFeeMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CheckRateLimitMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CheckAncestorsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CheckReplacementMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CheckAllInputsMempoolRule(network, mempool, mempoolSettings, chain, consensusRules, loggerFactory),
new CheckTxOutDustRule(network, mempool, mempoolSettings, chain, loggerFactory),
};
// We also have to check that the manually instantiated rules match the ones in the network, or the test isn't valid
for (int i = 0; i < network.Consensus.MempoolRules.Count; i++)
{
if (network.Consensus.MempoolRules[i] != mempoolRules[i].GetType())
{
throw new Exception("Mempool rule type mismatch");
}
}
var nodeDeployments = new NodeDeployments(network, chain);
var mempoolValidator = new MempoolValidator(mempool, mempoolLock, dateTimeProvider, new MempoolSettings(nodeSettings), chain, inMemoryCoinView, loggerFactory, nodeSettings, consensusRules, mempoolRules, nodeDeployments);
return(new TestChainContext {
MempoolValidator = mempoolValidator
});
}
