/// <inheritdoc />
/// <exception cref="ConsensusErrors.BadBlockSigOps">The block contains more signature check operations than allowed.</exception>
public override Task RunAsync(RuleContext context)
{
if (context.SkipValidation)
{
return(Task.CompletedTask);
}
Block block = context.ValidationContext.BlockToValidate;
ConsensusOptions options = this.Parent.Network.Consensus.Options;
long nSigOps = 0;
foreach (Transaction tx in block.Transactions)
{
nSigOps += this.GetLegacySigOpCount(tx);
}
if ((nSigOps * options.WitnessScaleFactor) > options.MaxBlockSigopsCost)
{
this.Logger.LogTrace("(-)[BAD_BLOCK_SIGOPS]");
ConsensusErrors.BadBlockSigOps.Throw();
}
return(Task.CompletedTask);
}
public PowMiningTest(PowMiningTestFixture fixture)
{
this.fixture = fixture;
this.network = fixture.Network;
this.initialNetworkOptions = this.network.Consensus.Options;
if (this.initialNetworkOptions == null)
{
this.network.Consensus.Options = new ConsensusOptions();
}
this.asyncProvider = new Mock <IAsyncProvider>();
this.consensusManager = new Mock <IConsensusManager>();
this.consensusManager.SetupGet(c => c.Tip).Returns(() => this.chainIndexer.Tip);
this.consensusRules = new Mock <IConsensusRuleEngine>();
this.mempool = new Mock <ITxMempool>();
this.mempool.SetupGet(mp => mp.MapTx).Returns(new TxMempool.IndexedTransactionSet());
this.minerSettings = new MinerSettings(NodeSettings.Default(this.network));
this.chainIndexer = fixture.ChainIndexer;
this.nodeLifetime = new Mock <INodeLifetime>();
this.nodeLifetime.Setup(n => n.ApplicationStopping).Returns(new CancellationToken()).Verifiable();
this.initialBlockDownloadState = new Mock <IInitialBlockDownloadState>();
this.initialBlockDownloadState.Setup(s => s.IsInitialBlockDownload()).Returns(false);
this.mempoolLock = new MempoolSchedulerLock();
}
public GenesisSmartContractDtoProvider(IOptionsSnapshot <ConsensusOptions> consensusOptions,
IOptionsSnapshot <ContractOptions> contractOptions, ISideChainInitializationDataProvider sideChainInitializationDataProvider)
{
_sideChainInitializationDataProvider = sideChainInitializationDataProvider;
_consensusOptions = consensusOptions.Value;
_contractOptions = contractOptions.Value;
}
public GenesisSmartContractDtoProvider(IOptionsSnapshot <ConsensusOptions> dposOptions,
IOptionsSnapshot <EconomicOptions> economicOptions, IOptionsSnapshot <ContractOptions> contractOptions)
{
_consensusOptions = dposOptions.Value;
_economicOptions = economicOptions.Value;
_contractOptions = contractOptions.Value;
}
public PowMiningTest(PowMiningTestFixture fixture)
{
this.fixture = fixture;
this.network = fixture.Network;
this.initialNetworkOptions = this.network.Consensus.Options;
if (this.initialNetworkOptions == null)
{
this.network.Consensus.Options = new ConsensusOptions();
}
this.asyncLoopFactory = new Mock <IAsyncLoopFactory>();
this.consensusLoop = new Mock <IConsensusLoop>();
this.consensusLoop.SetupGet(c => c.Tip).Returns(() => this.chain.Tip);
this.consensusRules = new Mock <IConsensusRules>();
this.mempool = new Mock <ITxMempool>();
this.mempool.SetupGet(mp => mp.MapTx).Returns(new TxMempool.IndexedTransactionSet());
this.chain = fixture.Chain;
this.nodeLifetime = new Mock <INodeLifetime>();
this.nodeLifetime.Setup(n => n.ApplicationStopping).Returns(new CancellationToken()).Verifiable();
this.mempoolLock = new MempoolSchedulerLock();
}
public void AddTransactions_WithoutTransactionsInMempool_DoesNotAddEntriesToBlock()
{
var newOptions = new ConsensusOptions()
{
MaxBlockWeight = 1500
};
this.ExecuteWithConsensusOptions(newOptions, () =>
{
ConcurrentChain chain = GenerateChainWithHeight(5, this.network, new Key());
this.consensusLoop.Setup(c => c.Tip)
.Returns(chain.GetBlock(5));
var indexedTransactionSet = new TxMempool.IndexedTransactionSet();
this.txMempool.Setup(t => t.MapTx)
.Returns(indexedTransactionSet);
var blockDefinition = new PowTestBlockDefinition(this.consensusLoop.Object, this.dateTimeProvider.Object, this.LoggerFactory.Object, this.txMempool.Object,
new MempoolSchedulerLock(), this.network, this.consensusRules.Object);
(Block Block, int Selected, int Updated)result = blockDefinition.AddTransactions();
Assert.Empty(result.Block.Transactions);
Assert.Equal(0, result.Selected);
Assert.Equal(0, result.Updated);
});
}
public void CreateNewBlock_WithScript_ValidatesTemplateUsingRuleContext()
{
var newOptions = new ConsensusOptions();
this.ExecuteWithConsensusOptions(newOptions, () =>
{
ConcurrentChain chain = GenerateChainWithHeight(5, this.testNet, this.key);
this.SetupRulesEngine(chain);
this.dateTimeProvider.Setup(d => d.GetAdjustedTimeAsUnixTimestamp())
.Returns(new DateTime(2017, 1, 7, 0, 0, 1, DateTimeKind.Utc).ToUnixTimestamp());
this.consensusLoop.Setup(c => c.Tip)
.Returns(chain.GetBlock(5));
Transaction transaction = CreateTransaction(this.testNet, this.key, 5, new Money(400 * 1000 * 1000), new Key(), new uint256(124124));
var txFee = new Money(1000);
SetupTxMempool(chain, this.testNet.Consensus.Options as ConsensusOptions, txFee, transaction);
ValidationContext validationContext = null;
var powRuleContext = new PowRuleContext(new ValidationContext(), this.testNet.Consensus, chain.Tip, this.dateTimeProvider.Object.GetTimeOffset());
this.consensusRules
.Setup(s => s.CreateRuleContext(It.IsAny <ValidationContext>(), It.IsAny <ChainedHeader>())).Callback <ValidationContext, ChainedHeader>((r, s) => validationContext = r)
.Returns(powRuleContext);
var blockDefinition = new PowBlockDefinition(this.consensusLoop.Object, this.dateTimeProvider.Object, this.LoggerFactory.Object, this.txMempool.Object, new MempoolSchedulerLock(), this.minerSettings.Object, this.testNet, this.consensusRules.Object);
BlockTemplate blockTemplate = blockDefinition.Build(chain.Tip, this.key.ScriptPubKey);
Assert.NotNull(this.callbackRuleContext);
Assert.True(this.callbackRuleContext.MinedBlock);
Assert.Equal(blockTemplate.Block.GetHash(), validationContext.Block.GetHash());
Assert.Equal(chain.GetBlock(5).HashBlock, powRuleContext.ConsensusTip.HashBlock);
this.consensusLoop.Verify();
});
}
public void TestBlockValidity_UsesRuleContextToValidateBlock()
{
var newOptions = new ConsensusOptions()
{
MaxBlockWeight = 1500
};
this.ExecuteWithConsensusOptions(newOptions, () =>
{
ConcurrentChain chain = GenerateChainWithHeight(5, this.network, new Key());
this.consensusLoop.Setup(c => c.Tip).Returns(chain.GetBlock(5));
ValidationContext validationContext = null;
var powRuleContext = new PowRuleContext(new ValidationContext(), this.network.Consensus, chain.Tip, this.dateTimeProvider.Object.GetTimeOffset());
this.consensusRules
.Setup(s => s.CreateRuleContext(It.IsAny <ValidationContext>(), It.IsAny <ChainedHeader>())).Callback <ValidationContext, ChainedHeader>((r, s) => validationContext = r)
.Returns(powRuleContext);
var powBlockAssembler = new PowTestBlockDefinition(this.consensusLoop.Object, this.dateTimeProvider.Object, this.LoggerFactory.Object, this.txMempool.Object, new MempoolSchedulerLock(), this.network, this.consensusRules.Object);
Block block = powBlockAssembler.TestBlockValidity();
Assert.NotNull(this.callbackRuleContext);
Assert.True(this.callbackRuleContext.MinedBlock);
Assert.Equal(block.GetHash(), validationContext.Block.GetHash());
Assert.Equal(chain.GetBlock(5).HashBlock, powRuleContext.ConsensusTip.HashBlock);
Assert.Equal(1500, this.callbackRuleContext.Consensus.Options.MaxBlockWeight);
this.consensusLoop.Verify();
});
}
/// <summary>
/// Constructs a transaction memory pool entry.
/// </summary>
/// <param name="transaction">Transaction for the entry.</param>
/// <param name="nFee">Fee for the transaction in the entry in the memory pool.</param>
/// <param name="nTime">The local time when entering the memory pool.</param>
/// <param name="entryPriority">Priority when entering the memory pool.</param>
/// <param name="entryHeight">The chain height when entering the mempool.</param>
/// <param name="inChainInputValue">The sum of all txin values that are already in blockchain.</param>
/// <param name="spendsCoinbase">Whether the transaction spends a coinbase.</param>
/// <param name="nSigOpsCost">The total signature operations cost.</param>
/// <param name="lp">Tthe lock points that track the height and time at which tx was final.</param>
/// <param name="consensusOptions">Proof of work consensus options used to compute transaction weight and modified size.</param>
public TxMempoolEntry(Transaction transaction, Money nFee,
long nTime, double entryPriority, int entryHeight,
Money inChainInputValue, bool spendsCoinbase,
long nSigOpsCost, LockPoints lp, ConsensusOptions consensusOptions)
{
this.Transaction = transaction;
this.TransactionHash = transaction.GetHash();
this.Fee = nFee;
this.Time = nTime;
this.entryPriority = entryPriority;
this.EntryHeight = entryHeight;
this.InChainInputValue = inChainInputValue;
this.SpendsCoinbase = spendsCoinbase;
this.SigOpCost = nSigOpsCost;
this.LockPoints = lp;
this.TxWeight = MempoolValidator.GetTransactionWeight(transaction, consensusOptions);
this.nModSize = MempoolValidator.CalculateModifiedSize(this.Transaction.GetSerializedSize(), this.Transaction, consensusOptions);
this.nUsageSize = transaction.GetSerializedSize(); // RecursiveDynamicUsage(*tx) + memusage::DynamicUsage(Transaction);
this.CountWithDescendants = 1;
this.SizeWithDescendants = this.GetTxSize();
this.ModFeesWithDescendants = this.Fee;
Money nValueIn = transaction.TotalOut + this.Fee;
Guard.Assert(this.InChainInputValue <= nValueIn);
this.feeDelta = 0;
this.CountWithAncestors = 1;
this.SizeWithAncestors = this.GetTxSize();
this.ModFeesWithAncestors = this.Fee;
this.SigOpCostWithAncestors = this.SigOpCost;
}
public void AddTransactions_TransactionAlreadyInInblock_DoesNotAddTransactionToBlock()
{
var newOptions = new ConsensusOptions()
{
MaxBlockWeight = 1500
};
this.ExecuteWithConsensusOptions(newOptions, () =>
{
ConcurrentChain chain = GenerateChainWithHeight(5, this.network, this.key);
this.consensusLoop.Setup(c => c.Tip)
.Returns(chain.GetBlock(5));
Transaction transaction = CreateTransaction(this.network, this.key, 5, new Money(400 * 1000 * 1000), new Key(), new uint256(124124));
var txFee = new Money(1000);
TxMempoolEntry[] entries = SetupTxMempool(chain, newOptions, txFee, transaction);
var blockDefinition = new PowTestBlockDefinition(this.consensusLoop.Object, this.dateTimeProvider.Object, this.LoggerFactory.Object, this.txMempool.Object, new MempoolSchedulerLock(), this.network, this.consensusRules.Object);
blockDefinition.AddInBlockTxEntries(entries);
(Block Block, int Selected, int Updated)result = blockDefinition.AddTransactions();
Assert.Empty(result.Block.Transactions);
Assert.Equal(0, result.Selected);
Assert.Equal(0, result.Updated);
});
}
private TxMempoolEntry[] SetupTxMempool(ConcurrentChain chain, ConsensusOptions newOptions, Money txFee, params Transaction[] transactions)
{
uint txTime = Utils.DateTimeToUnixTime(chain.Tip.Header.BlockTime.AddSeconds(25));
var lockPoints = new LockPoints()
{
Height = 4,
MaxInputBlock = chain.GetBlock(4),
Time = chain.GetBlock(4).Header.Time
};
var resultingTransactionEntries = new List <TxMempoolEntry>();
var indexedTransactionSet = new TxMempool.IndexedTransactionSet();
foreach (Transaction transaction in transactions)
{
var txPoolEntry = new TxMempoolEntry(transaction, txFee, txTime, 1, 4, new Money(400000000), false, 2, lockPoints, newOptions);
indexedTransactionSet.Add(txPoolEntry);
resultingTransactionEntries.Add(txPoolEntry);
}
this.txMempool.Setup(t => t.MapTx)
.Returns(indexedTransactionSet);
return(resultingTransactionEntries.ToArray());
}
public PowMiningTest(PowMiningTestFixture fixture)
{
this.initialBlockSignature = Block.BlockSignature;
this.initialTimestamp = Transaction.TimeStamp;
Transaction.TimeStamp = true;
Block.BlockSignature = true;
this.fixture = fixture;
this.network = fixture.Network;
this.initialNetworkOptions = this.network.Consensus.Options;
if (this.initialNetworkOptions == null)
{
this.network.Consensus.Options = new PowConsensusOptions();
}
this.asyncLoopFactory = new Mock <IAsyncLoopFactory>();
this.consensusLoop = new Mock <IConsensusLoop>();
this.consensusLoop.SetupGet(c => c.Tip).Returns(() => { return(this.chain.Tip); });
this.consensusLoop.SetupGet(c => c.Validator).Returns(new PowConsensusValidator(this.network, new Checkpoints(), DateTimeProvider.Default, this.LoggerFactory.Object));
this.mempool = new Mock <ITxMempool>();
this.mempool.SetupGet(mp => mp.MapTx).Returns(new TxMempool.IndexedTransactionSet());
this.chain = fixture.Chain;
this.nodeLifetime = new Mock <INodeLifetime>();
this.nodeLifetime.Setup(n => n.ApplicationStopping).Returns(new CancellationToken()).Verifiable();
var mempoolLock = new MempoolSchedulerLock();
this.blockAssembler = new Mock <PowBlockAssembler>(this.chain.Tip, this.consensusLoop.Object, DateTimeProvider.Default, this.LoggerFactory.Object, this.mempool.Object, mempoolLock, this.network);
this.powMining = new PowMining(this.asyncLoopFactory.Object, this.consensusLoop.Object, this.chain, DateTimeProvider.Default, this.mempool.Object, mempoolLock, this.network, this.nodeLifetime.Object, this.LoggerFactory.Object);
}
public GenesisSmartContractDtoProvider(IOptionsSnapshot <ConsensusOptions> dposOptions,
IOptionsSnapshot <TokenInitialOptions> tokenInitialOptions, ContractsDeployer contractsDeployer)
{
_consensusOptions = dposOptions.Value;
_tokenInitialOptions = tokenInitialOptions.Value;
_codes = contractsDeployer.GetContractCodes <GenesisSmartContractDtoProvider>();
}
public UnitTestTokenContractInitializationProvider(
ITokenContractInitializationDataProvider tokenContractInitializationDataProvider,
IOptionsSnapshot <EconomicOptions> economicOptions, IOptionsSnapshot <ConsensusOptions> consensusOptions) : base(
tokenContractInitializationDataProvider)
{
_economicOptions = economicOptions.Value;
_consensusOptions = consensusOptions.Value;
}
/// <summary>
/// Computes the transaction size based on <see cref="ConsensusOptions" />.
/// Takes into account witness options in the computation.
/// </summary>
/// <param name="tx">Transaction.</param>
/// <param name="consensusOptions">Proof of work consensus options.</param>
/// <returns>Transaction weight.</returns>
/// <seealso cref="Transaction.GetSerializedSize" />
public static int GetTransactionWeight(Transaction tx, ConsensusOptions consensusOptions)
{
return(tx.GetSerializedSize(
(ProtocolVersion)
((uint)ProtocolVersion.PROTOCOL_VERSION | ConsensusOptions.SerializeTransactionNoWitness),
SerializationType.Network) * (consensusOptions.WitnessScaleFactor - 1) +
tx.GetSerializedSize(ProtocolVersion.PROTOCOL_VERSION, SerializationType.Network));
}
public GenesisSmartContractDtoProvider(IOptionsSnapshot <ConsensusOptions> consensusOptions,
IOptionsSnapshot <ContractOptions> contractOptions, ISideChainInitializationDataProvider sideChainInitializationDataProvider)
{
_sideChainInitializationDataProvider = sideChainInitializationDataProvider;
_consensusOptions = consensusOptions.Value;
_contractOptions = contractOptions.Value;
_codes = ContractsDeployer.GetContractCodes <GenesisSmartContractDtoProvider>(_contractOptions
.GenesisContractDir);
}
public GenesisSmartContractDtoProvider(IOptionsSnapshot <ConsensusOptions> dposOptions,
IOptionsSnapshot <EconomicOptions> economicOptions, IOptionsSnapshot <ContractOptions> contractOptions)
{
_consensusOptions = dposOptions.Value;
_economicOptions = economicOptions.Value;
_contractOptions = contractOptions.Value;
_codes = ContractsDeployer.GetContractCodes <GenesisSmartContractDtoProvider>(_contractOptions
.GenesisContractDir);
}
public GenesisSmartContractDtoProvider(IOptionsSnapshot <ConsensusOptions> consensusOptions,
IOptionsSnapshot <EconomicOptions> economicOptions, ContractsDeployer contractsDeployer,
IAccountService accountService)
{
_accountService = accountService;
_consensusOptions = consensusOptions.Value;
_economicOptions = economicOptions.Value;
_codes = contractsDeployer.GetContractCodes <GenesisSmartContractDtoProvider>();
}
public static IApplicationBuilder UseConsensus(this IApplicationBuilder builder, Action <ConsensusOptions> setupAction)
{
var options = new ConsensusOptions();
setupAction?.Invoke(options);
var consensusContext = builder.ApplicationServices.GetService <IConsensusContext>();
var stateObservable = builder.ApplicationServices.GetService <IStateObservable>();
var logReplicable = builder.ApplicationServices.GetService <ILogReplicable>();
consensusContext.Run(options, stateObservable, logReplicable);
return(builder);
}
private void ExecuteWithConsensusOptions(ConsensusOptions newOptions, Action action)
{
ConsensusOptions options = this.testNet.Consensus.Options;
try
{
this.testNet.Consensus.Options = newOptions;
action();
}
finally
{
// This is a static in the global context so be careful updating it. I'm resetting it after being done testing so I don't influence other tests.
this.testNet.Consensus.Options = options;
this.testNet.Consensus.BIP9Deployments[0] = null;
}
}
public void ComputeBlockVersion_UsingChainTipAndConsensus_Bip9DeploymentActive_UpdatesHeightAndVersion()
{
ConsensusOptions options = this.testNet.Consensus.Options;
int minerConfirmationWindow = this.testNet.Consensus.MinerConfirmationWindow;
int ruleChangeActivationThreshold = this.testNet.Consensus.RuleChangeActivationThreshold;
try
{
var newOptions = new ConsensusOptions();
this.testNet.Consensus.Options = newOptions;
this.testNet.Consensus.BIP9Deployments[0] = new BIP9DeploymentsParameters(19,
new DateTimeOffset(new DateTime(2016, 1, 1, 0, 0, 0, DateTimeKind.Utc)),
new DateTimeOffset(new DateTime(2018, 1, 1, 0, 0, 0, DateTimeKind.Utc)));
// As we are effectively using TestNet the other deployments need to be disabled
this.testNet.Consensus.BIP9Deployments[BitcoinBIP9Deployments.CSV] = null;
this.testNet.Consensus.BIP9Deployments[BitcoinBIP9Deployments.Segwit] = null;
this.testNet.Consensus.MinerConfirmationWindow = 2;
this.testNet.Consensus.RuleChangeActivationThreshold = 2;
ConcurrentChain chain = GenerateChainWithHeightAndActivatedBip9(5, this.testNet, new Key(), this.testNet.Consensus.BIP9Deployments[0]);
this.SetupRulesEngine(chain);
var blockDefinition = new PowTestBlockDefinition(this.consensusManager.Object, this.dateTimeProvider.Object, this.LoggerFactory.Object, this.txMempool.Object, new MempoolSchedulerLock(), this.minerSettings, this.testNet, this.consensusRules.Object);
(int Height, int Version)result = blockDefinition.ComputeBlockVersion(chain.GetBlock(4));
Assert.Equal(5, result.Height);
int expectedVersion = (int)(ThresholdConditionCache.VersionbitsTopBits | (((uint)1) << 19));
Assert.Equal(expectedVersion, result.Version);
Assert.NotEqual((int)ThresholdConditionCache.VersionbitsTopBits, result.Version);
}
finally
{
// This is a static in the global context so be careful updating it. I'm resetting it after being done testing so I don't influence other tests.
this.testNet.Consensus.Options = options;
this.testNet.Consensus.BIP9Deployments[0] = null;
this.testNet.Consensus.MinerConfirmationWindow = minerConfirmationWindow;
this.testNet.Consensus.RuleChangeActivationThreshold = ruleChangeActivationThreshold;
}
}
GenerateConsensusInitializationCallList(ConsensusOptions consensusOptions)
{
var consensusMethodCallList = new List <ContractInitializationMethodCall>();
consensusMethodCallList.Add(nameof(AEDPoSContractContainer.AEDPoSContractStub.InitialAElfConsensusContract),
new InitialAElfConsensusContractInput
{
IsTermStayOne = true
});
consensusMethodCallList.Add(nameof(AEDPoSContractContainer.AEDPoSContractStub.FirstRound),
new MinerList
{
Pubkeys =
{
consensusOptions.InitialMinerList.Select(ByteStringHelper.FromHexString)
}
}.GenerateFirstRoundOfNewTerm(consensusOptions.MiningInterval,
consensusOptions.StartTimestamp));
return(consensusMethodCallList);
}
GenerateConsensusInitializationCallList(ConsensusOptions consensusOptions)
{
var consensusMethodCallList = new SystemContractDeploymentInput.Types.SystemTransactionMethodCallList();
consensusMethodCallList.Add(nameof(AEDPoSContractContainer.AEDPoSContractStub.InitialAElfConsensusContract),
new InitialAElfConsensusContractInput
{
IsTermStayOne = true
});
consensusMethodCallList.Add(nameof(AEDPoSContractContainer.AEDPoSContractStub.FirstRound),
new MinerList
{
Pubkeys =
{
consensusOptions.InitialMinerList.Select(k => k.ToByteString())
}
}.GenerateFirstRoundOfNewTerm(consensusOptions.MiningInterval,
consensusOptions.StartTimestamp));
return(consensusMethodCallList);
}
GenerateConsensusInitializationCallList(ConsensusOptions consensusOptions)
{
var consensusMethodCallList = new SystemContractDeploymentInput.Types.SystemTransactionMethodCallList();
consensusMethodCallList.Add(nameof(AEDPoSContract.InitialAElfConsensusContract),
new InitialAElfConsensusContractInput
{
IsTermStayOne = true
});
consensusMethodCallList.Add(nameof(AEDPoSContract.FirstRound),
new Miners
{
PublicKeys =
{
consensusOptions.InitialMiners.Select(k =>
ByteString.CopyFrom(ByteArrayHelpers.FromHexString(k)))
}
}.GenerateFirstRoundOfNewTerm(consensusOptions.MiningInterval,
consensusOptions.StartTimestamp.ToUniversalTime()));
return(consensusMethodCallList);
}
public void ComputeBlockVersion_UsingChainTipAndConsensus_Bip9DeploymentActive_UpdatesHeightAndVersion()
{
ConsensusOptions options = this.stratisTest.Consensus.Options;
int minerConfirmationWindow = this.stratisTest.Consensus.MinerConfirmationWindow;
int ruleChangeActivationThreshold = this.stratisTest.Consensus.RuleChangeActivationThreshold;
try
{
var newOptions = new PosConsensusOptions();
this.stratisTest.Consensus.Options = newOptions;
this.stratisTest.Consensus.BIP9Deployments[0] = new BIP9DeploymentsParameters(19,
new DateTimeOffset(new DateTime(2016, 1, 1, 0, 0, 0, DateTimeKind.Utc)),
new DateTimeOffset(new DateTime(2018, 1, 1, 0, 0, 0, DateTimeKind.Utc)));
this.stratisTest.Consensus.MinerConfirmationWindow = 2;
this.stratisTest.Consensus.RuleChangeActivationThreshold = 2;
ChainIndexer chainIndexer = GenerateChainWithHeightAndActivatedBip9(5, this.stratisTest, new Key(), this.stratisTest.Consensus.BIP9Deployments[0]);
this.SetupRulesEngine(chainIndexer);
var posBlockAssembler = new PosTestBlockAssembler(this.consensusManager.Object, this.stratisTest, new MempoolSchedulerLock(), this.mempool.Object, this.minerSettings, this.dateTimeProvider.Object, this.stakeChain.Object, this.stakeValidator.Object, this.LoggerFactory.Object);
(int Height, int Version)result = posBlockAssembler.ComputeBlockVersion(chainIndexer.GetHeader(4));
Assert.Equal(5, result.Height);
int expectedVersion = (int)(ThresholdConditionCache.VersionbitsTopBits | (((uint)1) << 19));
Assert.Equal(expectedVersion, result.Version);
Assert.NotEqual((int)ThresholdConditionCache.VersionbitsTopBits, result.Version);
}
finally
{
// This is a static in the global context so be careful updating it. I'm resetting it after being done testing so I don't influence other tests.
this.stratisTest.Consensus.Options = options;
this.stratisTest.Consensus.BIP9Deployments[0] = null;
this.stratisTest.Consensus.MinerConfirmationWindow = minerConfirmationWindow;
this.stratisTest.Consensus.RuleChangeActivationThreshold = ruleChangeActivationThreshold;
}
}
public void Run(
ConsensusOptions consensusOptions,
IStateObservable stateObservable,
ILogReplicable logReplicable)
{
_consensusOptions = consensusOptions;
_stateObservable = stateObservable;
_logReplicable = logReplicable;
_nodeStates = new List <NodeState>();
if (_consensusOptions.NodesAddresses != null)
{
foreach (var nodeAddress in _consensusOptions.NodesAddresses)
{
_nodeStates.Add(new NodeState {
NodeAddress = nodeAddress, VoteGranted = false
});
}
}
RandomElectionTimeout();
State = new Follower(this, _logger);
}
public void AddTransactions_TransactionAlreadyInInblock_DoesNotAddTransactionToBlock()
{
var newOptions = new ConsensusOptions();
this.ExecuteWithConsensusOptions(newOptions, () =>
{
ChainIndexer chainIndexer = GenerateChainWithHeight(5, this.testNet, this.key);
this.consensusManager.Setup(c => c.Tip)
.Returns(chainIndexer.GetHeader(5));
Transaction transaction = CreateTransaction(this.testNet, this.key, 5, new Money(400 * 1000 * 1000), new Key(), new uint256(124124));
var txFee = new Money(1000);
TxMempoolEntry[] entries = SetupTxMempool(chainIndexer, newOptions, txFee, transaction);
var blockDefinition = new PowTestBlockDefinition(this.consensusManager.Object, this.dateTimeProvider.Object, this.LoggerFactory.Object, this.txMempool.Object, new MempoolSchedulerLock(), this.minerSettings, this.testNet, this.consensusRules.Object, new NodeDeployments(this.testNet, chainIndexer));
blockDefinition.AddInBlockTxEntries(entries);
(Block Block, int Selected, int Updated)result = blockDefinition.AddTransactions();
Assert.Empty(result.Block.Transactions);
Assert.Equal(0, result.Selected);
Assert.Equal(0, result.Updated);
});
}
public void AddTransactions_WithoutTransactionsInMempool_DoesNotAddEntriesToBlock()
{
var newOptions = new ConsensusOptions();
this.ExecuteWithConsensusOptions(newOptions, () =>
{
ChainIndexer chainIndexer = GenerateChainWithHeight(5, this.testNet, new Key());
this.consensusManager.Setup(c => c.Tip)
.Returns(chainIndexer.GetHeader(5));
var indexedTransactionSet = new TxMempool.IndexedTransactionSet();
this.txMempool.Setup(t => t.MapTx)
.Returns(indexedTransactionSet);
var blockDefinition = new PowTestBlockDefinition(this.consensusManager.Object, this.dateTimeProvider.Object, this.LoggerFactory.Object, this.txMempool.Object,
new MempoolSchedulerLock(), this.minerSettings, this.testNet, this.consensusRules.Object, new NodeDeployments(this.testNet, chainIndexer));
(Block Block, int Selected, int Updated)result = blockDefinition.AddTransactions();
Assert.Empty(result.Block.Transactions);
Assert.Equal(0, result.Selected);
Assert.Equal(0, result.Updated);
});
}
/// <summary>
/// Calculates the modified transaction size used for memory pool priority.
/// Calculated by stripping off the lengths of the inputs signatures.
/// </summary>
/// <param name="nTxSize">Current transaction size, set to 0 to compute it.</param>
/// <param name="trx">The transaction.</param>
/// <param name="consensusOptions">The consensus option, needed to compute the transaction size.</param>
/// <returns>The new transaction size.</returns>
public static int CalculateModifiedSize(int nTxSize, Transaction trx, ConsensusOptions consensusOptions)
{
// In order to avoid disincentivizing cleaning up the UTXO set we don't count
// the constant overhead for each txin and up to 110 bytes of scriptSig (which
// is enough to cover a compressed pubkey p2sh redemption) for priority.
// Providing any more cleanup incentive than making additional inputs free would
// risk encouraging people to create junk outputs to redeem later.
if (nTxSize == 0)
{
nTxSize = (GetTransactionWeight(trx, consensusOptions) + (consensusOptions.WitnessScaleFactor) - 1) / consensusOptions.WitnessScaleFactor;
}
foreach (TxIn txInput in trx.Inputs)
{
long offset = 41U + Math.Min(110U, txInput.ScriptSig.Length);
if (nTxSize > offset)
{
nTxSize -= (int)offset;
}
}
return(nTxSize);
}
public void AddTransactions_TransactionNotInblock_AddsTransactionToBlock()
{
var newOptions = new ConsensusOptions();
this.ExecuteWithConsensusOptions(newOptions, () =>
{
ConcurrentChain chain = GenerateChainWithHeight(5, this.testNet, this.key);
this.consensusManager.Setup(c => c.Tip).Returns(chain.GetBlock(5));
Transaction transaction = CreateTransaction(this.testNet, this.key, 5, new Money(400 * 1000 * 1000), new Key(), new uint256(124124));
var txFee = new Money(1000);
SetupTxMempool(chain, newOptions, txFee, transaction);
var blockDefinition = new PowTestBlockDefinition(this.consensusManager.Object, this.dateTimeProvider.Object, this.LoggerFactory.Object, this.txMempool.Object,
new MempoolSchedulerLock(), this.minerSettings, this.testNet, this.consensusRules.Object);
(Block Block, int Selected, int Updated)result = blockDefinition.AddTransactions();
Assert.NotEmpty(result.Block.Transactions);
Assert.Equal(transaction.ToHex(), result.Block.Transactions[0].ToHex());
Assert.Equal(1, result.Selected);
Assert.Equal(0, result.Updated);
});
}
