public void MineBlocks(int blockCount, CoreNode node, string accountName, string toWalletName, string withPassword, long expectedFees = 0)
{
this.WaitForBlockStoreToSync(node);
var address = node.FullNode.WalletManager().GetUnusedAddress(new WalletAccountReference(toWalletName, accountName));
var balanceBeforeMining = node.FullNode.WalletManager()
.GetSpendableTransactionsInWallet(toWalletName)
.Where(x => x.Address == address)
.Sum(s => s.Transaction.Amount);
var wallet = node.FullNode.WalletManager().GetWalletByName(toWalletName);
var extendedPrivateKey = wallet.GetExtendedPrivateKeyForAddress(withPassword, address).PrivateKey;
node.SetDummyMinerSecret(new BitcoinSecret(extendedPrivateKey, node.FullNode.Network));
node.GenerateStratisWithMiner(blockCount);
var balanceAfterMining = node.FullNode.WalletManager()
.GetSpendableTransactionsInWallet(toWalletName)
.Where(x => x.Address == address)
.Sum(s => s.Transaction.Amount);
var balanceIncrease = balanceAfterMining - balanceBeforeMining;
this.WaitForBlockStoreToSync(node);
var rewardCoinCount = blockCount * Money.COIN * 50;
balanceIncrease.Should().Be(rewardCoinCount + expectedFees);
}
public void MinerCreateBlockCoinbaseMempoolTemplateCreationFails()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode miner = builder.CreateStratisPowNode(this.network);
builder.StartAll();
miner.NotInIBD();
miner.SetDummyMinerSecret(new BitcoinSecret(new Key(), miner.FullNode.Network));
miner.GenerateStratisWithMiner(1);
// Create an invalid coinbase transaction to be added to the mempool.
var duplicateCoinbase = this.network.CreateTransaction();
duplicateCoinbase.AddInput(new TxIn());
duplicateCoinbase.AddOutput(new TxOut());
duplicateCoinbase.Inputs[0].PrevOut = new OutPoint();
duplicateCoinbase.Inputs[0].ScriptSig = new Script(OpcodeType.OP_0, OpcodeType.OP_1);
duplicateCoinbase.Outputs[0].Value = 0;
var txMempoolHelper = new TestMemPoolEntryHelper();
var txMempoolEntry = txMempoolHelper.Fee(Money.CENT).Time(DateTimeProvider.Default.GetTime()).SpendsCoinbase(false).FromTx(duplicateCoinbase);
miner.FullNode.NodeService <ITxMempool>().AddUnchecked(duplicateCoinbase.GetHash(), txMempoolEntry);
var error = Assert.Throws <ConsensusException>(() => miner.GenerateStratisWithMiner(1));
Assert.True(error.Message == ConsensusErrors.BadMultipleCoinbase.Message);
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(miner));
Assert.True(miner.FullNode.ConsensusManager().Tip.Height == 1);
}
}
public void AddToMempool()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode stratisNodeSync = builder.CreateStratisPowNode();
builder.StartAll();
stratisNodeSync.SetDummyMinerSecret(new BitcoinSecret(new Key(), stratisNodeSync.FullNode.Network));
stratisNodeSync.GenerateStratisWithMiner(105); // coinbase maturity = 100
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.ConsensusLoop().Tip.HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.GetBlockStoreTip().HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
Block block = stratisNodeSync.FullNode.BlockStoreManager().BlockRepository.GetAsync(stratisNodeSync.FullNode.Chain.GetBlock(4).HashBlock).Result;
Transaction prevTrx = block.Transactions.First();
var dest = new BitcoinSecret(new Key(), stratisNodeSync.FullNode.Network);
Transaction tx = stratisNodeSync.FullNode.Network.Consensus.ConsensusFactory.CreateTransaction();
tx.AddInput(new TxIn(new OutPoint(prevTrx.GetHash(), 0), PayToPubkeyHashTemplate.Instance.GenerateScriptPubKey(stratisNodeSync.MinerSecret.PubKey)));
tx.AddOutput(new TxOut("25", dest.PubKey.Hash));
tx.AddOutput(new TxOut("24", new Key().PubKey.Hash)); // 1 btc fee
tx.Sign(stratisNodeSync.FullNode.Network, stratisNodeSync.MinerSecret, false);
stratisNodeSync.Broadcast(tx);
TestHelper.WaitLoop(() => stratisNodeSync.CreateRPCClient().GetRawMempool().Length == 1);
}
}
public void PullerVsMinerRaceCondition()
{
// Temporary fix so the Network static initialize will not break.
Network m = Network.Main;
using (NodeBuilder builder = NodeBuilder.Create(this))
{
// This represents local node.
CoreNode stratisMinerLocal = builder.CreateStratisPosNode();
// This represents remote, which blocks are received by local node using its puller.
CoreNode stratisMinerRemote = builder.CreateStratisPosNode();
builder.StartAll();
stratisMinerLocal.NotInIBD();
stratisMinerRemote.NotInIBD();
stratisMinerLocal.SetDummyMinerSecret(new BitcoinSecret(new Key(), stratisMinerLocal.FullNode.Network));
stratisMinerRemote.SetDummyMinerSecret(new BitcoinSecret(new Key(), stratisMinerRemote.FullNode.Network));
// Let's mine block Ap and Bp.
stratisMinerRemote.GenerateStratisWithMiner(2);
// Wait for block repository for block sync to work.
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(stratisMinerRemote));
stratisMinerLocal.CreateRPCClient().AddNode(stratisMinerRemote.Endpoint, true);
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(stratisMinerLocal, stratisMinerRemote));
// Now disconnect the peers and mine block C2p on remote.
stratisMinerLocal.CreateRPCClient().RemoveNode(stratisMinerRemote.Endpoint);
TestHelper.WaitLoop(() => !TestHelper.IsNodeConnected(stratisMinerRemote));
// Mine block C2p.
stratisMinerRemote.GenerateStratisWithMiner(1);
Thread.Sleep(2000);
// Now reconnect nodes and mine block C1s before C2p arrives.
stratisMinerLocal.CreateRPCClient().AddNode(stratisMinerRemote.Endpoint, true);
stratisMinerLocal.GenerateStratisWithMiner(1);
// Mine block Dp.
uint256 dpHash = stratisMinerRemote.GenerateStratisWithMiner(1)[0];
// Now we wait until the local node's chain tip has correct hash of Dp.
TestHelper.WaitLoop(() => stratisMinerLocal.FullNode.Chain.Tip.HashBlock.Equals(dpHash));
// Then give it time to receive the block from the puller.
Thread.Sleep(2500);
// Check that local node accepted the Dp as consensus tip.
Assert.Equal(stratisMinerLocal.FullNode.ChainBehaviorState.ConsensusTip.HashBlock, dpHash);
}
}
public void Miner_Create_Block_Whilst_Disconnected_Syncs()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode miner = builder.CreateStratisPowNode(KnownNetworks.RegTest).NotInIBD();
CoreNode syncer = builder.CreateStratisPowNode(KnownNetworks.RegTest).NotInIBD();
builder.StartAll();
miner.SetDummyMinerSecret(new BitcoinSecret(new Key(), miner.FullNode.Network));
TestHelper.MineBlocks(miner, 1);
miner.CreateRPCClient().AddNode(syncer.Endpoint, true);
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(miner, syncer));
}
}
public void MinePremineBlocks(CoreNode node, string walletName, string walletAccount, string walletPassword)
{
this.WaitForNodeToSync(node);
var unusedAddress = node.FullNode.WalletManager().GetUnusedAddress(new WalletAccountReference(walletName, walletAccount));
var wallet = node.FullNode.WalletManager().GetWalletByName(walletName);
var extendedPrivateKey = wallet.GetExtendedPrivateKeyForAddress(walletPassword, unusedAddress).PrivateKey;
node.SetDummyMinerSecret(new BitcoinSecret(extendedPrivateKey, node.FullNode.Network));
node.GenerateStratisWithMiner(2);
this.WaitForNodeToSync(node);
var spendable = node.FullNode.WalletManager().GetSpendableTransactionsInWallet(walletName);
var amountShouldBe = node.FullNode.Network.Consensus.Option <PosConsensusOptions>().PremineReward + node.FullNode.Network.Consensus.Option <PosConsensusOptions>().ProofOfWorkReward;
spendable.Sum(s => s.Transaction.Amount).Should().Be(amountShouldBe);
}
public void MinerCreateBlockSigopsLimit1000()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode miner = builder.CreateStratisPowNode(this.network);
builder.StartAll();
miner.NotInIBD();
miner.SetDummyMinerSecret(new BitcoinSecret(new Key(), miner.FullNode.Network));
miner.GenerateStratisWithMiner(1);
var txMempoolHelper = new TestMemPoolEntryHelper();
// Block sigops > limit: 1000 CHECKMULTISIG + 1
var genesis = this.network.GetGenesis();
var genesisCoinbase = genesis.Transactions[0];
var tx = this.network.CreateTransaction();
tx.AddInput(new TxIn(new OutPoint(genesisCoinbase.GetHash(), 0), new Script(new byte[] { (byte)OpcodeType.OP_0, (byte)OpcodeType.OP_0, (byte)OpcodeType.OP_0, (byte)OpcodeType.OP_NOP, (byte)OpcodeType.OP_CHECKMULTISIG, (byte)OpcodeType.OP_1 })));
// NOTE: OP_NOP is used to force 20 SigOps for the CHECKMULTISIG
tx.AddOutput(Money.Coins(50), new Script());
for (int i = 0; i < 1001; ++i)
{
tx.Outputs[0].Value -= Money.CENT;
bool spendsCoinbase = (i == 0); // only first tx spends coinbase
// If we don't set the # of sig ops in the CTxMemPoolEntry, template creation fails
var txMempoolEntry = txMempoolHelper.Fee(Money.CENT).Time(DateTimeProvider.Default.GetTime()).SpendsCoinbase(spendsCoinbase).FromTx(tx);
miner.FullNode.NodeService <ITxMempool>().AddUnchecked(tx.GetHash(), txMempoolEntry);
tx = this.network.CreateTransaction(tx.ToBytes());
tx.Inputs[0].PrevOut.Hash = tx.GetHash();
}
var error = Assert.Throws <ConsensusException>(() => miner.GenerateStratisWithMiner(1));
Assert.True(error.Message == ConsensusErrors.BadBlockSigOps.Message);
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(miner));
Assert.True(miner.FullNode.ConsensusManager().Tip.Height == 1);
}
}
public void AddToMempoolTrxSpendingTwoOutputFromSameTrx()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode stratisNodeSync = builder.CreateStratisPowNode();
builder.StartAll();
stratisNodeSync.NotInIBD();
stratisNodeSync.SetDummyMinerSecret(new BitcoinSecret(new Key(), stratisNodeSync.FullNode.Network));
stratisNodeSync.GenerateStratis(105); // coinbase maturity = 100
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.ConsensusLoop().Tip.HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.GetBlockStoreTip().HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
Block block = stratisNodeSync.FullNode.BlockStoreManager().BlockRepository.GetAsync(stratisNodeSync.FullNode.Chain.GetBlock(4).HashBlock).Result;
Transaction prevTrx = block.Transactions.First();
var dest1 = new BitcoinSecret(new Key(), stratisNodeSync.FullNode.Network);
var dest2 = new BitcoinSecret(new Key(), stratisNodeSync.FullNode.Network);
Transaction parentTx = stratisNodeSync.FullNode.Network.Consensus.ConsensusFactory.CreateTransaction();
parentTx.AddInput(new TxIn(new OutPoint(prevTrx.GetHash(), 0), PayToPubkeyHashTemplate.Instance.GenerateScriptPubKey(stratisNodeSync.MinerSecret.PubKey)));
parentTx.AddOutput(new TxOut("25", dest1.PubKey.Hash));
parentTx.AddOutput(new TxOut("24", dest2.PubKey.Hash)); // 1 btc fee
parentTx.Sign(stratisNodeSync.FullNode.Network, stratisNodeSync.MinerSecret, false);
stratisNodeSync.Broadcast(parentTx);
// wiat for the trx to enter the pool
TestHelper.WaitLoop(() => stratisNodeSync.CreateRPCClient().GetRawMempool().Length == 1);
// mine the transactions in the mempool
stratisNodeSync.GenerateStratis(1, stratisNodeSync.FullNode.MempoolManager().InfoAllAsync().Result.Select(s => s.Trx).ToList());
TestHelper.WaitLoop(() => stratisNodeSync.CreateRPCClient().GetRawMempool().Length == 0);
//create a new trx spending both outputs
Transaction tx = stratisNodeSync.FullNode.Network.Consensus.ConsensusFactory.CreateTransaction();
tx.AddInput(new TxIn(new OutPoint(parentTx.GetHash(), 0), PayToPubkeyHashTemplate.Instance.GenerateScriptPubKey(dest1.PubKey)));
tx.AddInput(new TxIn(new OutPoint(parentTx.GetHash(), 1), PayToPubkeyHashTemplate.Instance.GenerateScriptPubKey(dest2.PubKey)));
tx.AddOutput(new TxOut("48", new Key().PubKey.Hash)); // 1 btc fee
Transaction signed = new TransactionBuilder(stratisNodeSync.FullNode.Network).AddKeys(dest1, dest2).AddCoins(parentTx.Outputs.AsCoins()).SignTransaction(tx);
stratisNodeSync.Broadcast(signed);
TestHelper.WaitLoop(() => stratisNodeSync.CreateRPCClient().GetRawMempool().Length == 1);
}
}
public void MempoolAddNodeWithOrphans()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode stratisNodeSync = builder.CreateStratisPowNode();
builder.StartAll();
stratisNodeSync.NotInIBD();
stratisNodeSync.SetDummyMinerSecret(new BitcoinSecret(new Key(), stratisNodeSync.FullNode.Network));
stratisNodeSync.GenerateStratis(101); // coinbase maturity = 100
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.ConsensusLoop().Tip.HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.ChainBehaviorState.ConsensusTip.HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.GetBlockStoreTip().HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
Block block = stratisNodeSync.FullNode.BlockStoreManager().BlockRepository.GetAsync(stratisNodeSync.FullNode.Chain.GetBlock(1).HashBlock).Result;
Transaction prevTrx = block.Transactions.First();
var dest = new BitcoinSecret(new Key(), stratisNodeSync.FullNode.Network);
var key = new Key();
Transaction tx = stratisNodeSync.FullNode.Network.Consensus.ConsensusFactory.CreateTransaction();
tx.AddInput(new TxIn(new OutPoint(prevTrx.GetHash(), 0), PayToPubkeyHashTemplate.Instance.GenerateScriptPubKey(stratisNodeSync.MinerSecret.PubKey)));
tx.AddOutput(new TxOut("25", dest.PubKey.Hash));
tx.AddOutput(new TxOut("24", key.PubKey.Hash)); // 1 btc fee
tx.Sign(stratisNodeSync.FullNode.Network, stratisNodeSync.MinerSecret, false);
Transaction txOrphan = stratisNodeSync.FullNode.Network.Consensus.ConsensusFactory.CreateTransaction();
txOrphan.AddInput(new TxIn(new OutPoint(tx.GetHash(), 1), PayToPubkeyHashTemplate.Instance.GenerateScriptPubKey(key.PubKey)));
txOrphan.AddOutput(new TxOut("10", new Key().PubKey.Hash));
txOrphan.Sign(stratisNodeSync.FullNode.Network, key.GetBitcoinSecret(stratisNodeSync.FullNode.Network), false);
// broadcast the orphan
stratisNodeSync.Broadcast(txOrphan);
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.NodeService <MempoolOrphans>().OrphansList().Count == 1);
// broadcast the parent
stratisNodeSync.Broadcast(tx);
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.NodeService <MempoolOrphans>().OrphansList().Count == 0);
// wait for orphan to get in the pool
TestHelper.WaitLoop(() => stratisNodeSync.CreateRPCClient().GetRawMempool().Length == 2);
}
}
public void GetProofOfWorkRewardForMinedBlocksTest()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode node = builder.CreateStratisPowNode(KnownNetworks.RegTest).NotInIBD();
builder.StartAll();
node.SetDummyMinerSecret(new BitcoinSecret(new Key(), node.FullNode.Network));
TestHelper.MineBlocks(node, 10);
node.GetProofOfWorkRewardForMinedBlocks(10).Should().Be(Money.Coins(500));
TestHelper.MineBlocks(node, 90);
node.GetProofOfWorkRewardForMinedBlocks(100).Should().Be(Money.Coins(5000));
TestHelper.MineBlocks(node, 100);
node.GetProofOfWorkRewardForMinedBlocks(200).Should().Be(Money.Coins(8725));
TestHelper.MineBlocks(node, 200);
node.GetProofOfWorkRewardForMinedBlocks(400).Should().Be(Money.Coins((decimal)12462.50));
}
}
public void MempoolReceiveFromManyNodes()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode stratisNodeSync = builder.CreateStratisPowNode();
builder.StartAll();
stratisNodeSync.NotInIBD();
stratisNodeSync.SetDummyMinerSecret(new BitcoinSecret(new Key(), stratisNodeSync.FullNode.Network));
stratisNodeSync.GenerateStratisWithMiner(201); // coinbase maturity = 100
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.ConsensusLoop().Tip.HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.GetBlockStoreTip().HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
var trxs = new List <Transaction>();
foreach (int index in Enumerable.Range(1, 100))
{
Block block = stratisNodeSync.FullNode.BlockStoreManager().BlockRepository.GetAsync(stratisNodeSync.FullNode.Chain.GetBlock(index).HashBlock).Result;
Transaction prevTrx = block.Transactions.First();
var dest = new BitcoinSecret(new Key(), stratisNodeSync.FullNode.Network);
Transaction tx = stratisNodeSync.FullNode.Network.Consensus.ConsensusFactory.CreateTransaction();
tx.AddInput(new TxIn(new OutPoint(prevTrx.GetHash(), 0), PayToPubkeyHashTemplate.Instance.GenerateScriptPubKey(stratisNodeSync.MinerSecret.PubKey)));
tx.AddOutput(new TxOut("25", dest.PubKey.Hash));
tx.AddOutput(new TxOut("24", new Key().PubKey.Hash)); // 1 btc fee
tx.Sign(stratisNodeSync.FullNode.Network, stratisNodeSync.MinerSecret, false);
trxs.Add(tx);
}
var options = new ParallelOptions {
MaxDegreeOfParallelism = 10
};
Parallel.ForEach(trxs, options, transaction =>
{
stratisNodeSync.Broadcast(transaction);
});
TestHelper.WaitLoop(() => stratisNodeSync.CreateRPCClient().GetRawMempool().Length == 100);
}
}
public void Given_NodesAreSynced_When_ABigReorgHappens_Then_TheReorgIsIgnored()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode stratisMiner = builder.CreateStratisPosNode();
CoreNode stratisSyncer = builder.CreateStratisPosNode();
CoreNode stratisReorg = builder.CreateStratisPosNode();
builder.StartAll();
stratisMiner.NotInIBD();
stratisSyncer.NotInIBD();
stratisReorg.NotInIBD();
// TODO: set the max allowed reorg threshold here
// assume a reorg of 10 blocks is not allowed.
stratisMiner.FullNode.ChainBehaviorState.MaxReorgLength = 10;
stratisSyncer.FullNode.ChainBehaviorState.MaxReorgLength = 10;
stratisReorg.FullNode.ChainBehaviorState.MaxReorgLength = 10;
stratisMiner.SetDummyMinerSecret(new BitcoinSecret(new Key(), stratisMiner.FullNode.Network));
stratisReorg.SetDummyMinerSecret(new BitcoinSecret(new Key(), stratisReorg.FullNode.Network));
stratisMiner.GenerateStratisWithMiner(1);
// wait for block repo for block sync to work
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(stratisMiner));
stratisMiner.CreateRPCClient().AddNode(stratisReorg.Endpoint, true);
stratisMiner.CreateRPCClient().AddNode(stratisSyncer.Endpoint, true);
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(stratisMiner, stratisSyncer));
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(stratisMiner, stratisReorg));
// create a reorg by mining on two different chains
// ================================================
stratisMiner.CreateRPCClient().RemoveNode(stratisReorg.Endpoint);
stratisSyncer.CreateRPCClient().RemoveNode(stratisReorg.Endpoint);
TestHelper.WaitLoop(() => !TestHelper.IsNodeConnected(stratisReorg));
Task <List <uint256> > t1 = Task.Run(() => stratisMiner.GenerateStratisWithMiner(11));
Task <List <uint256> > t2 = Task.Delay(1000).ContinueWith(t => stratisReorg.GenerateStratisWithMiner(12));
Task.WaitAll(t1, t2);
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(stratisMiner));
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(stratisReorg));
// make sure the nodes are actually on different chains.
Assert.NotEqual(stratisMiner.FullNode.Chain.GetBlock(2).HashBlock, stratisReorg.FullNode.Chain.GetBlock(2).HashBlock);
TestHelper.TriggerSync(stratisSyncer);
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(stratisMiner, stratisSyncer));
// The hash before the reorg node is connected.
uint256 hashBeforeReorg = stratisMiner.FullNode.Chain.Tip.HashBlock;
// connect the reorg chain
stratisMiner.CreateRPCClient().AddNode(stratisReorg.Endpoint, true);
stratisSyncer.CreateRPCClient().AddNode(stratisReorg.Endpoint, true);
// trigger nodes to sync
TestHelper.TriggerSync(stratisMiner);
TestHelper.TriggerSync(stratisReorg);
TestHelper.TriggerSync(stratisSyncer);
// wait for the synced chain to get headers updated.
TestHelper.WaitLoop(() => !stratisReorg.FullNode.ConnectionManager.ConnectedPeers.Any());
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(stratisMiner, stratisSyncer));
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(stratisReorg, stratisMiner) == false);
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(stratisReorg, stratisSyncer) == false);
// check that a reorg did not happen.
Assert.Equal(hashBeforeReorg, stratisSyncer.FullNode.Chain.Tip.HashBlock);
}
}
public void MempoolSyncTransactions()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode stratisNodeSync = builder.CreateStratisPowNode();
CoreNode stratisNode1 = builder.CreateStratisPowNode();
CoreNode stratisNode2 = builder.CreateStratisPowNode();
builder.StartAll();
stratisNodeSync.NotInIBD();
stratisNode1.NotInIBD();
stratisNode2.NotInIBD();
// generate blocks and wait for the downloader to pickup
stratisNodeSync.SetDummyMinerSecret(new BitcoinSecret(new Key(), stratisNodeSync.FullNode.Network));
stratisNodeSync.GenerateStratisWithMiner(105); // coinbase maturity = 100
// wait for block repo for block sync to work
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(stratisNodeSync));
// sync both nodes
stratisNode1.CreateRPCClient().AddNode(stratisNodeSync.Endpoint, true);
stratisNode2.CreateRPCClient().AddNode(stratisNodeSync.Endpoint, true);
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(stratisNode1, stratisNodeSync));
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(stratisNode2, stratisNodeSync));
// create some transactions and push them to the pool
var trxs = new List <Transaction>();
foreach (int index in Enumerable.Range(1, 5))
{
Block block = stratisNodeSync.FullNode.BlockStoreManager().BlockRepository.GetAsync(stratisNodeSync.FullNode.Chain.GetBlock(index).HashBlock).Result;
Transaction prevTrx = block.Transactions.First();
var dest = new BitcoinSecret(new Key(), stratisNodeSync.FullNode.Network);
Transaction tx = stratisNodeSync.FullNode.Network.Consensus.ConsensusFactory.CreateTransaction();
tx.AddInput(new TxIn(new OutPoint(prevTrx.GetHash(), 0), PayToPubkeyHashTemplate.Instance.GenerateScriptPubKey(stratisNodeSync.MinerSecret.PubKey)));
tx.AddOutput(new TxOut("25", dest.PubKey.Hash));
tx.AddOutput(new TxOut("24", new Key().PubKey.Hash)); // 1 btc fee
tx.Sign(stratisNodeSync.FullNode.Network, stratisNodeSync.MinerSecret, false);
trxs.Add(tx);
}
var options = new ParallelOptions {
MaxDegreeOfParallelism = 5
};
Parallel.ForEach(trxs, options, transaction =>
{
stratisNodeSync.Broadcast(transaction);
});
// wait for all nodes to have all trx
TestHelper.WaitLoop(() => stratisNodeSync.CreateRPCClient().GetRawMempool().Length == 5);
// the full node should be connected to both nodes
Assert.True(stratisNodeSync.FullNode.ConnectionManager.ConnectedPeers.Count() >= 2);
TestHelper.WaitLoop(() => stratisNode1.CreateRPCClient().GetRawMempool().Length == 5);
TestHelper.WaitLoop(() => stratisNode2.CreateRPCClient().GetRawMempool().Length == 5);
// mine the transactions in the mempool
stratisNodeSync.GenerateStratisWithMiner(1);
TestHelper.WaitLoop(() => stratisNodeSync.CreateRPCClient().GetRawMempool().Length == 0);
// wait for block and mempool to change
TestHelper.WaitLoop(() => stratisNode1.CreateRPCClient().GetBestBlockHash() == stratisNodeSync.CreateRPCClient().GetBestBlockHash());
TestHelper.WaitLoop(() => stratisNode2.CreateRPCClient().GetBestBlockHash() == stratisNodeSync.CreateRPCClient().GetBestBlockHash());
TestHelper.WaitLoop(() => stratisNode1.CreateRPCClient().GetRawMempool().Length == 0);
TestHelper.WaitLoop(() => stratisNode2.CreateRPCClient().GetRawMempool().Length == 0);
}
}
public void TxMempoolMapOrphans()
{
var rand = new Random();
var randByte = new byte[32];
Func <uint256> randHash = () =>
{
rand.NextBytes(randByte);
return(new uint256(randByte));
};
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode stratisNode = builder.CreateStratisPowNode();
builder.StartAll();
stratisNode.SetDummyMinerSecret(new BitcoinSecret(new Key(), stratisNode.FullNode.Network));
// 50 orphan transactions:
for (ulong i = 0; i < 50; i++)
{
Transaction tx = stratisNode.FullNode.Network.Consensus.ConsensusFactory.CreateTransaction();
tx.AddInput(new TxIn(new OutPoint(randHash(), 0), new Script(OpcodeType.OP_1)));
tx.AddOutput(new TxOut(new Money(1 * Money.CENT), stratisNode.MinerSecret.ScriptPubKey));
stratisNode.FullNode.NodeService <MempoolOrphans>().AddOrphanTx(i, tx);
}
Assert.Equal(50, stratisNode.FullNode.NodeService <MempoolOrphans>().OrphansList().Count);
// ... and 50 that depend on other orphans:
for (ulong i = 0; i < 50; i++)
{
MempoolOrphans.OrphanTx txPrev = stratisNode.FullNode.NodeService <MempoolOrphans>().OrphansList().ElementAt(rand.Next(stratisNode.FullNode.NodeService <MempoolOrphans>().OrphansList().Count));
Transaction tx = stratisNode.FullNode.Network.Consensus.ConsensusFactory.CreateTransaction();
tx.AddInput(new TxIn(new OutPoint(txPrev.Tx.GetHash(), 0), new Script(OpcodeType.OP_1)));
tx.AddOutput(new TxOut(new Money((1 + i + 100) * Money.CENT), stratisNode.MinerSecret.ScriptPubKey));
stratisNode.FullNode.NodeService <MempoolOrphans>().AddOrphanTx(i, tx);
}
Assert.Equal(100, stratisNode.FullNode.NodeService <MempoolOrphans>().OrphansList().Count);
// This really-big orphan should be ignored:
for (ulong i = 0; i < 10; i++)
{
MempoolOrphans.OrphanTx txPrev = stratisNode.FullNode.NodeService <MempoolOrphans>().OrphansList().ElementAt(rand.Next(stratisNode.FullNode.NodeService <MempoolOrphans>().OrphansList().Count));
Transaction tx = stratisNode.FullNode.Network.Consensus.ConsensusFactory.CreateTransaction();
tx.AddOutput(new TxOut(new Money(1 * Money.CENT), stratisNode.MinerSecret.ScriptPubKey));
foreach (int index in Enumerable.Range(0, 2777))
{
tx.AddInput(new TxIn(new OutPoint(txPrev.Tx.GetHash(), index), new Script(OpcodeType.OP_1)));
}
Assert.False(stratisNode.FullNode.NodeService <MempoolOrphans>().AddOrphanTx(i, tx));
}
Assert.Equal(100, stratisNode.FullNode.NodeService <MempoolOrphans>().OrphansList().Count);
// Test EraseOrphansFor:
for (ulong i = 0; i < 3; i++)
{
int sizeBefore = stratisNode.FullNode.NodeService <MempoolOrphans>().OrphansList().Count;
stratisNode.FullNode.NodeService <MempoolOrphans>().EraseOrphansFor(i);
Assert.True(stratisNode.FullNode.NodeService <MempoolOrphans>().OrphansList().Count < sizeBefore);
}
// Test LimitOrphanTxSize() function:
stratisNode.FullNode.NodeService <MempoolOrphans>().LimitOrphanTxSize(40);
Assert.True(stratisNode.FullNode.NodeService <MempoolOrphans>().OrphansList().Count <= 40);
stratisNode.FullNode.NodeService <MempoolOrphans>().LimitOrphanTxSize(10);
Assert.True(stratisNode.FullNode.NodeService <MempoolOrphans>().OrphansList().Count <= 10);
stratisNode.FullNode.NodeService <MempoolOrphans>().LimitOrphanTxSize(0);
Assert.True(!stratisNode.FullNode.NodeService <MempoolOrphans>().OrphansList().Any());
}
}
public void TxMempoolBlockDoublespend()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode stratisNodeSync = builder.CreateStratisPowNode();
builder.StartAll();
stratisNodeSync.NotInIBD();
stratisNodeSync.FullNode.NodeService <MempoolSettings>().RequireStandard = true; // make sure to test standard tx
stratisNodeSync.SetDummyMinerSecret(new BitcoinSecret(new Key(), stratisNodeSync.FullNode.Network));
stratisNodeSync.GenerateStratisWithMiner(100); // coinbase maturity = 100
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.ConsensusLoop().Tip.HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.GetBlockStoreTip().HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
// Make sure skipping validation of transctions that were
// validated going into the memory pool does not allow
// double-spends in blocks to pass validation when they should not.
Script scriptPubKey = PayToPubkeyHashTemplate.Instance.GenerateScriptPubKey(stratisNodeSync.MinerSecret.PubKey);
Block genBlock = stratisNodeSync.FullNode.BlockStoreManager().BlockRepository.GetAsync(stratisNodeSync.FullNode.Chain.GetBlock(1).HashBlock).Result;
// Create a double-spend of mature coinbase txn:
var spends = new List <Transaction>(2);
foreach (int index in Enumerable.Range(1, 2))
{
Transaction trx = stratisNodeSync.FullNode.Network.Consensus.ConsensusFactory.CreateTransaction();
trx.AddInput(new TxIn(new OutPoint(genBlock.Transactions[0].GetHash(), 0), scriptPubKey));
trx.AddOutput(Money.Cents(11), new Key().PubKey.Hash);
// Sign:
trx.Sign(stratisNodeSync.FullNode.Network, stratisNodeSync.MinerSecret, false);
spends.Add(trx);
}
// Test 1: block with both of those transactions should be rejected.
Block block = stratisNodeSync.GenerateStratis(1, spends).Single();
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.ConsensusLoop().Tip.HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
Assert.True(stratisNodeSync.FullNode.Chain.Tip.HashBlock != block.GetHash());
// Test 2: ... and should be rejected if spend1 is in the memory pool
Assert.True(stratisNodeSync.AddToStratisMempool(spends[0]));
block = stratisNodeSync.GenerateStratis(1, spends).Single();
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.ConsensusLoop().Tip.HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
Assert.True(stratisNodeSync.FullNode.Chain.Tip.HashBlock != block.GetHash());
stratisNodeSync.FullNode.MempoolManager().Clear().Wait();
// Test 3: ... and should be rejected if spend2 is in the memory pool
Assert.True(stratisNodeSync.AddToStratisMempool(spends[1]));
block = stratisNodeSync.GenerateStratis(1, spends).Single();
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.ConsensusLoop().Tip.HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
Assert.True(stratisNodeSync.FullNode.Chain.Tip.HashBlock != block.GetHash());
stratisNodeSync.FullNode.MempoolManager().Clear().Wait();
// Final sanity test: first spend in mempool, second in block, that's OK:
var oneSpend = new List <Transaction>();
oneSpend.Add(spends[0]);
Assert.True(stratisNodeSync.AddToStratisMempool(spends[1]));
block = stratisNodeSync.GenerateStratis(1, oneSpend).Single();
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.ConsensusLoop().Tip.HashBlock == stratisNodeSync.FullNode.Chain.Tip.HashBlock);
Assert.True(stratisNodeSync.FullNode.Chain.Tip.HashBlock == block.GetHash());
// spends[1] should have been removed from the mempool when the
// block with spends[0] is accepted:
TestHelper.WaitLoop(() => stratisNodeSync.FullNode.MempoolManager().MempoolSize().Result == 0);
}
}
public void WalletCanSendOneTransactionWithManyOutputs()
{
using (NodeBuilder builder = NodeBuilder.Create())
{
CoreNode stratisSender = builder.CreateStratisPowNode();
CoreNode stratisReceiver = builder.CreateStratisPowNode();
builder.StartAll();
stratisSender.NotInIBD();
stratisReceiver.NotInIBD();
stratisSender.FullNode.WalletManager().CreateWallet("123456", "mywallet");
stratisReceiver.FullNode.WalletManager().CreateWallet("123456", "mywallet");
HdAddress addr = stratisSender.FullNode.WalletManager().GetUnusedAddress(new WalletAccountReference("mywallet", "account 0"));
Wallet wallet = stratisSender.FullNode.WalletManager().GetWalletByName("mywallet");
Key key = wallet.GetExtendedPrivateKeyForAddress("123456", addr).PrivateKey;
stratisSender.SetDummyMinerSecret(new BitcoinSecret(key, stratisSender.FullNode.Network));
int maturity = (int)stratisSender.FullNode.Network.Consensus.Option <PowConsensusOptions>().CoinbaseMaturity;
stratisSender.GenerateStratisWithMiner(maturity + 51);
// Wait for block repo for block sync to work.
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(stratisSender));
Assert.Equal(Money.COIN * 150 * 50, stratisSender.FullNode.WalletManager().GetSpendableTransactionsInWallet("mywallet").Sum(s => s.Transaction.Amount));
// Sync both nodes.
stratisSender.CreateRPCClient().AddNode(stratisReceiver.Endpoint, true);
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(stratisReceiver, stratisSender));
// Get 50 unused addresses from the receiver.
IEnumerable <HdAddress> recevierAddresses = stratisReceiver.FullNode.WalletManager()
.GetUnusedAddresses(new WalletAccountReference("mywallet", "account 0"), 50);
List <Recipient> recipients = recevierAddresses.Select(address => new Recipient
{
ScriptPubKey = address.ScriptPubKey,
Amount = Money.COIN
})
.ToList();
var transactionBuildContext = new TransactionBuildContext(
new WalletAccountReference("mywallet", "account 0"), recipients, "123456")
{
FeeType = FeeType.Medium,
MinConfirmations = 101
};
Transaction transaction = stratisSender.FullNode.WalletTransactionHandler().BuildTransaction(transactionBuildContext);
Assert.Equal(51, transaction.Outputs.Count);
// Broadcast to the other node.
stratisSender.FullNode.NodeService <WalletController>().SendTransaction(new SendTransactionRequest(transaction.ToHex()));
// Wait for the trx's to arrive.
TestHelper.WaitLoop(() => stratisReceiver.CreateRPCClient().GetRawMempool().Length > 0);
TestHelper.WaitLoop(() => stratisReceiver.FullNode.WalletManager().GetSpendableTransactionsInWallet("mywallet").Any());
Assert.Equal(Money.COIN * 50, stratisReceiver.FullNode.WalletManager().GetSpendableTransactionsInWallet("mywallet").Sum(s => s.Transaction.Amount));
Assert.Null(stratisReceiver.FullNode.WalletManager().GetSpendableTransactionsInWallet("mywallet").First().Transaction.BlockHeight);
// Generate new blocks so the trx is confirmed.
stratisSender.GenerateStratisWithMiner(1);
// Wait for block repo for block sync to work.
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(stratisSender));
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(stratisReceiver, stratisSender));
// Confirm trx's have been committed to the block.
Assert.Equal(maturity + 52, stratisReceiver.FullNode.WalletManager().GetSpendableTransactionsInWallet("mywallet").First().Transaction.BlockHeight);
}
}