Examples with SimpleBlockChain co.rsk.peg.simples.SimpleBlockChain used on opensource projects

Example 1 with SimpleBlockChain

use of co.rsk.peg.simples.SimpleBlockChain in project rskj by rsksmart.

the class BridgeSupportTest method addBlockHeaderToBlockchain.

@Test
public void addBlockHeaderToBlockchain() throws IOException, BlockStoreException {
    Repository repository = new RepositoryImpl(config);
    Repository track = repository.startTracking();
    BridgeConstants bridgeConstants = config.getBlockchainConfig().getCommonConstants().getBridgeConstants();
    Context btcContext = new Context(bridgeConstants.getBtcParams());
    BtcBlockStore btcBlockStore = new RepositoryBlockStore(config, track, PrecompiledContracts.BRIDGE_ADDR);
    BtcBlockChain btcBlockChain = new SimpleBlockChain(btcContext, btcBlockStore);
    BridgeStorageProvider provider = new BridgeStorageProvider(track, contractAddress, config.getBlockchainConfig().getCommonConstants().getBridgeConstants());
    BridgeSupport bridgeSupport = new BridgeSupport(config, track, null, config.getBlockchainConfig().getCommonConstants().getBridgeConstants(), provider, btcBlockStore, btcBlockChain);
    co.rsk.bitcoinj.core.BtcBlock block = new co.rsk.bitcoinj.core.BtcBlock(btcParams, 1, PegTestUtils.createHash(), PegTestUtils.createHash(), 1, 1, 1, new ArrayList<BtcTransaction>());
    co.rsk.bitcoinj.core.BtcBlock[] headers = new co.rsk.bitcoinj.core.BtcBlock[1];
    headers[0] = block;
    bridgeSupport.receiveHeaders(headers);
    bridgeSupport.save();
    track.commit();
    Assert.assertNotNull(btcBlockStore.get(block.getHash()));
}

Example 2 with SimpleBlockChain

use of co.rsk.peg.simples.SimpleBlockChain in project rskj by rsksmart.

the class BridgeSupportTest method registerBtcTransactionLockTxWhitelisted.

@Test
public void registerBtcTransactionLockTxWhitelisted() throws BlockStoreException, AddressFormatException, IOException {
    BridgeConstants bridgeConstants = config.getBlockchainConfig().getCommonConstants().getBridgeConstants();
    NetworkParameters parameters = bridgeConstants.getBtcParams();
    List<BtcECKey> federation1Keys = Arrays.asList(new BtcECKey[] { BtcECKey.fromPrivate(Hex.decode("fa01")), BtcECKey.fromPrivate(Hex.decode("fa02")) });
    federation1Keys.sort(BtcECKey.PUBKEY_COMPARATOR);
    Federation federation1 = new Federation(federation1Keys, Instant.ofEpochMilli(1000L), 0L, parameters);
    List<BtcECKey> federation2Keys = Arrays.asList(new BtcECKey[] { BtcECKey.fromPrivate(Hex.decode("fb01")), BtcECKey.fromPrivate(Hex.decode("fb02")), BtcECKey.fromPrivate(Hex.decode("fb03")) });
    federation2Keys.sort(BtcECKey.PUBKEY_COMPARATOR);
    Federation federation2 = new Federation(federation2Keys, Instant.ofEpochMilli(2000L), 0L, parameters);
    Repository repository = new RepositoryImpl(config);
    repository.addBalance(PrecompiledContracts.BRIDGE_ADDR, LIMIT_MONETARY_BASE);
    Block executionBlock = Mockito.mock(Block.class);
    Mockito.when(executionBlock.getNumber()).thenReturn(10L);
    Repository track = repository.startTracking();
    // First transaction goes only to the first federation
    BtcTransaction tx1 = new BtcTransaction(this.btcParams);
    tx1.addOutput(Coin.COIN.multiply(5), federation1.getAddress());
    BtcECKey srcKey1 = new BtcECKey();
    tx1.addInput(PegTestUtils.createHash(), 0, ScriptBuilder.createInputScript(null, srcKey1));
    // Second transaction goes only to the second federation
    BtcTransaction tx2 = new BtcTransaction(this.btcParams);
    tx2.addOutput(Coin.COIN.multiply(10), federation2.getAddress());
    BtcECKey srcKey2 = new BtcECKey();
    tx2.addInput(PegTestUtils.createHash(), 0, ScriptBuilder.createInputScript(null, srcKey2));
    // Third transaction has one output to each federation
    // Lock is expected to be done accordingly and utxos assigned accordingly as well
    BtcTransaction tx3 = new BtcTransaction(this.btcParams);
    tx3.addOutput(Coin.COIN.multiply(2), federation1.getAddress());
    tx3.addOutput(Coin.COIN.multiply(3), federation2.getAddress());
    BtcECKey srcKey3 = new BtcECKey();
    tx3.addInput(PegTestUtils.createHash(), 0, ScriptBuilder.createInputScript(null, srcKey3));
    Context btcContext = new Context(bridgeConstants.getBtcParams());
    BtcBlockStore btcBlockStore = new RepositoryBlockStore(config, track, PrecompiledContracts.BRIDGE_ADDR);
    BtcBlockChain btcBlockChain = new SimpleBlockChain(btcContext, btcBlockStore);
    BridgeStorageProvider provider = new BridgeStorageProvider(track, contractAddress, config.getBlockchainConfig().getCommonConstants().getBridgeConstants());
    provider.setNewFederation(federation1);
    provider.setOldFederation(federation2);
    // Whitelist the addresses
    LockWhitelist whitelist = provider.getLockWhitelist();
    Address address1 = srcKey1.toAddress(parameters);
    Address address2 = srcKey2.toAddress(parameters);
    Address address3 = srcKey3.toAddress(parameters);
    whitelist.put(address1, Coin.COIN.multiply(5));
    whitelist.put(address2, Coin.COIN.multiply(10));
    whitelist.put(address3, Coin.COIN.multiply(2).add(Coin.COIN.multiply(3)));
    BridgeSupport bridgeSupport = new BridgeSupport(config, track, null, config.getBlockchainConfig().getCommonConstants().getBridgeConstants(), provider, btcBlockStore, btcBlockChain);
    Whitebox.setInternalState(bridgeSupport, "rskExecutionBlock", executionBlock);
    byte[] bits = new byte[1];
    bits[0] = 0x3f;
    List<Sha256Hash> hashes = new ArrayList<>();
    hashes.add(tx1.getHash());
    hashes.add(tx2.getHash());
    hashes.add(tx3.getHash());
    PartialMerkleTree pmt = new PartialMerkleTree(btcParams, bits, hashes, 3);
    List<Sha256Hash> hashlist = new ArrayList<>();
    Sha256Hash merkleRoot = pmt.getTxnHashAndMerkleRoot(hashlist);
    co.rsk.bitcoinj.core.BtcBlock block = new co.rsk.bitcoinj.core.BtcBlock(btcParams, 1, PegTestUtils.createHash(), merkleRoot, 1, 1, 1, new ArrayList<BtcTransaction>());
    btcBlockChain.add(block);
    ((SimpleBlockChain) btcBlockChain).useHighBlock();
    bridgeSupport.registerBtcTransaction(mock(Transaction.class), tx1, 1, pmt);
    bridgeSupport.registerBtcTransaction(mock(Transaction.class), tx2, 1, pmt);
    bridgeSupport.registerBtcTransaction(mock(Transaction.class), tx3, 1, pmt);
    bridgeSupport.save();
    ((SimpleBlockChain) btcBlockChain).useBlock();
    track.commit();
    Assert.assertThat(whitelist.isWhitelisted(address1), is(false));
    Assert.assertThat(whitelist.isWhitelisted(address2), is(false));
    Assert.assertThat(whitelist.isWhitelisted(address3), is(false));
    co.rsk.core.Coin amountToHaveBeenCreditedToSrc1 = co.rsk.core.Coin.fromBitcoin(Coin.valueOf(5, 0));
    co.rsk.core.Coin amountToHaveBeenCreditedToSrc2 = co.rsk.core.Coin.fromBitcoin(Coin.valueOf(10, 0));
    co.rsk.core.Coin amountToHaveBeenCreditedToSrc3 = co.rsk.core.Coin.fromBitcoin(Coin.valueOf(5, 0));
    co.rsk.core.Coin totalAmountExpectedToHaveBeenLocked = amountToHaveBeenCreditedToSrc1.add(amountToHaveBeenCreditedToSrc2).add(amountToHaveBeenCreditedToSrc3);
    RskAddress srcKey1RskAddress = new RskAddress(org.ethereum.crypto.ECKey.fromPrivate(srcKey1.getPrivKey()).getAddress());
    RskAddress srcKey2RskAddress = new RskAddress(org.ethereum.crypto.ECKey.fromPrivate(srcKey2.getPrivKey()).getAddress());
    RskAddress srcKey3RskAddress = new RskAddress(org.ethereum.crypto.ECKey.fromPrivate(srcKey3.getPrivKey()).getAddress());
    Assert.assertEquals(amountToHaveBeenCreditedToSrc1, repository.getBalance(srcKey1RskAddress));
    Assert.assertEquals(amountToHaveBeenCreditedToSrc2, repository.getBalance(srcKey2RskAddress));
    Assert.assertEquals(amountToHaveBeenCreditedToSrc3, repository.getBalance(srcKey3RskAddress));
    Assert.assertEquals(LIMIT_MONETARY_BASE.subtract(totalAmountExpectedToHaveBeenLocked), repository.getBalance(PrecompiledContracts.BRIDGE_ADDR));
    BridgeStorageProvider provider2 = new BridgeStorageProvider(repository, PrecompiledContracts.BRIDGE_ADDR, config.getBlockchainConfig().getCommonConstants().getBridgeConstants());
    Assert.assertEquals(2, provider2.getNewFederationBtcUTXOs().size());
    Assert.assertEquals(2, provider2.getOldFederationBtcUTXOs().size());
    Assert.assertEquals(Coin.COIN.multiply(5), provider2.getNewFederationBtcUTXOs().get(0).getValue());
    Assert.assertEquals(Coin.COIN.multiply(2), provider2.getNewFederationBtcUTXOs().get(1).getValue());
    Assert.assertEquals(Coin.COIN.multiply(10), provider2.getOldFederationBtcUTXOs().get(0).getValue());
    Assert.assertEquals(Coin.COIN.multiply(3), provider2.getOldFederationBtcUTXOs().get(1).getValue());
    Assert.assertEquals(0, provider2.getReleaseRequestQueue().getEntries().size());
    Assert.assertEquals(0, provider2.getReleaseTransactionSet().getEntries().size());
    Assert.assertTrue(provider2.getRskTxsWaitingForSignatures().isEmpty());
    Assert.assertEquals(3, provider2.getBtcTxHashesAlreadyProcessed().size());
}

Example 3 with SimpleBlockChain

use of co.rsk.peg.simples.SimpleBlockChain in project rskj by rsksmart.

the class BridgeSupportTest method registerBtcTransactionReleaseTx.

@Test
public void registerBtcTransactionReleaseTx() throws BlockStoreException, AddressFormatException, IOException {
    // Federation is the genesis federation ATM
    Federation federation = bridgeConstants.getGenesisFederation();
    Repository repository = new RepositoryImpl(config);
    repository.addBalance(PrecompiledContracts.BRIDGE_ADDR, LIMIT_MONETARY_BASE);
    Repository track = repository.startTracking();
    Block executionBlock = Mockito.mock(Block.class);
    Mockito.when(executionBlock.getNumber()).thenReturn(10L);
    BridgeRegTestConstants bridgeConstants = BridgeRegTestConstants.getInstance();
    BtcTransaction tx = new BtcTransaction(this.btcParams);
    Address address = ScriptBuilder.createP2SHOutputScript(2, Lists.newArrayList(new BtcECKey(), new BtcECKey(), new BtcECKey())).getToAddress(bridgeConstants.getBtcParams());
    tx.addOutput(Coin.COIN, address);
    Address address2 = federation.getAddress();
    tx.addOutput(Coin.COIN, address2);
    // Create previous tx
    BtcTransaction prevTx = new BtcTransaction(btcParams);
    TransactionOutput prevOut = new TransactionOutput(btcParams, prevTx, Coin.FIFTY_COINS, federation.getAddress());
    prevTx.addOutput(prevOut);
    // Create tx input
    tx.addInput(prevOut);
    // Create tx input base script sig
    Script scriptSig = PegTestUtils.createBaseInputScriptThatSpendsFromTheFederation(federation);
    // Create sighash
    Script redeemScript = ScriptBuilder.createRedeemScript(federation.getNumberOfSignaturesRequired(), federation.getPublicKeys());
    Sha256Hash sighash = tx.hashForSignature(0, redeemScript, BtcTransaction.SigHash.ALL, false);
    // Sign by federator 0
    BtcECKey.ECDSASignature sig0 = bridgeConstants.getFederatorPrivateKeys().get(0).sign(sighash);
    TransactionSignature txSig0 = new TransactionSignature(sig0, BtcTransaction.SigHash.ALL, false);
    int sigIndex0 = scriptSig.getSigInsertionIndex(sighash, federation.getPublicKeys().get(0));
    scriptSig = ScriptBuilder.updateScriptWithSignature(scriptSig, txSig0.encodeToBitcoin(), sigIndex0, 1, 1);
    // Sign by federator 1
    BtcECKey.ECDSASignature sig1 = bridgeConstants.getFederatorPrivateKeys().get(1).sign(sighash);
    TransactionSignature txSig1 = new TransactionSignature(sig1, BtcTransaction.SigHash.ALL, false);
    int sigIndex1 = scriptSig.getSigInsertionIndex(sighash, federation.getPublicKeys().get(1));
    scriptSig = ScriptBuilder.updateScriptWithSignature(scriptSig, txSig1.encodeToBitcoin(), sigIndex1, 1, 1);
    // Set scipt sign to tx input
    tx.getInput(0).setScriptSig(scriptSig);
    Context btcContext = new Context(bridgeConstants.getBtcParams());
    BtcBlockStore btcBlockStore = new RepositoryBlockStore(config, track, PrecompiledContracts.BRIDGE_ADDR);
    BtcBlockChain btcBlockChain = new SimpleBlockChain(btcContext, btcBlockStore);
    BridgeStorageProvider provider = new BridgeStorageProvider(track, contractAddress, config.getBlockchainConfig().getCommonConstants().getBridgeConstants());
    BridgeSupport bridgeSupport = new BridgeSupport(config, track, null, config.getBlockchainConfig().getCommonConstants().getBridgeConstants(), provider, btcBlockStore, btcBlockChain);
    Whitebox.setInternalState(bridgeSupport, "rskExecutionBlock", executionBlock);
    byte[] bits = new byte[1];
    bits[0] = 0x01;
    List<Sha256Hash> hashes = new ArrayList<>();
    hashes.add(tx.getHash());
    PartialMerkleTree pmt = new PartialMerkleTree(btcParams, bits, hashes, 1);
    List<Sha256Hash> hashlist = new ArrayList<>();
    Sha256Hash merkleRoot = pmt.getTxnHashAndMerkleRoot(hashlist);
    co.rsk.bitcoinj.core.BtcBlock block = new co.rsk.bitcoinj.core.BtcBlock(btcParams, 1, PegTestUtils.createHash(), merkleRoot, 1, 1, 1, new ArrayList<BtcTransaction>());
    btcBlockChain.add(block);
    ((SimpleBlockChain) btcBlockChain).useHighBlock();
    bridgeSupport.registerBtcTransaction(mock(Transaction.class), tx, 1, pmt);
    bridgeSupport.save();
    ((SimpleBlockChain) btcBlockChain).useBlock();
    track.commit();
    Assert.assertEquals(LIMIT_MONETARY_BASE, repository.getBalance(PrecompiledContracts.BRIDGE_ADDR));
    BridgeStorageProvider provider2 = new BridgeStorageProvider(repository, PrecompiledContracts.BRIDGE_ADDR, config.getBlockchainConfig().getCommonConstants().getBridgeConstants());
    Assert.assertEquals(1, provider2.getNewFederationBtcUTXOs().size());
    Assert.assertEquals(Coin.COIN, provider2.getNewFederationBtcUTXOs().get(0).getValue());
    Assert.assertEquals(0, provider2.getReleaseRequestQueue().getEntries().size());
    Assert.assertEquals(0, provider2.getReleaseTransactionSet().getEntries().size());
    Assert.assertTrue(provider2.getRskTxsWaitingForSignatures().isEmpty());
    Assert.assertEquals(1, provider2.getBtcTxHashesAlreadyProcessed().size());
}

Example 4 with SimpleBlockChain

use of co.rsk.peg.simples.SimpleBlockChain in project rskj by rsksmart.

the class BridgeSupportTestPowerMock method addBlockHeaderToBlockchain.

@Test
public void addBlockHeaderToBlockchain() throws IOException, BlockStoreException {
    Repository repository = createRepository();
    Repository track = repository.startTracking();
    ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class);
    Context btcContext = new Context(btcParams);
    BridgeStorageProvider provider = new BridgeStorageProvider(track, contractAddress, bridgeConstants, activationsBeforeForks);
    BtcBlockStoreWithCache.Factory btcBlockStoreFactory = new RepositoryBtcBlockStoreWithCache.Factory(bridgeConstants.getBtcParams());
    BtcBlockStoreWithCache btcBlockStore = btcBlockStoreFactory.newInstance(track, bridgeConstants, provider, activations);
    BtcBlockStoreWithCache.Factory mockFactory = mock(BtcBlockStoreWithCache.Factory.class);
    when(mockFactory.newInstance(track, bridgeConstants, provider, activations)).thenReturn(btcBlockStore);
    BridgeSupport bridgeSupport = getBridgeSupport(provider, track, mockFactory, activations);
    BtcBlockChain btcBlockChain = new SimpleBlockChain(btcContext, btcBlockStore);
    Whitebox.setInternalState(bridgeSupport, "btcBlockChain", btcBlockChain);
    co.rsk.bitcoinj.core.BtcBlock block = new co.rsk.bitcoinj.core.BtcBlock(btcParams, 1, PegTestUtils.createHash(1), PegTestUtils.createHash(2), 1, 1, 1, new ArrayList<>());
    co.rsk.bitcoinj.core.BtcBlock[] headers = new co.rsk.bitcoinj.core.BtcBlock[1];
    headers[0] = block;
    bridgeSupport.receiveHeaders(headers);
    bridgeSupport.save();
    track.commit();
    Assert.assertNotNull(btcBlockStore.get(block.getHash()));
}

Example 5 with SimpleBlockChain

use of co.rsk.peg.simples.SimpleBlockChain in project rskj by rsksmart.

the class BridgeSupportTestPowerMock method registerBtcTransactionTxNotLockNorReleaseTx.

@Test
public void registerBtcTransactionTxNotLockNorReleaseTx() throws BlockStoreException, AddressFormatException, IOException, BridgeIllegalArgumentException {
    Repository repository = createRepository();
    Repository track = repository.startTracking();
    ActivationConfig.ForBlock activations = mock(ActivationConfig.ForBlock.class);
    BtcTransaction tx = new BtcTransaction(btcParams);
    Address address = ScriptBuilder.createP2SHOutputScript(2, Lists.newArrayList(new BtcECKey(), new BtcECKey(), new BtcECKey())).getToAddress(btcParams);
    tx.addOutput(Coin.COIN, address);
    tx.addInput(PegTestUtils.createHash(1), 0, ScriptBuilder.createInputScript(null, new BtcECKey()));
    Context btcContext = new Context(btcParams);
    BridgeStorageProvider provider = new BridgeStorageProvider(track, contractAddress, bridgeConstants, activationsBeforeForks);
    BtcBlockStoreWithCache.Factory btcBlockStoreFactory = new RepositoryBtcBlockStoreWithCache.Factory(bridgeConstants.getBtcParams());
    BtcBlockStoreWithCache btcBlockStore = btcBlockStoreFactory.newInstance(track, bridgeConstants, provider, activations);
    BtcBlockChain btcBlockChain = new SimpleBlockChain(btcContext, btcBlockStore);
    BtcBlockStoreWithCache.Factory mockFactory = mock(BtcBlockStoreWithCache.Factory.class);
    when(mockFactory.newInstance(track, bridgeConstants, provider, activations)).thenReturn(btcBlockStore);
    BridgeSupport bridgeSupport = getBridgeSupport(provider, track, mockFactory, activations);
    byte[] bits = new byte[1];
    bits[0] = 0x01;
    List<Sha256Hash> hashes = new ArrayList<>();
    hashes.add(tx.getHash());
    PartialMerkleTree pmt = new PartialMerkleTree(btcParams, bits, hashes, 1);
    List<Sha256Hash> hashlist = new ArrayList<>();
    Sha256Hash merkleRoot = pmt.getTxnHashAndMerkleRoot(hashlist);
    co.rsk.bitcoinj.core.BtcBlock block = new co.rsk.bitcoinj.core.BtcBlock(btcParams, 1, PegTestUtils.createHash(1), merkleRoot, 1, 1, 1, new ArrayList<>());
    btcBlockChain.add(block);
    bridgeSupport.registerBtcTransaction(mock(Transaction.class), tx.bitcoinSerialize(), 1, pmt.bitcoinSerialize());
    bridgeSupport.save();
    track.commit();
    BridgeStorageProvider provider2 = new BridgeStorageProvider(repository, PrecompiledContracts.BRIDGE_ADDR, bridgeConstants, activationsBeforeForks);
    Assert.assertEquals(0, provider2.getNewFederationBtcUTXOs().size());
    Assert.assertEquals(0, provider2.getReleaseRequestQueue().getEntries().size());
    Assert.assertEquals(0, provider2.getReleaseTransactionSet().getEntries().size());
    Assert.assertTrue(provider2.getRskTxsWaitingForSignatures().isEmpty());
    Assert.assertFalse(provider2.getHeightIfBtcTxhashIsAlreadyProcessed(tx.getHash()).isPresent());
}