Examples with TransactionInput co.rsk.bitcoinj.core.TransactionInput used on opensource projects

Example 16 with TransactionInput

use of co.rsk.bitcoinj.core.TransactionInput in project rskj by rsksmart.

the class BridgeUtilsTest method isInputSignedByThisFederator_isSigned.

@Test
public void isInputSignedByThisFederator_isSigned() {
    // Arrange
    BtcECKey federator1Key = new BtcECKey();
    BtcECKey federator2Key = new BtcECKey();
    Federation federation = new Federation(FederationMember.getFederationMembersFromKeys(Arrays.asList(federator1Key, federator2Key)), Instant.now(), 0, networkParameters);
    // Create a tx from the Fed to a random btc address
    BtcTransaction tx = new BtcTransaction(networkParameters);
    TransactionInput txInput = new TransactionInput(networkParameters, tx, new byte[] {}, new TransactionOutPoint(networkParameters, 0, Sha256Hash.ZERO_HASH));
    // Create script to be signed by federation members
    Script inputScript = PegTestUtils.createBaseInputScriptThatSpendsFromTheFederation(federation);
    txInput.setScriptSig(inputScript);
    tx.addInput(txInput);
    List<ScriptChunk> chunks = inputScript.getChunks();
    byte[] program = chunks.get(chunks.size() - 1).data;
    Script redeemScript = new Script(program);
    Sha256Hash sighash = tx.hashForSignature(0, redeemScript, BtcTransaction.SigHash.ALL, false);
    BtcECKey.ECDSASignature sig = federator1Key.sign(sighash);
    TransactionSignature txSig = new TransactionSignature(sig, BtcTransaction.SigHash.ALL, false);
    byte[] txSigEncoded = txSig.encodeToBitcoin();
    int sigIndex = inputScript.getSigInsertionIndex(sighash, federator1Key);
    inputScript = ScriptBuilder.updateScriptWithSignature(inputScript, txSigEncoded, sigIndex, 1, 1);
    txInput.setScriptSig(inputScript);
    // Act
    boolean isSigned = BridgeUtils.isInputSignedByThisFederator(federator1Key, sighash, txInput);
    // Assert
    Assert.assertTrue(isSigned);
}

Example 17 with TransactionInput

use of co.rsk.bitcoinj.core.TransactionInput in project rskj by rsksmart.

the class BridgeUtilsTest method testIsValidPegInTx_spending_from_federation_is_pegout_after_iris.

@Test
public void testIsValidPegInTx_spending_from_federation_is_pegout_after_iris() {
    // Tx sending 1 btc to the federation, but also spending from the federation address,
    // the typical peg-out tx, not a peg-in tx.
    Context btcContext = new Context(networkParameters);
    Federation federation = this.getGenesisFederationForTest(bridgeConstantsRegtest, btcContext);
    when(activations.isActive(ConsensusRule.RSKIP219)).thenReturn(true);
    BtcTransaction tx = new BtcTransaction(networkParameters);
    tx.addOutput(Coin.COIN, federation.getAddress());
    TransactionInput txIn = new TransactionInput(networkParameters, tx, new byte[] {}, new TransactionOutPoint(networkParameters, 0, Sha256Hash.ZERO_HASH));
    tx.addInput(txIn);
    signWithNecessaryKeys(bridgeConstantsRegtest.getGenesisFederation(), BridgeRegTestConstants.REGTEST_FEDERATION_PRIVATE_KEYS, txIn, tx);
    assertFalse(BridgeUtils.isValidPegInTx(tx, federation, btcContext, bridgeConstantsRegtest, activations));
}

Example 18 with TransactionInput

use of co.rsk.bitcoinj.core.TransactionInput in project rskj by rsksmart.

the class BridgeUtilsTest method testIsValidPegInTx_hasChangeUtxoFromFastBridgeRetiredFederation_beforeRskip201_isPegin.

@Test
public void testIsValidPegInTx_hasChangeUtxoFromFastBridgeRetiredFederation_beforeRskip201_isPegin() {
    Context btcContext = new Context(networkParameters);
    Federation activeFederation = bridgeConstantsRegtest.getGenesisFederation();
    when(activations.isActive(ConsensusRule.RSKIP201)).thenReturn(false);
    List<BtcECKey> retiredFederationKeys = Arrays.asList(BtcECKey.fromPrivate(Hex.decode("fa01")), BtcECKey.fromPrivate(Hex.decode("fa02")));
    retiredFederationKeys.sort(BtcECKey.PUBKEY_COMPARATOR);
    Federation retiredFederation = new Federation(FederationTestUtils.getFederationMembersWithBtcKeys(retiredFederationKeys), Instant.ofEpochMilli(1000L), 0L, networkParameters);
    // Create a tx from the retired fast bridge fed to the active fed
    BtcTransaction tx = new BtcTransaction(networkParameters);
    tx.addOutput(Coin.COIN, activeFederation.getAddress());
    TransactionInput txInput = new TransactionInput(networkParameters, tx, new byte[0], new TransactionOutPoint(networkParameters, 0, Sha256Hash.ZERO_HASH));
    tx.addInput(txInput);
    Script fastBridgeRedeemScript = FastBridgeRedeemScriptParser.createMultiSigFastBridgeRedeemScript(retiredFederation.getRedeemScript(), PegTestUtils.createHash(2));
    signWithNecessaryKeys(retiredFederation, fastBridgeRedeemScript, retiredFederationKeys, txInput, tx);
    assertTrue(BridgeUtils.isValidPegInTx(tx, Collections.singletonList(activeFederation), retiredFederation.getP2SHScript(), btcContext, bridgeConstantsRegtest, activations));
}

Example 19 with TransactionInput

use of co.rsk.bitcoinj.core.TransactionInput in project rskj by rsksmart.

the class BridgeUtilsTest method testIsValidPegInTx_hasChangeUtxoFromErpRetiredFederation_afterRskip201_notPegin.

@Test
public void testIsValidPegInTx_hasChangeUtxoFromErpRetiredFederation_afterRskip201_notPegin() {
    Context btcContext = new Context(networkParameters);
    Federation activeFederation = bridgeConstantsRegtest.getGenesisFederation();
    when(activations.isActive(ConsensusRule.RSKIP201)).thenReturn(true);
    when(activations.isActive(ConsensusRule.RSKIP284)).thenReturn(true);
    List<BtcECKey> retiredFederationKeys = Arrays.asList(BtcECKey.fromPrivate(Hex.decode("fa01")), BtcECKey.fromPrivate(Hex.decode("fa02")));
    retiredFederationKeys.sort(BtcECKey.PUBKEY_COMPARATOR);
    Federation retiredFederation = new Federation(FederationTestUtils.getFederationMembersWithBtcKeys(retiredFederationKeys), Instant.ofEpochMilli(1000L), 0L, networkParameters);
    List<BtcECKey> erpFederationPublicKeys = Arrays.asList(BtcECKey.fromPrivate(Hex.decode("fa03")), BtcECKey.fromPrivate(Hex.decode("fa04")));
    erpFederationPublicKeys.sort(BtcECKey.PUBKEY_COMPARATOR);
    Federation erpFederation = new ErpFederation(FederationTestUtils.getFederationMembersWithBtcKeys(retiredFederationKeys), Instant.ofEpochMilli(1000L), 0L, networkParameters, erpFederationPublicKeys, 500L, activations);
    // Create a tx from the retired erp fed to the active fed
    BtcTransaction tx = new BtcTransaction(networkParameters);
    tx.addOutput(Coin.COIN, activeFederation.getAddress());
    TransactionInput txInput = new TransactionInput(networkParameters, tx, new byte[0], new TransactionOutPoint(networkParameters, 0, Sha256Hash.ZERO_HASH));
    tx.addInput(txInput);
    signWithErpFederation(erpFederation, retiredFederationKeys, txInput, tx);
    assertFalse(BridgeUtils.isValidPegInTx(tx, Collections.singletonList(activeFederation), retiredFederation.getP2SHScript(), btcContext, bridgeConstantsRegtest, activations));
}

Example 20 with TransactionInput

use of co.rsk.bitcoinj.core.TransactionInput in project rskj by rsksmart.

the class BridgeUtilsTest method testIsPegOutTx_fromErpFederation.

@Test
public void testIsPegOutTx_fromErpFederation() {
    when(activations.isActive(ConsensusRule.RSKIP284)).thenReturn(true);
    List<BtcECKey> defaultFederationKeys = Arrays.asList(BtcECKey.fromPrivate(Hex.decode("fa01")), BtcECKey.fromPrivate(Hex.decode("fa02")), BtcECKey.fromPrivate(Hex.decode("fa03")));
    defaultFederationKeys.sort(BtcECKey.PUBKEY_COMPARATOR);
    Federation defaultFederation = new Federation(FederationTestUtils.getFederationMembersWithBtcKeys(defaultFederationKeys), Instant.ofEpochMilli(1000L), 0L, networkParameters);
    List<BtcECKey> erpFederationPublicKeys = Arrays.asList(BtcECKey.fromPrivate(Hex.decode("fa03")), BtcECKey.fromPrivate(Hex.decode("fa04")), BtcECKey.fromPrivate(Hex.decode("fa05")));
    erpFederationPublicKeys.sort(BtcECKey.PUBKEY_COMPARATOR);
    Federation erpFederation = new ErpFederation(FederationTestUtils.getFederationMembersWithBtcKeys(defaultFederationKeys), Instant.ofEpochMilli(1000L), 0L, networkParameters, erpFederationPublicKeys, 500L, activations);
    Federation standardFederation = bridgeConstantsRegtest.getGenesisFederation();
    // Create a tx from the erp fed to a random address
    Address randomAddress = PegTestUtils.createRandomBtcAddress();
    BtcTransaction pegOutTx1 = new BtcTransaction(networkParameters);
    pegOutTx1.addOutput(Coin.COIN, randomAddress);
    TransactionInput pegOutInput1 = new TransactionInput(networkParameters, pegOutTx1, new byte[] {}, new TransactionOutPoint(networkParameters, 0, Sha256Hash.ZERO_HASH));
    pegOutTx1.addInput(pegOutInput1);
    signWithErpFederation(erpFederation, defaultFederationKeys, pegOutInput1, pegOutTx1);
    // Before RSKIP 201 activation
    when(activations.isActive(ConsensusRule.RSKIP201)).thenReturn(false);
    assertFalse(BridgeUtils.isPegOutTx(pegOutTx1, Collections.singletonList(defaultFederation), activations));
    assertFalse(BridgeUtils.isPegOutTx(pegOutTx1, Arrays.asList(defaultFederation, standardFederation), activations));
    assertFalse(BridgeUtils.isPegOutTx(pegOutTx1, Collections.singletonList(standardFederation), activations));
    assertFalse(BridgeUtils.isPegOutTx(pegOutTx1, activations, defaultFederation.getP2SHScript()));
    assertFalse(BridgeUtils.isPegOutTx(pegOutTx1, activations, defaultFederation.getP2SHScript(), standardFederation.getP2SHScript()));
    assertFalse(BridgeUtils.isPegOutTx(pegOutTx1, activations, standardFederation.getP2SHScript()));
    assertFalse(BridgeUtils.isPegOutTx(pegOutTx1, Collections.singletonList(erpFederation), activations));
    assertFalse(BridgeUtils.isPegOutTx(pegOutTx1, activations, erpFederation.getStandardP2SHScript()));
    // After RSKIP 201 activation
    when(activations.isActive(ConsensusRule.RSKIP201)).thenReturn(true);
    assertTrue(BridgeUtils.isPegOutTx(pegOutTx1, Collections.singletonList(defaultFederation), activations));
    assertTrue(BridgeUtils.isPegOutTx(pegOutTx1, Arrays.asList(defaultFederation, standardFederation), activations));
    assertFalse(BridgeUtils.isPegOutTx(pegOutTx1, Collections.singletonList(standardFederation), activations));
    assertTrue(BridgeUtils.isPegOutTx(pegOutTx1, activations, defaultFederation.getP2SHScript()));
    assertTrue(BridgeUtils.isPegOutTx(pegOutTx1, activations, defaultFederation.getP2SHScript(), standardFederation.getP2SHScript()));
    assertFalse(BridgeUtils.isPegOutTx(pegOutTx1, activations, standardFederation.getP2SHScript()));
    assertTrue(BridgeUtils.isPegOutTx(pegOutTx1, Collections.singletonList(erpFederation), activations));
    assertTrue(BridgeUtils.isPegOutTx(pegOutTx1, activations, erpFederation.getStandardP2SHScript()));
}