Examples with BlockContext org.aion.zero.impl.types.BlockContext used on opensource projects

Example 6 with BlockContext

use of org.aion.zero.impl.types.BlockContext in project aion by aionnetwork.

the class OpcodeIntegTest method testRevertAtBottomLevel.

@Test
public void testRevertAtBottomLevel() throws Exception {
    RepositoryCache repo = blockchain.getRepository().startTracking();
    AionAddress D = deployContract(repo, "F", "F.sol", BigInteger.ZERO);
    long nrg = 1_000_000;
    long nrgPrice = 1;
    BigInteger nonce = BigInteger.ONE;
    byte[] input = ByteUtil.merge(Hex.decode("8256cff3"), new DataWord(5).getData());
    AionTransaction tx = AionTransaction.create(deployerKey, nonce.toByteArray(), D, BigInteger.ZERO.toByteArray(), input, nrg, nrgPrice, TransactionTypes.DEFAULT, null);
    BlockContext context = blockchain.createNewMiningBlockContext(blockchain.getBestBlock(), Collections.singletonList(tx), false);
    AionTxExecSummary summary = executeTransaction(tx, context.block, repo);
    assertEquals("", summary.getReceipt().getError());
    assertEquals(summary.getNrgUsed().longValue(), summary.getNrgUsed().longValue());
    // Check that the logs from our internal transactions are as we expect.
    List<Log> logs = summary.getReceipt().getLogInfoList();
    assertEquals(8, logs.size());
    assertArrayEquals(new DataWord(0).getData(), logs.get(0).copyOfData());
    assertArrayEquals(new DataWord(5).getData(), logs.get(1).copyOfData());
    assertArrayEquals(new DataWord(4).getData(), logs.get(2).copyOfData());
    assertArrayEquals(new DataWord(3).getData(), logs.get(3).copyOfData());
    assertArrayEquals(new DataWord(2).getData(), logs.get(4).copyOfData());
    assertArrayEquals(new DataWord(2).getData(), logs.get(5).copyOfData());
    assertArrayEquals(new DataWord(2).getData(), logs.get(6).copyOfData());
    assertArrayEquals(new DataWord(2).getData(), logs.get(7).copyOfData());
}

Example 7 with BlockContext

use of org.aion.zero.impl.types.BlockContext in project aion by aionnetwork.

the class OpcodeIntegTest method testCallcodeValueTransfer.

@Test
public void testCallcodeValueTransfer() throws Exception {
    RepositoryCache repo = blockchain.getRepository().startTracking();
    AionAddress D = deployContract(repo, "D", "D.sol", BigInteger.ZERO);
    AionAddress E = deployContract(repo, "E", "D.sol", BigInteger.ZERO);
    BigInteger balanceDeployer = repo.getBalance(deployer);
    BigInteger balanceD = repo.getBalance(D);
    BigInteger balanceE = repo.getBalance(E);
    // Deployer calls contract D which performs CALLCODE to call contract E.
    long nrg = 1_000_000;
    long nrgPrice = 1;
    BigInteger value = new BigInteger("2387653");
    BigInteger nonce = BigInteger.TWO;
    byte[] input = // use CALLCODE on E.
    ByteUtil.merge(Hex.decode("5cce9fc2"), E.toByteArray());
    // pass in 'n' also.
    input = ByteUtil.merge(input, new DataWord(0).getData());
    AionTransaction tx = AionTransaction.create(deployerKey, nonce.toByteArray(), D, value.toByteArray(), input, nrg, nrgPrice, TransactionTypes.DEFAULT, null);
    assertEquals(deployer, tx.getSenderAddress());
    assertEquals(D, tx.getDestinationAddress());
    BlockContext context = blockchain.createNewMiningBlockContext(blockchain.getBestBlock(), Collections.singletonList(tx), false);
    AionTxExecSummary summary = executeTransaction(tx, context.block, repo);
    assertEquals("", summary.getReceipt().getError());
    assertEquals(summary.getNrgUsed().longValue(), summary.getNrgUsed().longValue());
    // We expect that deployer paid the txCost and sent value. We expect that D received value.
    // We expect E had no value change.
    BigInteger txCost = BigInteger.valueOf(summary.getNrgUsed().longValue() * nrgPrice);
    assertEquals(balanceDeployer.subtract(value).subtract(txCost), repo.getBalance(deployer));
    assertEquals(balanceD.add(value), repo.getBalance(D));
    assertEquals(balanceE, repo.getBalance(E));
}

Example 8 with BlockContext

use of org.aion.zero.impl.types.BlockContext in project aion by aionnetwork.

the class FvmExploitsTest method testModifer.

@Ignore
@Test
public void testModifer() throws InterruptedException {
    String testerByteCode = "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";
    StandaloneBlockchain.Bundle bundle = (new StandaloneBlockchain.Builder()).withValidatorConfiguration("simple").withDefaultAccounts().build();
    StandaloneBlockchain bc = bundle.bc;
    ECKey deployerAccount = bundle.privateKeys.get(0);
    // =======================================================================
    BigInteger nonce = BigInteger.ZERO;
    AionTransaction tx = AionTransaction.create(deployerAccount, nonce.toByteArray(), null, new byte[0], ByteUtil.hexStringToBytes(testerByteCode), 1_000_000L, energyPrice, TransactionTypes.DEFAULT, null);
    assertThat(tx.isContractCreationTransaction()).isTrue();
    BlockContext context = bc.createNewMiningBlockContext(bc.getBestBlock(), Collections.singletonList(tx), false);
    ImportResult result = bc.tryToConnect(context.block);
    assertThat(result).isEqualTo(ImportResult.IMPORTED_BEST);
    AionAddress contractAddress = TxUtil.calculateContractAddress(tx);
    Thread.sleep(1000L);
    // =======================================================================
    nonce = nonce.add(BigInteger.ONE);
    AionTransaction tx2 = AionTransaction.create(deployerAccount, nonce.toByteArray(), contractAddress, new byte[0], // getEleven()
    ByteUtil.hexStringToBytes("0xe61a60bb"), 1_000_000L, energyPrice, TransactionTypes.DEFAULT, null);
    BlockContext context2 = bc.createNewMiningBlockContext(bc.getBestBlock(), Collections.singletonList(tx2), false);
    ImportResult result2 = bc.tryToConnect(context2.block);
    assertThat(result2).isEqualTo(ImportResult.IMPORTED_BEST);
    Thread.sleep(1000L);
    // assert failure
    AionTxInfo info2 = bc.getTransactionInfo(context2.block.getTransactionsList().get(0).getTransactionHash());
    assertEquals("REVERT", info2.getReceipt().getError());
    // =======================================================================
    nonce = nonce.add(BigInteger.ONE);
    AionTransaction tx3 = AionTransaction.create(deployerAccount, nonce.toByteArray(), contractAddress, new byte[0], ByteUtil.hexStringToBytes("0x421b2d8b" + Hex.toHexString(// addUser(address)
    deployerAccount.getAddress())), 1_000_000L, energyPrice, TransactionTypes.DEFAULT, null);
    BlockContext context3 = bc.createNewMiningBlockContext(bc.getBestBlock(), Collections.singletonList(tx3), false);
    ImportResult result3 = bc.tryToConnect(context3.block);
    assertThat(result3).isEqualTo(ImportResult.IMPORTED_BEST);
    Thread.sleep(1000L);
    // assert failure
    AionTxInfo info3 = bc.getTransactionInfo(context3.block.getTransactionsList().get(0).getTransactionHash());
    assertEquals("", info3.getReceipt().getError());
    Thread.sleep(1000L);
    // =======================================================================
    nonce = nonce.add(BigInteger.ONE);
    AionTransaction tx4 = AionTransaction.create(deployerAccount, nonce.toByteArray(), contractAddress, new byte[0], // getEleven()
    ByteUtil.hexStringToBytes("0xe61a60bb"), 1_000_000L, energyPrice, TransactionTypes.DEFAULT, null);
    BlockContext context4 = bc.createNewMiningBlockContext(bc.getBestBlock(), Collections.singletonList(tx4), false);
    ImportResult result4 = bc.tryToConnect(context4.block);
    assertThat(result4).isEqualTo(ImportResult.IMPORTED_BEST);
    Thread.sleep(1000L);
    // assert failure
    AionTxInfo info4 = bc.getTransactionInfo(context4.block.getTransactionsList().get(0).getTransactionHash());
    assertEquals("", info4.getReceipt().getError());
    assertEquals(11, FvmDataWord.fromBytes(info4.getReceipt().getTransactionOutput()).toInt());
}

Example 9 with BlockContext

use of org.aion.zero.impl.types.BlockContext in project aion by aionnetwork.

the class FvmExploitsTest method testBlockCreationExploit.

@Test
public void testBlockCreationExploit() throws InterruptedException {
    String testerByteCode = "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";
    StandaloneBlockchain.Bundle bundle = (new StandaloneBlockchain.Builder()).withValidatorConfiguration("simple").withDefaultAccounts().build();
    StandaloneBlockchain bc = bundle.bc;
    ECKey deployerAccount = bundle.privateKeys.get(0);
    BigInteger nonce = BigInteger.ZERO;
    /* byte[] nonce, Address to, byte[] value, byte[] data, long nrg, long nrgPrice */
    AionTransaction tx = AionTransaction.create(deployerAccount, nonce.toByteArray(), null, new byte[0], ByteUtil.hexStringToBytes(testerByteCode), 1_000_000L, energyPrice, TransactionTypes.DEFAULT, null);
    assertThat(tx.isContractCreationTransaction()).isTrue();
    BlockContext context = bc.createNewMiningBlockContext(bc.getBestBlock(), Collections.singletonList(tx), false);
    // try to connect the deployment block
    ImportResult result = bc.tryToConnect(context.block);
    assertThat(result).isEqualTo(ImportResult.IMPORTED_BEST);
    AionAddress contractAddress = TxUtil.calculateContractAddress(tx);
    System.out.println("xxx = " + bc.getRepository().getNonce(new AionAddress(deployerAccount.getAddress())));
    Thread.sleep(1000L);
    // try executing a makeTest() call
    byte[] funcSig = ByteUtil.hexStringToBytes("0xcd909c75");
    nonce = nonce.add(BigInteger.ONE);
    AionTransaction makeTestCallTx = AionTransaction.create(deployerAccount, nonce.toByteArray(), contractAddress, new byte[0], funcSig, 1_000_000L, energyPrice, TransactionTypes.DEFAULT, null);
    BlockContext context2 = bc.createNewMiningBlockContext(bc.getBestBlock(), Collections.singletonList(makeTestCallTx), false);
    ImportResult result2 = bc.tryToConnect(context2.block);
    assertThat(result2).isEqualTo(ImportResult.IMPORTED_BEST);
    System.out.println("xxx = " + bc.getRepository().getNonce(new AionAddress(deployerAccount.getAddress())));
    System.out.println("yyy = " + bc.getRepository().getNonce(contractAddress));
    Thread.sleep(1000L);
    // try executing another makeTest() call
    funcSig = ByteUtil.hexStringToBytes("0xcd909c75");
    nonce = nonce.add(BigInteger.ONE);
    AionTransaction anotherMakeTestCall = AionTransaction.create(deployerAccount, nonce.toByteArray(), contractAddress, new byte[0], funcSig, 1_000_000L, energyPrice, TransactionTypes.DEFAULT, null);
    BlockContext context3 = bc.createNewMiningBlockContext(bc.getBestBlock(), Collections.singletonList(anotherMakeTestCall), false);
    ImportResult result3 = bc.tryToConnect(context3.block);
    assertThat(result3).isEqualTo(ImportResult.IMPORTED_BEST);
    System.out.println("xxx = " + bc.getRepository().getNonce(new AionAddress(deployerAccount.getAddress())));
    System.out.println("yyy = " + bc.getRepository().getNonce(contractAddress));
    assertEquals(BigInteger.valueOf(3), bc.getRepository().getNonce(new AionAddress(deployerAccount.getAddress())));
    assertEquals(BigInteger.valueOf(2), bc.getRepository().getNonce(contractAddress));
}

Example 10 with BlockContext

use of org.aion.zero.impl.types.BlockContext in project aion by aionnetwork.

the class InternalTransactionTest method testNestedCreateWithExistedAccount.

@Test
public void testNestedCreateWithExistedAccount() throws Exception {
    String contractA = "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";
    StandaloneBlockchain.Bundle bundle = (new StandaloneBlockchain.Builder()).withValidatorConfiguration("simple").withDefaultAccounts().build();
    StandaloneBlockchain bc = bundle.bc;
    ECKey deployerAccount = bundle.privateKeys.get(0);
    AionAddress firstContractAddr = TxUtil.calculateContractAddress(deployerAccount.getAddress(), BigInteger.ONE);
    AionAddress internalContractAddress = TxUtil.calculateContractAddress(firstContractAddr.toByteArray(), BigInteger.ZERO);
    BigInteger nonce = BigInteger.ZERO;
    // ======================
    // Transfer balance to the internal contract address
    // ======================
    AionTransaction tx = AionTransaction.create(deployerAccount, nonce.toByteArray(), internalContractAddress, BigInteger.ONE.toByteArray(), new byte[0], 1_000_000L, minEnergyPrice, TransactionTypes.DEFAULT, null);
    Block parentBlock = bc.getBestBlock();
    MiningBlock newBlock = bc.createBlock(parentBlock, Collections.singletonList(tx), false, parentBlock.getTimestamp());
    Pair<ImportResult, AionBlockSummary> result = bc.tryToConnectAndFetchSummary(newBlock);
    assertTrue(result.getLeft().isSuccessful());
    nonce = nonce.add(BigInteger.ONE);
    bc.forkUtility.enable040Fork(1000);
    // ======================
    // DEPLOY Failed
    // ======================
    tx = AionTransaction.create(deployerAccount, nonce.toByteArray(), null, new byte[0], ByteUtil.hexStringToBytes(contractA), 1_000_000L, minEnergyPrice, TransactionTypes.DEFAULT, null);
    parentBlock = bc.getBestBlock();
    newBlock = bc.createBlock(parentBlock, Collections.singletonList(tx), false, parentBlock.getTimestamp());
    result = bc.tryToConnectAndFetchSummary(newBlock);
    assertTrue(result.getLeft().isSuccessful());
    assertEquals("reverted", result.getRight().getReceipts().get(0).getError());
    nonce = nonce.add(BigInteger.ONE);
    bc.forkUtility.enable040Fork(0);
    // ======================
    // DEPLOY
    // ======================
    tx = AionTransaction.create(deployerAccount, nonce.toByteArray(), null, new byte[0], ByteUtil.hexStringToBytes(contractA), 1_000_000L, minEnergyPrice, TransactionTypes.DEFAULT, null);
    System.out.println("contractaddr: " + TxUtil.calculateContractAddress(tx));
    BlockContext context = bc.createNewMiningBlockContext(bc.getBestBlock(), List.of(tx), false);
    AionTxExecSummary summary = executeTransaction(bc, context, tx);
    System.out.println(summary.getReceipt());
    boolean firstItx = true;
    for (InternalTransaction itx : summary.getInternalTransactions()) {
        System.out.println(itx);
        if (firstItx) {
            AionAddress contractAddress = TxUtil.calculateContractAddress(tx);
            assertNotNull(contractAddress);
            assertTrue(bc.getRepository().hasAccountState(contractAddress));
            assertTrue(bc.getRepository().hasAccountState(TxUtil.calculateContractAddress(contractAddress.toByteArray(), BigInteger.ZERO)));
            firstItx = false;
        }
    }
}