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

Example 26 with NetworkParameters

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

the class BlockHeaderContractTest method mineBlock.

private Block mineBlock(Block parent, RskAddress coinbase) {
    NetworkParameters networkParameters = RegTestParams.get();
    BlockGenerator blockGenerator = new BlockGenerator(config.getNetworkConstants(), config.getActivationConfig());
    Block childBlock = blockGenerator.createChildBlock(parent, new ArrayList<>(), new ArrayList<>(), parent.getDifficulty().asBigInteger().longValue(), MIN_GAS_PRICE, parent.getGasLimit(), coinbase);
    Block newBlock = blockFactory.cloneBlockForModification(childBlock);
    byte[] prefix = new byte[1000];
    byte[] compressedTag = Arrays.concatenate(prefix, RskMiningConstants.RSK_TAG);
    byte[] mergedMiningHash = childBlock.getHashForMergedMining();
    BtcTransaction mergedMiningCoinbaseTransaction = MinerUtils.getBitcoinMergedMiningCoinbaseTransaction(networkParameters, mergedMiningHash);
    BtcBlock mergedMiningBlock = MinerUtils.getBitcoinMergedMiningBlock(networkParameters, mergedMiningCoinbaseTransaction);
    BigInteger targetDifficulty = DifficultyUtils.difficultyToTarget(parent.getDifficulty());
    new BlockMiner(config.getActivationConfig()).findNonce(mergedMiningBlock, targetDifficulty);
    newBlock.setBitcoinMergedMiningHeader(mergedMiningBlock.cloneAsHeader().bitcoinSerialize());
    byte[] merkleProof = MinerUtils.buildMerkleProof(config.getActivationConfig(), pb -> pb.buildFromBlock(mergedMiningBlock), newBlock.getNumber());
    newBlock.setBitcoinMergedMiningMerkleProof(merkleProof);
    byte[] additionalTag = Arrays.concatenate(ADDITIONAL_TAG, mergedMiningHash);
    byte[] mergedMiningTx = org.bouncycastle.util.Arrays.concatenate(compressedTag, mergedMiningHash, additionalTag);
    newBlock.setBitcoinMergedMiningCoinbaseTransaction(mergedMiningTx);
    return newBlock;
}

Example 27 with NetworkParameters

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

the class Web3RskImpl method mnr_submitBitcoinBlock.

public SubmittedBlockInfo mnr_submitBitcoinBlock(String bitcoinBlockHex) {
    logger.debug("mnr_submitBitcoinBlock(): {}", bitcoinBlockHex.length());
    NetworkParameters params = RegTestParams.get();
    new Context(params);
    BtcBlock bitcoinBlock = getBtcBlock(bitcoinBlockHex, params);
    BtcTransaction coinbase = bitcoinBlock.getTransactions().get(0);
    String blockHashForMergedMining = extractBlockHashForMergedMining(coinbase);
    SubmitBlockResult result = minerServer.submitBitcoinBlock(blockHashForMergedMining, bitcoinBlock);
    return parseResultAndReturn(result);
}

Example 28 with NetworkParameters

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

the class ReleaseBtcTest method releaseBtc.

@Test
public void releaseBtc() throws IOException {
    int minCentsBtc = 5;
    int maxCentsBtc = 100;
    final NetworkParameters parameters = NetworkParameters.fromID(NetworkParameters.ID_REGTEST);
    BridgeStorageProviderInitializer storageInitializer = (BridgeStorageProvider provider, Repository repository, int executionIndex) -> {
        ReleaseRequestQueue queue;
        try {
            queue = provider.getReleaseRequestQueue();
        } catch (Exception e) {
            throw new RuntimeException("Unable to gather release request queue");
        }
        for (int i = 0; i < Helper.randomInRange(10, 100); i++) {
            Coin value = Coin.CENT.multiply(Helper.randomInRange(minCentsBtc, maxCentsBtc));
            queue.add(new BtcECKey().toAddress(parameters), value);
        }
    };
    final byte[] releaseBtcEncoded = Bridge.RELEASE_BTC.encode();
    ABIEncoder abiEncoder = (int executionIndex) -> releaseBtcEncoded;
    TxBuilder txBuilder = (int executionIndex) -> {
        long satoshis = Coin.CENT.multiply(Helper.randomInRange(minCentsBtc, maxCentsBtc)).getValue();
        BigInteger weis = Denomination.satoshisToWeis(BigInteger.valueOf(satoshis));
        ECKey sender = new ECKey();
        return Helper.buildSendValueTx(sender, weis);
    };
    ExecutionStats stats = new ExecutionStats("releaseBtc");
    executeAndAverage("releaseBtc", 1000, abiEncoder, storageInitializer, txBuilder, Helper.getRandomHeightProvider(10), stats);
    BridgePerformanceTest.addStats(stats);
}