Examples with ProofOfWorkRule co.rsk.validators.ProofOfWorkRule used on opensource projects

Example 21 with ProofOfWorkRule

use of co.rsk.validators.ProofOfWorkRule in project rskj by rsksmart.

the class SyncProcessorTest method processBlockHeadersResponseWithManyHeadersMissingFirstParent.

@Test
public void processBlockHeadersResponseWithManyHeadersMissingFirstParent() {
    Blockchain blockchain = BlockChainBuilder.ofSize(0);
    Blockchain otherBlockchain = BlockChainBuilder.ofSize(10, true);
    SimpleMessageChannel sender = new SimpleMessageChannel(new byte[] { 0x01 });
    SyncConfiguration syncConfiguration = SyncConfiguration.IMMEDIATE_FOR_TESTING;
    RskSystemProperties config = new RskSystemProperties();
    BlockSyncService blockSyncService = new BlockSyncService(config, new BlockStore(), blockchain, new BlockNodeInformation(), syncConfiguration);
    SyncProcessor processor = new SyncProcessor(config, blockchain, blockSyncService, RskMockFactory.getPeerScoringManager(), getChannelManager(), syncConfiguration, new ProofOfWorkRule(config).setFallbackMiningEnabled(false), DIFFICULTY_CALCULATOR);
    processor.setSelectedPeer(sender, StatusUtils.getFakeStatus(), 0);
    List<BlockHeader> headers = new ArrayList<>();
    for (int k = 10; k >= 2; k--) headers.add(otherBlockchain.getBlockByNumber(k).getHeader());
    BlockHeadersResponseMessage response = new BlockHeadersResponseMessage(new Random().nextLong(), headers);
    processor.registerExpectedMessage(response);
    processor.processBlockHeadersResponse(sender, response);
    Assert.assertEquals(0, sender.getMessages().size());
    Assert.assertEquals(0, processor.getExpectedResponses().size());
}

Example 22 with ProofOfWorkRule

use of co.rsk.validators.ProofOfWorkRule in project rskj by rsksmart.

the class SyncProcessorTest method syncWithAdvancedPeerAfterTimeoutWaitingPeers.

@Test
public void syncWithAdvancedPeerAfterTimeoutWaitingPeers() {
    final BlockStore store = new BlockStore();
    Blockchain blockchain = BlockChainBuilder.ofSize(0);
    byte[] hash = HashUtil.randomHash();
    byte[] parentHash = HashUtil.randomHash();
    Status status = new Status(100, hash, parentHash, blockchain.getTotalDifficulty().add(new BlockDifficulty(BigInteger.TEN)));
    BlockNodeInformation nodeInformation = new BlockNodeInformation();
    RskSystemProperties config = new RskSystemProperties();
    BlockSyncService blockSyncService = new BlockSyncService(config, store, blockchain, nodeInformation, SyncConfiguration.IMMEDIATE_FOR_TESTING);
    SyncConfiguration syncConfiguration = SyncConfiguration.DEFAULT;
    SimpleMessageChannel sender = new SimpleMessageChannel(new byte[] { 0x01 });
    final ChannelManager channelManager = mock(ChannelManager.class);
    Channel channel = mock(Channel.class);
    when(channel.getNodeId()).thenReturn(sender.getPeerNodeID());
    when(channelManager.getActivePeers()).thenReturn(Collections.singletonList(channel));
    final List<Message> messages = new ArrayList<>();
    when(channelManager.sendMessageTo(eq(sender.getPeerNodeID()), any())).then((InvocationOnMock invocation) -> {
        messages.add(invocation.getArgumentAt(1, Message.class));
        return true;
    });
    SyncProcessor processor = new SyncProcessor(config, blockchain, blockSyncService, RskMockFactory.getPeerScoringManager(), channelManager, syncConfiguration, new ProofOfWorkRule(config).setFallbackMiningEnabled(false), DIFFICULTY_CALCULATOR);
    processor.processStatus(sender, status);
    Assert.assertEquals(1, processor.getPeersCount());
    Assert.assertEquals(1, processor.getNoAdvancedPeers());
    Set<NodeID> ids = processor.getKnownPeersNodeIDs();
    Assert.assertFalse(ids.isEmpty());
    Assert.assertTrue(ids.contains(sender.getPeerNodeID()));
    Assert.assertTrue(messages.isEmpty());
    processor.onTimePassed(syncConfiguration.getTimeoutWaitingPeers().dividedBy(2));
    Assert.assertTrue(messages.isEmpty());
    processor.onTimePassed(syncConfiguration.getTimeoutWaitingPeers().dividedBy(2));
    Assert.assertFalse(messages.isEmpty());
    Assert.assertEquals(1, messages.size());
    Message message = messages.get(0);
    Assert.assertEquals(MessageType.BLOCK_HEADERS_REQUEST_MESSAGE, message.getMessageType());
    BlockHeadersRequestMessage request = (BlockHeadersRequestMessage) message;
    Assert.assertEquals(status.getBestBlockHash(), request.getHash());
}

Example 23 with ProofOfWorkRule

use of co.rsk.validators.ProofOfWorkRule in project rskj by rsksmart.

the class SyncProcessorTest method processBlockHeadersResponseWithOneExistingHeader.

@Test
public void processBlockHeadersResponseWithOneExistingHeader() {
    Blockchain blockchain = BlockChainBuilder.ofSize(3);
    Block block = blockchain.getBlockByNumber(2);
    SimpleMessageChannel sender = new SimpleMessageChannel(new byte[] { 0x01 });
    SyncConfiguration syncConfiguration = SyncConfiguration.IMMEDIATE_FOR_TESTING;
    RskSystemProperties config = new RskSystemProperties();
    BlockSyncService blockSyncService = new BlockSyncService(config, new BlockStore(), blockchain, new BlockNodeInformation(), syncConfiguration);
    SyncProcessor processor = new SyncProcessor(config, blockchain, blockSyncService, RskMockFactory.getPeerScoringManager(), getChannelManager(), syncConfiguration, new ProofOfWorkRule(config).setFallbackMiningEnabled(false), DIFFICULTY_CALCULATOR);
    processor.setSelectedPeer(sender, StatusUtils.getFakeStatus(), 0);
    List<BlockHeader> headers = new ArrayList<>();
    headers.add(block.getHeader());
    BlockHeadersResponseMessage response = new BlockHeadersResponseMessage(new Random().nextLong(), headers);
    processor.registerExpectedMessage(response);
    processor.processBlockHeadersResponse(sender, response);
    Assert.assertEquals(0, sender.getMessages().size());
    Assert.assertEquals(0, processor.getExpectedResponses().size());
}

Example 24 with ProofOfWorkRule

use of co.rsk.validators.ProofOfWorkRule in project rskj by rsksmart.

the class MainNetMinerTest method generateFallbackMinedBlock.

@Test
public void generateFallbackMinedBlock() throws InterruptedException, IOException {
    // generate private keys for testing now.
    ECKey privateMiningKey0 = ECKey.fromPrivate(BigInteger.TEN);
    ECKey privateMiningKey1 = ECKey.fromPrivate(BigInteger.TEN.add(BigInteger.ONE));
    byte[] privKey0 = privateMiningKey0.getPrivKeyBytes();
    saveToFile(privKey0, new File(folder.getRoot().getCanonicalPath(), "privkey0.bin"));
    byte[] privKey1 = privateMiningKey1.getPrivKeyBytes();
    saveToFile(privKey1, new File(folder.getRoot().getCanonicalPath(), "privkey1.bin"));
    RskSystemProperties tempConfig = new RskSystemProperties() {

        BlockchainNetConfig blockchainNetConfig = config.getBlockchainConfig();

        @Override
        public String fallbackMiningKeysDir() {
            try {
                return folder.getRoot().getCanonicalPath();
            } catch (Exception e) {
            }
            return null;
        }

        @Override
        public BlockchainNetConfig getBlockchainConfig() {
            return new BlockchainNetConfig() {

                @Override
                public BlockchainConfig getConfigForBlock(long blockNumber) {
                    return blockchainNetConfig.getConfigForBlock(blockNumber);
                }

                @Override
                public Constants getCommonConstants() {
                    return new Constants() {

                        @Override
                        public byte[] getFallbackMiningPubKey0() {
                            return privateMiningKey0.getPubKey();
                        }

                        @Override
                        public byte[] getFallbackMiningPubKey1() {
                            return privateMiningKey1.getPubKey();
                        }
                    };
                }
            };
        }
    };
    EthereumImpl ethereumImpl = Mockito.mock(EthereumImpl.class);
    Mockito.when(ethereumImpl.addNewMinedBlock(Mockito.any())).thenReturn(ImportResult.IMPORTED_BEST);
    MinerServer minerServer = new MinerServerImpl(tempConfig, ethereumImpl, blockchain, null, DIFFICULTY_CALCULATOR, new ProofOfWorkRule(tempConfig).setFallbackMiningEnabled(true), blockToMineBuilder(), ConfigUtils.getDefaultMiningConfig());
    try {
        minerServer.setFallbackMining(true);
        // Accelerate mining
        ((MinerServerImpl) minerServer).setSecsBetweenFallbackMinedBlocks(1);
        minerServer.start();
        // Blocks are generated auomatically
        // but we can call minerServer.generateFallbackBlock() to generate it manually
        // boolean result = minerServer.generateFallbackBlock();
        // Assert.assertTrue(result);
        long start = System.currentTimeMillis();
        while (((MinerServerImpl) minerServer).getFallbackBlocksGenerated() == 0) {
            if (System.currentTimeMillis() - start > 20 * 1000) {
                Assert.assertTrue(false);
            }
            // 
            Thread.sleep(1000);
        }
        Mockito.verify(ethereumImpl, Mockito.times(1)).addNewMinedBlock(Mockito.any());
        // mine another
        // NOTE that is NOT using the next block (parity change) because of the blockchain mockito
        // to mine a subsequent block, use a real blockchain, not the mockito.
        minerServer.buildBlockToMine(blockchain.getBestBlock(), false);
        // result = minerServer.generateFallbackBlock();
        // Assert.assertTrue(result);
        start = System.currentTimeMillis();
        while (((MinerServerImpl) minerServer).getFallbackBlocksGenerated() == 1) {
            if (System.currentTimeMillis() - start > 20 * 1000) {
                Assert.assertTrue(false);
            }
            // 
            Thread.sleep(1000);
        }
        Mockito.verify(ethereumImpl, Mockito.times(2)).addNewMinedBlock(Mockito.any());
    } finally {
        minerServer.stop();
    }
}

Example 25 with ProofOfWorkRule

use of co.rsk.validators.ProofOfWorkRule in project rskj by rsksmart.

the class MinerServerTest method submitBitcoinBlockPartialMerkleWhenBlockIsEmpty.

@Test
public void submitBitcoinBlockPartialMerkleWhenBlockIsEmpty() {
    EthereumImpl ethereumImpl = Mockito.mock(EthereumImpl.class);
    Mockito.when(ethereumImpl.addNewMinedBlock(Mockito.any())).thenReturn(ImportResult.IMPORTED_BEST);
    BlockUnclesValidationRule unclesValidationRule = Mockito.mock(BlockUnclesValidationRule.class);
    Mockito.when(unclesValidationRule.isValid(Mockito.any())).thenReturn(true);
    MinerServer minerServer = new MinerServerImpl(config, ethereumImpl, blockchain, null, DIFFICULTY_CALCULATOR, new ProofOfWorkRule(config).setFallbackMiningEnabled(false), new BlockToMineBuilder(ConfigUtils.getDefaultMiningConfig(), blockchain.getRepository(), blockchain.getBlockStore(), blockchain.getTransactionPool(), DIFFICULTY_CALCULATOR, new GasLimitCalculator(config), unclesValidationRule, config, null), ConfigUtils.getDefaultMiningConfig());
    try {
        minerServer.start();
        MinerWork work = minerServer.getWork();
        BtcBlock bitcoinMergedMiningBlock = getMergedMiningBlockWithOnlyCoinbase(work);
        findNonce(work, bitcoinMergedMiningBlock);
        // noinspection ConstantConditions
        BtcTransaction coinbase = bitcoinMergedMiningBlock.getTransactions().get(0);
        List<String> coinbaseReversedHash = Collections.singletonList(Sha256Hash.wrap(coinbase.getHash().getReversedBytes()).toString());
        SubmitBlockResult result = minerServer.submitBitcoinBlockPartialMerkle(work.getBlockHashForMergedMining(), bitcoinMergedMiningBlock, coinbase, coinbaseReversedHash, 1);
        Assert.assertEquals("OK", result.getStatus());
        Assert.assertNotNull(result.getBlockInfo());
        Assert.assertEquals("0x1", result.getBlockInfo().getBlockIncludedHeight());
        Assert.assertEquals("0x494d504f525445445f42455354", result.getBlockInfo().getBlockImportedResult());
        Mockito.verify(ethereumImpl, Mockito.times(1)).addNewMinedBlock(Mockito.any());
    } finally {
        minerServer.stop();
    }
}