Examples with Blockchain org.ethereum.core.Blockchain used on opensource projects

Example 66 with Blockchain

use of org.ethereum.core.Blockchain in project rskj by rsksmart.

the class NodeBlockProcessorTest method processBlockHeadersRequestMessageUsingUnknownHash.

@Test
public void processBlockHeadersRequestMessageUsingUnknownHash() throws UnknownHostException {
    final Blockchain blockchain = BlockChainBuilder.ofSize(100);
    final BlockStore store = new BlockStore();
    BlockNodeInformation nodeInformation = new BlockNodeInformation();
    SyncConfiguration syncConfiguration = SyncConfiguration.IMMEDIATE_FOR_TESTING;
    RskSystemProperties config = new RskSystemProperties();
    BlockSyncService blockSyncService = new BlockSyncService(config, store, blockchain, nodeInformation, syncConfiguration);
    final NodeBlockProcessor processor = new NodeBlockProcessor(store, blockchain, nodeInformation, blockSyncService, syncConfiguration);
    final SimpleMessageChannel sender = new SimpleMessageChannel();
    processor.processBlockHeadersRequest(sender, 100, HashUtil.randomHash(), 20);
    Assert.assertTrue(sender.getMessages().isEmpty());
}

Example 67 with Blockchain

use of org.ethereum.core.Blockchain in project rskj by rsksmart.

the class NodeBlockProcessorTest method processStatusRetrievingBestBlockUsingSender.

@Test
@Ignore("Ignored when Process status deleted on block processor")
public void processStatusRetrievingBestBlockUsingSender() throws UnknownHostException {
    final BlockStore store = new BlockStore();
    final Blockchain blockchain = BlockChainBuilder.ofSize(0);
    BlockNodeInformation nodeInformation = new BlockNodeInformation();
    SyncConfiguration syncConfiguration = SyncConfiguration.IMMEDIATE_FOR_TESTING;
    RskSystemProperties config = new RskSystemProperties();
    BlockSyncService blockSyncService = new BlockSyncService(config, store, blockchain, nodeInformation, syncConfiguration);
    final NodeBlockProcessor processor = new NodeBlockProcessor(store, blockchain, nodeInformation, blockSyncService, syncConfiguration);
    final SimpleMessageChannel sender = new SimpleMessageChannel();
    BlockGenerator blockGenerator = new BlockGenerator();
    final Block genesis = blockGenerator.getGenesisBlock();
    final Block block = blockGenerator.createChildBlock(genesis);
    // final Status status = new Status(block.getNumber(), block.getHash());
    // processor.processStatus(sender, status);
    Assert.assertTrue(processor.getNodeInformation().getNodesByBlock(block.getHash().getBytes()).size() == 1);
    Assert.assertEquals(1, sender.getGetBlockMessages().size());
    final Message message = sender.getGetBlockMessages().get(0);
    Assert.assertNotNull(message);
    Assert.assertEquals(MessageType.GET_BLOCK_MESSAGE, message.getMessageType());
    final GetBlockMessage gbMessage = (GetBlockMessage) message;
    Assert.assertArrayEquals(block.getHash().getBytes(), gbMessage.getBlockHash());
    Assert.assertEquals(0, store.size());
}

Example 68 with Blockchain

use of org.ethereum.core.Blockchain in project rskj by rsksmart.

the class NodeBlockProcessorTest method processBlockSavingInStore.

@Test
public void processBlockSavingInStore() throws UnknownHostException {
    final BlockStore store = new BlockStore();
    final MessageChannel sender = new SimpleMessageChannel();
    final Blockchain blockchain = BlockChainBuilder.ofSize(0);
    BlockGenerator blockGenerator = new BlockGenerator();
    final Block parent = blockGenerator.createChildBlock(blockGenerator.getGenesisBlock());
    final Block orphan = blockGenerator.createChildBlock(parent);
    BlockNodeInformation nodeInformation = new BlockNodeInformation();
    SyncConfiguration syncConfiguration = SyncConfiguration.IMMEDIATE_FOR_TESTING;
    RskSystemProperties config = new RskSystemProperties();
    BlockSyncService blockSyncService = new BlockSyncService(config, store, blockchain, nodeInformation, syncConfiguration);
    final NodeBlockProcessor processor = new NodeBlockProcessor(store, blockchain, nodeInformation, blockSyncService, syncConfiguration);
    processor.processBlock(sender, orphan);
    Assert.assertTrue(processor.getNodeInformation().getNodesByBlock(orphan.getHash().getBytes()).size() == 1);
    Assert.assertTrue(store.hasBlock(orphan));
    Assert.assertEquals(1, store.size());
}

Example 69 with Blockchain

use of org.ethereum.core.Blockchain in project rskj by rsksmart.

the class OneAsyncNodeTest method createNode.

private static SimpleAsyncNode createNode() {
    final World world = new World();
    final BlockStore store = new BlockStore();
    final Blockchain blockchain = world.getBlockChain();
    RskSystemProperties config = new RskSystemProperties();
    BlockNodeInformation nodeInformation = new BlockNodeInformation();
    SyncConfiguration syncConfiguration = SyncConfiguration.IMMEDIATE_FOR_TESTING;
    BlockSyncService blockSyncService = new BlockSyncService(config, store, blockchain, nodeInformation, syncConfiguration);
    NodeBlockProcessor processor = new NodeBlockProcessor(store, blockchain, nodeInformation, blockSyncService, syncConfiguration);
    SimpleChannelManager channelManager = new SimpleChannelManager();
    SyncProcessor syncProcessor = new SyncProcessor(config, blockchain, blockSyncService, RskMockFactory.getPeerScoringManager(), channelManager, syncConfiguration, new DummyBlockValidationRule(), new DifficultyCalculator(config));
    NodeMessageHandler handler = new NodeMessageHandler(config, processor, syncProcessor, channelManager, null, null, RskMockFactory.getPeerScoringManager(), new DummyBlockValidationRule());
    return new SimpleAsyncNode(handler, syncProcessor, channelManager);
}

Example 70 with Blockchain

use of org.ethereum.core.Blockchain in project rskj by rsksmart.

the class ThreeAsyncNodeUsingSyncProcessorTest method synchronizeNewNodeWithTwoPeersDefault.

@Test
public void synchronizeNewNodeWithTwoPeersDefault() {
    Blockchain b1 = BlockChainBuilder.ofSize(50, true);
    Blockchain b2 = BlockChainBuilder.ofSize(0, true);
    SimpleAsyncNode node1 = SimpleAsyncNode.createDefaultNode(b1);
    SimpleAsyncNode node2 = SimpleAsyncNode.createDefaultNode(b1);
    SyncConfiguration syncConfiguration = new SyncConfiguration(2, 1, 1, 1, 20, 192);
    SimpleAsyncNode node3 = SimpleAsyncNode.createNode(b2, syncConfiguration);
    Assert.assertEquals(50, node1.getBestBlock().getNumber());
    Assert.assertEquals(50, node2.getBestBlock().getNumber());
    Assert.assertEquals(0, node3.getBestBlock().getNumber());
    node1.sendFullStatusTo(node3);
    node2.sendFullStatusTo(node3);
    // sync setup
    node3.waitUntilNTasksWithTimeout(SyncUtils.syncSetupRequests(50, 0, SyncConfiguration.IMMEDIATE_FOR_TESTING));
    // synchronize 50 new blocks from node 1
    node3.waitExactlyNTasksWithTimeout(50 + 2);
    Assert.assertTrue(node1.getSyncProcessor().getExpectedResponses().isEmpty());
    Assert.assertTrue(node3.getSyncProcessor().getExpectedResponses().isEmpty());
    Assert.assertEquals(50, node3.getBestBlock().getNumber());
    Assert.assertEquals(node1.getBestBlock().getHash(), node3.getBestBlock().getHash());
    Assert.assertTrue(node1.getSyncProcessor().getExpectedResponses().isEmpty());
    Assert.assertTrue(node2.getSyncProcessor().getExpectedResponses().isEmpty());
    Assert.assertTrue(node3.getSyncProcessor().getExpectedResponses().isEmpty());
    node1.joinWithTimeout();
    node2.joinWithTimeout();
    node3.joinWithTimeout();
    Assert.assertFalse(node1.getSyncProcessor().isPeerSyncing(node2.getNodeID()));
    Assert.assertFalse(node1.getSyncProcessor().isPeerSyncing(node3.getNodeID()));
    Assert.assertFalse(node2.getSyncProcessor().isPeerSyncing(node1.getNodeID()));
    Assert.assertFalse(node2.getSyncProcessor().isPeerSyncing(node3.getNodeID()));
    Assert.assertFalse(node3.getSyncProcessor().isPeerSyncing(node1.getNodeID()));
    Assert.assertFalse(node2.getSyncProcessor().isPeerSyncing(node2.getNodeID()));
}