Examples with NewBlockHashesMessage org.hyperledger.besu.ethereum.eth.messages.NewBlockHashesMessage used on opensource projects

Example 1 with NewBlockHashesMessage

use of org.hyperledger.besu.ethereum.eth.messages.NewBlockHashesMessage in project besu by hyperledger.

the class AbstractBlockPropagationManagerTest method ignoresOldNewBlockHashAnnouncement.

@Test
public void ignoresOldNewBlockHashAnnouncement() {
    final BlockDataGenerator gen = new BlockDataGenerator();
    blockchainUtil.importFirstBlocks(10);
    final Block blockOne = blockchainUtil.getBlock(1);
    final Block oldBlock = gen.nextBlock(blockOne);
    // Sanity check
    assertThat(blockchain.contains(oldBlock.getHash())).isFalse();
    final BlockPropagationManager propManager = spy(blockPropagationManager);
    propManager.start();
    // Setup peer and messages
    final RespondingEthPeer peer = EthProtocolManagerTestUtil.createPeer(ethProtocolManager, 0);
    final NewBlockHashesMessage oldAnnouncement = NewBlockHashesMessage.create(Collections.singletonList(new NewBlockHashesMessage.NewBlockHash(oldBlock.getHash(), oldBlock.getHeader().getNumber())));
    // Broadcast
    EthProtocolManagerTestUtil.broadcastMessage(ethProtocolManager, peer, oldAnnouncement);
    final Responder responder = RespondingEthPeer.blockchainResponder(getFullBlockchain());
    peer.respondWhile(responder, peer::hasOutstandingRequests);
    verify(propManager, times(0)).importOrSavePendingBlock(any(), any(Bytes.class));
    assertThat(blockchain.contains(oldBlock.getHash())).isFalse();
}

Example 2 with NewBlockHashesMessage

use of org.hyperledger.besu.ethereum.eth.messages.NewBlockHashesMessage in project besu by hyperledger.

the class AbstractBlockPropagationManagerTest method shouldTryWithAnotherPeerWhenFailedDownloadingBlock.

@Test
public void shouldTryWithAnotherPeerWhenFailedDownloadingBlock() {
    blockchainUtil.importFirstBlocks(2);
    final Block nextBlock = blockchainUtil.getBlock(2);
    // Sanity check
    assertThat(blockchain.contains(nextBlock.getHash())).isFalse();
    blockPropagationManager.start();
    // Setup peer and messages
    final RespondingEthPeer peer = EthProtocolManagerTestUtil.createPeer(ethProtocolManager, 0);
    final RespondingEthPeer secondPeer = EthProtocolManagerTestUtil.createPeer(ethProtocolManager, 2);
    // Pretend the second peer is busier, so the first is selected a first
    when(spy(secondPeer.getEthPeer()).outstandingRequests()).thenReturn(1);
    final NewBlockHashesMessage nextAnnouncement = NewBlockHashesMessage.create(Collections.singletonList(new NewBlockHashesMessage.NewBlockHash(nextBlock.getHash(), nextBlock.getHeader().getNumber())));
    // Broadcast first message
    EthProtocolManagerTestUtil.broadcastMessage(ethProtocolManager, peer, nextAnnouncement);
    peer.respondWhile(RespondingEthPeer.emptyResponder(), peer::hasOutstandingRequests);
    secondPeer.respondWhile(RespondingEthPeer.blockchainResponder(getFullBlockchain()), secondPeer::hasOutstandingRequests);
    assertThat(blockchain.contains(nextBlock.getHash())).isTrue();
}

Example 3 with NewBlockHashesMessage

use of org.hyperledger.besu.ethereum.eth.messages.NewBlockHashesMessage in project besu by hyperledger.

the class AbstractBlockPropagationManagerTest method handlesDuplicateAnnouncements.

@Test
public void handlesDuplicateAnnouncements() {
    final ProtocolSchedule stubProtocolSchedule = spy(protocolSchedule);
    final ProtocolSpec stubProtocolSpec = spy(protocolSchedule.getByBlockNumber(2));
    final BlockImporter stubBlockImporter = spy(stubProtocolSpec.getBlockImporter());
    doReturn(stubProtocolSpec).when(stubProtocolSchedule).getByBlockNumber(anyLong());
    doReturn(stubBlockImporter).when(stubProtocolSpec).getBlockImporter();
    final BlockPropagationManager blockPropagationManager = new BlockPropagationManager(syncConfig, stubProtocolSchedule, protocolContext, ethProtocolManager.ethContext(), syncState, pendingBlocksManager, metricsSystem, blockBroadcaster);
    blockchainUtil.importFirstBlocks(2);
    final Block nextBlock = blockchainUtil.getBlock(2);
    // Sanity check
    assertThat(blockchain.contains(nextBlock.getHash())).isFalse();
    blockPropagationManager.start();
    // Setup peer and messages
    final RespondingEthPeer peer = EthProtocolManagerTestUtil.createPeer(ethProtocolManager, 0);
    final NewBlockHashesMessage newBlockHash = NewBlockHashesMessage.create(Collections.singletonList(new NewBlockHashesMessage.NewBlockHash(nextBlock.getHash(), nextBlock.getHeader().getNumber())));
    final NewBlockMessage newBlock = NewBlockMessage.create(nextBlock, getFullBlockchain().getTotalDifficultyByHash(nextBlock.getHash()).get());
    final Responder responder = RespondingEthPeer.blockchainResponder(getFullBlockchain());
    // Broadcast first message
    EthProtocolManagerTestUtil.broadcastMessage(ethProtocolManager, peer, newBlock);
    peer.respondWhile(responder, peer::hasOutstandingRequests);
    // Broadcast duplicate
    EthProtocolManagerTestUtil.broadcastMessage(ethProtocolManager, peer, newBlockHash);
    peer.respondWhile(responder, peer::hasOutstandingRequests);
    // Broadcast duplicate
    EthProtocolManagerTestUtil.broadcastMessage(ethProtocolManager, peer, newBlock);
    peer.respondWhile(responder, peer::hasOutstandingRequests);
    assertThat(blockchain.contains(nextBlock.getHash())).isTrue();
    verify(stubBlockImporter, times(1)).importBlock(eq(protocolContext), eq(nextBlock), any());
}

Example 4 with NewBlockHashesMessage

use of org.hyperledger.besu.ethereum.eth.messages.NewBlockHashesMessage in project besu by hyperledger.

the class AbstractBlockPropagationManagerTest method importsMixedOutOfOrderMessages.

@Test
public void importsMixedOutOfOrderMessages() {
    blockchainUtil.importFirstBlocks(2);
    final Block block1 = blockchainUtil.getBlock(2);
    final Block block2 = blockchainUtil.getBlock(3);
    final Block block3 = blockchainUtil.getBlock(4);
    final Block block4 = blockchainUtil.getBlock(5);
    // Sanity check
    assertThat(blockchain.contains(block1.getHash())).isFalse();
    assertThat(blockchain.contains(block2.getHash())).isFalse();
    assertThat(blockchain.contains(block3.getHash())).isFalse();
    assertThat(blockchain.contains(block4.getHash())).isFalse();
    blockPropagationManager.start();
    // Setup peer and messages
    final RespondingEthPeer peer = EthProtocolManagerTestUtil.createPeer(ethProtocolManager, 0);
    final NewBlockHashesMessage block1Msg = NewBlockHashesMessage.create(Collections.singletonList(new NewBlockHashesMessage.NewBlockHash(block1.getHash(), block1.getHeader().getNumber())));
    final NewBlockMessage block2Msg = NewBlockMessage.create(block2, getFullBlockchain().getTotalDifficultyByHash(block2.getHash()).get());
    final NewBlockHashesMessage block3Msg = NewBlockHashesMessage.create(Collections.singletonList(new NewBlockHashesMessage.NewBlockHash(block3.getHash(), block3.getHeader().getNumber())));
    final NewBlockMessage block4Msg = NewBlockMessage.create(block4, getFullBlockchain().getTotalDifficultyByHash(block4.getHash()).get());
    final Responder responder = RespondingEthPeer.blockchainResponder(getFullBlockchain());
    // Broadcast older blocks
    EthProtocolManagerTestUtil.broadcastMessage(ethProtocolManager, peer, block3Msg);
    EthProtocolManagerTestUtil.broadcastMessage(ethProtocolManager, peer, block4Msg);
    peer.respondWhile(responder, peer::hasOutstandingRequests);
    EthProtocolManagerTestUtil.broadcastMessage(ethProtocolManager, peer, block2Msg);
    peer.respondWhile(responder, peer::hasOutstandingRequests);
    // Broadcast first block
    EthProtocolManagerTestUtil.broadcastMessage(ethProtocolManager, peer, block1Msg);
    peer.respondWhile(responder, peer::hasOutstandingRequests);
    assertThat(blockchain.contains(block1.getHash())).isTrue();
    assertThat(blockchain.contains(block2.getHash())).isTrue();
    assertThat(blockchain.contains(block3.getHash())).isTrue();
    assertThat(blockchain.contains(block4.getHash())).isTrue();
}

Example 5 with NewBlockHashesMessage

use of org.hyperledger.besu.ethereum.eth.messages.NewBlockHashesMessage in project besu by hyperledger.

the class BlockPropagationManager method handleNewBlockHashesFromNetwork.

private void handleNewBlockHashesFromNetwork(final EthMessage message) {
    final Blockchain blockchain = protocolContext.getBlockchain();
    final NewBlockHashesMessage newBlockHashesMessage = NewBlockHashesMessage.readFrom(message.getData());
    try {
        // Register announced blocks
        final List<NewBlockHash> announcedBlocks = Lists.newArrayList(newBlockHashesMessage.getNewHashes());
        traceLambda(LOG, "New block hashes from network {} from peer {}. Current status {}", () -> toLogString(announcedBlocks), message::getPeer, () -> this);
        for (final NewBlockHash announcedBlock : announcedBlocks) {
            message.getPeer().registerKnownBlock(announcedBlock.hash());
            message.getPeer().registerHeight(announcedBlock.hash(), announcedBlock.number());
        }
        // Filter announced blocks for blocks we care to import
        final long localChainHeight = protocolContext.getBlockchain().getChainHeadBlockNumber();
        final long bestChainHeight = syncState.bestChainHeight(localChainHeight);
        final List<NewBlockHash> relevantAnnouncements = announcedBlocks.stream().filter(a -> shouldImportBlockAtHeight(a.number(), localChainHeight, bestChainHeight)).collect(Collectors.toList());
        // Filter for blocks we don't yet know about
        final List<NewBlockHash> newBlocks = new ArrayList<>();
        for (final NewBlockHash announcedBlock : relevantAnnouncements) {
            if (pendingBlocksManager.contains(announcedBlock.hash())) {
                LOG.trace("New block hash from network {} is already pending", announcedBlock);
                continue;
            }
            if (importingBlocks.contains(announcedBlock.hash())) {
                LOG.trace("New block hash from network {} is already importing", announcedBlock);
                continue;
            }
            if (blockchain.contains(announcedBlock.hash())) {
                LOG.trace("New block hash from network {} was already imported", announcedBlock);
                continue;
            }
            if (requestedBlocks.add(announcedBlock.hash())) {
                newBlocks.add(announcedBlock);
            } else {
                LOG.trace("New block hash from network {} was already requested", announcedBlock);
            }
        }
        // Process known blocks we care about
        for (final NewBlockHash newBlock : newBlocks) {
            processAnnouncedBlock(message.getPeer(), newBlock);
        }
    } catch (final RLPException e) {
        LOG.debug("Malformed NEW_BLOCK_HASHES message received from peer, disconnecting: {}", message.getPeer(), e);
        message.getPeer().disconnect(DisconnectReason.BREACH_OF_PROTOCOL);
    }
}