Examples with EthMessage org.ethereum.net.eth.message.EthMessage used on opensource projects

Example 1 with EthMessage

use of org.ethereum.net.eth.message.EthMessage in project rskj by rsksmart.

the class RskMessageTest method encodeDecodeGetBlockMessage.

@Test
public void encodeDecodeGetBlockMessage() {
    Block block = new BlockGenerator().getBlock(1);
    GetBlockMessage message = new GetBlockMessage(block.getHash().getBytes());
    RskMessage rskmessage = new RskMessage(config, message);
    byte[] encoded = rskmessage.getEncoded();
    Eth62MessageFactory factory = new Eth62MessageFactory(config);
    EthMessage ethmessage = (EthMessage) factory.create((byte) 0x08, encoded);
    Assert.assertNotNull(ethmessage);
    Assert.assertEquals(EthMessageCodes.RSK_MESSAGE, ethmessage.getCommand());
    RskMessage result = (RskMessage) ethmessage;
    Assert.assertNotNull(result.getMessage());
    Message resultMessage = result.getMessage();
    Assert.assertEquals(MessageType.GET_BLOCK_MESSAGE, resultMessage.getMessageType());
    Assert.assertArrayEquals(block.getHash().getBytes(), ((GetBlockMessage) resultMessage).getBlockHash());
}

Example 2 with EthMessage

use of org.ethereum.net.eth.message.EthMessage in project rskj by rsksmart.

the class MessageQueue method receivedMessage.

public void receivedMessage(Message msg) throws InterruptedException {
    MessageRoundtrip messageRoundtrip = requestQueue.peek();
    if (messageRoundtrip != null) {
        Message waitingMessage = messageRoundtrip.getMsg();
        if (waitingMessage instanceof PingMessage) {
            hasPing = false;
        }
        if (waitingMessage.getAnswerMessage() != null && msg.getClass() == waitingMessage.getAnswerMessage()) {
            messageRoundtrip.answer();
            if (waitingMessage instanceof EthMessage) {
                channel.getPeerStats().pong(messageRoundtrip.lastTimestamp);
            }
            logger.trace("Message round trip covered: [{}] ", messageRoundtrip.getMsg().getClass());
        }
    }
}

Example 3 with EthMessage

use of org.ethereum.net.eth.message.EthMessage in project rskj by rsksmart.

the class ChannelManagerImpl method broadcastBlock.

/**
 * broadcastBlock Propagates a block message across active peers with exclusion of
 * the peers with an id belonging to the skip set.
 *
 * @param block new Block to be sent
 * @param skip  the set of peers to avoid sending the message.
 * @return a set containing the ids of the peers that received the block.
 */
@Nonnull
public Set<NodeID> broadcastBlock(@Nonnull final Block block, @Nullable final Set<NodeID> skip) {
    Metrics.broadcastBlock(block);
    final Set<NodeID> res = new HashSet<>();
    final BlockIdentifier bi = new BlockIdentifier(block.getHash().getBytes(), block.getNumber());
    final EthMessage newBlock = new RskMessage(config, new BlockMessage(block));
    final EthMessage newBlockHashes = new RskMessage(config, new NewBlockHashesMessage(Arrays.asList(bi)));
    synchronized (activePeers) {
        // Get a randomized list with all the peers that don't have the block yet.
        activePeers.values().forEach(c -> logger.trace("RSK activePeers: {}", c));
        final Vector<Channel> peers = activePeers.values().stream().filter(p -> skip == null || !skip.contains(p.getNodeId())).collect(Collectors.toCollection(Vector::new));
        Collections.shuffle(peers);
        int sqrt = (int) Math.floor(Math.sqrt(peers.size()));
        for (int i = 0; i < sqrt; i++) {
            Channel peer = peers.get(i);
            res.add(peer.getNodeId());
            logger.trace("RSK propagate: {}", peer);
            peer.sendMessage(newBlock);
        }
        for (int i = sqrt; i < peers.size(); i++) {
            Channel peer = peers.get(i);
            logger.trace("RSK announce: {}", peer);
            peer.sendMessage(newBlockHashes);
        }
    }
    return res;
}

Example 4 with EthMessage

use of org.ethereum.net.eth.message.EthMessage in project rskj by rsksmart.

the class ChannelManagerImpl method broadcastBlockHash.

@Nonnull
public Set<NodeID> broadcastBlockHash(@Nonnull final List<BlockIdentifier> identifiers, @Nullable final Set<NodeID> targets) {
    final Set<NodeID> res = new HashSet<>();
    final EthMessage newBlockHash = new RskMessage(config, new NewBlockHashesMessage(identifiers));
    synchronized (activePeers) {
        activePeers.values().forEach(c -> logger.trace("RSK activePeers: {}", c));
        activePeers.values().stream().filter(p -> targets == null || targets.contains(p.getNodeId())).forEach(peer -> {
            logger.trace("RSK announce hash: {}", peer);
            peer.sendMessage(newBlockHash);
        });
    }
    return res;
}

Example 5 with EthMessage

use of org.ethereum.net.eth.message.EthMessage in project rskj by rsksmart.

the class ChannelManagerImpl method broadcastTransaction.

/**
 * broadcastTransaction Propagates a transaction message across active peers with exclusion of
 * the peers with an id belonging to the skip set.
 *
 * @param transaction new Transaction to be sent
 * @param skip  the set of peers to avoid sending the message.
 * @return a set containing the ids of the peers that received the transaction.
 */
@Nonnull
public Set<NodeID> broadcastTransaction(@Nonnull final Transaction transaction, @Nullable final Set<NodeID> skip) {
    Metrics.broadcastTransaction(transaction);
    List<Transaction> transactions = new ArrayList<>();
    transactions.add(transaction);
    final Set<NodeID> res = new HashSet<>();
    final EthMessage newTransactions = new RskMessage(config, new TransactionsMessage(transactions));
    synchronized (activePeers) {
        final Vector<Channel> peers = activePeers.values().stream().filter(p -> skip == null || !skip.contains(p.getNodeId())).collect(Collectors.toCollection(Vector::new));
        for (Channel peer : peers) {
            res.add(peer.getNodeId());
            peer.sendMessage(newTransactions);
        }
    }
    return res;
}