Examples with PeerNotConnected org.hyperledger.besu.ethereum.p2p.rlpx.connections.PeerConnection.PeerNotConnected used on opensource projects

Example 1 with PeerNotConnected

use of org.hyperledger.besu.ethereum.p2p.rlpx.connections.PeerConnection.PeerNotConnected in project besu by hyperledger.

the class EthProtocolManager method processMessage.

@Override
public void processMessage(final Capability cap, final Message message) {
    checkArgument(getSupportedCapabilities().contains(cap), "Unsupported capability passed to processMessage(): " + cap);
    final MessageData messageData = message.getData();
    final int code = messageData.getCode();
    LOG.trace("Process message {}, {}", cap, code);
    final EthPeer ethPeer = ethPeers.peer(message.getConnection());
    if (ethPeer == null) {
        LOG.debug("Ignoring message received from unknown peer connection: {}", message.getConnection());
        return;
    }
    if (messageData.getSize() > 10 * 1_000_000) /*10MB*/
    {
        LOG.debug("Received message over 10MB. Disconnecting from {}", ethPeer);
        ethPeer.disconnect(DisconnectReason.BREACH_OF_PROTOCOL);
        return;
    }
    // Handle STATUS processing
    if (code == EthPV62.STATUS) {
        handleStatusMessage(ethPeer, messageData);
        return;
    } else if (!ethPeer.statusHasBeenReceived()) {
        // Peers are required to send status messages before any other message type
        LOG.debug("{} requires a Status ({}) message to be sent first.  Instead, received message {}.  Disconnecting from {}.", this.getClass().getSimpleName(), EthPV62.STATUS, code, ethPeer);
        ethPeer.disconnect(DisconnectReason.BREACH_OF_PROTOCOL);
        return;
    }
    final EthMessage ethMessage = new EthMessage(ethPeer, messageData);
    if (!ethPeer.validateReceivedMessage(ethMessage, getSupportedProtocol())) {
        LOG.debug("Unsolicited message received from, disconnecting: {}", ethPeer);
        ethPeer.disconnect(DisconnectReason.BREACH_OF_PROTOCOL);
        return;
    }
    if (isFinalized() && (code == EthPV62.NEW_BLOCK || code == EthPV62.NEW_BLOCK_HASHES)) {
        LOG.debug("disconnecting peer for sending new blocks after transition to PoS");
        ethPeer.disconnect(DisconnectReason.SUBPROTOCOL_TRIGGERED);
    }
    // This will handle responses
    ethPeers.dispatchMessage(ethPeer, ethMessage, getSupportedProtocol());
    // This will handle requests
    Optional<MessageData> maybeResponseData = Optional.empty();
    try {
        if (EthProtocol.isEth66Compatible(cap) && EthProtocol.requestIdCompatible(code)) {
            final Map.Entry<BigInteger, MessageData> requestIdAndEthMessage = ethMessage.getData().unwrapMessageData();
            maybeResponseData = ethMessages.dispatch(new EthMessage(ethPeer, requestIdAndEthMessage.getValue())).map(responseData -> responseData.wrapMessageData(requestIdAndEthMessage.getKey()));
        } else {
            maybeResponseData = ethMessages.dispatch(ethMessage);
        }
    } catch (final RLPException e) {
        LOG.debug("Received malformed message {} , disconnecting: {}", messageData.getData(), ethPeer, e);
        ethPeer.disconnect(DisconnectMessage.DisconnectReason.BREACH_OF_PROTOCOL);
    }
    maybeResponseData.ifPresent(responseData -> {
        try {
            ethPeer.send(responseData, getSupportedProtocol());
        } catch (final PeerNotConnected missingPeerException) {
        // Peer disconnected before we could respond - nothing to do
        }
    });
}

Example 2 with PeerNotConnected

use of org.hyperledger.besu.ethereum.p2p.rlpx.connections.PeerConnection.PeerNotConnected in project besu by hyperledger.

the class PendingPeerRequest method sendRequest.

private synchronized void sendRequest(final EthPeer peer) {
    // Recheck if we should send the request now we're inside the synchronized block
    if (!result.isDone()) {
        try {
            final ResponseStream responseStream = request.sendRequest(peer);
            result.complete(responseStream);
        } catch (final PeerNotConnected e) {
            result.completeExceptionally(new PeerDisconnectedException(peer));
        }
    }
}

Example 3 with PeerNotConnected

use of org.hyperledger.besu.ethereum.p2p.rlpx.connections.PeerConnection.PeerNotConnected in project besu by hyperledger.

the class TransactionsMessageSender method sendTransactionsToPeer.

void sendTransactionsToPeer(final EthPeer peer) {
    final Set<Transaction> allTxToSend = transactionTracker.claimTransactionsToSendToPeer(peer);
    while (!allTxToSend.isEmpty()) {
        final LimitedTransactionsMessages limitedTransactionsMessages = LimitedTransactionsMessages.createLimited(allTxToSend);
        final Set<Transaction> includedTransactions = limitedTransactionsMessages.getIncludedTransactions();
        traceLambda(LOG, "Sending transactions to peer {} all transactions count {}, " + "single message transactions {}, single message list {}", peer::toString, allTxToSend::size, includedTransactions::size, () -> toHashList(includedTransactions));
        allTxToSend.removeAll(limitedTransactionsMessages.getIncludedTransactions());
        try {
            peer.send(limitedTransactionsMessages.getTransactionsMessage());
        } catch (final PeerNotConnected e) {
            return;
        }
    }
}

Example 4 with PeerNotConnected

use of org.hyperledger.besu.ethereum.p2p.rlpx.connections.PeerConnection.PeerNotConnected in project besu by hyperledger.

the class EthPeerTest method getBodiesStream.

@Test
public void getBodiesStream() throws PeerNotConnected {
    final ResponseStreamSupplier getStream = (peer) -> peer.getBodies(asList(gen.hash(), gen.hash()));
    final MessageData targetMessage = BlockBodiesMessage.create(asList(gen.body(), gen.body()));
    final MessageData otherMessage = BlockHeadersMessage.create(asList(gen.header(), gen.header()));
    messageStream(getStream, targetMessage, otherMessage);
}

Example 5 with PeerNotConnected

use of org.hyperledger.besu.ethereum.p2p.rlpx.connections.PeerConnection.PeerNotConnected in project besu by hyperledger.

the class EthPeerTest method getReceiptsStream.

@Test
public void getReceiptsStream() throws PeerNotConnected {
    final ResponseStreamSupplier getStream = (peer) -> peer.getReceipts(asList(gen.hash(), gen.hash()));
    final MessageData targetMessage = ReceiptsMessage.create(singletonList(gen.receipts(gen.block())));
    final MessageData otherMessage = BlockHeadersMessage.create(asList(gen.header(), gen.header()));
    messageStream(getStream, targetMessage, otherMessage);
}