Examples with Node org.ethereum.net.rlpx.Node used on opensource projects

Example 16 with Node

use of org.ethereum.net.rlpx.Node in project rskj by rsksmart.

the class NodeManager method init.

@PostConstruct
void init() {
    discoveryEnabled = config.isPeerDiscoveryEnabled();
    homeNode = new Node(config.nodeId(), config.getPublicIp(), config.getPeerPort());
    for (Node node : config.peerActive()) {
        NodeHandler handler = new NodeHandler(node, this);
        handler.getNodeStatistics().setPredefined(true);
        createNodeHandler(node);
    }
}

Example 17 with Node

use of org.ethereum.net.rlpx.Node in project rskj by rsksmart.

the class PeerExplorerTest method sendInitialMessageToNodesNoNodes.

@Test
public void sendInitialMessageToNodesNoNodes() {
    Node node = new Node(new ECKey().getNodeId(), HOST_2, PORT_2);
    NodeDistanceTable distanceTable = new NodeDistanceTable(KademliaOptions.BINS, KademliaOptions.BUCKET_SIZE, node);
    PeerExplorer peerExplorer = new PeerExplorer(new ArrayList<>(), node, distanceTable, new ECKey(), TIMEOUT, REFRESH);
    peerExplorer.setUDPChannel(Mockito.mock(UDPChannel.class));
    Set<String> nodesWithMessage = peerExplorer.startConversationWithNewNodes();
    Assert.assertTrue(CollectionUtils.isEmpty(nodesWithMessage));
    peerExplorer = new PeerExplorer(null, node, distanceTable, new ECKey(), TIMEOUT, REFRESH);
    peerExplorer.setUDPChannel(Mockito.mock(UDPChannel.class));
    nodesWithMessage = peerExplorer.startConversationWithNewNodes();
    Assert.assertTrue(CollectionUtils.isEmpty(nodesWithMessage));
}

Example 18 with Node

use of org.ethereum.net.rlpx.Node in project rskj by rsksmart.

the class PeerExplorerTest method handlePongMessage.

@Test
public void handlePongMessage() throws Exception {
    List<String> nodes = new ArrayList<>();
    nodes.add(HOST_1 + ":" + PORT_1);
    nodes.add(HOST_3 + ":" + PORT_3);
    ECKey key1 = ECKey.fromPrivate(Hex.decode(KEY_1)).decompress();
    ECKey key2 = ECKey.fromPrivate(Hex.decode(KEY_2)).decompress();
    Node node = new Node(key2.getNodeId(), HOST_2, PORT_2);
    NodeDistanceTable distanceTable = new NodeDistanceTable(KademliaOptions.BINS, KademliaOptions.BUCKET_SIZE, node);
    PeerExplorer peerExplorer = new PeerExplorer(nodes, node, distanceTable, key2, TIMEOUT, REFRESH);
    Channel internalChannel = Mockito.mock(Channel.class);
    UDPTestChannel channel = new UDPTestChannel(internalChannel, peerExplorer);
    ChannelHandlerContext ctx = Mockito.mock(ChannelHandlerContext.class);
    peerExplorer.setUDPChannel(channel);
    Assert.assertTrue(CollectionUtils.isEmpty(peerExplorer.getNodes()));
    // A incoming pong for a Ping we did not sent.
    String check = UUID.randomUUID().toString();
    PongPeerMessage incomingPongMessage = PongPeerMessage.create(HOST_1, PORT_1, check, key1);
    DiscoveryEvent incomingPongEvent = new DiscoveryEvent(incomingPongMessage, new InetSocketAddress(HOST_1, PORT_1));
    channel.clearEvents();
    channel.channelRead0(ctx, incomingPongEvent);
    List<DiscoveryEvent> sentEvents = channel.getEventsWritten();
    Assert.assertEquals(0, sentEvents.size());
    Assert.assertEquals(0, peerExplorer.getNodes().size());
    // Now we send the ping first
    peerExplorer.startConversationWithNewNodes();
    sentEvents = channel.getEventsWritten();
    Assert.assertEquals(2, sentEvents.size());
    incomingPongMessage = PongPeerMessage.create(HOST_1, PORT_1, ((PingPeerMessage) sentEvents.get(0).getMessage()).getMessageId(), key1);
    incomingPongEvent = new DiscoveryEvent(incomingPongMessage, new InetSocketAddress(HOST_1, PORT_1));
    channel.clearEvents();
    List<Node> addedNodes = peerExplorer.getNodes();
    Assert.assertEquals(0, addedNodes.size());
    channel.channelRead0(ctx, incomingPongEvent);
    Assert.assertEquals(1, peerExplorer.getNodes().size());
    addedNodes = peerExplorer.getNodes();
    Assert.assertEquals(1, addedNodes.size());
}

Example 19 with Node

use of org.ethereum.net.rlpx.Node in project rskj by rsksmart.

the class PeerExplorerTest method handleFindNodeMessageWithExtraNodes.

@Test
public void handleFindNodeMessageWithExtraNodes() throws Exception {
    List<String> nodes = new ArrayList<>();
    nodes.add(HOST_1 + ":" + PORT_1);
    nodes.add(HOST_3 + ":" + PORT_3);
    ECKey key1 = ECKey.fromPrivate(Hex.decode(KEY_1)).decompress();
    ECKey key2 = ECKey.fromPrivate(Hex.decode(KEY_2)).decompress();
    ECKey key3 = ECKey.fromPrivate(Hex.decode(KEY_3)).decompress();
    Node node = new Node(key2.getNodeId(), HOST_2, PORT_2);
    NodeDistanceTable distanceTable = new NodeDistanceTable(KademliaOptions.BINS, KademliaOptions.BUCKET_SIZE, node);
    PeerExplorer peerExplorer = new PeerExplorer(nodes, node, distanceTable, key2, TIMEOUT, REFRESH);
    Channel internalChannel = Mockito.mock(Channel.class);
    UDPTestChannel channel = new UDPTestChannel(internalChannel, peerExplorer);
    ChannelHandlerContext ctx = Mockito.mock(ChannelHandlerContext.class);
    peerExplorer.setUDPChannel(channel);
    Assert.assertTrue(CollectionUtils.isEmpty(peerExplorer.getNodes()));
    // we send the ping first
    peerExplorer.startConversationWithNewNodes();
    List<DiscoveryEvent> sentEvents = channel.getEventsWritten();
    Assert.assertEquals(2, sentEvents.size());
    PongPeerMessage incomingPongMessage1 = PongPeerMessage.create(HOST_1, PORT_1, ((PingPeerMessage) sentEvents.get(0).getMessage()).getMessageId(), key1);
    DiscoveryEvent incomingPongEvent1 = new DiscoveryEvent(incomingPongMessage1, new InetSocketAddress(HOST_1, PORT_1));
    PongPeerMessage incomingPongMessage2 = PongPeerMessage.create(HOST_3, PORT_3, ((PingPeerMessage) sentEvents.get(1).getMessage()).getMessageId(), key3);
    DiscoveryEvent incomingPongEvent2 = new DiscoveryEvent(incomingPongMessage2, new InetSocketAddress(HOST_3, PORT_3));
    channel.clearEvents();
    channel.channelRead0(ctx, incomingPongEvent1);
    channel.channelRead0(ctx, incomingPongEvent2);
    List<Node> foundNodes = peerExplorer.getNodes();
    Assert.assertEquals(2, foundNodes.size());
    Assert.assertEquals(NODE_ID_3, Hex.toHexString(foundNodes.get(0).getId().getID()));
    Assert.assertEquals(NODE_ID_1, Hex.toHexString(foundNodes.get(1).getId().getID()));
    String check = UUID.randomUUID().toString();
    FindNodePeerMessage findNodePeerMessage = FindNodePeerMessage.create(key1.getNodeId(), check, key1);
    channel.clearEvents();
    channel.channelRead0(ctx, new DiscoveryEvent(findNodePeerMessage, new InetSocketAddress(HOST_1, PORT_1)));
    sentEvents = channel.getEventsWritten();
    Assert.assertEquals(1, sentEvents.size());
    NeighborsPeerMessage neighborsPeerMessage = (NeighborsPeerMessage) sentEvents.get(0).getMessage();
    Assert.assertEquals(2, neighborsPeerMessage.getNodes().size());
    Assert.assertTrue(cotainsNode(NODE_ID_1, neighborsPeerMessage.getNodes()));
    Assert.assertTrue(cotainsNode(NODE_ID_3, neighborsPeerMessage.getNodes()));
}

Example 20 with Node

use of org.ethereum.net.rlpx.Node in project rskj by rsksmart.

the class PeerExplorerTest method sendInitialMessageToNodes.

@Test
public void sendInitialMessageToNodes() {
    List<String> nodes = new ArrayList<>();
    nodes.add("localhost:3306");
    nodes.add("localhost:3307");
    nodes.add("localhost:3306:abd");
    nodes.add("");
    nodes.add(null);
    Node node = new Node(new ECKey().getNodeId(), HOST_1, PORT_1);
    NodeDistanceTable distanceTable = new NodeDistanceTable(KademliaOptions.BINS, KademliaOptions.BUCKET_SIZE, node);
    PeerExplorer peerExplorer = new PeerExplorer(nodes, node, distanceTable, new ECKey(), TIMEOUT, REFRESH);
    UDPChannel channel = new UDPChannel(Mockito.mock(Channel.class), peerExplorer);
    peerExplorer.setUDPChannel(channel);
    Set<String> nodesWithMessage = peerExplorer.startConversationWithNewNodes();
    Assert.assertTrue(CollectionUtils.size(nodesWithMessage) == 2);
    Assert.assertTrue(nodesWithMessage.contains("localhost/127.0.0.1:3307"));
    Assert.assertTrue(nodesWithMessage.contains("localhost/127.0.0.1:3306"));
}