Examples with INode org.aion.p2p.INode used on opensource projects

Example 26 with INode

use of org.aion.p2p.INode in project aion by aionnetwork.

the class BlockPropagationTest method testPropagateBlockToPeer.

// given two peers, and one sends you a new block, propagate to the other
@Test
public void testPropagateBlockToPeer() {
    List<ECKey> accounts = generateDefaultAccounts();
    StandaloneBlockchain.Bundle bundle = new StandaloneBlockchain.Builder().withValidatorConfiguration("simple").withDefaultAccounts(accounts).build();
    MiningBlock block = bundle.bc.createNewMiningBlock(bundle.bc.getGenesis(), Collections.EMPTY_LIST, true);
    assertThat(block.getNumber()).isEqualTo(1);
    byte[] sender = HashUtil.h256("node1".getBytes());
    byte[] receiver = HashUtil.h256("receiver".getBytes());
    NodeMock senderMock = new NodeMock(sender, 1);
    NodeMock receiverMock = new NodeMock(receiver, 0);
    Map<Integer, INode> node = new HashMap<>();
    node.put(1, senderMock);
    node.put(2, receiverMock);
    AtomicInteger times = new AtomicInteger();
    P2pMock p2pMock = new P2pMock(node) {

        @Override
        public void send(int _nodeId, String s, Msg _msg) {
            if (_nodeId != receiverMock.getIdHash()) {
                throw new RuntimeException("should only send to receiver");
            }
            times.getAndIncrement();
        }
    };
    StandaloneBlockchain.Bundle anotherBundle = new StandaloneBlockchain.Builder().withValidatorConfiguration("simple").withDefaultAccounts(accounts).withEventManger(this.loadEventMgr()).build();
    assertThat(bundle.bc.genesis.getHash()).isEqualTo(anotherBundle.bc.genesis.getHash());
    assertThat(block.getParentHash()).isEqualTo(bundle.bc.genesis.getHash());
    assertThat(block.getParentHash()).isEqualTo(anotherBundle.bc.genesis.getHash());
    Block bestBlock = bundle.bc.getBestBlock();
    assertThat(bestBlock.getHash()).isEqualTo(anotherBundle.bc.genesis.getHash());
    SyncStats syncStats = new SyncStats(bestBlock.getNumber(), true);
    BlockPropagationHandler handler = new BlockPropagationHandler(1024, // NOTE: not the same blockchain that generated the block
    anotherBundle.bc, syncStats, p2pMock, anotherBundle.bc.getBlockHeaderValidator(), false, (byte) 2, new AionPendingStateImpl(anotherBundle.bc, blockEnergyUpperBound, pendingTransactionTimeout, enablePoolBackup, enableSeedMode, enablePoolDump, new PendingTxCallback(new ArrayList<>()), new NetworkBestBlockCallback(AionImpl.inst()), new TransactionBroadcastCallback(AionImpl.inst()), true));
    // block is processed
    assertThat(handler.processIncomingBlock(senderMock.getIdHash(), "test", block)).isEqualTo(BlockPropagationHandler.PropStatus.PROP_CONNECTED);
    assertThat(times.get()).isEqualTo(1);
}

Example 27 with INode

use of org.aion.p2p.INode in project aion by aionnetwork.

the class BlockPropagationTest method testBlockPropagationReceiver.

/**
 * Test that we don't propagate back to the sender
 */
@Test
public void testBlockPropagationReceiver() {
    List<ECKey> accounts = generateDefaultAccounts();
    StandaloneBlockchain.Bundle bundle = new StandaloneBlockchain.Builder().withValidatorConfiguration("simple").withDefaultAccounts(accounts).build();
    MiningBlock block = bundle.bc.createNewMiningBlock(bundle.bc.getGenesis(), Collections.EMPTY_LIST, true);
    assertThat(block.getNumber()).isEqualTo(1);
    byte[] sender = HashUtil.h256("node1".getBytes());
    NodeMock senderMock = new NodeMock(sender, 1);
    Map<Integer, INode> node = new HashMap<>();
    node.put(1, senderMock);
    SyncStats syncStats = new SyncStats(block.getNumber(), true);
    P2pMock p2pMock = new P2pMock(node) {

        @Override
        public void send(int _nodeId, String s, Msg _msg) {
            throw new RuntimeException("should not have called send");
        }
    };
    StandaloneBlockchain.Bundle anotherBundle = new StandaloneBlockchain.Builder().withValidatorConfiguration("simple").withDefaultAccounts(accounts).withEventManger(this.loadEventMgr()).build();
    BlockPropagationHandler handler = new BlockPropagationHandler(1024, // NOTE: not the same blockchain that generated the block
    anotherBundle.bc, syncStats, p2pMock, anotherBundle.bc.getBlockHeaderValidator(), false, (byte) 2, new AionPendingStateImpl(anotherBundle.bc, blockEnergyUpperBound, pendingTransactionTimeout, enablePoolBackup, enableSeedMode, enablePoolDump, new PendingTxCallback(new ArrayList<>()), new NetworkBestBlockCallback(AionImpl.inst()), new TransactionBroadcastCallback(AionImpl.inst()), true));
    assertThat(handler.processIncomingBlock(senderMock.getIdHash(), "test", block)).isEqualTo(BlockPropagationHandler.PropStatus.CONNECTED);
}

Example 28 with INode

use of org.aion.p2p.INode in project aion by aionnetwork.

the class BlockPropagationTest method testIgnoreSelfBlock.

// this test scenario: we propagate a block out, and someone propagates back
@Test
public void testIgnoreSelfBlock() {
    List<ECKey> accounts = generateDefaultAccounts();
    StandaloneBlockchain.Bundle bundle = new StandaloneBlockchain.Builder().withValidatorConfiguration("simple").withDefaultAccounts(accounts).build();
    MiningBlock block = bundle.bc.createNewMiningBlock(bundle.bc.getGenesis(), Collections.EMPTY_LIST, true);
    assertThat(block.getNumber()).isEqualTo(1);
    byte[] sender = HashUtil.h256("node1".getBytes());
    NodeMock senderMock = new NodeMock(sender, 1);
    Map<Integer, INode> node = new HashMap<>();
    node.put(1, senderMock);
    AtomicInteger sendCount = new AtomicInteger();
    P2pMock p2pMock = new P2pMock(node) {

        @Override
        public void send(int _nodeId, String s, Msg _msg) {
            sendCount.getAndIncrement();
        }
    };
    StandaloneBlockchain.Bundle anotherBundle = new StandaloneBlockchain.Builder().withValidatorConfiguration("simple").withDefaultAccounts(accounts).withEventManger(this.loadEventMgr()).build();
    SyncStats syncStats = new SyncStats(bundle.bc.getBestBlock().getNumber(), true);
    BlockPropagationHandler handler = new BlockPropagationHandler(1024, // NOTE: not the same blockchain that generated the block
    anotherBundle.bc, syncStats, p2pMock, anotherBundle.bc.getBlockHeaderValidator(), false, (byte) 2, new AionPendingStateImpl(anotherBundle.bc, blockEnergyUpperBound, pendingTransactionTimeout, enablePoolBackup, enableSeedMode, enablePoolDump, new PendingTxCallback(new ArrayList<>()), new NetworkBestBlockCallback(AionImpl.inst()), new TransactionBroadcastCallback(AionImpl.inst()), true));
    // pretend that we propagate the new block
    // send counter incremented
    handler.propagateNewBlock(block);
    // recall that we're using another blockchain and faked the propagation
    // so our blockchain should view this block as a new block
    // therefore if the filter fails, this block will actually be CONNECTED
    assertThat(handler.processIncomingBlock(senderMock.getIdHash(), "test", block)).isEqualTo(BlockPropagationHandler.PropStatus.DROPPED);
    // we expect the counter to be incremented once (on propagation)
    assertThat(sendCount.get()).isEqualTo(1);
}

Example 29 with INode

use of org.aion.p2p.INode in project aion by aionnetwork.

the class SyncMgrTest method testRequestBodies_withFilteringOnBlockNumber.

@Test
public void testRequestBodies_withFilteringOnBlockNumber() {
    BlockHeader header = mock(BlockHeader.class);
    when(header.getNumber()).thenReturn(bestBlockNumber);
    byte[] hash = Hex.decode("6fd8dae3304a9864f460ec7aec21bc94e14e34876e5dddd0a74d9c68ac7bc9ed");
    when(header.getHash()).thenReturn(hash);
    when(header.getTxTrieRootWrapper()).thenReturn(EMPTY_TRIE_HASH);
    List<BlockHeader> list = new ArrayList<>();
    list.add(header);
    INode peer1 = mock(INode.class);
    when(peer1.getIdHash()).thenReturn(1);
    when(peer1.getIdShort()).thenReturn("peer1");
    when(peer1.getBestBlockNumber()).thenReturn(2 * bestBlockNumber);
    // ensure that peer1 exists in the syncHeaderRequestManager
    syncMgr.syncHeaderRequestManager.assertUpdateActiveNodes(Map.of(1, peer1), null, null, Set.of(1), Set.of(1), 2 * bestBlockNumber);
    syncMgr.syncHeaderRequestManager.storeHeaders(1, list);
    syncMgr.syncHeaderRequestManager.runInMode(1, SyncMode.NORMAL);
    syncMgr.requestBodies(1, "peer1");
    // ensure that 1 request was sent
    verify(p2pMgr, never()).send(anyInt(), anyString(), any(ReqBlocksBodies.class));
    assertThat(syncMgr.syncHeaderRequestManager.matchAndDropHeaders(1, 1, EMPTY_TRIE_HASH)).isNull();
}

Example 30 with INode

use of org.aion.p2p.INode in project aion by aionnetwork.

the class NodeMgr method moveOutboundToActive.

/**
 * @param _nodeIdHash int
 * @param _shortId String
 * @param _p2pMgr P2pMgr
 */
void moveOutboundToActive(int _nodeIdHash, String _shortId, final P2pMgr _p2pMgr) {
    Node node = outboundNodes.remove(_nodeIdHash);
    if (node != null) {
        node.setConnection("outbound");
        INode previous = activeNodes.putIfAbsent(_nodeIdHash, node);
        if (previous != null)
            _p2pMgr.closeSocket(node.getChannel());
        else {
            if (_p2pMgr.showLog)
                System.out.println("<p2p action=move-outbound-to-active node-id=" + _shortId + ">");
        }
    }
}