Examples with Node io.nuls.network.entity.Node used on opensource projects

Example 1 with Node

use of io.nuls.network.entity.Node in project nuls by nuls-io.

the class BlockPersistenceThread method doPersistence.

private void doPersistence(long height) throws IOException {
    Block block = blockManager.getBlock(height);
    if (null == block) {
        List<Node> nodeList = networkService.getAvailableNodes();
        if (nodeList == null || nodeList.isEmpty()) {
            return;
        }
        List<String> nodeIdList = new ArrayList<>();
        for (Node node : nodeList) {
            nodeIdList.add(node.getId());
        }
        try {
            BlockBatchDownloadUtils.getInstance().request(nodeIdList, height, height);
        } catch (InterruptedException e) {
            Log.error(e);
        }
        return;
    }
    if (block.getTxs().isEmpty()) {
        // todo why
        Log.warn("block has no tx!");
        blockManager.removeBlock(block.getHeader().getHash().getDigestHex());
        return;
    }
    boolean isSuccess = blockService.saveBlock(block);
    if (isSuccess) {
        blockManager.removeBlock(block.getHeader().getHash().getDigestHex());
        blockManager.setStoredHeight(height);
        txCacheManager.removeTxList(block.getTxHashList());
    }
}

Example 2 with Node

use of io.nuls.network.entity.Node in project nuls by nuls-io.

the class NetworkServiceImpl method getNodesIp.

@Override
public Set<String> getNodesIp() {
    Set<String> ipList = new HashSet<>();
    for (String ip : NetworkContext.ipMap.keySet()) {
        ipList.add(ip);
    }
    List<Node> nodeList = getAvailableNodes();
    for (Node node : nodeList) {
        ipList.add(node.getIp());
    }
    return ipList;
}

Example 3 with Node

use of io.nuls.network.entity.Node in project nuls by nuls-io.

the class NodeDiscoverHandler method getLocalNodes.

// get nodes from local database
public List<Node> getLocalNodes(int size) {
    Set<String> keys = nodesManager.getNodes().keySet();
    List<NodePo> nodePos = getNodeDao().getNodePoList(size, keys);
    List<Node> nodes = new ArrayList<>();
    if (nodePos == null || nodePos.isEmpty()) {
        return nodes;
    }
    for (NodePo po : nodePos) {
        Node node = new Node(network);
        NodeTransferTool.toNode(node, po);
        nodes.add(node);
    }
    return nodes;
}

Example 4 with Node

use of io.nuls.network.entity.Node in project nuls by nuls-io.

the class NodeDiscoverHandler method run.

/**
 * do ping/pong and ask versionMessage
 */
@Override
public void run() {
    Thread.currentThread().setPriority(Thread.MIN_PRIORITY);
    while (running) {
        count++;
        List<Node> nodeList = new ArrayList<>(nodesManager.getNodes().values());
        StringBuilder str = new StringBuilder();
        for (Node node : nodeList) {
            if (node.getStatus() == 2) {
                str.append(",");
                str.append(node.getIp());
            }
        }
        if (str.toString().length() == 0) {
            str.append(",");
        }
        Log.info("nodes:" + str.toString().substring(1));
        GetVersionEvent event = new GetVersionEvent(network.getExternalPort());
        GetNodesIpEvent ipEvent = new GetNodesIpEvent();
        for (Node node : nodeList) {
            if (node.isAlive()) {
                broadcaster.broadcastToNode(event, node, true);
                if (count == 10) {
                    broadcaster.broadcastToNode(ipEvent, node, true);
                }
            }
        }
        long now = TimeService.currentTimeMillis();
        if (count == 10) {
            count = 0;
            List<String> list = new ArrayList<>();
            for (Map.Entry<String, Long> entry : NetworkContext.ipMap.entrySet()) {
                if (now - entry.getValue() > DateUtil.MINUTE_TIME * 2) {
                    list.add(entry.getKey());
                }
            }
            for (String ip : list) {
                NetworkContext.ipMap.remove(ip);
            }
        }
        try {
            Thread.sleep(6000);
        } catch (InterruptedException e) {
            Log.error(e);
        }
    }
}

Example 5 with Node

use of io.nuls.network.entity.Node in project nuls by nuls-io.

the class NodesManager method run.

/**
 * check the nodes when closed try to connect other one
 */
@Override
public void run() {
    while (running) {
        Thread.currentThread().setPriority(Thread.MIN_PRIORITY);
        if (nodes.isEmpty()) {
            List<Node> nodes = getSeedNodes();
            for (Node node : nodes) {
                node.setType(Node.OUT);
                node.setStatus(Node.WAIT);
                addNodeToGroup(NetworkConstant.NETWORK_NODE_OUT_GROUP, node);
            }
        } else {
            NodeGroup group = nodeGroups.get(NetworkConstant.NETWORK_NODE_OUT_GROUP);
            if (group.size() < network.maxOutCount()) {
                List<Node> nodes = discoverHandler.getLocalNodes(network.maxOutCount() - group.size());
                if (!nodes.isEmpty()) {
                    for (Node node : nodes) {
                        node.setType(Node.OUT);
                        node.setStatus(Node.WAIT);
                        addNodeToGroup(NetworkConstant.NETWORK_NODE_OUT_GROUP, node);
                    }
                } else {
                    discoverHandler.findOtherNode(network.maxOutCount() - group.size());
                }
            }
        }
        try {
            Thread.sleep(6000);
        } catch (InterruptedException e) {
            Log.error(e);
        }
    }
}