public Client(Bytes <Address> address, IPEndPoint endPoint, string baseDirectory, string?networkPrefix = null, IEnumerable <IPEndPoint>?seeds = null, SuperNodeConfig?superConfig = null, string?name = null)
{
Name = name ?? endPoint.ToString();
Address = address;
NetworkPrefix = networkPrefix;
SuperConfig = superConfig;
EndPoint = endPoint;
BindEndPoint = new IPEndPoint(IPAddress.Any, endPoint.Port);
string chainName = networkPrefix ?? "main";
System = new BlockChainSystem(this, Path.Combine(baseDirectory, $"{address}-{chainName}"), chainName);
P2P = new P2P(this);
if (superConfig is not null)
{
ProducerSystem = new ProducerSystem(this);
}
Nodes = new KBucket(16, address, P2P.Ping);
P2P.Init();
Random random = new Random();
refreshKBucketTimeSpan = TimeSpan.FromSeconds(random.NextDouble() * 5 + 60);
refreshKBucketTimer = new Timer(async delegate {
if (closeCancelTokenSource.IsCancellationRequested)
{
return;
}
var randomAddress = Bytes <Address> .Random();
var neighborNodes = Nodes.FindNode(randomAddress, 10);
var tasks = Array.ConvertAll(neighborNodes, node => P2P.FindNode(randomAddress, Nodes.K, node.IPEndPoint, hasRemoteNode: false, refreshKBucket: true));
var now = DateTime.UtcNow;
lock (broadcastIdRecord) {
var removeKeys = new List <Bytes <Hash160> >();
foreach (var(id, time) in broadcastIdRecord)
{
if (now - time >= broadcastTimeout)
{
removeKeys.Add(id);
}
else
{
break;
}
}
foreach (var id in removeKeys)
{
broadcastIdRecord.Remove(id);
}
}
await tasks.WhenAll();
}, null, refreshKBucketTimeSpan, refreshKBucketTimeSpan);
public Client(Address address, IPAddress bindIPAddress, int udpPort, int tcpPort, string?networkPrefix = null, IEnumerable <IPEndPoint>?seeds = null)
{
Address = address;
NetworkPrefix = networkPrefix;
System = new BlockChainSystem(this, networkPrefix ?? "main");
udpServer = new UdpServer(this, new IPEndPoint(bindIPAddress, udpPort));
tcpServer = new TcpServer(this, new IPEndPoint(bindIPAddress, tcpPort));
Nodes = new KBucket(16, address, Ping);
refreshKBucketTimeSpan = TimeSpan.FromSeconds(random.NextDouble() * 1 + 7);
refreshKBucketTimer = new Timer(async delegate {
if (closeCancelTokenSource.IsCancellationRequested)
{
return;
}
var randomAddress = Address.Random();
var neighborNodes = Nodes.FindNode(randomAddress, 10);
var tasks = Array.ConvertAll(neighborNodes, node => FindNode(randomAddress, Nodes.K, node.IPEndPoint, hasRemoteNode: false, refreshKBucket: true));
var now = DateTime.Now;
lock (broadcastIdRecord) {
var removeKeys = new List <Address>();
foreach (var(id, time) in broadcastIdRecord)
{
if (now - time >= broadcastTimeout)
{
removeKeys.Add(id);
}
else
{
break;
}
}
foreach (var id in removeKeys)
{
broadcastIdRecord.Remove(id);
}
}
await tasks.WhenAll();
}, null, refreshKBucketTimeSpan, refreshKBucketTimeSpan);
private SuperNodeClient(IClient myClient, IPEndPoint bindEP)
{
client = myClient;
system = myClient.System;
BindIPEndPoint = bindEP;
serverSocket = new Socket(AddressFamily.InterNetworkV6, SocketType.Stream, ProtocolType.Tcp);
serverSocket.SetSocketOption(SocketOptionLevel.IPv6, SocketOptionName.IPv6Only, false);
serverSocket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.KeepAlive, true); // 启用tcp心跳
serverSocket.SetSocketOption(SocketOptionLevel.Tcp, SocketOptionName.TcpKeepAliveRetryCount, 2); // 重试次数
serverSocket.SetSocketOption(SocketOptionLevel.Tcp, SocketOptionName.TcpKeepAliveTime, 60); // 冷却间隔秒数
serverSocket.SetSocketOption(SocketOptionLevel.Tcp, SocketOptionName.TcpKeepAliveInterval, 1); // 重试间隔秒数
serverSocket.Bind(bindEP);
serverSocket.Listen(2);
StartAccept();
client.System.CampaignNodesChanged += CampaignNodesChanged;
client.ReceiveBroadcast += Client_ReceiveBroadcast;
}
