/// <summary>
/// 直接发送订阅信息
/// </summary>
/// <param name="topic"></param>
/// <param name="addr"></param>
/// <returns></returns>
public bool SendSubscribeTopic(string topic, AddressInfo addr)
{
bool isSucess = false;
var local = new AddressInfo();
local.Reset(LocalNode.TopicAddress);
byte[] tmp = DataPack.PackSubscribeMsg(topic, new AddressInfo[] { local });
if (addr.Protol == 0)
{
TcpClientSocket tcp = new TcpClientSocket();
tcp.RemoteHost = addr.Address;
tcp.RemotePort = addr.Port;
if (tcp.Connect())
{
tcp.Send(tmp);
isSucess = true;
}
tcp.Close();
}
else
{
UDPSocketPack uDP = new UDPSocketPack();
int num = udpTimes;
while (true)
{
uDP.Send(addr.Address, addr.Port, tmp);
byte[] buf = new byte[1024];
Debug.WriteLine("发送订阅信息:" + addr.ToString());
var tsk = Task.Factory.StartNew(() =>
{
return(uDP.Recvice(buf));//只要有接收就确定收到
});
if (tsk.Wait(udpWait))
{
isSucess = true;
break;
}
num--;
if (num < 0)
{
break;
}
}
}
return(isSucess);
}
/// <summary>
/// 心跳包
/// </summary>
private void Heart()
{
Task.Factory.StartNew(() =>
{
var msg = DataPack.PackNodeState(LocalNode.NodeId, LocalNode.TopicAddress);
Multicast.SendTo(msg);
//
if (NodeList.LstNodeInfo.Count == 0)
{
int num = NodeList.dicRefresh.Count;
string[] keys = new string[num];
NodeList.dicRefresh.Keys.CopyTo(keys, 0);
NodeList.LstNodeInfo.AddRange(keys);
//取出ID
foreach (var ky in keys)
{
int index = ky.IndexOf(",");
string id = ky.Substring(0, index);
NodeList.UpdateListId.Add(long.Parse(id));
}
}
else
{
var array = NodeList.LstNodeInfo.ToArray();
foreach (var node in array)
{
int Sp = 0;
NodeList.dicRefresh.TryGetValue(node, out Sp);
if (Math.Abs(DateTime.Now.Second - Sp) / WaitTime > 2)
{
//启动侦测
int index = node.IndexOf(",");
string addr = node.Substring(index);
string[] address = addr.Split('_');
if (address[0] == "0")
{
TcpClientSocket tcpClient = new TcpClientSocket();
tcpClient.RemoteHost = address[0];
tcpClient.RemotePort = int.Parse(address[1]);
if (tcpClient.Connect())
{
//刷新
NodeList.dicRefresh[node] = DateTime.Now.Second;
}
else
{
//移除节点信息
string id = node.Substring(0, index);
NodeList.LstNodeInfo.Remove(node);
NodeList.UpdateListId.Remove(long.Parse(id));
AddressInfo info = new AddressInfo();
info.Reset(addr);
SubscribeList.Subscribe.Remove(info);
}
}
else
{
//UDPSocket uDP = new UDPSocket();
UDPSocketPack uDP = new UDPSocketPack();
byte[] buf = new byte[1024];
int num = WaitTectNum;
while (num > 0)
{
uDP.Send(address[0], int.Parse(address[1]), tectBytes);
var tsk = Task.Factory.StartNew(() =>
{
return(uDP.Recvice(buf));//有数据返回就说明收到了；
});
if (tsk.Wait(100))
{
NodeList.dicRefresh[node] = DateTime.Now.Second;
break;
}
num--;
}
if (num <= 0)
{
//移除节点信息
NodeList.LstNodeInfo.Remove(node);
AddressInfo info = new AddressInfo();
info.Reset(addr);
SubscribeList.Subscribe.Remove(info);
string id = node.Substring(0, index);
NodeList.UpdateListId.Remove(long.Parse(id));
}
uDP.Close();
}
}
}
}
});
}