/// <summary>
/// 新增主题
/// </summary>
/// <param name="data"></param>
private void ProcessNewToic(byte[] data, int len)
{
var msg = DataPack.UnPackNewTopic(data, len);
//添加本地
AddressInfo info = new AddressInfo();
info.Reset(msg.Address);
PublishList.Publish.AddNode(msg.TopicName, new AddressInfo[] { info });
SubscribeMgr.Instance.NewTopicRec(msg.TopicName);
multicast.SendTo(DataPack.PackNewTopicRsp(msg.TopicName, LocalNode.NodeId, LocalNode.TopicAddress));
}
/// <summary>
/// 广播新主题
/// </summary>
/// <param name="topic"></param>
public void SendNewTopic(string topic)
{
MulticastSocket multicast = new MulticastSocket();
int num = WaitNum;
while (!NodeListener.Instance.IsComplete(topic))
{
num--;
multicast.SendTo(DataPack.PackNewTopic(topic, LocalNode.NodeId, LocalNode.TopicAddress));
Thread.Sleep(50);
if (num < 0)
{
break;
}
}
multicast.Close();
}
/// <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();
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));
});
if (tsk.Wait(50))
{
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();
}
}
}
}
});
}