/// <summary>
/// 命令轮询
/// </summary>
/// <returns></returns>
private void PollTask()
{
StationProgram.WriteLine($"【{StationName}】poll start");
var timeout = new TimeSpan(0, 0, 5);
_inPoll = true;
while (RunState == StationState.Run)
{
try
{
if (!_socket.TryReceiveFrameString(timeout, out var title, out var more) || !more)
{
continue;
}
if (!_socket.TryReceiveFrameBytes(out var description, out more) || !more)
{
continue;
}
PublishItem item = new PublishItem
{
Title = title
};
int idx = 1;
while (more)
{
if (!_socket.TryReceiveFrameString(out var val, out more))
{
continue;
}
switch (description[idx++])
{
case ZeroHelper.zero_pub_sub:
item.SubTitle = val;
break;
case ZeroHelper.zero_pub_publisher:
item.Station = val;
break;
case ZeroHelper.zero_arg:
item.Content = val;
break;
}
}
_items.Push(item);
}
catch (Exception e)
{
StationProgram.WriteLine($"【{StationName}】poll error{e.Message}...");
LogRecorder.Exception(e);
RunState = StationState.Failed;
}
}
_inPoll = false;
StationProgram.WriteLine($"【{StationName}】poll stop");
_items.Save(CacheFileName);
CloseSocket();
}
/// <summary>
/// 发送广播
/// </summary>
/// <param name="item"></param>
/// <param name="socket"></param>
/// <returns></returns>
private static bool Send(RequestSocket socket, PublishItem item)
{
try
{
lock (socket)
{
List <string> frames = new List <string> {
item.Title
};
socket.SendMoreFrame(item.Title);
byte[] description = new byte[5];
description[0] = (byte)3;
description[1] = ZeroHelper.zero_pub_publisher;
description[2] = ZeroHelper.zero_pub_sub;
description[3] = ZeroHelper.zero_arg;
description[4] = ZeroHelper.zero_end;
socket.SendMoreFrame(item.Title);
socket.SendMoreFrame(description);
socket.SendMoreFrame(StationProgram.Config.StationName);
socket.SendMoreFrame(item.SubTitle);
socket.SendFrame(item.Content);
var word = socket.ReceiveFrameString();
StationProgram.WriteLine($"【{item.Station}-{item.Title}】{word}");
return(word == "ok");
}
}
catch (Exception e)
{
LogRecorder.Exception(e);
StationProgram.WriteLine($"【{item.Station}-{item.Title}】request error =>{e.Message}");
}
lock (Publishers)
{
Publishers.Remove(item.Station);
}
return(false);
}
/*// <summary>
* /// 命令处理方法
* /// </summary>
* public Action<string> ExecFunc { get; set; }
*
* /// <summary>
* /// 执行命令
* /// </summary>
* /// <param name="args"></param>
* /// <returns></returns>
* public virtual void ExecCommand(string args)
* {
* ExecFunc?.Invoke(args);
* }*/
/// <summary>
/// 执行命令
/// </summary>
/// <param name="args"></param>
/// <returns></returns>
public abstract void Handle(PublishItem args);