/// <summary>
/// 处理心跳包
/// </summary>
/// <param name="session"></param>
public static void TResult(UserSession session)
{
int offset = Interlocked.Add(ref m_offset, size) & mask;
long nowTicks = WriteTime(offset + 6);
session.SendAsync(new Sinan.Collections.BytesSegment(m_bin, offset, len));
TimeControl t = session.Buffer;
if (t == null) return;
//每个计时周期表示一百纳秒，即一千万分之一秒。1 毫秒内有 10,000 个计时周期
//大于间隔,计数清零,连续8次间隔小于指定间隔,则断开客户端
long tick = nowTicks - t.Ticks;
if (tick > 5000 * 10000)
{
//重置警告
t.SpeenWarn = 0;
}
//大于20毫秒,小于4900毫秒,则进行警告计数
else if (tick > 20 * 10000 && tick < 4900 * 10000)
{
//连续8次警告,则断开客户端
if (Interlocked.Increment(ref t.SpeenWarn) == 8)
{
try
{
session.SendAsync(FastErr);
logger.Info(session.ToString("ForceExit|"));
}
finally
{
session.Close();
}
return;
}
}
t.Ticks = nowTicks;
}
protected static string DecodeCommand(UserSession user, int command)
{
//心跳
if (command == 103)
{
TResult(user);
return string.Empty;
}
UserBuffer buffer = user.Buffer;
if (buffer == null) return null;
string name = null;
//检查命令范围
if (command > 100 && command <= CommandManager.MaxCommand)
{
//检查调用频繁度
int ct = CommandManager.ControlTicks[command];
if (ct > 0)
{
long interval = buffer.LastInterval(command);
if (interval < ct)
{
if (string.IsNullOrEmpty(user.UserID))
{
user.Close();
return null;
}
else if (buffer.CallTicks[0]++ > 20000)
{
//发送操作太快信息
try
{
user.SendAsync(FastErr);
LogWrapper.Warn(user.ToString("Operating too fast|"));
}
finally
{
user.Close();
}
return null;
}
return string.Empty;
}
}
name = CommandManager.Instance.ReadString(command);
}
if (name == null)
{
//命令不存在时.如果用户未登录,或登录用户总计16次出错则断开
if (string.IsNullOrEmpty(user.UserID))
{
user.Close();
}
else if (buffer.CallTicks[1]++ > 16)
{
LogWrapper.Warn(user.ToString("Protocol error|"));
user.Close();
}
}
return name;
}
