/// <summary>
/// 时间验证客户端验证
/// </summary>
/// <param name="verify">时间验证服务客户端委托</param>
/// <param name="sender"></param>
/// <param name="client"></param>
/// <returns></returns>
public unsafe static bool Verify(Verifier verify, ClientSocketSender sender, AutoCSer.Net.TcpInternalStreamServer.Client client)
{
string verifyString = client.Attribute.VerifyString;
if (verifyString == null)
{
long ticks = 0;
return(verify(sender, null, 0, null, ref ticks).Value);
}
return(Verify(verify, sender, client, null, verifyString));
}
/// <summary>
/// 时间验证客户端验证
/// </summary>
/// <param name="verify">时间验证服务客户端委托</param>
/// <param name="sender"></param>
/// <param name="client"></param>
/// <returns></returns>
public unsafe static bool Verify(Verifier verify, ClientSocketSender sender, AutoCSer.Net.TcpInternalStreamServer.Client client)
{
long ticks;
ServerAttribute attribute = client.Attribute;
string verifyString = attribute.VerifyString;
if (verifyString == null)
{
ticks = 0;
return(verify(sender, 0, null, ref ticks).Value);
}
ulong markData = 0;
if (attribute.IsMarkData)
{
markData = attribute.VerifyHashCode;
}
ticks = Date.NowTime.SetUtc().Ticks;
TcpServer.ClientSocketBase socket = sender.ClientSocket;
do
{
ulong randomPrefix = Random.Default.SecureNextULongNotZero();
while (randomPrefix == markData)
{
randomPrefix = Random.Default.SecureNextULongNotZero();
}
socket.ReceiveMarkData = attribute.IsMarkData ? markData ^ randomPrefix : 0UL;
sender.SendMarkData = 0;
long lastTicks = ticks;
TcpServer.ReturnValue <bool> isVerify = verify(sender, randomPrefix, TcpServer.TimeVerifyServer.Md5(verifyString, randomPrefix, ticks), ref ticks);
if (isVerify.Value)
{
sender.SendMarkData = socket.ReceiveMarkData;
return(true);
}
if (isVerify.Type != TcpServer.ReturnType.Success || ticks <= lastTicks)
{
socket.Log.add(AutoCSer.Log.LogType.Error, "TCP客户端验证失败 [" + isVerify.Type.ToString() + "] " + ticks.toString() + " <= " + lastTicks.toString());
return(false);
}
socket.Log.add(AutoCSer.Log.LogType.Error, "TCP客户端验证时间失败重试 " + ticks.toString() + " - " + lastTicks.toString());
}while (true);
}
