protected override void NetMsgRconAuth(Chunk packet, UnPacker unPacker, int clientId)
{
if (IsAuthed(clientId))
{
return;
}
var password = unPacker.GetString(SanitizeType.SanitizeCC);
if (!packet.Flags.HasFlag(SendFlags.Vital) || unPacker.Error)
{
return;
}
// TODO send map list
if (string.IsNullOrEmpty(Config["SvRconPassword"]) &&
string.IsNullOrEmpty(Config["SvRconModPassword"]))
{
SendRconLine(clientId, "No rcon password set on server. Set sv_rcon_password and/or sv_rcon_mod_password to enable the remote console.");
return;
}
var authed = false;
var format = string.Empty;
var authLevel = 0;
if (!string.IsNullOrEmpty(Config["SvRconPassword"]) && Config["SvRconPassword"] == password)
{
authed = true;
format = $"clientId={clientId} authed 'admin'";
authLevel = BaseServerClient.AuthedAdmin;
SendRconLine(clientId, "Admin authentication successful. Full remote console access granted.");
}
else if (!string.IsNullOrEmpty(Config["SvRconModPassword"]) && Config["SvRconModPassword"] == password)
{
authed = true;
format = $"clientId={clientId} authed 'moderator'";
authLevel = BaseServerClient.AuthedModerator;
SendRconLine(clientId, "Moderator authentication successful. Limited remote console access granted.");
}
else if (Config["SvRconMaxTries"])
{
Clients[clientId].AuthTries++;
SendRconLine(clientId,
$"Wrong password {Clients[clientId].AuthTries}/{Config["SvRconMaxTries"]}.");
if (Clients[clientId].AuthTries >= Config["SvRconMaxTries"])
{
if (Config["SvRconBantime"])
{
NetworkBan.BanAddr(NetworkServer.ClientEndPoint(clientId), Config["SvRconBantime"] * 60,
"Too many remote console authentication tries");
}
else
{
Kick(clientId, "Too many remote console authentication tries");
}
}
}
else
{
SendRconLine(clientId, "Wrong password");
}
if (authed)
{
var msg = new MsgPacker((int)NetworkMessages.ServerRconAuthOn, true);
SendMsg(msg, MsgFlags.Vital, clientId);
Console.Print(OutputLevel.Standard, "server", format);
Clients[clientId].AccessLevel = authLevel;
Clients[clientId].SendCommandsEnumerator =
Console.GetCommands(authLevel, ConfigFlags.Server).GetEnumerator();
SendRconCommandsClients.Enqueue(clientId);
}
}
protected override void ProcessClientPacket(NetworkChunk packet)
{
var clientId = packet.ClientId;
var unpacker = new Unpacker();
unpacker.Reset(packet.Data, packet.DataSize);
var msg = unpacker.GetInt();
var isSystemMsg = (msg & 1) != 0;
msg >>= 1;
if (unpacker.Error)
{
return;
}
if (Config["SvNetlimit"] &&
!(isSystemMsg && msg == (int)NetworkMessages.CL_REQUEST_MAP_DATA))
{
var now = Time.Get();
var diff = now - Clients[clientId].TrafficSince;
var alpha = Config["SvNetlimitAlpha"] / 100f;
var limit = (float)Config["SvNetlimit"] * 1024 / Time.Freq();
if (Clients[clientId].Traffic > limit)
{
NetworkBan.BanAddr(packet.EndPoint, 600, "Stressing network");
return;
}
if (diff > 100)
{
Clients[clientId].Traffic = (int)(alpha * ((float)packet.DataSize / diff) +
(1.0f - alpha) * Clients[clientId].Traffic);
Clients[clientId].TrafficSince = now;
}
}
if (isSystemMsg)
{
var networkMsg = (NetworkMessages)msg;
switch (networkMsg)
{
case NetworkMessages.CL_INFO:
NetMsgInfo(packet, unpacker, clientId);
break;
case NetworkMessages.CL_REQUEST_MAP_DATA:
NetMsgRequestMapData(packet, unpacker, clientId);
break;
case NetworkMessages.CL_READY:
NetMsgReady(packet, unpacker, clientId);
break;
case NetworkMessages.CL_ENTERGAME:
NetMsgEnterGame(packet, unpacker, clientId);
break;
case NetworkMessages.CL_INPUT:
NetMsgInput(packet, unpacker, clientId);
break;
case NetworkMessages.CL_RCON_CMD:
NetMsgRconCmd(packet, unpacker, clientId);
break;
case NetworkMessages.CL_RCON_AUTH:
NetMsgRconAuth(packet, unpacker, clientId);
break;
case NetworkMessages.PING:
NetMsgPing(packet, unpacker, clientId);
break;
default:
Console.Print(OutputLevel.DEBUG, "server", $"strange message clientId={clientId} msg={msg} data_size={packet.DataSize}");
break;
}
}
else if (Clients[clientId].State >= ServerClientState.READY)
{
GameContext.OnMessage(msg, unpacker, clientId);
}
}