public static void CheckVersion(PacketReader packet, PacketBuilder builder, ClientHandler client, EventHandler events)
{
var version = packet.ReadInt();
var ip = client.RemoteEndPoint.ToString().Split(':')[0];
var kick = false;
var ver = client.Metadata["version"] as int[];
var clientVersion = ver[0];
var ignore = ver[2];
if (version != clientVersion && ignore == 0)
{
Log.Notice(string.Format("Failed ClientAuth IP: {0} Client ver: {1} Server ver: {2}", ip, version, clientVersion));
if (version > clientVersion)
{
events.VersionMismatch("login.CheckVersion", new VersionCheckEventArgs(version, ip, VersionCheckResult.NewerClient));
}
else
{
events.VersionMismatch("login.CheckVersion", new VersionCheckEventArgs(version, ip, VersionCheckResult.OlderClient));
}
kick = true;
}
if (ignore == 0)
{
version = clientVersion;
}
events.VersionMismatch("login.CheckVersion", new VersionCheckEventArgs(version, ip, VersionCheckResult.Match));
builder.New(0x7A);
{
builder += version; // Client Version
builder += 0x0059077C; // Debug
builder += 0; // Reserved
builder += 0; // Reserved
}
client.Send(builder, "CheckVersion");
if (kick)
{
events.ClientDisconnected(client, client);
return;
}
var id = -2;
var sleep = new Timer(500);
sleep.Elapsed += (s, _e) =>
{
if (id == -2)
{
var syncServer = client.Metadata["syncServer"] as SyncReceiver;
id = Authentication.GetUser(syncServer, (ulong)client.Metadata["magic"]);
}
if (id > 0)
{
client.AccountID = id;
SendChannels.SendChannelList(client);
var timer = new Timer(5000);
timer.AutoReset = true;
timer.Elapsed += (sender, e) => { SendChannels.SendChannelList(client); };
timer.Start();
client.Metadata["timer"] = timer;
}
sleep.Stop();
};
sleep.Start();
}
/*
* CheckVersion Packet
* -------------------------
* Client2Server Structure:
*
* ushort : magic code
* ushort : size
* int : padding
* ushort : opcode
*
* int : version1 #client version
* int : version2 #debug
* int : version3 #reserved
* int : version4 #reserved
* -------------------------
* Server2Client Structure:
*
* ushort : magic code
* ushort : size
* ushort : opcode
*
* int : version1 #client version
* int : version2 #debug
* int : version3 #reserved
* int : version4 #reserved
*/
#endregion
public static void CheckVersion(PacketReader packet, PacketBuilder builder, ClientHandler client, EventHandler events)
{
int version = packet.ReadInt();
var conf = client.Metadata["conf"] as Configuration;
if (conf == null)
{
return;
}
int clientVersion = conf.ClientVersion;
// i dont like this one, should be way better: client.GetIpAddress();
string ip = client.RemoteEndPoint.ToString().Split(':')[0];
bool kick = false;
if (conf.Debug)
{
// skipping on debug mode
builder.New(0x7A);
{
builder += version; // Client Version
builder += 0; // Debug
builder += 0; // Reserved
builder += 0; // Reserved
}
events.VersionMismatch("login.CheckVersion", new VersionCheckEventArgs(version, ip, VersionCheckResult.Match));
client.Send(builder, "CheckVersion");
return;
}
var result = VersionCheckResult.None;
if (version != clientVersion)
{
result = version > clientVersion ? VersionCheckResult.NewerClient : VersionCheckResult.OlderClient;
kick = true;
Log.Notice(string.Format("Failed CheckVersion Ip: {0} Client: {1}; Server: {2}", ip, version, clientVersion));
}
else
{
result = VersionCheckResult.Match;
}
events.VersionMismatch("login.CheckVersion", new VersionCheckEventArgs(version, ip, result));
builder.New(0x7A);
{
builder += clientVersion; // Client Version
builder += 0; // Debug
builder += 0; // Reserved
builder += 0; // Reserved
}
client.Send(builder, "CheckVersion");
if (kick)
{
// we have to be sure that client will be disconnected
// if client didnt closed it's connection, server will close after 800ms
var waitKick = new Timer(800);
waitKick.Elapsed += (s, _e) =>
{
client.Disconnect();
waitKick.Stop();
};
waitKick.Start();
return;
}
int id = -2;
var sleep = new Timer(500);
sleep.Elapsed += (s, _e) =>
{
if (id == -2)
{
var syncServer = client.Metadata["syncServer"] as SyncReceiver;
id = Authentication.GetUser(syncServer, (ulong)client.Metadata["magic"]);
}
if (id > 0)
{
client.AccountID = id;
SendChannels.SendChannelList(client);
var timer = new Timer(5000);
timer.AutoReset = true;
timer.Elapsed += (sender, e) => { SendChannels.SendChannelList(client); };
timer.Start();
client.Metadata["timer"] = timer;
}
sleep.Stop();
};
sleep.Start();
}
