public static void Login(IClient client, String password)
{
String owner = Settings.Get <String>("owner");
if (!String.IsNullOrEmpty(owner))
{
if (password == owner)
{
client.Registered = true;
client.Captcha = true;
client.Owner = true;
Events.LoginGranted(client);
client.Level = ILevel.Host;
using (SHA1 sha1 = SHA1.Create())
client.Password = sha1.ComputeHash(Encoding.UTF8.GetBytes(owner));
if (client.Quarantined)
{
client.Unquarantine();
}
CaptchaManager.AddCaptcha(client);
ServerCore.Log(client.Name + " logged in with the room owner account");
return;
}
}
using (SHA1 sha1 = SHA1.Create())
{
byte[] pwd = sha1.ComputeHash(Encoding.UTF8.GetBytes(password));
Account a = Settings.Get <bool>("strict") ?
list.Find(x => x.Password.SequenceEqual(pwd) && x.Guid.Equals(client.Guid)) :
list.Find(x => x.Password.SequenceEqual(pwd));
if (a != null)
{
client.Registered = true;
client.Captcha = true;
Events.LoginGranted(client);
client.Level = a.Level;
client.Password = a.Password;
if (client.Quarantined)
{
client.Unquarantine();
}
CaptchaManager.AddCaptcha(client);
ServerCore.Log(client.Name + " logged in with " + a.Name + "'s account [level designation: " + a.Level + "]");
return;
}
}
Events.InvalidLoginAttempt(client);
}
private void ServerThread()
{
this.terminate = false;
FilterImporter.DoTasks();
ObSalt.Init();
CaptchaManager.Load();
FloodControl.Reset();
Stats.Reset();
UserPool.Build();
core.LinkHub.LeafPool.Build();
Captcha.Initialize();
UserHistory.Initialize();
AccountManager.LoadPasswords();
BanSystem.LoadBans();
IdleManager.Reset();
Proxies.Start(Helpers.UnixTime);
IgnoreManager.init();
if (Settings.Get <bool>("roomsearch"))
{
UdpChannelList.Start();
}
ulong last_update_check = 0;
ulong fast_ping_timer = Time.Now;
ulong channel_push_timer = (Time.Now - 1200000);
ulong reset_floods_timer = Time.Now;
ulong room_search_timer = (Time.Now - 1800000);
bool can_web_chat = Settings.Get <bool>("enabled", "web");
core.LinkHub.LinkMode link_mode = (core.LinkHub.LinkMode)Settings.Get <int>("link_mode");
Linker = new LinkLeaf.LinkClient();
if (link_mode == LinkHub.LinkMode.Hub)
{
Linker.ConnectLocal();
}
Events.ServerStarted();
while (true)
{
if (this.terminate)
{
break;
}
ulong time = Time.Now;
if (time > (last_update_check + (30 * 60 * 1000)))
{
last_update_check = time;
CheckLatestVersion();
}
if (time > (fast_ping_timer + 2000))
{
fast_ping_timer = time;
UserPool.AUsers.ForEachWhere(x => x.SendPacket(TCPOutbound.FastPing()),
x => x.LoggedIn && x.FastPing);
BanSystem.AutoClearBans();
Avatars.CheckAvatars(time);
}
if (time > (reset_floods_timer + 60000))
{
reset_floods_timer = time;
FloodControl.Reset();
Proxies.Updater(Helpers.UnixTime);
}
this.udp.ServiceUdp(time);
this.CheckTCPListener(time);
this.ServiceAresSockets(time);
this.ServiceLeaves(link_mode, time);
this.ServiceWW();
Linker.Service(time);
if (can_web_chat)
{
this.ServiceWebSockets(time);
if (time > (channel_push_timer + 1200000))
{
channel_push_timer = time;
ib0t.ChannelPusher.Push();
}
}
if (time > (room_search_timer + 1800000))
{
room_search_timer = time;
if (Settings.Get <bool>("roomsearch"))
{
UdpChannelList.Update();
}
}
Events.CycleTick();
Thread.Sleep(25);
}
}
private static void Login(AresClient client, TCPPacketReader packet, ulong time, bool relogin)
{
if (client.LoggedIn)
{
return;
}
client.FastPing = relogin;
client.Guid = packet;
client.FileCount = packet;
ushort org_files = client.FileCount;
byte crypto = packet;
client.DataPort = packet;
client.NodeIP = packet;
client.NodePort = packet;
packet.SkipBytes(4);
client.OrgName = packet.ReadString(client);
Helpers.FormatUsername(client);
client.Name = client.OrgName;
client.Version = packet.ReadString(client);
client.Ares = client.Version.StartsWith("Ares 2.") || client.Version.StartsWith("Ares_2.");
client.IsCbot = client.Version.StartsWith("cb0t ");
client.CustomClient = true; // everyone can be custom client
client.LocalIP = packet;
packet.SkipBytes(4);
client.Browsable = ((byte)packet) > 2 && Settings.Get <bool>("files");
client.CurrentUploads = packet;
client.MaxUploads = packet;
client.CurrentQueued = packet;
client.Age = packet;
client.Sex = packet;
client.Country = packet;
client.Region = packet.ReadString(client);
if (client.Region.Length > 30)
{
client.Region = client.Region.Substring(0, 30);
}
client.FileCount = client.Browsable && client.Version.StartsWith("Ares") ? client.FileCount : (ushort)0;
if (client.FileCount == 0)
{
client.Browsable = false;
}
// new proto data
if (packet.Remaining > 0)
{
byte vc = packet;
client.VoiceChatPublic = ((vc & 1) == 1);
client.VoiceChatPrivate = ((vc & 2) == 2);
client.VoiceOpusChatPublic = ((vc & 4) == 4);
client.VoiceOpusChatPrivate = ((vc & 8) == 8);
client.SupportsHTML = ((vc & 16) == 16);
if (client.VoiceOpusChatPublic)
{
client.VoiceChatPublic = true;
}
if (client.VoiceOpusChatPrivate)
{
client.VoiceChatPrivate = true;
}
}
// maybe add encryption in next cbot?
client.Encryption.Mode = crypto == 250 ? EncryptionMode.Encrypted : EncryptionMode.Unencrypted;
IPAddress p_check = new IPAddress(client.ExternalIP.GetAddressBytes());
client.OriginalIP = p_check;
if (client.Version.StartsWith("cb0t"))
{
ObSalt.GetSalt(client); // client doesn't support file sharing, so protect their external ip from idiots!
}
client.Captcha = !Settings.Get <bool>("captcha");
if (!client.Captcha)
{
client.Captcha = CaptchaManager.HasCaptcha(client);
}
if (client.Encryption.Mode == EncryptionMode.Encrypted)
{
client.Encryption.Key = Crypto.CreateKey;
client.Encryption.IV = Crypto.CreateIV;
client.SendPacket(TCPOutbound.CryptoKey(client));
}
// Use Original IP here
// Fixes issue #30 https://github.com/AresChat/sb0t/issues/30
if ((UserPool.AUsers.FindAll(x => x.OriginalIP.Equals(client.OriginalIP)).Count +
UserPool.WUsers.FindAll(x => x.OriginalIP.Equals(client.OriginalIP)).Count) > 5)
{
Events.Rejected(client, RejectedMsg.TooManyClients);
throw new Exception("too many clients from this ip");
}
if (UserHistory.IsJoinFlooding(client, time))
{
Events.Rejected(client, RejectedMsg.TooSoon);
throw new Exception("joined too quickly");
}
IClient hijack = UserPool.AUsers.Find(x => (x.Name == client.Name ||
x.OrgName == client.OrgName) && x.ID != client.ID && x.LoggedIn);
if (hijack == null)
{
hijack = UserPool.WUsers.Find(x => (x.Name == client.Name ||
x.OrgName == client.OrgName) && x.ID != client.ID && x.LoggedIn);
}
if (hijack != null)
{
if (hijack.OriginalIP.Equals(client.OriginalIP)) // Possible issue with using masked ip lets use orginal instead
{
if (!hijack.WebClient)
{
((AresClient)hijack).Disconnect(true);
}
else
{
((ib0t.ib0tClient)hijack).Disconnect();
}
client.Name = client.OrgName;
client.FastPing = true;
}
else
{
Events.Rejected(client, RejectedMsg.NameInUse);
throw new Exception("name in use");
}
}
UserHistory.AddUser(client, time);
if (BanSystem.IsBanned(client))
{
if (!Helpers.IsLocalHost(client))
{
if (hijack != null && hijack is AresClient)
{
((AresClient)hijack).SendDepart();
}
Events.Rejected(client, RejectedMsg.Banned);
throw new Exception("banned user");
}
}
if (client.LocalIP.ToString() == "6.6.6.6" ||
client.LocalIP.ToString() == "7.8.7.8" ||
org_files == 6969)
{
if (hijack != null && hijack is AresClient)
{
((AresClient)hijack).SendDepart();
}
Events.Rejected(client, RejectedMsg.Banned);
throw new Exception("spam bot");
}
if (Settings.Get <bool>("age_restrict"))
{
if (client.Age > 0)
{
if ((byte)Settings.Get <int>("age_restrict_value") > client.Age)
{
if (hijack != null && hijack is AresClient)
{
((AresClient)hijack).SendDepart();
}
Events.Rejected(client, RejectedMsg.UnderAge);
throw new Exception("under aged user");
}
}
}
if (Helpers.IsUnacceptableGender(client))
{
if (hijack != null && hijack is AresClient)
{
((AresClient)hijack).SendDepart();
}
Events.Rejected(client, RejectedMsg.UnacceptableGender);
throw new Exception("unacceptable gender");
}
if (Proxies.Check(p_check, client.DNS))
{
if (!Helpers.IsLocalHost(client))
{
if (Events.ProxyDetected(client))
{
if (hijack != null && hijack is AresClient)
{
((AresClient)hijack).SendDepart();
}
Events.Rejected(client, RejectedMsg.Proxy);
throw new Exception("proxy detected");
}
}
}
client.Quarantined = !client.Captcha && Settings.Get <int>("captcha_mode") == 1;
if (!Events.Joining(client))
{
if (!Helpers.IsLocalHost(client))
{
if (hijack != null && hijack is AresClient)
{
((AresClient)hijack).SendDepart();
}
Events.Rejected(client, RejectedMsg.UserDefined);
throw new Exception("user defined rejection");
}
}
IgnoreManager.LoadIgnores(client);
if (Helpers.IsLocalHost(client))
{
client.Captcha = true;
client.Quarantined = false;
client.Registered = true;
client.Owner = true;
}
if (hijack != null)
{
if (hijack.Cloaked)
{
hijack = null;
}
}
if (!client.Quarantined)
{
if (hijack == null || !(hijack is AresClient))
{
LinkLeaf.LinkUser other = null;
if (ServerCore.Linker.Busy)
{
foreach (LinkLeaf.Leaf leaf in ServerCore.Linker.Leaves)
{
other = leaf.Users.Find(x => x.Vroom == client.Vroom && x.Name == client.Name && x.Link.Visible);
if (other != null)
{
other.LinkCredentials.Visible = false;
break;
}
}
}
UserPool.AUsers.ForEachWhere(x => x.SendPacket(other == null ? TCPOutbound.Join(x, client) : TCPOutbound.UpdateUserStatus(x, client)),
x => x.LoggedIn && x.Vroom == client.Vroom && !x.Quarantined);
UserPool.WUsers.ForEachWhere(x => x.QueuePacket(other == null ? ib0t.WebOutbound.JoinTo(x, client.Name, client.Level) : ib0t.WebOutbound.UpdateTo(x, client.Name, client.Level)),
x => x.LoggedIn && x.Vroom == client.Vroom && !x.Quarantined);
}
client.LoggedIn = true;
client.SendPacket(TCPOutbound.Ack(client));
client.SendPacket(TCPOutbound.MyFeatures(client));
client.SendPacket(TCPOutbound.FavIcon());
client.SendPacket(TCPOutbound.TopicFirst(client, Settings.Topic));
client.SendPacket(TCPOutbound.UserlistBot(client));
UserPool.AUsers.ForEachWhere(x => client.SendPacket(TCPOutbound.Userlist(client, x)),
x => x.LoggedIn && x.Vroom == client.Vroom && !x.Quarantined && !x.Cloaked);
UserPool.WUsers.ForEachWhere(x => client.SendPacket(TCPOutbound.Userlist(client, x)),
x => x.LoggedIn && x.Vroom == client.Vroom && !x.Quarantined && !x.Cloaked);
if (ServerCore.Linker.Busy)
{
foreach (LinkLeaf.Leaf leaf in ServerCore.Linker.Leaves)
{
leaf.Users.ForEachWhere(x => client.SendPacket(TCPOutbound.Userlist(client, x)),
x => x.Vroom == client.Vroom && x.Link.Visible && !x.Cloaked);
}
}
client.SendPacket(TCPOutbound.UserListEnd());
client.SendPacket(TCPOutbound.OpChange(client));
client.SendPacket(TCPOutbound.SupportsVoiceClips());
client.SendPacket(TCPOutbound.Url(client, Settings.Get <String>("link", "url"), Settings.Get <String>("text", "url")));
client.SendPacket(TCPOutbound.PersonalMessageBot(client));
client.SendPacket(Avatars.Server(client));
if (client.CustomClient)
{
UserPool.AUsers.ForEachWhere(x => client.SendPacket(TCPOutbound.VoiceChatUserSupport(client, x)),
x => (x.VoiceChatPrivate || x.VoiceChatPublic) && !x.Quarantined && !x.Cloaked);
}
UserPool.AUsers.ForEachWhere(x => client.SendPacket(TCPOutbound.Avatar(client, x)),
x => x.LoggedIn && x.Vroom == client.Vroom && x.Avatar.Length > 0 && !x.Quarantined && !x.Cloaked);
UserPool.WUsers.ForEachWhere(x => client.SendPacket(TCPOutbound.Avatar(client, x)),
x => x.LoggedIn && x.Vroom == client.Vroom && !x.Quarantined && !x.Cloaked);
if (ServerCore.Linker.Busy)
{
foreach (LinkLeaf.Leaf leaf in ServerCore.Linker.Leaves)
{
leaf.Users.ForEachWhere(x => client.SendPacket(TCPOutbound.Avatar(client, x)),
x => x.Vroom == client.Vroom && x.Link.Visible && x.Avatar.Length > 0 && !x.Cloaked);
}
}
UserPool.AUsers.ForEachWhere(x => client.SendPacket(TCPOutbound.PersonalMessage(client, x)),
x => x.LoggedIn && x.Vroom == client.Vroom && x.PersonalMessage.Length > 0 && !x.Quarantined && !x.Cloaked);
UserPool.WUsers.ForEachWhere(x => client.SendPacket(TCPOutbound.PersonalMessage(client, x)),
x => x.LoggedIn && x.Vroom == client.Vroom && !x.Quarantined && !x.Cloaked);
if (ServerCore.Linker.Busy)
{
foreach (LinkLeaf.Leaf leaf in ServerCore.Linker.Leaves)
{
leaf.Users.ForEachWhere(x => client.SendPacket(TCPOutbound.PersonalMessage(client, x)),
x => x.Vroom == client.Vroom && x.Link.Visible && x.PersonalMessage.Length > 0 && !x.Cloaked);
}
}
FloodControl.Remove(client);
if (client.SocketConnected)
{
IdleManager.Set(client);
}
if (ServerCore.Linker.Busy && ServerCore.Linker.LoginPhase == LinkLeaf.LinkLogin.Ready)
{
ServerCore.Linker.SendPacket(LinkLeaf.LeafOutbound.LeafJoin(ServerCore.Linker, client));
}
Events.Joined(client);
if (client.Owner)
{
client.Level = ILevel.Host;
}
if (client.IsCbot)
{
UserPool.AUsers.ForEachWhere(x => client.SendPacket(TCPOutbound.CustomFont(client, x)),
x => x.LoggedIn && x.Vroom == client.Vroom && x.Font.Enabled && !x.Cloaked);
}
}
else
{
if (hijack != null && hijack is AresClient)
{
((AresClient)hijack).SendDepart();
}
client.LoggedIn = true;
client.SendPacket(TCPOutbound.Ack(client));
client.SendPacket(TCPOutbound.MyFeatures(client));
client.SendPacket(TCPOutbound.FavIcon());
client.SendPacket(TCPOutbound.TopicFirst(client, Settings.Topic));
client.SendPacket(TCPOutbound.UserlistBot(client));
client.SendPacket(TCPOutbound.UserListEnd());
client.SendPacket(TCPOutbound.PersonalMessageBot(client));
client.SendPacket(Avatars.Server(client));
CaptchaItem cap = Captcha.Create();
client.CaptchaWord = cap.Word;
Events.CaptchaSending(client);
client.SendPacket(TCPOutbound.NoSuch(client, String.Empty));
foreach (String str in cap.Lines)
{
client.SendPacket(TCPOutbound.NoSuch(client, str));
}
client.SendPacket(TCPOutbound.NoSuch(client, String.Empty));
FloodControl.Remove(client);
}
}
public static void SecureLogin(IClient client, byte[] password)
{
List <IPAddress> addresses = new List <IPAddress>();
addresses.Add(IPAddress.Loopback);
addresses.Add(Settings.ExternalIP);
addresses.Add(Settings.LocalIP);
using (SHA1 sha1 = SHA1.Create())
{
String owner = Settings.Get <String>("owner");
if (!String.IsNullOrEmpty(owner))
{
foreach (IPAddress ip in addresses)
{
byte[] pwd = sha1.ComputeHash(Encoding.UTF8.GetBytes(owner));
pwd = sha1.ComputeHash(SecurePassword(pwd, client.Cookie, ip));
if (pwd.SequenceEqual(password))
{
client.Registered = true;
client.Captcha = true;
client.Owner = true;
Events.LoginGranted(client);
client.Level = ILevel.Host;
client.Password = sha1.ComputeHash(Encoding.UTF8.GetBytes(owner));
if (client.Quarantined)
{
client.Unquarantine();
}
CaptchaManager.AddCaptcha(client);
ServerCore.Log(client.Name + " logged in with the room owner account");
return;
}
}
}
var linq = Settings.Get <bool>("strict") ?
(from x in list where x.Guid.Equals(client.Guid) select x) :
(from x in list select x);
foreach (Account a in linq)
{
foreach (IPAddress ip in addresses)
{
byte[] pwd = sha1.ComputeHash(SecurePassword(a.Password, client.Cookie, ip));
if (pwd.SequenceEqual(password))
{
client.Registered = true;
client.Captcha = true;
Events.LoginGranted(client);
client.Level = a.Level;
client.Password = a.Password;
if (client.Quarantined)
{
client.Unquarantine();
}
CaptchaManager.AddCaptcha(client);
ServerCore.Log(client.Name + " logged in with " + a.Name + "'s account [level designation: " + a.Level + "]");
return;
}
}
}
}
}
private static void Public(AresClient client, TCPPacketReader packet)
{
String text = packet.ReadString(client);
if (text.Length > 300)
{
text = text.Substring(0, 300);
}
if (text.StartsWith("#login") || text.StartsWith("#register"))
{
Command(client, text.Substring(1));
return;
}
if (text.StartsWith("#") && client.SocketConnected)
{
Command(client, text.Substring(1));
}
if (client.SocketConnected)
{
if (!client.Captcha)
{
if (String.IsNullOrEmpty(client.CaptchaWord) || (client.CaptchaWord.Length > 0 && client.CaptchaWord.ToUpper() != Helpers.StripColors(text).Trim().ToUpper()))
{
if (client.CaptchaWord.Length > 0 && client.CaptchaWord.ToUpper() != Helpers.StripColors(text).Trim().ToUpper())
{
Events.CaptchaReply(client, text);
if (!client.SocketConnected)
{
return;
}
}
CaptchaItem cap = Captcha.Create();
client.CaptchaWord = cap.Word;
Events.CaptchaSending(client);
client.SendPacket(TCPOutbound.NoSuch(client, String.Empty));
foreach (String str in cap.Lines)
{
client.SendPacket(TCPOutbound.NoSuch(client, str));
}
client.SendPacket(TCPOutbound.NoSuch(client, String.Empty));
return;
}
else
{
client.Captcha = true;
Events.CaptchaReply(client, text);
CaptchaManager.AddCaptcha(client);
if (client.Quarantined)
{
client.Unquarantine();
}
return;
}
}
else
{
Events.TextReceived(client, text);
}
}
else
{
return;
}
if (client.SocketConnected)
{
text = Events.TextSending(client, text);
if (!String.IsNullOrEmpty(text) && client.SocketConnected && !client.Muzzled)
{
if (client.Idled)
{
uint seconds_away = (uint)((Time.Now - client.IdleStart) / 1000);
IdleManager.Remove(client);
Events.Unidled(client, seconds_away);
}
if (client.SocketConnected)
{
byte[] js_style = null;
AresFont font = (AresFont)client.Font;
if (font.Enabled)
{
font.IsEmote = !String.IsNullOrEmpty(client.CustomName);
js_style = TCPOutbound.Font(font);
}
UserPool.AUsers.ForEachWhere(x =>
{
if (x.SupportsHTML && x.Ares)
{
if (String.IsNullOrEmpty(client.CustomName) || x.BlockCustomNames)
{
if (x.SupportsHTML)
{
if (js_style != null)
{
x.SendPacket(js_style);
}
}
x.SendPacket(TCPOutbound.Public(x, client.Name, text));
}
else
{
if (x.SupportsHTML)
{
if (js_style != null)
{
x.SendPacket(js_style);
}
}
x.SendPacket(TCPOutbound.NoSuch(x, client.CustomName + text));
}
}
else
{
if (String.IsNullOrEmpty(client.CustomName) || x.BlockCustomNames)
{
x.SendPacket(TCPOutbound.Public(x, client.Name, text));
}
else
{
x.SendPacket(TCPOutbound.NoSuch(x, client.CustomName + text));
}
}
},
x => x.LoggedIn && x.Vroom == client.Vroom && !x.IgnoreList.Contains(client.Name) && !x.Quarantined);
UserPool.WUsers.ForEachWhere(x => x.QueuePacket(String.IsNullOrEmpty(client.CustomName) ?
ib0t.WebOutbound.PublicTo(x, client.Name, text) : ib0t.WebOutbound.NoSuchTo(x, client.CustomName + text)),
x => x.LoggedIn && x.Vroom == client.Vroom && !x.IgnoreList.Contains(client.Name) && !x.Quarantined);
if (ServerCore.Linker.Busy && ServerCore.Linker.LoginPhase == LinkLeaf.LinkLogin.Ready)
{
ServerCore.Linker.SendPacket(LinkLeaf.LeafOutbound.LeafPublicText(ServerCore.Linker, client.Name, text));
}
Events.TextSent(client, text);
}
}
}
}