예제 #1
0
        private static void IgnoreList(AresClient client, TCPPacketReader packet)
        {
            if (client.Quarantined)
            {
                return;
            }

            bool    ignore = (byte)packet != 0;
            String  name   = packet.ReadString(client);
            IClient target = UserPool.AUsers.Find(x => x.Name == name);

            ignore = !client.IgnoreList.Contains(name);

            if (target == null)
            {
                target = UserPool.WUsers.Find(x => x.Name == name);
            }

            if (target == null && ServerCore.Linker.Busy && ServerCore.Linker.LoginPhase == LinkLeaf.LinkLogin.Ready)
            {
                target = ServerCore.Linker.FindUser(x => x.Name == name);
            }

            if (target != null)
            {
                if (!ignore)
                {
                    client.IgnoreList.RemoveAll(x => x == name);
                    Events.IgnoredStateChanged(client, target, ignore);
                    IgnoreManager.RemoveIgnore(client, name);
                }
                else if (Events.Ignoring(client, target))
                {
                    if (client.SocketConnected)
                    {
                        if (!client.IgnoreList.Contains(name))
                        {
                            client.IgnoreList.Add(name);
                            IgnoreManager.AddIgnore(client, name);
                        }

                        Events.IgnoredStateChanged(client, target, ignore);
                    }
                }
            }
        }
예제 #2
0
        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);
            }
        }
예제 #3
0
        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);
            }
        }