ThrowPermissionLimitIP() static private method

static private ThrowPermissionLimitIP ( [ player, [ infoWhomPlayerCantBan, [ targetAddress ) : void
player [
infoWhomPlayerCantBan [
targetAddress [
return void
示例#1
0
        /// <summary> Bans given IP address and all accounts on that IP. All players from IP are kicked.
        /// Throws PlayerOpException on problems. </summary>
        /// <param name="targetAddress"> IP address that is being banned. </param>
        /// <param name="player"> Player who is banning. </param>
        /// <param name="reason"> Reason for ban. May be empty, if permitted by server configuration. </param>
        /// <param name="announce"> Whether ban should be publicly announced on the server. </param>
        /// <param name="raiseEvents"> Whether AddingIPBan, AddedIPBan, BanChanging, and BanChanged events should be raised. </param>
        /// <exception cref="ArgumentNullException"> targetAddress or player is null. </exception>
        /// <exception cref="PlayerOpException"> Permission or configuration issues arise, or if everyone has already been banned. </exception>
        public static void BanAll([NotNull] this IPAddress targetAddress, [NotNull] Player player, [CanBeNull] string reason,
                                  bool announce, bool raiseEvents)
        {
            if (targetAddress == null)
            {
                throw new ArgumentNullException("targetAddress");
            }
            if (player == null)
            {
                throw new ArgumentNullException("player");
            }
            if (reason != null && reason.Trim().Length == 0)
            {
                reason = null;
            }

            if (!player.Can(Permission.Ban, Permission.BanIP, Permission.BanAll))
            {
                PlayerOpException.ThrowPermissionMissing(player, null, "ban-all",
                                                         Permission.Ban, Permission.BanIP, Permission.BanAll);
            }

            // Check if player is trying to ban self
            if (targetAddress.Equals(player.IP) && !player.IsSuper)
            {
                PlayerOpException.ThrowCannotTargetSelf(player, null, "ban-all");
            }

            // Check if a non-bannable address was given (0.0.0.0 or 255.255.255.255)
            if (targetAddress.Equals(IPAddress.None) || targetAddress.Equals(IPAddress.Any))
            {
                PlayerOpException.ThrowInvalidIP(player, null, targetAddress);
            }

            // Check if any high-ranked players use this address
            PlayerInfo[] allPlayersOnIP        = PlayerDB.FindPlayers(targetAddress);
            PlayerInfo   infoWhomPlayerCantBan = allPlayersOnIP.FirstOrDefault(info => !player.Can(Permission.Ban, info.Rank));

            if (infoWhomPlayerCantBan != null)
            {
                PlayerOpException.ThrowPermissionLimitIP(player, infoWhomPlayerCantBan, targetAddress);
            }

            PlayerOpException.CheckBanReason(reason, player, null, false);
            bool somethingGotBanned = false;

            lock ( BanListLock ) {
                CheckIfLoaded();
                // Ban the IP
                if (!Contains(targetAddress))
                {
                    IPBanInfo banInfo = new IPBanInfo(targetAddress, null, player.Name, reason);
                    if (Add(banInfo, raiseEvents))
                    {
                        Logger.Log(LogType.UserActivity,
                                   "{0} banned {1} (BanAll {1}). Reason: {2}",
                                   player.Name, targetAddress, reason ?? "");

                        // Announce ban on the server
                        if (announce)
                        {
                            var can = Server.Players.Can(Permission.ViewPlayerIPs);
                            can.Message("&W{0} was banned by {1}", targetAddress, player.ClassyName);
                            var cant = Server.Players.Cant(Permission.ViewPlayerIPs);
                            cant.Message("&WAn IP was banned by {0}", player.ClassyName);
                        }
                        somethingGotBanned = true;
                    }
                }

                // Ban individual players
                foreach (PlayerInfo targetAlt in allPlayersOnIP)
                {
                    if (targetAlt.BanStatus != BanStatus.NotBanned)
                    {
                        continue;
                    }

                    // Raise PlayerInfo.BanChanging event
                    PlayerInfoBanChangingEventArgs e = new PlayerInfoBanChangingEventArgs(targetAlt, player, false,
                                                                                          reason, announce);
                    if (raiseEvents)
                    {
                        PlayerInfo.RaiseBanChangingEvent(e);
                        if (e.Cancel)
                        {
                            continue;
                        }
                        reason = e.Reason;
                    }

                    // Do the ban
                    if (targetAlt.ProcessBan(player, player.Name, reason))
                    {
                        if (raiseEvents)
                        {
                            PlayerInfo.RaiseBanChangedEvent(e);
                        }

                        // Log and announce ban
                        Logger.Log(LogType.UserActivity,
                                   "{0} banned {1} (BanAll {2}). Reason: {3}",
                                   player.Name, targetAlt.Name, targetAddress, reason ?? "");
                        if (announce)
                        {
                            Server.Message("&WPlayer {0}&W was banned by {1}&W (BanAll)",
                                           targetAlt.ClassyName, player.ClassyName);
                        }
                        somethingGotBanned = true;
                    }
                }
            }

            // If no one ended up getting banned, quit here
            if (!somethingGotBanned)
            {
                PlayerOpException.ThrowNoOneToBan(player, null, targetAddress);
            }

            // Announce BanAll reason towards the end of all bans
            if (announce && ConfigKey.AnnounceKickAndBanReasons.Enabled() && reason != null)
            {
                Server.Message("&WBanAll reason: {0}", reason);
            }

            // Kick all players from IP
            Player[] targetsOnline = Server.Players.FromIP(targetAddress).ToArray();
            if (targetsOnline.Length > 0)
            {
                string kickReason;
                if (reason != null)
                {
                    kickReason = String.Format("Banned by {0}: {1}", player.Name, reason);
                }
                else
                {
                    kickReason = String.Format("Banned by {0}", player.Name);
                }
                for (int i = 0; i < targetsOnline.Length; i++)
                {
                    if (targetsOnline[i].Info.BanStatus != BanStatus.IPBanExempt)
                    {
                        targetsOnline[i].Kick(kickReason, LeaveReason.BanAll);
                    }
                }
            }
        }
示例#2
0
        /// <summary> Bans given IP address. All players from IP are kicked. If an associated PlayerInfo is known,
        /// use a different overload of this method instead. Throws PlayerOpException on problems. </summary>
        /// <param name="targetAddress"> IP address that is being banned. </param>
        /// <param name="player"> Player who is banning. </param>
        /// <param name="reason"> Reason for ban. May be empty, if permitted by server configuration. </param>
        /// <param name="announce"> Whether ban should be publicly announced on the server. </param>
        /// <param name="raiseEvents"> Whether AddingIPBan and AddedIPBan events should be raised. </param>
        /// <exception cref="ArgumentNullException"> targetAddress or player is null. </exception>
        /// <exception cref="PlayerOpException"> Permission or configuration issues arise, or if IP is already banned. </exception>
        public static void BanIP([NotNull] this IPAddress targetAddress, [NotNull] Player player, [CanBeNull] string reason,
                                 bool announce, bool raiseEvents)
        {
            if (targetAddress == null)
            {
                throw new ArgumentNullException("targetAddress");
            }
            if (player == null)
            {
                throw new ArgumentNullException("player");
            }
            if (reason != null && reason.Trim().Length == 0)
            {
                reason = null;
            }

            // Check if player can ban IPs in general
            if (!player.Can(Permission.Ban, Permission.BanIP))
            {
                PlayerOpException.ThrowPermissionMissing(player, null, "IP-ban", Permission.Ban, Permission.BanIP);
            }

            // Check if a non-bannable address was given (0.0.0.0 or 255.255.255.255)
            if (targetAddress.Equals(IPAddress.None) || targetAddress.Equals(IPAddress.Any))
            {
                PlayerOpException.ThrowInvalidIP(player, null, targetAddress);
            }

            // Check if player is trying to ban self
            if (targetAddress.Equals(player.IP) && !player.IsSuper)
            {
                PlayerOpException.ThrowCannotTargetSelf(player, null, "IP-ban");
            }

            lock ( BanListLock ) {
                CheckIfLoaded();
                // Check if target is already banned
                IPBanInfo existingBan = Get(targetAddress);
                if (existingBan != null)
                {
                    string msg;
                    if (player.Can(Permission.ViewPlayerIPs))
                    {
                        msg = String.Format("IP address {0} is already banned.", targetAddress);
                    }
                    else
                    {
                        msg = String.Format("Given IP address is already banned.");
                    }
                    string colorMsg = "&S" + msg;
                    throw new PlayerOpException(player, null, PlayerOpExceptionCode.NoActionNeeded, msg, colorMsg);
                }

                // Check if any high-ranked players use this address
                PlayerInfo infoWhomPlayerCantBan = PlayerDB.FindPlayers(targetAddress)
                                                   .FirstOrDefault(info => !player.Can(Permission.Ban, info.Rank));
                if (infoWhomPlayerCantBan != null)
                {
                    PlayerOpException.ThrowPermissionLimitIP(player, infoWhomPlayerCantBan, targetAddress);
                }

                PlayerOpException.CheckBanReason(reason, player, null, false);

                // Actually ban
                IPBanInfo banInfo = new IPBanInfo(targetAddress, null, player.Name, reason);
                bool      result  = Add(banInfo, raiseEvents);

                if (result)
                {
                    Logger.Log(LogType.UserActivity,
                               "{0} banned {1} (BanIP {1}). Reason: {2}",
                               player.Name, targetAddress, reason ?? "");
                    if (announce)
                    {
                        // Announce ban on the server
                        var can = Server.Players.Can(Permission.ViewPlayerIPs);
                        can.Message("&W{0} was banned by {1}", targetAddress, player.ClassyName);
                        var cant = Server.Players.Cant(Permission.ViewPlayerIPs);
                        cant.Message("&WAn IP was banned by {0}", player.ClassyName);
                        if (ConfigKey.AnnounceKickAndBanReasons.Enabled() && reason != null)
                        {
                            Server.Message("&WBanIP reason: {0}", reason);
                        }
                    }

                    // Kick all players connected from address
                    string kickReason;
                    if (reason != null)
                    {
                        kickReason = String.Format("IP-Banned by {0}: {1}", player.Name, reason);
                    }
                    else
                    {
                        kickReason = String.Format("IP-Banned by {0}", player.Name);
                    }
                    foreach (Player other in Server.Players.FromIP(targetAddress))
                    {
                        if (other.Info.BanStatus != BanStatus.IPBanExempt)
                        {
                            other.Kick(kickReason, LeaveReason.BanIP);   // TODO: check side effects of not using DoKick
                        }
                    }
                }
                else
                {
                    // address is already banned
                    string msg;
                    if (player.Can(Permission.ViewPlayerIPs))
                    {
                        msg = String.Format("{0} is already banned.", targetAddress);
                    }
                    else
                    {
                        msg = "Given IP address is already banned.";
                    }
                    string colorMsg = "&S" + msg;
                    throw new PlayerOpException(player, null, PlayerOpExceptionCode.NoActionNeeded, msg, colorMsg);
                }
            }
        }