2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2018 linuxdaemon <linuxdaemon.irc@gmail.com>
5 * Copyright (C) 2013, 2018 Sadie Powell <sadie@witchery.services>
6 * Copyright (C) 2012-2013, 2016 Attila Molnar <attilamolnar@hush.com>
7 * Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
8 * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
9 * Copyright (C) 2007-2008, 2010 Craig Edwards <brain@inspircd.org>
10 * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
11 * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
13 * This file is part of InspIRCd. InspIRCd is free software: you can
14 * redistribute it and/or modify it under the terms of the GNU General Public
15 * License as published by the Free Software Foundation, version 2.
17 * This program is distributed in the hope that it will be useful, but WITHOUT
18 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
19 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
22 * You should have received a copy of the GNU General Public License
23 * along with this program. If not, see <http://www.gnu.org/licenses/>.
28 #include "modules/account.h"
30 typedef std::vector<std::string> AllowList;
32 class ModuleSecureList : public Module
35 bool exemptregistered;
36 unsigned int WaitTime;
39 Version GetVersion() CXX11_OVERRIDE
41 return Version("Disallows the LIST command for recently connected clients to hinder spam bots", VF_VENDOR);
44 void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
48 ConfigTagList tags = ServerInstance->Config->ConfTags("securehost");
49 for (ConfigIter i = tags.first; i != tags.second; ++i)
51 std::string host = i->second->getString("exception");
53 throw ModuleException("<securehost:exception> is a required field at " + i->second->getTagLocation());
54 newallows.push_back(host);
57 ConfigTag* tag = ServerInstance->Config->ConfValue("securelist");
59 exemptregistered = tag->getBool("exemptregistered");
60 WaitTime = tag->getDuration("waittime", 60, 1);
61 allowlist.swap(newallows);
67 * Intercept the LIST command.
69 ModResult OnPreCommand(std::string& command, CommandBase::Params& parameters, LocalUser* user, bool validated) CXX11_OVERRIDE
71 /* If the command doesnt appear to be valid, we dont want to mess with it. */
73 return MOD_RES_PASSTHRU;
75 if ((command == "LIST") && (ServerInstance->Time() < (user->signon+WaitTime)) && (!user->IsOper()))
77 /* Normally wouldnt be allowed here, are they exempt? */
78 for (std::vector<std::string>::iterator x = allowlist.begin(); x != allowlist.end(); x++)
79 if (InspIRCd::Match(user->MakeHost(), *x, ascii_case_insensitive_map))
80 return MOD_RES_PASSTHRU;
82 const AccountExtItem* ext = GetAccountExtItem();
83 if (exemptregistered && ext && ext->get(user))
84 return MOD_RES_PASSTHRU;
86 /* Not exempt, BOOK EM DANNO! */
87 user->WriteNotice("*** You cannot list within the first " + ConvToStr(WaitTime) + " seconds of connecting. Please try again later.");
88 /* Some clients (e.g. mIRC, various java chat applets) muck up if they don't
89 * receive these numerics whenever they send LIST, so give them an empty LIST to mull over.
91 user->WriteNumeric(RPL_LISTSTART, "Channel", "Users Name");
92 user->WriteNumeric(RPL_LISTEND, "End of channel list.");
95 return MOD_RES_PASSTHRU;
98 void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
100 tokens["SECURELIST"];
104 MODULE_INIT(ModuleSecureList)