/*
* InspIRCd -- Internet Relay Chat Daemon
*
+ * Copyright (C) 2018 linuxdaemon <linuxdaemon.irc@gmail.com>
+ * Copyright (C) 2013, 2018, 2020 Sadie Powell <sadie@witchery.services>
+ * Copyright (C) 2012-2013, 2016 Attila Molnar <attilamolnar@hush.com>
+ * Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007-2008, 2010 Craig Edwards <brain@inspircd.org>
+ * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
- * Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
- * Copyright (C) 2006-2007 Craig Edwards <craigedwards@brainbox.cc>
*
* This file is part of InspIRCd. InspIRCd is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public
#include "inspircd.h"
+#include "modules/account.h"
-/* $ModDesc: Disallows /LIST for recently connected clients to hinder spam bots */
+typedef std::vector<std::string> AllowList;
class ModuleSecureList : public Module
{
- std::vector<std::string> allowlist;
- time_t WaitTime;
+ private:
+ AllowList allowlist;
+ bool exemptregistered;
+ bool showmsg;
+ unsigned int WaitTime;
public:
- void init()
+ Version GetVersion() CXX11_OVERRIDE
{
- OnRehash(NULL);
- Implementation eventlist[] = { I_OnRehash, I_OnPreCommand, I_On005Numeric };
- ServerInstance->Modules->Attach(eventlist, this, sizeof(eventlist)/sizeof(Implementation));
+ return Version("Prevents users from using the /LIST command until a predefined period has passed.", VF_VENDOR);
}
- virtual Version GetVersion()
+ void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE
{
- return Version("Disallows /LIST for recently connected clients to hinder spam bots", VF_VENDOR);
- }
-
- void OnRehash(User* user)
- {
- allowlist.clear();
+ AllowList newallows;
ConfigTagList tags = ServerInstance->Config->ConfTags("securehost");
for (ConfigIter i = tags.first; i != tags.second; ++i)
- allowlist.push_back(i->second->getString("exception"));
+ {
+ std::string host = i->second->getString("exception");
+ if (host.empty())
+ throw ModuleException("<securehost:exception> is a required field at " + i->second->getTagLocation());
+ newallows.push_back(host);
+ }
- WaitTime = ServerInstance->Config->ConfValue("securelist")->getInt("waittime", 60);
+ ConfigTag* tag = ServerInstance->Config->ConfValue("securelist");
+ exemptregistered = tag->getBool("exemptregistered");
+ showmsg = tag->getBool("showmsg", true);
+ WaitTime = tag->getDuration("waittime", 60, 1);
+ allowlist.swap(newallows);
}
-
- /*
- * OnPreCommand()
- * Intercept the LIST command.
- */
- virtual ModResult OnPreCommand(std::string &command, std::vector<std::string> ¶meters, LocalUser *user, bool validated, const std::string &original_line)
+ ModResult OnPreCommand(std::string& command, CommandBase::Params& parameters, LocalUser* user, bool validated) CXX11_OVERRIDE
{
/* If the command doesnt appear to be valid, we dont want to mess with it. */
if (!validated)
return MOD_RES_PASSTHRU;
- if ((command == "LIST") && (ServerInstance->Time() < (user->signon+WaitTime)) && (!user->IsOper()))
+ time_t waitallowed = user->signon + WaitTime;
+ if ((command == "LIST") && (ServerInstance->Time() < waitallowed) && (!user->IsOper()))
{
/* Normally wouldnt be allowed here, are they exempt? */
for (std::vector<std::string>::iterator x = allowlist.begin(); x != allowlist.end(); x++)
if (InspIRCd::Match(user->MakeHost(), *x, ascii_case_insensitive_map))
return MOD_RES_PASSTHRU;
- /* Not exempt, BOOK EM DANNO! */
- user->WriteServ("NOTICE %s :*** You cannot list within the first %lu seconds of connecting. Please try again later.",user->nick.c_str(), (unsigned long) WaitTime);
- /* Some crap clients (read: mIRC, various java chat applets) muck up if they don't
- * receive these numerics whenever they send LIST, so give them an empty LIST to mull over.
- */
- user->WriteNumeric(321, "%s Channel :Users Name",user->nick.c_str());
- user->WriteNumeric(323, "%s :End of channel list.",user->nick.c_str());
+ const AccountExtItem* ext = GetAccountExtItem();
+ if (exemptregistered && ext && ext->get(user))
+ return MOD_RES_PASSTHRU;
+
+ if (showmsg)
+ {
+ user->WriteNotice(InspIRCd::Format("*** You cannot view the channel list right now. Please %stry again in %s.",
+ (exemptregistered ? "login to an account or " : ""),
+ InspIRCd::DurationString(waitallowed - ServerInstance->Time()).c_str()));
+ }
+
+ // The client might be waiting on a response to do something so send them an
+ // empty list response to satisfy that.
+ user->WriteNumeric(RPL_LISTSTART, "Channel", "Users Name");
+ user->WriteNumeric(RPL_LISTEND, "End of channel list.");
return MOD_RES_DENY;
}
return MOD_RES_PASSTHRU;
}
- virtual void On005Numeric(std::string &output)
+ void On005Numeric(std::map<std::string, std::string>& tokens) CXX11_OVERRIDE
{
- output.append(" SECURELIST");
+ if (showmsg)
+ tokens["SECURELIST"] = ConvToStr(WaitTime);
}
};