-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2008 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2008 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
*
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * 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
+ * License as published by the Free Software Foundation, version 2.
*
- * ---------------------------------------------------
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-/* $Core: libIRCDusermanager */
#include "inspircd.h"
#include "xline.h"
#include "bancache.h"
+#include "iohook.h"
+
+UserManager::UserManager()
+ : clientlist(new user_hash)
+ , uuidlist(new user_hash)
+ , unregistered_count(0), local_count(0)
+{
+}
+
+UserManager::~UserManager()
+{
+ for (user_hash::iterator i = clientlist->begin(); i != clientlist->end(); ++i)
+ {
+ delete i->second;
+ }
+
+ delete clientlist;
+ delete uuidlist;
+}
/* add a client connection to the sockets list */
-void UserManager::AddClient(InspIRCd* Instance, int socket, int port, bool iscached, int socketfamily, sockaddr* ip, const std::string &targetip)
+void UserManager::AddUser(int socket, ListenSocket* via, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server)
{
/* NOTE: Calling this one parameter constructor for User automatically
* allocates a new UUID and places it in the hash_map.
*/
- User* New = NULL;
+ LocalUser* New = NULL;
try
{
- New = new User(Instance);
+ New = new LocalUser(socket, client, server);
}
catch (...)
{
- Instance->Logs->Log("USERS", DEFAULT,"*** WTF *** Duplicated UUID! -- Crack smoking monkies have been unleashed.");
- Instance->SNO->WriteToSnoMask('A', "WARNING *** Duplicate UUID allocated!");
+ ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "*** WTF *** Duplicated UUID! -- Crack smoking monkeys have been unleashed.");
+ ServerInstance->SNO->WriteToSnoMask('a', "WARNING *** Duplicate UUID allocated!");
return;
}
-
- char ipaddr[MAXBUF];
-#ifdef IPV6
- if (socketfamily == AF_INET6)
- inet_ntop(AF_INET6, &((const sockaddr_in6*)ip)->sin6_addr, ipaddr, sizeof(ipaddr));
- else
-#endif
- inet_ntop(AF_INET, &((const sockaddr_in*)ip)->sin_addr, ipaddr, sizeof(ipaddr));
-
- New->SetFd(socket);
- New->SetSockAddr(socketfamily, ipaddr, port);
+ UserIOHandler* eh = &New->eh;
/* Give each of the modules an attempt to hook the user for I/O */
- FOREACH_MOD_I(Instance, I_OnHookUserIO, OnHookUserIO(New, targetip));
+ FOREACH_MOD(OnHookIO, (eh, via));
- if (New->io)
+ if (eh->GetIOHook())
{
try
{
- New->io->OnRawSocketAccept(socket, ipaddr, port);
+ eh->GetIOHook()->OnStreamSocketAccept(eh, client, server);
}
catch (CoreException& modexcept)
{
- ServerInstance->Logs->Log("SOCKET", DEBUG,"%s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason());
+ ServerInstance->Logs->Log("SOCKET", LOG_DEBUG, "%s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason());
}
}
- Instance->Logs->Log("USERS", DEBUG,"New user fd: %d", socket);
-
- int j = 0;
+ ServerInstance->Logs->Log("USERS", LOG_DEBUG, "New user fd: %d", socket);
this->unregistered_count++;
- (*(this->clientlist))[New->uuid] = New;
-
/* The users default nick is their UUID */
- strlcpy(New->nick, New->uuid, NICKMAX - 1);
-
- New->server = Instance->FindServerNamePtr(Instance->Config->ServerName);
- /* We don't need range checking here, we KNOW 'unknown\0' will fit into the ident field. */
- strcpy(New->ident, "unknown");
+ New->nick = New->uuid;
+ (*(this->clientlist))[New->nick] = New;
New->registered = REG_NONE;
- New->signon = Instance->Time() + Instance->Config->dns_timeout;
+ New->signon = ServerInstance->Time() + ServerInstance->Config->dns_timeout;
New->lastping = 1;
- /* Smarter than your average bear^H^H^H^Hset of strlcpys. */
- for (const char* temp = New->GetIPString(); *temp && j < 64; temp++, j++)
- New->dhost[j] = New->host[j] = *temp;
- New->dhost[j] = New->host[j] = 0;
+ ServerInstance->Users->AddLocalClone(New);
+ ServerInstance->Users->AddGlobalClone(New);
- Instance->Users->AddLocalClone(New);
- Instance->Users->AddGlobalClone(New);
+ New->localuseriter = this->local_users.insert(local_users.end(), New);
+ local_count++;
+
+ if ((this->local_users.size() > ServerInstance->Config->SoftLimit) || (this->local_users.size() >= (unsigned int)ServerInstance->SE->GetMaxFds()))
+ {
+ ServerInstance->SNO->WriteToSnoMask('a', "Warning: softlimit value has been reached: %d clients", ServerInstance->Config->SoftLimit);
+ this->QuitUser(New,"No more connections allowed");
+ return;
+ }
/*
* First class check. We do this again in FullConnect after DNS is done, and NICK/USER is recieved.
* See my note down there for why this is required. DO NOT REMOVE. :) -- w00t
*/
- ConnectClass* i = New->SetClass();
-
- if (!i)
- {
- User::QuitUser(Instance, New, "Access denied by configuration");
- return;
- }
+ New->SetClass();
/*
* Check connect class settings and initialise settings into User.
* This will be done again after DNS resolution. -- w00t
*/
- New->CheckClass();
-
- this->local_users.push_back(New);
-
- if ((this->local_users.size() > Instance->Config->SoftLimit) || (this->local_users.size() >= MAXCLIENTS))
- {
- Instance->SNO->WriteToSnoMask('A', "Warning: softlimit value has been reached: %d clients", Instance->Config->SoftLimit);
- User::QuitUser(Instance, New,"No more connections allowed");
+ New->CheckClass(ServerInstance->Config->CCOnConnect);
+ if (New->quitting)
return;
- }
- /*
- * XXX -
- * this is done as a safety check to keep the file descriptors within range of fd_ref_table.
- * its a pretty big but for the moment valid assumption:
- * file descriptors are handed out starting at 0, and are recycled as theyre freed.
- * therefore if there is ever an fd over 65535, 65536 clients must be connected to the
- * irc server at once (or the irc server otherwise initiating this many connections, files etc)
- * which for the time being is a physical impossibility (even the largest networks dont have more
- * than about 10,000 users on ONE server!)
- */
-#ifndef WINDOWS
- if ((unsigned int)socket >= MAX_DESCRIPTORS)
- {
- User::QuitUser(Instance, New, "Server is full");
- return;
- }
-#endif
/*
* even with bancache, we still have to keep User::exempt current.
* besides that, if we get a positive bancache hit, we still won't fuck
* them over if they are exempt. -- w00t
*/
- New->exempt = (Instance->XLines->MatchesLine("E",New) != NULL);
+ New->exempt = (ServerInstance->XLines->MatchesLine("E",New) != NULL);
- if (BanCacheHit *b = Instance->BanCache->GetHit(New->GetIPString()))
+ if (BanCacheHit *b = ServerInstance->BanCache->GetHit(New->GetIPString()))
{
if (!b->Type.empty() && !New->exempt)
{
/* user banned */
- Instance->Logs->Log("BANCACHE", DEBUG, std::string("BanCache: Positive hit for ") + New->GetIPString());
- if (*Instance->Config->MoronBanner)
- New->WriteServ("NOTICE %s :*** %s", New->nick, Instance->Config->MoronBanner);
- User::QuitUser(Instance, New, b->Reason);
+ ServerInstance->Logs->Log("BANCACHE", LOG_DEBUG, "BanCache: Positive hit for " + New->GetIPString());
+ if (!ServerInstance->Config->XLineMessage.empty())
+ New->WriteNotice("*** " + ServerInstance->Config->XLineMessage);
+ this->QuitUser(New, b->Reason);
return;
}
else
{
- Instance->Logs->Log("BANCACHE", DEBUG, std::string("BanCache: Negative hit for ") + New->GetIPString());
+ ServerInstance->Logs->Log("BANCACHE", LOG_DEBUG, "BanCache: Negative hit for " + New->GetIPString());
}
}
else
{
if (!New->exempt)
{
- XLine* r = Instance->XLines->MatchesLine("Z",New);
+ XLine* r = ServerInstance->XLines->MatchesLine("Z",New);
if (r)
{
}
}
- if (!Instance->SE->AddFd(New))
+ if (!ServerInstance->SE->AddFd(eh, FD_WANT_FAST_READ | FD_WANT_EDGE_WRITE))
{
- Instance->Logs->Log("USERS", DEBUG,"Internal error on new connection");
- User::QuitUser(Instance, New, "Internal error handling connection");
+ ServerInstance->Logs->Log("USERS", LOG_DEBUG, "Internal error on new connection");
+ this->QuitUser(New, "Internal error handling connection");
}
- /* NOTE: even if dns lookups are *off*, we still need to display this.
- * BOPM and other stuff requires it.
- */
- New->WriteServ("NOTICE Auth :*** Looking up your hostname...");
+ if (ServerInstance->Config->RawLog)
+ New->WriteNotice("*** Raw I/O logging is enabled on this server. All messages, passwords, and commands are being recorded.");
+
+ FOREACH_MOD(OnSetUserIP, (New));
+ if (New->quitting)
+ return;
+
+ FOREACH_MOD(OnUserInit, (New));
+}
- if (Instance->Config->NoUserDns)
+void UserManager::QuitUser(User *user, const std::string &quitreason, const char* operreason)
+{
+ if (user->quitting)
{
- New->dns_done = true;
+ ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "ERROR: Tried to quit quitting user: " + user->nick);
+ return;
+ }
+
+ if (IS_SERVER(user))
+ {
+ ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "ERROR: Tried to quit server user: " + user->nick);
+ return;
}
+
+ user->quitting = true;
+
+ ServerInstance->Logs->Log("USERS", LOG_DEBUG, "QuitUser: %s=%s '%s'", user->uuid.c_str(), user->nick.c_str(), quitreason.c_str());
+ user->Write("ERROR :Closing link: (%s@%s) [%s]", user->ident.c_str(), user->host.c_str(), *operreason ? operreason : quitreason.c_str());
+
+ std::string reason;
+ std::string oper_reason;
+ reason.assign(quitreason, 0, ServerInstance->Config->Limits.MaxQuit);
+ if (operreason && *operreason)
+ oper_reason.assign(operreason, 0, ServerInstance->Config->Limits.MaxQuit);
else
+ oper_reason = quitreason;
+
+ ServerInstance->GlobalCulls.AddItem(user);
+
+ if (user->registered == REG_ALL)
+ {
+ FOREACH_MOD(OnUserQuit, (user, reason, oper_reason));
+ user->WriteCommonQuit(reason, oper_reason);
+ }
+
+ if (user->registered != REG_ALL)
+ if (ServerInstance->Users->unregistered_count)
+ ServerInstance->Users->unregistered_count--;
+
+ if (IS_LOCAL(user))
{
- New->StartDNSLookup();
+ LocalUser* lu = IS_LOCAL(user);
+ FOREACH_MOD(OnUserDisconnect, (lu));
+ lu->eh.Close();
}
+
+ /*
+ * this must come before the ServerInstance->SNO->WriteToSnoMaskso that it doesnt try to fill their buffer with anything
+ * if they were an oper with +s +qQ.
+ */
+ if (user->registered == REG_ALL)
+ {
+ if (IS_LOCAL(user))
+ {
+ if (!user->quietquit)
+ {
+ ServerInstance->SNO->WriteToSnoMask('q',"Client exiting: %s (%s) [%s]",
+ user->GetFullRealHost().c_str(), user->GetIPString().c_str(), oper_reason.c_str());
+ }
+ }
+ else
+ {
+ if ((!ServerInstance->SilentULine(user->server)) && (!user->quietquit))
+ {
+ ServerInstance->SNO->WriteToSnoMask('Q',"Client exiting on server %s: %s (%s) [%s]",
+ user->server.c_str(), user->GetFullRealHost().c_str(), user->GetIPString().c_str(), oper_reason.c_str());
+ }
+ }
+ }
+
+ user_hash::iterator iter = this->clientlist->find(user->nick);
+
+ if (iter != this->clientlist->end())
+ this->clientlist->erase(iter);
+ else
+ ServerInstance->Logs->Log("USERS", LOG_DEFAULT, "ERROR: Nick not found in clientlist, cannot remove: " + user->nick);
+
+ ServerInstance->Users->uuidlist->erase(user->uuid);
}
void UserManager::AddLocalClone(User *user)
{
- clonemap::iterator x = local_clones.find(user->GetIPString());
- if (x != local_clones.end())
- x->second++;
- else
- local_clones[user->GetIPString()] = 1;
+ local_clones[user->GetCIDRMask()]++;
}
void UserManager::AddGlobalClone(User *user)
{
- clonemap::iterator y = global_clones.find(user->GetIPString());
- if (y != global_clones.end())
- y->second++;
- else
- global_clones[user->GetIPString()] = 1;
+ global_clones[user->GetCIDRMask()]++;
}
void UserManager::RemoveCloneCounts(User *user)
{
- clonemap::iterator x = local_clones.find(user->GetIPString());
- if (x != local_clones.end())
+ if (IS_LOCAL(user))
{
- x->second--;
- if (!x->second)
+ clonemap::iterator x = local_clones.find(user->GetCIDRMask());
+ if (x != local_clones.end())
{
- local_clones.erase(x);
+ x->second--;
+ if (!x->second)
+ {
+ local_clones.erase(x);
+ }
}
}
-
- clonemap::iterator y = global_clones.find(user->GetIPString());
+
+ clonemap::iterator y = global_clones.find(user->GetCIDRMask());
if (y != global_clones.end())
{
y->second--;
unsigned long UserManager::GlobalCloneCount(User *user)
{
- clonemap::iterator x = global_clones.find(user->GetIPString());
+ clonemap::iterator x = global_clones.find(user->GetCIDRMask());
if (x != global_clones.end())
return x->second;
else
unsigned long UserManager::LocalCloneCount(User *user)
{
- clonemap::iterator x = local_clones.find(user->GetIPString());
+ clonemap::iterator x = local_clones.find(user->GetCIDRMask());
if (x != local_clones.end())
return x->second;
else
return 0;
}
-/* this function counts all users connected, wether they are registered or NOT. */
-unsigned int UserManager::UserCount()
-{
- /*
- * XXX: Todo:
- * As part of this restructuring, move clientlist/etc fields into usermanager.
- * -- w00t
- */
- return this->clientlist->size();
-}
-
-/* this counts only registered users, so that the percentages in /MAP don't mess up */
-unsigned int UserManager::RegisteredUserCount()
-{
- return this->clientlist->size() - this->UnregisteredUserCount();
-}
-
-/* return how many users are opered */
-unsigned int UserManager::OperCount()
-{
- return this->all_opers.size();
-}
-
-/* return how many users are unregistered */
-unsigned int UserManager::UnregisteredUserCount()
-{
- return this->unregistered_count;
-}
-
-/* return how many local registered users there are */
-unsigned int UserManager::LocalUserCount()
-{
- /* Doesnt count unregistered clients */
- return (this->local_users.size() - this->UnregisteredUserCount());
-}
-
void UserManager::ServerNoticeAll(const char* text, ...)
{
- if (!text)
- return;
+ std::string message;
+ VAFORMAT(message, text, text);
+ message = "NOTICE $" + ServerInstance->Config->ServerName + " :" + message;
- char textbuffer[MAXBUF];
- char formatbuffer[MAXBUF];
- va_list argsPtr;
- va_start (argsPtr, text);
- vsnprintf(textbuffer, MAXBUF, text, argsPtr);
- va_end(argsPtr);
-
- snprintf(formatbuffer,MAXBUF,"NOTICE $%s :%s", ServerInstance->Config->ServerName, textbuffer);
-
- for (std::vector<User*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
+ for (LocalUserList::const_iterator i = local_users.begin(); i != local_users.end(); i++)
{
User* t = *i;
- t->WriteServ(std::string(formatbuffer));
+ t->WriteServ(message);
}
}
-void UserManager::ServerPrivmsgAll(const char* text, ...)
+void UserManager::GarbageCollect()
{
- if (!text)
- return;
-
- char textbuffer[MAXBUF];
- char formatbuffer[MAXBUF];
- va_list argsPtr;
- va_start (argsPtr, text);
- vsnprintf(textbuffer, MAXBUF, text, argsPtr);
- va_end(argsPtr);
-
- snprintf(formatbuffer,MAXBUF,"PRIVMSG $%s :%s", ServerInstance->Config->ServerName, textbuffer);
-
- for (std::vector<User*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
+ // Reset the already_sent IDs so we don't wrap it around and drop a message
+ LocalUser::already_sent_id = 0;
+ for (LocalUserList::const_iterator i = this->local_users.begin(); i != this->local_users.end(); i++)
{
- User* t = *i;
- t->WriteServ(std::string(formatbuffer));
+ (**i).already_sent = 0;
+ (**i).RemoveExpiredInvites();
}
}
-void UserManager::WriteMode(const char* modes, int flags, const char* text, ...)
-{
- char textbuffer[MAXBUF];
- int modelen;
- va_list argsPtr;
-
- if (!text || !modes || !flags)
- {
- ServerInstance->Logs->Log("USERS", DEFAULT,"*** BUG *** WriteMode was given an invalid parameter");
- return;
- }
-
- va_start(argsPtr, text);
- vsnprintf(textbuffer, MAXBUF, text, argsPtr);
- va_end(argsPtr);
- modelen = strlen(modes);
-
- if (flags == WM_AND)
- {
- for (std::vector<User*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
- {
- User* t = *i;
- bool send_to_user = true;
-
- for (int n = 0; n < modelen; n++)
- {
- if (!t->IsModeSet(modes[n]))
- {
- send_to_user = false;
- break;
- }
- }
- if (send_to_user)
- {
- t->WriteServ("NOTICE %s :%s", t->nick, textbuffer);
- }
- }
- }
- else if (flags == WM_OR)
- {
- for (std::vector<User*>::const_iterator i = local_users.begin(); i != local_users.end(); i++)
- {
- User* t = *i;
- bool send_to_user = false;
-
- for (int n = 0; n < modelen; n++)
- {
- if (t->IsModeSet(modes[n]))
- {
- send_to_user = true;
- break;
- }
- }
-
- if (send_to_user)
- {
- t->WriteServ("NOTICE %s :%s", t->nick, textbuffer);
- }
- }
- }
-}
-
-/* return how many users have a given mode e.g. 'a' */
-int UserManager::ModeCount(const char mode)
+/* this returns true when all modules are satisfied that the user should be allowed onto the irc server
+ * (until this returns true, a user will block in the waiting state, waiting to connect up to the
+ * registration timeout maximum seconds)
+ */
+bool UserManager::AllModulesReportReady(LocalUser* user)
{
- ModeHandler* mh = this->ServerInstance->Modes->FindMode(mode, MODETYPE_USER);
-
- if (mh)
- return mh->GetCount();
- else
- return 0;
+ ModResult res;
+ FIRST_MOD_RESULT(OnCheckReady, res, (user));
+ return (res == MOD_RES_PASSTHRU);
}
-
-
-