-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2006-2009 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2006-2007, 2009 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2008 John Brooks <john.brooks@dereferenced.net>
+ * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
+ * Copyright (C) 2008 Oliver Lupton <oliverlupton@gmail.com>
+ * Copyright (C) 2003-2008 Craig Edwards <craigedwards@brainbox.cc>
*
- * InspIRCd: (C) 2002-2008 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ * 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 free but copyrighted software; see
- * the file COPYING for details.
+ * 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: libIRCDusers */
#include "inspircd.h"
#include <stdarg.h>
#include "socketengine.h"
-#include "wildcard.h"
#include "xline.h"
#include "bancache.h"
#include "commands/cmd_whowas.h"
-static unsigned long already_sent[MAX_DESCRIPTORS] = {0};
-
-/* XXX: Used for speeding up WriteCommon operations */
-unsigned long uniq_id = 0;
+already_sent_t LocalUser::already_sent_id = 0;
std::string User::ProcessNoticeMasks(const char *sm)
{
adding = false;
break;
case '*':
- for (unsigned char d = 'A'; d <= 'z'; d++)
+ for (unsigned char d = 'a'; d <= 'z'; d++)
{
- if (ServerInstance->SNO->IsEnabled(d))
+ if (!ServerInstance->SNO->masks[d - 'a'].Description.empty())
{
if ((!IsNoticeMaskSet(d) && adding) || (IsNoticeMaskSet(d) && !adding))
{
output += d;
}
+ oldadding = adding;
+ char u = toupper(d);
+ if ((!IsNoticeMaskSet(u) && adding) || (IsNoticeMaskSet(u) && !adding))
+ {
+ if ((oldadding != adding) || (!output.length()))
+ output += (adding ? '+' : '-');
+
+ this->SetNoticeMask(u, adding);
+
+ output += u;
+ }
+ oldadding = adding;
}
- oldadding = adding;
}
break;
default:
- if ((*c >= 'A') && (*c <= 'z') && (ServerInstance->SNO->IsEnabled(*c)))
+ if (isalpha(*c))
{
if ((!IsNoticeMaskSet(*c) && adding) || (IsNoticeMaskSet(*c) && !adding))
{
this->SetNoticeMask(*c, adding);
output += *c;
+ oldadding = adding;
}
}
- oldadding = adding;
+ else
+ this->WriteNumeric(ERR_UNKNOWNSNOMASK, "%s %c :is unknown snomask char to me", this->nick.c_str(), *c);
+
break;
}
- *c++;
+ c++;
+ }
+
+ std::string s = this->FormatNoticeMasks();
+ if (s.length() == 0)
+ {
+ this->modes[UM_SNOMASK] = false;
}
return output;
}
-void User::StartDNSLookup()
+void LocalUser::StartDNSLookup()
{
try
{
- bool cached;
+ bool cached = false;
const char* sip = this->GetIPString();
+ UserResolver *res_reverse;
- /* Special case for 4in6 (Have i mentioned i HATE 4in6?) */
- if (!strncmp(sip, "0::ffff:", 8))
- res_reverse = new UserResolver(this->ServerInstance, this, sip + 8, DNS_QUERY_PTR4, cached);
- else
- res_reverse = new UserResolver(this->ServerInstance, this, sip, this->GetProtocolFamily() == AF_INET ? DNS_QUERY_PTR4 : DNS_QUERY_PTR6, cached);
+ QueryType resolvtype = this->client_sa.sa.sa_family == AF_INET6 ? DNS_QUERY_PTR6 : DNS_QUERY_PTR4;
+ res_reverse = new UserResolver(this, sip, resolvtype, cached);
- this->ServerInstance->AddResolver(res_reverse, cached);
+ ServerInstance->AddResolver(res_reverse, cached);
}
catch (CoreException& e)
{
ServerInstance->Logs->Log("USERS", DEBUG,"Error in resolver: %s",e.GetReason());
+ dns_done = true;
+ ServerInstance->stats->statsDnsBad++;
}
}
bool User::IsNoticeMaskSet(unsigned char sm)
{
+ if (!isalpha(sm))
+ return false;
return (snomasks[sm-65]);
}
void User::SetNoticeMask(unsigned char sm, bool value)
{
+ if (!isalpha(sm))
+ return;
snomasks[sm-65] = value;
}
return data;
}
-
-
bool User::IsModeSet(unsigned char m)
{
+ if (!isalpha(m))
+ return false;
return (modes[m-65]);
}
void User::SetMode(unsigned char m, bool value)
{
+ if (!isalpha(m))
+ return;
modes[m-65] = value;
}
-const char* User::FormatModes()
+const char* User::FormatModes(bool showparameters)
{
static char data[MAXBUF];
+ std::string params;
int offset = 0;
- for (int n = 0; n < 64; n++)
- {
- if (modes[n])
- data[offset++] = n+65;
- }
- data[offset] = 0;
- return data;
-}
-void User::DecrementModes()
-{
- ServerInstance->Logs->Log("USERS", DEBUG, "DecrementModes()");
- for (unsigned char n = 'A'; n <= 'z'; n++)
+ for (unsigned char n = 0; n < 64; n++)
{
- if (modes[n-65])
+ if (modes[n])
{
- ServerInstance->Logs->Log("USERS", DEBUG,"DecrementModes() found mode %c", n);
- ModeHandler* mh = ServerInstance->Modes->FindMode(n, MODETYPE_USER);
- if (mh)
+ data[offset++] = n + 65;
+ ModeHandler* mh = ServerInstance->Modes->FindMode(n + 65, MODETYPE_USER);
+ if (showparameters && mh && mh->GetNumParams(true))
{
- ServerInstance->Logs->Log("USERS", DEBUG,"Found handler %c and call ChangeCount", n);
- mh->ChangeCount(-1);
+ std::string p = mh->GetUserParameter(this);
+ if (p.length())
+ params.append(" ").append(p);
}
}
}
+ data[offset] = 0;
+ strlcat(data, params.c_str(), MAXBUF);
+ return data;
}
-User::User(InspIRCd* Instance, const std::string &uid) : ServerInstance(Instance)
-{
- *password = *nick = *ident = *host = *dhost = *fullname = *awaymsg = *oper = *uuid = 0;
- server = (char*)Instance->FindServerNamePtr(Instance->Config->ServerName);
- reset_due = ServerInstance->Time();
- age = ServerInstance->Time(true);
- Penalty = 0;
- lines_in = lastping = signon = idle_lastmsg = nping = registered = 0;
- ChannelCount = timeout = bytes_in = bytes_out = cmds_in = cmds_out = 0;
- quietquit = OverPenalty = ExemptFromPenalty = quitting = exempt = haspassed = dns_done = false;
- fd = -1;
- recvq.clear();
- sendq.clear();
- WriteError.clear();
- res_forward = res_reverse = NULL;
- Visibility = NULL;
- ip = NULL;
- MyClass = NULL;
- AllowedOperCommands = NULL;
- chans.clear();
- invites.clear();
- memset(modes,0,sizeof(modes));
- memset(snomasks,0,sizeof(snomasks));
- /* Invalidate cache */
- cached_fullhost = cached_hostip = cached_makehost = cached_fullrealhost = NULL;
-
- if (uid.empty())
- strlcpy(uuid, Instance->GetUID().c_str(), UUID_LENGTH);
- else
- strlcpy(uuid, uid.c_str(), UUID_LENGTH);
+User::User(const std::string &uid, const std::string& sid, int type)
+ : uuid(uid), server(sid), usertype(type)
+{
+ age = ServerInstance->Time();
+ signon = idle_lastmsg = 0;
+ registered = 0;
+ quietquit = quitting = exempt = dns_done = false;
+ quitting_sendq = false;
+ client_sa.sa.sa_family = AF_UNSPEC;
- ServerInstance->Logs->Log("USERS", DEBUG,"New UUID for user: %s (%s)", uuid, uid.empty() ? "allocated new" : "used remote");
+ ServerInstance->Logs->Log("USERS", DEBUG, "New UUID for user: %s", uuid.c_str());
- user_hash::iterator finduuid = Instance->Users->uuidlist->find(uuid);
- if (finduuid == Instance->Users->uuidlist->end())
- (*Instance->Users->uuidlist)[uuid] = this;
+ user_hash::iterator finduuid = ServerInstance->Users->uuidlist->find(uuid);
+ if (finduuid == ServerInstance->Users->uuidlist->end())
+ (*ServerInstance->Users->uuidlist)[uuid] = this;
else
throw CoreException("Duplicate UUID "+std::string(uuid)+" in User constructor");
}
-User::~User()
+LocalUser::LocalUser(int myfd, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* servaddr)
+ : User(ServerInstance->GetUID(), ServerInstance->Config->ServerName, USERTYPE_LOCAL), eh(this),
+ localuseriter(ServerInstance->Users->local_users.end()),
+ bytes_in(0), bytes_out(0), cmds_in(0), cmds_out(0), nping(0), CommandFloodPenalty(0),
+ already_sent(0)
{
- /* NULL for remote users :) */
- if (this->MyClass)
- {
- this->MyClass->RefCount--;
- ServerInstance->Logs->Log("USERS", DEBUG, "User destructor -- connect refcount now: %u", this->MyClass->RefCount);
- }
- if (this->AllowedOperCommands)
- {
- delete AllowedOperCommands;
- AllowedOperCommands = NULL;
- }
-
- this->InvalidateCache();
- this->DecrementModes();
-
- if (ip)
- {
- ServerInstance->Users->RemoveCloneCounts(this);
-
- if (this->GetProtocolFamily() == AF_INET)
- {
- delete (sockaddr_in*)ip;
- }
-#ifdef SUPPORT_IP6LINKS
- else
- {
- delete (sockaddr_in6*)ip;
- }
-#endif
- }
+ ident = "unknown";
+ lastping = 0;
+ eh.SetFd(myfd);
+ memcpy(&client_sa, client, sizeof(irc::sockets::sockaddrs));
+ memcpy(&server_sa, servaddr, sizeof(irc::sockets::sockaddrs));
+ dhost = host = GetIPString();
+}
- ServerInstance->Users->uuidlist->erase(uuid);
+User::~User()
+{
+ if (ServerInstance->Users->uuidlist->find(uuid) != ServerInstance->Users->uuidlist->end())
+ ServerInstance->Logs->Log("USERS", DEFAULT, "User destructor for %s called without cull", uuid.c_str());
}
-char* User::MakeHost()
+const std::string& User::MakeHost()
{
- if (this->cached_makehost)
+ if (!this->cached_makehost.empty())
return this->cached_makehost;
char nhost[MAXBUF];
/* This is much faster than snprintf */
char* t = nhost;
- for(char* n = ident; *n; n++)
+ for(const char* n = ident.c_str(); *n; n++)
*t++ = *n;
*t++ = '@';
- for(char* n = host; *n; n++)
+ for(const char* n = host.c_str(); *n; n++)
*t++ = *n;
*t = 0;
- this->cached_makehost = strdup(nhost);
+ this->cached_makehost.assign(nhost);
return this->cached_makehost;
}
-char* User::MakeHostIP()
+const std::string& User::MakeHostIP()
{
- if (this->cached_hostip)
+ if (!this->cached_hostip.empty())
return this->cached_hostip;
char ihost[MAXBUF];
/* This is much faster than snprintf */
char* t = ihost;
- for(char* n = ident; *n; n++)
+ for(const char* n = ident.c_str(); *n; n++)
*t++ = *n;
*t++ = '@';
for(const char* n = this->GetIPString(); *n; n++)
*t++ = *n;
*t = 0;
- this->cached_hostip = strdup(ihost);
+ this->cached_hostip = ihost;
return this->cached_hostip;
}
-void User::CloseSocket()
-{
- ServerInstance->SE->Shutdown(this, 2);
- ServerInstance->SE->Close(this);
-}
-
-char* User::GetFullHost()
+const std::string& User::GetFullHost()
{
- if (this->cached_fullhost)
+ if (!this->cached_fullhost.empty())
return this->cached_fullhost;
char result[MAXBUF];
char* t = result;
- for(char* n = nick; *n; n++)
+ for(const char* n = nick.c_str(); *n; n++)
*t++ = *n;
*t++ = '!';
- for(char* n = ident; *n; n++)
+ for(const char* n = ident.c_str(); *n; n++)
*t++ = *n;
*t++ = '@';
- for(char* n = dhost; *n; n++)
+ for(const char* n = dhost.c_str(); *n; n++)
*t++ = *n;
*t = 0;
- this->cached_fullhost = strdup(result);
+ this->cached_fullhost = result;
return this->cached_fullhost;
}
char* t = nresult;
*t++ = '*'; *t++ = '!';
*t++ = '*'; *t++ = '@';
- for(char* n = dhost; *n; n++)
+ for(const char* n = dhost.c_str(); *n; n++)
*t++ = *n;
*t = 0;
return nresult;
}
-int User::ReadData(void* buffer, size_t size)
-{
- if (IS_LOCAL(this))
- {
-#ifndef WIN32
- return read(this->fd, buffer, size);
-#else
- return recv(this->fd, (char*)buffer, size, 0);
-#endif
- }
- else
- return 0;
-}
-
-
-char* User::GetFullRealHost()
+const std::string& User::GetFullRealHost()
{
- if (this->cached_fullrealhost)
+ if (!this->cached_fullrealhost.empty())
return this->cached_fullrealhost;
char fresult[MAXBUF];
char* t = fresult;
- for(char* n = nick; *n; n++)
+ for(const char* n = nick.c_str(); *n; n++)
*t++ = *n;
*t++ = '!';
- for(char* n = ident; *n; n++)
+ for(const char* n = ident.c_str(); *n; n++)
*t++ = *n;
*t++ = '@';
- for(char* n = host; *n; n++)
+ for(const char* n = host.c_str(); *n; n++)
*t++ = *n;
*t = 0;
- this->cached_fullrealhost = strdup(fresult);
+ this->cached_fullrealhost = fresult;
return this->cached_fullrealhost;
}
-bool User::IsInvited(const irc::string &channel)
+bool LocalUser::IsInvited(const irc::string &channel)
{
- time_t now = time(NULL);
- InvitedList::iterator safei;
- for (InvitedList::iterator i = invites.begin(); i != invites.end(); ++i)
- {
- if (channel == i->first)
- {
- if (i->second != 0 && now > i->second)
- {
- /* Expired invite, remove it. */
- safei = i;
- --i;
- invites.erase(safei);
- continue;
- }
- return true;
- }
- }
- return false;
+ Channel* chan = ServerInstance->FindChan(channel.c_str());
+ if (!chan)
+ return false;
+
+ return (Invitation::Find(chan, this) != NULL);
}
-InvitedList* User::GetInviteList()
+InviteList& LocalUser::GetInviteList()
{
- time_t now = time(NULL);
- /* Weed out expired invites here. */
- InvitedList::iterator safei;
- for (InvitedList::iterator i = invites.begin(); i != invites.end(); ++i)
- {
- if (i->second != 0 && now > i->second)
- {
- /* Expired invite, remove it. */
- safei = i;
- --i;
- invites.erase(safei);
- }
- }
- return &invites;
+ RemoveExpiredInvites();
+ return invites;
+}
+
+void LocalUser::InviteTo(const irc::string &channel, time_t invtimeout)
+{
+ Channel* chan = ServerInstance->FindChan(channel.c_str());
+ if (chan)
+ Invitation::Create(chan, this, invtimeout);
}
-void User::InviteTo(const irc::string &channel, time_t invtimeout)
+void LocalUser::RemoveInvite(const irc::string &channel)
{
- time_t now = time(NULL);
- if (invtimeout != 0 && now > invtimeout) return; /* Don't add invites that are expired from the get-go. */
- for (InvitedList::iterator i = invites.begin(); i != invites.end(); ++i)
+ Channel* chan = ServerInstance->FindChan(channel.c_str());
+ if (chan)
{
- if (channel == i->first)
+ Invitation* inv = Invitation::Find(chan, this);
+ if (inv)
{
- if (i->second != 0 && invtimeout > i->second)
- {
- i->second = invtimeout;
- }
+ inv->cull();
+ delete inv;
}
}
- invites.push_back(std::make_pair(channel, invtimeout));
}
-void User::RemoveInvite(const irc::string &channel)
+void LocalUser::RemoveExpiredInvites()
{
- for (InvitedList::iterator i = invites.begin(); i != invites.end(); i++)
- {
- if (channel == i->first)
- {
- invites.erase(i);
- return;
- }
- }
+ Invitation::Find(NULL, this);
}
-bool User::HasPermission(const std::string &command)
+bool User::HasModePermission(unsigned char, ModeType)
{
- /*
- * users on remote servers can completely bypass all permissions based checks.
- * This prevents desyncs when one server has different type/class tags to another.
- * That having been said, this does open things up to the possibility of source changes
- * allowing remote kills, etc - but if they have access to the src, they most likely have
- * access to the conf - so it's an end to a means either way.
- */
- if (!IS_LOCAL(this))
- return true;
+ return true;
+}
+
+bool LocalUser::HasModePermission(unsigned char mode, ModeType type)
+{
+ if (!IS_OPER(this))
+ return false;
+
+ if (mode < 'A' || mode > ('A' + 64)) return false;
+
+ return ((type == MODETYPE_USER ? oper->AllowedUserModes : oper->AllowedChanModes))[(mode - 'A')];
+
+}
+/*
+ * users on remote servers can completely bypass all permissions based checks.
+ * This prevents desyncs when one server has different type/class tags to another.
+ * That having been said, this does open things up to the possibility of source changes
+ * allowing remote kills, etc - but if they have access to the src, they most likely have
+ * access to the conf - so it's an end to a means either way.
+ */
+bool User::HasPermission(const std::string&)
+{
+ return true;
+}
+bool LocalUser::HasPermission(const std::string &command)
+{
// are they even an oper at all?
if (!IS_OPER(this))
{
return false;
}
- if (!AllowedOperCommands)
- return false;
-
- if (AllowedOperCommands->find(command) != AllowedOperCommands->end())
+ if (oper->AllowedOperCommands.find(command) != oper->AllowedOperCommands.end())
return true;
- else if (AllowedOperCommands->find("*") != AllowedOperCommands->end())
+ else if (oper->AllowedOperCommands.find("*") != oper->AllowedOperCommands.end())
return true;
return false;
}
-/** NOTE: We cannot pass a const reference to this method.
- * The string is changed by the workings of the method,
- * so that if we pass const ref, we end up copying it to
- * something we can change anyway. Makes sense to just let
- * the compiler do that copy for us.
- */
-bool User::AddBuffer(std::string a)
+bool User::HasPrivPermission(const std::string &privstr, bool noisy)
{
- try
- {
- std::string::size_type i = a.rfind('\r');
-
- while (i != std::string::npos)
- {
- a.erase(i, 1);
- i = a.rfind('\r');
- }
-
- if (a.length())
- recvq.append(a);
+ return true;
+}
- if (this->MyClass && (recvq.length() > this->MyClass->GetRecvqMax()))
- {
- this->SetWriteError("RecvQ exceeded");
- ServerInstance->SNO->WriteToSnoMask('A', "User %s RecvQ of %d exceeds connect class maximum of %d",this->nick,recvq.length(),this->MyClass->GetRecvqMax());
- return false;
- }
+bool LocalUser::HasPrivPermission(const std::string &privstr, bool noisy)
+{
+ if (!IS_OPER(this))
+ {
+ if (noisy)
+ this->WriteServ("NOTICE %s :You are not an oper", this->nick.c_str());
+ return false;
+ }
+ if (oper->AllowedPrivs.find(privstr) != oper->AllowedPrivs.end())
+ {
return true;
}
-
- catch (...)
+ else if (oper->AllowedPrivs.find("*") != oper->AllowedPrivs.end())
{
- ServerInstance->Logs->Log("USERS", DEBUG,"Exception in User::AddBuffer()");
- return false;
+ return true;
}
-}
-bool User::BufferIsReady()
-{
- return (recvq.find('\n') != std::string::npos);
+ if (noisy)
+ this->WriteServ("NOTICE %s :Oper type %s does not have access to priv %s", this->nick.c_str(), oper->NameStr(), privstr.c_str());
+ return false;
}
-void User::ClearBuffer()
+void UserIOHandler::OnDataReady()
{
- recvq.clear();
-}
+ if (user->quitting)
+ return;
-std::string User::GetBuffer()
-{
- try
+ if (recvq.length() > user->MyClass->GetRecvqMax() && !user->HasPrivPermission("users/flood/increased-buffers"))
{
- if (recvq.empty())
- return "";
-
- /* Strip any leading \r or \n off the string.
- * Usually there are only one or two of these,
- * so its is computationally cheap to do.
- */
- std::string::iterator t = recvq.begin();
- while (t != recvq.end() && (*t == '\r' || *t == '\n'))
- {
- recvq.erase(t);
- t = recvq.begin();
- }
+ ServerInstance->Users->QuitUser(user, "RecvQ exceeded");
+ ServerInstance->SNO->WriteToSnoMask('a', "User %s RecvQ of %lu exceeds connect class maximum of %lu",
+ user->nick.c_str(), (unsigned long)recvq.length(), user->MyClass->GetRecvqMax());
+ return;
+ }
+ unsigned long sendqmax = ULONG_MAX;
+ if (!user->HasPrivPermission("users/flood/increased-buffers"))
+ sendqmax = user->MyClass->GetSendqSoftMax();
+ unsigned long penaltymax = ULONG_MAX;
+ if (!user->HasPrivPermission("users/flood/no-fakelag"))
+ penaltymax = user->MyClass->GetPenaltyThreshold() * 1000;
- for (std::string::iterator x = recvq.begin(); x != recvq.end(); x++)
+ while (user->CommandFloodPenalty < penaltymax && getSendQSize() < sendqmax)
+ {
+ std::string line;
+ line.reserve(MAXBUF);
+ std::string::size_type qpos = 0;
+ while (qpos < recvq.length())
{
- /* Find the first complete line, return it as the
- * result, and leave the recvq as whats left
- */
- if (*x == '\n')
+ char c = recvq[qpos++];
+ switch (c)
{
- std::string ret = std::string(recvq.begin(), x);
- recvq.erase(recvq.begin(), x + 1);
- return ret;
+ case '\0':
+ c = ' ';
+ break;
+ case '\r':
+ continue;
+ case '\n':
+ goto eol_found;
}
+ if (line.length() < MAXBUF - 2)
+ line.push_back(c);
}
- return "";
- }
+ // if we got here, the recvq ran out before we found a newline
+ return;
+eol_found:
+ // just found a newline. Terminate the string, and pull it out of recvq
+ recvq = recvq.substr(qpos);
- catch (...)
- {
- ServerInstance->Logs->Log("USERS", DEBUG,"Exception in User::GetBuffer()");
- return "";
+ // TODO should this be moved to when it was inserted in recvq?
+ ServerInstance->stats->statsRecv += qpos;
+ user->bytes_in += qpos;
+ user->cmds_in++;
+
+ ServerInstance->Parser->ProcessBuffer(line, user);
+ if (user->quitting)
+ return;
}
+ if (user->CommandFloodPenalty >= penaltymax && !user->MyClass->fakelag)
+ ServerInstance->Users->QuitUser(user, "Excess Flood");
}
-void User::AddWriteBuf(const std::string &data)
+void UserIOHandler::AddWriteBuf(const std::string &data)
{
- if (*this->GetWriteError())
+ if (user->quitting_sendq)
return;
-
- if (this->MyClass && (sendq.length() + data.length() > this->MyClass->GetSendqMax()))
+ if (!user->quitting && getSendQSize() + data.length() > user->MyClass->GetSendqHardMax() &&
+ !user->HasPrivPermission("users/flood/increased-buffers"))
{
- /*
- * Fix by brain - Set the error text BEFORE calling, because
- * if we dont it'll recursively call here over and over again trying
- * to repeatedly add the text to the sendq!
- */
- this->SetWriteError("SendQ exceeded");
- ServerInstance->SNO->WriteToSnoMask('A', "User %s SendQ of %d exceeds connect class maximum of %d",this->nick,sendq.length() + data.length(),this->MyClass->GetSendqMax());
+ user->quitting_sendq = true;
+ ServerInstance->GlobalCulls.AddSQItem(user);
return;
}
- if (data.length() > MAXBUF - 2) /* MAXBUF has a value of 514, to account for line terminators */
- sendq.append(data.substr(0,MAXBUF - 4)).append("\r\n"); /* MAXBUF-4 = 510 */
- else
- sendq.append(data);
+ // We still want to append data to the sendq of a quitting user,
+ // e.g. their ERROR message that says 'closing link'
+
+ WriteData(data);
}
-// send AS MUCH OF THE USERS SENDQ as we are able to (might not be all of it)
-void User::FlushWriteBuf()
+void UserIOHandler::OnError(BufferedSocketError)
{
- try
- {
- if ((this->fd == FD_MAGIC_NUMBER) || (*this->GetWriteError()))
- {
- sendq.clear();
- }
- if ((sendq.length()) && (this->fd != FD_MAGIC_NUMBER))
- {
- int old_sendq_length = sendq.length();
- int n_sent = ServerInstance->SE->Send(this, this->sendq.data(), this->sendq.length(), 0);
+ ServerInstance->Users->QuitUser(user, getError());
+}
- if (n_sent == -1)
- {
- if (errno == EAGAIN)
- {
- /* The socket buffer is full. This isnt fatal,
- * try again later.
- */
- this->ServerInstance->SE->WantWrite(this);
- }
- else
- {
- /* Fatal error, set write error and bail
- */
- this->SetWriteError(errno ? strerror(errno) : "EOF from client");
- return;
- }
- }
- else
- {
- /* advance the queue */
- if (n_sent)
- this->sendq = this->sendq.substr(n_sent);
- /* update the user's stats counters */
- this->bytes_out += n_sent;
- this->cmds_out++;
- if (n_sent != old_sendq_length)
- this->ServerInstance->SE->WantWrite(this);
- }
- }
- }
+CullResult User::cull()
+{
+ if (!quitting)
+ ServerInstance->Users->QuitUser(this, "Culled without QuitUser");
+ PurgeEmptyChannels();
- catch (...)
- {
- ServerInstance->Logs->Log("USERS", DEBUG,"Exception in User::FlushWriteBuf()");
- }
+ if (client_sa.sa.sa_family != AF_UNSPEC)
+ ServerInstance->Users->RemoveCloneCounts(this);
+
+ return Extensible::cull();
+}
- if (this->sendq.empty())
+CullResult LocalUser::cull()
+{
+ // The iterator is initialized to local_users.end() in the constructor. It is
+ // overwritten in UserManager::AddUser() with the real iterator so this check
+ // is only a precaution currently.
+ if (localuseriter != ServerInstance->Users->local_users.end())
{
- FOREACH_MOD(I_OnBufferFlushed,OnBufferFlushed(this));
+ ServerInstance->Users->local_count--;
+ ServerInstance->Users->local_users.erase(localuseriter);
}
+ else
+ ServerInstance->Logs->Log("USERS", DEFAULT, "ERROR: LocalUserIter does not point to a valid entry for " + this->nick);
+
+ ClearInvites();
+ eh.cull();
+ return User::cull();
}
-void User::SetWriteError(const std::string &error)
+CullResult FakeUser::cull()
{
- // don't try to set the error twice, its already set take the first string.
- if (this->WriteError.empty())
- this->WriteError = error;
+ // Fake users don't quit, they just get culled.
+ quitting = true;
+ ServerInstance->Users->clientlist->erase(nick);
+ ServerInstance->Users->uuidlist->erase(uuid);
+ return User::cull();
}
-const char* User::GetWriteError()
+void User::Oper(OperInfo* info)
{
- return this->WriteError.c_str();
+ if (this->IsModeSet('o'))
+ this->UnOper();
+
+ this->modes[UM_OPERATOR] = 1;
+ this->oper = info;
+ this->WriteServ("MODE %s :+o", this->nick.c_str());
+ FOREACH_MOD(I_OnOper, OnOper(this, info->name));
+
+ std::string opername;
+ if (info->oper_block)
+ opername = info->oper_block->getString("name");
+
+ if (IS_LOCAL(this))
+ {
+ LocalUser* l = IS_LOCAL(this);
+ std::string vhost = oper->getConfig("vhost");
+ if (!vhost.empty())
+ l->ChangeDisplayedHost(vhost.c_str());
+ std::string opClass = oper->getConfig("class");
+ if (!opClass.empty())
+ l->SetClass(opClass);
+ }
+
+ ServerInstance->SNO->WriteToSnoMask('o',"%s (%s@%s) is now an IRC operator of type %s (using oper '%s')",
+ nick.c_str(), ident.c_str(), host.c_str(), oper->NameStr(), opername.c_str());
+ this->WriteNumeric(381, "%s :You are now %s %s", nick.c_str(), strchr("aeiouAEIOU", oper->name[0]) ? "an" : "a", oper->NameStr());
+
+ ServerInstance->Logs->Log("OPER", DEFAULT, "%s opered as type: %s", GetFullRealHost().c_str(), oper->NameStr());
+ ServerInstance->Users->all_opers.push_back(this);
+
+ // Expand permissions from config for faster lookup
+ if (IS_LOCAL(this))
+ oper->init();
+
+ FOREACH_MOD(I_OnPostOper,OnPostOper(this, oper->name, opername));
}
-void User::Oper(const std::string &opertype, const std::string &opername)
+void OperInfo::init()
{
- char* mycmd;
- char* savept;
- char* savept2;
+ AllowedOperCommands.clear();
+ AllowedPrivs.clear();
+ AllowedUserModes.reset();
+ AllowedChanModes.reset();
+ AllowedUserModes['o' - 'A'] = true; // Call me paranoid if you want.
- try
+ for(std::vector<reference<ConfigTag> >::iterator iter = class_blocks.begin(); iter != class_blocks.end(); ++iter)
{
- this->modes[UM_OPERATOR] = 1;
- this->WriteServ("MODE %s :+o", this->nick);
- FOREACH_MOD(I_OnOper, OnOper(this, opertype));
- ServerInstance->Logs->Log("OPER", DEFAULT, "%s!%s@%s opered as type: %s", this->nick, this->ident, this->host, opertype.c_str());
- strlcpy(this->oper, opertype.c_str(), NICKMAX - 1);
- ServerInstance->Users->all_opers.push_back(this);
-
- opertype_t::iterator iter_opertype = ServerInstance->Config->opertypes.find(this->oper);
- if (iter_opertype != ServerInstance->Config->opertypes.end())
+ ConfigTag* tag = *iter;
+ std::string mycmd, mypriv;
+ /* Process commands */
+ irc::spacesepstream CommandList(tag->getString("commands"));
+ while (CommandList.GetToken(mycmd))
{
+ AllowedOperCommands.insert(mycmd);
+ }
- if (AllowedOperCommands)
- AllowedOperCommands->clear();
- else
- AllowedOperCommands = new std::map<std::string, bool>;
+ irc::spacesepstream PrivList(tag->getString("privs"));
+ while (PrivList.GetToken(mypriv))
+ {
+ AllowedPrivs.insert(mypriv);
+ }
- char* Classes = strdup(iter_opertype->second);
- char* myclass = strtok_r(Classes," ",&savept);
- while (myclass)
+ std::string modes = tag->getString("usermodes");
+ for (std::string::const_iterator c = modes.begin(); c != modes.end(); ++c)
+ {
+ if (*c == '*')
{
- operclass_t::iterator iter_operclass = ServerInstance->Config->operclass.find(myclass);
- if (iter_operclass != ServerInstance->Config->operclass.end())
- {
- char* CommandList = strdup(iter_operclass->second);
- mycmd = strtok_r(CommandList," ",&savept2);
- while (mycmd)
- {
- this->AllowedOperCommands->insert(std::make_pair(mycmd, true));
- mycmd = strtok_r(NULL," ",&savept2);
- }
- free(CommandList);
- }
- myclass = strtok_r(NULL," ",&savept);
+ this->AllowedUserModes.set();
+ }
+ else if (*c >= 'A' && *c <= 'z')
+ {
+ this->AllowedUserModes[*c - 'A'] = true;
}
- free(Classes);
}
- FOREACH_MOD(I_OnPostOper,OnPostOper(this, opertype, opername));
- }
-
- catch (...)
- {
- ServerInstance->Log(DEBUG,"Exception in User::Oper()");
+ modes = tag->getString("chanmodes");
+ for (std::string::const_iterator c = modes.begin(); c != modes.end(); ++c)
+ {
+ if (*c == '*')
+ {
+ this->AllowedChanModes.set();
+ }
+ else if (*c >= 'A' && *c <= 'z')
+ {
+ this->AllowedChanModes[*c - 'A'] = true;
+ }
+ }
}
}
void User::UnOper()
{
- if (IS_OPER(this))
+ if (!IS_OPER(this))
+ return;
+
+ /*
+ * unset their oper type (what IS_OPER checks).
+ * note, order is important - this must come before modes as -o attempts
+ * to call UnOper. -- w00t
+ */
+ oper = NULL;
+
+
+ /* Remove all oper only modes from the user when the deoper - Bug #466*/
+ std::string moderemove("-");
+
+ for (unsigned char letter = 'A'; letter <= 'z'; letter++)
{
- // unset their oper type (what IS_OPER checks), and remove +o
- *this->oper = 0;
- this->modes[UM_OPERATOR] = 0;
-
- // remove the user from the oper list. Will remove multiple entries as a safeguard against bug #404
- ServerInstance->Users->all_opers.remove(this);
-
- if (AllowedOperCommands)
- {
- delete AllowedOperCommands;
- AllowedOperCommands = NULL;
- }
+ ModeHandler* mh = ServerInstance->Modes->FindMode(letter, MODETYPE_USER);
+ if (mh && mh->NeedsOper())
+ moderemove += letter;
}
-}
-void User::QuitUser(InspIRCd* Instance, User *user, const std::string &quitreason, const char* operreason)
-{
- Instance->Logs->Log("USERS", DEBUG,"QuitUser: %s '%s'", user->nick, quitreason.c_str());
- user->Write("ERROR :Closing link (%s@%s) [%s]", user->ident, user->host, *operreason ? operreason : quitreason.c_str());
- user->quietquit = false;
- user->quitmsg = quitreason;
- if (!*operreason)
- user->operquitmsg = quitreason;
- else
- user->operquitmsg = operreason;
+ std::vector<std::string> parameters;
+ parameters.push_back(this->nick);
+ parameters.push_back(moderemove);
+
+ ServerInstance->Parser->CallHandler("MODE", parameters, this);
- Instance->GlobalCulls.AddItem(user);
+ /* remove the user from the oper list. Will remove multiple entries as a safeguard against bug #404 */
+ ServerInstance->Users->all_opers.remove(this);
+
+ this->modes[UM_OPERATOR] = 0;
}
/* adds or updates an entry in the whowas list */
void User::AddToWhoWas()
{
- Command* whowas_command = ServerInstance->Parser->GetHandler("WHOWAS");
- if (whowas_command)
+ Module* whowas = ServerInstance->Modules->Find("cmd_whowas.so");
+ if (whowas)
{
- std::deque<classbase*> params;
- params.push_back(this);
- whowas_command->HandleInternal(WHOWAS_ADD, params);
+ WhowasRequest req(NULL, whowas, WhowasRequest::WHOWAS_ADD);
+ req.user = this;
+ req.Send();
}
}
/*
* Check class restrictions
*/
-void User::CheckClass()
+void LocalUser::CheckClass()
{
ConnectClass* a = this->MyClass;
- if ((!a) || (a->GetType() == CC_DENY))
+ if (!a)
+ {
+ ServerInstance->Users->QuitUser(this, "Access denied by configuration");
+ return;
+ }
+ else if (a->type == CC_DENY)
{
- User::QuitUser(ServerInstance, this, "Unauthorised connection");
+ ServerInstance->Users->QuitUser(this, a->config->getString("reason", "Unauthorised connection"));
return;
}
else if ((a->GetMaxLocal()) && (ServerInstance->Users->LocalCloneCount(this) > a->GetMaxLocal()))
{
- User::QuitUser(ServerInstance, this, "No more connections allowed from your host via this connect class (local)");
- ServerInstance->SNO->WriteToSnoMask('A', "WARNING: maximum LOCAL connections (%ld) exceeded for IP %s", a->GetMaxLocal(), this->GetIPString());
+ ServerInstance->Users->QuitUser(this, "No more connections allowed from your host via this connect class (local)");
+ if (a->maxconnwarn)
+ ServerInstance->SNO->WriteToSnoMask('a', "WARNING: maximum LOCAL connections (%ld) exceeded for IP %s", a->GetMaxLocal(), this->GetIPString());
return;
}
else if ((a->GetMaxGlobal()) && (ServerInstance->Users->GlobalCloneCount(this) > a->GetMaxGlobal()))
{
- User::QuitUser(ServerInstance, this, "No more connections allowed from your host via this connect class (global)");
- ServerInstance->SNO->WriteToSnoMask('A', "WARNING: maximum GLOBAL connections (%ld) exceeded for IP %s", a->GetMaxGlobal(), this->GetIPString());
+ ServerInstance->Users->QuitUser(this, "No more connections allowed from your host via this connect class (global)");
+ if (a->maxconnwarn)
+ ServerInstance->SNO->WriteToSnoMask('a', "WARNING: maximum GLOBAL connections (%ld) exceeded for IP %s", a->GetMaxGlobal(), this->GetIPString());
return;
}
this->nping = ServerInstance->Time() + a->GetPingTime() + ServerInstance->Config->dns_timeout;
- this->timeout = ServerInstance->Time() + a->GetRegTimeout();
- this->MaxChans = a->GetMaxChans();
}
-void User::FullConnect()
+bool User::CheckLines(bool doZline)
+{
+ const char* check[] = { "G" , "K", (doZline) ? "Z" : NULL, NULL };
+
+ if (!this->exempt)
+ {
+ for (int n = 0; check[n]; ++n)
+ {
+ XLine *r = ServerInstance->XLines->MatchesLine(check[n], this);
+
+ if (r)
+ {
+ r->Apply(this);
+ return true;
+ }
+ }
+ }
+
+ return false;
+}
+
+void LocalUser::FullConnect()
{
ServerInstance->stats->statsConnects++;
this->idle_lastmsg = ServerInstance->Time();
* may put the user into a totally seperate class with different restrictions! so we *must* check again.
* Don't remove this! -- w00t
*/
- this->SetClass();
-
- /* Check the password, if one is required by the user's connect class.
- * This CANNOT be in CheckClass(), because that is called prior to PASS as well!
- */
- if (this->MyClass && !this->MyClass->GetPass().empty() && !this->haspassed)
- {
- User::QuitUser(ServerInstance, this, "Invalid password");
+ MyClass = NULL;
+ SetClass();
+ CheckClass();
+ CheckLines();
+
+ if (quitting)
return;
- }
-
- if (!this->exempt)
- {
- GLine *r = (GLine *)ServerInstance->XLines->MatchesLine("G", this);
- if (r)
- {
- r->Apply(this);
- return;
- }
-
- KLine *n = (KLine *)ServerInstance->XLines->MatchesLine("K", this);
-
- if (n)
- {
- n->Apply(this);
- return;
- }
- }
+ if (ServerInstance->Config->WelcomeNotice)
+ this->WriteServ("NOTICE Auth :Welcome to \002%s\002!",ServerInstance->Config->Network.c_str());
+ this->WriteNumeric(RPL_WELCOME, "%s :Welcome to the %s IRC Network %s",this->nick.c_str(), ServerInstance->Config->Network.c_str(), GetFullRealHost().c_str());
+ this->WriteNumeric(RPL_YOURHOSTIS, "%s :Your host is %s, running version %s",this->nick.c_str(),ServerInstance->Config->ServerName.c_str(),BRANCH);
+ this->WriteNumeric(RPL_SERVERCREATED, "%s :This server was created %s %s", this->nick.c_str(), __TIME__, __DATE__);
- this->WriteServ("NOTICE Auth :Welcome to \002%s\002!",ServerInstance->Config->Network);
- this->WriteServ("001 %s :Welcome to the %s IRC Network %s!%s@%s",this->nick, ServerInstance->Config->Network, this->nick, this->ident, this->host);
- this->WriteServ("002 %s :Your host is %s, running version %s",this->nick,ServerInstance->Config->ServerName,VERSION);
- this->WriteServ("003 %s :This server was created %s %s", this->nick, __TIME__, __DATE__);
- this->WriteServ("004 %s %s %s %s %s %s", this->nick, ServerInstance->Config->ServerName, VERSION, ServerInstance->Modes->UserModeList().c_str(), ServerInstance->Modes->ChannelModeList().c_str(), ServerInstance->Modes->ParaModeList().c_str());
+ std::string umlist = ServerInstance->Modes->UserModeList();
+ std::string cmlist = ServerInstance->Modes->ChannelModeList();
+ std::string pmlist = ServerInstance->Modes->ParaModeList();
+ this->WriteNumeric(RPL_SERVERVERSION, "%s %s %s %s %s %s", this->nick.c_str(), ServerInstance->Config->ServerName.c_str(), BRANCH, umlist.c_str(), cmlist.c_str(), pmlist.c_str());
ServerInstance->Config->Send005(this);
-
- this->WriteServ("042 %s %s :your unique ID", this->nick, this->uuid);
-
-
- this->ShowMOTD();
+ this->WriteNumeric(RPL_YOURUUID, "%s %s :your unique ID", this->nick.c_str(), this->uuid.c_str());
/* Now registered */
if (ServerInstance->Users->unregistered_count)
ServerInstance->Users->unregistered_count--;
- /* Trigger LUSERS output, give modules a chance too */
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnPreCommand, OnPreCommand("LUSERS", NULL, 0, this, true, "LUSERS"));
+ /* Trigger MOTD and LUSERS output, give modules a chance too */
+ ModResult MOD_RESULT;
+ std::string command("MOTD");
+ std::vector<std::string> parameters;
+ FIRST_MOD_RESULT(OnPreCommand, MOD_RESULT, (command, parameters, this, true, command));
if (!MOD_RESULT)
- ServerInstance->CallCommandHandler("LUSERS", NULL, 0, this);
+ ServerInstance->Parser->CallHandler(command, parameters, this);
+
+ MOD_RESULT = MOD_RES_PASSTHRU;
+ command = "LUSERS";
+ FIRST_MOD_RESULT(OnPreCommand, MOD_RESULT, (command, parameters, this, true, command));
+ if (!MOD_RESULT)
+ ServerInstance->Parser->CallHandler(command, parameters, this);
+
+ if (ServerInstance->Config->RawLog)
+ WriteServ("PRIVMSG %s :*** Raw I/O logging is enabled on this server. All messages, passwords, and commands are being recorded.", nick.c_str());
/*
* We don't set REG_ALL until triggering OnUserConnect, so some module events don't spew out stuff
FOREACH_MOD(I_OnPostConnect,OnPostConnect(this));
- ServerInstance->SNO->WriteToSnoMask('c',"Client connecting on port %d: %s!%s@%s [%s] [%s]", this->GetPort(), this->nick, this->ident, this->host, this->GetIPString(), this->fullname);
+ ServerInstance->SNO->WriteToSnoMask('c',"Client connecting on port %d (class %s): %s (%s) [%s]",
+ this->GetServerPort(), this->MyClass->name.c_str(), GetFullRealHost().c_str(), this->GetIPString(), this->fullname.c_str());
ServerInstance->Logs->Log("BANCACHE", DEBUG, "BanCache: Adding NEGATIVE hit for %s", this->GetIPString());
ServerInstance->BanCache->AddHit(this->GetIPString(), "", "");
-}
-
-/** User::UpdateNick()
- * re-allocates a nick in the user_hash after they change nicknames,
- * returns a pointer to the new user as it may have moved
- */
-User* User::UpdateNickHash(const char* New)
-{
- //user_hash::iterator newnick;
- user_hash::iterator oldnick = ServerInstance->Users->clientlist->find(this->nick);
-
- if (!strcasecmp(this->nick,New))
- return oldnick->second;
-
- if (oldnick == ServerInstance->Users->clientlist->end())
- return NULL; /* doesnt exist */
-
- User* olduser = oldnick->second;
- (*(ServerInstance->Users->clientlist))[New] = olduser;
- ServerInstance->Users->clientlist->erase(oldnick);
- return olduser;
+ // reset the flood penalty (which could have been raised due to things like auto +x)
+ CommandFloodPenalty = 0;
}
void User::InvalidateCache()
{
/* Invalidate cache */
- if (cached_fullhost)
- free(cached_fullhost);
- if (cached_hostip)
- free(cached_hostip);
- if (cached_makehost)
- free(cached_makehost);
- if (cached_fullrealhost)
- free(cached_fullrealhost);
- cached_fullhost = cached_hostip = cached_makehost = cached_fullrealhost = NULL;
+ cached_fullhost.clear();
+ cached_hostip.clear();
+ cached_makehost.clear();
+ cached_fullrealhost.clear();
}
-bool User::ForceNickChange(const char* newnick)
+bool User::ChangeNick(const std::string& newnick, bool force)
{
- /*
- * XXX this makes no sense..
- * why do we do nothing for change on users not REG_ALL?
- * why do we trigger events twice for everyone previously (and just them now)
- * i think the first if () needs removing totally, or? -- w00t
- */
- if (this->registered != REG_ALL)
+ if (quitting)
{
- int MOD_RESULT = 0;
+ ServerInstance->Logs->Log("USERS", DEFAULT, "ERROR: Attempted to change nick of a quitting user: " + this->nick);
+ return false;
+ }
- this->InvalidateCache();
+ ModResult MOD_RESULT;
- FOREACH_RESULT(I_OnUserPreNick,OnUserPreNick(this, newnick));
+ if (force)
+ ServerInstance->NICKForced.set(this, 1);
+ FIRST_MOD_RESULT(OnUserPreNick, MOD_RESULT, (this, newnick));
+ ServerInstance->NICKForced.set(this, 0);
- if (MOD_RESULT)
- {
- ServerInstance->stats->statsCollisions++;
- return false;
- }
+ if (MOD_RESULT == MOD_RES_DENY)
+ {
+ ServerInstance->stats->statsCollisions++;
+ return false;
+ }
- if (ServerInstance->XLines->MatchesLine("Q",newnick))
- {
- ServerInstance->stats->statsCollisions++;
- return false;
- }
+ if (assign(newnick) == assign(nick))
+ {
+ // case change, don't need to check Q:lines and such
+ // and, if it's identical including case, we can leave right now
+ if (newnick == nick)
+ return true;
}
else
{
- std::deque<classbase*> dummy;
- Command* nickhandler = ServerInstance->Parser->GetHandler("NICK");
- if (nickhandler) // wtfbbq, when would this not be here
+ /*
+ * Don't check Q:Lines if it's a server-enforced change, just on the off-chance some fucking *moron*
+ * tries to Q:Line SIDs, also, this means we just get our way period, as it really should be.
+ * Thanks Kein for finding this. -- w00t
+ *
+ * Also don't check Q:Lines for remote nickchanges, they should have our Q:Lines anyway to enforce themselves.
+ * -- w00t
+ */
+ if (IS_LOCAL(this) && !force)
{
- nickhandler->HandleInternal(1, dummy);
- bool result = (ServerInstance->Parser->CallHandler("NICK", &newnick, 1, this) == CMD_SUCCESS);
- nickhandler->HandleInternal(0, dummy);
- return result;
+ XLine* mq = ServerInstance->XLines->MatchesLine("Q",newnick);
+ if (mq)
+ {
+ if (this->registered == REG_ALL)
+ {
+ ServerInstance->SNO->WriteGlobalSno('a', "Q-Lined nickname %s from %s: %s",
+ newnick.c_str(), GetFullRealHost().c_str(), mq->reason.c_str());
+ }
+ this->WriteNumeric(432, "%s %s :Invalid nickname: %s",this->nick.c_str(), newnick.c_str(), mq->reason.c_str());
+ return false;
+ }
+
+ if (ServerInstance->Config->RestrictBannedUsers)
+ {
+ for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++)
+ {
+ Channel *chan = *i;
+ if (chan->GetPrefixValue(this) < VOICE_VALUE && chan->IsBanned(this))
+ {
+ this->WriteNumeric(404, "%s %s :Cannot send to channel (you're banned)", this->nick.c_str(), chan->name.c_str());
+ return false;
+ }
+ }
+ }
+ }
+
+ /*
+ * Uh oh.. if the nickname is in use, and it's not in use by the person using it (doh) --
+ * then we have a potential collide. Check whether someone else is camping on the nick
+ * (i.e. connect -> send NICK, don't send USER.) If they are camping, force-change the
+ * camper to their UID, and allow the incoming nick change.
+ *
+ * If the guy using the nick is already using it, tell the incoming nick change to gtfo,
+ * because the nick is already (rightfully) in use. -- w00t
+ */
+ User* InUse = ServerInstance->FindNickOnly(newnick);
+ if (InUse && (InUse != this))
+ {
+ if (InUse->registered != REG_ALL)
+ {
+ /* force the camper to their UUID, and ask them to re-send a NICK. */
+ InUse->WriteTo(InUse, "NICK %s", InUse->uuid.c_str());
+ InUse->WriteNumeric(433, "%s %s :Nickname overruled.", InUse->nick.c_str(), InUse->nick.c_str());
+
+ ServerInstance->Users->clientlist->erase(InUse->nick);
+ (*(ServerInstance->Users->clientlist))[InUse->uuid] = InUse;
+
+ InUse->nick = InUse->uuid;
+ InUse->InvalidateCache();
+ InUse->registered &= ~REG_NICK;
+ }
+ else
+ {
+ /* No camping, tell the incoming user to stop trying to change nick ;p */
+ this->WriteNumeric(433, "%s %s :Nickname is already in use.", this->registered >= REG_NICK ? this->nick.c_str() : "*", newnick.c_str());
+ return false;
+ }
}
}
- // Unreachable.
- return false;
+ if (this->registered == REG_ALL)
+ this->WriteCommon("NICK %s",newnick.c_str());
+ std::string oldnick = nick;
+ nick = newnick;
+
+ InvalidateCache();
+ ServerInstance->Users->clientlist->erase(oldnick);
+ (*(ServerInstance->Users->clientlist))[newnick] = this;
+
+ if (registered == REG_ALL)
+ FOREACH_MOD(I_OnUserPostNick,OnUserPostNick(this,oldnick));
+
+ return true;
}
-void User::SetSockAddr(int protocol_family, const char* sip, int port)
+int LocalUser::GetServerPort()
{
- this->cachedip = "";
-
- switch (protocol_family)
+ switch (this->server_sa.sa.sa_family)
{
-#ifdef SUPPORT_IP6LINKS
case AF_INET6:
- {
- sockaddr_in6* sin = new sockaddr_in6;
- sin->sin6_family = AF_INET6;
- sin->sin6_port = port;
- inet_pton(AF_INET6, sip, &sin->sin6_addr);
- this->ip = (sockaddr*)sin;
- }
- break;
-#endif
+ return htons(this->server_sa.in6.sin6_port);
case AF_INET:
- {
- sockaddr_in* sin = new sockaddr_in;
- sin->sin_family = AF_INET;
- sin->sin_port = port;
- inet_pton(AF_INET, sip, &sin->sin_addr);
- this->ip = (sockaddr*)sin;
- }
- break;
- default:
- ServerInstance->Log(DEBUG,"Uh oh, I dont know protocol %d to be set on '%s'!", protocol_family, this->nick);
- break;
+ return htons(this->server_sa.in4.sin_port);
}
+ return 0;
}
-int User::GetPort()
+const char* User::GetIPString()
{
- if (this->ip == NULL)
- return 0;
+ int port;
+ if (cachedip.empty())
+ {
+ irc::sockets::satoap(client_sa, cachedip, port);
+ /* IP addresses starting with a : on irc are a Bad Thing (tm) */
+ if (cachedip.c_str()[0] == ':')
+ cachedip.insert(cachedip.begin(),1,'0');
+ }
+
+ return cachedip.c_str();
+}
- switch (this->GetProtocolFamily())
+irc::sockets::cidr_mask User::GetCIDRMask()
+{
+ int range = 0;
+ switch (client_sa.sa.sa_family)
{
-#ifdef SUPPORT_IP6LINKS
case AF_INET6:
- {
- sockaddr_in6* sin = (sockaddr_in6*)this->ip;
- return sin->sin6_port;
- }
- break;
-#endif
+ range = ServerInstance->Config->c_ipv6_range;
+ break;
case AF_INET:
- {
- sockaddr_in* sin = (sockaddr_in*)this->ip;
- return sin->sin_port;
- }
- break;
- default:
- break;
+ range = ServerInstance->Config->c_ipv4_range;
+ break;
}
- return 0;
+ return irc::sockets::cidr_mask(client_sa, range);
}
-int User::GetProtocolFamily()
+bool User::SetClientIP(const char* sip, bool recheck_eline)
{
- if (this->ip == NULL)
- return 0;
-
- sockaddr_in* sin = (sockaddr_in*)this->ip;
- return sin->sin_family;
+ cachedip.clear();
+ cached_hostip.clear();
+ return irc::sockets::aptosa(sip, 0, client_sa);
}
-/*
- * XXX the duplication here is horrid..
- * do we really need two methods doing essentially the same thing?
- */
-const char* User::GetIPString()
+void User::SetClientIP(const irc::sockets::sockaddrs& sa, bool recheck_eline)
{
- static char buf[1024];
+ cachedip.clear();
+ cached_hostip.clear();
+ memcpy(&client_sa, &sa, sizeof(irc::sockets::sockaddrs));
+}
- if (this->ip == NULL)
- return "";
+bool LocalUser::SetClientIP(const char* sip, bool recheck_eline)
+{
+ irc::sockets::sockaddrs sa;
+ if (!irc::sockets::aptosa(sip, 0, sa))
+ // Invalid
+ return false;
- if (!this->cachedip.empty())
- return this->cachedip.c_str();
+ LocalUser::SetClientIP(sa, recheck_eline);
+ return true;
+}
- switch (this->GetProtocolFamily())
+void LocalUser::SetClientIP(const irc::sockets::sockaddrs& sa, bool recheck_eline)
+{
+ if (sa != client_sa)
{
-#ifdef SUPPORT_IP6LINKS
- case AF_INET6:
- {
- static char temp[1024];
+ User::SetClientIP(sa);
+ if (recheck_eline)
+ this->exempt = (ServerInstance->XLines->MatchesLine("E", this) != NULL);
- sockaddr_in6* sin = (sockaddr_in6*)this->ip;
- inet_ntop(sin->sin6_family, &sin->sin6_addr, buf, sizeof(buf));
- /* IP addresses starting with a : on irc are a Bad Thing (tm) */
- if (*buf == ':')
- {
- strlcpy(&temp[1], buf, sizeof(temp) - 1);
- *temp = '0';
- this->cachedip = temp;
- return temp;
- }
-
- this->cachedip = buf;
- return buf;
- }
- break;
-#endif
- case AF_INET:
- {
- sockaddr_in* sin = (sockaddr_in*)this->ip;
- inet_ntop(sin->sin_family, &sin->sin_addr, buf, sizeof(buf));
- this->cachedip = buf;
- return buf;
- }
- break;
- default:
- break;
+ FOREACH_MOD(I_OnSetUserIP,OnSetUserIP(this));
}
-
- // Unreachable, probably
- return "";
}
-/** NOTE: We cannot pass a const reference to this method.
- * The string is changed by the workings of the method,
- * so that if we pass const ref, we end up copying it to
- * something we can change anyway. Makes sense to just let
- * the compiler do that copy for us.
- */
-void User::Write(std::string text)
+static std::string wide_newline("\r\n");
+
+void User::Write(const std::string& text)
+{
+}
+
+void User::Write(const char *text, ...)
+{
+}
+
+void LocalUser::Write(const std::string& text)
{
- if (!ServerInstance->SE->BoundsCheckFd(this))
+ if (!ServerInstance->SE->BoundsCheckFd(&eh))
return;
- try
+ if (text.length() > MAXBUF - 2)
{
- ServerInstance->Logs->Log("USEROUTPUT", DEBUG,"C[%d] O %s", this->GetFd(), text.c_str());
- text.append("\r\n");
- }
- catch (...)
- {
- ServerInstance->Log(DEBUG,"Exception in User::Write() std::string::append");
+ // this should happen rarely or never. Crop the string at 512 and try again.
+ std::string try_again = text.substr(0, MAXBUF - 2);
+ Write(try_again);
return;
}
- if (ServerInstance->Config->GetIOHook(this->GetPort()))
- {
- /* XXX: The lack of buffering here is NOT a bug, modules implementing this interface have to
- * implement their own buffering mechanisms
- */
- try
- {
- ServerInstance->Config->GetIOHook(this->GetPort())->OnRawSocketWrite(this->fd, text.data(), text.length());
- }
- catch (CoreException& modexcept)
- {
- ServerInstance->Log(DEBUG, "%s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason());
- }
- }
- else
- {
- this->AddWriteBuf(text);
- }
- ServerInstance->stats->statsSent += text.length();
- this->ServerInstance->SE->WantWrite(this);
+ ServerInstance->Logs->Log("USEROUTPUT", RAWIO, "C[%s] O %s", uuid.c_str(), text.c_str());
+
+ eh.AddWriteBuf(text);
+ eh.AddWriteBuf(wide_newline);
+
+ ServerInstance->stats->statsSent += text.length() + 2;
+ this->bytes_out += text.length() + 2;
+ this->cmds_out++;
}
/** Write()
*/
-void User::Write(const char *text, ...)
+void LocalUser::Write(const char *text, ...)
{
va_list argsPtr;
char textbuffer[MAXBUF];
void User::WriteServ(const std::string& text)
{
- char textbuffer[MAXBUF];
-
- snprintf(textbuffer,MAXBUF,":%s %s",ServerInstance->Config->ServerName,text.c_str());
- this->Write(std::string(textbuffer));
+ this->Write(":%s %s",ServerInstance->Config->ServerName.c_str(),text.c_str());
}
/** WriteServ()
}
+void User::WriteNumeric(unsigned int numeric, const char* text, ...)
+{
+ va_list argsPtr;
+ char textbuffer[MAXBUF];
+
+ va_start(argsPtr, text);
+ vsnprintf(textbuffer, MAXBUF, text, argsPtr);
+ va_end(argsPtr);
+
+ this->WriteNumeric(numeric, std::string(textbuffer));
+}
+
+void User::WriteNumeric(unsigned int numeric, const std::string &text)
+{
+ char textbuffer[MAXBUF];
+ ModResult MOD_RESULT;
+
+ FIRST_MOD_RESULT(OnNumeric, MOD_RESULT, (this, numeric, text));
+
+ if (MOD_RESULT == MOD_RES_DENY)
+ return;
+
+ snprintf(textbuffer,MAXBUF,":%s %03u %s",ServerInstance->Config->ServerName.c_str(), numeric, text.c_str());
+ this->Write(std::string(textbuffer));
+}
+
void User::WriteFrom(User *user, const std::string &text)
{
char tb[MAXBUF];
- snprintf(tb,MAXBUF,":%s %s",user->GetFullHost(),text.c_str());
+ snprintf(tb,MAXBUF,":%s %s",user->GetFullHost().c_str(),text.c_str());
this->Write(std::string(tb));
}
dest->WriteFrom(this, data);
}
-
void User::WriteCommon(const char* text, ...)
{
char textbuffer[MAXBUF];
va_list argsPtr;
- if (this->registered != REG_ALL)
+ if (this->registered != REG_ALL || quitting)
return;
+ int len = snprintf(textbuffer,MAXBUF,":%s ",this->GetFullHost().c_str());
+
va_start(argsPtr, text);
- vsnprintf(textbuffer, MAXBUF, text, argsPtr);
+ vsnprintf(textbuffer + len, MAXBUF - len, text, argsPtr);
va_end(argsPtr);
- this->WriteCommon(std::string(textbuffer));
-}
-
-void User::WriteCommon(const std::string &text)
-{
- bool sent_to_at_least_one = false;
- char tb[MAXBUF];
-
- if (this->registered != REG_ALL)
- return;
-
- uniq_id++;
-
- /* We dont want to be doing this n times, just once */
- snprintf(tb,MAXBUF,":%s %s",this->GetFullHost(),text.c_str());
- std::string out = tb;
-
- for (UCListIter v = this->chans.begin(); v != this->chans.end(); v++)
- {
- CUList* ulist = v->first->GetUsers();
- for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
- {
- if ((IS_LOCAL(i->first)) && (already_sent[i->first->fd] != uniq_id))
- {
- already_sent[i->first->fd] = uniq_id;
- i->first->Write(out);
- sent_to_at_least_one = true;
- }
- }
- }
-
- /*
- * if the user was not in any channels, no users will receive the text. Make sure the user
- * receives their OWN message for WriteCommon
- */
- if (!sent_to_at_least_one)
- {
- this->Write(std::string(tb));
- }
+ this->WriteCommonRaw(std::string(textbuffer), true);
}
-
-/* write a formatted string to all users who share at least one common
- * channel, NOT including the source user e.g. for use in QUIT
- */
-
void User::WriteCommonExcept(const char* text, ...)
{
char textbuffer[MAXBUF];
va_list argsPtr;
+ if (this->registered != REG_ALL || quitting)
+ return;
+
+ int len = snprintf(textbuffer,MAXBUF,":%s ",this->GetFullHost().c_str());
+
va_start(argsPtr, text);
- vsnprintf(textbuffer, MAXBUF, text, argsPtr);
+ vsnprintf(textbuffer + len, MAXBUF - len, text, argsPtr);
va_end(argsPtr);
- this->WriteCommonExcept(std::string(textbuffer));
+ this->WriteCommonRaw(std::string(textbuffer), false);
}
-void User::WriteCommonQuit(const std::string &normal_text, const std::string &oper_text)
+void User::WriteCommonRaw(const std::string &line, bool include_self)
{
- char tb1[MAXBUF];
- char tb2[MAXBUF];
-
- if (this->registered != REG_ALL)
+ if (this->registered != REG_ALL || quitting)
return;
- uniq_id++;
- snprintf(tb1,MAXBUF,":%s QUIT :%s",this->GetFullHost(),normal_text.c_str());
- snprintf(tb2,MAXBUF,":%s QUIT :%s",this->GetFullHost(),oper_text.c_str());
- std::string out1 = tb1;
- std::string out2 = tb2;
+ LocalUser::already_sent_id++;
+
+ UserChanList include_c(chans);
+ std::map<User*,bool> exceptions;
- for (UCListIter v = this->chans.begin(); v != this->chans.end(); v++)
+ exceptions[this] = include_self;
+
+ FOREACH_MOD(I_OnBuildNeighborList,OnBuildNeighborList(this, include_c, exceptions));
+
+ for (std::map<User*,bool>::iterator i = exceptions.begin(); i != exceptions.end(); ++i)
{
- CUList *ulist = v->first->GetUsers();
- for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
+ LocalUser* u = IS_LOCAL(i->first);
+ if (u && !u->quitting)
{
- if (this != i->first)
+ u->already_sent = LocalUser::already_sent_id;
+ if (i->second)
+ u->Write(line);
+ }
+ }
+ for (UCListIter v = include_c.begin(); v != include_c.end(); ++v)
+ {
+ Channel* c = *v;
+ const UserMembList* ulist = c->GetUsers();
+ for (UserMembList::const_iterator i = ulist->begin(); i != ulist->end(); i++)
+ {
+ LocalUser* u = IS_LOCAL(i->first);
+ if (u && !u->quitting && u->already_sent != LocalUser::already_sent_id)
{
- if ((IS_LOCAL(i->first)) && (already_sent[i->first->fd] != uniq_id))
- {
- already_sent[i->first->fd] = uniq_id;
- i->first->Write(IS_OPER(i->first) ? out2 : out1);
- }
+ u->already_sent = LocalUser::already_sent_id;
+ u->Write(line);
}
}
}
}
-void User::WriteCommonExcept(const std::string &text)
+void User::WriteCommonQuit(const std::string &normal_text, const std::string &oper_text)
{
char tb1[MAXBUF];
- std::string out1;
+ char tb2[MAXBUF];
if (this->registered != REG_ALL)
return;
- uniq_id++;
- snprintf(tb1,MAXBUF,":%s %s",this->GetFullHost(),text.c_str());
- out1 = tb1;
+ already_sent_t uniq_id = ++LocalUser::already_sent_id;
+
+ snprintf(tb1,MAXBUF,":%s QUIT :%s",this->GetFullHost().c_str(),normal_text.c_str());
+ snprintf(tb2,MAXBUF,":%s QUIT :%s",this->GetFullHost().c_str(),oper_text.c_str());
+ std::string out1 = tb1;
+ std::string out2 = tb2;
+
+ UserChanList include_c(chans);
+ std::map<User*,bool> exceptions;
+
+ FOREACH_MOD(I_OnBuildNeighborList,OnBuildNeighborList(this, include_c, exceptions));
- for (UCListIter v = this->chans.begin(); v != this->chans.end(); v++)
+ for (std::map<User*,bool>::iterator i = exceptions.begin(); i != exceptions.end(); ++i)
{
- CUList *ulist = v->first->GetUsers();
- for (CUList::iterator i = ulist->begin(); i != ulist->end(); i++)
+ LocalUser* u = IS_LOCAL(i->first);
+ if (u && !u->quitting)
{
- if (this != i->first)
+ u->already_sent = uniq_id;
+ if (i->second)
+ u->Write(IS_OPER(u) ? out2 : out1);
+ }
+ }
+ for (UCListIter v = include_c.begin(); v != include_c.end(); ++v)
+ {
+ const UserMembList* ulist = (*v)->GetUsers();
+ for (UserMembList::const_iterator i = ulist->begin(); i != ulist->end(); i++)
+ {
+ LocalUser* u = IS_LOCAL(i->first);
+ if (u && !u->quitting && (u->already_sent != uniq_id))
{
- if ((IS_LOCAL(i->first)) && (already_sent[i->first->fd] != uniq_id))
- {
- already_sent[i->first->fd] = uniq_id;
- i->first->Write(out1);
- }
+ u->already_sent = uniq_id;
+ u->Write(IS_OPER(u) ? out2 : out1);
}
}
}
-
}
-void User::WriteWallOps(const std::string &text)
+void LocalUser::SendText(const std::string& line)
{
- if (!IS_OPER(this) && IS_LOCAL(this))
- return;
+ Write(line);
+}
- std::string wallop("WALLOPS :");
- wallop.append(text);
+void RemoteUser::SendText(const std::string& line)
+{
+ ServerInstance->PI->PushToClient(this, line);
+}
- for (std::vector<User*>::const_iterator i = ServerInstance->Users->local_users.begin(); i != ServerInstance->Users->local_users.end(); i++)
- {
- User* t = *i;
- if (t->IsModeSet('w'))
- this->WriteTo(t,wallop);
- }
+void FakeUser::SendText(const std::string& line)
+{
}
-void User::WriteWallOps(const char* text, ...)
+void User::SendText(const char *text, ...)
{
- char textbuffer[MAXBUF];
va_list argsPtr;
+ char line[MAXBUF];
va_start(argsPtr, text);
- vsnprintf(textbuffer, MAXBUF, text, argsPtr);
+ vsnprintf(line, MAXBUF, text, argsPtr);
va_end(argsPtr);
- this->WriteWallOps(std::string(textbuffer));
+ SendText(std::string(line));
+}
+
+void User::SendText(const std::string &LinePrefix, std::stringstream &TextStream)
+{
+ std::string line;
+ std::string Word;
+ while (TextStream >> Word)
+ {
+ size_t lineLength = LinePrefix.length() + line.length() + Word.length() + 13;
+ if (lineLength > MAXBUF)
+ {
+ SendText(LinePrefix + line);
+ line.clear();
+ }
+ line += " " + Word;
+ }
+ SendText(LinePrefix + line);
}
/* return 0 or 1 depending if users u and u2 share one or more common channels
/* Eliminate the inner loop (which used to be ~equal in size to the outer loop)
* by replacing it with a map::find which *should* be more efficient
*/
- if (i->first->HasUser(other))
+ if ((*i)->HasUser(other))
return true;
}
return false;
bool User::ChangeName(const char* gecos)
{
- if (!strcmp(gecos, this->fullname))
+ if (!this->fullname.compare(gecos))
return true;
if (IS_LOCAL(this))
{
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnChangeLocalUserGECOS,OnChangeLocalUserGECOS(this,gecos));
- if (MOD_RESULT)
+ ModResult MOD_RESULT;
+ FIRST_MOD_RESULT(OnChangeLocalUserGECOS, MOD_RESULT, (IS_LOCAL(this),gecos));
+ if (MOD_RESULT == MOD_RES_DENY)
return false;
FOREACH_MOD(I_OnChangeName,OnChangeName(this,gecos));
}
- strlcpy(this->fullname,gecos,MAXGECOS+1);
+ this->fullname.assign(gecos, 0, ServerInstance->Config->Limits.MaxGecos);
return true;
}
+void User::DoHostCycle(const std::string &quitline)
+{
+ char buffer[MAXBUF];
+
+ if (!ServerInstance->Config->CycleHosts)
+ return;
+
+ already_sent_t silent_id = ++LocalUser::already_sent_id;
+ already_sent_t seen_id = ++LocalUser::already_sent_id;
+
+ UserChanList include_c(chans);
+ std::map<User*,bool> exceptions;
+
+ FOREACH_MOD(I_OnBuildNeighborList,OnBuildNeighborList(this, include_c, exceptions));
+
+ for (std::map<User*,bool>::iterator i = exceptions.begin(); i != exceptions.end(); ++i)
+ {
+ LocalUser* u = IS_LOCAL(i->first);
+ if (u && !u->quitting)
+ {
+ if (i->second)
+ {
+ u->already_sent = seen_id;
+ u->Write(quitline);
+ }
+ else
+ {
+ u->already_sent = silent_id;
+ }
+ }
+ }
+ for (UCListIter v = include_c.begin(); v != include_c.end(); ++v)
+ {
+ Channel* c = *v;
+ snprintf(buffer, MAXBUF, ":%s JOIN %s", GetFullHost().c_str(), c->name.c_str());
+ std::string joinline(buffer);
+ Membership* memb = c->GetUser(this);
+ std::string modeline = memb->modes;
+ if (modeline.length() > 0)
+ {
+ for(unsigned int i=0; i < memb->modes.length(); i++)
+ modeline.append(" ").append(nick);
+ snprintf(buffer, MAXBUF, ":%s MODE %s +%s",
+ ServerInstance->Config->CycleHostsFromUser ? GetFullHost().c_str() : ServerInstance->Config->ServerName.c_str(),
+ c->name.c_str(), modeline.c_str());
+ modeline = buffer;
+ }
+
+ const UserMembList *ulist = c->GetUsers();
+ for (UserMembList::const_iterator i = ulist->begin(); i != ulist->end(); i++)
+ {
+ LocalUser* u = IS_LOCAL(i->first);
+ if (u == NULL || u == this)
+ continue;
+ if (u->already_sent == silent_id)
+ continue;
+
+ if (u->already_sent != seen_id)
+ {
+ u->Write(quitline);
+ u->already_sent = seen_id;
+ }
+ u->Write(joinline);
+ if (modeline.length() > 0)
+ u->Write(modeline);
+ }
+ }
+}
+
bool User::ChangeDisplayedHost(const char* shost)
{
- if (!strcmp(shost, this->dhost))
+ if (dhost == shost)
return true;
if (IS_LOCAL(this))
{
- int MOD_RESULT = 0;
- FOREACH_RESULT(I_OnChangeLocalUserHost,OnChangeLocalUserHost(this,shost));
- if (MOD_RESULT)
+ ModResult MOD_RESULT;
+ FIRST_MOD_RESULT(OnChangeLocalUserHost, MOD_RESULT, (IS_LOCAL(this),shost));
+ if (MOD_RESULT == MOD_RES_DENY)
return false;
- FOREACH_MOD(I_OnChangeHost,OnChangeHost(this,shost));
}
- if (this->ServerInstance->Config->CycleHosts)
- this->WriteCommonExcept("QUIT :Changing hosts");
+ FOREACH_MOD(I_OnChangeHost, OnChangeHost(this,shost));
+
+ std::string quitstr = ":" + GetFullHost() + " QUIT :Changing host";
/* Fix by Om: User::dhost is 65 long, this was truncating some long hosts */
- strlcpy(this->dhost,shost,64);
+ this->dhost.assign(shost, 0, 64);
this->InvalidateCache();
- if (this->ServerInstance->Config->CycleHosts)
- {
- for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++)
- {
- i->first->WriteAllExceptSender(this, false, 0, "JOIN %s", i->first->name);
- std::string n = this->ServerInstance->Modes->ModeString(this, i->first);
- if (n.length() > 0)
- i->first->WriteAllExceptSender(this, true, 0, "MODE %s +%s", i->first->name, n.c_str());
- }
- }
+ this->DoHostCycle(quitstr);
if (IS_LOCAL(this))
- this->WriteServ("396 %s %s :is now your displayed host",this->nick,this->dhost);
+ this->WriteNumeric(RPL_YOURDISPLAYEDHOST, "%s %s :is now your displayed host",this->nick.c_str(),this->dhost.c_str());
return true;
}
bool User::ChangeIdent(const char* newident)
{
- if (!strcmp(newident, this->ident))
+ if (this->ident == newident)
return true;
- if (this->ServerInstance->Config->CycleHosts)
- this->WriteCommonExcept("%s","QUIT :Changing ident");
+ FOREACH_MOD(I_OnChangeIdent, OnChangeIdent(this,newident));
+
+ std::string quitstr = ":" + GetFullHost() + " QUIT :Changing ident";
- strlcpy(this->ident, newident, IDENTMAX+1);
+ this->ident.assign(newident, 0, ServerInstance->Config->Limits.IdentMax);
this->InvalidateCache();
- if (this->ServerInstance->Config->CycleHosts)
- {
- for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++)
- {
- i->first->WriteAllExceptSender(this, false, 0, "JOIN %s", i->first->name);
- std::string n = this->ServerInstance->Modes->ModeString(this, i->first);
- if (n.length() > 0)
- i->first->WriteAllExceptSender(this, true, 0, "MODE %s +%s", i->first->name, n.c_str());
- }
- }
+ this->DoHostCycle(quitstr);
return true;
}
vsnprintf(textbuffer, MAXBUF, text, argsPtr);
va_end(argsPtr);
- snprintf(formatbuffer,MAXBUF,":%s %s $* :%s", this->GetFullHost(), command, textbuffer);
+ snprintf(formatbuffer,MAXBUF,":%s %s $* :%s", this->GetFullHost().c_str(), command, textbuffer);
std::string fmt = formatbuffer;
- for (std::vector<User*>::const_iterator i = ServerInstance->Users->local_users.begin(); i != ServerInstance->Users->local_users.end(); i++)
+ for (LocalUserList::const_iterator i = ServerInstance->Users->local_users.begin(); i != ServerInstance->Users->local_users.end(); i++)
{
- (*i)->Write(fmt);
+ if ((*i)->registered == REG_ALL)
+ (*i)->Write(fmt);
}
}
-std::string User::ChannelList(User* source)
+std::string User::ChannelList(User* source, bool spy)
{
std::string list;
for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++)
{
- /* If the target is the same as the sender, let them see all their channels.
- * If the channel is NOT private/secret OR the user shares a common channel
- * If the user is an oper, and the <options:operspywhois> option is set.
+ Channel* c = *i;
+ /* If the target is the sender, neither +p nor +s is set, or
+ * the channel contains the user, it is not a spy channel
*/
- if ((source == this) || (IS_OPER(source) && ServerInstance->Config->OperSpyWhois) || (((!i->first->IsModeSet('p')) && (!i->first->IsModeSet('s'))) || (i->first->HasUser(source))))
- {
- list.append(i->first->GetPrefixChar(this)).append(i->first->name).append(" ");
- }
+ if (spy != (source == this || !(c->IsModeSet('p') || c->IsModeSet('s')) || c->HasUser(source)))
+ list.append(c->GetPrefixChar(this)).append(c->name).append(" ");
}
return list;
{
std::string line;
std::ostringstream prefix;
- std::string::size_type start, pos, length;
+ std::string::size_type start, pos;
prefix << this->nick << " " << dest->nick << " :";
line = prefix.str();
- int namelen = strlen(ServerInstance->Config->ServerName) + 6;
+ int namelen = ServerInstance->Config->ServerName.length() + 6;
for (start = 0; (pos = cl.find(' ', start)) != std::string::npos; start = pos+1)
{
- length = (pos == std::string::npos) ? cl.length() : pos;
-
- if (line.length() + namelen + length - start > 510)
+ if (line.length() + namelen + pos - start > 510)
{
ServerInstance->SendWhoisLine(this, dest, 319, "%s", line.c_str());
line = prefix.str();
}
- if(pos == std::string::npos)
- {
- line.append(cl.substr(start, length - start));
- break;
- }
- else
- {
- line.append(cl.substr(start, length - start + 1));
- }
+ line.append(cl.substr(start, pos - start + 1));
}
- if (line.length())
+ if (line.length() != prefix.str().length())
{
ServerInstance->SendWhoisLine(this, dest, 319, "%s", line.c_str());
}
}
-unsigned int User::GetMaxChans()
-{
- return this->MaxChans;
-}
-
-
/*
* Sets a user's connection class.
* If the class name is provided, it will be used. Otherwise, the class will be guessed using host/ip/ident/etc.
* then their ip will be taken as 'priority' anyway, so for example,
* <connect allow="127.0.0.1"> will match joe!bloggs@localhost
*/
-ConnectClass* User::SetClass(const std::string &explicit_name)
+void LocalUser::SetClass(const std::string &explicit_name)
{
ConnectClass *found = NULL;
- if (!IS_LOCAL(this))
- return NULL;
+ ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Setting connect class for UID %s", this->uuid.c_str());
if (!explicit_name.empty())
{
{
ConnectClass* c = *i;
- if (explicit_name == c->GetName() && !c->GetDisabled())
+ if (explicit_name == c->name)
{
+ ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Explicitly set to %s", explicit_name.c_str());
found = c;
}
}
for (ClassVector::iterator i = ServerInstance->Config->Classes.begin(); i != ServerInstance->Config->Classes.end(); i++)
{
ConnectClass* c = *i;
+ ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Checking %s", c->GetName().c_str());
- if (((match(this->GetIPString(),c->GetHost().c_str(),true)) || (match(this->host,c->GetHost().c_str()))))
+ ModResult MOD_RESULT;
+ FIRST_MOD_RESULT(OnSetConnectClass, MOD_RESULT, (this,c));
+ if (MOD_RESULT == MOD_RES_DENY)
+ continue;
+ if (MOD_RESULT == MOD_RES_ALLOW)
{
- if (c->GetPort())
- {
- if (this->GetPort() == c->GetPort() && !c->GetDisabled())
- {
- found = c;
- }
- else
- continue;
- }
- else
+ ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Class forced by module to %s", c->GetName().c_str());
+ found = c;
+ break;
+ }
+
+ if (c->type == CC_NAMED)
+ continue;
+
+ bool regdone = (registered != REG_NONE);
+ if (c->config->getBool("registered", regdone) != regdone)
+ continue;
+
+ /* check if host matches.. */
+ if (!InspIRCd::MatchCIDR(this->GetIPString(), c->GetHost(), NULL) &&
+ !InspIRCd::MatchCIDR(this->host, c->GetHost(), NULL))
+ {
+ ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "No host match (for %s)", c->GetHost().c_str());
+ continue;
+ }
+
+ /*
+ * deny change if change will take class over the limit check it HERE, not after we found a matching class,
+ * because we should attempt to find another class if this one doesn't match us. -- w00t
+ */
+ if (c->limit && (c->GetReferenceCount() >= c->limit))
+ {
+ ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "OOPS: Connect class limit (%lu) hit, denying", c->limit);
+ continue;
+ }
+
+ /* if it requires a port ... */
+ int port = c->config->getInt("port");
+ if (port)
+ {
+ ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Requires port (%d)", port);
+
+ /* and our port doesn't match, fail. */
+ if (this->GetServerPort() != port)
+ continue;
+ }
+
+ if (regdone && !c->config->getString("password").empty())
+ {
+ if (ServerInstance->PassCompare(this, c->config->getString("password"), password, c->config->getString("hash")))
{
- if (!c->GetDisabled())
- found = c;
+ ServerInstance->Logs->Log("CONNECTCLASS", DEBUG, "Bad password, skipping");
+ continue;
}
}
+
+ /* we stop at the first class that meets ALL critera. */
+ found = c;
+ break;
}
}
- /* ensure we don't fuck things up refcount wise, only remove them from a class if we find a new one :P */
+ /*
+ * Okay, assuming we found a class that matches.. switch us into that class, keeping refcounts up to date.
+ */
if (found)
{
- /* deny change if change will take class over the limit */
- if (found->limit && (found->RefCount + 1 >= found->limit))
- {
- ServerInstance->Log(DEBUG, "OOPS: Connect class limit (%u) hit, denying", found->limit);
- return this->MyClass;
- }
-
- /* should always be valid, but just in case .. */
- if (this->MyClass)
- {
- if (found == this->MyClass) // no point changing this shit :P
- return this->MyClass;
- this->MyClass->RefCount--;
- ServerInstance->Log(DEBUG, "Untying user from connect class -- refcount: %u", this->MyClass->RefCount);
- }
-
- this->MyClass = found;
- this->MyClass->RefCount++;
- ServerInstance->Log(DEBUG, "User tied to new class -- connect refcount now: %u", this->MyClass->RefCount);
+ MyClass = found;
}
-
- return this->MyClass;
}
/* looks up a users password for their connection class (<ALLOW>/<DENY> tags)
* then their ip will be taken as 'priority' anyway, so for example,
* <connect allow="127.0.0.1"> will match joe!bloggs@localhost
*/
+ConnectClass* LocalUser::GetClass()
+{
+ return MyClass;
+}
+
ConnectClass* User::GetClass()
{
- return this->MyClass;
+ return NULL;
}
void User::PurgeEmptyChannels()
{
- std::vector<Channel*> to_delete;
-
// firstly decrement the count on each channel
for (UCListIter f = this->chans.begin(); f != this->chans.end(); f++)
{
- f->first->RemoveAllPrefixes(this);
- if (f->first->DelUser(this) == 0)
- {
- /* No users left in here, mark it for deletion */
- try
- {
- to_delete.push_back(f->first);
- }
- catch (...)
- {
- ServerInstance->Log(DEBUG,"Exception in User::PurgeEmptyChannels to_delete.push_back()");
- }
- }
- }
-
- for (std::vector<Channel*>::iterator n = to_delete.begin(); n != to_delete.end(); n++)
- {
- Channel* thischan = *n;
- chan_hash::iterator i2 = ServerInstance->chanlist->find(thischan->name);
- if (i2 != ServerInstance->chanlist->end())
- {
- FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(i2->second));
- delete i2->second;
- ServerInstance->chanlist->erase(i2);
- this->chans.erase(*n);
- }
+ Channel* c = *f;
+ c->DelUser(this);
}
this->UnOper();
}
-void User::ShowMOTD()
-{
- if (!ServerInstance->Config->MOTD.size())
- {
- this->WriteServ("422 %s :Message of the day file is missing.",this->nick);
- return;
- }
- this->WriteServ("375 %s :%s message of the day", this->nick, ServerInstance->Config->ServerName);
-
- for (file_cache::iterator i = ServerInstance->Config->MOTD.begin(); i != ServerInstance->Config->MOTD.end(); i++)
- this->WriteServ("372 %s :- %s",this->nick,i->c_str());
-
- this->WriteServ("376 %s :End of message of the day.", this->nick);
-}
-
-void User::ShowRULES()
-{
- if (!ServerInstance->Config->RULES.size())
- {
- this->WriteServ("434 %s :RULES File is missing",this->nick);
- return;
- }
-
- this->WriteServ("308 %s :- %s Server Rules -",this->nick,ServerInstance->Config->ServerName);
-
- for (file_cache::iterator i = ServerInstance->Config->RULES.begin(); i != ServerInstance->Config->RULES.end(); i++)
- this->WriteServ("232 %s :- %s",this->nick,i->c_str());
-
- this->WriteServ("309 %s :End of RULES command.",this->nick);
-}
-
-void User::HandleEvent(EventType et, int errornum)
-{
- if (this->quitting) // drop everything, user is due to be quit
- return;
-
- /* WARNING: May delete this user! */
- int thisfd = this->GetFd();
-
- try
- {
- switch (et)
- {
- case EVENT_READ:
- ServerInstance->ProcessUser(this);
- break;
- case EVENT_WRITE:
- this->FlushWriteBuf();
- break;
- case EVENT_ERROR:
- /** This should be safe, but dont DARE do anything after it -- Brain */
- this->SetWriteError(errornum ? strerror(errornum) : "EOF from client");
- break;
- }
- }
- catch (...)
- {
- ServerInstance->Log(DEBUG,"Exception in User::HandleEvent intercepted");
- }
-
- /* If the user has raised an error whilst being processed, quit them now we're safe to */
- if ((ServerInstance->SE->GetRef(thisfd) == this))
- {
- if (!WriteError.empty())
- {
- User::QuitUser(ServerInstance, this, GetWriteError());
- }
- }
-}
-
-void User::SetOperQuit(const std::string &oquit)
-{
- operquitmsg = oquit;
-}
-
-const char* User::GetOperQuit()
-{
- return operquitmsg.c_str();
-}
-
-void User::IncreasePenalty(int increase)
+const std::string& FakeUser::GetFullHost()
{
- this->Penalty += increase;
+ if (!ServerInstance->Config->HideWhoisServer.empty())
+ return ServerInstance->Config->HideWhoisServer;
+ return server;
}
-void User::DecreasePenalty(int decrease)
+const std::string& FakeUser::GetFullRealHost()
{
- this->Penalty -= decrease;
+ if (!ServerInstance->Config->HideWhoisServer.empty())
+ return ServerInstance->Config->HideWhoisServer;
+ return server;
}
-VisData::VisData()
+ConnectClass::ConnectClass(ConfigTag* tag, char t, const std::string& mask)
+ : config(tag), type(t), fakelag(true), name("unnamed"), registration_timeout(0), host(mask),
+ pingtime(0), softsendqmax(0), hardsendqmax(0), recvqmax(0),
+ penaltythreshold(0), commandrate(0), maxlocal(0), maxglobal(0), maxconnwarn(true), maxchans(0), limit(0)
{
}
-VisData::~VisData()
+ConnectClass::ConnectClass(ConfigTag* tag, char t, const std::string& mask, const ConnectClass& parent)
+ : config(tag), type(t), fakelag(parent.fakelag), name("unnamed"),
+ registration_timeout(parent.registration_timeout), host(mask), pingtime(parent.pingtime),
+ softsendqmax(parent.softsendqmax), hardsendqmax(parent.hardsendqmax), recvqmax(parent.recvqmax),
+ penaltythreshold(parent.penaltythreshold), commandrate(parent.commandrate),
+ maxlocal(parent.maxlocal), maxglobal(parent.maxglobal), maxconnwarn(parent.maxconnwarn), maxchans(parent.maxchans),
+ limit(parent.limit)
{
}
-bool VisData::VisibleTo(User* user)
+void ConnectClass::Update(const ConnectClass* src)
{
- return true;
+ config = src->config;
+ type = src->type;
+ fakelag = src->fakelag;
+ name = src->name;
+ registration_timeout = src->registration_timeout;
+ host = src->host;
+ pingtime = src->pingtime;
+ softsendqmax = src->softsendqmax;
+ hardsendqmax = src->hardsendqmax;
+ recvqmax = src->recvqmax;
+ penaltythreshold = src->penaltythreshold;
+ commandrate = src->commandrate;
+ maxlocal = src->maxlocal;
+ maxglobal = src->maxglobal;
+ maxconnwarn = src->maxconnwarn;
+ maxchans = src->maxchans;
+ limit = src->limit;
}
-