X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fusers.cpp;h=58948e21fe761cea8055933ae0f0b839e013c81a;hb=6eeecaada5818d8dc1f3bb98c3e0916d195e3592;hp=c5a76a803a96124db782705f60105f12d73d4a2c;hpb=09197a4a21d0922d92407902db0019ee4670aa9f;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/users.cpp b/src/users.cpp index c5a76a803..58948e21f 100644 --- a/src/users.cpp +++ b/src/users.cpp @@ -2,8 +2,8 @@ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * - * InspIRCd: (C) 2002-2008 InspIRCd Development Team - * See: http://www.inspircd.org/wiki/index.php/Credits + * InspIRCd: (C) 2002-2009 InspIRCd Development Team + * See: http://wiki.inspircd.org/Credits * * This program is free but copyrighted software; see * the file COPYING for details. @@ -90,6 +90,12 @@ std::string User::ProcessNoticeMasks(const char *sm) *c++; } + std::string s = this->FormatNoticeMasks(); + if (s.length() == 0) + { + this->modes[UM_SNOMASK] = false; + } + return output; } @@ -98,14 +104,13 @@ void User::StartDNSLookup() try { bool cached = false; - const char* sip = this->GetIPString(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 = strchr(sip, ':') ? DNS_QUERY_PTR6 : DNS_QUERY_PTR4; + // when GetProtocolFamily() works correctly with 4in6, this can be replaced by + // this->GetProtocolFamily() == AF_INET ? DNS_QUERY_PTR4 : DNS_QUERY_PTR6; + res_reverse = new UserResolver(this->ServerInstance, this, sip, resolvtype, cached); this->ServerInstance->AddResolver(res_reverse, cached); } @@ -204,19 +209,18 @@ void User::DecrementModes() User::User(InspIRCd* Instance, const std::string &uid) : ServerInstance(Instance) { server = (char*)Instance->FindServerNamePtr(Instance->Config->ServerName); - reset_due = ServerInstance->Time(); age = ServerInstance->Time(); Penalty = 0; - lines_in = lastping = signon = idle_lastmsg = nping = registered = 0; + lastping = signon = idle_lastmsg = nping = registered = 0; bytes_in = bytes_out = cmds_in = cmds_out = 0; - quietquit = OverPenalty = ExemptFromPenalty = quitting = exempt = haspassed = dns_done = false; + quietquit = quitting = exempt = haspassed = dns_done = false; fd = -1; recvq.clear(); sendq.clear(); Visibility = NULL; ip = NULL; MyClass = NULL; - AllowedOperCommands = NULL; + AllowedPrivs = AllowedOperCommands = NULL; chans.clear(); invites.clear(); @@ -242,12 +246,19 @@ User::~User() this->MyClass->RefCount--; ServerInstance->Logs->Log("USERS", DEBUG, "User destructor -- connect refcount now: %lu", this->MyClass->RefCount); } + if (this->AllowedOperCommands) { delete AllowedOperCommands; AllowedOperCommands = NULL; } + if (this->AllowedPrivs) + { + delete AllowedPrivs; + AllowedPrivs = NULL; + } + this->InvalidateCache(); this->DecrementModes(); @@ -319,7 +330,7 @@ void User::CloseSocket() } } -const std::string& User::GetFullHost() +const std::string User::GetFullHost() { if (!this->cached_fullhost.empty()) return this->cached_fullhost; @@ -368,7 +379,7 @@ int User::ReadData(void* buffer, size_t size) } -const std::string& User::GetFullRealHost() +const std::string User::GetFullRealHost() { if (!this->cached_fullrealhost.empty()) return this->cached_fullrealhost; @@ -392,7 +403,7 @@ const std::string& User::GetFullRealHost() bool User::IsInvited(const irc::string &channel) { - time_t now = time(NULL); + time_t now = ServerInstance->Time(); InvitedList::iterator safei; for (InvitedList::iterator i = invites.begin(); i != invites.end(); ++i) { @@ -414,7 +425,7 @@ bool User::IsInvited(const irc::string &channel) InvitedList* User::GetInviteList() { - time_t now = time(NULL); + time_t now = ServerInstance->Time(); /* Weed out expired invites here. */ InvitedList::iterator safei; for (InvitedList::iterator i = invites.begin(); i != invites.end(); ++i) @@ -432,7 +443,7 @@ InvitedList* User::GetInviteList() void User::InviteTo(const irc::string &channel, time_t invtimeout) { - time_t now = time(NULL); + time_t now = ServerInstance->Time(); 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) { @@ -472,7 +483,7 @@ bool User::HasModePermission(unsigned char mode, ModeType type) if (mode < 'A' || mode > ('A' + 64)) return false; return ((type == MODETYPE_USER ? AllowedUserModes : AllowedChanModes))[(mode - 'A')]; - + } bool User::HasPermission(const std::string &command) @@ -504,6 +515,46 @@ bool User::HasPermission(const std::string &command) return false; } + +bool User::HasPrivPermission(const std::string &privstr, bool noisy) +{ + ServerInstance->Logs->Log("PRIVS", DEBUG, "Checking if I have " + privstr); + if (!IS_LOCAL(this)) + { + ServerInstance->Logs->Log("PRIVS", DEBUG, "Remote (yes)"); + return true; + } + + if (!IS_OPER(this)) + { + if (noisy) + this->WriteServ("NOTICE %s :You are not an oper", this->nick.c_str()); + ServerInstance->Logs->Log("PRIVS", DEBUG, "Not oper (no)"); + return false; + } + + if (!AllowedPrivs) + { + if (noisy) + this->WriteServ("NOTICE %s :Privset empty(!?)", this->nick.c_str()); + ServerInstance->Logs->Log("PRIVS", DEBUG, "No privs(?) (no)"); + return false; + } + + if (AllowedPrivs->find(privstr) != AllowedPrivs->end()) + { + return true; + } + else if (AllowedPrivs->find("*") != AllowedPrivs->end()) + { + return true; + } + + if (noisy) + this->WriteServ("NOTICE %s :Oper type %s does not have access to priv %s", this->nick.c_str(), this->oper.c_str(), privstr.c_str()); + return false; +} + bool User::AddBuffer(const std::string &a) { std::string::size_type start = 0; @@ -558,10 +609,10 @@ bool User::AddBuffer(const std::string &a) } } - if (this->MyClass && (recvq.length() > this->MyClass->GetRecvqMax())) + if (this->MyClass && !this->HasPrivPermission("users/flood/increased-buffers") && recvq.length() > this->MyClass->GetRecvqMax()) { ServerInstance->Users->QuitUser(this, "RecvQ exceeded"); - ServerInstance->SNO->WriteToSnoMask('A', "User %s RecvQ of %lu exceeds connect class maximum of %lu",this->nick.c_str(),(unsigned long int)recvq.length(),this->MyClass->GetRecvqMax()); + ServerInstance->SNO->WriteToSnoMask('a', "User %s RecvQ of %lu exceeds connect class maximum of %lu",this->nick.c_str(),(unsigned long int)recvq.length(),this->MyClass->GetRecvqMax()); return false; } @@ -620,10 +671,7 @@ std::string User::GetBuffer() void User::AddWriteBuf(const std::string &data) { - if (this->quitting) - return; - - if (this->MyClass && (sendq.length() + data.length() > this->MyClass->GetSendqMax())) + if (!this->quitting && this->MyClass && !this->HasPrivPermission("users/flood/increased-buffers") && sendq.length() + data.length() > this->MyClass->GetSendqMax()) { /* * Fix by brain - Set the error text BEFORE calling, because @@ -631,10 +679,13 @@ void User::AddWriteBuf(const std::string &data) * to repeatedly add the text to the sendq! */ ServerInstance->Users->QuitUser(this, "SendQ exceeded"); - ServerInstance->SNO->WriteToSnoMask('A', "User %s SendQ of %lu exceeds connect class maximum of %lu",this->nick.c_str(),(unsigned long int)sendq.length() + data.length(),this->MyClass->GetSendqMax()); + ServerInstance->SNO->WriteToSnoMask('a', "User %s SendQ of %lu exceeds connect class maximum of %lu",this->nick.c_str(),(unsigned long int)sendq.length() + data.length(),this->MyClass->GetSendqMax()); return; } + // We still want to append data to the sendq of a quitting user, + // e.g. their ERROR message that says 'closing link' + 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 @@ -693,10 +744,6 @@ void User::FlushWriteBuf() void User::Oper(const std::string &opertype, const std::string &opername) { - char* mycmd; - char* savept; - char* savept2; - if (this->IsModeSet('o')) this->UnOper(); @@ -714,31 +761,40 @@ void User::Oper(const std::string &opertype, const std::string &opername) opertype_t::iterator iter_opertype = ServerInstance->Config->opertypes.find(this->oper.c_str()); if (iter_opertype != ServerInstance->Config->opertypes.end()) { - if (AllowedOperCommands) AllowedOperCommands->clear(); else - AllowedOperCommands = new std::map; + AllowedOperCommands = new std::set; + + if (AllowedPrivs) + AllowedPrivs->clear(); + else + AllowedPrivs = new std::set; AllowedUserModes.reset(); AllowedChanModes.reset(); this->AllowedUserModes['o' - 'A'] = true; // Call me paranoid if you want. - char* Classes = strdup(iter_opertype->second); - char* myclass = strtok_r(Classes," ",&savept); - while (myclass) + std::string myclass, mycmd, mypriv; + irc::spacesepstream Classes(iter_opertype->second.c_str()); + while (Classes.GetToken(myclass)) { - operclass_t::iterator iter_operclass = ServerInstance->Config->operclass.find(myclass); + operclass_t::iterator iter_operclass = ServerInstance->Config->operclass.find(myclass.c_str()); if (iter_operclass != ServerInstance->Config->operclass.end()) { - char* CommandList = strdup(iter_operclass->second.commandlist); - mycmd = strtok_r(CommandList," ",&savept2); - while (mycmd) + /* Process commands */ + irc::spacesepstream CommandList(iter_operclass->second.commandlist); + while (CommandList.GetToken(mycmd)) + { + this->AllowedOperCommands->insert(mycmd); + } + + irc::spacesepstream PrivList(iter_operclass->second.privs); + while (PrivList.GetToken(mypriv)) { - this->AllowedOperCommands->insert(std::make_pair(mycmd, true)); - mycmd = strtok_r(NULL," ",&savept2); + this->AllowedPrivs->insert(mypriv); } - free(CommandList); + for (unsigned char* c = (unsigned char*)iter_operclass->second.umodelist; *c; ++c) { if (*c == '*') @@ -750,6 +806,7 @@ void User::Oper(const std::string &opertype, const std::string &opername) this->AllowedUserModes[*c - 'A'] = true; } } + for (unsigned char* c = (unsigned char*)iter_operclass->second.cmodelist; *c; ++c) { if (*c == '*') @@ -762,9 +819,7 @@ void User::Oper(const std::string &opertype, const std::string &opername) } } } - myclass = strtok_r(NULL," ",&savept); } - free(Classes); } FOREACH_MOD(I_OnPostOper,OnPostOper(this, opertype, opername)); @@ -781,6 +836,7 @@ void User::UnOper() */ this->oper.clear(); + /* Remove all oper only modes from the user when the deoper - Bug #466*/ std::string moderemove("-"); @@ -791,12 +847,13 @@ void User::UnOper() moderemove += letter; } + std::vector parameters; parameters.push_back(this->nick); parameters.push_back(moderemove); ServerInstance->Parser->CallHandler("MODE", parameters, this); - + /* remove the user from the oper list. Will remove multiple entries as a safeguard against bug #404 */ ServerInstance->Users->all_opers.remove(this); @@ -806,8 +863,15 @@ void User::UnOper() AllowedOperCommands = NULL; } + if (AllowedPrivs) + { + delete AllowedPrivs; + AllowedPrivs = NULL; + } + AllowedUserModes.reset(); AllowedChanModes.reset(); + this->modes[UM_OPERATOR] = 0; } } @@ -838,22 +902,22 @@ void User::CheckClass() else if ((a->GetMaxLocal()) && (ServerInstance->Users->LocalCloneCount(this) > a->GetMaxLocal())) { ServerInstance->Users->QuitUser(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->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())) { ServerInstance->Users->QuitUser(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->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; } -bool User::CheckLines() +bool User::CheckLines(bool doZline) { - const char* check[] = { "G" , "K", NULL }; + const char* check[] = { "G" , "K", (doZline) ? "Z" : NULL, NULL }; if (!this->exempt) { @@ -884,7 +948,7 @@ void User::FullConnect() * 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! */ @@ -954,8 +1018,8 @@ User* User::UpdateNickHash(const char* New) return NULL; /* doesnt exist */ User* olduser = oldnick->second; - (*(ServerInstance->Users->clientlist))[New] = olduser; ServerInstance->Users->clientlist->erase(oldnick); + (*(ServerInstance->Users->clientlist))[New] = olduser; return olduser; } @@ -974,8 +1038,12 @@ bool User::ForceNickChange(const char* newnick) this->InvalidateCache(); + this->Extend("NICKForced", "Enabled"); + FOREACH_RESULT(I_OnUserPreNick,OnUserPreNick(this, newnick)); + this->Shrink("NICKForced"); + if (MOD_RESULT) { ServerInstance->stats->statsCollisions++; @@ -989,7 +1057,9 @@ bool User::ForceNickChange(const char* newnick) std::vector parameters; nickhandler->HandleInternal(1, dummy); parameters.push_back(newnick); + this->Extend("NICKForced", "Enabled"); bool result = (ServerInstance->Parser->CallHandler("NICK", parameters, this) == CMD_SUCCESS); + this->Shrink("NICKForced"); nickhandler->HandleInternal(0, dummy); return result; } @@ -1090,7 +1160,7 @@ const char* User::GetCIDRMask(int range) sockaddr_in6* sin; int i, bytestozero, extrabits; char buffer[40]; - + if(range > 128) throw "CIDR mask width greater than address width (IPv6, 128 bit)"; @@ -1103,12 +1173,12 @@ const char* User::GetCIDRMask(int range) * which must be set to zero. */ bytestozero = (128 - range) / 8; - + /* Some of the least significant bits of the next most significant byte may also have to * be zeroed. The number of bits is the remainder of the above division. */ extrabits = (128 - range) % 8; - + /* Populate our working struct with the parts of the user's IP which are required in the * final CIDR mask. Set all the subsequent bytes to zero. * (16 - bytestozero) is the number of bytes which must be populated with actual IP data. @@ -1117,13 +1187,13 @@ const char* User::GetCIDRMask(int range) { v6.s6_addr[i] = sin->sin6_addr.s6_addr[i]; } - + /* And zero all the remaining bytes in the IP. */ for(; i < 16; i++) { v6.s6_addr[i] = 0; } - + /* And finally, zero the extra bits required. */ v6.s6_addr[15 - bytestozero] = (v6.s6_addr[15 - bytestozero] >> extrabits) << extrabits; @@ -1173,7 +1243,7 @@ const char* User::GetCIDRMask(int range) return ""; // unused, but oh well } -const char* User::GetIPString(bool translate4in6) +const char* User::GetIPString() { static char buf[40]; @@ -1197,16 +1267,10 @@ const char* User::GetIPString(bool translate4in6) { strlcpy(&temp[1], buf, sizeof(temp) - 1); *temp = '0'; - if (translate4in6 && !strncmp(temp, "0::ffff:", 8)) - { - this->cachedip = temp + 8; - return temp + 8; - } - this->cachedip = temp; return temp; } - + this->cachedip = buf; return buf; } @@ -1223,7 +1287,7 @@ const char* User::GetIPString(bool translate4in6) default: break; } - + // Unreachable, probably return ""; } @@ -1525,9 +1589,6 @@ void User::WriteCommonExcept(const std::string &text) void User::WriteWallOps(const std::string &text) { - if (!IS_LOCAL(this)) - return; - std::string wallop("WALLOPS :"); wallop.append(text); @@ -1612,10 +1673,14 @@ bool User::ChangeDisplayedHost(const char* shost) FOREACH_RESULT(I_OnChangeLocalUserHost,OnChangeLocalUserHost(this,shost)); if (MOD_RESULT) return false; - FOREACH_MOD(I_OnChangeHost,OnChangeHost(this,shost)); } - if (this->ServerInstance->Config->CycleHosts) + FOREACH_MOD(I_OnChangeHost, OnChangeHost(this,shost)); + + int MOD_RESULT = 0; + FOREACH_RESULT(I_OnHostCycle, OnHostCycle(this)); + + if (this->ServerInstance->Config->CycleHosts && !MOD_RESULT) this->WriteCommonExcept("QUIT :Changing hosts"); /* Fix by Om: User::dhost is 65 long, this was truncating some long hosts */ @@ -1623,7 +1688,7 @@ bool User::ChangeDisplayedHost(const char* shost) this->InvalidateCache(); - if (this->ServerInstance->Config->CycleHosts) + if (this->ServerInstance->Config->CycleHosts && !MOD_RESULT) { for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++) { @@ -1642,17 +1707,20 @@ bool User::ChangeDisplayedHost(const char* shost) bool User::ChangeIdent(const char* newident) { - if (!this->ident.compare(newident)) + if (this->ident == newident) return true; - if (this->ServerInstance->Config->CycleHosts) + int MOD_RESULT = 0; + FOREACH_RESULT(I_OnHostCycle, OnHostCycle(this)); + + if (this->ServerInstance->Config->CycleHosts && !MOD_RESULT) this->WriteCommonExcept("%s","QUIT :Changing ident"); this->ident.assign(newident, 0, ServerInstance->Config->Limits.IdentMax + 1); this->InvalidateCache(); - if (this->ServerInstance->Config->CycleHosts) + if (this->ServerInstance->Config->CycleHosts && !MOD_RESULT) { for (UCListIter i = this->chans.begin(); i != this->chans.end(); i++) { @@ -1797,7 +1865,7 @@ ConnectClass* User::SetClass(const std::string &explicit_name) } /* check if host matches.. */ - if (!InspIRCd::MatchCIDR(this->GetIPString(), c->GetHost(), NULL) && + 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()); @@ -1893,6 +1961,10 @@ void User::PurgeEmptyChannels() chan_hash::iterator i2 = ServerInstance->chanlist->find(thischan->name); if (i2 != ServerInstance->chanlist->end()) { + int MOD_RESULT = 0; + FOREACH_RESULT_I(ServerInstance,I_OnChannelPreDelete, OnChannelPreDelete(i2->second)); + if (MOD_RESULT == 1) + continue; // delete halted by module FOREACH_MOD(I_OnChannelDelete,OnChannelDelete(i2->second)); delete i2->second; ServerInstance->chanlist->erase(i2); @@ -1973,6 +2045,26 @@ void User::DecreasePenalty(int decrease) this->Penalty -= decrease; } +void FakeUser::SetFakeServer(std::string name) +{ + this->nick = name; + this->server = nick.c_str(); +} + +const std::string FakeUser::GetFullHost() +{ + if (*ServerInstance->Config->HideWhoisServer) + return ServerInstance->Config->HideWhoisServer; + return nick; +} + +const std::string FakeUser::GetFullRealHost() +{ + if (*ServerInstance->Config->HideWhoisServer) + return ServerInstance->Config->HideWhoisServer; + return nick; +} + VisData::VisData() { } @@ -1985,4 +2077,3 @@ bool VisData::VisibleTo(User* user) { return true; } -