void LocalUser::FullConnect() { ServerInstance->stats->statsConnects++; this->idle_lastmsg = ServerInstance->Time(); /* * You may be thinking "wtf, we checked this in User::AddClient!" - and yes, we did, BUT. * At the time AddClient is called, we don't have a resolved host, by here we probably do - which * may put the user into a totally seperate class with different restrictions! so we *must* check again. * Don't remove this! -- w00t */ MyClass = NULL; SetClass(); CheckClass(); CheckLines(); if (quitting) return; 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__); 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->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 MOTD and LUSERS output, give modules a chance too */ ModResult MOD_RESULT; std::string command("LUSERS"); std::vector<std::string> parameters; FIRST_MOD_RESULT(OnPreCommand, MOD_RESULT, (command, parameters, this, true, command)); if (!MOD_RESULT) ServerInstance->Parser->CallHandler(command, parameters, this); MOD_RESULT = MOD_RES_PASSTHRU; command = "MOTD"; 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 * for a user that doesn't exist yet. */ FOREACH_MOD(I_OnUserConnect,OnUserConnect(this)); this->registered = REG_ALL; FOREACH_MOD(I_OnPostConnect,OnPostConnect(this)); 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().c_str(), this->fullname.c_str()); ServerInstance->Logs->Log("BANCACHE", DEBUG, "BanCache: Adding NEGATIVE hit for " + this->GetIPString()); ServerInstance->BanCache->AddHit(this->GetIPString(), "", ""); // reset the flood penalty (which could have been raised due to things like auto +x) CommandFloodPenalty = 0; }
CmdResult CommandUID::Handle(const parameterlist ¶ms, User* serversrc) { SpanningTreeUtilities* Utils = ((ModuleSpanningTree*)(Module*)creator)->Utils; /** Do we have enough parameters: * 0 1 2 3 4 5 6 7 8 9 (n-1) * UID uuid age nick host dhost ident ip.string signon +modes (modepara) :gecos */ time_t age_t = ConvToInt(params[1]); time_t signon = ConvToInt(params[7]); std::string empty; const std::string& modestr = params[8]; TreeServer* remoteserver = Utils->FindServer(serversrc->server); if (!remoteserver) return CMD_INVALID; /* Is this a valid UID, and not misrouted? */ if (params[0].length() != 9 || params[0].substr(0,3) != serversrc->uuid) return CMD_INVALID; /* Check parameters for validity before introducing the client, discovered by dmb */ if (!age_t) return CMD_INVALID; if (!signon) return CMD_INVALID; if (modestr[0] != '+') return CMD_INVALID; TreeSocket* sock = remoteserver->GetRoute()->GetSocket(); /* check for collision */ user_hash::iterator iter = ServerInstance->Users->clientlist->find(params[2]); if (iter != ServerInstance->Users->clientlist->end()) { /* * Nick collision. */ int collide = sock->DoCollision(iter->second, age_t, params[5], params[6], params[0]); ServerInstance->Logs->Log("m_spanningtree",LOG_DEBUG,"*** Collision on %s, collide=%d", params[2].c_str(), collide); if (collide != 1) { /* remote client lost, make sure we change their nick for the hash too * * This alters the line that will be sent to other servers, which * commands normally shouldn't do; hence the required const_cast. */ const_cast<parameterlist&>(params)[2] = params[0]; } } /* IMPORTANT NOTE: For remote users, we pass the UUID in the constructor. This automatically * sets it up in the UUID hash for us. */ User* _new = NULL; try { _new = new RemoteUser(params[0], remoteserver->GetName()); } catch (...) { ServerInstance->Logs->Log("m_spanningtree", LOG_DEFAULT, "Duplicate UUID %s in client introduction", params[0].c_str()); return CMD_INVALID; } (*(ServerInstance->Users->clientlist))[params[2]] = _new; _new->nick = params[2]; _new->host = params[3]; _new->dhost = params[4]; _new->ident = params[5]; _new->fullname = params[params.size() - 1]; _new->registered = REG_ALL; _new->signon = signon; _new->age = age_t; unsigned int paramptr = 9; // Accept more '+' chars, for now std::string::size_type pos = modestr.find_first_not_of('+'); for (std::string::const_iterator v = modestr.begin()+pos; v != modestr.end(); ++v) { /* For each mode thats set, find the mode handler and set it on the new user */ ModeHandler* mh = ServerInstance->Modes->FindMode(*v, MODETYPE_USER); if (!mh) { ServerInstance->Logs->Log("m_spanningtree", LOG_DEFAULT, "Unrecognised mode '%c' for a user in UID, dropping link", *v); return CMD_INVALID; } if (mh->GetNumParams(true)) { if (paramptr >= params.size() - 1) return CMD_INVALID; std::string mp = params[paramptr++]; /* IMPORTANT NOTE: * All modes are assumed to succeed here as they are being set by a remote server. * Modes CANNOT FAIL here. If they DO fail, then the failure is ignored. This is important * to note as all but one modules currently cannot ever fail in this situation, except for * m_servprotect which specifically works this way to prevent the mode being set ANYWHERE * but here, at client introduction. You may safely assume this behaviour is standard and * will not change in future versions if you want to make use of this protective behaviour * yourself. */ mh->OnModeChange(_new, _new, NULL, mp, true); } else mh->OnModeChange(_new, _new, NULL, empty, true); _new->SetMode(*v, true); } _new->SetClientIP(params[6].c_str()); ServerInstance->Users->AddGlobalClone(_new); remoteserver->UserCount++; bool dosend = true; if ((Utils->quiet_bursts && remoteserver->bursting) || ServerInstance->SilentULine(_new->server)) dosend = false; if (dosend) ServerInstance->SNO->WriteToSnoMask('C',"Client connecting at %s: %s (%s) [%s]", _new->server.c_str(), _new->GetFullRealHost().c_str(), _new->GetIPString().c_str(), _new->fullname.c_str()); FOREACH_MOD(I_OnPostConnect,OnPostConnect(_new)); return CMD_SUCCESS; }