/* * InspIRCd -- Internet Relay Chat Daemon * * Copyright (C) 2009-2010 Daniel De Graaf * Copyright (C) 2007-2009 Robin Burchell * Copyright (C) 2006-2009 Dennis Friis * Copyright (C) 2006-2008 Craig Edwards * Copyright (C) 2008 Thomas Stagner * Copyright (C) 2006 Oliver Lupton * * This file is part of InspIRCd. InspIRCd is free software: you can * redistribute it and/or modify it under the terms of the GNU General Public * License as published by the Free Software Foundation, version 2. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more * details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . */ #include "inspircd.h" #include #include "xline.h" #include "exitcodes.h" #include "commands/cmd_whowas.h" #include "configparser.h" #include #ifdef _WIN32 #include #pragma comment(lib, "Iphlpapi.lib") #endif ServerConfig::ServerConfig() { WhoWasGroupSize = WhoWasMaxGroups = WhoWasMaxKeep = 0; RawLog = NoUserDns = HideBans = HideSplits = UndernetMsgPrefix = false; WildcardIPv6 = CycleHosts = InvBypassModes = true; dns_timeout = 5; MaxTargets = 20; NetBufferSize = 10240; SoftLimit = ServerInstance->SE->GetMaxFds(); MaxConn = SOMAXCONN; MaxChans = 20; OperMaxChans = 30; c_ipv4_range = 32; c_ipv6_range = 128; } void ServerConfig::Update005() { std::stringstream out(data005); std::vector data; std::string token; while (out >> token) data.push_back(token); sort(data.begin(), data.end()); std::string line5; isupport.clear(); for(unsigned int i=0; i < data.size(); i++) { token = data[i]; line5 = line5 + token + " "; if (i % 13 == 12) { line5.append(":are supported by this server"); isupport.push_back(line5); line5.clear(); } } if (!line5.empty()) { line5.append(":are supported by this server"); isupport.push_back(line5); } } void ServerConfig::Send005(User* user) { for (std::vector::iterator line = ServerInstance->Config->isupport.begin(); line != ServerInstance->Config->isupport.end(); line++) user->WriteNumeric(RPL_ISUPPORT, "%s %s", user->nick.c_str(), line->c_str()); } template static void range(T& value, V min, V max, V def, const char* msg) { if (value >= (T)min && value <= (T)max) return; ServerInstance->Logs->Log("CONFIG", DEFAULT, "WARNING: %s value of %ld is not between %ld and %ld; set to %ld.", msg, (long)value, (long)min, (long)max, (long)def); value = def; } static void ValidIP(const std::string& ip, const std::string& key) { irc::sockets::sockaddrs dummy; if (!irc::sockets::aptosa(ip, 0, dummy)) throw CoreException("The value of "+key+" is not an IP address"); } static void ValidHost(const std::string& p, const std::string& msg) { int num_dots = 0; if (p.empty() || p[0] == '.') throw CoreException("The value of "+msg+" is not a valid hostname"); for (unsigned int i=0;i < p.length();i++) { switch (p[i]) { case ' ': throw CoreException("The value of "+msg+" is not a valid hostname"); case '.': num_dots++; break; } } if (num_dots == 0) throw CoreException("The value of "+msg+" is not a valid hostname"); } bool ServerConfig::ApplyDisabledCommands(const std::string& data) { std::stringstream dcmds(data); std::string thiscmd; /* Enable everything first */ for (Commandtable::iterator x = ServerInstance->Parser->cmdlist.begin(); x != ServerInstance->Parser->cmdlist.end(); x++) x->second->Disable(false); /* Now disable all the ones which the user wants disabled */ while (dcmds >> thiscmd) { Commandtable::iterator cm = ServerInstance->Parser->cmdlist.find(thiscmd); if (cm != ServerInstance->Parser->cmdlist.end()) { cm->second->Disable(true); } } return true; } static void FindDNS(std::string& server) { if (!server.empty()) return; #ifdef _WIN32 // attempt to look up their nameserver from the system ServerInstance->Logs->Log("CONFIG",DEFAULT,"WARNING: not defined, attempting to find a working server in the system settings..."); PFIXED_INFO pFixedInfo; DWORD dwBufferSize = sizeof(FIXED_INFO); pFixedInfo = (PFIXED_INFO) HeapAlloc(GetProcessHeap(), 0, sizeof(FIXED_INFO)); if(pFixedInfo) { if (GetNetworkParams(pFixedInfo, &dwBufferSize) == ERROR_BUFFER_OVERFLOW) { HeapFree(GetProcessHeap(), 0, pFixedInfo); pFixedInfo = (PFIXED_INFO) HeapAlloc(GetProcessHeap(), 0, dwBufferSize); } if(pFixedInfo) { if (GetNetworkParams(pFixedInfo, &dwBufferSize) == NO_ERROR) server = pFixedInfo->DnsServerList.IpAddress.String; HeapFree(GetProcessHeap(), 0, pFixedInfo); } if(!server.empty()) { ServerInstance->Logs->Log("CONFIG",DEFAULT," set to '%s' as first active resolver in the system settings.", server.c_str()); return; } } ServerInstance->Logs->Log("CONFIG",DEFAULT,"No viable nameserver found! Defaulting to nameserver '127.0.0.1'!"); #else // attempt to look up their nameserver from /etc/resolv.conf ServerInstance->Logs->Log("CONFIG",DEFAULT,"WARNING: not defined, attempting to find working server in /etc/resolv.conf..."); std::ifstream resolv("/etc/resolv.conf"); while (resolv >> server) { if (server == "nameserver") { resolv >> server; if (server.find_first_not_of("0123456789.") == std::string::npos) { ServerInstance->Logs->Log("CONFIG",DEFAULT," set to '%s' as first resolver in /etc/resolv.conf.",server.c_str()); return; } } } ServerInstance->Logs->Log("CONFIG",DEFAULT,"/etc/resolv.conf contains no viable nameserver entries! Defaulting to nameserver '127.0.0.1'!"); #endif server = "127.0.0.1"; } static void ReadXLine(ServerConfig* conf, const std::string& tag, const std::string& key, XLineFactory* make) { ConfigTagList tags = conf->ConfTags(tag); for(ConfigIter i = tags.first; i != tags.second; ++i) { ConfigTag* ctag = i->second; std::string mask; if (!ctag->readString(key, mask)) throw CoreException("<"+tag+":"+key+"> missing at " + ctag->getTagLocation()); std::string reason = ctag->getString("reason", ""); XLine* xl = make->Generate(ServerInstance->Time(), 0, "", reason, mask); if (!ServerInstance->XLines->AddLine(xl, NULL)) delete xl; } } typedef std::map LocalIndex; void ServerConfig::CrossCheckOperClassType() { LocalIndex operclass; ConfigTagList tags = ConfTags("class"); for(ConfigIter i = tags.first; i != tags.second; ++i) { ConfigTag* tag = i->second; std::string name = tag->getString("name"); if (name.empty()) throw CoreException(" missing from tag at " + tag->getTagLocation()); if (operclass.find(name) != operclass.end()) throw CoreException("Duplicate class block with name " + name + " at " + tag->getTagLocation()); operclass[name] = tag; } tags = ConfTags("type"); for(ConfigIter i = tags.first; i != tags.second; ++i) { ConfigTag* tag = i->second; std::string name = tag->getString("name"); if (name.empty()) throw CoreException(" is missing from tag at " + tag->getTagLocation()); if (!ServerInstance->IsNick(name.c_str(), Limits.NickMax)) throw CoreException(" is invalid (value '" + name + "')"); if (oper_blocks.find(" " + name) != oper_blocks.end()) throw CoreException("Duplicate type block with name " + name + " at " + tag->getTagLocation()); OperInfo* ifo = new OperInfo; oper_blocks[" " + name] = ifo; ifo->name = name; ifo->type_block = tag; std::string classname; irc::spacesepstream str(tag->getString("classes")); while (str.GetToken(classname)) { LocalIndex::iterator cls = operclass.find(classname); if (cls == operclass.end()) throw CoreException("Oper type " + name + " has missing class " + classname); ifo->class_blocks.push_back(cls->second); } } tags = ConfTags("oper"); for(ConfigIter i = tags.first; i != tags.second; ++i) { ConfigTag* tag = i->second; std::string name = tag->getString("name"); if (name.empty()) throw CoreException(" missing from tag at " + tag->getTagLocation()); std::string type = tag->getString("type"); OperIndex::iterator tblk = oper_blocks.find(" " + type); if (tblk == oper_blocks.end()) throw CoreException("Oper block " + name + " has missing type " + type); if (oper_blocks.find(name) != oper_blocks.end()) throw CoreException("Duplicate oper block with name " + name + " at " + tag->getTagLocation()); OperInfo* ifo = new OperInfo; ifo->name = type; ifo->oper_block = tag; ifo->type_block = tblk->second->type_block; ifo->class_blocks.assign(tblk->second->class_blocks.begin(), tblk->second->class_blocks.end()); oper_blocks[name] = ifo; } } void ServerConfig::CrossCheckConnectBlocks(ServerConfig* current) { typedef std::map ClassMap; ClassMap oldBlocksByMask; if (current) { for(ClassVector::iterator i = current->Classes.begin(); i != current->Classes.end(); ++i) { ConnectClass* c = *i; if (c->name.substr(0, 8) != "unnamed-") { oldBlocksByMask["n" + c->name] = c; } else if (c->type == CC_ALLOW || c->type == CC_DENY) { std::string typeMask = (c->type == CC_ALLOW) ? "a" : "d"; typeMask += c->host; oldBlocksByMask[typeMask] = c; } } } int blk_count = config_data.count("connect"); if (blk_count == 0) { // No connect blocks found; make a trivial default block std::vector* items; ConfigTag* tag = ConfigTag::create("connect", "", 0, items); items->push_back(std::make_pair("allow", "*")); config_data.insert(std::make_pair("connect", tag)); blk_count = 1; } Classes.resize(blk_count); std::map names; bool try_again = true; for(int tries=0; try_again; tries++) { try_again = false; ConfigTagList tags = ConfTags("connect"); int i=0; for(ConfigIter it = tags.first; it != tags.second; ++it, ++i) { ConfigTag* tag = it->second; if (Classes[i]) continue; ConnectClass* parent = NULL; std::string parentName = tag->getString("parent"); if (!parentName.empty()) { std::map::iterator parentIter = names.find(parentName); if (parentIter == names.end()) { try_again = true; // couldn't find parent this time. If it's the last time, we'll never find it. if (tries >= blk_count) throw CoreException("Could not find parent connect class \"" + parentName + "\" for connect block at " + tag->getTagLocation()); continue; } parent = Classes[parentIter->second]; } std::string name = tag->getString("name"); std::string mask, typeMask; char type; if (tag->readString("allow", mask, false)) { type = CC_ALLOW; typeMask = 'a' + mask; } else if (tag->readString("deny", mask, false)) { type = CC_DENY; typeMask = 'd' + mask; } else if (!name.empty()) { type = CC_NAMED; mask = name; typeMask = 'n' + mask; } else { throw CoreException("Connect class must have allow, deny, or name specified at " + tag->getTagLocation()); } if (name.empty()) { name = "unnamed-" + ConvToStr(i); } else { typeMask = 'n' + name; } if (names.find(name) != names.end()) throw CoreException("Two connect classes with name \"" + name + "\" defined!"); names[name] = i; ConnectClass* me = parent ? new ConnectClass(tag, type, mask, *parent) : new ConnectClass(tag, type, mask); me->name = name; me->registration_timeout = tag->getInt("timeout", me->registration_timeout); me->pingtime = tag->getInt("pingfreq", me->pingtime); std::string sendq; if (tag->readString("sendq", sendq)) { // attempt to guess a good hard/soft sendq from a single value long value = atol(sendq.c_str()); if (value > 16384) me->softsendqmax = value / 16; else me->softsendqmax = value; me->hardsendqmax = value * 8; } me->softsendqmax = tag->getInt("softsendq", me->softsendqmax); me->hardsendqmax = tag->getInt("hardsendq", me->hardsendqmax); me->recvqmax = tag->getInt("recvq", me->recvqmax); me->penaltythreshold = tag->getInt("threshold", me->penaltythreshold); me->commandrate = tag->getInt("commandrate", me->commandrate); me->fakelag = tag->getBool("fakelag", me->fakelag); me->maxlocal = tag->getInt("localmax", me->maxlocal); me->maxglobal = tag->getInt("globalmax", me->maxglobal); me->maxchans = tag->getInt("maxchans", me->maxchans); me->maxconnwarn = tag->getBool("maxconnwarn", me->maxconnwarn); me->limit = tag->getInt("limit", me->limit); ClassMap::iterator oldMask = oldBlocksByMask.find(typeMask); if (oldMask != oldBlocksByMask.end()) { ConnectClass* old = oldMask->second; oldBlocksByMask.erase(oldMask); old->Update(me); delete me; me = old; } Classes[i] = me; } } } /** Represents a deprecated configuration tag. */ struct Deprecated { /** Tag name */ const char* tag; /** Tag value */ const char* value; /** Reason for deprecation */ const char* reason; }; static const Deprecated ChangedConfig[] = { {"options", "hidelinks", "has been moved to as of 1.2a3"}, {"options", "hidewhois", "has been moved to as of 1.2a3"}, {"options", "userstats", "has been moved to as of 1.2a3"}, {"options", "customversion", "has been moved to as of 1.2a3"}, {"options", "hidesplits", "has been moved to as of 1.2a3"}, {"options", "hidebans", "has been moved to as of 1.2a3"}, {"options", "hidekills", "has been moved to as of 1.2a3"}, {"options", "operspywhois", "has been moved to as of 1.2a3"}, {"options", "announceinvites", "has been moved to as of 1.2a3"}, {"options", "hidemodes", "has been moved to as of 1.2a3"}, {"options", "maxtargets", "has been moved to as of 1.2a3"}, {"options", "nouserdns", "has been moved to as of 1.2a3"}, {"options", "maxwho", "has been moved to as of 1.2a3"}, {"options", "softlimit", "has been moved to as of 1.2a3"}, {"options", "somaxconn", "has been moved to as of 1.2a3"}, {"options", "netbuffersize", "has been moved to as of 1.2a3"}, {"options", "maxwho", "has been moved to as of 1.2a3"}, {"options", "loglevel", "1.2+ does not use the loglevel value. Please define tags instead."}, {"die", "value", "you need to reread your config"}, {"bind", "transport", "has been moved to as of 2.0a1"}, {"link", "transport", "has been moved to as of 2.0a1"}, {"link", "autoconnect", "2.0+ does not use the autoconnect value. Please define tags instead."}, }; void ServerConfig::Fill() { ConfigTag* options = ConfValue("options"); ConfigTag* security = ConfValue("security"); if (sid.empty()) { ServerName = ConfValue("server")->getString("name"); sid = ConfValue("server")->getString("id"); ValidHost(ServerName, ""); if (!sid.empty() && !ServerInstance->IsSID(sid)) throw CoreException(sid + " is not a valid server ID. A server ID must be 3 characters long, with the first character a digit and the next two characters a digit or letter."); } else { if (ServerName != ConfValue("server")->getString("name")) throw CoreException("You must restart to change the server name or SID"); std::string nsid = ConfValue("server")->getString("id"); if (!nsid.empty() && nsid != sid) throw CoreException("You must restart to change the server name or SID"); } diepass = ConfValue("power")->getString("diepass"); restartpass = ConfValue("power")->getString("restartpass"); powerhash = ConfValue("power")->getString("hash"); PrefixQuit = options->getString("prefixquit"); SuffixQuit = options->getString("suffixquit"); FixedQuit = options->getString("fixedquit"); PrefixPart = options->getString("prefixpart"); SuffixPart = options->getString("suffixpart"); FixedPart = options->getString("fixedpart"); SoftLimit = ConfValue("performance")->getInt("softlimit", ServerInstance->SE->GetMaxFds()); MaxConn = ConfValue("performance")->getInt("somaxconn", SOMAXCONN); MoronBanner = options->getString("moronbanner", "You're banned!"); ServerDesc = ConfValue("server")->getString("description", "Configure Me"); Network = ConfValue("server")->getString("network", "Network"); AdminName = ConfValue("admin")->getString("name", ""); AdminEmail = ConfValue("admin")->getString("email", "null@example.com"); AdminNick = ConfValue("admin")->getString("nick", "admin"); ModPath = ConfValue("path")->getString("moduledir", MOD_PATH); NetBufferSize = ConfValue("performance")->getInt("netbuffersize", 10240); dns_timeout = ConfValue("dns")->getInt("timeout", 5); DisabledCommands = ConfValue("disabled")->getString("commands", ""); DisabledDontExist = ConfValue("disabled")->getBool("fakenonexistant"); UserStats = security->getString("userstats"); CustomVersion = security->getString("customversion", Network + " IRCd"); HideSplits = security->getBool("hidesplits"); HideBans = security->getBool("hidebans"); HideWhoisServer = security->getString("hidewhois"); HideKillsServer = security->getString("hidekills"); RestrictBannedUsers = security->getBool("restrictbannedusers", true); GenericOper = security->getBool("genericoper"); NoUserDns = ConfValue("performance")->getBool("nouserdns"); SyntaxHints = options->getBool("syntaxhints"); CycleHosts = options->getBool("cyclehosts"); CycleHostsFromUser = options->getBool("cyclehostsfromuser"); UndernetMsgPrefix = options->getBool("ircumsgprefix"); FullHostInTopic = options->getBool("hostintopic"); MaxTargets = security->getInt("maxtargets", 20); DefaultModes = options->getString("defaultmodes", "nt"); PID = ConfValue("pid")->getString("file"); WhoWasGroupSize = ConfValue("whowas")->getInt("groupsize"); WhoWasMaxGroups = ConfValue("whowas")->getInt("maxgroups"); WhoWasMaxKeep = ServerInstance->Duration(ConfValue("whowas")->getString("maxkeep")); MaxChans = ConfValue("channels")->getInt("users", 20); OperMaxChans = ConfValue("channels")->getInt("opers", 60); c_ipv4_range = ConfValue("cidr")->getInt("ipv4clone", 32); c_ipv6_range = ConfValue("cidr")->getInt("ipv6clone", 128); Limits.NickMax = ConfValue("limits")->getInt("maxnick", 32); Limits.ChanMax = ConfValue("limits")->getInt("maxchan", 64); Limits.MaxModes = ConfValue("limits")->getInt("maxmodes", 20); Limits.IdentMax = ConfValue("limits")->getInt("maxident", 11); Limits.MaxQuit = ConfValue("limits")->getInt("maxquit", 255); Limits.MaxTopic = ConfValue("limits")->getInt("maxtopic", 307); Limits.MaxKick = ConfValue("limits")->getInt("maxkick", 255); Limits.MaxGecos = ConfValue("limits")->getInt("maxgecos", 128); Limits.MaxAway = ConfValue("limits")->getInt("maxaway", 200); InvBypassModes = options->getBool("invitebypassmodes", true); NoSnoticeStack = options->getBool("nosnoticestack", false); WelcomeNotice = options->getBool("welcomenotice", true); range(SoftLimit, 10, ServerInstance->SE->GetMaxFds(), ServerInstance->SE->GetMaxFds(), ""); if (ConfValue("performance")->getBool("limitsomaxconn", true)) range(MaxConn, 0, SOMAXCONN, SOMAXCONN, ""); range(MaxTargets, 1, 31, 20, ""); range(NetBufferSize, 1024, 65534, 10240, ""); range(WhoWasGroupSize, 0, 10000, 10, ""); range(WhoWasMaxGroups, 0, 1000000, 10240, ""); range(WhoWasMaxKeep, 3600, INT_MAX, 3600, ""); ValidIP(DNSServer, ""); std::string defbind = options->getString("defaultbind"); if (assign(defbind) == "ipv4") { WildcardIPv6 = false; } else if (assign(defbind) == "ipv6") { WildcardIPv6 = true; } else { WildcardIPv6 = true; int socktest = socket(AF_INET6, SOCK_STREAM, 0); if (socktest < 0) WildcardIPv6 = false; else ServerInstance->SE->Close(socktest); } ConfigTagList tags = ConfTags("uline"); for(ConfigIter i = tags.first; i != tags.second; ++i) { ConfigTag* tag = i->second; std::string server; if (!tag->readString("server", server)) throw CoreException(" tag missing server at " + tag->getTagLocation()); ulines[assign(server)] = tag->getBool("silent"); } tags = ConfTags("banlist"); for(ConfigIter i = tags.first; i != tags.second; ++i) { ConfigTag* tag = i->second; std::string chan; if (!tag->readString("chan", chan)) throw CoreException(" tag missing chan at " + tag->getTagLocation()); maxbans[chan] = tag->getInt("limit"); } ReadXLine(this, "badip", "ipmask", ServerInstance->XLines->GetFactory("Z")); ReadXLine(this, "badnick", "nick", ServerInstance->XLines->GetFactory("Q")); ReadXLine(this, "badhost", "host", ServerInstance->XLines->GetFactory("K")); ReadXLine(this, "exception", "host", ServerInstance->XLines->GetFactory("E")); memset(DisabledUModes, 0, sizeof(DisabledUModes)); std::string modes = ConfValue("disabled")->getString("usermodes"); for (std::string::const_iterator p = modes.begin(); p != modes.end(); ++p) { // Complain when the character is not a-z or A-Z if ((*p < 'A') || (*p > 'z') || ((*p < 'a') && (*p > 'Z'))) throw CoreException("Invalid usermode " + std::string(1, *p) + " was found."); DisabledUModes[*p - 'A'] = 1; } memset(DisabledCModes, 0, sizeof(DisabledCModes)); modes = ConfValue("disabled")->getString("chanmodes"); for (std::string::const_iterator p = modes.begin(); p != modes.end(); ++p) { if ((*p < 'A') || (*p > 'z') || ((*p < 'a') && (*p > 'Z'))) throw CoreException("Invalid chanmode " + std::string(1, *p) + " was found."); DisabledCModes[*p - 'A'] = 1; } memset(HideModeLists, 0, sizeof(HideModeLists)); modes = ConfValue("security")->getString("hidemodes"); for (std::string::const_iterator p = modes.begin(); p != modes.end(); ++p) HideModeLists[(unsigned char) *p] = true; std::string v = security->getString("announceinvites"); if (v == "ops") AnnounceInvites = ServerConfig::INVITE_ANNOUNCE_OPS; else if (v == "all") AnnounceInvites = ServerConfig::INVITE_ANNOUNCE_ALL; else if (v == "dynamic") AnnounceInvites = ServerConfig::INVITE_ANNOUNCE_DYNAMIC; else AnnounceInvites = ServerConfig::INVITE_ANNOUNCE_NONE; v = security->getString("operspywhois"); if (v == "splitmsg") OperSpyWhois = SPYWHOIS_SPLITMSG; else if (v == "on" || v == "yes") OperSpyWhois = SPYWHOIS_SINGLEMSG; else OperSpyWhois = SPYWHOIS_NONE; } // WARNING: it is not safe to use most of the codebase in this function, as it // will run in the config reader thread void ServerConfig::Read() { /* Load and parse the config file, if there are any errors then explode */ ParseStack stack(this); try { valid = stack.ParseFile(ServerInstance->ConfigFileName, 0); } catch (CoreException& err) { valid = false; errstr << err.GetReason(); } if (valid) { DNSServer = ConfValue("dns")->getString("server"); FindDNS(DNSServer); } } void ServerConfig::Apply(ServerConfig* old, const std::string &useruid) { valid = true; if (old) { /* * These values can only be set on boot. Keep their old values. Do it before we send messages so we actually have a servername. */ this->ServerName = old->ServerName; this->sid = old->sid; this->cmdline = old->cmdline; } /* The stuff in here may throw CoreException, be sure we're in a position to catch it. */ try { for (int Index = 0; Index * sizeof(Deprecated) < sizeof(ChangedConfig); Index++) { std::string dummy; ConfigTagList tags = ConfTags(ChangedConfig[Index].tag); for(ConfigIter i = tags.first; i != tags.second; ++i) { if (i->second->readString(ChangedConfig[Index].value, dummy, true)) errstr << "Your configuration contains a deprecated value: <" << ChangedConfig[Index].tag << ":" << ChangedConfig[Index].value << "> - " << ChangedConfig[Index].reason << " (at " << i->second->getTagLocation() << ")\n"; } } Fill(); // Handle special items CrossCheckOperClassType(); CrossCheckConnectBlocks(old); } catch (CoreException &ce) { errstr << ce.GetReason(); } // Check errors before dealing with failed binds, since continuing on failed bind is wanted in some circumstances. valid = errstr.str().empty(); // write once here, to try it out and make sure its ok if (valid) ServerInstance->WritePID(this->PID); if (old) { // On first run, ports are bound later on FailedPortList pl; ServerInstance->BindPorts(pl); if (pl.size()) { errstr << "Not all your client ports could be bound.\nThe following port(s) failed to bind:\n"; int j = 1; for (FailedPortList::iterator i = pl.begin(); i != pl.end(); i++, j++) { char buf[MAXBUF]; snprintf(buf, MAXBUF, "%d. Address: %s Reason: %s\n", j, i->first.empty() ? "" : i->first.c_str(), i->second.c_str()); errstr << buf; } } } User* user = useruid.empty() ? NULL : ServerInstance->FindNick(useruid); if (!valid) ServerInstance->Logs->Log("CONFIG",DEFAULT, "There were errors in your configuration file:"); while (errstr.good()) { std::string line; getline(errstr, line, '\n'); if (line.empty()) continue; // On startup, print out to console (still attached at this point) if (!old) std::cout << line << std::endl; // If a user is rehashing, tell them directly if (user) user->SendText(":%s NOTICE %s :*** %s", ServerInstance->Config->ServerName.c_str(), user->nick.c_str(), line.c_str()); // Also tell opers ServerInstance->SNO->WriteGlobalSno('a', line); } errstr.clear(); errstr.str(std::string()); // Re-parse our MOTD and RULES files for colors -- Justasic for (ClassVector::const_iterator it = this->Classes.begin(), it_end = this->Classes.end(); it != it_end; ++it) { ConfigTag *tag = (*it)->config; // Make sure our connection class allows motd colors if(!tag->getBool("allowmotdcolors")) continue; ConfigFileCache::iterator file = this->Files.find(tag->getString("motd", "motd")); if (file != this->Files.end()) InspIRCd::ProcessColors(file->second); file = this->Files.find(tag->getString("rules", "rules")); if (file != this->Files.end()) InspIRCd::ProcessColors(file->second); } /* No old configuration -> initial boot, nothing more to do here */ if (!old) { if (!valid) { ServerInstance->Exit(EXIT_STATUS_CONFIG); } return; } // If there were errors processing configuration, don't touch modules. if (!valid) return; ApplyModules(user); if (user) user->SendText(":%s NOTICE %s :*** Successfully rehashed server.", ServerInstance->Config->ServerName.c_str(), user->nick.c_str()); ServerInstance->SNO->WriteGlobalSno('a', "*** Successfully rehashed server."); } void ServerConfig::ApplyModules(User* user) { Module* whowas = ServerInstance->Modules->Find("cmd_whowas.so"); if (whowas) WhowasRequest(NULL, whowas, WhowasRequest::WHOWAS_PRUNE).Send(); const std::vector v = ServerInstance->Modules->GetAllModuleNames(0); std::vector added_modules; std::set removed_modules(v.begin(), v.end()); ConfigTagList tags = ConfTags("module"); for(ConfigIter i = tags.first; i != tags.second; ++i) { ConfigTag* tag = i->second; std::string name; if (tag->readString("name", name)) { // if this module is already loaded, the erase will succeed, so we need do nothing // otherwise, we need to add the module (which will be done later) if (removed_modules.erase(name) == 0) added_modules.push_back(name); } } if (ConfValue("options")->getBool("allowhalfop") && removed_modules.erase("m_halfop.so") == 0) added_modules.push_back("m_halfop.so"); for (std::set::iterator removing = removed_modules.begin(); removing != removed_modules.end(); removing++) { // Don't remove cmd_*.so, just remove m_*.so if (removing->c_str()[0] == 'c') continue; Module* m = ServerInstance->Modules->Find(*removing); if (m && ServerInstance->Modules->Unload(m)) { ServerInstance->SNO->WriteGlobalSno('a', "*** REHASH UNLOADED MODULE: %s",removing->c_str()); if (user) user->WriteNumeric(RPL_UNLOADEDMODULE, "%s %s :Module %s successfully unloaded.",user->nick.c_str(), removing->c_str(), removing->c_str()); else ServerInstance->SNO->WriteGlobalSno('a', "Module %s successfully unloaded.", removing->c_str()); } else { if (user) user->WriteNumeric(ERR_CANTUNLOADMODULE, "%s %s :Failed to unload module %s: %s",user->nick.c_str(), removing->c_str(), removing->c_str(), ServerInstance->Modules->LastError().c_str()); else ServerInstance->SNO->WriteGlobalSno('a', "Failed to unload module %s: %s", removing->c_str(), ServerInstance->Modules->LastError().c_str()); } } for (std::vector::iterator adding = added_modules.begin(); adding != added_modules.end(); adding++) { if (ServerInstance->Modules->Load(adding->c_str())) { ServerInstance->SNO->WriteGlobalSno('a', "*** REHASH LOADED MODULE: %s",adding->c_str()); if (user) user->WriteNumeric(RPL_LOADEDMODULE, "%s %s :Module %s successfully loaded.",user->nick.c_str(), adding->c_str(), adding->c_str()); else ServerInstance->SNO->WriteGlobalSno('a', "Module %s successfully loaded.", adding->c_str()); } else { if (user) user->WriteNumeric(ERR_CANTLOADMODULE, "%s %s :Failed to load module %s: %s",user->nick.c_str(), adding->c_str(), adding->c_str(), ServerInstance->Modules->LastError().c_str()); else ServerInstance->SNO->WriteGlobalSno('a', "Failed to load module %s: %s", adding->c_str(), ServerInstance->Modules->LastError().c_str()); } } } bool ServerConfig::StartsWithWindowsDriveLetter(const std::string &path) { return (path.length() > 2 && isalpha(path[0]) && path[1] == ':'); } ConfigTag* ServerConfig::ConfValue(const std::string &tag) { ConfigTagList found = config_data.equal_range(tag); if (found.first == found.second) return NULL; ConfigTag* rv = found.first->second; found.first++; if (found.first != found.second) ServerInstance->Logs->Log("CONFIG",DEFAULT, "Multiple <" + tag + "> tags found; only first will be used " "(first at " + rv->getTagLocation() + "; second at " + found.first->second->getTagLocation() + ")"); return rv; } ConfigTagList ServerConfig::ConfTags(const std::string& tag) { return config_data.equal_range(tag); } bool ServerConfig::FileExists(const char* file) { struct stat sb; if (stat(file, &sb) == -1) return false; if ((sb.st_mode & S_IFDIR) > 0) return false; FILE *input = fopen(file, "r"); if (input == NULL) return false; else { fclose(input); return true; } } const char* ServerConfig::CleanFilename(const char* name) { const char* p = name + strlen(name); while ((p != name) && (*p != '/') && (*p != '\\')) p--; return (p != name ? ++p : p); } const std::string& ServerConfig::GetSID() { return sid; } void ConfigReaderThread::Run() { Config->Read(); done = true; } void ConfigReaderThread::Finish() { ServerConfig* old = ServerInstance->Config; ServerInstance->Logs->Log("CONFIG",DEBUG,"Switching to new configuration..."); ServerInstance->Config = this->Config; Config->Apply(old, TheUserUID); if (Config->valid) { /* * Apply the changed configuration from the rehash. * * XXX: The order of these is IMPORTANT, do not reorder them without testing * thoroughly!!! */ ServerInstance->XLines->CheckELines(); ServerInstance->XLines->ApplyLines(); ServerInstance->Res->Rehash(); ServerInstance->ResetMaxBans(); Config->ApplyDisabledCommands(Config->DisabledCommands); User* user = ServerInstance->FindNick(TheUserUID); FOREACH_MOD(I_OnRehash, OnRehash(user)); ServerInstance->BuildISupport(); ServerInstance->Logs->CloseLogs(); ServerInstance->Logs->OpenFileLogs(); if (Config->RawLog && !old->RawLog) ServerInstance->Users->ServerNoticeAll("*** Raw I/O logging is enabled on this server. All messages, passwords, and commands are being recorded."); Config = old; } else { // whoops, abort! ServerInstance->Config = old; } }