/* +------------------------------------+ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev. * E-mail: * * * * Written by Craig Edwards, Craig McLure, and others. * This program is free but copyrighted software; see * the file COPYING for details. * * --------------------------------------------------- */ #include "inspircd_config.h" //#include "inspircd.h" #include "configreader.h" #include #include #include #include #include #include #include #include #include "users.h" #include "ctables.h" #include "globals.h" #include "modules.h" #include "dynamic.h" #include "wildcard.h" #include "message.h" #include "mode.h" #include "xline.h" #include "commands.h" #include "inspstring.h" #include "helperfuncs.h" #include "hashcomp.h" #include "socket.h" #include "socketengine.h" #include "typedefs.h" #include "modules.h" #include "command_parse.h" #include "dns.h" #include "inspircd.h" extern InspIRCd* ServerInstance; extern int MODCOUNT; extern ModuleList modules; extern FactoryList factory; extern time_t TIME; extern command_table cmdlist; class Server; featurelist Features; // version is a simple class for holding a modules version number Version::Version(int major, int minor, int revision, int build, int flags) : Major(major), Minor(minor), Revision(revision), Build(build), Flags(flags) { } // admin is a simple class for holding a server's administrative info Admin::Admin(std::string name, std::string email, std::string nick) : Name(name), Email(email), Nick(nick) { } Request::Request(char* anydata, Module* src, Module* dst) : data(anydata), source(src), dest(dst) { /* Ensure that because this module doesnt support ID strings, it doesnt break modules that do * by passing them uninitialized pointers (could happen) */ id = '\0'; } Request::Request(Module* src, Module* dst, const char* idstr) : id(idstr), source(src), dest(dst) { }; char* Request::GetData() { return this->data; } const char* Request::GetId() { return this->id; } Module* Request::GetSource() { return this->source; } Module* Request::GetDest() { return this->dest; } char* Request::Send() { if (this->dest) { return dest->OnRequest(this); } else { return NULL; } } Event::Event(char* anydata, Module* src, const std::string &eventid) : data(anydata), source(src), id(eventid) { }; char* Event::GetData() { return (char*)this->data; } Module* Event::GetSource() { return this->source; } char* Event::Send() { FOREACH_MOD(I_OnEvent,OnEvent(this)); return NULL; } std::string Event::GetEventID() { return this->id; } // These declarations define the behavours of the base class Module (which does nothing at all) Module::Module(Server* Me) { } Module::~Module() { } void Module::OnUserConnect(userrec* user) { } void Module::OnUserQuit(userrec* user, const std::string& message) { } void Module::OnUserDisconnect(userrec* user) { } void Module::OnUserJoin(userrec* user, chanrec* channel) { } void Module::OnUserPart(userrec* user, chanrec* channel, const std::string &partmessage) { } void Module::OnRehash(const std::string ¶meter) { } void Module::OnServerRaw(std::string &raw, bool inbound, userrec* user) { } int Module::OnUserPreJoin(userrec* user, chanrec* chan, const char* cname) { return 0; } void Module::OnMode(userrec* user, void* dest, int target_type, const std::string &text) { }; Version Module::GetVersion() { return Version(1,0,0,0,VF_VENDOR); } void Module::OnOper(userrec* user, const std::string &opertype) { }; void Module::OnPostOper(userrec* user, const std::string &opertype) { }; void Module::OnInfo(userrec* user) { }; void Module::OnWhois(userrec* source, userrec* dest) { }; int Module::OnUserPreInvite(userrec* source,userrec* dest,chanrec* channel) { return 0; }; int Module::OnUserPreMessage(userrec* user,void* dest,int target_type, std::string &text,char status) { return 0; }; int Module::OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text,char status) { return 0; }; int Module::OnUserPreNick(userrec* user, const std::string &newnick) { return 0; }; void Module::OnUserPostNick(userrec* user, const std::string &oldnick) { }; int Module::OnAccessCheck(userrec* source,userrec* dest,chanrec* channel,int access_type) { return ACR_DEFAULT; }; void Module::On005Numeric(std::string &output) { }; int Module::OnKill(userrec* source, userrec* dest, const std::string &reason) { return 0; }; void Module::OnLoadModule(Module* mod,const std::string &name) { }; void Module::OnUnloadModule(Module* mod,const std::string &name) { }; void Module::OnBackgroundTimer(time_t curtime) { }; int Module::OnPreCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, bool validated) { return 0; }; bool Module::OnCheckReady(userrec* user) { return true; }; void Module::OnUserRegister(userrec* user) { }; int Module::OnUserPreKick(userrec* source, userrec* user, chanrec* chan, const std::string &reason) { return 0; }; void Module::OnUserKick(userrec* source, userrec* user, chanrec* chan, const std::string &reason) { }; int Module::OnRawMode(userrec* user, chanrec* chan, char mode, const std::string ¶m, bool adding, int pcnt) { return 0; }; int Module::OnCheckInvite(userrec* user, chanrec* chan) { return 0; }; int Module::OnCheckKey(userrec* user, chanrec* chan, const std::string &keygiven) { return 0; }; int Module::OnCheckLimit(userrec* user, chanrec* chan) { return 0; }; int Module::OnCheckBan(userrec* user, chanrec* chan) { return 0; }; int Module::OnStats(char symbol, userrec* user, string_list &results) { return 0; }; int Module::OnChangeLocalUserHost(userrec* user, const std::string &newhost) { return 0; }; int Module::OnChangeLocalUserGECOS(userrec* user, const std::string &newhost) { return 0; }; int Module::OnLocalTopicChange(userrec* user, chanrec* chan, const std::string &topic) { return 0; }; void Module::OnEvent(Event* event) { return; }; char* Module::OnRequest(Request* request) { return NULL; }; int Module::OnOperCompare(const std::string &password, const std::string &input) { return 0; }; void Module::OnGlobalOper(userrec* user) { }; void Module::OnGlobalConnect(userrec* user) { }; int Module::OnAddBan(userrec* source, chanrec* channel,const std::string &banmask) { return 0; }; int Module::OnDelBan(userrec* source, chanrec* channel,const std::string &banmask) { return 0; }; void Module::OnRawSocketAccept(int fd, const std::string &ip, int localport) { }; int Module::OnRawSocketWrite(int fd, const char* buffer, int count) { return 0; }; void Module::OnRawSocketClose(int fd) { }; int Module::OnRawSocketRead(int fd, char* buffer, unsigned int count, int &readresult) { return 0; }; void Module::OnUserMessage(userrec* user, void* dest, int target_type, const std::string &text, char status) { }; void Module::OnUserNotice(userrec* user, void* dest, int target_type, const std::string &text, char status) { }; void Module::OnRemoteKill(userrec* source, userrec* dest, const std::string &reason) { }; void Module::OnUserInvite(userrec* source,userrec* dest,chanrec* channel) { }; void Module::OnPostLocalTopicChange(userrec* user, chanrec* chan, const std::string &topic) { }; void Module::OnGetServerDescription(const std::string &servername,std::string &description) { }; void Module::OnSyncUser(userrec* user, Module* proto, void* opaque) { }; void Module::OnSyncChannel(chanrec* chan, Module* proto, void* opaque) { }; void Module::ProtoSendMode(void* opaque, int target_type, void* target, const std::string &modeline) { }; void Module::OnSyncChannelMetaData(chanrec* chan, Module* proto,void* opaque, const std::string &extname) { }; void Module::OnSyncUserMetaData(userrec* user, Module* proto,void* opaque, const std::string &extname) { }; void Module::OnSyncOtherMetaData(Module* proto, void* opaque) { }; void Module::OnDecodeMetaData(int target_type, void* target, const std::string &extname, const std::string &extdata) { }; void Module::ProtoSendMetaData(void* opaque, int target_type, void* target, const std::string &extname, const std::string &extdata) { }; void Module::OnWallops(userrec* user, const std::string &text) { }; void Module::OnChangeHost(userrec* user, const std::string &newhost) { }; void Module::OnChangeName(userrec* user, const std::string &gecos) { }; void Module::OnAddGLine(long duration, userrec* source, const std::string &reason, const std::string &hostmask) { }; void Module::OnAddZLine(long duration, userrec* source, const std::string &reason, const std::string &ipmask) { }; void Module::OnAddKLine(long duration, userrec* source, const std::string &reason, const std::string &hostmask) { }; void Module::OnAddQLine(long duration, userrec* source, const std::string &reason, const std::string &nickmask) { }; void Module::OnAddELine(long duration, userrec* source, const std::string &reason, const std::string &hostmask) { }; void Module::OnDelGLine(userrec* source, const std::string &hostmask) { }; void Module::OnDelZLine(userrec* source, const std::string &ipmask) { }; void Module::OnDelKLine(userrec* source, const std::string &hostmask) { }; void Module::OnDelQLine(userrec* source, const std::string &nickmask) { }; void Module::OnDelELine(userrec* source, const std::string &hostmask) { }; void Module::OnCleanup(int target_type, void* item) { }; void Module::Implements(char* Implements) { for (int j = 0; j < 255; j++) Implements[j] = 0; }; void Module::OnChannelDelete(chanrec* chan) { }; Priority Module::Prioritize() { return PRIORITY_DONTCARE; } void Module::OnSetAway(userrec* user) { }; void Module::OnCancelAway(userrec* user) { }; /* server is a wrapper class that provides methods to all of the C-style * exports in the core */ Server::Server() { } Server::~Server() { } void Server::AddSocket(InspSocket* sock) { ServerInstance->module_sockets.push_back(sock); } void Server::RemoveSocket(InspSocket* sock) { for (std::vector::iterator a = ServerInstance->module_sockets.begin(); a < ServerInstance->module_sockets.end(); a++) { InspSocket* s = (InspSocket*)*a; if (s == sock) s->MarkAsClosed(); } } long Server::PriorityAfter(const std::string &modulename) { for (unsigned int j = 0; j < ServerInstance->Config->module_names.size(); j++) { if (ServerInstance->Config->module_names[j] == modulename) { return ((j << 8) | PRIORITY_AFTER); } } return PRIORITY_DONTCARE; } long Server::PriorityBefore(const std::string &modulename) { for (unsigned int j = 0; j < ServerInstance->Config->module_names.size(); j++) { if (ServerInstance->Config->module_names[j] == modulename) { return ((j << 8) | PRIORITY_BEFORE); } } return PRIORITY_DONTCARE; } bool Server::PublishFeature(const std::string &FeatureName, Module* Mod) { if (Features.find(FeatureName) == Features.end()) { Features[FeatureName] = Mod; return true; } return false; } bool Server::UnpublishFeature(const std::string &FeatureName) { featurelist::iterator iter = Features.find(FeatureName); if (iter == Features.end()) return false; Features.erase(iter); return true; } Module* Server::FindFeature(const std::string &FeatureName) { featurelist::iterator iter = Features.find(FeatureName); if (iter == Features.end()) return NULL; return iter->second; } const std::string& Server::GetModuleName(Module* m) { static std::string nothing = ""; /* Prevent compiler warning */ for (int i = 0; i <= MODCOUNT; i++) { if (modules[i] == m) { return ServerInstance->Config->module_names[i]; } } return nothing; /* As above */ } void Server::RehashServer() { ServerInstance->WriteOpers("*** Rehashing config file"); ServerInstance->Config->Read(false,NULL); } ServerConfig* Server::GetConfig() { return ServerInstance->Config; } std::string Server::GetVersion() { return ServerInstance->GetVersionString(); } void Server::DelSocket(InspSocket* sock) { for (std::vector::iterator a = ServerInstance->module_sockets.begin(); a < ServerInstance->module_sockets.end(); a++) { if (*a == sock) { ServerInstance->module_sockets.erase(a); return; } } } long Server::GetChannelCount() { return (long)ServerInstance->chanlist.size(); } /* This is ugly, yes, but hash_map's arent designed to be * addressed in this manner, and this is a bit of a kludge. * Luckily its a specialist function and rarely used by * many modules (in fact, it was specially created to make * m_safelist possible, initially). */ chanrec* Server::GetChannelIndex(long index) { int target = 0; for (chan_hash::iterator n = ServerInstance->chanlist.begin(); n != ServerInstance->chanlist.end(); n++, target++) { if (index == target) return n->second; } return NULL; } bool Server::MatchText(const std::string &sliteral, const std::string &spattern) { return match(sliteral.c_str(),spattern.c_str()); } bool Server::IsUlined(const std::string &server) { return is_uline(server.c_str()); } bool Server::CallCommandHandler(const std::string &commandname, const char** parameters, int pcnt, userrec* user) { return ServerInstance->Parser->CallHandler(commandname,parameters,pcnt,user); } bool Server::IsValidModuleCommand(const std::string &commandname, int pcnt, userrec* user) { return ServerInstance->Parser->IsValidCommand(commandname, pcnt, user); } void Server::Log(int level, const std::string &s) { log(level,"%s",s.c_str()); } void Server::AddCommand(command_t *f) { if (!ServerInstance->Parser->CreateCommand(f)) { ModuleException err("Command "+std::string(f->command)+" already exists."); throw (err); } } void Server::SendMode(const char** parameters, int pcnt, userrec *user) { ServerInstance->ModeGrok->Process(parameters,pcnt,user,true); } void Server::DumpText(userrec* User, const std::string &LinePrefix, stringstream &TextStream) { std::string CompleteLine = LinePrefix; std::string Word = ""; while (TextStream >> Word) { if (CompleteLine.length() + Word.length() + 3 > 500) { User->WriteServ(CompleteLine); CompleteLine = LinePrefix; } CompleteLine = CompleteLine + Word + " "; } User->WriteServ(CompleteLine); } bool Server::IsNick(const std::string &nick) { return (isnick(nick.c_str()) != 0); } userrec* Server::FindDescriptor(int socket) { return (socket < 65536 ? ServerInstance->fd_ref_table[socket] : NULL); } std::string Server::ChanMode(userrec* User, chanrec* Chan) { return cmode(User,Chan); } std::string Server::GetServerName() { return ServerInstance->Config->ServerName; } std::string Server::GetNetworkName() { return ServerInstance->Config->Network; } std::string Server::GetServerDescription() { return ServerInstance->Config->ServerDesc; } Admin Server::GetAdmin() { return Admin(ServerInstance->Config->AdminName,ServerInstance->Config->AdminEmail,ServerInstance->Config->AdminNick); } bool Server::AddMode(ModeHandler* mh, const unsigned char mode) { return ServerInstance->ModeGrok->AddMode(mh,mode); } bool Server::AddModeWatcher(ModeWatcher* mw) { return ServerInstance->ModeGrok->AddModeWatcher(mw); } bool Server::DelModeWatcher(ModeWatcher* mw) { return ServerInstance->ModeGrok->DelModeWatcher(mw); } bool Server::AddResolver(Resolver* r) { return ServerInstance->Res->AddResolverClass(r); } bool InspIRCd::UserToPseudo(userrec* user, const std::string &message) { unsigned int old_fd = user->fd; user->Write("ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,message.c_str()); user->FlushWriteBuf(); user->ClearBuffer(); user->fd = FD_MAGIC_NUMBER; if (find(local_users.begin(),local_users.end(),user) != local_users.end()) { local_users.erase(find(local_users.begin(),local_users.end(),user)); log(DEBUG,"Delete local user"); } ServerInstance->SE->DelFd(old_fd); shutdown(old_fd,2); close(old_fd); return true; } bool InspIRCd::PseudoToUser(userrec* alive, userrec* zombie, const std::string &message) { log(DEBUG,"PseudoToUser"); zombie->fd = alive->fd; FOREACH_MOD(I_OnUserQuit,OnUserQuit(alive,message)); alive->fd = FD_MAGIC_NUMBER; alive->FlushWriteBuf(); alive->ClearBuffer(); // save these for later std::string oldnick = alive->nick; std::string oldhost = alive->host; std::string oldident = alive->ident; userrec::QuitUser(this,alive,message.c_str()); if (find(local_users.begin(),local_users.end(),alive) != local_users.end()) { local_users.erase(find(local_users.begin(),local_users.end(),alive)); log(DEBUG,"Delete local user"); } // Fix by brain - cant write the user until their fd table entry is updated ServerInstance->fd_ref_table[zombie->fd] = zombie; zombie->Write(":%s!%s@%s NICK %s",oldnick.c_str(),oldident.c_str(),oldhost.c_str(),zombie->nick); for (std::vector::const_iterator i = zombie->chans.begin(); i != zombie->chans.end(); i++) { if (((ucrec*)(*i))->channel != NULL) { chanrec* Ptr = ((ucrec*)(*i))->channel; zombie->WriteFrom(zombie,"JOIN %s",Ptr->name); if (Ptr->topicset) { zombie->WriteServ("332 %s %s :%s", zombie->nick, Ptr->name, Ptr->topic); zombie->WriteServ("333 %s %s %s %d", zombie->nick, Ptr->name, Ptr->setby, Ptr->topicset); } Ptr->UserList(zombie); zombie->WriteServ("366 %s %s :End of /NAMES list.", zombie->nick, Ptr->name); } } if ((find(local_users.begin(),local_users.end(),zombie) == local_users.end()) && (zombie->fd != FD_MAGIC_NUMBER)) local_users.push_back(zombie); return true; } void Server::AddGLine(long duration, const std::string &source, const std::string &reason, const std::string &hostmask) { add_gline(duration, source.c_str(), reason.c_str(), hostmask.c_str()); apply_lines(APPLY_GLINES); } void Server::AddQLine(long duration, const std::string &source, const std::string &reason, const std::string &nickname) { add_qline(duration, source.c_str(), reason.c_str(), nickname.c_str()); apply_lines(APPLY_QLINES); } void Server::AddZLine(long duration, const std::string &source, const std::string &reason, const std::string &ipaddr) { add_zline(duration, source.c_str(), reason.c_str(), ipaddr.c_str()); apply_lines(APPLY_ZLINES); } void Server::AddKLine(long duration, const std::string &source, const std::string &reason, const std::string &hostmask) { add_kline(duration, source.c_str(), reason.c_str(), hostmask.c_str()); apply_lines(APPLY_KLINES); } void Server::AddELine(long duration, const std::string &source, const std::string &reason, const std::string &hostmask) { add_eline(duration, source.c_str(), reason.c_str(), hostmask.c_str()); } bool Server::DelGLine(const std::string &hostmask) { return del_gline(hostmask.c_str()); } bool Server::DelQLine(const std::string &nickname) { return del_qline(nickname.c_str()); } bool Server::DelZLine(const std::string &ipaddr) { return del_zline(ipaddr.c_str()); } bool Server::DelKLine(const std::string &hostmask) { return del_kline(hostmask.c_str()); } bool Server::DelELine(const std::string &hostmask) { return del_eline(hostmask.c_str()); } long Server::CalcDuration(const std::string &delta) { return duration(delta.c_str()); } /* * XXX why on *earth* is this in modules.cpp...? I think * perhaps we need a server.cpp for Server:: stuff where possible. -- w00t */ bool Server::IsValidMask(const std::string &mask) { char* dest = (char*)mask.c_str(); if (strchr(dest,'!')==0) return false; if (strchr(dest,'@')==0) return false; for (char* i = dest; *i; i++) if (*i < 32) return false; for (char* i = dest; *i; i++) if (*i > 126) return false; unsigned int c = 0; for (char* i = dest; *i; i++) if (*i == '!') c++; if (c>1) return false; c = 0; for (char* i = dest; *i; i++) if (*i == '@') c++; if (c>1) return false; return true; } Module* Server::FindModule(const std::string &name) { for (int i = 0; i <= MODCOUNT; i++) { if (ServerInstance->Config->module_names[i] == name) { return modules[i]; } } return NULL; } ConfigReader::ConfigReader() { // ServerInstance->Config->ClearStack(); /* Is there any reason to load the entire config file again here? * it's needed if they specify another config file, but using the * default one we can just use the global config data - pre-parsed! */ //~ this->cache = new std::stringstream(std::stringstream::in | std::stringstream::out); this->errorlog = new std::ostringstream(std::stringstream::in | std::stringstream::out); //~ this->readerror = ServerInstance->Config->LoadConf(CONFIG_FILE, this->cache,this->errorlog); //~ if (!this->readerror) //~ this->error = CONF_FILE_NOT_FOUND; this->data = &ServerInstance->Config->config_data; this->privatehash = false; } ConfigReader::~ConfigReader() { //~ if (this->cache) //~ delete this->cache; if (this->errorlog) DELETE(this->errorlog); if(this->privatehash) DELETE(this->data); } ConfigReader::ConfigReader(const std::string &filename) { ServerInstance->Config->ClearStack(); this->data = new ConfigDataHash; this->privatehash = true; this->errorlog = new std::ostringstream(std::stringstream::in | std::stringstream::out); this->readerror = ServerInstance->Config->LoadConf(*this->data, filename, *this->errorlog); if (!this->readerror) this->error = CONF_FILE_NOT_FOUND; }; std::string ConfigReader::ReadValue(const std::string &tag, const std::string &name, int index) { /* Don't need to strlcpy() tag and name anymore, ReadConf() takes const char* */ std::string result; if (!ServerInstance->Config->ConfValue(*this->data, tag, name, index, result)) { this->error = CONF_VALUE_NOT_FOUND; return ""; } return result; } bool ConfigReader::ReadFlag(const std::string &tag, const std::string &name, int index) { return ServerInstance->Config->ConfValueBool(*this->data, tag, name, index); } long ConfigReader::ReadInteger(const std::string &tag, const std::string &name, int index, bool needs_unsigned) { int result; if(!ServerInstance->Config->ConfValueInteger(*this->data, tag, name, index, result)) { this->error = CONF_VALUE_NOT_FOUND; return 0; } if ((needs_unsigned) && (result < 0)) { this->error = CONF_NOT_UNSIGNED; return 0; } return result; } long ConfigReader::GetError() { long olderr = this->error; this->error = 0; return olderr; } void ConfigReader::DumpErrors(bool bail, userrec* user) { /* XXX - Duplicated code */ if (bail) { printf("There were errors in your configuration:\n%s", this->errorlog->str().c_str()); Exit(0); } else { std::string errors = this->errorlog->str(); std::string::size_type start; unsigned int prefixlen; start = 0; /* ":ServerInstance->Config->ServerName NOTICE user->nick :" */ prefixlen = strlen(ServerInstance->Config->ServerName) + strlen(user->nick) + 11; if (user) { user->WriteServ("NOTICE %s :There were errors in the configuration file:",user->nick); while(start < errors.length()) { user->WriteServ("NOTICE %s :%s",user->nick, errors.substr(start, 510 - prefixlen).c_str()); start += 510 - prefixlen; } } else { ServerInstance->WriteOpers("There were errors in the configuration file:"); while(start < errors.length()) { ServerInstance->WriteOpers(errors.substr(start, 360).c_str()); start += 360; } } return; } } int ConfigReader::Enumerate(const std::string &tag) { return ServerInstance->Config->ConfValueEnum(*this->data, tag); } int ConfigReader::EnumerateValues(const std::string &tag, int index) { return ServerInstance->Config->ConfVarEnum(*this->data, tag, index); } bool ConfigReader::Verify() { return this->readerror; } FileReader::FileReader(const std::string &filename) { file_cache c; ServerInstance->Config->ReadFile(c,filename.c_str()); this->fc = c; this->CalcSize(); } FileReader::FileReader() { } std::string FileReader::Contents() { std::string x = ""; for (file_cache::iterator a = this->fc.begin(); a != this->fc.end(); a++) { x.append(*a); x.append("\r\n"); } return x; } unsigned long FileReader::ContentSize() { return this->contentsize; } void FileReader::CalcSize() { unsigned long n = 0; for (file_cache::iterator a = this->fc.begin(); a != this->fc.end(); a++) n += (a->length() + 2); this->contentsize = n; } void FileReader::LoadFile(const std::string &filename) { file_cache c; ServerInstance->Config->ReadFile(c,filename.c_str()); this->fc = c; this->CalcSize(); } FileReader::~FileReader() { } bool FileReader::Exists() { return (!(fc.size() == 0)); } std::string FileReader::GetLine(int x) { if ((x<0) || ((unsigned)x>fc.size())) return ""; return fc[x]; } int FileReader::FileSize() { return fc.size(); } std::vector modules(255); std::vector factory(255); int MODCOUNT = -1;