X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules.cpp;h=0142749cfe7a23806d68d093fc5006d5c3baaef6;hb=f1271614679843191bb247c0db2716acb5ac0e4b;hp=03c951fe74529a0bd7a03842faac68b1250b31b0;hpb=d0a0de4044bf0d48a876189ecefda95141246775;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules.cpp b/src/modules.cpp index 03c951fe7..0142749cf 100644 --- a/src/modules.cpp +++ b/src/modules.cpp @@ -2,29 +2,29 @@ * | Inspire Internet Relay Chat Daemon | * +------------------------------------+ * - * InspIRCd is copyright (C) 2002-2006 ChatSpike-Dev. - * E-mail: - * - * - * - * Written by Craig Edwards, Craig McLure, and others. + * InspIRCd: (C) 2002-2008 InspIRCd Development Team + * See: http://www.inspircd.org/wiki/index.php/Credits + * * This program is free but copyrighted software; see * the file COPYING for details. * * --------------------------------------------------- */ -#include "configreader.h" -#include "users.h" -#include "modules.h" +/* $Core: libIRCDmodules */ + +#include "inspircd.h" #include "wildcard.h" -#include "mode.h" #include "xline.h" #include "socket.h" #include "socketengine.h" #include "command_parse.h" #include "dns.h" -#include "inspircd.h" +#include "exitcodes.h" + +#ifndef WIN32 + #include +#endif // version is a simple class for holding a modules version number Version::Version(int major, int minor, int revision, int build, int flags, int api_ver) @@ -44,7 +44,7 @@ Request::Request(char* anydata, Module* src, Module* dst) Request::Request(Module* src, Module* dst, const char* idstr) : id(idstr), source(src), dest(dst) { -}; +} char* Request::GetData() { @@ -78,7 +78,7 @@ char* Request::Send() } } -Event::Event(char* anydata, Module* src, const std::string &eventid) : data(anydata), source(src), id(eventid) { }; +Event::Event(char* anydata, Module* src, const std::string &eventid) : data(anydata), source(src), id(eventid) { } char* Event::GetData() { @@ -106,118 +106,463 @@ std::string Event::GetEventID() Module::Module(InspIRCd* Me) : ServerInstance(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::OnPostJoin(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, std::string &privs) { return 0; } -void Module::OnMode(userrec* user, void* dest, int target_type, const std::string &text) { }; +void Module::OnReadConfig(ServerConfig*, ConfigReader*) { } +int Module::OnDownloadFile(const std::string&, std::istream*&) { return 0; } +void Module::OnUserConnect(User*) { } +void Module::OnUserQuit(User*, const std::string&, const std::string&) { } +void Module::OnUserDisconnect(User*) { } +void Module::OnUserJoin(User*, Channel*, bool, bool&) { } +void Module::OnPostJoin(User*, Channel*) { } +void Module::OnUserPart(User*, Channel*, const std::string&, bool&) { } +void Module::OnRehash(User*, const std::string&) { } +void Module::OnServerRaw(std::string&, bool, User*) { } +int Module::OnUserPreJoin(User*, Channel*, const char*, std::string&) { return 0; } +void Module::OnMode(User*, void*, int, const std::string&) { } Version Module::GetVersion() { return Version(1,0,0,0,VF_VENDOR,-1); } -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, const std::string &original_line) { return 0; }; -void Module::OnPostCommand(const std::string &command, const char** parameters, int pcnt, userrec *user, CmdResult result, const std::string &original_line) { }; -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::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::OnPostConnect(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) { }; -int Module::OnUserList(userrec* user, chanrec* Ptr) { return 0; }; -int Module::OnWhoisLine(userrec* user, userrec* dest, int &numeric, std::string &text) { return 0; }; - -long InspIRCd::PriorityAfter(const std::string &modulename) -{ - for (unsigned int j = 0; j < this->Config->module_names.size(); j++) +void Module::OnOper(User*, const std::string&) { } +void Module::OnPostOper(User*, const std::string&, const std::string &) { } +void Module::OnInfo(User*) { } +void Module::OnWhois(User*, User*) { } +int Module::OnUserPreInvite(User*, User*, Channel*) { return 0; } +int Module::OnUserPreMessage(User*, void*, int, std::string&, char, CUList&) { return 0; } +int Module::OnUserPreNotice(User*, void*, int, std::string&, char, CUList&) { return 0; } +int Module::OnUserPreNick(User*, const std::string&) { return 0; } +void Module::OnUserPostNick(User*, const std::string&) { } +int Module::OnAccessCheck(User*, User*, Channel*, int) { return ACR_DEFAULT; } +void Module::On005Numeric(std::string&) { } +int Module::OnKill(User*, User*, const std::string&) { return 0; } +void Module::OnLoadModule(Module*, const std::string&) { } +void Module::OnUnloadModule(Module*, const std::string&) { } +void Module::OnBackgroundTimer(time_t) { } +int Module::OnPreCommand(const std::string&, const char**, int, User *, bool, const std::string&) { return 0; } +void Module::OnPostCommand(const std::string&, const char**, int, User *, CmdResult, const std::string&) { } +bool Module::OnCheckReady(User*) { return true; } +int Module::OnUserRegister(User*) { return 0; } +int Module::OnUserPreKick(User*, User*, Channel*, const std::string&) { return 0; } +void Module::OnUserKick(User*, User*, Channel*, const std::string&, bool&) { } +int Module::OnRawMode(User*, Channel*, const char, const std::string &, bool, int) { return 0; } +int Module::OnCheckInvite(User*, Channel*) { return 0; } +int Module::OnCheckKey(User*, Channel*, const std::string&) { return 0; } +int Module::OnCheckLimit(User*, Channel*) { return 0; } +int Module::OnCheckBan(User*, Channel*) { return 0; } +int Module::OnStats(char, User*, string_list&) { return 0; } +int Module::OnChangeLocalUserHost(User*, const std::string&) { return 0; } +int Module::OnChangeLocalUserGECOS(User*, const std::string&) { return 0; } +int Module::OnLocalTopicChange(User*, Channel*, const std::string&) { return 0; } +void Module::OnEvent(Event*) { return; } +char* Module::OnRequest(Request*) { return NULL; } +int Module::OnPassCompare(Extensible* ex, const std::string &password, const std::string &input, const std::string& hashtype) { return 0; } +void Module::OnGlobalOper(User*) { } +void Module::OnPostConnect(User*) { } +int Module::OnAddBan(User*, Channel*, const std::string &) { return 0; } +int Module::OnDelBan(User*, Channel*, const std::string &) { return 0; } +void Module::OnRawSocketAccept(int, const std::string&, int) { } +int Module::OnRawSocketWrite(int, const char*, int) { return 0; } +void Module::OnRawSocketClose(int) { } +void Module::OnRawSocketConnect(int) { } +int Module::OnRawSocketRead(int, char*, unsigned int, int&) { return 0; } +void Module::OnUserMessage(User*, void*, int, const std::string&, char, const CUList&) { } +void Module::OnUserNotice(User*, void*, int, const std::string&, char, const CUList&) { } +void Module::OnRemoteKill(User*, User*, const std::string&, const std::string&) { } +void Module::OnUserInvite(User*, User*, Channel*) { } +void Module::OnPostLocalTopicChange(User*, Channel*, const std::string&) { } +void Module::OnGetServerDescription(const std::string&, std::string&) { } +void Module::OnSyncUser(User*, Module*, void*) { } +void Module::OnSyncChannel(Channel*, Module*, void*) { } +void Module::ProtoSendMode(void*, int, void*, const std::string&) { } +void Module::OnSyncChannelMetaData(Channel*, Module*, void*, const std::string&, bool) { } +void Module::OnSyncUserMetaData(User*, Module*, void*, const std::string&, bool) { } +void Module::OnSyncOtherMetaData(Module*, void*, bool) { } +void Module::OnDecodeMetaData(int, void*, const std::string&, const std::string&) { } +void Module::ProtoSendMetaData(void*, int, void*, const std::string&, const std::string&) { } +void Module::OnWallops(User*, const std::string&) { } +void Module::OnChangeHost(User*, const std::string&) { } +void Module::OnChangeName(User*, const std::string&) { } +void Module::OnAddLine(User*, XLine*) { } +void Module::OnDelLine(User*, XLine*) { } +void Module::OnExpireLine(XLine*) { } +void Module::OnCleanup(int, void*) { } +int Module::OnChannelPreDelete(Channel*) { return 0; } +void Module::OnChannelDelete(Channel*) { } +void Module::OnSetAway(User*) { } +void Module::OnCancelAway(User*) { } +int Module::OnUserList(User*, Channel*, CUList*&) { return 0; } +int Module::OnWhoisLine(User*, User*, int&, std::string&) { return 0; } +void Module::OnBuildExemptList(MessageType, Channel*, User*, char, CUList&, const std::string&) { } +void Module::OnGarbageCollect() { } +void Module::OnBufferFlushed(User*) { } +void Module::OnText(User*, void*, int, const std::string&, char, CUList&) { } + + +ModuleManager::ModuleManager(InspIRCd* Ins) : ModCount(0), Instance(Ins) +{ +} + +ModuleManager::~ModuleManager() +{ +} + +bool ModuleManager::Attach(Implementation i, Module* mod) +{ + if (std::find(EventHandlers[i].begin(), EventHandlers[i].end(), mod) != EventHandlers[i].end()) + return false; + + EventHandlers[i].push_back(mod); + return true; +} + +bool ModuleManager::Detach(Implementation i, Module* mod) +{ + EventHandlerIter x = std::find(EventHandlers[i].begin(), EventHandlers[i].end(), mod); + + if (x == EventHandlers[i].end()) + return false; + + EventHandlers[i].erase(x); + return true; +} + +void ModuleManager::Attach(Implementation* i, Module* mod, size_t sz) +{ + for (size_t n = 0; n < sz; ++n) + Attach(i[n], mod); +} + +void ModuleManager::DetachAll(Module* mod) +{ + for (size_t n = I_BEGIN + 1; n != I_END; ++n) + Detach((Implementation)n, mod); +} + +bool ModuleManager::SetPriority(Module* mod, PriorityState s) +{ + for (size_t n = I_BEGIN + 1; n != I_END; ++n) + SetPriority(mod, (Implementation)n, s); + + return true; +} + +bool ModuleManager::SetPriority(Module* mod, Implementation i, PriorityState s, Module** modules, size_t sz) +{ + /** To change the priority of a module, we first find its position in the vector, + * then we find the position of the other modules in the vector that this module + * wants to be before/after. We pick off either the first or last of these depending + * on which they want, and we make sure our module is *at least* before or after + * the first or last of this subset, depending again on the type of priority. + */ + size_t swap_pos; + size_t source = 0; + bool swap = true; + bool found = false; + + /* Locate our module. This is O(n) but it only occurs on module load so we're + * not too bothered about it + */ + for (size_t x = 0; x != EventHandlers[i].size(); ++x) + { + if (EventHandlers[i][x] == mod) + { + source = x; + found = true; + break; + } + } + + /* Eh? this module doesnt exist, probably trying to set priority on an event + * theyre not attached to. + */ + if (!found) + return false; + + switch (s) + { + /* Dummy value */ + case PRIO_DONTCARE: + swap = false; + break; + /* Module wants to be first, sod everything else */ + case PRIO_FIRST: + swap_pos = 0; + break; + /* Module is submissive and wants to be last... awww. */ + case PRIO_LAST: + if (EventHandlers[i].empty()) + swap_pos = 0; + else + swap_pos = EventHandlers[i].size() - 1; + break; + /* Place this module after a set of other modules */ + case PRIO_AFTER: + { + /* Find the latest possible position */ + swap_pos = 0; + swap = false; + for (size_t x = 0; x != EventHandlers[i].size(); ++x) + { + for (size_t n = 0; n < sz; ++n) + { + if ((modules[n]) && (EventHandlers[i][x] == modules[n]) && (x >= swap_pos) && (source <= swap_pos)) + { + swap_pos = x; + swap = true; + } + } + } + } + break; + /* Place this module before a set of other modules */ + case PRIO_BEFORE: + { + swap_pos = EventHandlers[i].size() - 1; + swap = false; + for (size_t x = 0; x != EventHandlers[i].size(); ++x) + { + for (size_t n = 0; n < sz; ++n) + { + if ((modules[n]) && (EventHandlers[i][x] == modules[n]) && (x <= swap_pos) && (source >= swap_pos)) + { + swap = true; + swap_pos = x; + } + } + } + } + break; + } + + /* Do we need to swap? */ + if (swap && (swap_pos != source)) + std::swap(EventHandlers[i][swap_pos], EventHandlers[i][source]); + + return true; +} + +std::string& ModuleManager::LastError() +{ + return LastModuleError; +} + +bool ModuleManager::Load(const char* filename) +{ + /* Do we have a glob pattern in the filename? + * The user wants to load multiple modules which + * match the pattern. + */ + if (strchr(filename,'*') || (strchr(filename,'?'))) + { + int n_match = 0; + DIR* library = opendir(Instance->Config->ModPath); + if (library) + { + /* Try and locate and load all modules matching the pattern */ + dirent* entry = NULL; + while ((entry = readdir(library))) + { + if (Instance->MatchText(entry->d_name, filename)) + { + if (!this->Load(entry->d_name)) + n_match++; + } + } + closedir(library); + } + /* Loadmodule will now return false if any one of the modules failed + * to load (but wont abort when it encounters a bad one) and when 1 or + * more modules were actually loaded. + */ + return (n_match > 0); + } + + char modfile[MAXBUF]; + snprintf(modfile,MAXBUF,"%s/%s",Instance->Config->ModPath,filename); + std::string filename_str = filename; + + if (!ServerConfig::DirValid(modfile)) + { + LastModuleError = "Module " + filename_str + " is not within the modules directory."; + Instance->Log(DEFAULT, LastModuleError); + return false; + } + + if (!ServerConfig::FileExists(modfile)) + { + LastModuleError = "Module file could not be found: " + filename_str; + Instance->Log(DEFAULT, LastModuleError); + return false; + } + + if (Modules.find(filename_str) != Modules.end()) + { + LastModuleError = "Module " + filename_str + " is already loaded, cannot load a module twice!"; + Instance->Log(DEFAULT, LastModuleError); + return false; + } + + Module* newmod = NULL; + ircd_module* newhandle = NULL; + + try + { + /* This will throw a CoreException if there's a problem loading + * the module file or getting a pointer to the init_module symbol. + */ + newhandle = new ircd_module(Instance, modfile, "init_module"); + newmod = newhandle->CallInit(); + + if (newmod) + { + Version v = newmod->GetVersion(); + + if (v.API != API_VERSION) + { + DetachAll(newmod); + delete newmod; + delete newhandle; + LastModuleError = "Unable to load " + filename_str + ": Incorrect module API version: " + ConvToStr(v.API) + " (our version: " + ConvToStr(API_VERSION) + ")"; + Instance->Log(DEFAULT, LastModuleError); + return false; + } + else + { + Instance->Log(DEFAULT,"New module introduced: %s (API version %d, Module version %d.%d.%d.%d)%s", filename, v.API, v.Major, v.Minor, v.Revision, v.Build, (!(v.Flags & VF_VENDOR) ? " [3rd Party]" : " [Vendor]")); + } + + Modules[filename_str] = std::make_pair(newhandle, newmod); + } + else + { + delete newhandle; + LastModuleError = "Unable to load " + filename_str + ": Probably missing init_module() entrypoint, but dlsym() didn't notice a problem"; + Instance->Log(DEFAULT, LastModuleError); + return false; + } + } + /** XXX: Is there anything we can do about this mess? -- Brain */ + catch (LoadModuleException& modexcept) + { + DetachAll(newmod); + if (newmod) + delete newmod; + if (newhandle) + delete newhandle; + LastModuleError = "Unable to load " + filename_str + ": Error when loading: " + modexcept.GetReason(); + Instance->Log(DEFAULT, LastModuleError); + return false; + } + catch (FindSymbolException& modexcept) + { + DetachAll(newmod); + if (newmod) + delete newmod; + if (newhandle) + delete newhandle; + LastModuleError = "Unable to load " + filename_str + ": Error finding symbol: " + modexcept.GetReason(); + Instance->Log(DEFAULT, LastModuleError); + return false; + } + catch (CoreException& modexcept) + { + DetachAll(newmod); + if (newmod) + delete newmod; + if (newhandle) + delete newhandle; + LastModuleError = "Unable to load " + filename_str + ": " + modexcept.GetReason(); + Instance->Log(DEFAULT, LastModuleError); + return false; + } + + this->ModCount++; + FOREACH_MOD_I(Instance,I_OnLoadModule,OnLoadModule(newmod, filename_str)); + + /* We give every module a chance to re-prioritize when we introduce a new one, + * not just the one thats loading, as the new module could affect the preference + * of others + */ + for (std::map >::iterator n = Modules.begin(); n != Modules.end(); ++n) + n->second.second->Prioritize(); + + Instance->BuildISupport(); + return true; +} + +bool ModuleManager::Unload(const char* filename) +{ + std::string filename_str(filename); + std::map >::iterator modfind = Modules.find(filename); + + if (modfind != Modules.end()) { - if (this->Config->module_names[j] == modulename) + if (modfind->second.second->GetVersion().Flags & VF_STATIC) { - return ((j << 8) | PRIORITY_AFTER); + LastModuleError = "Module " + filename_str + " not unloadable (marked static)"; + Instance->Log(DEFAULT, LastModuleError); + return false; + } + std::pair intercount = GetInterfaceInstanceCount(modfind->second.second); + if (intercount.first > 0) + { + LastModuleError = "Failed to unload module " + filename_str + ", being used by " + ConvToStr(intercount.first) + " other(s) via interface '" + intercount.second + "'"; + Instance->Log(DEFAULT, LastModuleError); + return false; } + + /* Give the module a chance to tidy out all its metadata */ + for (chan_hash::iterator c = Instance->chanlist->begin(); c != Instance->chanlist->end(); c++) + { + modfind->second.second->OnCleanup(TYPE_CHANNEL,c->second); + } + for (user_hash::iterator u = Instance->Users->clientlist->begin(); u != Instance->Users->clientlist->end(); u++) + { + modfind->second.second->OnCleanup(TYPE_USER,u->second); + } + + /* Tidy up any dangling resolvers */ + Instance->Res->CleanResolvers(modfind->second.second); + + + FOREACH_MOD_I(Instance,I_OnUnloadModule,OnUnloadModule(modfind->second.second, modfind->first)); + + this->DetachAll(modfind->second.second); + + Instance->Parser->RemoveCommands(filename); + + delete modfind->second.second; + delete modfind->second.first; + Modules.erase(modfind); + + Instance->Log(DEFAULT,"Module %s unloaded",filename); + this->ModCount--; + Instance->BuildISupport(); + return true; } - return PRIORITY_DONTCARE; + + LastModuleError = "Module " + filename_str + " is not loaded, cannot unload it!"; + Instance->Log(DEFAULT, LastModuleError); + return false; } -long InspIRCd::PriorityBefore(const std::string &modulename) +/* We must load the modules AFTER initializing the socket engine, now */ +void ModuleManager::LoadAll() { - for (unsigned int j = 0; j < this->Config->module_names.size(); j++) + char configToken[MAXBUF]; + ModCount = -1; + + for(int count = 0; count < Instance->Config->ConfValueEnum(Instance->Config->config_data, "module"); count++) { - if (this->Config->module_names[j] == modulename) + Instance->Config->ConfValue(Instance->Config->config_data, "module", "name", count, configToken, MAXBUF); + printf_c("[\033[1;32m*\033[0m] Loading module:\t\033[1;32m%s\033[0m\n",configToken); + + if (!this->Load(configToken)) { - return ((j << 8) | PRIORITY_BEFORE); + Instance->Log(DEFAULT, this->LastError()); + printf_c("\n[\033[1;31m*\033[0m] %s\n\n", this->LastError().c_str()); + Instance->Exit(EXIT_STATUS_MODULE); } } - return PRIORITY_DONTCARE; } -bool InspIRCd::PublishFeature(const std::string &FeatureName, Module* Mod) +bool ModuleManager::PublishFeature(const std::string &FeatureName, Module* Mod) { if (Features.find(FeatureName) == Features.end()) { @@ -227,7 +572,7 @@ bool InspIRCd::PublishFeature(const std::string &FeatureName, Module* Mod) return false; } -bool InspIRCd::UnpublishFeature(const std::string &FeatureName) +bool ModuleManager::UnpublishFeature(const std::string &FeatureName) { featurelist::iterator iter = Features.find(FeatureName); @@ -238,7 +583,7 @@ bool InspIRCd::UnpublishFeature(const std::string &FeatureName) return true; } -Module* InspIRCd::FindFeature(const std::string &FeatureName) +Module* ModuleManager::FindFeature(const std::string &FeatureName) { featurelist::iterator iter = Features.find(FeatureName); @@ -248,23 +593,108 @@ Module* InspIRCd::FindFeature(const std::string &FeatureName) return iter->second; } -const std::string& InspIRCd::GetModuleName(Module* m) +bool ModuleManager::PublishInterface(const std::string &InterfaceName, Module* Mod) +{ + interfacelist::iterator iter = Interfaces.find(InterfaceName); + + if (iter == Interfaces.end()) + { + modulelist ml; + ml.push_back(Mod); + Interfaces[InterfaceName] = std::make_pair(0, ml); + return true; + } + else + { + iter->second.second.push_back(Mod); + return true; + } + return false; +} + +bool ModuleManager::UnpublishInterface(const std::string &InterfaceName, Module* Mod) +{ + interfacelist::iterator iter = Interfaces.find(InterfaceName); + + if (iter == Interfaces.end()) + return false; + + for (modulelist::iterator x = iter->second.second.begin(); x != iter->second.second.end(); x++) + { + if (*x == Mod) + { + iter->second.second.erase(x); + if (iter->second.second.empty()) + Interfaces.erase(InterfaceName); + return true; + } + } + return false; +} + +modulelist* ModuleManager::FindInterface(const std::string &InterfaceName) +{ + interfacelist::iterator iter = Interfaces.find(InterfaceName); + if (iter == Interfaces.end()) + return NULL; + else + return &(iter->second.second); +} + +bool ModuleManager::ModuleHasInterface(Module* mod, const std::string& InterfaceName) +{ + interfacelist::iterator iter = Interfaces.find(InterfaceName); + if (iter == Interfaces.end()) + return false; + else + { + modulelist& ml = iter->second.second; + modulelist::iterator mi = std::find(ml.begin(), ml.end(), mod); + return (mi != ml.end()); + } +} + +void ModuleManager::UseInterface(const std::string &InterfaceName) { - static std::string nothing = ""; /* Prevent compiler warning */ - for (int i = 0; i <= this->GetModuleCount(); i++) + interfacelist::iterator iter = Interfaces.find(InterfaceName); + if (iter != Interfaces.end()) + iter->second.first++; + +} + +void ModuleManager::DoneWithInterface(const std::string &InterfaceName) +{ + interfacelist::iterator iter = Interfaces.find(InterfaceName); + if (iter != Interfaces.end()) + iter->second.first--; +} + +std::pair ModuleManager::GetInterfaceInstanceCount(Module* m) +{ + for (interfacelist::iterator iter = Interfaces.begin(); iter != Interfaces.end(); iter++) { - if (this->modules[i] == m) + for (modulelist::iterator x = iter->second.second.begin(); x != iter->second.second.end(); x++) { - return this->Config->module_names[i]; + if (*x == m) + { + return std::make_pair(iter->second.first, iter->first); + } } } - return nothing; /* As above */ + return std::make_pair(0, ""); } -void InspIRCd::RehashServer() +const std::string& ModuleManager::GetModuleName(Module* m) { - this->WriteOpers("*** Rehashing config file"); - this->Config->Read(false,NULL); + static std::string nothing; + + for (std::map >::iterator n = Modules.begin(); n != Modules.end(); ++n) + { + if (n->second.second == m) + return n->first; + } + + return nothing; } /* This is ugly, yes, but hash_map's arent designed to be @@ -274,10 +704,10 @@ void InspIRCd::RehashServer() * m_safelist possible, initially). */ -chanrec* InspIRCd::GetChannelIndex(long index) +Channel* InspIRCd::GetChannelIndex(long index) { int target = 0; - for (chan_hash::iterator n = this->chanlist.begin(); n != this->chanlist.end(); n++, target++) + for (chan_hash::iterator n = this->chanlist->begin(); n != this->chanlist->end(); n++, target++) { if (index == target) return n->second; @@ -290,17 +720,17 @@ bool InspIRCd::MatchText(const std::string &sliteral, const std::string &spatter return match(sliteral.c_str(),spattern.c_str()); } -bool InspIRCd::CallCommandHandler(const std::string &commandname, const char** parameters, int pcnt, userrec* user) +CmdResult InspIRCd::CallCommandHandler(const std::string &commandname, const char** parameters, int pcnt, User* user) { return this->Parser->CallHandler(commandname,parameters,pcnt,user); } -bool InspIRCd::IsValidModuleCommand(const std::string &commandname, int pcnt, userrec* user) +bool InspIRCd::IsValidModuleCommand(const std::string &commandname, int pcnt, User* user) { return this->Parser->IsValidCommand(commandname, pcnt, user); } -void InspIRCd::AddCommand(command_t *f) +void InspIRCd::AddCommand(Command *f) { if (!this->Parser->CreateCommand(f)) { @@ -309,15 +739,15 @@ void InspIRCd::AddCommand(command_t *f) } } -void InspIRCd::SendMode(const char** parameters, int pcnt, userrec *user) +void InspIRCd::SendMode(const char** parameters, int pcnt, User *user) { this->Modes->Process(parameters,pcnt,user,true); } -void InspIRCd::DumpText(userrec* User, const std::string &LinePrefix, stringstream &TextStream) +void InspIRCd::DumpText(User* User, const std::string &LinePrefix, std::stringstream &TextStream) { std::string CompleteLine = LinePrefix; - std::string Word = ""; + std::string Word; while (TextStream >> Word) { if (CompleteLine.length() + Word.length() + 3 > 500) @@ -330,195 +760,46 @@ void InspIRCd::DumpText(userrec* User, const std::string &LinePrefix, stringstre User->WriteServ(CompleteLine); } -userrec* InspIRCd::FindDescriptor(int socket) -{ - return reinterpret_cast(this->SE->GetRef(socket)); -} - -bool InspIRCd::AddMode(ModeHandler* mh, const unsigned char mode) -{ - return this->Modes->AddMode(mh,mode); -} - -bool InspIRCd::AddModeWatcher(ModeWatcher* mw) +User* FindDescriptorHandler::Call(int socket) { - return this->Modes->AddModeWatcher(mw); -} - -bool InspIRCd::DelModeWatcher(ModeWatcher* mw) -{ - return this->Modes->DelModeWatcher(mw); -} - -bool InspIRCd::AddResolver(Resolver* r) -{ - return this->Res->AddResolverClass(r); -} - -bool InspIRCd::UserToPseudo(userrec* user, const std::string &message) -{ - unsigned int old_fd = user->GetFd(); - user->Write("ERROR :Closing link (%s@%s) [%s]",user->ident,user->host,message.c_str()); - user->FlushWriteBuf(); - user->ClearBuffer(); - user->SetFd(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)); - } - - this->SE->DelFd(user); - shutdown(old_fd,2); - close(old_fd); - return true; + return reinterpret_cast(Server->SE->GetRef(socket)); } -bool InspIRCd::PseudoToUser(userrec* alive, userrec* zombie, const std::string &message) +bool InspIRCd::AddResolver(Resolver* r, bool cached) { - zombie->SetFd(alive->GetFd()); - FOREACH_MOD_I(this,I_OnUserQuit,OnUserQuit(alive,message)); - alive->SetFd(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)); - } - // Fix by brain - cant write the user until their fd table entry is updated - 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 (!cached) + return this->Res->AddResolverClass(r); + else { - 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); - } + r->TriggerCachedResult(); + delete r; + return true; } - if ((find(local_users.begin(),local_users.end(),zombie) == local_users.end()) && (zombie->GetFd() != FD_MAGIC_NUMBER)) - local_users.push_back(zombie); - return true; -} - -void InspIRCd::AddGLine(long duration, const std::string &source, const std::string &reason, const std::string &hostmask) -{ - XLines->add_gline(duration, source.c_str(), reason.c_str(), hostmask.c_str()); - XLines->apply_lines(APPLY_GLINES); -} - -void InspIRCd::AddQLine(long duration, const std::string &source, const std::string &reason, const std::string &nickname) -{ - XLines->add_qline(duration, source.c_str(), reason.c_str(), nickname.c_str()); - XLines->apply_lines(APPLY_QLINES); -} - -void InspIRCd::AddZLine(long duration, const std::string &source, const std::string &reason, const std::string &ipaddr) -{ - XLines->add_zline(duration, source.c_str(), reason.c_str(), ipaddr.c_str()); - XLines->apply_lines(APPLY_ZLINES); -} - -void InspIRCd::AddKLine(long duration, const std::string &source, const std::string &reason, const std::string &hostmask) -{ - XLines->add_kline(duration, source.c_str(), reason.c_str(), hostmask.c_str()); - XLines->apply_lines(APPLY_KLINES); -} - -void InspIRCd::AddELine(long duration, const std::string &source, const std::string &reason, const std::string &hostmask) -{ - XLines->add_eline(duration, source.c_str(), reason.c_str(), hostmask.c_str()); -} - -bool InspIRCd::DelGLine(const std::string &hostmask) -{ - return XLines->del_gline(hostmask.c_str()); -} - -bool InspIRCd::DelQLine(const std::string &nickname) -{ - return XLines->del_qline(nickname.c_str()); -} - -bool InspIRCd::DelZLine(const std::string &ipaddr) -{ - return XLines->del_zline(ipaddr.c_str()); -} - -bool InspIRCd::DelKLine(const std::string &hostmask) -{ - return XLines->del_kline(hostmask.c_str()); -} - -bool InspIRCd::DelELine(const std::string &hostmask) -{ - return XLines->del_eline(hostmask.c_str()); } -/* - * XXX why on *earth* is this in modules.cpp...? I think - * perhaps we need a server.cpp for InspIRCd:: stuff where possible. -- w00t - */ -bool InspIRCd::IsValidMask(const std::string &mask) +Module* ModuleManager::Find(const std::string &name) { - 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; + std::map >::iterator modfind = Modules.find(name); - return true; + if (modfind == Modules.end()) + return NULL; + else + return modfind->second.second; } -Module* InspIRCd::FindModule(const std::string &name) +const std::vector ModuleManager::GetAllModuleNames(int filter) { - for (int i = 0; i <= this->GetModuleCount(); i++) - { - if (this->Config->module_names[i] == name) - { - return this->modules[i]; - } - } - return NULL; + std::vector retval; + for (std::map >::iterator x = Modules.begin(); x != Modules.end(); ++x) + if (!filter || (x->second.second->GetVersion().Flags & filter)) + retval.push_back(x->first); + return retval; } ConfigReader::ConfigReader(InspIRCd* Instance) : ServerInstance(Instance) { - /* 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->errorlog = new std::ostringstream(std::stringstream::in | std::stringstream::out); - + this->error = CONF_NO_ERROR; this->data = &ServerInstance->Config->config_data; this->privatehash = false; } @@ -527,9 +808,9 @@ ConfigReader::ConfigReader(InspIRCd* Instance) : ServerInstance(Instance) ConfigReader::~ConfigReader() { if (this->errorlog) - DELETE(this->errorlog); + delete this->errorlog; if(this->privatehash) - DELETE(this->data); + delete this->data; } @@ -537,52 +818,72 @@ ConfigReader::ConfigReader(InspIRCd* Instance, const std::string &filename) : Se { ServerInstance->Config->ClearStack(); + this->error = CONF_NO_ERROR; 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); + for (int pass = 0; pass < 2; pass++) + { + /*** XXX: Can return a 'not ready yet!' code! */ + this->readerror = ServerInstance->Config->LoadConf(*this->data, filename, *this->errorlog, pass); + } if (!this->readerror) this->error = CONF_FILE_NOT_FOUND; -}; +} + -std::string ConfigReader::ReadValue(const std::string &tag, const std::string &name, int index) +std::string ConfigReader::ReadValue(const std::string &tag, const std::string &name, const std::string &default_value, int index, bool allow_linefeeds) { /* 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)) + if (!ServerInstance->Config->ConfValue(*this->data, tag, name, default_value, index, result, allow_linefeeds)) { this->error = CONF_VALUE_NOT_FOUND; - return ""; } - return result; } +std::string ConfigReader::ReadValue(const std::string &tag, const std::string &name, int index, bool allow_linefeeds) +{ + return ReadValue(tag, name, "", index, allow_linefeeds); +} + +bool ConfigReader::ReadFlag(const std::string &tag, const std::string &name, const std::string &default_value, int index) +{ + return ServerInstance->Config->ConfValueBool(*this->data, tag, name, default_value, index); +} + bool ConfigReader::ReadFlag(const std::string &tag, const std::string &name, int index) { - return ServerInstance->Config->ConfValueBool(*this->data, tag, name, index); + return ReadFlag(tag, name, "", index); } -long ConfigReader::ReadInteger(const std::string &tag, const std::string &name, int index, bool needs_unsigned) + +int ConfigReader::ReadInteger(const std::string &tag, const std::string &name, const std::string &default_value, int index, bool need_positive) { int result; - if(!ServerInstance->Config->ConfValueInteger(*this->data, tag, name, index, result)) + if(!ServerInstance->Config->ConfValueInteger(*this->data, tag, name, default_value, index, result)) { this->error = CONF_VALUE_NOT_FOUND; return 0; } - if ((needs_unsigned) && (result < 0)) + if ((need_positive) && (result < 0)) { - this->error = CONF_NOT_UNSIGNED; + this->error = CONF_INT_NEGATIVE; return 0; } return result; } +int ConfigReader::ReadInteger(const std::string &tag, const std::string &name, int index, bool need_positive) +{ + return ReadInteger(tag, name, "", index, need_positive); +} + long ConfigReader::GetError() { long olderr = this->error; @@ -590,48 +891,9 @@ long ConfigReader::GetError() return olderr; } -void ConfigReader::DumpErrors(bool bail, userrec* user) +void ConfigReader::DumpErrors(bool bail, User* user) { - /* XXX - Duplicated code */ - - if (bail) - { - printf("There were errors in your configuration:\n%s", this->errorlog->str().c_str()); - InspIRCd::Exit(ERROR); - } - 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; - } + ServerInstance->Config->ReportConfigError(this->errorlog->str(), bail, user); } @@ -653,10 +915,7 @@ bool ConfigReader::Verify() FileReader::FileReader(InspIRCd* Instance, const std::string &filename) : ServerInstance(Instance) { - file_cache c; - ServerInstance->Config->ReadFile(c,filename.c_str()); - this->fc = c; - this->CalcSize(); + LoadFile(filename); } FileReader::FileReader(InspIRCd* Instance) : ServerInstance(Instance) @@ -665,7 +924,7 @@ FileReader::FileReader(InspIRCd* Instance) : ServerInstance(Instance) std::string FileReader::Contents() { - std::string x = ""; + std::string x; for (file_cache::iterator a = this->fc.begin(); a != this->fc.end(); a++) { x.append(*a); @@ -690,9 +949,12 @@ void FileReader::CalcSize() void FileReader::LoadFile(const std::string &filename) { file_cache c; - ServerInstance->Config->ReadFile(c,filename.c_str()); - this->fc = c; - this->CalcSize(); + c.clear(); + if (ServerInstance->Config->ReadFile(c,filename.c_str())) + { + this->fc = c; + this->CalcSize(); + } } @@ -716,5 +978,3 @@ int FileReader::FileSize() { return fc.size(); } - -