X-Git-Url: https://git.netwichtig.de/gitweb/?a=blobdiff_plain;f=src%2Fmodules.cpp;h=563e06c28b6498811fb3d9ba43fd007a48f29281;hb=56e1f95a114c2f12bb3e7a00d902d45c6ded2ade;hp=786570a4015c30a1d6f4b414267efcd2271b8222;hpb=3daff89138e7ba1c31dd18bba0856ae3999fc0b8;p=user%2Fhenk%2Fcode%2Finspircd.git diff --git a/src/modules.cpp b/src/modules.cpp index 786570a40..563e06c28 100644 --- a/src/modules.cpp +++ b/src/modules.cpp @@ -2,29 +2,27 @@ * | 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) 2002-2007 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" +#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 +42,7 @@ 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 +76,7 @@ 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() { @@ -107,98 +105,508 @@ 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::OnUserQuit(userrec* user, const std::string& message, const std::string &oper_message) { } void Module::OnUserDisconnect(userrec* user) { } -void Module::OnUserJoin(userrec* user, chanrec* channel) { } +void Module::OnUserJoin(userrec* user, chanrec* channel, bool &silent) { } 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::OnUserPart(userrec* user, chanrec* channel, const std::string &partmessage, bool &silent) { } +void Module::OnRehash(userrec* user, 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::OnMode(userrec* user, void* dest, int target_type, const std::string &text) { } 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, CUList &exempt_list) { return 0; }; -int Module::OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text,char status, CUList &exempt_list) { 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; }; -int Module::OnUserRegister(userrec* user) { return 0; }; -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, int tagnumber) { 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, const CUList &exempt_list) { }; -void Module::OnUserNotice(userrec* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list) { }; -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) { }; +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, CUList &exempt_list) { return 0; } +int Module::OnUserPreNotice(userrec* user,void* dest,int target_type, std::string &text,char status, CUList &exempt_list) { 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; } +int Module::OnUserRegister(userrec* user) { return 0; } +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, bool &silent) { } +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, int tagnumber) { 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) { } +void Module::OnRawSocketConnect(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, const CUList &exempt_list) { } +void Module::OnUserNotice(userrec* user, void* dest, int target_type, const std::string &text, char status, const CUList &exempt_list) { } +void Module::OnRemoteKill(userrec* source, userrec* dest, const std::string &reason, const std::string &operreason) { } +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, bool displayable) { } +void Module::OnSyncUserMetaData(userrec* user, Module* proto,void* opaque, const std::string &extname, bool displayable) { } +void Module::OnSyncOtherMetaData(Module* proto, void* opaque, bool displayable) { } +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; }; -void Module::OnBuildExemptList(MessageType message_type, chanrec* chan, userrec* sender, char status, CUList &exempt_list) { }; +void Module::OnSetAway(userrec* user) { } +void Module::OnCancelAway(userrec* user) { } +int Module::OnUserList(userrec* user, chanrec* Ptr, CUList* &userlist) { return 0; } +int Module::OnWhoisLine(userrec* user, userrec* dest, int &numeric, std::string &text) { return 0; } +void Module::OnBuildExemptList(MessageType message_type, chanrec* chan, userrec* sender, char status, CUList &exempt_list, const std::string &text) { } +void Module::OnGarbageCollect() { } +void Module::OnBufferFlushed(userrec* user) { } + + +ModuleManager::ModuleManager(InspIRCd* Ins) +: ModCount(0), Instance(Ins) +{ +} + +ModuleManager::~ModuleManager() +{ +} + +const char* ModuleManager::LastError() +{ + return MODERR; +} + +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)) + { + snprintf(MODERR, MAXBUF,"Module %s is not within the modules directory.", modfile); + Instance->Log(DEFAULT, MODERR); + return false; + } + + if (!ServerConfig::FileExists(modfile)) + { + snprintf(MODERR,MAXBUF,"Module file could not be found: %s", modfile); + Instance->Log(DEFAULT, MODERR); + return false; + } + + if(find(Instance->Config->module_names.begin(), Instance->Config->module_names.end(), filename_str) != Instance->Config->module_names.end()) + { + Instance->Log(DEFAULT,"Module %s is already loaded, cannot load a module twice!",modfile); + snprintf(MODERR, MAXBUF, "Module already loaded"); + return false; + } + + Module* newmod; + ircd_module* newhandle; + + newmod = NULL; + 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"); + + handles[this->ModCount+1] = newhandle; + + newmod = handles[this->ModCount+1]->CallInit(); + + if(newmod) + { + Version v = newmod->GetVersion(); + + if (v.API != API_VERSION) + { + delete newmod; + Instance->Log(DEFAULT,"Unable to load %s: Incorrect module API version: %d (our version: %d)",modfile,v.API,API_VERSION); + snprintf(MODERR,MAXBUF,"Loader/Linker error: Incorrect module API version: %d (our version: %d)",v.API,API_VERSION); + 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[this->ModCount+1] = newmod; + + /* save the module and the module's classfactory, if + * this isnt done, random crashes can occur :/ */ + Instance->Config->module_names.push_back(filename); + + char* x = &Instance->Config->implement_lists[this->ModCount+1][0]; + for(int t = 0; t < 255; t++) + x[t] = 0; + + modules[this->ModCount+1]->Implements(x); + + for(int t = 0; t < 255; t++) + Instance->Config->global_implementation[t] += Instance->Config->implement_lists[this->ModCount+1][t]; + } + else + { + Instance->Log(DEFAULT, "Unable to load %s",modfile); + snprintf(MODERR,MAXBUF, "Probably missing init_module() entrypoint, but dlsym() didn't notice a problem"); + return false; + } + } + catch (LoadModuleException& modexcept) + { + Instance->Log(DEFAULT,"Unable to load %s: %s", modfile, modexcept.GetReason()); + snprintf(MODERR,MAXBUF,"Loader/Linker error: %s", modexcept.GetReason()); + return false; + } + catch (FindSymbolException& modexcept) + { + Instance->Log(DEFAULT,"Unable to load %s: %s", modfile, modexcept.GetReason()); + snprintf(MODERR,MAXBUF,"Loader/Linker error: %s", modexcept.GetReason()); + return false; + } + catch (CoreException& modexcept) + { + Instance->Log(DEFAULT,"Unable to load %s: %s",modfile,modexcept.GetReason()); + snprintf(MODERR,MAXBUF,"Factory function of %s threw an exception: %s", modexcept.GetSource(), modexcept.GetReason()); + return false; + } + + this->ModCount++; + FOREACH_MOD_I(Instance,I_OnLoadModule,OnLoadModule(modules[this->ModCount],filename_str)); + // now work out which modules, if any, want to move to the back of the queue, + // and if they do, move them there. + std::vector put_to_back; + std::vector put_to_front; + std::map put_before; + std::map put_after; + for (unsigned int j = 0; j < Instance->Config->module_names.size(); j++) + { + if (modules[j]->Prioritize() == PRIORITY_LAST) + put_to_back.push_back(Instance->Config->module_names[j]); + else if (modules[j]->Prioritize() == PRIORITY_FIRST) + put_to_front.push_back(Instance->Config->module_names[j]); + else if ((modules[j]->Prioritize() & 0xFF) == PRIORITY_BEFORE) + put_before[Instance->Config->module_names[j]] = Instance->Config->module_names[modules[j]->Prioritize() >> 8]; + else if ((modules[j]->Prioritize() & 0xFF) == PRIORITY_AFTER) + put_after[Instance->Config->module_names[j]] = Instance->Config->module_names[modules[j]->Prioritize() >> 8]; + } + for (unsigned int j = 0; j < put_to_back.size(); j++) + MoveToLast(put_to_back[j]); + for (unsigned int j = 0; j < put_to_front.size(); j++) + MoveToFirst(put_to_front[j]); + for (std::map::iterator j = put_before.begin(); j != put_before.end(); j++) + MoveBefore(j->first,j->second); + for (std::map::iterator j = put_after.begin(); j != put_after.end(); j++) + MoveAfter(j->first,j->second); + Instance->BuildISupport(); + return true; +} + +bool ModuleManager::EraseHandle(unsigned int j) +{ + ModuleHandleList::iterator iter; + + if((j < 0) || (j >= handles.size())) + { + return false; + } + + iter = handles.begin() + j; + + if(*iter) + { + delete *iter; + handles.erase(iter); + handles.push_back(NULL); + } + + return true; +} + +bool ModuleManager::EraseModule(unsigned int j) +{ + bool success = false; + + { + ModuleList::iterator iter; + + if((j < 0) || (j >= modules.size())) + { + return false; + } + + iter = modules.begin() + j; + + if(*iter) + { + delete *iter; + modules.erase(iter); + modules.push_back(NULL); + success = true; + } + } + + { + std::vector::iterator iter; + + if((j < 0) || (j >= Instance->Config->module_names.size())) + { + return false; + } + + iter = Instance->Config->module_names.begin() + j; + + Instance->Config->module_names.erase(iter); + success = true; + } + + return success; +} + +void ModuleManager::MoveTo(std::string modulename,int slot) +{ + unsigned int v2 = 256; + + for (unsigned int v = 0; v < Instance->Config->module_names.size(); v++) + { + if (Instance->Config->module_names[v] == modulename) + { + // found an instance, swap it with the item at the end + v2 = v; + break; + } + } + if ((v2 != (unsigned int)slot) && (v2 < 256)) + { + // Swap the module names over + Instance->Config->module_names[v2] = Instance->Config->module_names[slot]; + Instance->Config->module_names[slot] = modulename; + // now swap the module factories + ircd_module* temp = handles[v2]; + handles[v2] = handles[slot]; + handles[slot] = temp; + // now swap the module objects + Module* temp_module = modules[v2]; + modules[v2] = modules[slot]; + modules[slot] = temp_module; + // now swap the implement lists (we dont + // need to swap the global or recount it) + for (int n = 0; n < 255; n++) + { + char x = Instance->Config->implement_lists[v2][n]; + Instance->Config->implement_lists[v2][n] = Instance->Config->implement_lists[slot][n]; + Instance->Config->implement_lists[slot][n] = x; + } + } +} + +void ModuleManager::MoveAfter(std::string modulename, std::string after) +{ + for (unsigned int v = 0; v < Instance->Config->module_names.size(); v++) + { + if (Instance->Config->module_names[v] == after) + { + MoveTo(modulename, v); + return; + } + } +} + +void ModuleManager::MoveBefore(std::string modulename, std::string before) +{ + for (unsigned int v = 0; v < Instance->Config->module_names.size(); v++) + { + if (Instance->Config->module_names[v] == before) + { + if (v > 0) + { + MoveTo(modulename, v-1); + } + else + { + MoveTo(modulename, v); + } + return; + } + } +} -long InspIRCd::PriorityAfter(const std::string &modulename) +void ModuleManager::MoveToFirst(std::string modulename) { - for (unsigned int j = 0; j < this->Config->module_names.size(); j++) + MoveTo(modulename,0); +} + +void ModuleManager::MoveToLast(std::string modulename) +{ + MoveTo(modulename,this->GetCount()); +} + +bool ModuleManager::Unload(const char* filename) +{ + std::string filename_str = filename; + for (unsigned int j = 0; j != Instance->Config->module_names.size(); j++) { - if (this->Config->module_names[j] == modulename) + if (Instance->Config->module_names[j] == filename_str) + { + if (modules[j]->GetVersion().Flags & VF_STATIC) + { + Instance->Log(DEFAULT,"Failed to unload STATIC module %s",filename); + snprintf(MODERR,MAXBUF,"Module not unloadable (marked static)"); + return false; + } + std::pair intercount = GetInterfaceInstanceCount(modules[j]); + if (intercount.first > 0) + { + Instance->Log(DEFAULT,"Failed to unload module %s, being used by %d other(s) via interface '%s'",filename, intercount.first, intercount.second.c_str()); + snprintf(MODERR,MAXBUF,"Module not unloadable (Still in use by %d other module%s which %s using its interface '%s') -- unload dependent modules first!", + intercount.first, + intercount.first > 1 ? "s" : "", + intercount.first > 1 ? "are" : "is", + intercount.second.c_str()); + 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++) + { + modules[j]->OnCleanup(TYPE_CHANNEL,c->second); + } + for (user_hash::iterator u = Instance->clientlist->begin(); u != Instance->clientlist->end(); u++) + { + modules[j]->OnCleanup(TYPE_USER,u->second); + } + + /* Tidy up any dangling resolvers */ + Instance->Res->CleanResolvers(modules[j]); + + FOREACH_MOD_I(Instance,I_OnUnloadModule,OnUnloadModule(modules[j],Instance->Config->module_names[j])); + + for(int t = 0; t < 255; t++) + { + Instance->Config->global_implementation[t] -= Instance->Config->implement_lists[j][t]; + } + + /* We have to renumber implement_lists after unload because the module numbers change! + */ + for(int j2 = j; j2 < 254; j2++) + { + for(int t = 0; t < 255; t++) + { + Instance->Config->implement_lists[j2][t] = Instance->Config->implement_lists[j2+1][t]; + } + } + + // found the module + Instance->Parser->RemoveCommands(filename); + this->EraseModule(j); + this->EraseHandle(j); + Instance->Log(DEFAULT,"Module %s unloaded",filename); + this->ModCount--; + Instance->BuildISupport(); + return true; + } + } + Instance->Log(DEFAULT,"Module %s is not loaded, cannot unload it!",filename); + snprintf(MODERR,MAXBUF,"Module not loaded"); + return false; +} + +/* We must load the modules AFTER initializing the socket engine, now */ +void ModuleManager::LoadAll() +{ + char configToken[MAXBUF]; + Instance->Config->module_names.clear(); + ModCount = -1; + + for(int count = 0; count < Instance->Config->ConfValueEnum(Instance->Config->config_data, "module"); count++) + { + 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)) + { + Instance->Log(DEFAULT,"There was an error loading the module '%s': %s", configToken, this->LastError()); + printf_c("\n[\033[1;31m*\033[0m] There was an error loading the module '%s': %s\n\n", configToken, this->LastError()); + Instance->Exit(EXIT_STATUS_MODULE); + } + } + printf_c("\nA total of \033[1;32m%d\033[0m module%s been loaded.\n", (this->GetCount()+1), (this->GetCount()+1) == 1 ? " has" : "s have"); + Instance->Log(DEFAULT,"Total loaded modules: %d", this->GetCount()); +} + +long ModuleManager::PriorityAfter(const std::string &modulename) +{ + for (unsigned int j = 0; j < Instance->Config->module_names.size(); j++) + { + if (Instance->Config->module_names[j] == modulename) { return ((j << 8) | PRIORITY_AFTER); } @@ -206,11 +614,11 @@ long InspIRCd::PriorityAfter(const std::string &modulename) return PRIORITY_DONTCARE; } -long InspIRCd::PriorityBefore(const std::string &modulename) +long ModuleManager::PriorityBefore(const std::string &modulename) { - for (unsigned int j = 0; j < this->Config->module_names.size(); j++) + for (unsigned int j = 0; j < Instance->Config->module_names.size(); j++) { - if (this->Config->module_names[j] == modulename) + if (Instance->Config->module_names[j] == modulename) { return ((j << 8) | PRIORITY_BEFORE); } @@ -218,7 +626,7 @@ long InspIRCd::PriorityBefore(const std::string &modulename) 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()) { @@ -228,7 +636,7 @@ 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); @@ -239,7 +647,7 @@ 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); @@ -249,7 +657,7 @@ Module* InspIRCd::FindFeature(const std::string &FeatureName) return iter->second; } -bool InspIRCd::PublishInterface(const std::string &InterfaceName, Module* Mod) +bool ModuleManager::PublishInterface(const std::string &InterfaceName, Module* Mod) { interfacelist::iterator iter = Interfaces.find(InterfaceName); @@ -257,30 +665,30 @@ bool InspIRCd::PublishInterface(const std::string &InterfaceName, Module* Mod) { modulelist ml; ml.push_back(Mod); - Interfaces[InterfaceName] = ml; + Interfaces[InterfaceName] = std::make_pair(0, ml); return true; } else { - iter->second.push_back(Mod); + iter->second.second.push_back(Mod); return true; } return false; } -bool InspIRCd::UnpublishInterface(const std::string &InterfaceName, Module* Mod) +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.begin(); x != iter->second.end(); x++) + for (modulelist::iterator x = iter->second.second.begin(); x != iter->second.second.end(); x++) { if (*x == Mod) { - iter->second.erase(x); - if (iter->second.empty()) + iter->second.second.erase(x); + if (iter->second.second.empty()) Interfaces.erase(InterfaceName); return true; } @@ -288,32 +696,60 @@ bool InspIRCd::UnpublishInterface(const std::string &InterfaceName, Module* Mod) return false; } -modulelist* InspIRCd::FindInterface(const std::string &InterfaceName) +modulelist* ModuleManager::FindInterface(const std::string &InterfaceName) { interfacelist::iterator iter = Interfaces.find(InterfaceName); if (iter == Interfaces.end()) return NULL; else - return &(iter->second); + return &(iter->second.second); +} + +void ModuleManager::UseInterface(const std::string &InterfaceName) +{ + interfacelist::iterator iter = Interfaces.find(InterfaceName); + if (iter != Interfaces.end()) + iter->second.first++; + } -const std::string& InspIRCd::GetModuleName(Module* m) +void ModuleManager::DoneWithInterface(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--; +} + +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; /* Prevent compiler warning */ + + if (!this->GetCount()) + return nothing; + + for (int i = 0; i <= this->GetCount(); i++) + { + if (this->modules[i] == m) + { + return Instance->Config->module_names[i]; + } + } + return nothing; /* As above */ } /* This is ugly, yes, but hash_map's arent designed to be @@ -326,7 +762,7 @@ void InspIRCd::RehashServer() chanrec* 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; @@ -339,7 +775,7 @@ 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, userrec* user) { return this->Parser->CallHandler(commandname,parameters,pcnt,user); } @@ -366,7 +802,7 @@ void InspIRCd::SendMode(const char** parameters, int pcnt, userrec *user) void InspIRCd::DumpText(userrec* User, const std::string &LinePrefix, stringstream &TextStream) { std::string CompleteLine = LinePrefix; - std::string Word = ""; + std::string Word; while (TextStream >> Word) { if (CompleteLine.length() + Word.length() + 3 > 500) @@ -379,9 +815,9 @@ void InspIRCd::DumpText(userrec* User, const std::string &LinePrefix, stringstre User->WriteServ(CompleteLine); } -userrec* InspIRCd::FindDescriptor(int socket) +userrec* FindDescriptorHandler::Call(int socket) { - return reinterpret_cast(this->SE->GetRef(socket)); + return reinterpret_cast(Server->SE->GetRef(socket)); } bool InspIRCd::AddMode(ModeHandler* mh, const unsigned char mode) @@ -399,66 +835,16 @@ 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) +bool InspIRCd::AddResolver(Resolver* r, bool cached) { - 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; -} - -bool InspIRCd::PseudoToUser(userrec* alive, userrec* zombie, const std::string &message) -{ - 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) @@ -522,37 +908,40 @@ bool InspIRCd::DelELine(const std::string &hostmask) bool InspIRCd::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; + int exclamation = 0; + int atsign = 0; + for (char* i = dest; *i; i++) - if (*i > 126) + { + /* out of range character, bad mask */ + if (*i < 32 || *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) + } + + switch (*i) + { + case '!': + exclamation++; + break; + case '@': + atsign++; + break; + } + } + + /* valid masks only have 1 ! and @ */ + if (exclamation != 1 || atsign != 1) return false; return true; } -Module* InspIRCd::FindModule(const std::string &name) +Module* ModuleManager::Find(const std::string &name) { - for (int i = 0; i <= this->GetModuleCount(); i++) + for (int i = 0; i <= this->GetCount(); i++) { - if (this->Config->module_names[i] == name) + if (Instance->Config->module_names[i] == name) { return this->modules[i]; } @@ -567,7 +956,7 @@ ConfigReader::ConfigReader(InspIRCd* Instance) : ServerInstance(Instance) * 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; } @@ -576,9 +965,9 @@ 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; } @@ -586,52 +975,68 @@ 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); 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; @@ -641,46 +1046,7 @@ long ConfigReader::GetError() 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()); - 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); } @@ -702,10 +1068,7 @@ 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) @@ -714,7 +1077,7 @@ 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); @@ -739,9 +1102,12 @@ 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(); + } } @@ -765,5 +1131,3 @@ int FileReader::FileSize() { return fc.size(); } - -