-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2009 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ * Copyright (C) 2009-2010 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007, 2009 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2003-2008 Craig Edwards <craigedwards@brainbox.cc>
+ * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
+ * Copyright (C) 2006-2007 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2006-2007 Oliver Lupton <oliverlupton@gmail.com>
+ * Copyright (C) 2007 Pippijn van Steenhoven <pip88nl@gmail.com>
+ * Copyright (C) 2003 randomdan <???@???>
*
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
*
- * ---------------------------------------------------
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+
#include "inspircd.h"
#include "xline.h"
#include "socket.h"
#include <dirent.h>
#endif
+static std::vector<dynamic_reference_base*>* dynrefs = NULL;
+
+void dynamic_reference_base::reset_all()
+{
+ if (!dynrefs)
+ return;
+ for(unsigned int i = 0; i < dynrefs->size(); i++)
+ (*dynrefs)[i]->ClearCache();
+}
// Version is a simple class for holding a modules version number
-template<>
-VersionBase<API_VERSION>::VersionBase(const std::string &modv, int flags, const std::string& rev)
-: description(modv), version(rev), Flags(flags)
+Version::Version(const std::string &desc, int flags) : description(desc), Flags(flags)
+{
+}
+
+Version::Version(const std::string &desc, int flags, const std::string& linkdata)
+: description(desc), Flags(flags), link_data(linkdata)
{
}
void Module::OnLoadModule(Module*) { }
void Module::OnUnloadModule(Module*) { }
void Module::OnBackgroundTimer(time_t) { }
-ModResult Module::OnPreCommand(std::string&, std::vector<std::string>&, User *, bool, const std::string&) { return MOD_RES_PASSTHRU; }
-void Module::OnPostCommand(const std::string&, const std::vector<std::string>&, User *, CmdResult, const std::string&) { }
+ModResult Module::OnPreCommand(std::string&, std::vector<std::string>&, LocalUser*, bool, const std::string&) { return MOD_RES_PASSTHRU; }
+void Module::OnPostCommand(const std::string&, const std::vector<std::string>&, LocalUser*, CmdResult, const std::string&) { }
+void Module::OnUserInit(LocalUser*) { }
ModResult Module::OnCheckReady(LocalUser*) { return MOD_RES_PASSTHRU; }
ModResult Module::OnUserRegister(LocalUser*) { return MOD_RES_PASSTHRU; }
ModResult Module::OnUserPreKick(User*, Membership*, const std::string&) { return MOD_RES_PASSTHRU; }
ModResult Module::OnChannelPreDelete(Channel*) { return MOD_RES_PASSTHRU; }
void Module::OnChannelDelete(Channel*) { }
ModResult Module::OnSetAway(User*, const std::string &) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnUserList(User*, Channel*) { return MOD_RES_PASSTHRU; }
ModResult Module::OnWhoisLine(User*, User*, int&, std::string&) { return MOD_RES_PASSTHRU; }
void Module::OnBuildNeighborList(User*, UserChanList&, std::map<User*,bool>&) { }
void Module::OnGarbageCollect() { }
+ModResult Module::OnSetConnectClass(LocalUser* user, ConnectClass* myclass) { return MOD_RES_PASSTHRU; }
void Module::OnText(User*, void*, int, const std::string&, char, CUList&) { }
void Module::OnRunTestSuite() { }
void Module::OnNamesListItem(User*, Membership*, std::string&, std::string&) { }
ModResult Module::OnNumeric(User*, unsigned int, const std::string&) { return MOD_RES_PASSTHRU; }
void Module::OnHookIO(StreamSocket*, ListenSocket*) { }
ModResult Module::OnAcceptConnection(int, ListenSocket*, irc::sockets::sockaddrs*, irc::sockets::sockaddrs*) { return MOD_RES_PASSTHRU; }
-void Module::OnSendWhoLine(User*, User*, Channel*, std::string&) { }
-ModResult Module::OnChannelRestrictionApply(User*, Channel*, const char*) { return MOD_RES_PASSTHRU; }
+void Module::OnSendWhoLine(User*, const std::vector<std::string>&, User*, std::string&) { }
ModuleManager::ModuleManager() : ModCount(0)
{
return true;
}
-bool ModuleManager::SetPriority(Module* mod, Implementation i, Priority s, Module** modules, size_t sz)
+bool ModuleManager::SetPriority(Module* mod, Implementation i, Priority s, Module* which)
{
/** 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
* 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 = 0;
- size_t source = 0;
- bool swap = true;
- bool found = false;
+ size_t my_pos = 0;
/* Locate our module. This is O(n) but it only occurs on module load so we're
* not too bothered about it
{
if (EventHandlers[i][x] == mod)
{
- source = x;
- found = true;
- break;
+ my_pos = x;
+ goto found_src;
}
}
/* Eh? this module doesnt exist, probably trying to set priority on an event
* theyre not attached to.
*/
- if (!found)
- return false;
+ return false;
+found_src:
+ size_t swap_pos = my_pos;
switch (s)
{
- /* Dummy value */
- case PRIORITY_DONTCARE:
- swap = false;
- break;
- /* Module wants to be first, sod everything else */
case PRIORITY_FIRST:
if (prioritizationState != PRIO_STATE_FIRST)
- swap = false;
+ return true;
else
swap_pos = 0;
- break;
- /* Module wants to be last. */
+ break;
case PRIORITY_LAST:
if (prioritizationState != PRIO_STATE_FIRST)
- swap = false;
- else if (EventHandlers[i].empty())
- swap_pos = 0;
+ return true;
else
swap_pos = EventHandlers[i].size() - 1;
- break;
- /* Place this module after a set of other modules */
+ break;
case PRIORITY_AFTER:
{
- /* Find the latest possible position */
- swap_pos = 0;
- swap = false;
- for (size_t x = 0; x != EventHandlers[i].size(); ++x)
+ /* Find the latest possible position, only searching AFTER our position */
+ for (size_t x = EventHandlers[i].size() - 1; x > my_pos; --x)
{
- for (size_t n = 0; n < sz; ++n)
+ if (EventHandlers[i][x] == which)
{
- if ((modules[n]) && (EventHandlers[i][x] == modules[n]) && (x >= swap_pos) && (source <= swap_pos))
- {
- swap_pos = x;
- swap = true;
- }
+ swap_pos = x;
+ goto swap_now;
}
}
+ // didn't find it - either not loaded or we're already after
+ return true;
}
- break;
/* Place this module before a set of other modules */
case PRIORITY_BEFORE:
{
- swap_pos = EventHandlers[i].size() - 1;
- swap = false;
- for (size_t x = 0; x != EventHandlers[i].size(); ++x)
+ for (size_t x = 0; x < my_pos; ++x)
{
- for (size_t n = 0; n < sz; ++n)
+ if (EventHandlers[i][x] == which)
{
- if ((modules[n]) && (EventHandlers[i][x] == modules[n]) && (x <= swap_pos) && (source >= swap_pos))
- {
- swap = true;
- swap_pos = x;
- }
+ swap_pos = x;
+ goto swap_now;
}
}
+ // didn't find it - either not loaded or we're already before
+ return true;
}
- break;
}
+swap_now:
/* Do we need to swap? */
- if (swap && (swap_pos != source))
+ if (swap_pos != my_pos)
{
// We are going to change positions; we'll need to run again to verify all requirements
if (prioritizationState == PRIO_STATE_LAST)
/* Suggestion from Phoenix, "shuffle" the modules to better retain call order */
int incrmnt = 1;
- if (source > swap_pos)
+ if (my_pos > swap_pos)
incrmnt = -1;
- for (unsigned int j = source; j != swap_pos; j += incrmnt)
+ for (unsigned int j = my_pos; j != swap_pos; j += incrmnt)
{
- if (( j + incrmnt > EventHandlers[i].size() - 1) || (j + incrmnt < 0))
+ if ((j + incrmnt > EventHandlers[i].size() - 1) || ((incrmnt == -1) && (j == 0)))
continue;
std::swap(EventHandlers[i][j], EventHandlers[i][j+incrmnt]);
return true;
}
-std::string& ModuleManager::LastError()
+bool ModuleManager::CanUnload(Module* mod)
{
- return LastModuleError;
-}
+ std::map<std::string, Module*>::iterator modfind = Modules.find(mod->ModuleSourceFile);
-bool ModuleManager::PublishFeature(const std::string &FeatureName, Module* Mod)
-{
- if (Features.find(FeatureName) == Features.end())
+ if (modfind == Modules.end() || modfind->second != mod)
{
- Features[FeatureName] = Mod;
- return true;
+ LastModuleError = "Module " + mod->ModuleSourceFile + " is not loaded, cannot unload it!";
+ ServerInstance->Logs->Log("MODULE", DEFAULT, LastModuleError);
+ return false;
}
- return false;
-}
-
-bool ModuleManager::UnpublishFeature(const std::string &FeatureName)
-{
- featurelist::iterator iter = Features.find(FeatureName);
-
- if (iter == Features.end())
+ if (mod->GetVersion().Flags & VF_STATIC)
+ {
+ LastModuleError = "Module " + mod->ModuleSourceFile + " not unloadable (marked static)";
+ ServerInstance->Logs->Log("MODULE", DEFAULT, LastModuleError);
return false;
-
- Features.erase(iter);
+ }
return true;
}
-Module* ModuleManager::FindFeature(const std::string &FeatureName)
+void ModuleManager::DoSafeUnload(Module* mod)
{
- featurelist::iterator iter = Features.find(FeatureName);
+ std::map<std::string, Module*>::iterator modfind = Modules.find(mod->ModuleSourceFile);
- if (iter == Features.end())
- return NULL;
-
- return iter->second;
-}
-
-bool ModuleManager::PublishInterface(const std::string &InterfaceName, Module* Mod)
-{
- interfacelist::iterator iter = Interfaces.find(InterfaceName);
-
- if (iter == Interfaces.end())
+ std::vector<reference<ExtensionItem> > items;
+ ServerInstance->Extensions.BeginUnregister(modfind->second, items);
+ /* Give the module a chance to tidy out all its metadata */
+ for (chan_hash::iterator c = ServerInstance->chanlist->begin(); c != ServerInstance->chanlist->end(); c++)
{
- modulelist ml;
- ml.push_back(Mod);
- Interfaces[InterfaceName] = std::make_pair(0, ml);
+ mod->OnCleanup(TYPE_CHANNEL,c->second);
+ c->second->doUnhookExtensions(items);
+ const UserMembList* users = c->second->GetUsers();
+ for(UserMembCIter mi = users->begin(); mi != users->end(); mi++)
+ mi->second->doUnhookExtensions(items);
}
- else
+ for (user_hash::iterator u = ServerInstance->Users->clientlist->begin(); u != ServerInstance->Users->clientlist->end(); u++)
{
- iter->second.second.push_back(Mod);
+ mod->OnCleanup(TYPE_USER,u->second);
+ u->second->doUnhookExtensions(items);
+ }
+ for(char m='A'; m <= 'z'; m++)
+ {
+ ModeHandler* mh;
+ mh = ServerInstance->Modes->FindMode(m, MODETYPE_USER);
+ if (mh && mh->creator == mod)
+ ServerInstance->Modes->DelMode(mh);
+ mh = ServerInstance->Modes->FindMode(m, MODETYPE_CHANNEL);
+ if (mh && mh->creator == mod)
+ ServerInstance->Modes->DelMode(mh);
+ }
+ for(std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.begin(); i != DataProviders.end(); )
+ {
+ std::multimap<std::string, ServiceProvider*>::iterator curr = i++;
+ if (curr->second->creator == mod)
+ DataProviders.erase(curr);
}
- return true;
-}
-bool ModuleManager::UnpublishInterface(const std::string &InterfaceName, Module* Mod)
-{
- interfacelist::iterator iter = Interfaces.find(InterfaceName);
+ dynamic_reference_base::reset_all();
- if (iter == Interfaces.end())
- return false;
+ /* Tidy up any dangling resolvers */
+ ServerInstance->Res->CleanResolvers(mod);
- for (modulelist::iterator x = iter->second.second.begin(); x != iter->second.second.end(); x++)
+ FOREACH_MOD(I_OnUnloadModule,OnUnloadModule(mod));
+
+ DetachAll(mod);
+
+ Modules.erase(modfind);
+ ServerInstance->GlobalCulls.AddItem(mod);
+
+ ServerInstance->Logs->Log("MODULE", DEFAULT,"Module %s unloaded",mod->ModuleSourceFile.c_str());
+ this->ModCount--;
+ ServerInstance->BuildISupport();
+}
+
+void ModuleManager::UnloadAll()
+{
+ /* We do this more than once, so that any service providers get a
+ * chance to be unhooked by the modules using them, but then get
+ * a chance to be removed themsleves.
+ *
+ * Note: this deliberately does NOT delete the DLLManager objects
+ */
+ for (int tries = 0; tries < 4; tries++)
{
- if (*x == Mod)
+ std::map<std::string, Module*>::iterator i = Modules.begin();
+ while (i != Modules.end())
{
- iter->second.second.erase(x);
- if (iter->second.second.empty())
- Interfaces.erase(InterfaceName);
- return true;
+ std::map<std::string, Module*>::iterator me = i++;
+ if (CanUnload(me->second))
+ {
+ DoSafeUnload(me->second);
+ }
}
+ ServerInstance->GlobalCulls.Apply();
}
- return false;
}
-modulelist* ModuleManager::FindInterface(const std::string &InterfaceName)
+std::string& ModuleManager::LastError()
{
- interfacelist::iterator iter = Interfaces.find(InterfaceName);
- if (iter == Interfaces.end())
- return NULL;
- else
- return &(iter->second.second);
+ return LastModuleError;
}
-bool ModuleManager::ModuleHasInterface(Module* mod, const std::string& InterfaceName)
+CmdResult InspIRCd::CallCommandHandler(const std::string &commandname, const std::vector<std::string>& parameters, User* user)
{
- 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());
- }
+ return this->Parser->CallHandler(commandname, parameters, user);
}
-void ModuleManager::UseInterface(const std::string &InterfaceName)
+bool InspIRCd::IsValidModuleCommand(const std::string &commandname, int pcnt, User* user)
{
- interfacelist::iterator iter = Interfaces.find(InterfaceName);
- if (iter != Interfaces.end())
- iter->second.first++;
-
+ return this->Parser->IsValidCommand(commandname, pcnt, user);
}
-void ModuleManager::DoneWithInterface(const std::string &InterfaceName)
+void ModuleManager::AddService(ServiceProvider& item)
{
- interfacelist::iterator iter = Interfaces.find(InterfaceName);
- if (iter != Interfaces.end())
- iter->second.first--;
+ switch (item.service)
+ {
+ case SERVICE_COMMAND:
+ if (!ServerInstance->Parser->AddCommand(static_cast<Command*>(&item)))
+ throw ModuleException("Command "+std::string(item.name)+" already exists.");
+ return;
+ case SERVICE_MODE:
+ if (!ServerInstance->Modes->AddMode(static_cast<ModeHandler*>(&item)))
+ throw ModuleException("Mode "+std::string(item.name)+" already exists.");
+ return;
+ case SERVICE_METADATA:
+ ServerInstance->Extensions.Register(static_cast<ExtensionItem*>(&item));
+ return;
+ case SERVICE_DATA:
+ case SERVICE_IOHOOK:
+ {
+ DataProviders.insert(std::make_pair(item.name, &item));
+ std::string::size_type slash = item.name.find('/');
+ if (slash != std::string::npos)
+ {
+ DataProviders.insert(std::make_pair(item.name.substr(0, slash), &item));
+ DataProviders.insert(std::make_pair(item.name.substr(slash + 1), &item));
+ }
+ return;
+ }
+ default:
+ throw ModuleException("Cannot add unknown service type");
+ }
}
-std::pair<int,std::string> ModuleManager::GetInterfaceInstanceCount(Module* m)
+void ModuleManager::DelService(ServiceProvider& item)
{
- for (interfacelist::iterator iter = Interfaces.begin(); iter != Interfaces.end(); iter++)
+ switch (item.service)
{
- for (modulelist::iterator x = iter->second.second.begin(); x != iter->second.second.end(); x++)
+ case SERVICE_MODE:
+ if (!ServerInstance->Modes->DelMode(static_cast<ModeHandler*>(&item)))
+ throw ModuleException("Mode "+std::string(item.name)+" does not exist.");
+ return;
+ case SERVICE_DATA:
+ case SERVICE_IOHOOK:
{
- if (*x == m)
+ for(std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.begin(); i != DataProviders.end(); )
{
- return std::make_pair(iter->second.first, iter->first);
+ std::multimap<std::string, ServiceProvider*>::iterator curr = i++;
+ if (curr->second == &item)
+ DataProviders.erase(curr);
}
+ dynamic_reference_base::reset_all();
+ return;
}
+ default:
+ throw ModuleException("Cannot delete unknown service type");
}
- return std::make_pair(0, "");
}
-const std::string& ModuleManager::GetModuleName(Module* m)
+ServiceProvider* ModuleManager::FindService(ServiceType type, const std::string& name)
{
- static std::string nothing;
-
- for (std::map<std::string, Module*>::iterator n = Modules.begin(); n != Modules.end(); ++n)
+ switch (type)
{
- if (n->second == m)
- return n->first;
+ case SERVICE_DATA:
+ case SERVICE_IOHOOK:
+ {
+ std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.find(name);
+ if (i != DataProviders.end() && i->second->service == type)
+ return i->second;
+ return NULL;
+ }
+ // TODO implement finding of the other types
+ default:
+ throw ModuleException("Cannot find unknown service type");
}
+}
- return nothing;
+dynamic_reference_base::dynamic_reference_base(Module* Creator, const std::string& Name)
+ : name(Name), value(NULL), creator(Creator)
+{
+ if (!dynrefs)
+ dynrefs = new std::vector<dynamic_reference_base*>;
+ dynrefs->push_back(this);
}
-CmdResult InspIRCd::CallCommandHandler(const std::string &commandname, const std::vector<std::string>& parameters, User* user)
+dynamic_reference_base::~dynamic_reference_base()
{
- return this->Parser->CallHandler(commandname, parameters, user);
+ for(unsigned int i = 0; i < dynrefs->size(); i++)
+ {
+ if (dynrefs->at(i) == this)
+ {
+ unsigned int last = dynrefs->size() - 1;
+ if (i != last)
+ dynrefs->at(i) = dynrefs->at(last);
+ dynrefs->erase(dynrefs->begin() + last);
+ if (dynrefs->empty())
+ {
+ delete dynrefs;
+ dynrefs = NULL;
+ }
+ return;
+ }
+ }
}
-bool InspIRCd::IsValidModuleCommand(const std::string &commandname, int pcnt, User* user)
+void dynamic_reference_base::SetProvider(const std::string& newname)
{
- return this->Parser->IsValidCommand(commandname, pcnt, user);
+ name = newname;
+ ClearCache();
}
-void InspIRCd::AddCommand(Command *f)
+void dynamic_reference_base::lookup()
{
- if (!this->Parser->AddCommand(f))
+ if (!*this)
+ throw ModuleException("Dynamic reference to '" + name + "' failed to resolve");
+}
+
+dynamic_reference_base::operator bool()
+{
+ if (!value)
{
- throw ModuleException("Command "+std::string(f->command)+" already exists.");
+ std::multimap<std::string, ServiceProvider*>::iterator i = ServerInstance->Modules->DataProviders.find(name);
+ if (i != ServerInstance->Modules->DataProviders.end())
+ value = static_cast<DataProvider*>(i->second);
}
+ return value;
}
void InspIRCd::SendMode(const std::vector<std::string>& parameters, User *user)
this->Modes->Process(parameters, user);
}
+
+void InspIRCd::SendGlobalMode(const std::vector<std::string>& parameters, User *user)
+{
+ Modes->Process(parameters, user);
+ if (!Modes->GetLastParse().empty())
+ this->PI->SendMode(parameters[0], Modes->GetLastParseParams(), Modes->GetLastParseTranslate());
+}
+
bool InspIRCd::AddResolver(Resolver* r, bool cached)
{
if (!cached)
ConfigReader::ConfigReader()
{
this->error = 0;
+ ServerInstance->Logs->Log("MODULE", DEBUG, "ConfigReader is deprecated in 2.0; "
+ "use ServerInstance->Config->ConfValue(\"key\") or ->ConfTags(\"key\") instead");
}
void FileReader::LoadFile(const std::string &filename)
{
- file_cache c;
- c.clear();
- if (ServerInstance->Config->ReadFile(c,filename.c_str()))
+ std::map<std::string, file_cache>::iterator file = ServerInstance->Config->Files.find(filename);
+ if (file != ServerInstance->Config->Files.end())
+ {
+ this->fc = file->second;
+ }
+ else
{
- this->fc = c;
- this->CalcSize();
+ fc.clear();
+ FILE* f = fopen(filename.c_str(), "r");
+ if (!f)
+ return;
+ char linebuf[MAXBUF*10];
+ while (fgets(linebuf, sizeof(linebuf), f))
+ {
+ int len = strlen(linebuf);
+ if (len)
+ fc.push_back(std::string(linebuf, len - 1));
+ }
+ fclose(f);
}
+ CalcSize();
}