/*
* InspIRCd -- Internet Relay Chat Daemon
*
+ * Copyright (C) 2020 Matt Schatz <genius3000@g3k.solutions>
+ * Copyright (C) 2019 nia <nia@netbsd.org>
+ * Copyright (C) 2019 iwalkalone <iwalkalone69@gmail.com>
+ * Copyright (C) 2013, 2017-2020 Sadie Powell <sadie@witchery.services>
+ * Copyright (C) 2013 Daniel Vassdal <shutter@canternet.org>
+ * Copyright (C) 2013 Adam <Adam@anope.org>
+ * Copyright (C) 2012-2016, 2018 Attila Molnar <attilamolnar@hush.com>
+ * Copyright (C) 2012 Robby <robby@chatbelgie.be>
* 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) 2009 Uli Schlachter <psychon@inspircd.org>
* 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 <???@???>
+ * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2007 Oliver Lupton <om@inspircd.org>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2005-2010 Craig Edwards <brain@inspircd.org>
*
* 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
#include "inspircd.h"
-#include "xline.h"
-#include "socket.h"
-#include "socketengine.h"
-#include "command_parse.h"
-#include "dns.h"
#include "exitcodes.h"
+#include <iostream>
-#ifndef _WIN32
- #include <dirent.h>
-#endif
-
-static std::vector<dynamic_reference_base*>* dynrefs = NULL;
+static insp::intrusive_list<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();
+ for (insp::intrusive_list<dynamic_reference_base>::iterator i = dynrefs->begin(); i != dynrefs->end(); ++i)
+ (*i)->resolve();
}
// Version is a simple class for holding a modules version number
{
}
-Request::Request(Module* src, Module* dst, const char* idstr)
-: id(idstr), source(src), dest(dst)
-{
-}
-
-void Request::Send()
-{
- if (dest)
- dest->OnRequest(*this);
-}
-
-Event::Event(Module* src, const std::string &eventid) : source(src), id(eventid) { }
+// These declarations define the behavours of the base class Module (which does nothing at all)
-void Event::Send()
+Module::Module()
+ : ModuleDLLManager(NULL)
+ , dying(false)
{
- FOREACH_MOD(I_OnEvent,OnEvent(*this));
}
-// These declarations define the behavours of the base class Module (which does nothing at all)
-
-Module::Module() { }
CullResult Module::cull()
{
+ if (ModuleDLLManager)
+ ServerInstance->GlobalCulls.AddItem(ModuleDLLManager);
return classbase::cull();
}
+
Module::~Module()
{
}
-ModResult Module::OnSendSnotice(char &snomask, std::string &type, const std::string &message) { return MOD_RES_PASSTHRU; }
-void Module::OnUserConnect(LocalUser*) { }
-void Module::OnUserQuit(User*, const std::string&, const std::string&) { }
-void Module::OnUserDisconnect(LocalUser*) { }
-void Module::OnUserJoin(Membership*, bool, bool, CUList&) { }
-void Module::OnPostJoin(Membership*) { }
-void Module::OnUserPart(Membership*, std::string&, CUList&) { }
-void Module::OnPreRehash(User*, const std::string&) { }
-void Module::OnModuleRehash(User*, const std::string&) { }
-void Module::OnRehash(User*) { }
-ModResult Module::OnUserPreJoin(User*, Channel*, const char*, std::string&, const std::string&) { return MOD_RES_PASSTHRU; }
-void Module::OnMode(User*, void*, int, const std::vector<std::string>&, const std::vector<TranslateType>&) { }
-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*) { }
-ModResult Module::OnUserPreInvite(User*, User*, Channel*, time_t) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnUserPreMessage(User*, void*, int, std::string&, char, CUList&) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnUserPreNotice(User*, void*, int, std::string&, char, CUList&) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnUserPreNick(User*, const std::string&) { return MOD_RES_PASSTHRU; }
-void Module::OnUserPostNick(User*, const std::string&) { }
-ModResult Module::OnPreMode(User*, User*, Channel*, const std::vector<std::string>&) { return MOD_RES_PASSTHRU; }
-void Module::On005Numeric(std::string&) { }
-ModResult Module::OnKill(User*, User*, const std::string&) { return MOD_RES_PASSTHRU; }
-void Module::OnLoadModule(Module*) { }
-void Module::OnUnloadModule(Module*) { }
-void Module::OnBackgroundTimer(time_t) { }
-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; }
-void Module::OnUserKick(User*, Membership*, const std::string&, CUList&) { }
-ModResult Module::OnRawMode(User*, Channel*, const char, const std::string &, bool, int) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnCheckInvite(User*, Channel*) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnCheckKey(User*, Channel*, const std::string&) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnCheckLimit(User*, Channel*) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnCheckChannelBan(User*, Channel*) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnCheckBan(User*, Channel*, const std::string&) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnExtBanCheck(User*, Channel*, char) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnStats(char, User*, string_list&) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnChangeLocalUserHost(LocalUser*, const std::string&) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnChangeLocalUserGECOS(LocalUser*, const std::string&) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnPreTopicChange(User*, Channel*, const std::string&) { return MOD_RES_PASSTHRU; }
-void Module::OnEvent(Event&) { }
-void Module::OnRequest(Request&) { }
-ModResult Module::OnPassCompare(Extensible* ex, const std::string &password, const std::string &input, const std::string& hashtype) { return MOD_RES_PASSTHRU; }
-void Module::OnGlobalOper(User*) { }
-void Module::OnPostConnect(User*) { }
-ModResult Module::OnAddBan(User*, Channel*, const std::string &) { return MOD_RES_PASSTHRU; }
-ModResult Module::OnDelBan(User*, Channel*, const std::string &) { return MOD_RES_PASSTHRU; }
-void Module::OnStreamSocketAccept(StreamSocket*, irc::sockets::sockaddrs*, irc::sockets::sockaddrs*) { }
-int Module::OnStreamSocketWrite(StreamSocket*, std::string&) { return -1; }
-void Module::OnStreamSocketClose(StreamSocket*) { }
-void Module::OnStreamSocketConnect(StreamSocket*) { }
-int Module::OnStreamSocketRead(StreamSocket*, std::string&) { return -1; }
-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*, time_t) { }
-void Module::OnPostTopicChange(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::OnSyncNetwork(Module*, void*) { }
-void Module::ProtoSendMode(void*, TargetTypeFlags, void*, const std::vector<std::string>&, const std::vector<TranslateType>&) { }
-void Module::OnDecodeMetaData(Extensible*, const std::string&, const std::string&) { }
-void Module::ProtoSendMetaData(void*, Extensible*, 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::OnChangeIdent(User*, const std::string&) { }
-void Module::OnAddLine(User*, XLine*) { }
-void Module::OnDelLine(User*, XLine*) { }
-void Module::OnExpireLine(XLine*) { }
-void Module::OnCleanup(int, void*) { }
-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::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*, const std::vector<std::string>&, User*, std::string&) { }
-void Module::OnSetUserIP(LocalUser*) { }
-
-ModuleManager::ModuleManager() : ModCount(0)
+void Module::DetachEvent(Implementation i)
+{
+ ServerInstance->Modules->Detach(i, this);
+}
+
+void Module::ReadConfig(ConfigStatus& status) { }
+ModResult Module::OnSendSnotice(char &snomask, std::string &type, const std::string &message) { DetachEvent(I_OnSendSnotice); return MOD_RES_PASSTHRU; }
+void Module::OnUserConnect(LocalUser*) { DetachEvent(I_OnUserConnect); }
+ModResult Module::OnUserPreQuit(LocalUser*, std::string&, std::string&) { DetachEvent(I_OnUserPreQuit); return MOD_RES_PASSTHRU; }
+void Module::OnUserQuit(User*, const std::string&, const std::string&) { DetachEvent(I_OnUserQuit); }
+void Module::OnUserDisconnect(LocalUser*) { DetachEvent(I_OnUserDisconnect); }
+void Module::OnUserJoin(Membership*, bool, bool, CUList&) { DetachEvent(I_OnUserJoin); }
+void Module::OnPostJoin(Membership*) { DetachEvent(I_OnPostJoin); }
+void Module::OnUserPart(Membership*, std::string&, CUList&) { DetachEvent(I_OnUserPart); }
+void Module::OnPreRehash(User*, const std::string&) { DetachEvent(I_OnPreRehash); }
+void Module::OnModuleRehash(User*, const std::string&) { DetachEvent(I_OnModuleRehash); }
+ModResult Module::OnUserPreJoin(LocalUser*, Channel*, const std::string&, std::string&, const std::string&) { DetachEvent(I_OnUserPreJoin); return MOD_RES_PASSTHRU; }
+void Module::OnMode(User*, User*, Channel*, const Modes::ChangeList&, ModeParser::ModeProcessFlag) { DetachEvent(I_OnMode); }
+void Module::OnOper(User*, const std::string&) { DetachEvent(I_OnOper); }
+void Module::OnPostOper(User*, const std::string&, const std::string &) { DetachEvent(I_OnPostOper); }
+void Module::OnPostDeoper(User*) { DetachEvent(I_OnPostDeoper); }
+ModResult Module::OnUserPreInvite(User*, User*, Channel*, time_t) { DetachEvent(I_OnUserPreInvite); return MOD_RES_PASSTHRU; }
+ModResult Module::OnUserPreMessage(User*, const MessageTarget&, MessageDetails&) { DetachEvent(I_OnUserPreMessage); return MOD_RES_PASSTHRU; }
+ModResult Module::OnUserPreNick(LocalUser*, const std::string&) { DetachEvent(I_OnUserPreNick); return MOD_RES_PASSTHRU; }
+void Module::OnUserPostNick(User*, const std::string&) { DetachEvent(I_OnUserPostNick); }
+ModResult Module::OnPreMode(User*, User*, Channel*, Modes::ChangeList&) { DetachEvent(I_OnPreMode); return MOD_RES_PASSTHRU; }
+void Module::On005Numeric(std::map<std::string, std::string>&) { DetachEvent(I_On005Numeric); }
+ModResult Module::OnKill(User*, User*, const std::string&) { DetachEvent(I_OnKill); return MOD_RES_PASSTHRU; }
+void Module::OnLoadModule(Module*) { DetachEvent(I_OnLoadModule); }
+void Module::OnUnloadModule(Module*) { DetachEvent(I_OnUnloadModule); }
+void Module::OnBackgroundTimer(time_t) { DetachEvent(I_OnBackgroundTimer); }
+ModResult Module::OnPreCommand(std::string&, CommandBase::Params&, LocalUser*, bool) { DetachEvent(I_OnPreCommand); return MOD_RES_PASSTHRU; }
+void Module::OnPostCommand(Command*, const CommandBase::Params&, LocalUser*, CmdResult, bool) { DetachEvent(I_OnPostCommand); }
+void Module::OnCommandBlocked(const std::string&, const CommandBase::Params&, LocalUser*) { DetachEvent(I_OnCommandBlocked); }
+void Module::OnUserInit(LocalUser*) { DetachEvent(I_OnUserInit); }
+void Module::OnUserPostInit(LocalUser*) { DetachEvent(I_OnUserPostInit); }
+ModResult Module::OnCheckReady(LocalUser*) { DetachEvent(I_OnCheckReady); return MOD_RES_PASSTHRU; }
+ModResult Module::OnUserRegister(LocalUser*) { DetachEvent(I_OnUserRegister); return MOD_RES_PASSTHRU; }
+ModResult Module::OnUserPreKick(User*, Membership*, const std::string&) { DetachEvent(I_OnUserPreKick); return MOD_RES_PASSTHRU; }
+void Module::OnUserKick(User*, Membership*, const std::string&, CUList&) { DetachEvent(I_OnUserKick); }
+ModResult Module::OnRawMode(User*, Channel*, ModeHandler*, const std::string&, bool) { DetachEvent(I_OnRawMode); return MOD_RES_PASSTHRU; }
+ModResult Module::OnCheckInvite(User*, Channel*) { DetachEvent(I_OnCheckInvite); return MOD_RES_PASSTHRU; }
+ModResult Module::OnCheckKey(User*, Channel*, const std::string&) { DetachEvent(I_OnCheckKey); return MOD_RES_PASSTHRU; }
+ModResult Module::OnCheckLimit(User*, Channel*) { DetachEvent(I_OnCheckLimit); return MOD_RES_PASSTHRU; }
+ModResult Module::OnCheckChannelBan(User*, Channel*) { DetachEvent(I_OnCheckChannelBan); return MOD_RES_PASSTHRU; }
+ModResult Module::OnCheckBan(User*, Channel*, const std::string&) { DetachEvent(I_OnCheckBan); return MOD_RES_PASSTHRU; }
+ModResult Module::OnExtBanCheck(User*, Channel*, char) { DetachEvent(I_OnExtBanCheck); return MOD_RES_PASSTHRU; }
+ModResult Module::OnPreChangeHost(LocalUser*, const std::string&) { DetachEvent(I_OnPreChangeHost); return MOD_RES_PASSTHRU; }
+ModResult Module::OnPreChangeRealName(LocalUser*, const std::string&) { DetachEvent(I_OnPreChangeRealName); return MOD_RES_PASSTHRU; }
+ModResult Module::OnPreTopicChange(User*, Channel*, const std::string&) { DetachEvent(I_OnPreTopicChange); return MOD_RES_PASSTHRU; }
+ModResult Module::OnPassCompare(Extensible* ex, const std::string &password, const std::string &input, const std::string& hashtype) { DetachEvent(I_OnPassCompare); return MOD_RES_PASSTHRU; }
+void Module::OnPostConnect(User*) { DetachEvent(I_OnPostConnect); }
+void Module::OnUserPostMessage(User*, const MessageTarget&, const MessageDetails&) { DetachEvent(I_OnUserPostMessage); }
+void Module::OnUserMessageBlocked(User*, const MessageTarget&, const MessageDetails&) { DetachEvent(I_OnUserMessageBlocked); }
+void Module::OnUserInvite(User*, User*, Channel*, time_t, unsigned int, CUList&) { DetachEvent(I_OnUserInvite); }
+void Module::OnPostTopicChange(User*, Channel*, const std::string&) { DetachEvent(I_OnPostTopicChange); }
+void Module::OnDecodeMetaData(Extensible*, const std::string&, const std::string&) { DetachEvent(I_OnDecodeMetaData); }
+void Module::OnChangeHost(User*, const std::string&) { DetachEvent(I_OnChangeHost); }
+void Module::OnChangeRealHost(User*, const std::string&) { DetachEvent(I_OnChangeRealHost); }
+void Module::OnChangeRealName(User*, const std::string&) { DetachEvent(I_OnChangeRealName); }
+void Module::OnChangeIdent(User*, const std::string&) { DetachEvent(I_OnChangeIdent); }
+void Module::OnAddLine(User*, XLine*) { DetachEvent(I_OnAddLine); }
+void Module::OnDelLine(User*, XLine*) { DetachEvent(I_OnDelLine); }
+void Module::OnExpireLine(XLine*) { DetachEvent(I_OnExpireLine); }
+void Module::OnCleanup(ExtensionItem::ExtensibleType, Extensible*) { }
+ModResult Module::OnChannelPreDelete(Channel*) { DetachEvent(I_OnChannelPreDelete); return MOD_RES_PASSTHRU; }
+void Module::OnChannelDelete(Channel*) { DetachEvent(I_OnChannelDelete); }
+void Module::OnBuildNeighborList(User*, IncludeChanList&, std::map<User*,bool>&) { DetachEvent(I_OnBuildNeighborList); }
+void Module::OnGarbageCollect() { DetachEvent(I_OnGarbageCollect); }
+ModResult Module::OnSetConnectClass(LocalUser* user, ConnectClass* myclass) { DetachEvent(I_OnSetConnectClass); return MOD_RES_PASSTHRU; }
+void Module::OnUserMessage(User*, const MessageTarget&, const MessageDetails&) { DetachEvent(I_OnUserMessage); }
+ModResult Module::OnNumeric(User*, const Numeric::Numeric&) { DetachEvent(I_OnNumeric); return MOD_RES_PASSTHRU; }
+ModResult Module::OnAcceptConnection(int, ListenSocket*, irc::sockets::sockaddrs*, irc::sockets::sockaddrs*) { DetachEvent(I_OnAcceptConnection); return MOD_RES_PASSTHRU; }
+void Module::OnSetUserIP(LocalUser*) { DetachEvent(I_OnSetUserIP); }
+void Module::OnServiceAdd(ServiceProvider&) { DetachEvent(I_OnServiceAdd); }
+void Module::OnServiceDel(ServiceProvider&) { DetachEvent(I_OnServiceDel); }
+ModResult Module::OnUserWrite(LocalUser*, ClientProtocol::Message&) { DetachEvent(I_OnUserWrite); return MOD_RES_PASSTHRU; }
+ModResult Module::OnConnectionFail(LocalUser*, BufferedSocketError) { DetachEvent(I_OnConnectionFail); return MOD_RES_PASSTHRU; }
+void Module::OnShutdown(const std::string& reason) { DetachEvent(I_OnShutdown); }
+
+ServiceProvider::ServiceProvider(Module* Creator, const std::string& Name, ServiceType Type)
+ : creator(Creator), name(Name), service(Type)
+{
+ if ((ServerInstance) && (ServerInstance->Modules->NewServices))
+ ServerInstance->Modules->NewServices->push_back(this);
+}
+
+void ServiceProvider::DisableAutoRegister()
+{
+ if ((ServerInstance) && (ServerInstance->Modules->NewServices))
+ stdalgo::erase(*ServerInstance->Modules->NewServices, this);
+}
+
+const char* ServiceProvider::GetTypeString() const
+{
+ switch (service)
+ {
+ case SERVICE_COMMAND:
+ return "command";
+ case SERVICE_MODE:
+ return "mode";
+ case SERVICE_METADATA:
+ return "metadata";
+ case SERVICE_IOHOOK:
+ return "iohook";
+ case SERVICE_DATA:
+ return "data service";
+ case SERVICE_CUSTOM:
+ return "module service";
+ }
+ return "unknown service";
+}
+
+ModuleManager::ModuleManager()
{
}
bool ModuleManager::Attach(Implementation i, Module* mod)
{
- if (std::find(EventHandlers[i].begin(), EventHandlers[i].end(), mod) != EventHandlers[i].end())
+ if (stdalgo::isin(EventHandlers[i], mod))
return false;
EventHandlers[i].push_back(mod);
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;
+ return stdalgo::erase(EventHandlers[i], mod);
}
void ModuleManager::Attach(Implementation* i, Module* mod, size_t sz)
Attach(i[n], mod);
}
+void ModuleManager::AttachAll(Module* mod)
+{
+ for (size_t i = 0; i != I_END; ++i)
+ Attach((Implementation)i, mod);
+}
+
void ModuleManager::DetachAll(Module* mod)
{
- for (size_t n = I_BEGIN + 1; n != I_END; ++n)
+ for (size_t n = 0; n != I_END; ++n)
Detach((Implementation)n, mod);
}
-bool ModuleManager::SetPriority(Module* mod, Priority s)
+void ModuleManager::SetPriority(Module* mod, Priority s)
{
- for (size_t n = I_BEGIN + 1; n != I_END; ++n)
+ for (size_t n = 0; n != I_END; ++n)
SetPriority(mod, (Implementation)n, s);
-
- return true;
}
bool ModuleManager::SetPriority(Module* mod, Implementation i, Priority s, Module* which)
}
/* Eh? this module doesnt exist, probably trying to set priority on an event
- * theyre not attached to.
+ * they're not attached to.
*/
return false;
found_src:
+ // The modules registered for a hook are called in reverse order (to allow for easier removal
+ // of list entries while looping), meaning that the Priority given to us has the exact opposite effect
+ // on the list, e.g.: PRIORITY_BEFORE will actually put 'mod' after 'which', etc.
size_t swap_pos = my_pos;
switch (s)
{
- case PRIORITY_FIRST:
+ case PRIORITY_LAST:
if (prioritizationState != PRIO_STATE_FIRST)
return true;
else
swap_pos = 0;
break;
- case PRIORITY_LAST:
+ case PRIORITY_FIRST:
if (prioritizationState != PRIO_STATE_FIRST)
return true;
else
swap_pos = EventHandlers[i].size() - 1;
break;
- case PRIORITY_AFTER:
+ case PRIORITY_BEFORE:
{
/* Find the latest possible position, only searching AFTER our position */
for (size_t x = EventHandlers[i].size() - 1; x > my_pos; --x)
return true;
}
/* Place this module before a set of other modules */
- case PRIORITY_BEFORE:
+ case PRIORITY_AFTER:
{
for (size_t x = 0; x < my_pos; ++x)
{
return true;
}
+bool ModuleManager::PrioritizeHooks()
+{
+ /* We give every module a chance to re-prioritize when we introduce a new one,
+ * not just the one that's loading, as the new module could affect the preference
+ * of others
+ */
+ for (int tries = 0; tries < 20; tries++)
+ {
+ prioritizationState = tries > 0 ? PRIO_STATE_LAST : PRIO_STATE_FIRST;
+ for (std::map<std::string, Module*>::iterator n = Modules.begin(); n != Modules.end(); ++n)
+ n->second->Prioritize();
+
+ if (prioritizationState == PRIO_STATE_LAST)
+ break;
+ if (tries == 19)
+ {
+ ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, "Hook priority dependency loop detected");
+ return false;
+ }
+ }
+ return true;
+}
+
bool ModuleManager::CanUnload(Module* mod)
{
std::map<std::string, Module*>::iterator modfind = Modules.find(mod->ModuleSourceFile);
if ((modfind == Modules.end()) || (modfind->second != mod) || (mod->dying))
{
LastModuleError = "Module " + mod->ModuleSourceFile + " is not loaded, cannot unload it!";
- ServerInstance->Logs->Log("MODULE", DEFAULT, LastModuleError);
- return false;
- }
- if (mod->GetVersion().Flags & VF_STATIC)
- {
- LastModuleError = "Module " + mod->ModuleSourceFile + " not unloadable (marked static)";
- ServerInstance->Logs->Log("MODULE", DEFAULT, LastModuleError);
+ ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, LastModuleError);
return false;
}
return true;
}
+void ModuleManager::UnregisterModes(Module* mod, ModeType modetype)
+{
+ const ModeParser::ModeHandlerMap& modes = ServerInstance->Modes.GetModes(modetype);
+ for (ModeParser::ModeHandlerMap::const_iterator i = modes.begin(); i != modes.end(); )
+ {
+ ModeHandler* const mh = i->second;
+ ++i;
+ if (mh->creator == mod)
+ this->DelService(*mh);
+ }
+}
+
void ModuleManager::DoSafeUnload(Module* mod)
{
+ // First, notify all modules that a module is about to be unloaded, so in case
+ // they pass execution to the soon to be unloaded module, it will happen now,
+ // i.e. before we unregister the services of the module being unloaded
+ FOREACH_MOD(OnUnloadModule, (mod));
+
std::map<std::string, Module*>::iterator modfind = Modules.find(mod->ModuleSourceFile);
+ // Unregister modes before extensions because modes may require their extension to show the mode being unset
+ UnregisterModes(mod, MODETYPE_USER);
+ UnregisterModes(mod, MODETYPE_CHANNEL);
+
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(); )
+ const chan_hash& chans = ServerInstance->GetChans();
+ for (chan_hash::const_iterator c = chans.begin(); c != chans.end(); )
{
Channel* chan = c->second;
++c;
- mod->OnCleanup(TYPE_CHANNEL, chan);
+ mod->OnCleanup(ExtensionItem::EXT_CHANNEL, chan);
chan->doUnhookExtensions(items);
- const UserMembList* users = chan->GetUsers();
- for(UserMembCIter mi = users->begin(); mi != users->end(); mi++)
+ const Channel::MemberMap& users = chan->GetUsers();
+ for (Channel::MemberMap::const_iterator mi = users.begin(); mi != users.end(); ++mi)
+ {
+ mod->OnCleanup(ExtensionItem::EXT_MEMBERSHIP, mi->second);
mi->second->doUnhookExtensions(items);
+ }
}
- for (user_hash::iterator u = ServerInstance->Users->clientlist->begin(); u != ServerInstance->Users->clientlist->end(); )
+
+ const user_hash& users = ServerInstance->Users->GetUsers();
+ for (user_hash::const_iterator u = users.begin(); u != users.end(); )
{
User* user = u->second;
- // The module may quit the user (e.g. SSL mod unloading) and that will remove it from the container
+ // The module may quit the user (e.g. TLS (SSL) mod unloading) and that will remove it from the container
++u;
- mod->OnCleanup(TYPE_USER, user);
+ mod->OnCleanup(ExtensionItem::EXT_USER, user);
user->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(); )
+
+ for (DataProviderMap::iterator i = DataProviders.begin(); i != DataProviders.end(); )
{
- std::multimap<std::string, ServiceProvider*>::iterator curr = i++;
+ DataProviderMap::iterator curr = i++;
if (curr->second->creator == mod)
+ {
DataProviders.erase(curr);
+ FOREACH_MOD(OnServiceDel, (*curr->second));
+ }
}
dynamic_reference_base::reset_all();
- /* Tidy up any dangling resolvers */
- ServerInstance->Res->CleanResolvers(mod);
-
- 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();
+ ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, "Module %s unloaded",mod->ModuleSourceFile.c_str());
+ ServerInstance->ISupport.Build();
}
void ModuleManager::UnloadAll()
}
}
-std::string& ModuleManager::LastError()
+namespace
{
- return LastModuleError;
+ struct UnloadAction : public ActionBase
+ {
+ Module* const mod;
+ UnloadAction(Module* m) : mod(m) {}
+ void Call() CXX11_OVERRIDE
+ {
+ ServerInstance->Modules->DoSafeUnload(mod);
+ ServerInstance->GlobalCulls.Apply();
+ ServerInstance->GlobalCulls.AddItem(this);
+ }
+ };
}
-CmdResult InspIRCd::CallCommandHandler(const std::string &commandname, const std::vector<std::string>& parameters, User* user)
+bool ModuleManager::Unload(Module* mod)
{
- return this->Parser->CallHandler(commandname, parameters, user);
+ if (!CanUnload(mod))
+ return false;
+ ServerInstance->AtomicActions.AddAction(new UnloadAction(mod));
+ return true;
}
-bool InspIRCd::IsValidModuleCommand(const std::string &commandname, int pcnt, User* user)
+void ModuleManager::LoadAll()
{
- return this->Parser->IsValidCommand(commandname, pcnt, user);
+ std::map<std::string, ServiceList> servicemap;
+ LoadCoreModules(servicemap);
+
+ // Step 1: load all of the modules.
+ ConfigTagList tags = ServerInstance->Config->ConfTags("module");
+ for (ConfigIter i = tags.first; i != tags.second; ++i)
+ {
+ ConfigTag* tag = i->second;
+
+ const std::string shortname = tag->getString("name");
+ if (shortname.empty())
+ continue; // Skip malformed module tags.
+
+ // Skip modules which are already loaded.
+ const std::string name = ExpandModName(shortname);
+ if (Modules.find(name) != Modules.end())
+ continue;
+
+ this->NewServices = &servicemap[name];
+ std::cout << "[" << con_green << "*" << con_reset << "] Loading module:\t" << con_green << name << con_reset << std::endl;
+ if (!this->Load(name, true))
+ {
+ ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, this->LastError());
+ std::cout << std::endl << "[" << con_red << "*" << con_reset << "] " << this->LastError() << std::endl << std::endl;
+ ServerInstance->Exit(EXIT_STATUS_MODULE);
+ }
+ }
+
+ // Step 2: initialize the modules and register their services.
+ for (ModuleMap::const_iterator i = Modules.begin(); i != Modules.end(); ++i)
+ {
+ Module* mod = i->second;
+ try
+ {
+ ServerInstance->Logs->Log("MODULE", LOG_DEBUG, "Initializing %s", i->first.c_str());
+ AttachAll(mod);
+ AddServices(servicemap[i->first]);
+ mod->init();
+ }
+ catch (CoreException& modexcept)
+ {
+ LastModuleError = "Unable to initialize " + mod->ModuleSourceFile + ": " + modexcept.GetReason();
+ ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, LastModuleError);
+ std::cout << std::endl << "[" << con_red << "*" << con_reset << "] " << LastModuleError << std::endl << std::endl;
+ ServerInstance->Exit(EXIT_STATUS_MODULE);
+ }
+ }
+
+ this->NewServices = NULL;
+ ConfigStatus confstatus(NULL, true);
+
+ // Step 3: Read the configuration for the modules. This must be done as part of
+ // its own step so that services provided by modules can be registered before
+ // the configuration is read.
+ for (ModuleMap::const_iterator i = Modules.begin(); i != Modules.end(); ++i)
+ {
+ Module* mod = i->second;
+ try
+ {
+ ServerInstance->Logs->Log("MODULE", LOG_DEBUG, "Reading configuration for %s", i->first.c_str());
+ mod->ReadConfig(confstatus);
+ }
+ catch (CoreException& modexcept)
+ {
+ LastModuleError = "Unable to read the configuration for " + mod->ModuleSourceFile + ": " + modexcept.GetReason();
+ ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, LastModuleError);
+ std::cout << std::endl << "[" << con_red << "*" << con_reset << "] " << LastModuleError << std::endl << std::endl;
+ ServerInstance->Exit(EXIT_STATUS_CONFIG);
+ }
+ }
+
+ if (!PrioritizeHooks())
+ ServerInstance->Exit(EXIT_STATUS_MODULE);
+}
+
+std::string& ModuleManager::LastError()
+{
+ return LastModuleError;
+}
+
+void ModuleManager::AddServices(const ServiceList& list)
+{
+ for (ServiceList::const_iterator i = list.begin(); i != list.end(); ++i)
+ {
+ ServiceProvider& s = **i;
+ AddService(s);
+ }
}
void ModuleManager::AddService(ServiceProvider& item)
{
+ ServerInstance->Logs->Log("SERVICE", LOG_DEBUG, "Adding %s %s provided by %s", item.name.c_str(),
+ item.GetTypeString(), item.creator ? item.creator->ModuleSourceFile.c_str() : "the core");
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:
- if (!ServerInstance->Extensions.Register(static_cast<ExtensionItem*>(&item)))
- throw ModuleException("Extension " + std::string(item.name) + " already exists.");
- return;
case SERVICE_DATA:
case SERVICE_IOHOOK:
{
+ if ((!item.name.compare(0, 5, "mode/", 5)) || (!item.name.compare(0, 6, "umode/", 6)))
+ throw ModuleException("The \"mode/\" and the \"umode\" service name prefixes are reserved.");
+
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;
+ dynamic_reference_base::reset_all();
+ break;
}
default:
- throw ModuleException("Cannot add unknown service type");
+ item.RegisterService();
}
+
+ FOREACH_MOD(OnServiceAdd, (item));
}
void ModuleManager::DelService(ServiceProvider& item)
{
+ ServerInstance->Logs->Log("SERVICE", LOG_DEBUG, "Deleting %s %s provided by %s", item.name.c_str(),
+ item.GetTypeString(), item.creator ? item.creator->ModuleSourceFile.c_str() : "the core");
switch (item.service)
{
case SERVICE_MODE:
if (!ServerInstance->Modes->DelMode(static_cast<ModeHandler*>(&item)))
throw ModuleException("Mode "+std::string(item.name)+" does not exist.");
- return;
+ // Fall through
case SERVICE_DATA:
case SERVICE_IOHOOK:
{
- for(std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.begin(); i != DataProviders.end(); )
- {
- std::multimap<std::string, ServiceProvider*>::iterator curr = i++;
- if (curr->second == &item)
- DataProviders.erase(curr);
- }
- dynamic_reference_base::reset_all();
- return;
+ DelReferent(&item);
+ break;
}
default:
throw ModuleException("Cannot delete unknown service type");
}
+
+ FOREACH_MOD(OnServiceDel, (item));
}
ServiceProvider* ModuleManager::FindService(ServiceType type, const std::string& name)
case SERVICE_DATA:
case SERVICE_IOHOOK:
{
- std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.find(name);
+ DataProviderMap::iterator i = DataProviders.find(name);
if (i != DataProviders.end() && i->second->service == type)
return i->second;
return NULL;
}
}
+std::string ModuleManager::ExpandModName(const std::string& modname)
+{
+ std::string fullname;
+ if (modname.compare(0, 5, "core_") != 0 && modname.compare(0, 2, "m_") != 0)
+ fullname.append("m_");
+ fullname.append(modname);
+ if (modname.length() < 3 || modname.compare(modname.size() - 3, 3, ".so") != 0)
+ fullname.append(".so");
+ return fullname;
+}
+
dynamic_reference_base::dynamic_reference_base(Module* Creator, const std::string& Name)
- : name(Name), value(NULL), creator(Creator)
+ : name(Name), hook(NULL), value(NULL), creator(Creator)
{
if (!dynrefs)
- dynrefs = new std::vector<dynamic_reference_base*>;
- dynrefs->push_back(this);
+ dynrefs = new insp::intrusive_list<dynamic_reference_base>;
+ dynrefs->push_front(this);
+
+ // Resolve unless there is no ModuleManager (part of class InspIRCd)
+ if (ServerInstance)
+ resolve();
}
dynamic_reference_base::~dynamic_reference_base()
{
- for(unsigned int i = 0; i < dynrefs->size(); i++)
+ dynrefs->erase(this);
+ if (dynrefs->empty())
{
- 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;
- }
+ delete dynrefs;
+ dynrefs = NULL;
}
}
void dynamic_reference_base::SetProvider(const std::string& newname)
{
name = newname;
- ClearCache();
-}
-
-void dynamic_reference_base::lookup()
-{
- if (!*this)
- throw ModuleException("Dynamic reference to '" + name + "' failed to resolve");
+ resolve();
}
-dynamic_reference_base::operator bool()
+void dynamic_reference_base::resolve()
{
- if (!value)
+ // Because find() may return any element with a matching key in case count(key) > 1 use lower_bound()
+ // to ensure a dynref with the same name as another one resolves to the same object
+ ModuleManager::DataProviderMap::iterator i = ServerInstance->Modules.DataProviders.lower_bound(name);
+ if ((i != ServerInstance->Modules.DataProviders.end()) && (i->first == this->name))
{
- std::multimap<std::string, ServiceProvider*>::iterator i = ServerInstance->Modules->DataProviders.find(name);
- if (i != ServerInstance->Modules->DataProviders.end())
- value = static_cast<DataProvider*>(i->second);
+ ServiceProvider* newvalue = i->second;
+ if (value != newvalue)
+ {
+ value = newvalue;
+ if (hook)
+ hook->OnCapture();
+ }
}
- return (value != NULL);
-}
-
-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)
- return this->Res->AddResolverClass(r);
else
- {
- r->TriggerCachedResult();
- delete r;
- return true;
- }
+ value = NULL;
}
Module* ModuleManager::Find(const std::string &name)
{
- std::map<std::string, Module*>::iterator modfind = Modules.find(name);
+ std::map<std::string, Module*>::const_iterator modfind = Modules.find(ExpandModName(name));
if (modfind == Modules.end())
return NULL;
return modfind->second;
}
-const std::vector<std::string> ModuleManager::GetAllModuleNames(int filter)
-{
- std::vector<std::string> retval;
- for (std::map<std::string, Module*>::iterator x = Modules.begin(); x != Modules.end(); ++x)
- if (!filter || (x->second->GetVersion().Flags & filter))
- retval.push_back(x->first);
- return retval;
-}
-
-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");
-}
-
-
-ConfigReader::~ConfigReader()
-{
-}
-
-static ConfigTag* SlowGetTag(const std::string &tag, int index)
+void ModuleManager::AddReferent(const std::string& name, ServiceProvider* service)
{
- ConfigTagList tags = ServerInstance->Config->ConfTags(tag);
- while (tags.first != tags.second)
- {
- if (!index)
- return tags.first->second;
- tags.first++;
- index--;
- }
- return NULL;
-}
-
-std::string ConfigReader::ReadValue(const std::string &tag, const std::string &name, const std::string &default_value, int index, bool allow_linefeeds)
-{
- std::string result = default_value;
- ConfigTag* conftag = SlowGetTag(tag, index);
- if (!conftag || !conftag->readString(name, result, allow_linefeeds))
- {
- this->error = CONF_VALUE_NOT_FOUND;
- }
- 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)
-{
- bool def = (default_value == "yes");
- ConfigTag* conftag = SlowGetTag(tag, index);
- return conftag ? conftag->getBool(name, def) : def;
-}
-
-bool ConfigReader::ReadFlag(const std::string &tag, const std::string &name, int index)
-{
- return ReadFlag(tag, name, "", index);
-}
-
-
-int ConfigReader::ReadInteger(const std::string &tag, const std::string &name, const std::string &default_value, int index, bool need_positive)
-{
- int v = atoi(default_value.c_str());
- ConfigTag* conftag = SlowGetTag(tag, index);
- int result = conftag ? conftag->getInt(name, v) : v;
-
- if ((need_positive) && (result < 0))
- {
- 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;
- this->error = 0;
- return olderr;
-}
-
-int ConfigReader::Enumerate(const std::string &tag)
-{
- ServerInstance->Logs->Log("MODULE", DEBUG, "Module is using ConfigReader::Enumerate on %s; this is slow!",
- tag.c_str());
- int i=0;
- while (SlowGetTag(tag, i)) i++;
- return i;
-}
-
-FileReader::FileReader(const std::string &filename)
-{
- LoadFile(filename);
-}
-
-FileReader::FileReader()
-{
-}
-
-std::string FileReader::Contents()
-{
- std::string x;
- for (file_cache::iterator a = this->fc.begin(); a != this->fc.end(); a++)
- {
- x.append(*a);
- x.append("\r\n");
- }
- return x;
-}
-
-unsigned long FileReader::ContentSize()
-{
- return this->contentsize;
-}
-
-void FileReader::CalcSize()
-{
- unsigned long n = 0;
- for (file_cache::iterator a = this->fc.begin(); a != this->fc.end(); a++)
- n += (a->length() + 2);
- this->contentsize = n;
+ DataProviders.insert(std::make_pair(name, service));
+ dynamic_reference_base::reset_all();
}
-void FileReader::LoadFile(const std::string &filename)
+void ModuleManager::DelReferent(ServiceProvider* service)
{
- std::map<std::string, file_cache>::iterator file = ServerInstance->Config->Files.find(filename);
- if (file != ServerInstance->Config->Files.end())
+ for (DataProviderMap::iterator i = DataProviders.begin(); i != DataProviders.end(); )
{
- this->fc = file->second;
- }
- else
- {
- 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);
+ ServiceProvider* curr = i->second;
+ if (curr == service)
+ DataProviders.erase(i++);
+ else
+ ++i;
}
- CalcSize();
-}
-
-
-FileReader::~FileReader()
-{
-}
-
-bool FileReader::Exists()
-{
- return (!(fc.size() == 0));
-}
-
-std::string FileReader::GetLine(int x)
-{
- if ((x<0) || ((unsigned)x>=fc.size()))
- return "";
- return fc[x];
-}
-
-int FileReader::FileSize()
-{
- return fc.size();
+ dynamic_reference_base::reset_all();
}
projects / user / henk / code / inspircd.git / blobdiff