-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
+ *
+ * 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) 2009 Uli Schlachter <psychon@inspircd.org>
+ * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
+ * 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) 2006-2010 Craig Edwards <brain@inspircd.org>
*
- * InspIRCd: (C) 2002-2007 InspIRCd Development Team
- * See: http://www.inspircd.org/wiki/index.php/Credits
+ * 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 free but copyrighted software; see
- * the file COPYING for details.
+ * 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 "wildcard.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
-
-// 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)
-: Major(major), Minor(minor), Revision(revision), Build(build), Flags(flags), API(api_ver)
-{
-}
-
-Request::Request(char* anydata, Module* src, Module* dst)
-: data(anydata), source(src), dest(dst)
-{
- /* Ensure that because this module doesnt support ID strings, it doesnt break modules that do
- * by passing them uninitialized pointers (could happen)
- */
- id = '\0';
-}
+static insp::intrusive_list<dynamic_reference_base>* dynrefs = NULL;
-Request::Request(Module* src, Module* dst, const char* idstr)
-: id(idstr), source(src), dest(dst)
+void dynamic_reference_base::reset_all()
{
+ if (!dynrefs)
+ return;
+ for (insp::intrusive_list<dynamic_reference_base>::iterator i = dynrefs->begin(); i != dynrefs->end(); ++i)
+ (*i)->resolve();
}
-char* Request::GetData()
+// Version is a simple class for holding a modules version number
+Version::Version(const std::string &desc, int flags) : description(desc), Flags(flags)
{
- return this->data;
}
-const char* Request::GetId()
+Version::Version(const std::string &desc, int flags, const std::string& linkdata)
+: description(desc), Flags(flags), link_data(linkdata)
{
- return this->id;
}
-Module* Request::GetSource()
-{
- return this->source;
-}
+// These declarations define the behavours of the base class Module (which does nothing at all)
-Module* Request::GetDest()
+Module::Module()
+ : ModuleDLLManager(NULL)
+ , dying(false)
+{
+}
+
+CullResult Module::cull()
+{
+ if (ModuleDLLManager)
+ ServerInstance->GlobalCulls.AddItem(ModuleDLLManager);
+ return classbase::cull();
+}
+
+Module::~Module()
+{
+}
+
+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::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);
+}
+
+ModuleManager::ModuleManager()
{
- return this->dest;
}
-char* Request::Send()
-{
- if (this->dest)
- {
- return dest->OnRequest(this);
- }
- else
- {
- return NULL;
- }
-}
-
-Event::Event(char* anydata, Module* src, const std::string &eventid) : data(anydata), source(src), id(eventid) { }
-
-char* Event::GetData()
+ModuleManager::~ModuleManager()
{
- return (char*)this->data;
}
-Module* Event::GetSource()
+bool ModuleManager::Attach(Implementation i, Module* mod)
{
- return this->source;
-}
+ if (stdalgo::isin(EventHandlers[i], mod))
+ return false;
-char* Event::Send(InspIRCd* ServerInstance)
-{
- FOREACH_MOD(I_OnEvent,OnEvent(this));
- return NULL;
+ EventHandlers[i].push_back(mod);
+ return true;
}
-std::string Event::GetEventID()
+bool ModuleManager::Detach(Implementation i, Module* mod)
{
- return this->id;
+ return stdalgo::erase(EventHandlers[i], mod);
}
-
-// These declarations define the behavours of the base class Module (which does nothing at all)
-
- Module::Module(InspIRCd* Me) : ServerInstance(Me) { }
- Module::~Module() { }
-void Module::OnUserConnect(userrec* user) { }
-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, bool &silent) { }
-void Module::OnPostJoin(userrec* user, chanrec* channel) { }
-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) { }
-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, 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, 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) { }
-void Module::OnGarbageCollect() { }
-void Module::OnBufferFlushed(userrec* user) { }
-
-
-ModuleManager::ModuleManager(InspIRCd* Ins)
-: ModCount(0), Instance(Ins)
+void ModuleManager::Attach(Implementation* i, Module* mod, size_t sz)
{
+ for (size_t n = 0; n < sz; ++n)
+ Attach(i[n], mod);
}
-ModuleManager::~ModuleManager()
+void ModuleManager::AttachAll(Module* mod)
{
+ for (size_t i = 0; i != I_END; ++i)
+ Attach((Implementation)i, mod);
}
-const char* ModuleManager::LastError()
+void ModuleManager::DetachAll(Module* mod)
{
- return MODERR;
+ for (size_t n = 0; n != I_END; ++n)
+ Detach((Implementation)n, mod);
}
-bool ModuleManager::EraseHandle(unsigned int j)
+void ModuleManager::SetPriority(Module* mod, Priority s)
{
- 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;
+ for (size_t n = 0; n != I_END; ++n)
+ SetPriority(mod, (Implementation)n, s);
}
-bool ModuleManager::EraseModule(unsigned int j)
+bool ModuleManager::SetPriority(Module* mod, Implementation i, Priority s, Module* which)
{
- bool success = false;
-
- {
- ModuleList::iterator iter;
-
- if((j < 0) || (j >= modules.size()))
- {
- return false;
- }
-
- iter = modules.begin() + j;
+ /** To change the priority of a module, we first find its position in the vector,
+ * then we find the position of the other modules in the vector that this module
+ * wants to be before/after. We pick off either the first or last of these depending
+ * on which they want, and we make sure our module is *at least* before or after
+ * the first or last of this subset, depending again on the type of priority.
+ */
+ size_t my_pos = 0;
- if(*iter)
- {
- delete *iter;
- modules.erase(iter);
- modules.push_back(NULL);
- success = true;
- }
- }
-
+ /* Locate our module. This is O(n) but it only occurs on module load so we're
+ * not too bothered about it
+ */
+ for (size_t x = 0; x != EventHandlers[i].size(); ++x)
{
- std::vector<std::string>::iterator iter;
-
- if((j < 0) || (j >= Instance->Config->module_names.size()))
+ if (EventHandlers[i][x] == mod)
{
- return false;
+ my_pos = x;
+ goto found_src;
}
-
- iter = Instance->Config->module_names.begin() + j;
-
- Instance->Config->module_names.erase(iter);
- success = true;
}
- return success;
-}
+ /* Eh? this module doesnt exist, probably trying to set priority on an event
+ * theyre not attached to.
+ */
+ return false;
-void ModuleManager::MoveTo(std::string modulename,int slot)
-{
- unsigned int v2 = 256;
-
- for (unsigned int v = 0; v < Instance->Config->module_names.size(); v++)
+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)
{
- if (Instance->Config->module_names[v] == modulename)
- {
- // found an instance, swap it with the item at the end
- v2 = v;
+ case PRIORITY_LAST:
+ if (prioritizationState != PRIO_STATE_FIRST)
+ return true;
+ else
+ swap_pos = 0;
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);
- }
+ case PRIORITY_FIRST:
+ if (prioritizationState != PRIO_STATE_FIRST)
+ return true;
else
- {
- MoveTo(modulename, v);
- }
- return;
- }
- }
-}
-
-void ModuleManager::MoveToFirst(std::string modulename)
-{
- 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 (Instance->Config->module_names[j] == filename_str)
+ swap_pos = EventHandlers[i].size() - 1;
+ break;
+ case PRIORITY_BEFORE:
{
- 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<int,std::string> intercount = GetInterfaceInstanceCount(modules[j]);
- if (intercount.first > 0)
+ /* Find the latest possible position, only searching AFTER our position */
+ for (size_t x = EventHandlers[i].size() - 1; x > my_pos; --x)
{
- 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++)
+ if (EventHandlers[i][x] == which)
{
- Instance->Config->implement_lists[j2][t] = Instance->Config->implement_lists[j2+1][t];
+ swap_pos = x;
+ goto swap_now;
}
}
-
- // found the module
- Instance->Parser->RemoveCommands(filename);
- this->EraseModule(j);
- this->EraseHandle(j);
- Instance->Log(DEFAULT,"Module %s unloaded",filename);
- this->ModCount--;
- Instance->BuildISupport();
+ // didn't find it - either not loaded or we're already after
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(), this->GetCount() == 1 ? " has" : "s have");
- Instance->Log(DEFAULT,"Total loaded modules: %d", this->GetCount());
-}
-
-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)
+ /* Place this module before a set of other modules */
+ case PRIORITY_AFTER:
{
- /* Try and locate and load all modules matching the pattern */
- dirent* entry = NULL;
- while ((entry = readdir(library)))
+ for (size_t x = 0; x < my_pos; ++x)
{
- if (Instance->MatchText(entry->d_name, filename))
+ if (EventHandlers[i][x] == which)
{
- if (!this->Load(entry->d_name))
- n_match++;
+ swap_pos = x;
+ goto swap_now;
}
}
- closedir(library);
+ // didn't find it - either not loaded or we're already before
+ return true;
}
- /* 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))
+swap_now:
+ /* Do we need to swap? */
+ if (swap_pos != my_pos)
{
- for (unsigned int j = 0; j < Instance->Config->module_names.size(); j++)
- {
- if (Instance->Config->module_names[j] == filename_str)
- {
- Instance->Log(DEFAULT,"Module %s is already loaded, cannot load a module twice!",modfile);
- snprintf(MODERR, MAXBUF, "Module already loaded");
- return false;
- }
- }
-
- Module* m = NULL;
- ircd_module* a = 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.
- */
- a = new ircd_module(Instance, modfile, "init_module");
-
- handles[this->ModCount+1] = a;
-
- m = handles[this->ModCount+1]->CallInit();
-
- if(m)
- {
- Version v = m->GetVersion();
-
- if (v.API != API_VERSION)
- {
- delete m;
- 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] = m;
-
- /* 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;
+ // We are going to change positions; we'll need to run again to verify all requirements
+ if (prioritizationState == PRIO_STATE_LAST)
+ prioritizationState = PRIO_STATE_AGAIN;
+ /* Suggestion from Phoenix, "shuffle" the modules to better retain call order */
+ int incrmnt = 1;
- modules[this->ModCount+1]->Implements(x);
+ if (my_pos > swap_pos)
+ incrmnt = -1;
- 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)
+ for (unsigned int j = my_pos; j != swap_pos; j += incrmnt)
{
- 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;
+ if ((j + incrmnt > EventHandlers[i].size() - 1) || ((incrmnt == -1) && (j == 0)))
+ continue;
+
+ std::swap(EventHandlers[i][j], EventHandlers[i][j+incrmnt]);
}
}
- else
- {
- Instance->Log(DEFAULT,"InspIRCd: startup: Module Not Found %s",modfile);
- snprintf(MODERR,MAXBUF,"Module file could not be found");
- 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<std::string> put_to_back;
- std::vector<std::string> put_to_front;
- std::map<std::string,std::string> put_before;
- std::map<std::string,std::string> 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<std::string,std::string>::iterator j = put_before.begin(); j != put_before.end(); j++)
- MoveBefore(j->first,j->second);
- for (std::map<std::string,std::string>::iterator j = put_after.begin(); j != put_after.end(); j++)
- MoveAfter(j->first,j->second);
- Instance->BuildISupport();
+
return true;
}
-long ModuleManager::PriorityAfter(const std::string &modulename)
+bool ModuleManager::PrioritizeHooks()
{
- for (unsigned int j = 0; j < Instance->Config->module_names.size(); j++)
+ /* We give every module a chance to re-prioritize when we introduce a new one,
+ * not just the one thats loading, as the new module could affect the preference
+ * of others
+ */
+ for (int tries = 0; tries < 20; tries++)
{
- if (Instance->Config->module_names[j] == modulename)
+ 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)
{
- return ((j << 8) | PRIORITY_AFTER);
+ ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, "Hook priority dependency loop detected");
+ return false;
}
}
- return PRIORITY_DONTCARE;
+ return true;
}
-long ModuleManager::PriorityBefore(const std::string &modulename)
+bool ModuleManager::CanUnload(Module* mod)
{
- for (unsigned int j = 0; j < Instance->Config->module_names.size(); j++)
+ std::map<std::string, Module*>::iterator modfind = Modules.find(mod->ModuleSourceFile);
+
+ if ((modfind == Modules.end()) || (modfind->second != mod) || (mod->dying))
{
- if (Instance->Config->module_names[j] == modulename)
- {
- return ((j << 8) | PRIORITY_BEFORE);
- }
+ LastModuleError = "Module " + mod->ModuleSourceFile + " is not loaded, cannot unload it!";
+ ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, LastModuleError);
+ return false;
}
- return PRIORITY_DONTCARE;
+
+ mod->dying = true;
+ return true;
}
-bool ModuleManager::PublishFeature(const std::string &FeatureName, Module* Mod)
+void ModuleManager::UnregisterModes(Module* mod, ModeType modetype)
{
- if (Features.find(FeatureName) == Features.end())
+ const ModeParser::ModeHandlerMap& modes = ServerInstance->Modes.GetModes(modetype);
+ for (ModeParser::ModeHandlerMap::const_iterator i = modes.begin(); i != modes.end(); )
{
- Features[FeatureName] = Mod;
- return true;
+ ModeHandler* const mh = i->second;
+ ++i;
+ if (mh->creator == mod)
+ this->DelService(*mh);
}
- return false;
-}
-
-bool ModuleManager::UnpublishFeature(const std::string &FeatureName)
-{
- featurelist::iterator iter = Features.find(FeatureName);
-
- if (iter == Features.end())
- 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);
+ // 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));
- if (iter == Features.end())
- return NULL;
-
- return iter->second;
-}
+ std::map<std::string, Module*>::iterator modfind = Modules.find(mod->ModuleSourceFile);
-bool ModuleManager::PublishInterface(const std::string &InterfaceName, Module* Mod)
-{
- interfacelist::iterator iter = Interfaces.find(InterfaceName);
+ // Unregister modes before extensions because modes may require their extension to show the mode being unset
+ UnregisterModes(mod, MODETYPE_USER);
+ UnregisterModes(mod, MODETYPE_CHANNEL);
- 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 */
+ const chan_hash& chans = ServerInstance->GetChans();
+ for (chan_hash::const_iterator c = chans.begin(); c != chans.end(); )
{
- modulelist ml;
- ml.push_back(Mod);
- Interfaces[InterfaceName] = std::make_pair(0, ml);
- return true;
+ Channel* chan = c->second;
+ ++c;
+ mod->OnCleanup(ExtensionItem::EXT_CHANNEL, chan);
+ chan->doUnhookExtensions(items);
+ 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);
+ }
}
- else
+
+ const user_hash& users = ServerInstance->Users->GetUsers();
+ for (user_hash::const_iterator u = users.begin(); u != users.end(); )
{
- iter->second.second.push_back(Mod);
- return true;
+ User* user = u->second;
+ // The module may quit the user (e.g. SSL mod unloading) and that will remove it from the container
+ ++u;
+ mod->OnCleanup(ExtensionItem::EXT_USER, user);
+ user->doUnhookExtensions(items);
}
- return false;
-}
-
-bool ModuleManager::UnpublishInterface(const std::string &InterfaceName, Module* Mod)
-{
- interfacelist::iterator iter = Interfaces.find(InterfaceName);
- if (iter == Interfaces.end())
- return false;
-
- for (modulelist::iterator x = iter->second.second.begin(); x != iter->second.second.end(); x++)
+ for(std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.begin(); i != DataProviders.end(); )
{
- if (*x == Mod)
- {
- iter->second.second.erase(x);
- if (iter->second.second.empty())
- Interfaces.erase(InterfaceName);
- return true;
- }
+ std::multimap<std::string, ServiceProvider*>::iterator curr = i++;
+ if (curr->second->creator == mod)
+ DataProviders.erase(curr);
}
- return false;
-}
-modulelist* ModuleManager::FindInterface(const std::string &InterfaceName)
-{
- interfacelist::iterator iter = Interfaces.find(InterfaceName);
- if (iter == Interfaces.end())
- return NULL;
- else
- return &(iter->second.second);
-}
+ dynamic_reference_base::reset_all();
-void ModuleManager::UseInterface(const std::string &InterfaceName)
-{
- interfacelist::iterator iter = Interfaces.find(InterfaceName);
- if (iter != Interfaces.end())
- iter->second.first++;
+ DetachAll(mod);
-}
+ Modules.erase(modfind);
+ ServerInstance->GlobalCulls.AddItem(mod);
-void ModuleManager::DoneWithInterface(const std::string &InterfaceName)
-{
- interfacelist::iterator iter = Interfaces.find(InterfaceName);
- if (iter != Interfaces.end())
- iter->second.first--;
+ ServerInstance->Logs->Log("MODULE", LOG_DEFAULT, "Module %s unloaded",mod->ModuleSourceFile.c_str());
+ ServerInstance->ISupport.Build();
}
-std::pair<int,std::string> ModuleManager::GetInterfaceInstanceCount(Module* m)
+void ModuleManager::UnloadAll()
{
- for (interfacelist::iterator iter = Interfaces.begin(); iter != Interfaces.end(); iter++)
+ /* 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++)
{
- for (modulelist::iterator x = iter->second.second.begin(); x != iter->second.second.end(); x++)
+ std::map<std::string, Module*>::iterator i = Modules.begin();
+ while (i != Modules.end())
{
- if (*x == m)
+ std::map<std::string, Module*>::iterator me = i++;
+ if (CanUnload(me->second))
{
- return std::make_pair(iter->second.first, iter->first);
+ DoSafeUnload(me->second);
}
}
+ ServerInstance->GlobalCulls.Apply();
}
- return std::make_pair(0, "");
}
-const std::string& ModuleManager::GetModuleName(Module* m)
+namespace
{
- static std::string nothing; /* Prevent compiler warning */
-
- if (!this->GetCount())
- return nothing;
-
- for (int i = 0; i <= this->GetCount(); i++)
+ struct UnloadAction : public ActionBase
{
- if (this->modules[i] == m)
+ Module* const mod;
+ UnloadAction(Module* m) : mod(m) {}
+ void Call() CXX11_OVERRIDE
{
- return Instance->Config->module_names[i];
+ ServerInstance->Modules->DoSafeUnload(mod);
+ ServerInstance->GlobalCulls.Apply();
+ ServerInstance->GlobalCulls.AddItem(this);
}
- }
- return nothing; /* As above */
-}
-
-/* This is ugly, yes, but hash_map's arent designed to be
- * addressed in this manner, and this is a bit of a kludge.
- * Luckily its a specialist function and rarely used by
- * many modules (in fact, it was specially created to make
- * m_safelist possible, initially).
- */
-
-chanrec* InspIRCd::GetChannelIndex(long index)
-{
- int target = 0;
- for (chan_hash::iterator n = this->chanlist->begin(); n != this->chanlist->end(); n++, target++)
- {
- if (index == target)
- return n->second;
- }
- return NULL;
+ };
}
-bool InspIRCd::MatchText(const std::string &sliteral, const std::string &spattern)
+bool ModuleManager::Unload(Module* mod)
{
- return match(sliteral.c_str(),spattern.c_str());
-}
-
-CmdResult InspIRCd::CallCommandHandler(const std::string &commandname, const char** parameters, int pcnt, userrec* user)
-{
- return this->Parser->CallHandler(commandname,parameters,pcnt,user);
+ if (!CanUnload(mod))
+ return false;
+ ServerInstance->AtomicActions.AddAction(new UnloadAction(mod));
+ return true;
}
-bool InspIRCd::IsValidModuleCommand(const std::string &commandname, int pcnt, userrec* user)
+void ModuleManager::LoadAll()
{
- return this->Parser->IsValidCommand(commandname, pcnt, user);
-}
+ std::map<std::string, ServiceList> servicemap;
+ LoadCoreModules(servicemap);
-void InspIRCd::AddCommand(command_t *f)
-{
- if (!this->Parser->CreateCommand(f))
+ // Step 1: load all of the modules.
+ ConfigTagList tags = ServerInstance->Config->ConfTags("module");
+ for (ConfigIter i = tags.first; i != tags.second; ++i)
{
- ModuleException err("Command "+std::string(f->command)+" already exists.");
- throw (err);
- }
-}
+ ConfigTag* tag = i->second;
+ std::string name = ExpandModName(tag->getString("name"));
+ this->NewServices = &servicemap[name];
-void InspIRCd::SendMode(const char** parameters, int pcnt, userrec *user)
-{
- this->Modes->Process(parameters,pcnt,user,true);
-}
+ // Skip modules which are already loaded.
+ if (Modules.find(name) != Modules.end())
+ continue;
-void InspIRCd::DumpText(userrec* User, const std::string &LinePrefix, stringstream &TextStream)
-{
- std::string CompleteLine = LinePrefix;
- std::string Word;
- while (TextStream >> Word)
- {
- if (CompleteLine.length() + Word.length() + 3 > 500)
+ std::cout << "[" << con_green << "*" << con_reset << "] Loading module:\t" << con_green << name << con_reset << std::endl;
+ if (!this->Load(name, true))
{
- User->WriteServ(CompleteLine);
- CompleteLine = LinePrefix;
+ 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);
}
- CompleteLine = CompleteLine + Word + " ";
}
- User->WriteServ(CompleteLine);
-}
-
-userrec* FindDescriptorHandler::Call(int socket)
-{
- return reinterpret_cast<userrec*>(Server->SE->GetRef(socket));
-}
-
-bool InspIRCd::AddMode(ModeHandler* mh, const unsigned char mode)
-{
- return this->Modes->AddMode(mh,mode);
-}
-
-bool InspIRCd::AddModeWatcher(ModeWatcher* mw)
-{
- return this->Modes->AddModeWatcher(mw);
-}
-
-bool InspIRCd::DelModeWatcher(ModeWatcher* mw)
-{
- return this->Modes->DelModeWatcher(mw);
-}
-
-bool InspIRCd::AddResolver(Resolver* r, bool cached)
-{
- if (!cached)
- return this->Res->AddResolverClass(r);
- else
- {
- r->TriggerCachedResult();
- delete r;
- return true;
- }
-}
-
-void InspIRCd::AddGLine(long duration, const std::string &source, const std::string &reason, const std::string &hostmask)
-{
- XLines->add_gline(duration, source.c_str(), reason.c_str(), hostmask.c_str());
- XLines->apply_lines(APPLY_GLINES);
-}
-
-void InspIRCd::AddQLine(long duration, const std::string &source, const std::string &reason, const std::string &nickname)
-{
- XLines->add_qline(duration, source.c_str(), reason.c_str(), nickname.c_str());
- XLines->apply_lines(APPLY_QLINES);
-}
-
-void InspIRCd::AddZLine(long duration, const std::string &source, const std::string &reason, const std::string &ipaddr)
-{
- XLines->add_zline(duration, source.c_str(), reason.c_str(), ipaddr.c_str());
- XLines->apply_lines(APPLY_ZLINES);
-}
-
-void InspIRCd::AddKLine(long duration, const std::string &source, const std::string &reason, const std::string &hostmask)
-{
- XLines->add_kline(duration, source.c_str(), reason.c_str(), hostmask.c_str());
- XLines->apply_lines(APPLY_KLINES);
-}
-
-void InspIRCd::AddELine(long duration, const std::string &source, const std::string &reason, const std::string &hostmask)
-{
- XLines->add_eline(duration, source.c_str(), reason.c_str(), hostmask.c_str());
-}
-
-bool InspIRCd::DelGLine(const std::string &hostmask)
-{
- return XLines->del_gline(hostmask.c_str());
-}
-
-bool InspIRCd::DelQLine(const std::string &nickname)
-{
- return XLines->del_qline(nickname.c_str());
-}
-
-bool InspIRCd::DelZLine(const std::string &ipaddr)
-{
- return XLines->del_zline(ipaddr.c_str());
-}
-
-bool InspIRCd::DelKLine(const std::string &hostmask)
-{
- return XLines->del_kline(hostmask.c_str());
-}
-bool InspIRCd::DelELine(const std::string &hostmask)
-{
- return XLines->del_eline(hostmask.c_str());
-}
-
-/*
- * XXX why on *earth* is this in modules.cpp...? I think
- * perhaps we need a server.cpp for InspIRCd:: stuff where possible. -- w00t
- */
-bool InspIRCd::IsValidMask(const std::string &mask)
-{
- char* dest = (char*)mask.c_str();
- int exclamation = 0;
- int atsign = 0;
-
- for (char* i = dest; *i; i++)
+ // Step 2: initialize the modules and register their services.
+ for (ModuleMap::const_iterator i = Modules.begin(); i != Modules.end(); ++i)
{
- /* out of range character, bad mask */
- if (*i < 32 || *i > 126)
+ Module* mod = i->second;
+ try
{
- return false;
+ ServerInstance->Logs->Log("MODULE", LOG_DEBUG, "Initializing %s", i->first.c_str());
+ AttachAll(mod);
+ AddServices(servicemap[i->first]);
+ mod->init();
}
-
- switch (*i)
+ catch (CoreException& modexcept)
{
- case '!':
- exclamation++;
- break;
- case '@':
- atsign++;
- break;
+ 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);
}
}
- /* valid masks only have 1 ! and @ */
- if (exclamation != 1 || atsign != 1)
- return false;
+ this->NewServices = NULL;
+ ConfigStatus confstatus(NULL, true);
- return true;
-}
-
-Module* ModuleManager::Find(const std::string &name)
-{
- for (int i = 0; i <= this->GetCount(); i++)
+ // 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)
{
- if (Instance->Config->module_names[i] == name)
+ Module* mod = i->second;
+ try
{
- return this->modules[i];
+ 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);
}
}
- return NULL;
-}
-
-ConfigReader::ConfigReader(InspIRCd* Instance) : ServerInstance(Instance)
-{
- /* Is there any reason to load the entire config file again here?
- * it's needed if they specify another config file, but using the
- * default one we can just use the global config data - pre-parsed!
- */
- this->errorlog = new std::ostringstream(std::stringstream::in | std::stringstream::out);
-
- this->data = &ServerInstance->Config->config_data;
- this->privatehash = false;
-}
-
-ConfigReader::~ConfigReader()
-{
- if (this->errorlog)
- delete this->errorlog;
- if(this->privatehash)
- delete this->data;
+ if (!PrioritizeHooks())
+ ServerInstance->Exit(EXIT_STATUS_MODULE);
}
-
-ConfigReader::ConfigReader(InspIRCd* Instance, const std::string &filename) : ServerInstance(Instance)
+std::string& ModuleManager::LastError()
{
- ServerInstance->Config->ClearStack();
-
- this->data = new ConfigDataHash;
- this->privatehash = true;
- this->errorlog = new std::ostringstream(std::stringstream::in | std::stringstream::out);
- this->readerror = ServerInstance->Config->LoadConf(*this->data, filename, *this->errorlog);
- if (!this->readerror)
- this->error = CONF_FILE_NOT_FOUND;
+ return LastModuleError;
}
-
-std::string ConfigReader::ReadValue(const std::string &tag, const std::string &name, const std::string &default_value, int index, bool allow_linefeeds)
+void ModuleManager::AddServices(const ServiceList& list)
{
- /* Don't need to strlcpy() tag and name anymore, ReadConf() takes const char* */
- std::string result;
-
- if (!ServerInstance->Config->ConfValue(*this->data, tag, name, default_value, index, result, allow_linefeeds))
+ for (ServiceList::const_iterator i = list.begin(); i != list.end(); ++i)
{
- this->error = CONF_VALUE_NOT_FOUND;
+ ServiceProvider& s = **i;
+ AddService(s);
}
- return result;
}
-std::string ConfigReader::ReadValue(const std::string &tag, const std::string &name, int index, bool allow_linefeeds)
+void ModuleManager::AddService(ServiceProvider& item)
{
- return ReadValue(tag, name, "", index, allow_linefeeds);
-}
+ switch (item.service)
+ {
+ 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.");
-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);
-}
+ 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));
+ }
+ dynamic_reference_base::reset_all();
+ break;
+ }
+ default:
+ item.RegisterService();
+ }
-bool ConfigReader::ReadFlag(const std::string &tag, const std::string &name, int index)
-{
- return ReadFlag(tag, name, "", index);
+ FOREACH_MOD(OnServiceAdd, (item));
}
-
-long ConfigReader::ReadInteger(const std::string &tag, const std::string &name, const std::string &default_value, int index, bool needs_unsigned)
+void ModuleManager::DelService(ServiceProvider& item)
{
- int 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))
+ switch (item.service)
{
- this->error = CONF_NOT_UNSIGNED;
- return 0;
+ case SERVICE_MODE:
+ if (!ServerInstance->Modes->DelMode(static_cast<ModeHandler*>(&item)))
+ throw ModuleException("Mode "+std::string(item.name)+" does not exist.");
+ // Fall through
+ case SERVICE_DATA:
+ case SERVICE_IOHOOK:
+ {
+ DelReferent(&item);
+ return;
+ }
+ default:
+ throw ModuleException("Cannot delete unknown service type");
}
-
- return result;
-}
-
-long ConfigReader::ReadInteger(const std::string &tag, const std::string &name, int index, bool needs_unsigned)
-{
- return ReadInteger(tag, name, "", index, needs_unsigned);
-}
-long ConfigReader::GetError()
-{
- long olderr = this->error;
- this->error = 0;
- return olderr;
+ FOREACH_MOD(OnServiceDel, (item));
}
-void ConfigReader::DumpErrors(bool bail, userrec* user)
+ServiceProvider* ModuleManager::FindService(ServiceType type, const std::string& name)
{
- ServerInstance->Config->ReportConfigError(this->errorlog->str(), bail, user);
-}
-
-
-int ConfigReader::Enumerate(const std::string &tag)
-{
- return ServerInstance->Config->ConfValueEnum(*this->data, tag);
-}
-
-int ConfigReader::EnumerateValues(const std::string &tag, int index)
-{
- return ServerInstance->Config->ConfVarEnum(*this->data, tag, index);
+ switch (type)
+ {
+ 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");
+ }
}
-bool ConfigReader::Verify()
+std::string ModuleManager::ExpandModName(const std::string& modname)
{
- return this->readerror;
+ 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;
}
-
-FileReader::FileReader(InspIRCd* Instance, const std::string &filename) : ServerInstance(Instance)
+dynamic_reference_base::dynamic_reference_base(Module* Creator, const std::string& Name)
+ : name(Name), hook(NULL), value(NULL), creator(Creator)
{
- LoadFile(filename);
-}
+ if (!dynrefs)
+ dynrefs = new insp::intrusive_list<dynamic_reference_base>;
+ dynrefs->push_front(this);
-FileReader::FileReader(InspIRCd* Instance) : ServerInstance(Instance)
-{
+ // Resolve unless there is no ModuleManager (part of class InspIRCd)
+ if (ServerInstance)
+ resolve();
}
-std::string FileReader::Contents()
+dynamic_reference_base::~dynamic_reference_base()
{
- std::string x;
- for (file_cache::iterator a = this->fc.begin(); a != this->fc.end(); a++)
+ dynrefs->erase(this);
+ if (dynrefs->empty())
{
- x.append(*a);
- x.append("\r\n");
+ delete dynrefs;
+ dynrefs = NULL;
}
- return x;
-}
-
-unsigned long FileReader::ContentSize()
-{
- return this->contentsize;
}
-void FileReader::CalcSize()
+void dynamic_reference_base::SetProvider(const std::string& newname)
{
- unsigned long n = 0;
- for (file_cache::iterator a = this->fc.begin(); a != this->fc.end(); a++)
- n += (a->length() + 2);
- this->contentsize = n;
+ name = newname;
+ resolve();
}
-void FileReader::LoadFile(const std::string &filename)
+void dynamic_reference_base::resolve()
{
- file_cache c;
- c.clear();
- if (ServerInstance->Config->ReadFile(c,filename.c_str()))
+ // 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
+ std::multimap<std::string, ServiceProvider*>::iterator i = ServerInstance->Modules.DataProviders.lower_bound(name);
+ if ((i != ServerInstance->Modules.DataProviders.end()) && (i->first == this->name))
{
- this->fc = c;
- this->CalcSize();
+ ServiceProvider* newvalue = i->second;
+ if (value != newvalue)
+ {
+ value = newvalue;
+ if (hook)
+ hook->OnCapture();
+ }
}
+ else
+ value = NULL;
}
-
-FileReader::~FileReader()
+Module* ModuleManager::Find(const std::string &name)
{
-}
+ std::map<std::string, Module*>::const_iterator modfind = Modules.find(ExpandModName(name));
-bool FileReader::Exists()
-{
- return (!(fc.size() == 0));
+ if (modfind == Modules.end())
+ return NULL;
+ else
+ return modfind->second;
}
-std::string FileReader::GetLine(int x)
+void ModuleManager::AddReferent(const std::string& name, ServiceProvider* service)
{
- if ((x<0) || ((unsigned)x>fc.size()))
- return "";
- return fc[x];
+ DataProviders.insert(std::make_pair(name, service));
+ dynamic_reference_base::reset_all();
}
-int FileReader::FileSize()
+void ModuleManager::DelReferent(ServiceProvider* service)
{
- return fc.size();
+ for (std::multimap<std::string, ServiceProvider*>::iterator i = DataProviders.begin(); i != DataProviders.end(); )
+ {
+ ServiceProvider* curr = i->second;
+ if (curr == service)
+ DataProviders.erase(i++);
+ else
+ ++i;
+ }
+ dynamic_reference_base::reset_all();
}
projects / user / henk / code / inspircd.git / blobdiff