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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
* Copyright (C) 2007-2008 Craig Edwards <craigedwards@brainbox.cc>
* Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
* Copyright (C) 2007 Dennis Friis <peavey@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
* License as published by the Free Software Foundation, version 2.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "inspircd.h"
#include "event.h"
#include "modules/dns.h"
#include "modules/ssl.h"
#include "modules/stats.h"
#include "modules/ctctags.h"
#include "modules/server.h"
#include "servercommand.h"
#include "commands.h"
#include "protocolinterface.h"
#include "tags.h"
/** An enumeration of all known protocol versions.
*
* If you introduce new protocol versions please document them here:
* https://docs.inspircd.org/spanningtree/changes
*/
enum ProtocolVersion
{
/** The linking protocol version introduced in InspIRCd v2.0. */
PROTO_INSPIRCD_20 = 1202,
/** The linking protocol version introduced in InspIRCd v2.1 alpha 0. */
PROTO_INSPIRCD_21_A0 = 1203,
/** The linking protocol version introduced in InspIRCd v2.1 beta 2. */
PROTO_INSPIRCD_21_B2 = 1204,
/** The linking protocol version introduced in InspIRCd v3.0. */
PROTO_INSPIRCD_30 = 1205,
/** The oldest version of the protocol that we support. */
PROTO_OLDEST = PROTO_INSPIRCD_20,
/** The newest version of the protocol that we support. */
PROTO_NEWEST = PROTO_INSPIRCD_30
};
/** Forward declarations
*/
class SpanningTreeUtilities;
class CacheRefreshTimer;
class TreeServer;
class Link;
class Autoconnect;
/** This is the main class for the spanningtree module
*/
class ModuleSpanningTree
: public Module
, public Away::EventListener
, public Stats::EventListener
, public CTCTags::EventListener
{
/** Client to server commands, registered in the core
*/
CommandRConnect rconnect;
CommandRSQuit rsquit;
CommandMap map;
/** Server to server only commands, not registered in the core
*/
SpanningTreeCommands commands;
/** Next membership id assigned when a local user joins a channel
*/
Membership::Id currmembid;
/** The specialized ProtocolInterface that is assigned to ServerInstance->PI on load
*/
SpanningTreeProtocolInterface protocolinterface;
/** Event provider for our broadcast events. */
Events::ModuleEventProvider broadcasteventprov;
/** Event provider for our link events. */
Events::ModuleEventProvider linkeventprov;
/** Event provider for our message events. */
Events::ModuleEventProvider messageeventprov;
/** Event provider for our sync events. */
Events::ModuleEventProvider synceventprov;
/** API for accessing user SSL certificates. */
UserCertificateAPI sslapi;
/** Tag for marking services pseudoclients. */
ServiceTag servicetag;
public:
dynamic_reference<DNS::Manager> DNS;
/** Event provider for message tags. */
Events::ModuleEventProvider tagevprov;
ServerCommandManager CmdManager;
/** Set to true if inside a spanningtree call, to prevent sending
* xlines and other things back to their source
*/
bool loopCall;
/** Constructor
*/
ModuleSpanningTree();
void init() CXX11_OVERRIDE;
/** Shows /LINKS
*/
void ShowLinks(TreeServer* Current, User* user, int hops);
/** Handle LINKS command
*/
void HandleLinks(const CommandBase::Params& parameters, User* user);
/** Handle SQUIT
*/
ModResult HandleSquit(const CommandBase::Params& parameters, User* user);
/** Handle remote WHOIS
*/
ModResult HandleRemoteWhois(const CommandBase::Params& parameters, User* user);
/** Connect a server locally
*/
void ConnectServer(Link* x, Autoconnect* y = NULL);
/** Connect the next autoconnect server
*/
void ConnectServer(Autoconnect* y, bool on_timer);
/** Check if any servers are due to be autoconnected
*/
void AutoConnectServers(time_t curtime);
/** Check if any connecting servers should timeout
*/
void DoConnectTimeout(time_t curtime);
/** Handle remote VERSON
*/
ModResult HandleVersion(const CommandBase::Params& parameters, User* user);
/** Handle CONNECT
*/
ModResult HandleConnect(const CommandBase::Params& parameters, User* user);
/** Retrieves the event provider for broadcast events. */
const Events::ModuleEventProvider& GetBroadcastEventProvider() const { return broadcasteventprov; }
/** Retrieves the event provider for link events. */
const Events::ModuleEventProvider& GetLinkEventProvider() const { return linkeventprov; }
/** Retrieves the event provider for message events. */
const Events::ModuleEventProvider& GetMessageEventProvider() const { return messageeventprov; }
/** Retrieves the event provider for sync events. */
const Events::ModuleEventProvider& GetSyncEventProvider() const { return synceventprov; }
/**
** *** MODULE EVENTS ***
**/
ModResult OnPreCommand(std::string& command, CommandBase::Params& parameters, LocalUser* user, bool validated) CXX11_OVERRIDE;
void OnPostCommand(Command*, const CommandBase::Params& parameters, LocalUser* user, CmdResult result, bool loop) CXX11_OVERRIDE;
void OnUserConnect(LocalUser* source) CXX11_OVERRIDE;
void OnUserInvite(User* source, User* dest, Channel* channel, time_t timeout, unsigned int notifyrank, CUList& notifyexcepts) CXX11_OVERRIDE;
ModResult OnPreTopicChange(User* user, Channel* chan, const std::string& topic) CXX11_OVERRIDE;
void OnPostTopicChange(User* user, Channel* chan, const std::string &topic) CXX11_OVERRIDE;
void OnUserPostMessage(User* user, const MessageTarget& target, const MessageDetails& details) CXX11_OVERRIDE;
void OnUserPostTagMessage(User* user, const MessageTarget& target, const CTCTags::TagMessageDetails& details) CXX11_OVERRIDE;
void OnBackgroundTimer(time_t curtime) CXX11_OVERRIDE;
void OnUserJoin(Membership* memb, bool sync, bool created, CUList& excepts) CXX11_OVERRIDE;
void OnChangeHost(User* user, const std::string &newhost) CXX11_OVERRIDE;
void OnChangeRealName(User* user, const std::string& real) CXX11_OVERRIDE;
void OnChangeIdent(User* user, const std::string &ident) CXX11_OVERRIDE;
void OnUserPart(Membership* memb, std::string &partmessage, CUList& excepts) CXX11_OVERRIDE;
void OnUserQuit(User* user, const std::string &reason, const std::string &oper_message) CXX11_OVERRIDE;
void OnUserPostNick(User* user, const std::string &oldnick) CXX11_OVERRIDE;
void OnUserKick(User* source, Membership* memb, const std::string &reason, CUList& excepts) CXX11_OVERRIDE;
void OnPreRehash(User* user, const std::string ¶meter) CXX11_OVERRIDE;
void ReadConfig(ConfigStatus& status) CXX11_OVERRIDE;
void OnOper(User* user, const std::string &opertype) CXX11_OVERRIDE;
void OnAddLine(User *u, XLine *x) CXX11_OVERRIDE;
void OnDelLine(User *u, XLine *x) CXX11_OVERRIDE;
ModResult OnStats(Stats::Context& stats) CXX11_OVERRIDE;
void OnUserAway(User* user) CXX11_OVERRIDE;
void OnUserBack(User* user) CXX11_OVERRIDE;
void OnLoadModule(Module* mod) CXX11_OVERRIDE;
void OnUnloadModule(Module* mod) CXX11_OVERRIDE;
ModResult OnAcceptConnection(int newsock, ListenSocket* from, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server) CXX11_OVERRIDE;
void OnMode(User* source, User* u, Channel* c, const Modes::ChangeList& modes, ModeParser::ModeProcessFlag processflags) CXX11_OVERRIDE;
void OnShutdown(const std::string& reason) CXX11_OVERRIDE;
CullResult cull() CXX11_OVERRIDE;
~ModuleSpanningTree();
Version GetVersion() CXX11_OVERRIDE;
void Prioritize() CXX11_OVERRIDE;
};
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