-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2009 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ * Copyright (C) 2019-2020 Matt Schatz <genius3000@g3k.solutions>
+ * Copyright (C) 2019 linuxdaemon <linuxdaemon.irc@gmail.com>
+ * Copyright (C) 2013 Daniel Vassdal <shutter@canternet.org>
+ * Copyright (C) 2012-2016, 2018 Attila Molnar <attilamolnar@hush.com>
+ * Copyright (C) 2012-2013, 2016-2020 Sadie Powell <sadie@witchery.services>
+ * Copyright (C) 2012, 2019 Robby <robby@chatbelgie.be>
+ * Copyright (C) 2012 DjSlash <djslash@djslash.org>
+ * Copyright (C) 2012 ChrisTX <xpipe@hotmail.de>
+ * Copyright (C) 2011 jackmcbarn <jackmcbarn@inspircd.org>
+ * 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) 2008 John Brooks <special@inspircd.org>
+ * Copyright (C) 2007, 2009 Dennis Friis <peavey@inspircd.org>
+ * Copyright (C) 2006-2009 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2003-2008 Craig Edwards <brain@inspircd.org>
*
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
*
- * ---------------------------------------------------
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#ifndef __USERS_H__
-#define __USERS_H__
+
+#pragma once
#include "socket.h"
#include "inspsocket.h"
-#include "dns.h"
#include "mode.h"
+#include "membership.h"
/** connect class types
*/
/** connect:allow */
CC_ALLOW = 0,
/** connect:deny */
- CC_DENY = 1
-};
-
-/** RFC1459 channel modes
- */
-enum UserModes {
- /** +s: Server notice mask */
- UM_SNOMASK = 's' - 65,
- /** +w: WALLOPS */
- UM_WALLOPS = 'w' - 65,
- /** +i: Invisible */
- UM_INVISIBLE = 'i' - 65,
- /** +o: Operator */
- UM_OPERATOR = 'o' - 65
+ CC_DENY = 1,
+ /** named connect block (for opers, etc) */
+ CC_NAMED = 2
};
/** Registration state of a user, e.g.
*/
enum RegistrationState {
-#ifndef WIN32 // Burlex: This is already defined in win32, luckily it is still 0.
+#ifndef _WIN32 // Burlex: This is already defined in win32, luckily it is still 0.
REG_NONE = 0, /* Has sent nothing */
#endif
REG_ALL = 7 /* REG_NICKUSER plus next bit along */
};
-/* Required forward declaration */
-class Channel;
-class UserResolver;
-struct ConfigTag;
+enum UserType {
+ USERTYPE_LOCAL = 1,
+ USERTYPE_REMOTE = 2,
+ USERTYPE_SERVER = 3
+};
-/** Holds information relevent to <connect allow> and <connect deny> tags in the config file.
+/** Holds information relevant to <connect allow> and <connect deny> tags in the config file.
*/
struct CoreExport ConnectClass : public refcountbase
{
*/
char type;
+ /** True if this class uses fake lag to manage flood, false if it kills */
+ bool fakelag;
+
/** Connect class name
*/
std::string name;
*/
unsigned int pingtime;
- /** (Optional) Password for this line
- */
- std::string pass;
-
- /** (Optional) Hash Method for this line
- */
- std::string hash;
-
/** Maximum size of sendq for users in this class (bytes)
* Users cannot send commands if they go over this limit
*/
*/
unsigned long recvqmax;
+ /** Seconds worth of penalty before penalty system activates
+ */
+ unsigned int penaltythreshold;
+
+ /** Maximum rate of commands (units: millicommands per second) */
+ unsigned int commandrate;
+
/** Local max when connecting by this connection class
*/
unsigned long maxlocal;
*/
unsigned long maxglobal;
- /** Max channels for this class
+ /** True if max connections for this class is hit and a warning is wanted
*/
- unsigned int maxchans;
+ bool maxconnwarn;
- /** Port number this connect class applies to
+ /** Max channels for this class
*/
- int port;
+ unsigned int maxchans;
/** How many users may be in this connect class before they are refused?
* (0 = no limit = default)
*/
unsigned long limit;
+ /** If set to true, no user DNS lookups are to be performed
+ */
+ bool resolvehostnames;
+
+ /**
+ * If non-empty the server ports which this user has to be using
+ */
+ insp::flat_set<int> ports;
+
+ /** If non-empty then the password a user must specify in PASS to be assigned to this class. */
+ std::string password;
+
+ /** If non-empty then the hash algorithm that the password field is hashed with. */
+ std::string passwordhash;
+
/** Create a new connect class with no settings.
*/
ConnectClass(ConfigTag* tag, char type, const std::string& mask);
/** Create a new connect class with inherited settings.
*/
ConnectClass(ConfigTag* tag, char type, const std::string& mask, const ConnectClass& parent);
-
+
/** Update the settings in this block to match the given block */
void Update(const ConnectClass* newSettings);
-
const std::string& GetName() { return name; }
- const std::string& GetPass() { return pass; }
const std::string& GetHost() { return host; }
- const int GetPort() { return port; }
-
+
/** Returns the registration timeout
*/
time_t GetRegTimeout()
return (recvqmax ? recvqmax : 4096);
}
- /** Returusn the maximum number of local sessions
+ /** Returns the penalty threshold value
+ */
+ unsigned int GetPenaltyThreshold()
+ {
+ return penaltythreshold ? penaltythreshold : (fakelag ? 10 : 20);
+ }
+
+ unsigned int GetCommandRate()
+ {
+ return commandrate ? commandrate : 1000;
+ }
+
+ /** Return the maximum number of local sessions
*/
unsigned long GetMaxLocal()
{
}
};
-/** Holds a complete list of all channels to which a user has been invited and has not yet joined, and the time at which they'll expire.
- */
-CoreExport typedef std::vector< std::pair<irc::string, time_t> > InvitedList;
-
-/** Holds a complete list of all allow and deny tags from the configuration file (connection classes)
- */
-CoreExport typedef std::vector<reference<ConnectClass> > ClassVector;
-
-/** Typedef for the list of user-channel records for a user
- */
-CoreExport typedef std::set<Channel*> UserChanList;
-
-/** Shorthand for an iterator into a UserChanList
- */
-CoreExport typedef UserChanList::iterator UCListIter;
-
-/* Required forward declaration
- */
-class User;
-
/** Holds all information about a user
* This class stores all information about a user connected to the irc server. Everything about a
* connection is stored here primarily, from the user's socket ID (file descriptor) through to the
* user's nickname and hostname.
*/
-class CoreExport User : public StreamSocket
+class CoreExport User : public Extensible
{
private:
- /** A list of channels the user has a pending invite to.
- * Upon INVITE channels are added, and upon JOIN, the
- * channels are removed from this list.
- */
- InvitedList invites;
-
/** Cached nick!ident@dhost value using the displayed hostname
*/
std::string cached_fullhost;
*/
std::string cachedip;
- /** When we erase the user (in the destructor),
- * we call this method to subtract one from all
- * mode characters this user is making use of.
- */
- void DecrementModes();
-
- std::set<std::string> *AllowedOperCommands;
- std::set<std::string> *AllowedPrivs;
+ /** If set then the hostname which is displayed to users. */
+ std::string displayhost;
- /** Allowed user modes from oper classes. */
- std::bitset<64> AllowedUserModes;
-
- /** Allowed channel modes from oper classes. */
- std::bitset<64> AllowedChanModes;
-
- public:
- /** Contains a pointer to the connect class a user is on from - this will be NULL for remote connections.
- */
- reference<ConnectClass> MyClass;
-
- /** Hostname of connection.
- * This should be valid as per RFC1035.
- */
- std::string host;
-
- /** Stats counter for bytes inbound
- */
- int bytes_in;
+ /** The real hostname of this user. */
+ std::string realhost;
- /** Stats counter for bytes outbound
- */
- int bytes_out;
+ /** The real name of this user. */
+ std::string realname;
- /** Stats counter for commands inbound
+ /** The user's mode list.
+ * Much love to the STL for giving us an easy to use bitset, saving us RAM.
+ * if (modes[modeid]) is set, then the mode is set.
+ * For example, to work out if mode +i is set, we check the field
+ * User::modes[invisiblemode->modeid] == true.
*/
- int cmds_in;
+ std::bitset<ModeParser::MODEID_MAX> modes;
- /** Stats counter for commands outbound
+ public:
+ /** To execute a function for each local neighbor of a user, inherit from this class and
+ * pass an instance of it to User::ForEachNeighbor().
*/
- int cmds_out;
+ class ForEachNeighborHandler
+ {
+ public:
+ /** Method to execute for each local neighbor of a user.
+ * Derived classes must implement this.
+ * @param user Current neighbor
+ */
+ virtual void Execute(LocalUser* user) = 0;
+ };
- /** Time the connection was last pinged
+ /** List of Memberships for this user
*/
- time_t lastping;
+ typedef insp::intrusive_list<Membership> ChanList;
/** Time that the object was instantiated (used for TS calculation etc)
*/
*/
time_t signon;
- /** Time that the connection last sent a message, used to calculate idle time
- */
- time_t idle_lastmsg;
-
- /** Used by PING checking code
- */
- time_t nping;
-
- /** Stored reverse lookup from res_forward. Should not be used after resolution.
- */
- std::string stored_host;
-
- /** Starts a DNS lookup of the user's IP.
- * This will cause two UserResolver classes to be instantiated.
- * When complete, these objects set User::dns_done to true.
+ /** Client address that the user is connected from.
+ * Do not modify this value directly, use SetClientIP() to change it.
+ * Port is not valid for remote users.
*/
- void StartDNSLookup();
+ irc::sockets::sockaddrs client_sa;
/** The users nickname.
* An invalid nickname indicates an unregistered connection prior to the NICK command.
/** The user's unique identifier.
* This is the unique identifier which the user has across the network.
*/
- std::string uuid;
+ const std::string uuid;
/** The users ident reply.
* Two characters are added to the user-defined limit to compensate for the tilde etc.
*/
std::string ident;
- /** The host displayed to non-opers (used for cloaking etc).
- * This usually matches the value of User::host.
- */
- std::string dhost;
-
- /** The users full name (GECOS).
- */
- std::string fullname;
-
- /** The user's mode list.
- * NOT a null terminated string.
- * Also NOT an array.
- * Much love to the STL for giving us an easy to use bitset, saving us RAM.
- * if (modes[modeletter-65]) is set, then the mode is
- * set, for example, to work out if mode +s is set, we check the field
- * User::modes['s'-65] != 0.
- * The following RFC characters o, w, s, i have constants defined via an
- * enum, such as UM_SERVERNOTICE and UM_OPETATOR.
- */
- std::bitset<64> modes;
-
/** What snomasks are set on this user.
* This functions the same as the above modes.
*/
std::bitset<64> snomasks;
- /** Channels this user is on, and the permissions they have there
+ /** Channels this user is on
*/
- UserChanList chans;
+ ChanList chans;
/** The server the user is connected to.
*/
- std::string server;
+ Server* server;
/** The user's away message.
* If this string is empty, the user is not marked as away.
std::string awaymsg;
/** Time the user last went away.
- * This is ONLY RELIABLE if user IS_AWAY()!
+ * This is ONLY RELIABLE if user IsAway()!
*/
time_t awaytime;
/** The oper type they logged in as, if they are an oper.
- * This is used to check permissions in operclasses, so that
- * we can say 'yay' or 'nay' to any commands they issue.
- * The value of this is the value of a valid 'type name=' tag.
- */
- std::string oper;
-
- /** Password specified by the user when they registered.
- * This is stored even if the <connect> block doesnt need a password, so that
- * modules may check it.
*/
- std::string password;
-
- /** This value contains how far into the penalty threshold the user is. Once its over
- * the penalty threshold then commands are held and processed on-timer.
- */
- int Penalty;
+ reference<OperInfo> oper;
/** Used by User to indicate the registration status of the connection
* It is a bitfield of the REG_NICK, REG_USER and REG_ALL bits to indicate
*/
unsigned int registered:3;
- /** True when DNS lookups are completed.
- * The UserResolver classes res_forward and res_reverse will
- * set this value once they complete.
- */
- unsigned int dns_done:1;
-
- /** Whether or not to send an snotice about this user's quitting
- */
- unsigned int quietquit:1;
-
/** If this is set to true, then all socket operations for the user
* are dropped into the bit-bucket.
- * This value is set by QuitUser, and is not needed seperately from that call.
+ * This value is set by QuitUser, and is not needed separately from that call.
* Please note that setting this value alone will NOT cause the user to quit.
*/
unsigned int quitting:1;
- /** This is true if the user matched an exception (E:Line). It is used to save time on ban checks.
- */
- unsigned int exempt:1;
+ /** What type of user is this? */
+ const unsigned int usertype:2;
- /** Server address and port that this user is connected to.
- * If unknown, address family is AF_UNKNOWN
- */
- irc::sockets::sockaddrs server_sa;
- /** Client address that the user is connected from.
- * Port number is only valid if local.
- *
- * Do not modify this value directly, use SetClientIP() to change it
+ /** Get client IP string from sockaddr, using static internal buffer
+ * @return The IP string
*/
- irc::sockets::sockaddrs client_sa;
+ const std::string& GetIPString();
- /** Sets the client IP for this user
- * @return true if the conversion was successful
+ /** Retrieves this user's hostname.
+ * @param uncloak If true then return the real host; otherwise, the display host.
*/
- bool SetClientIP(const char* sip);
+ const std::string& GetHost(bool uncloak) const;
- /**
- * @return The port number of this user.
- */
- int GetServerPort();
+ /** Retrieves this user's displayed hostname. */
+ const std::string& GetDisplayedHost() const;
- /** Get client IP string from sockaddr, using static internal buffer
- * @return The IP string
- */
- const char* GetIPString();
+ /** Retrieves this user's real hostname. */
+ const std::string& GetRealHost() const;
- /** Get a CIDR mask from the IP of this user, using a static internal buffer.
- * e.g., GetCIDRMask(16) for 223.254.214.52 returns 223.254.0.0/16
- * This may be used for CIDR clone detection, etc.
- *
- * (XXX, brief note: when we do the sockets rewrite, this should move down a
- * level so it may be used on more derived objects. -- w00t)
+ /** Retrieves this user's real name. */
+ const std::string& GetRealName() const;
+
+ /** Get CIDR mask, using default range, for this user
*/
- const char *GetCIDRMask(int range);
+ irc::sockets::cidr_mask GetCIDRMask();
- /** Default constructor
- * @throw CoreException if the UID allocated to the user already exists
- * @param Instance Creator instance
- * @param uid User UUID, or empty to allocate one automatically
+ /** Sets the client IP for this user
+ * @return true if the conversion was successful
*/
- User(const std::string &uid = "");
+ virtual bool SetClientIP(const std::string& address);
- /** Check if the user matches a G or K line, and disconnect them if they do.
- * @param doZline True if ZLines should be checked (if IP has changed since initial connect)
- * Returns true if the user matched a ban, false else.
+ virtual void SetClientIP(const irc::sockets::sockaddrs& sa);
+
+ /** Constructor
+ * @throw CoreException if the UID allocated to the user already exists
*/
- bool CheckLines(bool doZline = false);
+ User(const std::string& uid, Server* srv, UserType objtype);
/** Returns the full displayed host of the user
* This member function returns the hostname of the user as seen by other users
- * on the server, in nick!ident&at;host form.
+ * on the server, in nick!ident\@host form.
* @return The full masked host of the user
*/
- virtual const std::string GetFullHost();
+ virtual const std::string& GetFullHost();
/** Returns the full real host of the user
* This member function returns the hostname of the user as seen by other users
- * on the server, in nick!ident&at;host form. If any form of hostname cloaking is in operation,
+ * on the server, in nick!ident\@host form. If any form of hostname cloaking is in operation,
* e.g. through a module, then this method will ignore it and return the true hostname.
* @return The full real host of the user
*/
- virtual const std::string GetFullRealHost();
+ virtual const std::string& GetFullRealHost();
/** This clears any cached results that are used for GetFullRealHost() etc.
* The results of these calls are cached as generating them can be generally expensive.
*/
void InvalidateCache();
- /** Create a displayable mode string for this users snomasks
- * @return The notice mask character sequence
+ /** Returns whether this user is currently away or not. If true,
+ * further information can be found in User::awaymsg and User::awaytime
+ * @return True if the user is away, false otherwise
*/
- const char* FormatNoticeMasks();
+ bool IsAway() const { return (!awaymsg.empty()); }
- /** Process a snomask modifier string, e.g. +abc-de
- * @param sm A sequence of notice mask characters
- * @return The cleaned mode sequence which can be output,
- * e.g. in the above example if masks c and e are not
- * valid, this function will return +ab-d
+ /** Returns whether this user is an oper or not. If true,
+ * oper information can be obtained from User::oper
+ * @return True if the user is an oper, false otherwise
*/
- std::string ProcessNoticeMasks(const char *sm);
+ bool IsOper() const { return oper; }
/** Returns true if a notice mask is set
* @param sm A notice mask character to check
*/
bool IsNoticeMaskSet(unsigned char sm);
- /** Changed a specific notice mask value
- * @param sm The server notice mask to change
- * @param value An on/off value for this mask
- */
- void SetNoticeMask(unsigned char sm, bool value);
-
- /** Create a displayable mode string for this users umodes
- * @param The mode string
+ /** Get the mode letters of modes set on the user as a string.
+ * @param includeparams True to get the parameters of the modes as well. Defaults to false.
+ * @return Mode letters of modes set on the user and optionally the parameters of those modes, if any.
+ * The returned string always begins with a '+' character. If the user has no modes set, "+" is returned.
*/
- const char* FormatModes(bool showparameters = false);
+ std::string GetModeLetters(bool includeparams = false) const;
/** Returns true if a specific mode is set
* @param m The user mode
* @return True if the mode is set
*/
- bool IsModeSet(unsigned char m);
+ bool IsModeSet(unsigned char m) const;
+ bool IsModeSet(const ModeHandler* mh) const;
+ bool IsModeSet(const ModeHandler& mh) const { return IsModeSet(&mh); }
+ bool IsModeSet(UserModeReference& moderef) const;
/** Set a specific usermode to on or off
- * @param m The user mode
+ * @param mh The user mode
* @param value On or off setting of the mode
*/
- void SetMode(unsigned char m, bool value);
-
- /** Returns true if a user is invited to a channel.
- * @param channel A channel name to look up
- * @return True if the user is invited to the given channel
- */
- virtual bool IsInvited(const irc::string &channel);
-
- /** Adds a channel to a users invite list (invites them to a channel)
- * @param channel A channel name to add
- * @param timeout When the invite should expire (0 == never)
- */
- virtual void InviteTo(const irc::string &channel, time_t timeout);
-
- /** Removes a channel from a users invite list.
- * This member function is called on successfully joining an invite only channel
- * to which the user has previously been invited, to clear the invitation.
- * @param channel The channel to remove the invite to
- */
- virtual void RemoveInvite(const irc::string &channel);
+ void SetMode(ModeHandler* mh, bool value);
+ void SetMode(ModeHandler& mh, bool value) { SetMode(&mh, value); }
/** Returns true or false for if a user can execute a privilaged oper command.
* This is done by looking up their oper type from User::oper, then referencing
* @param command A command (should be all CAPS)
* @return True if this user can execute the command
*/
- bool HasPermission(const std::string &command);
+ virtual bool HasCommandPermission(const std::string& command);
/** Returns true if a user has a given permission.
* This is used to check whether or not users may perform certain actions which admins may not wish to give to
* all operators, yet are not commands. An example might be oper override, mass messaging (/notice $*), etc.
*
* @param privstr The priv to chec, e.g. "users/override/topic". These are loaded free-form from the config file.
- * @param noisy If set to true, the user is notified that they do not have the specified permission where applicable. If false, no notification is sent.
* @return True if this user has the permission in question.
*/
- bool HasPrivPermission(const std::string &privstr, bool noisy = false);
+ virtual bool HasPrivPermission(const std::string& privstr);
/** Returns true or false if a user can set a privileged user or channel mode.
* This is done by looking up their oper type from User::oper, then referencing
* this to their oper classes, and checking the modes they can set.
- * @param mode The mode the check
- * @param type ModeType (MODETYPE_CHANNEL or MODETYPE_USER).
+ * @param mh Mode to check
* @return True if the user can set or unset this mode.
*/
- bool HasModePermission(unsigned char mode, ModeType type);
-
- /** Adds to the user's write buffer.
- * You may add any amount of text up to this users sendq value, if you exceed the
- * sendq value, the user will be removed, and further buffer adds will be dropped.
- * @param data The data to add to the write buffer
- */
- void AddWriteBuf(const std::string &data);
+ virtual bool HasModePermission(const ModeHandler* mh) const;
- /** Returns the list of channels this user has been invited to but has not yet joined.
- * @return A list of channels the user is invited to
+ /** Determines whether this user can set the specified snomask.
+ * @param chr The server notice mask character to look up.
+ * @return True if the user can set the specified snomask; otherwise, false.
*/
- InvitedList* GetInviteList();
-
- /** Creates a wildcard host.
- * Takes a buffer to use and fills the given buffer with the host in the format *!*@hostname
- * @return The wildcarded hostname in *!*@host form
- */
- char* MakeWildHost();
+ virtual bool HasSnomaskPermission(char chr) const;
/** Creates a usermask with real host.
- * Takes a buffer to use and fills the given buffer with the hostmask in the format user@host
- * @return the usermask in the format user@host
+ * Takes a buffer to use and fills the given buffer with the hostmask in the format user\@host
+ * @return the usermask in the format user\@host
*/
const std::string& MakeHost();
/** Creates a usermask with real ip.
- * Takes a buffer to use and fills the given buffer with the ipmask in the format user@ip
- * @return the usermask in the format user@ip
+ * Takes a buffer to use and fills the given buffer with the ipmask in the format user\@ip
+ * @return the usermask in the format user\@ip
*/
const std::string& MakeHostIP();
- /** Add the user to WHOWAS system
- */
- void AddToWhoWas();
-
/** Oper up the user using the given opertype.
* This will also give the +o usermode.
- * @param opertype The oper type to oper as
*/
- void Oper(const std::string &opertype, const std::string &opername);
+ void Oper(OperInfo* info);
- /** Call this method to find the matching <connect> for a user, and to check them against it.
+ /** Oper down.
+ * This will clear the +o usermode and unset the user's oper type
*/
- void CheckClass();
+ void UnOper();
- /** Use this method to fully connect a user.
- * This will send the message of the day, check G/K/E lines, etc.
+ /** Sends a server notice to this user.
+ * @param text The contents of the message to send.
*/
- void FullConnect();
+ void WriteNotice(const std::string& text);
- /** Change this users hash key to a new string.
- * You should not call this function directly. It is used by the core
- * to update the users hash entry on a nickchange.
- * @param New new user_hash key
- * @return Pointer to User in hash (usually 'this')
+ /** Send a NOTICE message from the local server to the user.
+ * @param text Text to send
*/
- User* UpdateNickHash(const char* New);
+ virtual void WriteRemoteNotice(const std::string& text);
+
+ virtual void WriteRemoteNumeric(const Numeric::Numeric& numeric);
+
+ template <typename T1>
+ void WriteRemoteNumeric(unsigned int numeric, T1 p1)
+ {
+ Numeric::Numeric n(numeric);
+ n.push(p1);
+ WriteRemoteNumeric(n);
+ }
+
+ template <typename T1, typename T2>
+ void WriteRemoteNumeric(unsigned int numeric, T1 p1, T2 p2)
+ {
+ Numeric::Numeric n(numeric);
+ n.push(p1);
+ n.push(p2);
+ WriteRemoteNumeric(n);
+ }
+
+ template <typename T1, typename T2, typename T3>
+ void WriteRemoteNumeric(unsigned int numeric, T1 p1, T2 p2, T3 p3)
+ {
+ Numeric::Numeric n(numeric);
+ n.push(p1);
+ n.push(p2);
+ n.push(p3);
+ WriteRemoteNumeric(n);
+ }
+
+ template <typename T1, typename T2, typename T3, typename T4>
+ void WriteRemoteNumeric(unsigned int numeric, T1 p1, T2 p2, T3 p3, T4 p4)
+ {
+ Numeric::Numeric n(numeric);
+ n.push(p1);
+ n.push(p2);
+ n.push(p3);
+ n.push(p4);
+ WriteRemoteNumeric(n);
+ }
+
+ template <typename T1, typename T2, typename T3, typename T4, typename T5>
+ void WriteRemoteNumeric(unsigned int numeric, T1 p1, T2 p2, T3 p3, T4 p4, T5 p5)
+ {
+ Numeric::Numeric n(numeric);
+ n.push(p1);
+ n.push(p2);
+ n.push(p3);
+ n.push(p4);
+ n.push(p5);
+ WriteRemoteNumeric(n);
+ }
+
+ void WriteNumeric(const Numeric::Numeric& numeric);
+
+ template <typename T1>
+ void WriteNumeric(unsigned int numeric, T1 p1)
+ {
+ Numeric::Numeric n(numeric);
+ n.push(p1);
+ WriteNumeric(n);
+ }
+
+ template <typename T1, typename T2>
+ void WriteNumeric(unsigned int numeric, T1 p1, T2 p2)
+ {
+ Numeric::Numeric n(numeric);
+ n.push(p1);
+ n.push(p2);
+ WriteNumeric(n);
+ }
+
+ template <typename T1, typename T2, typename T3>
+ void WriteNumeric(unsigned int numeric, T1 p1, T2 p2, T3 p3)
+ {
+ Numeric::Numeric n(numeric);
+ n.push(p1);
+ n.push(p2);
+ n.push(p3);
+ WriteNumeric(n);
+ }
+
+ template <typename T1, typename T2, typename T3, typename T4>
+ void WriteNumeric(unsigned int numeric, T1 p1, T2 p2, T3 p3, T4 p4)
+ {
+ Numeric::Numeric n(numeric);
+ n.push(p1);
+ n.push(p2);
+ n.push(p3);
+ n.push(p4);
+ WriteNumeric(n);
+ }
+
+ template <typename T1, typename T2, typename T3, typename T4, typename T5>
+ void WriteNumeric(unsigned int numeric, T1 p1, T2 p2, T3 p3, T4 p4, T5 p5)
+ {
+ Numeric::Numeric n(numeric);
+ n.push(p1);
+ n.push(p2);
+ n.push(p3);
+ n.push(p4);
+ n.push(p5);
+ WriteNumeric(n);
+ }
- /** Force a nickname change.
- * If the nickname change fails (for example, because the nick in question
- * already exists) this function will return false, and you must then either
- * output an error message, or quit the user for nickname collision.
- * @param newnick The nickname to change to
- * @return True if the nickchange was successful.
+ /** Write to all users that can see this user (including this user in the list if include_self is true), appending CR/LF
+ * @param protoev Protocol event to send, may contain any number of messages.
+ * @param include_self Should the message be sent back to the author?
*/
- bool ForceNickChange(const char* newnick);
+ void WriteCommonRaw(ClientProtocol::Event& protoev, bool include_self = true);
- /** Oper down.
- * This will clear the +o usermode and unset the user's oper type
+ /** Execute a function once for each local neighbor of this user. By default, the neighbors of a user are the users
+ * who have at least one common channel with the user. Modules are allowed to alter the set of neighbors freely.
+ * This function is used for example to send something conditionally to neighbors, or to send different messages
+ * to different users depending on their oper status.
+ * @param handler Function object to call, inherited from ForEachNeighborHandler.
+ * @param include_self True to include this user in the set of neighbors, false otherwise.
+ * Modules may override this. Has no effect if this user is not local.
*/
- void UnOper();
+ void ForEachNeighbor(ForEachNeighborHandler& handler, bool include_self = true);
- /** Write text to this user, appending CR/LF.
- * @param text A std::string to send to the user
+ /** Return true if the user shares at least one channel with another user
+ * @param other The other user to compare the channel list against
+ * @return True if the given user shares at least one channel with this user
*/
- void Write(const std::string &text);
+ bool SharesChannelWith(User *other);
- /** Write text to this user, appending CR/LF.
- * @param text The format string for text to send to the user
- * @param ... POD-type format arguments
+ /** Change the displayed hostname of this user.
+ * @param host The new displayed hostname of this user.
+ * @return True if the hostname was changed successfully; otherwise, false.
*/
- void Write(const char *text, ...) CUSTOM_PRINTF(2, 3);
+ bool ChangeDisplayedHost(const std::string& host);
- /** Write text to this user, appending CR/LF and prepending :server.name
- * @param text A std::string to send to the user
+ /** Change the real hostname of this user.
+ * @param host The new real hostname of this user.
+ * @param resetdisplay Whether to reset the display host to this value.
*/
- void WriteServ(const std::string& text);
+ void ChangeRealHost(const std::string& host, bool resetdisplay);
- /** Write text to this user, appending CR/LF and prepending :server.name
- * @param text The format string for text to send to the user
- * @param ... POD-type format arguments
+ /** Change the ident (username) of a user.
+ * ALWAYS use this function, rather than writing User::ident directly,
+ * as this triggers module events allowing the change to be syncronized to
+ * remote servers.
+ * @param newident The new ident to set
+ * @return True if the change succeeded, false if it didn't
*/
- void WriteServ(const char* text, ...) CUSTOM_PRINTF(2, 3);
+ bool ChangeIdent(const std::string& newident);
- void WriteNumeric(unsigned int numeric, const char* text, ...) CUSTOM_PRINTF(3, 4);
+ /** Change a users realname field.
+ * @param real The user's new real name
+ * @return True if the change succeeded, false if otherwise
+ */
+ bool ChangeRealName(const std::string& real);
- void WriteNumeric(unsigned int numeric, const std::string &text);
+ /** Change a user's nick
+ * @param newnick The new nick. If equal to the users uuid, the nick change always succeeds.
+ * @param newts The time at which this nick change happened.
+ * @return True if the change succeeded
+ */
+ bool ChangeNick(const std::string& newnick, time_t newts = 0);
- /** Write text to this user, appending CR/LF and prepending :nick!user@host of the user provided in the first parameter.
- * @param user The user to prepend the :nick!user@host of
- * @param text A std::string to send to the user
+ /** Remove this user from all channels they are on, and delete any that are now empty.
+ * This is used by QUIT, and will not send part messages!
*/
- void WriteFrom(User *user, const std::string &text);
+ void PurgeEmptyChannels();
- /** Write text to this user, appending CR/LF and prepending :nick!user@host of the user provided in the first parameter.
- * @param user The user to prepend the :nick!user@host of
- * @param text The format string for text to send to the user
- * @param ... POD-type format arguments
+ /** Default destructor
*/
- void WriteFrom(User *user, const char* text, ...) CUSTOM_PRINTF(3, 4);
+ virtual ~User();
+ CullResult cull() CXX11_OVERRIDE;
+
+ /** @copydoc Serializable::Deserialize */
+ bool Deserialize(Data& data) CXX11_OVERRIDE;
+
+ /** @copydoc Serializable::Deserialize */
+ bool Serialize(Serializable::Data& data) CXX11_OVERRIDE;
+};
+
+class CoreExport UserIOHandler : public StreamSocket
+{
+ private:
+ size_t checked_until;
+ public:
+ LocalUser* const user;
+ UserIOHandler(LocalUser* me)
+ : StreamSocket(StreamSocket::SS_USER)
+ , checked_until(0)
+ , user(me)
+ {
+ }
+ void OnDataReady() CXX11_OVERRIDE;
+ bool OnSetEndPoint(const irc::sockets::sockaddrs& local, const irc::sockets::sockaddrs& remote) CXX11_OVERRIDE;
+ void OnError(BufferedSocketError error) CXX11_OVERRIDE;
- /** Write text to the user provided in the first parameter, appending CR/LF, and prepending THIS user's :nick!user@host.
- * @param dest The user to route the message to
- * @param text A std::string to send to the user
+ /** Adds to the user's write buffer.
+ * You may add any amount of text up to this users sendq value, if you exceed the
+ * sendq value, the user will be removed, and further buffer adds will be dropped.
+ * @param data The data to add to the write buffer
*/
- void WriteTo(User *dest, const std::string &data);
+ void AddWriteBuf(const std::string &data);
- /** Write text to the user provided in the first parameter, appending CR/LF, and prepending THIS user's :nick!user@host.
- * @param dest The user to route the message to
- * @param text The format string for text to send to the user
- * @param ... POD-type format arguments
+ /** Swaps the internals of this UserIOHandler with another one.
+ * @param other A UserIOHandler to swap internals with.
*/
- void WriteTo(User *dest, const char *data, ...) CUSTOM_PRINTF(3, 4);
+ void SwapInternals(UserIOHandler& other);
+};
+
+typedef unsigned int already_sent_t;
- /** Write to all users that can see this user (including this user in the list), appending CR/LF
- * @param text A std::string to send to the users
+class CoreExport LocalUser : public User, public insp::intrusive_list_node<LocalUser>
+{
+ /** Add a serialized message to the send queue of the user.
+ * @param serialized Bytes to add.
*/
- void WriteCommonRaw(const std::string &line, bool include_self = true);
+ void Write(const ClientProtocol::SerializedMessage& serialized);
- /** Write to all users that can see this user (including this user in the list), appending CR/LF
- * @param text The format string for text to send to the users
- * @param ... POD-type format arguments
+ /** Send a protocol event to the user, consisting of one or more messages.
+ * @param protoev Event to send, may contain any number of messages.
+ * @param msglist Message list used temporarily internally to pass to hooks and store messages
+ * before Write().
*/
- void WriteCommon(const char* text, ...) CUSTOM_PRINTF(2, 3);
+ void Send(ClientProtocol::Event& protoev, ClientProtocol::MessageList& msglist);
- /** Write to all users that can see this user (not including this user in the list), appending CR/LF
- * @param text The format string for text to send to the users
- * @param ... POD-type format arguments
+ /** Message list, can be passed to the two parameter Send().
*/
- void WriteCommonExcept(const char* text, ...) CUSTOM_PRINTF(2, 3);
+ static ClientProtocol::MessageList sendmsglist;
+
+ public:
+ LocalUser(int fd, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server);
+ LocalUser(int fd, const std::string& uuid, Serializable::Data& data);
+
+ CullResult cull() CXX11_OVERRIDE;
+
+ UserIOHandler eh;
- /** Write a quit message to all common users, as in User::WriteCommonExcept but with a specific
- * quit message for opers only.
- * @param normal_text Normal user quit message
- * @param oper_text Oper only quit message
+ /** Serializer to use when communicating with the user
*/
- void WriteCommonQuit(const std::string &normal_text, const std::string &oper_text);
+ ClientProtocol::Serializer* serializer;
- /** Write a WALLOPS message from this user to all local opers.
- * If this user is not opered, the function will return without doing anything.
- * @param text The format string to send in the WALLOPS message
- * @param ... Format arguments
+ /** Stats counter for bytes inbound
*/
- void WriteWallOps(const char* text, ...) CUSTOM_PRINTF(2, 3);
+ unsigned int bytes_in;
- /** Write a WALLOPS message from this user to all local opers.
- * If this user is not opered, the function will return without doing anything.
- * @param text The text to send in the WALLOPS message
+ /** Stats counter for bytes outbound
*/
- void WriteWallOps(const std::string &text);
+ unsigned int bytes_out;
- /** Return true if the user shares at least one channel with another user
- * @param other The other user to compare the channel list against
- * @return True if the given user shares at least one channel with this user
+ /** Stats counter for commands inbound
*/
- bool SharesChannelWith(User *other);
+ unsigned int cmds_in;
- /** Send fake quit/join messages for host or ident cycle.
- * Run this after the item in question has changed.
- * You should not need to use this function, call ChangeDisplayedHost instead
- *
- * @param The entire QUIT line, including the source using the old value
+ /** Stats counter for commands outbound
*/
- void DoHostCycle(const std::string &quitline);
+ unsigned int cmds_out;
- /** Change the displayed host of a user.
- * ALWAYS use this function, rather than writing User::dhost directly,
- * as this triggers module events allowing the change to be syncronized to
- * remote servers. This will also emulate a QUIT and rejoin (where configured)
- * before setting their host field.
- * @param host The new hostname to set
- * @return True if the change succeeded, false if it didn't
+ /** Password specified by the user when they registered (if any).
+ * This is stored even if the \<connect> block doesnt need a password, so that
+ * modules may check it.
*/
- bool ChangeDisplayedHost(const char* host);
+ std::string password;
- /** Change the ident (username) of a user.
- * ALWAYS use this function, rather than writing User::ident directly,
- * as this correctly causes the user to seem to quit (where configured)
- * before setting their ident field.
- * @param host The new ident to set
- * @return True if the change succeeded, false if it didn't
+ /** Contains a pointer to the connect class a user is on from
*/
- bool ChangeIdent(const char* newident);
+ reference<ConnectClass> MyClass;
- /** Change a users realname field.
- * ALWAYS use this function, rather than writing User::fullname directly,
- * as this triggers module events allowing the change to be syncronized to
- * remote servers.
- * @param gecos The user's new realname
- * @return True if the change succeeded, false if otherwise
+ /** Get the connect class which this user belongs to.
+ * @return A pointer to this user's connect class.
*/
- bool ChangeName(const char* gecos);
+ ConnectClass* GetClass() const { return MyClass; }
- /** Send a command to all local users from this user
- * The command given must be able to send text with the
- * first parameter as a servermask (e.g. $*), so basically
- * you should use PRIVMSG or NOTICE.
- * @param command the command to send
- * @param text The text format string to send
- * @param ... Format arguments
+ /** Call this method to find the matching \<connect> for a user, and to check them against it.
*/
- void SendAll(const char* command, const char* text, ...) CUSTOM_PRINTF(3, 4);
+ void CheckClass(bool clone_count = true);
- /** Compile a channel list for this user. Used internally by WHOIS
- * @param source The user to prepare the channel list for
- * @param spy Whether to return the spy channel list rather than the normal one
- * @return This user's channel list
+ /** Server address and port that this user is connected to.
*/
- std::string ChannelList(User* source, bool spy);
+ irc::sockets::sockaddrs server_sa;
- /** Split the channel list in cl which came from dest, and spool it to this user
- * Used internally by WHOIS
- * @param dest The user the original channel list came from
- * @param cl The channel list as a string obtained from User::ChannelList()
+ /** Recursion fix: user is out of SendQ and will be quit as soon as possible.
+ * This can't be handled normally because QuitUser itself calls Write on other
+ * users, which could trigger their SendQ to overrun.
*/
- void SplitChanList(User* dest, const std::string &cl);
+ unsigned int quitting_sendq:1;
- /** Remove this user from all channels they are on, and delete any that are now empty.
- * This is used by QUIT, and will not send part messages!
+ /** has the user responded to their previous ping?
*/
- void PurgeEmptyChannels();
+ unsigned int lastping:1;
- /** Get the connect class which this user belongs to.
- * @return A pointer to this user's connect class
+ /** This is true if the user matched an exception (E-line). It is used to save time on ban checks.
*/
- ConnectClass *GetClass();
+ unsigned int exempt:1;
- /** Set the connect class to which this user belongs to.
- * @param explicit_name Set this string to tie the user to a specific class name. Otherwise, the class is fitted by checking <connect> tags from the configuration file.
- * @return A reference to this user's current connect class.
+ /** The time at which this user should be pinged next. */
+ time_t nextping;
+
+ /** Time that the connection last sent a message, used to calculate idle time
*/
- ConnectClass *SetClass(const std::string &explicit_name = "");
+ time_t idle_lastmsg;
- /** Show the message of the day to this user
+ /** This value contains how far into the penalty threshold the user is.
+ * This is used either to enable fake lag or for excess flood quits
*/
- void ShowMOTD();
+ unsigned int CommandFloodPenalty;
+
+ already_sent_t already_sent;
- /** Show the server RULES file to this user
+ /** Check if the user matches a G- or K-line, and disconnect them if they do.
+ * @param doZline True if Z-lines should be checked (if IP has changed since initial connect)
+ * Returns true if the user matched a ban, false else.
*/
- void ShowRULES();
+ bool CheckLines(bool doZline = false);
- /** Increases a user's command penalty by a set amount.
+ /** Use this method to fully connect a user.
+ * This will send the message of the day, check G/K/E-lines, etc.
*/
- void IncreasePenalty(int increase);
+ void FullConnect();
- /** Decreases a user's command penalty by a set amount.
+ /** Set the connect class to which this user belongs to.
+ * @param explicit_name Set this string to tie the user to a specific class name. Otherwise, the class is fitted by checking \<connect> tags from the configuration file.
+ * @return A reference to this user's current connect class.
*/
- void DecreasePenalty(int decrease);
+ void SetClass(const std::string &explicit_name = "");
- void OnDataReady();
- void OnError(BufferedSocketError error);
+ bool SetClientIP(const std::string& address) CXX11_OVERRIDE;
- /** Default destructor
+ void SetClientIP(const irc::sockets::sockaddrs& sa) CXX11_OVERRIDE;
+
+ /** Send a NOTICE message from the local server to the user.
+ * The message will be sent even if the user is connected to a remote server.
+ * @param text Text to send
*/
- virtual ~User();
- virtual CullResult cull();
-};
+ void WriteRemoteNotice(const std::string& text) CXX11_OVERRIDE;
-/** Derived from Resolver, and performs user forward/reverse lookups.
- */
-class CoreExport UserResolver : public Resolver
-{
- private:
- /** User this class is 'attached' to.
+ /** Returns true or false for if a user can execute a privilaged oper command.
+ * This is done by looking up their oper type from User::oper, then referencing
+ * this to their oper classes and checking the commands they can execute.
+ * @param command A command (should be all CAPS)
+ * @return True if this user can execute the command
*/
- User* bound_user;
- /** File descriptor teh lookup is bound to
+ bool HasCommandPermission(const std::string& command) CXX11_OVERRIDE;
+
+ /** Returns true if a user has a given permission.
+ * This is used to check whether or not users may perform certain actions which admins may not wish to give to
+ * all operators, yet are not commands. An example might be oper override, mass messaging (/notice $*), etc.
+ *
+ * @param privstr The priv to chec, e.g. "users/override/topic". These are loaded free-form from the config file.
+ * @return True if this user has the permission in question.
*/
- int bound_fd;
- /** True if the lookup is forward, false if is a reverse lookup
+ bool HasPrivPermission(const std::string& privstr) CXX11_OVERRIDE;
+
+ /** Returns true or false if a user can set a privileged user or channel mode.
+ * This is done by looking up their oper type from User::oper, then referencing
+ * this to their oper classes, and checking the modes they can set.
+ * @param mh Mode to check
+ * @return True if the user can set or unset this mode.
*/
- bool fwd;
- public:
- /** Create a resolver.
- * @param Instance The creating instance
- * @param user The user to begin lookup on
- * @param to_resolve The IP or host to resolve
- * @param qt The query type
- * @param cache Modified by the constructor if the result was cached
+ bool HasModePermission(const ModeHandler* mh) const CXX11_OVERRIDE;
+
+ /** @copydoc User::HasSnomaskPermission */
+ bool HasSnomaskPermission(char chr) const CXX11_OVERRIDE;
+
+ /** Change nick to uuid, unset REG_NICK and send a nickname overruled numeric.
+ * This is called when another user (either local or remote) needs the nick of this user and this user
+ * isn't registered.
*/
- UserResolver(User* user, std::string to_resolve, QueryType qt, bool &cache);
+ void OverruleNick();
- /** Called on successful lookup
- * @param result Result string
- * @param ttl Time to live for result
- * @param cached True if the result was found in the cache
+ /** Send a protocol event to the user, consisting of one or more messages.
+ * @param protoev Event to send, may contain any number of messages.
*/
- void OnLookupComplete(const std::string &result, unsigned int ttl, bool cached);
+ void Send(ClientProtocol::Event& protoev);
- /** Called on failed lookup
- * @param e Error code
- * @param errormessage Error message string
+ /** Send a single message to the user.
+ * @param protoevprov Protocol event provider.
+ * @param msg Message to send.
*/
- void OnError(ResolverError e, const std::string &errormessage);
+ void Send(ClientProtocol::EventProvider& protoevprov, ClientProtocol::Message& msg);
+
+ /** @copydoc Serializable::Deserialize */
+ bool Deserialize(Data& data) CXX11_OVERRIDE;
+
+ /** @copydoc Serializable::Deserialize */
+ bool Serialize(Serializable::Data& data) CXX11_OVERRIDE;
};
-#endif
+class RemoteUser : public User
+{
+ public:
+ RemoteUser(const std::string& uid, Server* srv) : User(uid, srv, USERTYPE_REMOTE)
+ {
+ }
+};
+
+class CoreExport FakeUser : public User
+{
+ public:
+ FakeUser(const std::string& uid, Server* srv)
+ : User(uid, srv, USERTYPE_SERVER)
+ {
+ nick = srv->GetName();
+ }
+
+ FakeUser(const std::string& uid, const std::string& sname, const std::string& sdesc)
+ : User(uid, new Server(uid, sname, sdesc), USERTYPE_SERVER)
+ {
+ nick = sname;
+ }
+
+ CullResult cull() CXX11_OVERRIDE;
+ const std::string& GetFullHost() CXX11_OVERRIDE;
+ const std::string& GetFullRealHost() CXX11_OVERRIDE;
+};
+
+/* Faster than dynamic_cast */
+/** Is a local user */
+inline LocalUser* IS_LOCAL(User* u)
+{
+ return (u != NULL && u->usertype == USERTYPE_LOCAL) ? static_cast<LocalUser*>(u) : NULL;
+}
+/** Is a remote user */
+inline RemoteUser* IS_REMOTE(User* u)
+{
+ return (u != NULL && u->usertype == USERTYPE_REMOTE) ? static_cast<RemoteUser*>(u) : NULL;
+}
+/** Is a server fakeuser */
+inline FakeUser* IS_SERVER(User* u)
+{
+ return (u != NULL && u->usertype == USERTYPE_SERVER) ? static_cast<FakeUser*>(u) : NULL;
+}
+
+inline bool User::IsModeSet(const ModeHandler* mh) const
+{
+ return ((mh->GetId() != ModeParser::MODEID_MAX) && (modes[mh->GetId()]));
+}
+
+inline bool User::IsModeSet(UserModeReference& moderef) const
+{
+ if (!moderef)
+ return false;
+ return IsModeSet(*moderef);
+}
+
+inline void User::SetMode(ModeHandler* mh, bool value)
+{
+ if (mh && mh->GetId() != ModeParser::MODEID_MAX)
+ modes[mh->GetId()] = value;
+}
projects / user / henk / code / inspircd.git / blobdiff