/* * Unreal Internet Relay Chat Daemon, include/config.h * Copyright (C) 1990 Jarkko Oikarinen * * $Id$ * * This program 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; either version 1, or (at your option) * any later version. * * 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, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef __config_include__ #define __config_include__ #include "setup.h" /* IMPORTANT: * Under normal conditions, you should not have to edit this file. Run * the ./Config script in the root directory instead! * * Windows is not a normal condition, edit this file if you use it. :-) */ /* Additional flags to give FreeBSD's malloc, only play with this if you * know what you're doing. */ #define MALLOC_FLAGS_EXTRA "" /* I/O Engine: determine what method to use. * So, the way this works is we determine using the preprocessor * what polling backend to use for the eventloop. We prefer epoll, * followed by kqueue, followed by poll, and then finally select. * Kind of ugly, but it gets the job done. You can also fiddle with * this to determine what backend is used. */ #ifndef _WIN32 # ifdef HAVE_EPOLL # define BACKEND_EPOLL # else # ifdef HAVE_KQUEUE # define BACKEND_KQUEUE # else # ifdef HAVE_POLL # define BACKEND_POLL # else # define BACKEND_SELECT # endif # endif # endif #else # define BACKEND_SELECT #endif /* Define the ircd module suffix, should be .so on UNIX, and .dll on Windows. */ #ifndef _WIN32 # define MODULE_SUFFIX ".so" #else # define MODULE_SUFFIX ".dll" #endif /* Permit remote /rehash */ #define REMOTE_REHASH /* ** Freelinks garbage collector -Stskeeps ** ** GARBAGE_COLLECT_EVERY - how many seconds between every garbage collect ** HOW_MANY_FREELINKS_ALLOWED - how many freelinks allowed */ #ifndef GARBAGE_COLLECT_EVERY #define GARBAGE_COLLECT_EVERY 600 /* default: 600 (10 mins) */ #endif #define HOW_MANY_FREELINKS_ALLOWED 200 /* default: 200 */ /* * read/write are restarted after signals defining this 1, gets * siginterrupt call compiled, which attempts to remove this * behaviour (apollo sr10.1/bsd4.3 needs this) */ #ifdef APOLLO #define RESTARTING_SYSTEMCALLS #endif /* DEBUGMODE: This should only be used when tracing a problem. It creates * an insane amount of log output which can be very useful for debugging. * You should *NEVER* enable this setting on production servers. */ /* #undef DEBUGMODE */ /* * Full pathnames and defaults of irc system's support files. */ #define CPATH CONFDIR"/unrealircd.conf" /* server configuration file */ #define MPATH CONFDIR"/ircd.motd" /* server MOTD file */ #define SMPATH CONFDIR"/ircd.smotd" /* short MOTD file */ #define RPATH CONFDIR"/ircd.rules" /* server rules file */ #define OPATH CONFDIR"/oper.motd" /* Operators MOTD file */ #define LPATH LOGDIR"/debug.log" /* Where the debug file lives, if DEBUGMODE */ #define VPATH CONFDIR"/ircd.svsmotd" /* Services MOTD append. */ #define BPATH CONFDIR"/bot.motd" /* Bot MOTD */ #define IRCDTUNE PERMDATADIR"/ircd.tune" /* tuning .. */ /** FAKELAG_CONFIGURABLE makes it possible to make certain classes exempted * from 'fake lag' (that is, the artificial delay that is added by the ircd * to prevent flooding, which causes the messages/commands of the user to * slow down). Naturally, incorrect use of this feature can cause SEVERE * issues, in fact it can easily bring your whole IRCd down if one of the * users with class::options::nofakelag does a good flood at full speed. * Hence, this is disabled by default, and you need to explicitly enable it * here IF YOU KNOW WHAT YOU ARE DOING. People complaining their ircd * ""crashed"" because of this setting will be shot. * Common usage for this are: a trusted bot ran by an IRCOp, that you only * want to give "flood access" and nothing else, and other such things. */ #define FAKELAG_CONFIGURABLE /* The default value for class::sendq */ #define DEFAULT_SENDQ 3000000 /* The default value for class::recvq */ #define DEFAULT_RECVQ 8000 /* You can define the nickname of NickServ here (usually "NickServ"). * This is ONLY used for the ""infamous IDENTIFY feature"", which is: * whenever a user connects with a server password but there isn't * a server password set, the password is sent to NickServ in an * 'IDENTIFY ' message. */ #define NickServ "NickServ" /* STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP */ /* You shouldn't change anything below this line, unless absolutely needed. */ /* * Maximum number of network connections your server will allow. * On *NIX this is configured via ./Config so don't set it here. * The setting below is the Windows (default) setting and isn't actually * the maximum number of network connections but the highest FD (File * Descriptor) that we can deal with. * * 2004-10-13: 1024 -> 4096 */ #ifdef _WIN32 #define MAXCONNECTIONS 10240 #else /* Non-Windows: */ #if (!defined(MAXCONNECTIONS_REQUEST) || (MAXCONNECTIONS_REQUEST < 1)) && \ (defined(HAVE_POLL) || defined(HAVE_EPOLL) || defined(HAVE_KQUEUE)) /* Have poll/epoll/kqueue and either no --with-maxconnections or * --with-maxconnections=0, either of which indicates 'automatic' mode. * At the time of writing we will try a limit of 16384. * It will automatically be lowered at boottime if we can only use * 4096, 2048 or 1024. No problem. */ #define MAXCONNECTIONS 16384 #elif defined(MAXCONNECTIONS_REQUEST) && (MAXCONNECTIONS_REQUEST >= 1) /* --with-maxconnections=something */ #define MAXCONNECTIONS MAXCONNECTIONS_REQUEST #else /* Automatic mode, but we only have select(). Bummer... */ #define MAXCONNECTIONS 1024 #endif #endif /* Number of file descriptors reserved for non-incoming-clients. * One of which may be used by auth, the rest are really reserved. * They can be used for outgoing server links, listeners, logging, etc. */ #if MAXCONNECTIONS > 1024 #define CLIENTS_RESERVE 8 #else #define CLIENTS_RESERVE 4 #endif /* * this defines the length of the nickname history. each time a user changes * nickname or signs off, their old nickname is added to the top of the list. * The following sizes are recommended: * 8MB or less core memory : 500 (at least 1/4 of max users) * 8MB-16MB core memory : 500-750 (1/4 -> 1/2 of max users) * 16MB-32MB core memory : 750-1000 (1/2 -> 3/4 of max users) * 32MB or more core memory : 1000+ (> 3/4 of max users) * where max users is the expected maximum number of users. * (100 nicks/users ~ 25k) * NOTE: this is directly related to the amount of memory ircd will use whilst * resident and running - it hardly ever gets swapped to disk! You can * ignore these recommendations- they only are meant to serve as a guide * NOTE: But the *Minimum* ammount should be 100, in order to make nick * chasing possible for mode and kick. */ #ifndef NICKNAMEHISTORYLENGTH #define NICKNAMEHISTORYLENGTH 2000 #endif /* * Maximum delay for socket loop (in miliseconds, so 1000 = 1 second). * This means any other events and such may be delayed up to this value * when there is no socket data waiting for us (no clients sending anything). * Was 2000ms in 3.2.x, 1000ms for versions below 3.4-alpha4. * 500ms in UnrealIRCd 4 (?) * 250ms in UnrealIRCd 5 and UnrealIRCd 6. */ #define SOCKETLOOP_MAX_DELAY 250 /* After how much time should we timeout downloads: * DOWNLOAD_CONNECT_TIMEOUT: for the DNS and connect() / TLS_connect() call * DOWNLOAD_TRANSFER_TIMEOUT: for the complete transfer (including connect) * This can't be in the configuration file, as we need it while * fetching the configuration file.. ;) */ #define DOWNLOAD_CONNECT_TIMEOUT 15 #define DOWNLOAD_TRANSFER_TIMEOUT 45 /* Maximum number of HTTP redirects to follow. * Keep this reasonably low, as this may delay booting up to * DOWNLOAD_TRANSFER_TIMEOUT * DOWNLOAD_MAX_REDIRECTS */ #define DOWNLOAD_MAX_REDIRECTS 2 /* * Max time from the nickname change that still causes KILL * automaticly to switch for the current nick of that user. (seconds) */ #define KILLCHASETIMELIMIT 30 /* Detect slow spamfilters? This requires a little more cpu time when processing * any spamfilter (like on text/connect/..) but will save you from slowing down * your IRCd to a near-halt (well, in most cases.. there are still cases like when * it goes into a loop that it will still stall completely... forever..). * This is kinda experimental, and requires getrusage. */ #ifndef _WIN32 #define SPAMFILTER_DETECTSLOW #endif /* Maximum number of ModData objects that may be attached to an object */ /* UnrealIRCd 4.0.0 - 4.0.13: 8, 8, 4, 4 * UnrealIRCd 4.0.14+ : 12, 8, 4, 4 * UnrealIRCd 5.0.0 : 12, 8, 8, 4, 4, 500, 500 * UnrealIRCd 6.0.0 : 24, 12, 8, 4, 4, 500, 500 */ #define MODDATA_MAX_CLIENT 24 #define MODDATA_MAX_LOCAL_CLIENT 12 #define MODDATA_MAX_CHANNEL 8 #define MODDATA_MAX_MEMBER 4 #define MODDATA_MAX_MEMBERSHIP 4 #define MODDATA_MAX_LOCAL_VARIABLE 500 #define MODDATA_MAX_GLOBAL_VARIABLE 500 /** Size of the member modes buffer, so can be max this-1 modes * assigned to an individual user (and thus max prefixes as well). * The default is 8, so 7 max modes, and is a bit tight. * It allows for vhoaq (5) and then 2 additional ones from 3rd * party modules. */ #define MEMBERMODESLEN 8 /* If EXPERIMENTAL is #define'd then all users will receive a notice about * this when they connect, along with a pointer to bugs.unrealircd.org where * they can report any problems. This is mainly to help UnrealIRCd development. */ #undef EXPERIMENTAL /* Default TLS cipherlist (except for TLS1.3, see further down). * This can be changed via set::ssl::options::ciphers in the config file. */ #define UNREALIRCD_DEFAULT_CIPHERS "TLS13-CHACHA20-POLY1305-SHA256 TLS13-AES-256-GCM-SHA384 TLS13-AES-128-GCM-SHA256 EECDH+CHACHA20 EECDH+AESGCM EECDH+AES AES256-GCM-SHA384 AES128-GCM-SHA256 AES256-SHA256 AES128-SHA256 AES256-SHA AES128-SHA" /* Default TLS 1.3 ciphersuites. * This can be changed via set::ssl::options::ciphersuites in the config file. */ #define UNREALIRCD_DEFAULT_CIPHERSUITES "TLS_CHACHA20_POLY1305_SHA256:TLS_AES_256_GCM_SHA384:TLS_AES_128_GCM_SHA256:TLS_AES_128_CCM_8_SHA256:TLS_AES_128_CCM_SHA256" /* Default TLS curves for ECDH(E) * This can be changed via set::ssl::options::ecdh-curve in the config file. * NOTE: This requires openssl 1.0.2 or newer, otherwise these defaults * are not applied, due to the missing openssl API call. */ #if OPENSSL_VERSION_NUMBER >= 0x10100000L #define UNREALIRCD_DEFAULT_ECDH_CURVES "X25519:secp521r1:secp384r1:prime256v1" #else #define UNREALIRCD_DEFAULT_ECDH_CURVES "secp521r1:secp384r1:prime256v1" #endif /* ------------------------- END CONFIGURATION SECTION -------------------- */ #define MOTD MPATH #define RULES RPATH #define MYNAME BINDIR "/unrealircd" #define CONFIGFILE CPATH #define IRCD_PIDFILE PIDFILE #ifdef DEBUGMODE #define LOGFILE LPATH #else #define LOGFILE "/dev/null" #endif #if defined(DEFAULT_RECVQ) # if (DEFAULT_RECVQ < 512) error DEFAULT_RECVQ needs redefining. # endif #else error DEFAULT_RECVQ undefined #endif #if (NICKNAMEHISTORYLENGTH < 100) # define NICKNAMEHISTORYLENGTH 100 #endif #if defined(__GNUC__) && defined(__GNUC_MINOR__) && \ ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) && \ !defined(__cplusplus) #define GCC_TYPECHECKING /* copied from cURL: */ #define _UNREAL_WARNING(id, message) \ static void __attribute__((__warning__(message))) \ __attribute__((__unused__)) __attribute__((__noinline__)) \ id(void) { __asm__(""); } #define _UNREAL_ERROR(id, message) \ static void __attribute__((__error__(message))) \ __attribute__((__unused__)) __attribute__((__noinline__)) \ id(void) { __asm__(""); } #endif #ifndef __has_feature #define __has_feature(x) 0 // Compatibility with non-clang compilers. #endif #ifndef __has_extension #define __has_extension __has_feature // Compatibility with pre-3.0 compilers. #endif #endif /* __config_include__ */