/*
* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
* s_conf.h: A header for the configuration functions.
*
* Copyright (C) 2005 by the past and present ircd coders, and others.
*
* 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 2 of the License, 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
* $Id: s_conf.h 671 2006-06-13 07:15:38Z michael $
*/
#ifndef INCLUDED_s_conf_h
#define INCLUDED_s_conf_h
#include "setup.h"
#ifdef HAVE_LIBCRYPTO
#include <openssl/rsa.h>
#endif
#include "fileio.h" /* FBFILE */
#include "ircd_defs.h"
#include "motd.h" /* MessageFile */
#include "client.h"
#include "hook.h"
#include "pcre.h"
struct Client;
struct DNSReply;
struct hostent;
extern FBFILE *conf_fbfile_in;
extern struct Callback *client_check_cb;
typedef enum
{
CONF_TYPE,
CLASS_TYPE,
OPER_TYPE,
CLIENT_TYPE,
SERVER_TYPE,
HUB_TYPE,
LEAF_TYPE,
KLINE_TYPE,
DLINE_TYPE,
EXEMPTDLINE_TYPE,
CLUSTER_TYPE,
RKLINE_TYPE,
RXLINE_TYPE,
XLINE_TYPE,
ULINE_TYPE,
GLINE_TYPE,
CRESV_TYPE,
NRESV_TYPE,
GDENY_TYPE
} ConfType;
struct split_nuh_item
{
dlink_node node;
char *nuhmask;
char *nickptr;
char *userptr;
char *hostptr;
size_t nicksize;
size_t usersize;
size_t hostsize;
};
struct ConfItem
{
char *name; /* Primary key */
pcre *regexpname;
dlink_node node; /* link into known ConfItems of this type */
unsigned int flags;
ConfType type;
};
/*
* MatchItem - used for XLINE and ULINE types
*/
struct MatchItem
{
char *user; /* Used for ULINE only */
char *host; /* Used for ULINE only */
char *reason;
char *oper_reason;
int action; /* used for uline */
int count; /* How many times this matchitem has been matched */
int ref_count; /* How many times is this matchitem in use */
int illegal; /* Should it be deleted when possible? */
time_t hold; /* Hold action until this time (calendar time) */
};
struct AccessItem
{
dlink_node node;
unsigned int status; /* If CONF_ILLEGAL, delete when no clients */
unsigned int flags;
unsigned int modes;
int clients; /* Number of *LOCAL* clients using this */
struct irc_ssaddr my_ipnum; /* ip to bind to for outgoing connect */
struct irc_ssaddr ipnum; /* ip to connect to */
char * host; /* host part of user@host */
char * passwd;
char * spasswd; /* Password to send. */
char * reason;
char * oper_reason;
char * user; /* user part of user@host */
int port;
char * fakename; /* Mask name */
time_t hold; /* Hold action until this time (calendar time) */
struct ConfItem *class_ptr; /* Class of connection */
struct DNSQuery* dns_query;
int aftype;
#ifdef HAVE_LIBCRYPTO
char * rsa_public_key_file;
RSA * rsa_public_key;
struct EncCapability *cipher_preference;
#endif
pcre *regexuser;
pcre *regexhost;
};
struct ClassItem
{
long max_sendq;
int con_freq;
int ping_freq;
int ping_warning;
int max_total;
int max_local;
int max_global;
int max_ident;
int max_perip;
int curr_user_count;
int cidr_bitlen_ipv4;
int cidr_bitlen_ipv6;
int number_per_cidr;
dlink_list list_ipv4; /* base of per cidr ipv4 client link list */
dlink_list list_ipv6; /* base of per cidr ipv6 client link list */
int active;
};
struct CidrItem
{
struct irc_ssaddr mask;
int number_on_this_cidr;
dlink_node node;
};
#define ConFreq(x) ((x)->con_freq)
#define PingFreq(x) ((x)->ping_freq)
#define PingWarning(x) ((x)->ping_warning)
#define MaxTotal(x) ((x)->max_total)
#define MaxGlobal(x) ((x)->max_global)
#define MaxLocal(x) ((x)->max_local)
#define MaxIdent(x) ((x)->max_ident)
#define MaxPerIp(x) ((x)->max_perip)
#define MaxSendq(x) ((x)->max_sendq)
#define CurrUserCount(x) ((x)->curr_user_count)
#define CidrBitlenIPV4(x) ((x)->cidr_bitlen_ipv4)
#define CidrBitlenIPV6(x) ((x)->cidr_bitlen_ipv6)
#define NumberPerCidr(x) ((x)->number_per_cidr)
#define ClassPtr(x) ((x)->class_ptr)
#define CONF_ILLEGAL 0x80000000
#define CONF_RESERVED 0x00000001
#define CONF_CLIENT 0x00000002
#define CONF_SERVER 0x00000004
#define CONF_OPERATOR 0x00000008
#define CONF_KILL 0x00000010
#define CONF_KLINE CONF_KILL
#define CONF_CLASS 0x00000020
#define CONF_LEAF 0x00000040
#define CONF_LISTEN_PORT 0x00000080
#define CONF_HUB 0x00000100
#define CONF_EXEMPTKLINE 0x00000200
#define CONF_NOLIMIT 0x00000400
#define CONF_DLINE 0x00000800
#define CONF_XLINE 0x00001000
#define CONF_ULINE 0x00002000
#define CONF_EXEMPTDLINE 0x00004000
#define CONF_GLINE 0x00008000
#define CONF_SERVER_MASK CONF_SERVER
#define CONF_CLIENT_MASK (CONF_CLIENT | CONF_OPERATOR | CONF_SERVER_MASK)
/* XXX temporary hack */
#define CONF_CRESV 0x80000001
#define CONF_NRESV 0x80000002
#define IsConfIllegal(x) ((x)->status & CONF_ILLEGAL)
#define SetConfIllegal(x) ((x)->status |= CONF_ILLEGAL)
#define IsConfServer(x) ((x)->status == CONF_SERVER)
#define SetConfServer(x) ((x)->status = CONF_SERVER)
#define IsConfOperator(x) ((x)->status & CONF_OPERATOR)
#define IsConfHub(x) ((x)->status == CONF_HUB)
#define SetConfHub(x) ((x)->status = CONF_HUB)
#define IsConfLeaf(x) ((x)->status == CONF_LEAF)
#define SetConfLeaf(x) ((x)->status = CONF_LEAF)
#define IsConfHubOrLeaf(x) ((x)->status & (CONF_HUB|CONF_LEAF))
#define IsConfKill(x) ((x)->status == CONF_KILL)
#define IsConfClient(x) ((x)->status & CONF_CLIENT)
#define IsConfTypeOfClient(x) ((x)->status & CONF_CLIENT_MASK)
#define IsConfUline(x) ((x)->status & CONF_ULINE)
#define IsConfXline(x) ((x)->status & CONF_XLINE)
#define IsConfGline(x) ((x)->status == CONF_GLINE)
/* AccessItem->flags */
/* Generic flags... */
/* access flags... */
#define CONF_FLAGS_DO_IDENTD 0x00000001
#define CONF_FLAGS_LIMIT_IP 0x00000002
#define CONF_FLAGS_NO_TILDE 0x00000004
#define CONF_FLAGS_NEED_IDENTD 0x00000008
/* 0x00000010 */
#define CONF_FLAGS_NOMATCH_IP 0x00000020
#define CONF_FLAGS_EXEMPTKLINE 0x00000040
#define CONF_FLAGS_NOLIMIT 0x00000080
#define CONF_FLAGS_IDLE_LINED 0x00000100
#define CONF_FLAGS_SPOOF_IP 0x00000200
#define CONF_FLAGS_SPOOF_NOTICE 0x00000400
#define CONF_FLAGS_REDIR 0x00000800
#define CONF_FLAGS_EXEMPTGLINE 0x00001000
#define CONF_FLAGS_RESTRICTED 0x00002000
#define CONF_FLAGS_CAN_FLOOD 0x00100000
#define CONF_FLAGS_NEED_PASSWORD 0x00200000
/* server flags */
#define CONF_FLAGS_ALLOW_AUTO_CONN 0x00004000
#define CONF_FLAGS_LAZY_LINK 0x00008000
#define CONF_FLAGS_ENCRYPTED 0x00010000
#define CONF_FLAGS_COMPRESSED 0x00020000
#define CONF_FLAGS_TEMPORARY 0x00040000
#define CONF_FLAGS_CRYPTLINK 0x00080000
#define CONF_FLAGS_BURST_AWAY 0x00400000
#define CONF_FLAGS_EXEMPTRESV 0x00800000
#define CONF_FLAGS_TOPICBURST 0x01000000
/* Macros for struct AccessItem */
#define IsLimitIp(x) ((x)->flags & CONF_FLAGS_LIMIT_IP)
#define IsNoTilde(x) ((x)->flags & CONF_FLAGS_NO_TILDE)
#define IsConfCanFlood(x) ((x)->flags & CONF_FLAGS_CAN_FLOOD)
#define IsNeedPassword(x) ((x)->flags & CONF_FLAGS_NEED_PASSWORD)
#define IsNeedIdentd(x) ((x)->flags & CONF_FLAGS_NEED_IDENTD)
#define IsNoMatchIp(x) ((x)->flags & CONF_FLAGS_NOMATCH_IP)
#define IsConfExemptKline(x) ((x)->flags & CONF_FLAGS_EXEMPTKLINE)
#define IsConfExemptLimits(x) ((x)->flags & CONF_FLAGS_NOLIMIT)
#define IsConfExemptGline(x) ((x)->flags & CONF_FLAGS_EXEMPTGLINE)
#define IsConfExemptResv(x) ((x)->flags & CONF_FLAGS_EXEMPTRESV)
#define IsConfIdlelined(x) ((x)->flags & CONF_FLAGS_IDLE_LINED)
#define IsConfDoIdentd(x) ((x)->flags & CONF_FLAGS_DO_IDENTD)
#define IsConfDoSpoofIp(x) ((x)->flags & CONF_FLAGS_SPOOF_IP)
#define IsConfSpoofNotice(x) ((x)->flags & CONF_FLAGS_SPOOF_NOTICE)
#define IsConfRestricted(x) ((x)->flags & CONF_FLAGS_RESTRICTED)
#define IsConfEncrypted(x) ((x)->flags & CONF_FLAGS_ENCRYPTED)
#define SetConfEncrypted(x) ((x)->flags |= CONF_FLAGS_ENCRYPTED)
#define ClearConfEncrypted(x) ((x)->flags &= ~CONF_FLAGS_ENCRYPTED)
#define IsConfCompressed(x) ((x)->flags & CONF_FLAGS_COMPRESSED)
#define SetConfCompressed(x) ((x)->flags |= CONF_FLAGS_COMPRESSED)
#define ClearConfCompressed(x) ((x)->flags &= ~CONF_FLAGS_COMPRESSED)
#define IsConfCryptLink(x) ((x)->flags & CONF_FLAGS_CRYPTLINK)
#define SetConfCryptLink(x) ((x)->flags |= CONF_FLAGS_CRYPTLINK)
#define ClearConfCryptLink(x) ((x)->flags &= ~CONF_FLAGS_CRYPTLINK)
#define IsConfLazyLink(x) ((x)->flags & CONF_FLAGS_LAZY_LINK)
#define SetConfLazyLink(x) ((x)->flags = CONF_FLAGS_LAZY_LINK)
#define ClearConfLazyLink(x) ((x)->flags &= ~CONF_FLAGS_LAZY_LINK)
#define IsConfAllowAutoConn(x) ((x)->flags & CONF_FLAGS_ALLOW_AUTO_CONN)
#define SetConfAllowAutoConn(x) ((x)->flags |= CONF_FLAGS_ALLOW_AUTO_CONN)
#define ClearConfAllowAutoConn(x) ((x)->flags &= ~CONF_FLAGS_ALLOW_AUTO_CONN)
#define IsConfTemporary(x) ((x)->flags & CONF_FLAGS_TEMPORARY)
#define SetConfTemporary(x) ((x)->flags |= CONF_FLAGS_TEMPORARY)
#define IsConfRedir(x) ((x)->flags & CONF_FLAGS_REDIR)
#define IsConfAwayBurst(x) ((x)->flags & CONF_FLAGS_BURST_AWAY)
#define SetConfAwayBurst(x) ((x)->flags |= CONF_FLAGS_BURST_AWAY)
#define ClearConfAwayBurst(x) ((x)->flags &= ~CONF_FLAGS_BURST_AWAY)
#define IsConfTopicBurst(x) ((x)->flags & CONF_FLAGS_TOPICBURST)
#define SetConfTopicBurst(x) ((x)->flags |= CONF_FLAGS_TOPICBURST)
#define ClearConfTopicBurst(x) ((x)->flags &= ~CONF_FLAGS_TOPICBURST)
/* shared/cluster server entry types
* These defines are used for both shared and cluster.
*/
#define SHARED_KLINE 0x0001
#define SHARED_TKLINE 0x0002
#define SHARED_UNKLINE 0x0004
#define SHARED_XLINE 0x0008
#define SHARED_TXLINE 0x0010
#define SHARED_UNXLINE 0x0020
#define SHARED_RESV 0x0040
#define SHARED_TRESV 0x0080
#define SHARED_UNRESV 0x0100
#define SHARED_LOCOPS 0x0200
#define SHARED_ALL (SHARED_KLINE | SHARED_TKLINE | SHARED_UNKLINE | \
SHARED_XLINE | SHARED_TXLINE | SHARED_UNXLINE | \
SHARED_RESV | SHARED_TRESV | SHARED_UNRESV |\
SHARED_LOCOPS)
/* gline acl entry actions */
#define GDENY_BLOCK 0x1
#define GDENY_REJECT 0x2
struct config_file_entry
{
const char *dpath; /* DPATH if set from command line */
const char *configfile;
const char *klinefile;
const char *xlinefile;
const char *rxlinefile;
const char *rklinefile;
const char *dlinefile;
const char *glinefile;
const char *cresvfile;
const char *nresvfile;
char *logpath;
char *operlog;
char *servlink_path;
char *egdpool_path;
MessageFile motd;
MessageFile opermotd;
MessageFile linksfile;
unsigned char compression_level;
int gline_min_cidr;
int gline_min_cidr6;
int dot_in_ip6_addr;
int dots_in_ident;
int failed_oper_notice;
int anti_spam_exit_message_time;
int max_accept;
int max_nick_time;
int max_nick_changes;
int ts_max_delta;
int ts_warn_delta;
int anti_nick_flood;
int kline_with_reason;
int warn_no_nline;
int invisible_on_connect;
int stats_e_disabled;
int stats_o_oper_only;
int stats_k_oper_only;
int stats_i_oper_only;
int stats_P_oper_only;
int short_motd;
int no_oper_flood;
int true_no_oper_flood;
int oper_pass_resv;
int glines;
int hide_spoof_ips;
int burst_away;
int use_whois_actually;
int tkline_expire_notices;
int opers_bypass_callerid;
int ignore_bogus_ts;
char *kline_reason;
int pace_wait;
int pace_wait_simple;
int gline_time;
int gline_logging;
int idletime;
int oper_only_umodes;
int oper_umodes;
int max_targets;
int caller_id_wait;
int min_nonwildcard;
int min_nonwildcard_simple;
int kill_chase_time_limit;
int default_floodcount;
int client_flood;
/* 0 == don't use throttle... */
int throttle_time;
int use_egd;
int ping_cookie;
int disable_auth;
int disable_remote;
#ifdef HAVE_LIBCRYPTO
struct EncCapability *default_cipher_preference;
#endif
};
struct config_channel_entry
{
int disable_fake_channels;
int restrict_channels;
int disable_local_channels;
int use_except;
int use_invex;
int use_knock;
int knock_delay;
int knock_delay_channel;
unsigned int max_bans;
unsigned int max_chans_per_user;
int no_create_on_split;
int no_join_on_split;
int quiet_on_ban;
int burst_topicwho;
int default_split_server_count;
int default_split_user_count;
};
struct config_server_hide
{
int flatten_links;
int hide_servers;
char *hidden_name;
int links_delay;
int links_disabled;
int hidden;
int disable_hidden;
int hide_server_ips;
};
struct server_info
{
char *name;
char *description;
char *network_name;
char *network_desc;
#ifdef HAVE_LIBCRYPTO
char *rsa_private_key_file;
RSA *rsa_private_key;
SSL_CTX *ctx;
#endif
char *sid;
int hub;
struct irc_ssaddr ip;
struct irc_ssaddr ip6;
int max_clients;
int specific_ipv4_vhost;
int specific_ipv6_vhost;
struct sockaddr_in dns_host;
int can_use_v6;
};
struct admin_info
{
char *name;
char *description;
char *email;
};
struct logging_entry
{
unsigned int use_logging;
char operlog[PATH_MAX + 1];
char userlog[PATH_MAX + 1];
char glinelog[PATH_MAX + 1];
char ioerrlog[PATH_MAX + 1];
char klinelog[PATH_MAX + 1];
char killlog[PATH_MAX + 1];
char operspylog[PATH_MAX + 1];
char failed_operlog[PATH_MAX + 1];
};
extern int ypass;
extern dlink_list class_items;
extern dlink_list server_items;
extern dlink_list cluster_items;
extern dlink_list hub_items;
extern dlink_list rxconf_items;
extern dlink_list rkconf_items;
extern dlink_list leaf_items;
extern dlink_list temporary_klines;
extern dlink_list temporary_dlines;
extern dlink_list temporary_glines;
extern dlink_list temporary_xlines;
extern dlink_list temporary_rxlines;
extern dlink_list temporary_rklines;
extern struct logging_entry ConfigLoggingEntry;
extern struct config_file_entry ConfigFileEntry;/* defined in ircd.c*/
extern struct config_channel_entry ConfigChannel;/* defined in channel.c*/
extern struct config_server_hide ConfigServerHide; /* defined in s_conf.c */
extern struct server_info ServerInfo; /* defined in ircd.c */
extern struct admin_info AdminInfo; /* defined in ircd.c */
extern int valid_wild_card(struct Client *, int, int, ...);
/* End GLOBAL section */
extern unsigned long get_sendq(struct Client *);
extern const char *get_client_class(struct Client *);
extern int get_client_ping(struct Client *, int *);
extern void check_class(void);
extern void init_class(void);
extern struct ConfItem *find_class(const char *);
extern void init_ip_hash_table(void);
extern void count_ip_hash(int *, unsigned long *);
extern void remove_one_ip(struct irc_ssaddr *);
extern struct ConfItem *make_conf_item(ConfType type);
extern void free_access_item(struct AccessItem *);
extern void read_conf_files(int);
extern int attach_conf(struct Client *, struct ConfItem *);
extern int attach_connect_block(struct Client *, const char *, const char *);
extern int detach_conf(struct Client *, ConfType);
extern struct ConfItem *find_conf_name(dlink_list *, const char *, ConfType);
extern struct ConfItem *find_conf_exact(ConfType, const char *, const char *, const char *);
extern struct AccessItem *find_kill(struct Client *);
extern struct AccessItem *find_gline(struct Client *);
extern int conf_connect_allowed(struct irc_ssaddr *, int);
extern char *oper_privs_as_string(const unsigned int);
extern void split_nuh(struct split_nuh_item *);
extern struct ConfItem *find_matching_name_conf(ConfType, const char *,
const char *, const char *, int);
extern struct ConfItem *find_exact_name_conf(ConfType, const char *,
const char *, const char *);
extern void delete_conf_item(struct ConfItem *);
extern void report_confitem_types(struct Client *, ConfType, int);
extern void yyerror(const char *);
extern int conf_yy_fatal_error(const char *);
extern int conf_fbgets(char *, unsigned int, FBFILE *);
extern void write_conf_line(struct Client *, struct ConfItem *,
const char *, time_t);
extern int remove_conf_line(ConfType, struct Client *, const char *,
const char *);
extern void add_temp_line(struct ConfItem *);
extern void cleanup_tklines(void *);
extern const char *get_conf_name(ConfType);
extern int rehash(int);
extern int conf_add_server(struct ConfItem *, const char *);
extern void conf_add_class_to_conf(struct ConfItem *, const char *);
extern void conf_add_d_conf(struct AccessItem *);
/* XXX consider moving these into csvlib.h */
extern void parse_csv_file(FBFILE *, ConfType);
extern char *get_oper_name(const struct Client *);
extern void *map_to_conf(struct ConfItem *);
extern struct ConfItem *unmap_conf_item(void *);
/* XXX should the parse_aline stuff go into another file ?? */
#define AWILD 0x1 /* check wild cards */
#define NOUSERLOOKUP 0x2 /* Don't lookup the user@host on /rkline nick */
extern int parse_aline(const char *, struct Client *, int, char **,
int, char **, char **, time_t *, char **, char **);
extern int valid_comment(struct Client *, char *, int);
/* XXX */
extern int yylex(void);
#define TK_SECONDS 0
#define TK_MINUTES 1
extern time_t valid_tkline(char *, int);
extern int match_conf_password(const char *, const struct AccessItem *);
#define NOT_AUTHORIZED (-1)
#define I_LINE_FULL (-2)
#define TOO_MANY (-3)
#define BANNED_CLIENT (-4)
#define TOO_FAST (-5)
#define CLEANUP_TKLINES_TIME 60
extern void cluster_a_line(struct Client *,
const char *, int, int, const char *,...);
extern void rebuild_cidr_class(struct ConfItem *, struct ClassItem *);
#endif /* INCLUDED_s_conf_h */
