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root/svn/ircd-hybrid/trunk/include/conf.h
Revision: 1628
Committed: Thu Nov 1 21:08:56 2012 UTC (11 years, 4 months ago) by michael
Content type: text/x-chdr
File size: 15189 byte(s)
Log Message:
- flesh out new *line database handling
- simplify temporary bans

File Contents

# Content
1 /*
2 * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3 * conf.h: A header for the configuration functions.
4 *
5 * Copyright (C) 2005 by the past and present ircd coders, and others.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20 * USA
21 *
22 * $Id$
23 */
24
25 #ifndef INCLUDED_s_conf_h
26 #define INCLUDED_s_conf_h
27 #include "config.h"
28 #ifdef HAVE_LIBCRYPTO
29 #include <openssl/rsa.h>
30 #endif
31 #include "ircd_defs.h"
32 #include "motd.h" /* MessageFile */
33 #include "client.h"
34 #include "hook.h"
35
36
37 struct Client;
38
39 extern struct Callback *client_check_cb;
40
41 struct conf_parser_context
42 {
43 unsigned int boot;
44 unsigned int pass;
45 FILE *conf_file;
46 };
47
48 extern struct conf_parser_context conf_parser_ctx;
49
50 typedef enum
51 {
52 CONF_TYPE,
53 CLASS_TYPE,
54 OPER_TYPE,
55 CLIENT_TYPE,
56 SERVER_TYPE,
57 HUB_TYPE,
58 LEAF_TYPE,
59 KLINE_TYPE,
60 DLINE_TYPE,
61 EXEMPTDLINE_TYPE,
62 CLUSTER_TYPE,
63 RKLINE_TYPE,
64 RXLINE_TYPE,
65 XLINE_TYPE,
66 ULINE_TYPE,
67 GLINE_TYPE,
68 CRESV_TYPE,
69 NRESV_TYPE,
70 SERVICE_TYPE
71 } ConfType;
72
73 struct split_nuh_item
74 {
75 dlink_node node;
76
77 char *nuhmask;
78 char *nickptr;
79 char *userptr;
80 char *hostptr;
81
82 size_t nicksize;
83 size_t usersize;
84 size_t hostsize;
85 };
86
87 struct ConfItem
88 {
89 dlink_node node; /* link into known ConfItems of this type */
90
91 char *name; /* Primary key */
92 void *regexpname;
93 unsigned int flags;
94 ConfType type;
95 };
96
97 /*
98 * MatchItem - used for XLINE and ULINE types
99 */
100 struct MatchItem
101 {
102 char *user; /* Used for ULINE only */
103 char *host; /* Used for ULINE only */
104 char *reason;
105 char *oper_reason;
106 int action; /* used for uline */
107 int count; /* How many times this matchitem has been matched */
108 int ref_count; /* How many times is this matchitem in use */
109 int illegal; /* Should it be deleted when possible? */
110 unsigned int flags;
111 time_t hold; /* Hold action until this time (calendar time) */
112 time_t setat;
113 };
114
115 struct AccessItem
116 {
117 dlink_node node;
118 unsigned int dns_failed;
119 unsigned int dns_pending;
120 unsigned int status; /* If CONF_ILLEGAL, delete when no clients */
121 unsigned int flags;
122 unsigned int modes;
123 unsigned int port;
124 int clients; /* Number of *LOCAL* clients using this */
125 int bits;
126 int type;
127 struct irc_ssaddr bind; /* ip to bind to for outgoing connect */
128 struct irc_ssaddr addr; /* ip to connect to */
129 char * host; /* host part of user@host */
130 char * passwd;
131 char * spasswd; /* Password to send. */
132 char * reason;
133 char * user; /* user part of user@host */
134 time_t hold; /* Hold action until this time (calendar time) */
135 time_t setat;
136 struct ConfItem *class_ptr; /* Class of connection */
137 int aftype;
138 #ifdef HAVE_LIBCRYPTO
139 /* certs */
140 char *cipher_list;
141 char * rsa_public_key_file;
142 RSA * rsa_public_key;
143 #endif
144 void *regexuser;
145 void *regexhost;
146 dlink_list leaf_list;
147 dlink_list hub_list;
148 };
149
150 struct ClassItem
151 {
152 dlink_list list_ipv4; /* base of per cidr ipv4 client link list */
153 dlink_list list_ipv6; /* base of per cidr ipv6 client link list */
154 unsigned int max_sendq;
155 unsigned int max_recvq;
156 int con_freq;
157 int ping_freq;
158 int ping_warning;
159 int max_total;
160 int max_local;
161 int max_global;
162 int max_ident;
163 int max_perip;
164 int curr_user_count;
165 int cidr_bitlen_ipv4;
166 int cidr_bitlen_ipv6;
167 int number_per_cidr;
168 int active;
169 };
170
171 struct CidrItem
172 {
173 dlink_node node;
174 struct irc_ssaddr mask;
175 int number_on_this_cidr;
176 };
177
178
179 #define CONF_ILLEGAL 0x80000000
180 #define CONF_RESERVED 0x00000001
181 #define CONF_CLIENT 0x00000002
182 #define CONF_SERVER 0x00000004
183 #define CONF_OPERATOR 0x00000008
184 #define CONF_KLINE 0x00000010
185 #define CONF_CLASS 0x00000020
186 #define CONF_DLINE 0x00000040
187 #define CONF_XLINE 0x00000080
188 #define CONF_ULINE 0x00000100
189 #define CONF_EXEMPTDLINE 0x00000200
190 #define CONF_GLINE 0x00000400
191 #define CONF_SERVICE 0x00000800
192
193 #define CONF_SERVER_MASK CONF_SERVER
194 #define CONF_CLIENT_MASK (CONF_CLIENT | CONF_OPERATOR | CONF_SERVER_MASK)
195
196 /* XXX temporary hack */
197 #define CONF_CRESV 0x80000001
198 #define CONF_NRESV 0x80000002
199
200 #define IsConfIllegal(x) ((x)->status & CONF_ILLEGAL)
201 #define SetConfIllegal(x) ((x)->status |= CONF_ILLEGAL)
202 #define IsConfServer(x) ((x)->status == CONF_SERVER)
203 #define SetConfServer(x) ((x)->status = CONF_SERVER)
204 #define IsConfOperator(x) ((x)->status & CONF_OPERATOR)
205 #define IsConfKill(x) ((x)->status == CONF_KLINE)
206 #define IsConfClient(x) ((x)->status & CONF_CLIENT)
207 #define IsConfUline(x) ((x)->status & CONF_ULINE)
208 #define IsConfXline(x) ((x)->status & CONF_XLINE)
209 #define IsConfGline(x) ((x)->status == CONF_GLINE)
210
211 /* AccessItem->flags */
212
213 /* Generic flags... */
214 /* access flags... */
215 #define CONF_FLAGS_DO_IDENTD 0x00000001
216 #define CONF_FLAGS_LIMIT_IP 0x00000002
217 #define CONF_FLAGS_NO_TILDE 0x00000004
218 #define CONF_FLAGS_NEED_IDENTD 0x00000008
219 #define CONF_FLAGS_NOMATCH_IP 0x00000010
220 #define CONF_FLAGS_EXEMPTKLINE 0x00000020
221 #define CONF_FLAGS_NOLIMIT 0x00000040
222 #define CONF_FLAGS_SPOOF_IP 0x00000080
223 #define CONF_FLAGS_SPOOF_NOTICE 0x00000100
224 #define CONF_FLAGS_REDIR 0x00000200
225 #define CONF_FLAGS_EXEMPTGLINE 0x00000400
226 #define CONF_FLAGS_CAN_FLOOD 0x00000800
227 #define CONF_FLAGS_NEED_PASSWORD 0x00001000
228 /* server flags */
229 #define CONF_FLAGS_ALLOW_AUTO_CONN 0x00002000
230 #define CONF_FLAGS_ENCRYPTED 0x00004000
231 #define CONF_FLAGS_IN_DATABASE 0x00008000
232 #define CONF_FLAGS_EXEMPTRESV 0x00010000
233 #define CONF_FLAGS_SSL 0x00020000
234 #define CONF_FLAGS_MAINCONF 0x00040000
235
236 /* Macros for struct AccessItem */
237 #define IsLimitIp(x) ((x)->flags & CONF_FLAGS_LIMIT_IP)
238 #define IsNoTilde(x) ((x)->flags & CONF_FLAGS_NO_TILDE)
239 #define IsConfCanFlood(x) ((x)->flags & CONF_FLAGS_CAN_FLOOD)
240 #define IsNeedPassword(x) ((x)->flags & CONF_FLAGS_NEED_PASSWORD)
241 #define IsNeedIdentd(x) ((x)->flags & CONF_FLAGS_NEED_IDENTD)
242 #define IsNoMatchIp(x) ((x)->flags & CONF_FLAGS_NOMATCH_IP)
243 #define IsConfExemptKline(x) ((x)->flags & CONF_FLAGS_EXEMPTKLINE)
244 #define IsConfExemptLimits(x) ((x)->flags & CONF_FLAGS_NOLIMIT)
245 #define IsConfExemptGline(x) ((x)->flags & CONF_FLAGS_EXEMPTGLINE)
246 #define IsConfExemptResv(x) ((x)->flags & CONF_FLAGS_EXEMPTRESV)
247 #define IsConfDoIdentd(x) ((x)->flags & CONF_FLAGS_DO_IDENTD)
248 #define IsConfDoSpoofIp(x) ((x)->flags & CONF_FLAGS_SPOOF_IP)
249 #define IsConfSpoofNotice(x) ((x)->flags & CONF_FLAGS_SPOOF_NOTICE)
250 #define IsConfEncrypted(x) ((x)->flags & CONF_FLAGS_ENCRYPTED)
251 #define SetConfEncrypted(x) ((x)->flags |= CONF_FLAGS_ENCRYPTED)
252 #define ClearConfEncrypted(x) ((x)->flags &= ~CONF_FLAGS_ENCRYPTED)
253 #define IsConfAllowAutoConn(x) ((x)->flags & CONF_FLAGS_ALLOW_AUTO_CONN)
254 #define SetConfAllowAutoConn(x) ((x)->flags |= CONF_FLAGS_ALLOW_AUTO_CONN)
255 #define ClearConfAllowAutoConn(x) ((x)->flags &= ~CONF_FLAGS_ALLOW_AUTO_CONN)
256 #define IsConfRedir(x) ((x)->flags & CONF_FLAGS_REDIR)
257 #define IsConfSSL(x) ((x)->flags & CONF_FLAGS_SSL)
258 #define SetConfSSL(x) ((x)->flags |= CONF_FLAGS_SSL)
259 #define ClearConfSSL(x) ((x)->flags &= ~CONF_FLAGS_SSL)
260 #define IsConfDatabase(x) ((x)->flags & CONF_FLAGS_IN_DATABASE)
261 #define SetConfDatabase(x) ((x)->flags |= CONF_FLAGS_IN_DATABASE)
262
263
264 /* shared/cluster server entry types
265 * These defines are used for both shared and cluster.
266 */
267 #define SHARED_KLINE 0x0001
268 #define SHARED_UNKLINE 0x0002
269 #define SHARED_XLINE 0x0004
270 #define SHARED_UNXLINE 0x0008
271 #define SHARED_RESV 0x0010
272 #define SHARED_UNRESV 0x0020
273 #define SHARED_LOCOPS 0x0040
274 #define SHARED_DLINE 0x0080
275 #define SHARED_UNDLINE 0x0100
276 #define SHARED_ALL (SHARED_KLINE | SHARED_UNKLINE |\
277 SHARED_XLINE | SHARED_UNXLINE |\
278 SHARED_RESV | SHARED_UNRESV |\
279 SHARED_LOCOPS | SHARED_DLINE | SHARED_UNDLINE)
280
281 struct config_file_entry
282 {
283 const char *dpath; /* DPATH if set from command line */
284 const char *configfile;
285 const char *klinefile;
286 const char *xlinefile;
287 const char *dlinefile;
288 const char *cresvfile;
289 const char *nresvfile;
290
291 char *egdpool_path;
292 char *service_name;
293
294 MessageFile motd;
295 MessageFile linksfile;
296
297 int gline_min_cidr;
298 int gline_min_cidr6;
299 int dots_in_ident;
300 int failed_oper_notice;
301 int anti_spam_exit_message_time;
302 unsigned int max_accept;
303 unsigned int max_watch;
304 int max_nick_time;
305 unsigned int max_nick_changes;
306 int ts_max_delta;
307 int ts_warn_delta;
308 int anti_nick_flood;
309 int warn_no_nline;
310 int invisible_on_connect;
311 int stats_e_disabled;
312 int stats_o_oper_only;
313 int stats_k_oper_only;
314 int stats_i_oper_only;
315 int stats_P_oper_only;
316 int short_motd;
317 int no_oper_flood;
318 int true_no_oper_flood;
319 int oper_pass_resv;
320 int glines;
321 int hide_spoof_ips;
322 int tkline_expire_notices;
323 int opers_bypass_callerid;
324 int ignore_bogus_ts;
325 int pace_wait;
326 int pace_wait_simple;
327 int gline_time;
328 int gline_request_time;
329 int oper_only_umodes;
330 int oper_umodes;
331 int max_targets;
332 int caller_id_wait;
333 int min_nonwildcard;
334 int min_nonwildcard_simple;
335 int kill_chase_time_limit;
336 int default_floodcount;
337 /* 0 == don't use throttle... */
338 int throttle_time;
339 int use_egd;
340 int ping_cookie;
341 int disable_auth;
342 int disable_remote;
343 };
344
345 struct config_channel_entry
346 {
347 int disable_fake_channels;
348 int restrict_channels;
349 int knock_delay;
350 int knock_delay_channel;
351 unsigned int max_bans;
352 unsigned int max_chans_per_user;
353 unsigned int max_chans_per_oper;
354 int no_create_on_split;
355 int no_join_on_split;
356 int quiet_on_ban;
357 int default_split_server_count;
358 int default_split_user_count;
359 };
360
361 struct config_server_hide
362 {
363 char *hidden_name;
364 int flatten_links;
365 int hide_servers;
366 int links_delay;
367 int links_disabled;
368 int hidden;
369 int hide_server_ips;
370 };
371
372 struct server_info
373 {
374 char *sid;
375 char *name;
376 char *description;
377 char *network_name;
378 char *network_desc;
379 #ifdef HAVE_LIBCRYPTO
380 char *rsa_private_key_file;
381 RSA *rsa_private_key;
382 SSL_CTX *server_ctx;
383 SSL_CTX *client_ctx;
384 #endif
385 int hub;
386 struct irc_ssaddr ip;
387 struct irc_ssaddr ip6;
388 unsigned int max_clients;
389 int specific_ipv4_vhost;
390 int specific_ipv6_vhost;
391 struct sockaddr_in dns_host;
392 int can_use_v6;
393 };
394
395 struct admin_info
396 {
397 char *name;
398 char *description;
399 char *email;
400 };
401
402 struct logging_entry
403 {
404 unsigned int use_logging;
405 };
406
407 extern dlink_list class_items;
408 extern dlink_list server_items;
409 extern dlink_list cluster_items;
410 extern dlink_list hub_items;
411 extern dlink_list xconf_items;
412 extern dlink_list rxconf_items;
413 extern dlink_list rkconf_items;
414 extern dlink_list leaf_items;
415 extern dlink_list service_items;
416 extern struct logging_entry ConfigLoggingEntry;
417 extern struct config_file_entry ConfigFileEntry;/* defined in ircd.c*/
418 extern struct config_channel_entry ConfigChannel;/* defined in channel.c*/
419 extern struct config_server_hide ConfigServerHide; /* defined in s_conf.c */
420 extern struct server_info ServerInfo; /* defined in ircd.c */
421 extern struct admin_info AdminInfo; /* defined in ircd.c */
422 extern int valid_wild_card(struct Client *, int, int, ...);
423 /* End GLOBAL section */
424
425 extern unsigned int get_sendq(struct Client *);
426 extern unsigned int get_recvq(struct Client *);
427 extern const char *get_client_class(struct Client *);
428 extern int get_client_ping(struct Client *, int *);
429 extern void check_class(void);
430 extern void init_class(void);
431 extern struct ConfItem *find_class(const char *);
432 extern void init_ip_hash_table(void);
433 extern void count_ip_hash(unsigned int *, uint64_t *);
434 extern void remove_one_ip(struct irc_ssaddr *);
435 extern struct ConfItem *make_conf_item(ConfType type);
436 extern void free_access_item(struct AccessItem *);
437 extern void read_conf_files(int);
438 extern int attach_conf(struct Client *, struct ConfItem *);
439 extern int attach_connect_block(struct Client *, const char *, const char *);
440
441 extern int detach_conf(struct Client *, ConfType);
442
443 extern struct ConfItem *find_conf_name(dlink_list *, const char *, ConfType);
444 extern struct ConfItem *find_conf_exact(ConfType, const char *, const char *, const char *);
445 extern struct AccessItem *find_kill(struct Client *);
446 extern struct AccessItem *find_gline(struct Client *);
447 extern int conf_connect_allowed(struct irc_ssaddr *, int);
448 extern char *oper_privs_as_string(const unsigned int);
449 extern void split_nuh(struct split_nuh_item *);
450 extern struct ConfItem *find_matching_name_conf(ConfType, const char *,
451 const char *, const char *, int);
452 extern struct ConfItem *find_exact_name_conf(ConfType, const struct Client *, const char *,
453 const char *, const char *);
454 extern void delete_conf_item(struct ConfItem *);
455 extern void report_confitem_types(struct Client *, ConfType);
456 extern void yyerror(const char *);
457 extern void cleanup_tklines(void *);
458 extern int rehash(int);
459 extern int conf_add_server(struct ConfItem *, const char *);
460 extern void conf_add_class_to_conf(struct ConfItem *, const char *);
461
462 extern const char *get_oper_name(const struct Client *);
463
464 extern void *map_to_conf(struct ConfItem *);
465 extern struct ConfItem *unmap_conf_item(void *);
466 /* XXX should the parse_aline stuff go into another file ?? */
467 #define AWILD 0x1 /* check wild cards */
468 extern int parse_aline(const char *, struct Client *, int, char **,
469 int, char **, char **, time_t *, char **, char **);
470 extern int valid_comment(struct Client *, char *, int);
471
472
473 #define TK_SECONDS 0
474 #define TK_MINUTES 1
475 extern time_t valid_tkline(const char *, int);
476 extern int match_conf_password(const char *, const struct AccessItem *);
477
478 #define NOT_AUTHORIZED (-1)
479 #define I_LINE_FULL (-2)
480 #define TOO_MANY (-3)
481 #define BANNED_CLIENT (-4)
482 #define TOO_FAST (-5)
483
484 #define CLEANUP_TKLINES_TIME 60
485
486 extern void cluster_a_line(struct Client *,
487 const char *, int, int, const char *,...);
488 extern void rebuild_cidr_class(struct ConfItem *, struct ClassItem *);
489 #endif /* INCLUDED_s_conf_h */

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