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root/svn/ircd-hybrid/trunk/include/conf.h
Revision: 3762
Committed: Sun Jun 1 19:35:16 2014 UTC (11 years, 2 months ago) by michael
Content type: text/x-chdr
File size: 12048 byte(s)
Log Message:
- Added INVITE flood protection/throttling as requested by Adam. This basically
  works similar as the KNOCK throttling algorithm.

File Contents

# Content
1 /*
2 * ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3 *
4 * Copyright (c) 1997-2014 ircd-hybrid development team
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19 * USA
20 */
21
22 /*! \file conf.h
23 * \brief A header for the configuration functions.
24 * \version $Id$
25 */
26
27 #ifndef INCLUDED_s_conf_h
28 #define INCLUDED_s_conf_h
29 #include "config.h"
30 #include "ircd_defs.h"
31 #include "client.h"
32 #include "conf_class.h"
33
34
35 #define CONF_NOREASON "<No reason supplied>"
36
37 #define IsConfOperator(x) ((x)->type == CONF_OPER)
38 #define IsConfKill(x) ((x)->type == CONF_KLINE)
39 #define IsConfClient(x) ((x)->type == CONF_CLIENT)
40 #define IsConfGline(x) ((x)->type == CONF_GLINE)
41
42 /* MaskItem->flags */
43 #define CONF_FLAGS_DO_IDENTD 0x00000001
44 #define CONF_FLAGS_NO_TILDE 0x00000004
45 #define CONF_FLAGS_NEED_IDENTD 0x00000008
46 #define CONF_FLAGS_EXEMPTKLINE 0x00000010
47 #define CONF_FLAGS_NOLIMIT 0x00000020
48 #define CONF_FLAGS_SPOOF_IP 0x00000040
49 #define CONF_FLAGS_SPOOF_NOTICE 0x00000080
50 #define CONF_FLAGS_REDIR 0x00000100
51 #define CONF_FLAGS_EXEMPTGLINE 0x00000200
52 #define CONF_FLAGS_CAN_FLOOD 0x00000400
53 #define CONF_FLAGS_NEED_PASSWORD 0x00000800
54 #define CONF_FLAGS_ALLOW_AUTO_CONN 0x00001000
55 #define CONF_FLAGS_ENCRYPTED 0x00002000
56 #define CONF_FLAGS_IN_DATABASE 0x00004000
57 #define CONF_FLAGS_EXEMPTRESV 0x00008000
58 #define CONF_FLAGS_SSL 0x00010000
59 #define CONF_FLAGS_WEBIRC 0x00020000
60
61 /* Macros for struct MaskItem */
62 #define IsConfWebIRC(x) ((x)->flags & CONF_FLAGS_WEBIRC)
63 #define IsNoTilde(x) ((x)->flags & CONF_FLAGS_NO_TILDE)
64 #define IsConfCanFlood(x) ((x)->flags & CONF_FLAGS_CAN_FLOOD)
65 #define IsNeedPassword(x) ((x)->flags & CONF_FLAGS_NEED_PASSWORD)
66 #define IsNeedIdentd(x) ((x)->flags & CONF_FLAGS_NEED_IDENTD)
67 #define IsConfExemptKline(x) ((x)->flags & CONF_FLAGS_EXEMPTKLINE)
68 #define IsConfExemptLimits(x) ((x)->flags & CONF_FLAGS_NOLIMIT)
69 #define IsConfExemptGline(x) ((x)->flags & CONF_FLAGS_EXEMPTGLINE)
70 #define IsConfExemptResv(x) ((x)->flags & CONF_FLAGS_EXEMPTRESV)
71 #define IsConfDoIdentd(x) ((x)->flags & CONF_FLAGS_DO_IDENTD)
72 #define IsConfDoSpoofIp(x) ((x)->flags & CONF_FLAGS_SPOOF_IP)
73 #define IsConfSpoofNotice(x) ((x)->flags & CONF_FLAGS_SPOOF_NOTICE)
74 #define IsConfAllowAutoConn(x) ((x)->flags & CONF_FLAGS_ALLOW_AUTO_CONN)
75 #define SetConfAllowAutoConn(x) ((x)->flags |= CONF_FLAGS_ALLOW_AUTO_CONN)
76 #define ClearConfAllowAutoConn(x) ((x)->flags &= ~CONF_FLAGS_ALLOW_AUTO_CONN)
77 #define IsConfRedir(x) ((x)->flags & CONF_FLAGS_REDIR)
78 #define IsConfSSL(x) ((x)->flags & CONF_FLAGS_SSL)
79 #define IsConfDatabase(x) ((x)->flags & CONF_FLAGS_IN_DATABASE)
80 #define SetConfDatabase(x) ((x)->flags |= CONF_FLAGS_IN_DATABASE)
81
82
83 /* shared/cluster server entry types
84 * These defines are used for both shared and cluster.
85 */
86 #define SHARED_KLINE 0x0001
87 #define SHARED_UNKLINE 0x0002
88 #define SHARED_XLINE 0x0004
89 #define SHARED_UNXLINE 0x0008
90 #define SHARED_RESV 0x0010
91 #define SHARED_UNRESV 0x0020
92 #define SHARED_LOCOPS 0x0040
93 #define SHARED_DLINE 0x0080
94 #define SHARED_UNDLINE 0x0100
95 #define SHARED_ALL (SHARED_KLINE | SHARED_UNKLINE |\
96 SHARED_XLINE | SHARED_UNXLINE |\
97 SHARED_RESV | SHARED_UNRESV |\
98 SHARED_LOCOPS | SHARED_DLINE | SHARED_UNDLINE)
99
100
101 enum maskitem_type
102 {
103 CONF_CLIENT = 1 << 0,
104 CONF_SERVER = 1 << 1,
105 CONF_KLINE = 1 << 2,
106 CONF_DLINE = 1 << 3,
107 CONF_EXEMPT = 1 << 4,
108 CONF_CLUSTER = 1 << 5,
109 CONF_XLINE = 1 << 6,
110 CONF_ULINE = 1 << 7,
111 CONF_GLINE = 1 << 8,
112 CONF_CRESV = 1 << 9,
113 CONF_NRESV = 1 << 10,
114 CONF_SERVICE = 1 << 11,
115 CONF_OPER = 1 << 12
116 };
117
118 enum
119 {
120 NOT_AUTHORIZED = -1,
121 I_LINE_FULL = -2,
122 TOO_MANY = -3,
123 BANNED_CLIENT = -4,
124 TOO_FAST = -5
125 };
126
127 struct conf_parser_context
128 {
129 unsigned int boot;
130 unsigned int pass;
131 FILE *conf_file;
132 };
133
134 struct split_nuh_item
135 {
136 dlink_node node;
137
138 char *nuhmask;
139 char *nickptr;
140 char *userptr;
141 char *hostptr;
142
143 size_t nicksize;
144 size_t usersize;
145 size_t hostsize;
146 };
147
148 struct MaskItem
149 {
150 dlink_node node;
151 dlink_list leaf_list;
152 dlink_list hub_list;
153 dlink_list exempt_list;
154 enum maskitem_type type;
155 unsigned int dns_failed;
156 unsigned int dns_pending;
157 unsigned int flags;
158 unsigned int modes;
159 unsigned int port;
160 unsigned int count;
161 unsigned int aftype;
162 unsigned int active;
163 unsigned int htype;
164 unsigned int ref_count; /* Number of *LOCAL* clients using this */
165 int bits;
166 time_t until; /* Hold action until this time (calendar time) */
167 time_t setat;
168 struct irc_ssaddr bind; /* ip to bind to for outgoing connect */
169 struct irc_ssaddr addr; /* ip to connect to */
170 struct ClassItem *class; /* Class of connection */
171 char *name;
172 char *user; /* user part of user@host */
173 char *host; /* host part of user@host */
174 char *passwd;
175 char *spasswd; /* Password to send. */
176 char *reason;
177 char *certfp;
178 char *cipher_list;
179 void *rsa_public_key;
180 };
181
182 struct exempt
183 {
184 dlink_node node;
185 char *name;
186 char *user;
187 char *host;
188 size_t len;
189 time_t when;
190 struct irc_ssaddr addr;
191 int bits;
192 int type;
193 int coid;
194 };
195
196 struct CidrItem
197 {
198 dlink_node node;
199 struct irc_ssaddr mask;
200 unsigned int number_on_this_cidr;
201 };
202
203 struct config_file_entry
204 {
205 const char *dpath; /* DPATH if set from command line */
206 const char *mpath;
207 const char *spath;
208 const char *configfile;
209 const char *klinefile;
210 const char *glinefile;
211 const char *xlinefile;
212 const char *dlinefile;
213 const char *resvfile;
214
215 char *egdpool_path;
216 char *service_name;
217
218 int gline_min_cidr;
219 int gline_min_cidr6;
220 int dots_in_ident;
221 int failed_oper_notice;
222 int anti_spam_exit_message_time;
223 unsigned int max_accept;
224 unsigned int max_watch;
225 int max_nick_time;
226 unsigned int max_nick_changes;
227 int ts_max_delta;
228 int ts_warn_delta;
229 int anti_nick_flood;
230 int warn_no_connect_block;
231 int invisible_on_connect;
232 int stats_e_disabled;
233 int stats_o_oper_only;
234 int stats_k_oper_only;
235 int stats_i_oper_only;
236 int stats_P_oper_only;
237 int stats_u_oper_only;
238 int short_motd;
239 int no_oper_flood;
240 int true_no_oper_flood;
241 int oper_pass_resv;
242 int glines;
243 int hide_spoof_ips;
244 int tkline_expire_notices;
245 int opers_bypass_callerid;
246 int ignore_bogus_ts;
247 int pace_wait;
248 int pace_wait_simple;
249 int gline_time;
250 int gline_request_time;
251 unsigned int oper_only_umodes;
252 unsigned int oper_umodes;
253 unsigned int max_targets;
254 int caller_id_wait;
255 int min_nonwildcard;
256 int min_nonwildcard_simple;
257 int kill_chase_time_limit;
258 int default_floodcount;
259 /* 0 == don't use throttle... */
260 int throttle_time;
261 int use_egd;
262 int ping_cookie;
263 int disable_auth;
264 int cycle_on_host_change;
265 };
266
267 struct config_channel_entry
268 {
269 int disable_fake_channels;
270 int invite_delay;
271 int invite_delay_channel;
272 int knock_delay;
273 int knock_delay_channel;
274 unsigned int max_bans;
275 unsigned int max_chans_per_user;
276 unsigned int max_chans_per_oper;
277 int no_create_on_split;
278 int no_join_on_split;
279 int default_split_server_count;
280 int default_split_user_count;
281 };
282
283 struct config_server_hide
284 {
285 char *hidden_name;
286 int flatten_links;
287 int disable_remote_commands;
288 int hide_servers;
289 int hide_services;
290 int links_delay;
291 int links_disabled;
292 int hidden;
293 int hide_server_ips;
294 };
295
296 struct server_info
297 {
298 char *sid;
299 char *name;
300 char *description;
301 char *network_name;
302 char *network_desc;
303 char *rsa_private_key_file;
304 void *rsa_private_key;
305 void *server_ctx;
306 void *client_ctx;
307 int hub;
308 struct irc_ssaddr ip;
309 struct irc_ssaddr ip6;
310 unsigned int max_clients;
311 unsigned int max_nick_length;
312 unsigned int max_topic_length;
313 int specific_ipv4_vhost;
314 int specific_ipv6_vhost;
315 struct sockaddr_in dns_host;
316 int can_use_v6;
317 };
318
319 struct admin_info
320 {
321 char *name;
322 char *description;
323 char *email;
324 };
325
326 struct logging_entry
327 {
328 unsigned int use_logging;
329 };
330
331 extern dlink_list flatten_links;
332 extern dlink_list server_items;
333 extern dlink_list cluster_items;
334 extern dlink_list xconf_items;
335 extern dlink_list uconf_items;
336 extern dlink_list oconf_items;
337 extern dlink_list service_items;
338 extern dlink_list nresv_items;
339 extern dlink_list cresv_items;
340 extern struct conf_parser_context conf_parser_ctx;
341 extern struct logging_entry ConfigLoggingEntry;
342 extern struct config_file_entry ConfigFileEntry;
343 extern struct config_channel_entry ConfigChannel;
344 extern struct config_server_hide ConfigServerHide;
345 extern struct server_info ServerInfo;
346 extern struct admin_info AdminInfo;
347
348 extern int valid_wild_card_simple(const char *);
349 extern int valid_wild_card(struct Client *, int, int, ...);
350 /* End GLOBAL section */
351
352 extern void init_ip_hash_table(void);
353 extern void count_ip_hash(unsigned int *, uint64_t *);
354 extern void remove_one_ip(struct irc_ssaddr *);
355 extern struct MaskItem *conf_make(enum maskitem_type);
356 extern void read_conf_files(int);
357 extern int attach_conf(struct Client *, struct MaskItem *);
358 extern int attach_connect_block(struct Client *, const char *, const char *);
359 extern int check_client(struct Client *);
360
361
362 extern void detach_conf(struct Client *, enum maskitem_type);
363 extern struct MaskItem *find_conf_name(dlink_list *, const char *, enum maskitem_type);
364 extern int conf_connect_allowed(struct irc_ssaddr *, int);
365 extern char *oper_privs_as_string(const unsigned int);
366 extern void split_nuh(struct split_nuh_item *);
367 extern struct MaskItem *find_matching_name_conf(enum maskitem_type, const char *,
368 const char *, const char *, unsigned int);
369 extern struct MaskItem *find_exact_name_conf(enum maskitem_type, const struct Client *, const char *,
370 const char *, const char *);
371 extern void conf_free(struct MaskItem *);
372 extern void yyerror(const char *);
373 extern void conf_error_report(const char *);
374 extern void cleanup_tklines(void *);
375 extern int rehash(int);
376 extern void lookup_confhost(struct MaskItem *);
377 extern void conf_add_class_to_conf(struct MaskItem *, const char *);
378
379 extern const char *get_oper_name(const struct Client *);
380
381 /* XXX should the parse_aline stuff go into another file ?? */
382 #define AWILD 0x1 /* check wild cards */
383 extern int parse_aline(const char *, struct Client *, int, char **,
384 int, char **, char **, time_t *, char **, char **);
385 extern int valid_comment(struct Client *, char *, int);
386
387
388 #define TK_SECONDS 0
389 #define TK_MINUTES 1
390 extern time_t valid_tkline(const char *, const int);
391 extern int match_conf_password(const char *, const struct MaskItem *);
392
393 #define CLEANUP_TKLINES_TIME 60
394
395 extern void cluster_a_line(struct Client *, const char *, int, int, const char *,...);
396 #endif /* INCLUDED_s_conf_h */

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svn:eol-style native
svn:keywords Id Revision