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Commit | Line | Data |
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212380e3 AC |
1 | /* |
2 | * ircd-ratbox: an advanced Internet Relay Chat Daemon(ircd). | |
3 | * s_newconf.c - code for dealing with conf stuff | |
4 | * | |
5 | * Copyright (C) 2004 Lee Hardy <lee@leeh.co.uk> | |
6 | * Copyright (C) 2004-2005 ircd-ratbox development team | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions are | |
10 | * met: | |
11 | * | |
12 | * 1.Redistributions of source code must retain the above copyright notice, | |
13 | * this list of conditions and the following disclaimer. | |
14 | * 2.Redistributions in binary form must reproduce the above copyright | |
15 | * notice, this list of conditions and the following disclaimer in the | |
16 | * documentation and/or other materials provided with the distribution. | |
17 | * 3.The name of the author may not be used to endorse or promote products | |
18 | * derived from this software without specific prior written permission. | |
19 | * | |
20 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
21 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
22 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
23 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, | |
24 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
25 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
26 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
27 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
28 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING | |
29 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
30 | * POSSIBILITY OF SUCH DAMAGE. | |
212380e3 AC |
31 | */ |
32 | ||
33 | #include "stdinc.h" | |
8e9a7418 | 34 | |
35 | #ifdef HAVE_LIBCRYPTO | |
36 | #include <openssl/evp.h> | |
37 | #include <openssl/rsa.h> | |
38 | #endif | |
39 | ||
212380e3 | 40 | #include "ircd_defs.h" |
212380e3 AC |
41 | #include "s_conf.h" |
42 | #include "s_newconf.h" | |
212380e3 | 43 | #include "client.h" |
212380e3 AC |
44 | #include "s_serv.h" |
45 | #include "send.h" | |
46 | #include "hostmask.h" | |
47 | #include "newconf.h" | |
48 | #include "hash.h" | |
a4bf26dd EM |
49 | #include "rb_dictionary.h" |
50 | #include "rb_radixtree.h" | |
77d3d2db KB |
51 | #include "s_assert.h" |
52 | #include "logger.h" | |
1d02144f | 53 | #include "dns.h" |
212380e3 | 54 | |
330fc5c1 AC |
55 | rb_dlink_list cluster_conf_list; |
56 | rb_dlink_list oper_conf_list; | |
330fc5c1 AC |
57 | rb_dlink_list server_conf_list; |
58 | rb_dlink_list xline_conf_list; | |
59 | rb_dlink_list resv_conf_list; /* nicks only! */ | |
60 | rb_dlink_list nd_list; /* nick delay */ | |
61 | rb_dlink_list tgchange_list; | |
212380e3 | 62 | |
7018b86a | 63 | rb_patricia_tree_t *tgchange_tree; |
212380e3 | 64 | |
398b6a73 | 65 | static rb_bh *nd_heap = NULL; |
212380e3 AC |
66 | |
67 | static void expire_temp_rxlines(void *unused); | |
68 | static void expire_nd_entries(void *unused); | |
69 | ||
e410dcf5 AC |
70 | struct ev_entry *expire_nd_entries_ev = NULL; |
71 | struct ev_entry *expire_temp_rxlines_ev = NULL; | |
72 | ||
212380e3 AC |
73 | void |
74 | init_s_newconf(void) | |
75 | { | |
e410dcf5 AC |
76 | tgchange_tree = rb_new_patricia(PATRICIA_BITS); |
77 | nd_heap = rb_bh_create(sizeof(struct nd_entry), ND_HEAP_SIZE, "nd_heap"); | |
78 | expire_nd_entries_ev = rb_event_addish("expire_nd_entries", expire_nd_entries, NULL, 30); | |
79 | expire_temp_rxlines_ev = rb_event_addish("expire_temp_rxlines", expire_temp_rxlines, NULL, 60); | |
212380e3 AC |
80 | } |
81 | ||
82 | void | |
83 | clear_s_newconf(void) | |
84 | { | |
85 | struct server_conf *server_p; | |
330fc5c1 | 86 | rb_dlink_node *ptr; |
637c4932 | 87 | rb_dlink_node *next_ptr; |
212380e3 | 88 | |
637c4932 | 89 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, cluster_conf_list.head) |
212380e3 | 90 | { |
330fc5c1 | 91 | rb_dlinkDelete(ptr, &cluster_conf_list); |
212380e3 AC |
92 | free_remote_conf(ptr->data); |
93 | } | |
94 | ||
637c4932 | 95 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, oper_conf_list.head) |
212380e3 AC |
96 | { |
97 | free_oper_conf(ptr->data); | |
330fc5c1 | 98 | rb_dlinkDestroy(ptr, &oper_conf_list); |
212380e3 AC |
99 | } |
100 | ||
637c4932 | 101 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, server_conf_list.head) |
212380e3 AC |
102 | { |
103 | server_p = ptr->data; | |
104 | ||
105 | if(!server_p->servers) | |
106 | { | |
330fc5c1 | 107 | rb_dlinkDelete(ptr, &server_conf_list); |
212380e3 AC |
108 | free_server_conf(ptr->data); |
109 | } | |
110 | else | |
111 | server_p->flags |= SERVER_ILLEGAL; | |
112 | } | |
113 | } | |
114 | ||
115 | void | |
116 | clear_s_newconf_bans(void) | |
117 | { | |
118 | struct ConfItem *aconf; | |
637c4932 | 119 | rb_dlink_node *ptr, *next_ptr; |
212380e3 | 120 | |
637c4932 | 121 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, xline_conf_list.head) |
212380e3 AC |
122 | { |
123 | aconf = ptr->data; | |
124 | ||
125 | if(aconf->hold) | |
126 | continue; | |
127 | ||
128 | free_conf(aconf); | |
330fc5c1 | 129 | rb_dlinkDestroy(ptr, &xline_conf_list); |
212380e3 AC |
130 | } |
131 | ||
637c4932 | 132 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, resv_conf_list.head) |
212380e3 AC |
133 | { |
134 | aconf = ptr->data; | |
135 | ||
136 | /* temporary resv */ | |
137 | if(aconf->hold) | |
138 | continue; | |
139 | ||
140 | free_conf(aconf); | |
330fc5c1 | 141 | rb_dlinkDestroy(ptr, &resv_conf_list); |
212380e3 AC |
142 | } |
143 | ||
144 | clear_resv_hash(); | |
145 | } | |
146 | ||
147 | struct remote_conf * | |
148 | make_remote_conf(void) | |
149 | { | |
eddc2ab6 | 150 | struct remote_conf *remote_p = rb_malloc(sizeof(struct remote_conf)); |
212380e3 AC |
151 | return remote_p; |
152 | } | |
153 | ||
154 | void | |
155 | free_remote_conf(struct remote_conf *remote_p) | |
156 | { | |
157 | s_assert(remote_p != NULL); | |
158 | if(remote_p == NULL) | |
159 | return; | |
160 | ||
637c4932 VY |
161 | rb_free(remote_p->username); |
162 | rb_free(remote_p->host); | |
163 | rb_free(remote_p->server); | |
164 | rb_free(remote_p); | |
212380e3 AC |
165 | } |
166 | ||
212380e3 AC |
167 | void |
168 | propagate_generic(struct Client *source_p, const char *command, | |
169 | const char *target, int cap, const char *format, ...) | |
170 | { | |
171 | char buffer[BUFSIZE]; | |
172 | va_list args; | |
173 | ||
174 | va_start(args, format); | |
5203cba5 | 175 | vsnprintf(buffer, sizeof(buffer), format, args); |
212380e3 AC |
176 | va_end(args); |
177 | ||
178 | sendto_match_servs(source_p, target, cap, NOCAPS, | |
179 | "%s %s %s", | |
180 | command, target, buffer); | |
181 | sendto_match_servs(source_p, target, CAP_ENCAP, cap, | |
182 | "ENCAP %s %s %s", | |
183 | target, command, buffer); | |
184 | } | |
55abcbb2 | 185 | |
212380e3 AC |
186 | void |
187 | cluster_generic(struct Client *source_p, const char *command, | |
188 | int cltype, int cap, const char *format, ...) | |
189 | { | |
190 | char buffer[BUFSIZE]; | |
191 | struct remote_conf *shared_p; | |
192 | va_list args; | |
330fc5c1 | 193 | rb_dlink_node *ptr; |
212380e3 AC |
194 | |
195 | va_start(args, format); | |
5203cba5 | 196 | vsnprintf(buffer, sizeof(buffer), format, args); |
212380e3 AC |
197 | va_end(args); |
198 | ||
5cefa1d6 | 199 | RB_DLINK_FOREACH(ptr, cluster_conf_list.head) |
212380e3 AC |
200 | { |
201 | shared_p = ptr->data; | |
202 | ||
203 | if(!(shared_p->flags & cltype)) | |
204 | continue; | |
205 | ||
206 | sendto_match_servs(source_p, shared_p->server, cap, NOCAPS, | |
207 | "%s %s %s", | |
208 | command, shared_p->server, buffer); | |
209 | sendto_match_servs(source_p, shared_p->server, CAP_ENCAP, cap, | |
210 | "ENCAP %s %s %s", | |
211 | shared_p->server, command, buffer); | |
212 | } | |
213 | } | |
214 | ||
215 | struct oper_conf * | |
216 | make_oper_conf(void) | |
217 | { | |
eddc2ab6 | 218 | struct oper_conf *oper_p = rb_malloc(sizeof(struct oper_conf)); |
212380e3 AC |
219 | return oper_p; |
220 | } | |
221 | ||
222 | void | |
223 | free_oper_conf(struct oper_conf *oper_p) | |
224 | { | |
225 | s_assert(oper_p != NULL); | |
226 | if(oper_p == NULL) | |
227 | return; | |
228 | ||
637c4932 VY |
229 | rb_free(oper_p->username); |
230 | rb_free(oper_p->host); | |
231 | rb_free(oper_p->name); | |
462ae9d7 | 232 | rb_free(oper_p->certfp); |
212380e3 AC |
233 | |
234 | if(oper_p->passwd) | |
235 | { | |
236 | memset(oper_p->passwd, 0, strlen(oper_p->passwd)); | |
637c4932 | 237 | rb_free(oper_p->passwd); |
212380e3 AC |
238 | } |
239 | ||
240 | #ifdef HAVE_LIBCRYPTO | |
637c4932 | 241 | rb_free(oper_p->rsa_pubkey_file); |
212380e3 AC |
242 | |
243 | if(oper_p->rsa_pubkey) | |
8e9a7418 | 244 | #if (OPENSSL_VERSION_NUMBER >= 0x30000000L) |
245 | EVP_PKEY_free(oper_p->rsa_pubkey); | |
246 | #else | |
212380e3 | 247 | RSA_free(oper_p->rsa_pubkey); |
8e9a7418 | 248 | #endif |
212380e3 AC |
249 | #endif |
250 | ||
637c4932 | 251 | rb_free(oper_p); |
212380e3 AC |
252 | } |
253 | ||
254 | struct oper_conf * | |
255 | find_oper_conf(const char *username, const char *host, const char *locip, const char *name) | |
256 | { | |
257 | struct oper_conf *oper_p; | |
e7046ee5 | 258 | struct rb_sockaddr_storage ip, cip; |
212380e3 AC |
259 | char addr[HOSTLEN+1]; |
260 | int bits, cbits; | |
330fc5c1 | 261 | rb_dlink_node *ptr; |
212380e3 | 262 | |
29c92cf9 | 263 | parse_netmask(locip, &cip, &cbits); |
212380e3 | 264 | |
5cefa1d6 | 265 | RB_DLINK_FOREACH(ptr, oper_conf_list.head) |
212380e3 AC |
266 | { |
267 | oper_p = ptr->data; | |
268 | ||
269 | /* name/username doesnt match.. */ | |
270 | if(irccmp(oper_p->name, name) || !match(oper_p->username, username)) | |
271 | continue; | |
272 | ||
f427c8b0 | 273 | rb_strlcpy(addr, oper_p->host, sizeof(addr)); |
212380e3 | 274 | |
29c92cf9 | 275 | if(parse_netmask(addr, &ip, &bits) != HM_HOST) |
212380e3 | 276 | { |
e867208d | 277 | if(GET_SS_FAMILY(&ip) == GET_SS_FAMILY(&cip) && |
212380e3 AC |
278 | comp_with_mask_sock((struct sockaddr *)&ip, (struct sockaddr *)&cip, bits)) |
279 | return oper_p; | |
280 | } | |
281 | ||
282 | /* we have to compare against the host as well, because its | |
283 | * valid to set a spoof to an IP, which if we only compare | |
284 | * in ip form to sockhost will not necessarily match --anfl | |
285 | */ | |
286 | if(match(oper_p->host, host)) | |
287 | return oper_p; | |
288 | } | |
289 | ||
290 | return NULL; | |
291 | } | |
292 | ||
212380e3 AC |
293 | struct server_conf * |
294 | make_server_conf(void) | |
295 | { | |
eddc2ab6 | 296 | struct server_conf *server_p = rb_malloc(sizeof(struct server_conf)); |
d4214e94 SA |
297 | |
298 | SET_SS_FAMILY(&server_p->connect4, AF_UNSPEC); | |
299 | SET_SS_LEN(&server_p->connect4, sizeof(struct sockaddr_in)); | |
300 | ||
301 | SET_SS_FAMILY(&server_p->bind4, AF_UNSPEC); | |
302 | SET_SS_LEN(&server_p->bind4, sizeof(struct sockaddr_in)); | |
303 | ||
d4214e94 SA |
304 | SET_SS_FAMILY(&server_p->connect6, AF_UNSPEC); |
305 | SET_SS_LEN(&server_p->connect6, sizeof(struct sockaddr_in6)); | |
306 | ||
307 | SET_SS_FAMILY(&server_p->bind6, AF_UNSPEC); | |
308 | SET_SS_LEN(&server_p->bind6, sizeof(struct sockaddr_in6)); | |
d4214e94 SA |
309 | |
310 | server_p->aftype = AF_UNSPEC; | |
311 | ||
e4a7cf9f | 312 | return server_p; |
212380e3 AC |
313 | } |
314 | ||
315 | void | |
316 | free_server_conf(struct server_conf *server_p) | |
317 | { | |
318 | s_assert(server_p != NULL); | |
319 | if(server_p == NULL) | |
320 | return; | |
321 | ||
322 | if(!EmptyString(server_p->passwd)) | |
323 | { | |
324 | memset(server_p->passwd, 0, strlen(server_p->passwd)); | |
637c4932 | 325 | rb_free(server_p->passwd); |
212380e3 AC |
326 | } |
327 | ||
328 | if(!EmptyString(server_p->spasswd)) | |
329 | { | |
330 | memset(server_p->spasswd, 0, strlen(server_p->spasswd)); | |
637c4932 | 331 | rb_free(server_p->spasswd); |
212380e3 AC |
332 | } |
333 | ||
637c4932 | 334 | rb_free(server_p->name); |
d4214e94 SA |
335 | rb_free(server_p->connect_host); |
336 | rb_free(server_p->bind_host); | |
637c4932 | 337 | rb_free(server_p->class_name); |
1c4f9748 | 338 | rb_free(server_p->certfp); |
637c4932 | 339 | rb_free(server_p); |
212380e3 AC |
340 | } |
341 | ||
1d02144f | 342 | /* |
d4214e94 SA |
343 | * conf_connect_dns_callback |
344 | * inputs - pointer to struct ConfItem | |
345 | * - pointer to adns reply | |
346 | * output - none | |
347 | * side effects - called when resolver query finishes | |
348 | * if the query resulted in a successful search, hp will contain | |
349 | * a non-null pointer, otherwise hp will be null. | |
350 | * if successful save hp in the conf item it was called with | |
351 | */ | |
352 | static void | |
353 | conf_connect_dns_callback(const char *result, int status, int aftype, void *data) | |
354 | { | |
355 | struct server_conf *server_p = data; | |
356 | ||
357 | if(aftype == AF_INET) | |
358 | { | |
359 | if(status == 1) | |
17809d2d | 360 | rb_inet_pton_sock(result, &server_p->connect4); |
d4214e94 SA |
361 | |
362 | server_p->dns_query_connect4 = 0; | |
363 | } | |
d4214e94 SA |
364 | else if(aftype == AF_INET6) |
365 | { | |
366 | if(status == 1) | |
17809d2d | 367 | rb_inet_pton_sock(result, &server_p->connect6); |
d4214e94 SA |
368 | |
369 | server_p->dns_query_connect6 = 0; | |
370 | } | |
d4214e94 SA |
371 | } |
372 | ||
373 | /* | |
374 | * conf_bind_dns_callback | |
1d02144f AC |
375 | * inputs - pointer to struct ConfItem |
376 | * - pointer to adns reply | |
377 | * output - none | |
378 | * side effects - called when resolver query finishes | |
379 | * if the query resulted in a successful search, hp will contain | |
380 | * a non-null pointer, otherwise hp will be null. | |
381 | * if successful save hp in the conf item it was called with | |
382 | */ | |
383 | static void | |
d4214e94 | 384 | conf_bind_dns_callback(const char *result, int status, int aftype, void *data) |
1d02144f AC |
385 | { |
386 | struct server_conf *server_p = data; | |
387 | ||
d4214e94 SA |
388 | if(aftype == AF_INET) |
389 | { | |
390 | if(status == 1) | |
17809d2d | 391 | rb_inet_pton_sock(result, &server_p->bind4); |
1d02144f | 392 | |
d4214e94 SA |
393 | server_p->dns_query_bind4 = 0; |
394 | } | |
d4214e94 SA |
395 | else if(aftype == AF_INET6) |
396 | { | |
397 | if(status == 1) | |
17809d2d | 398 | rb_inet_pton_sock(result, &server_p->bind6); |
d4214e94 SA |
399 | |
400 | server_p->dns_query_bind6 = 0; | |
401 | } | |
1d02144f AC |
402 | } |
403 | ||
212380e3 AC |
404 | void |
405 | add_server_conf(struct server_conf *server_p) | |
406 | { | |
407 | if(EmptyString(server_p->class_name)) | |
408 | { | |
47a03750 | 409 | server_p->class_name = rb_strdup("default"); |
212380e3 AC |
410 | server_p->class = default_class; |
411 | return; | |
412 | } | |
413 | ||
414 | server_p->class = find_class(server_p->class_name); | |
415 | ||
416 | if(server_p->class == default_class) | |
417 | { | |
418 | conf_report_error("Warning connect::class invalid for %s", | |
419 | server_p->name); | |
420 | ||
637c4932 | 421 | rb_free(server_p->class_name); |
47a03750 | 422 | server_p->class_name = rb_strdup("default"); |
212380e3 AC |
423 | } |
424 | ||
d4214e94 SA |
425 | if(server_p->connect_host && !strpbrk(server_p->connect_host, "*?")) |
426 | { | |
427 | server_p->dns_query_connect4 = | |
428 | lookup_hostname(server_p->connect_host, AF_INET, conf_connect_dns_callback, server_p); | |
d4214e94 SA |
429 | server_p->dns_query_connect6 = |
430 | lookup_hostname(server_p->connect_host, AF_INET6, conf_connect_dns_callback, server_p); | |
d4214e94 | 431 | } |
1d02144f | 432 | |
d4214e94 SA |
433 | if(server_p->bind_host) |
434 | { | |
435 | server_p->dns_query_bind4 = | |
436 | lookup_hostname(server_p->bind_host, AF_INET, conf_bind_dns_callback, server_p); | |
d4214e94 SA |
437 | server_p->dns_query_bind6 = |
438 | lookup_hostname(server_p->bind_host, AF_INET6, conf_bind_dns_callback, server_p); | |
d4214e94 | 439 | } |
212380e3 AC |
440 | } |
441 | ||
442 | struct server_conf * | |
443 | find_server_conf(const char *name) | |
444 | { | |
445 | struct server_conf *server_p; | |
330fc5c1 | 446 | rb_dlink_node *ptr; |
212380e3 | 447 | |
5cefa1d6 | 448 | RB_DLINK_FOREACH(ptr, server_conf_list.head) |
212380e3 AC |
449 | { |
450 | server_p = ptr->data; | |
451 | ||
452 | if(ServerConfIllegal(server_p)) | |
453 | continue; | |
454 | ||
455 | if(match(name, server_p->name)) | |
456 | return server_p; | |
457 | } | |
458 | ||
459 | return NULL; | |
460 | } | |
461 | ||
462 | void | |
463 | attach_server_conf(struct Client *client_p, struct server_conf *server_p) | |
464 | { | |
465 | /* already have an attached conf */ | |
466 | if(client_p->localClient->att_sconf) | |
467 | { | |
468 | /* short circuit this special case :) */ | |
469 | if(client_p->localClient->att_sconf == server_p) | |
470 | return; | |
471 | ||
472 | detach_server_conf(client_p); | |
473 | } | |
474 | ||
475 | CurrUsers(server_p->class)++; | |
476 | ||
477 | client_p->localClient->att_sconf = server_p; | |
478 | server_p->servers++; | |
479 | } | |
480 | ||
481 | void | |
482 | detach_server_conf(struct Client *client_p) | |
483 | { | |
484 | struct server_conf *server_p = client_p->localClient->att_sconf; | |
485 | ||
486 | if(server_p == NULL) | |
487 | return; | |
488 | ||
489 | client_p->localClient->att_sconf = NULL; | |
490 | server_p->servers--; | |
491 | CurrUsers(server_p->class)--; | |
492 | ||
493 | if(ServerConfIllegal(server_p) && !server_p->servers) | |
494 | { | |
495 | /* the class this one is using may need destroying too */ | |
496 | if(MaxUsers(server_p->class) < 0 && CurrUsers(server_p->class) <= 0) | |
497 | free_class(server_p->class); | |
498 | ||
330fc5c1 | 499 | rb_dlinkDelete(&server_p->node, &server_conf_list); |
212380e3 AC |
500 | free_server_conf(server_p); |
501 | } | |
502 | } | |
503 | ||
504 | void | |
a3143c9b | 505 | set_server_conf_autoconn(struct Client *source_p, const char *name, int newval) |
212380e3 AC |
506 | { |
507 | struct server_conf *server_p; | |
508 | ||
509 | if((server_p = find_server_conf(name)) != NULL) | |
510 | { | |
511 | if(newval) | |
512 | server_p->flags |= SERVER_AUTOCONN; | |
513 | else | |
514 | server_p->flags &= ~SERVER_AUTOCONN; | |
515 | ||
a9227555 | 516 | sendto_realops_snomask(SNO_GENERAL, L_NETWIDE, |
212380e3 AC |
517 | "%s has changed AUTOCONN for %s to %i", |
518 | get_oper_name(source_p), name, newval); | |
519 | } | |
520 | else | |
5366977b | 521 | sendto_one_notice(source_p, ":Can't find %s", name); |
212380e3 AC |
522 | } |
523 | ||
53307da8 JT |
524 | void |
525 | disable_server_conf_autoconn(const char *name) | |
526 | { | |
527 | struct server_conf *server_p; | |
528 | ||
529 | server_p = find_server_conf(name); | |
530 | if(server_p != NULL && server_p->flags & SERVER_AUTOCONN) | |
531 | { | |
532 | server_p->flags &= ~SERVER_AUTOCONN; | |
533 | ||
a9227555 | 534 | sendto_realops_snomask(SNO_GENERAL, L_NETWIDE, |
53307da8 JT |
535 | "Disabling AUTOCONN for %s because of error", |
536 | name); | |
537 | ilog(L_SERVER, "Disabling AUTOCONN for %s because of error", | |
538 | name); | |
539 | } | |
540 | } | |
541 | ||
212380e3 AC |
542 | struct ConfItem * |
543 | find_xline(const char *gecos, int counter) | |
544 | { | |
545 | struct ConfItem *aconf; | |
330fc5c1 | 546 | rb_dlink_node *ptr; |
212380e3 | 547 | |
5cefa1d6 | 548 | RB_DLINK_FOREACH(ptr, xline_conf_list.head) |
212380e3 AC |
549 | { |
550 | aconf = ptr->data; | |
551 | ||
70ea02eb | 552 | if(match_esc(aconf->host, gecos)) |
212380e3 AC |
553 | { |
554 | if(counter) | |
555 | aconf->port++; | |
556 | return aconf; | |
557 | } | |
558 | } | |
559 | ||
560 | return NULL; | |
561 | } | |
562 | ||
0fdb2570 JT |
563 | struct ConfItem * |
564 | find_xline_mask(const char *gecos) | |
565 | { | |
566 | struct ConfItem *aconf; | |
330fc5c1 | 567 | rb_dlink_node *ptr; |
0fdb2570 | 568 | |
5cefa1d6 | 569 | RB_DLINK_FOREACH(ptr, xline_conf_list.head) |
0fdb2570 JT |
570 | { |
571 | aconf = ptr->data; | |
572 | ||
70ea02eb | 573 | if(!irccmp(aconf->host, gecos)) |
0fdb2570 JT |
574 | return aconf; |
575 | } | |
576 | ||
577 | return NULL; | |
578 | } | |
579 | ||
212380e3 AC |
580 | struct ConfItem * |
581 | find_nick_resv(const char *name) | |
582 | { | |
583 | struct ConfItem *aconf; | |
330fc5c1 | 584 | rb_dlink_node *ptr; |
212380e3 | 585 | |
5cefa1d6 | 586 | RB_DLINK_FOREACH(ptr, resv_conf_list.head) |
212380e3 AC |
587 | { |
588 | aconf = ptr->data; | |
589 | ||
70ea02eb | 590 | if(match_esc(aconf->host, name)) |
212380e3 AC |
591 | { |
592 | aconf->port++; | |
593 | return aconf; | |
594 | } | |
595 | } | |
596 | ||
597 | return NULL; | |
598 | } | |
599 | ||
0fdb2570 JT |
600 | struct ConfItem * |
601 | find_nick_resv_mask(const char *name) | |
602 | { | |
603 | struct ConfItem *aconf; | |
330fc5c1 | 604 | rb_dlink_node *ptr; |
0fdb2570 | 605 | |
5cefa1d6 | 606 | RB_DLINK_FOREACH(ptr, resv_conf_list.head) |
0fdb2570 JT |
607 | { |
608 | aconf = ptr->data; | |
609 | ||
70ea02eb | 610 | if(!irccmp(aconf->host, name)) |
0fdb2570 JT |
611 | return aconf; |
612 | } | |
613 | ||
614 | return NULL; | |
615 | } | |
616 | ||
212380e3 AC |
617 | /* clean_resv_nick() |
618 | * | |
619 | * inputs - nick | |
620 | * outputs - 1 if nick is vaild resv, 0 otherwise | |
621 | * side effects - | |
622 | */ | |
623 | int | |
624 | clean_resv_nick(const char *nick) | |
625 | { | |
626 | char tmpch; | |
627 | int as = 0; | |
628 | int q = 0; | |
629 | int ch = 0; | |
630 | ||
631 | if(*nick == '-' || IsDigit(*nick)) | |
632 | return 0; | |
633 | ||
634 | while ((tmpch = *nick++)) | |
635 | { | |
636 | if(tmpch == '?' || tmpch == '@' || tmpch == '#') | |
637 | q++; | |
638 | else if(tmpch == '*') | |
639 | as++; | |
640 | else if(IsNickChar(tmpch)) | |
641 | ch++; | |
642 | else | |
643 | return 0; | |
644 | } | |
645 | ||
646 | if(!ch && as) | |
647 | return 0; | |
648 | ||
649 | return 1; | |
650 | } | |
651 | ||
652 | /* valid_wild_card_simple() | |
653 | * | |
654 | * inputs - "thing" to test | |
655 | * outputs - 1 if enough wildcards, else 0 | |
656 | * side effects - | |
657 | */ | |
658 | int | |
659 | valid_wild_card_simple(const char *data) | |
660 | { | |
661 | const char *p; | |
662 | char tmpch; | |
663 | int nonwild = 0; | |
7d08aa89 | 664 | int wild = 0; |
212380e3 AC |
665 | |
666 | /* check the string for minimum number of nonwildcard chars */ | |
667 | p = data; | |
668 | ||
669 | while((tmpch = *p++)) | |
670 | { | |
671 | /* found an escape, p points to the char after it, so skip | |
672 | * that and move on. | |
673 | */ | |
7d08aa89 | 674 | if(tmpch == '\\' && *p) |
212380e3 AC |
675 | { |
676 | p++; | |
7d08aa89 JT |
677 | if(++nonwild >= ConfigFileEntry.min_nonwildcard_simple) |
678 | return 1; | |
212380e3 AC |
679 | } |
680 | else if(!IsMWildChar(tmpch)) | |
681 | { | |
682 | /* if we have enough nonwildchars, return */ | |
683 | if(++nonwild >= ConfigFileEntry.min_nonwildcard_simple) | |
684 | return 1; | |
685 | } | |
7d08aa89 JT |
686 | else |
687 | wild++; | |
212380e3 AC |
688 | } |
689 | ||
7d08aa89 JT |
690 | /* strings without wilds are also ok */ |
691 | return wild == 0; | |
212380e3 AC |
692 | } |
693 | ||
694 | time_t | |
695 | valid_temp_time(const char *p) | |
696 | { | |
697 | time_t result = 0; | |
93035e75 | 698 | long current = 0; |
212380e3 | 699 | |
492d560e EK |
700 | while (*p) { |
701 | char *endp; | |
ba958969 | 702 | int mul; |
492d560e EK |
703 | |
704 | errno = 0; | |
705 | current = strtol(p, &endp, 10); | |
706 | ||
492d560e EK |
707 | if (endp == p) |
708 | return -1; | |
1fcdacb4 EK |
709 | if (current < 0) |
710 | return -1; | |
492d560e EK |
711 | |
712 | switch (*endp) { | |
713 | case '\0': /* No unit was given so send it back as minutes */ | |
714 | case 'm': | |
ba958969 | 715 | mul = 60; |
492d560e EK |
716 | break; |
717 | case 'h': | |
ba958969 | 718 | mul = 3600; |
492d560e EK |
719 | break; |
720 | case 'd': | |
ba958969 | 721 | mul = 86400; |
492d560e EK |
722 | break; |
723 | case 'w': | |
ba958969 | 724 | mul = 604800; |
492d560e EK |
725 | break; |
726 | default: | |
93035e75 | 727 | return -1; |
93035e75 | 728 | } |
492d560e | 729 | |
ba958969 EK |
730 | if (current > LONG_MAX / mul) |
731 | return MAX_TEMP_TIME; | |
732 | ||
733 | current *= mul; | |
734 | ||
4f468093 | 735 | if (current > MAX_TEMP_TIME - result) |
ba958969 EK |
736 | return MAX_TEMP_TIME; |
737 | ||
738 | result += current; | |
739 | ||
492d560e EK |
740 | if (*endp == '\0') |
741 | break; | |
742 | ||
743 | p = endp + 1; | |
212380e3 | 744 | } |
492d560e | 745 | |
ba958969 | 746 | return MIN(result, MAX_TEMP_TIME); |
212380e3 AC |
747 | } |
748 | ||
9197bc35 | 749 | /* Propagated bans are expired elsewhere. */ |
212380e3 AC |
750 | static void |
751 | expire_temp_rxlines(void *unused) | |
752 | { | |
753 | struct ConfItem *aconf; | |
330fc5c1 | 754 | rb_dlink_node *ptr; |
637c4932 | 755 | rb_dlink_node *next_ptr; |
2fc6772e | 756 | rb_radixtree_iteration_state state; |
212380e3 | 757 | |
a4bf26dd | 758 | RB_RADIXTREE_FOREACH(aconf, &state, resv_tree) |
212380e3 | 759 | { |
9197bc35 JT |
760 | if(aconf->lifetime != 0) |
761 | continue; | |
e3354945 | 762 | if(aconf->hold && aconf->hold <= rb_current_time()) |
212380e3 AC |
763 | { |
764 | if(ConfigFileEntry.tkline_expire_notices) | |
765 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
766 | "Temporary RESV for [%s] expired", | |
70ea02eb | 767 | aconf->host); |
212380e3 | 768 | |
a4bf26dd | 769 | rb_radixtree_delete(resv_tree, aconf->host); |
212380e3 | 770 | free_conf(aconf); |
212380e3 AC |
771 | } |
772 | } | |
212380e3 | 773 | |
637c4932 | 774 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, resv_conf_list.head) |
212380e3 AC |
775 | { |
776 | aconf = ptr->data; | |
777 | ||
9197bc35 JT |
778 | if(aconf->lifetime != 0) |
779 | continue; | |
e3354945 | 780 | if(aconf->hold && aconf->hold <= rb_current_time()) |
212380e3 AC |
781 | { |
782 | if(ConfigFileEntry.tkline_expire_notices) | |
783 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
784 | "Temporary RESV for [%s] expired", | |
70ea02eb | 785 | aconf->host); |
212380e3 | 786 | free_conf(aconf); |
330fc5c1 | 787 | rb_dlinkDestroy(ptr, &resv_conf_list); |
212380e3 AC |
788 | } |
789 | } | |
790 | ||
637c4932 | 791 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, xline_conf_list.head) |
212380e3 AC |
792 | { |
793 | aconf = ptr->data; | |
794 | ||
9197bc35 JT |
795 | if(aconf->lifetime != 0) |
796 | continue; | |
e3354945 | 797 | if(aconf->hold && aconf->hold <= rb_current_time()) |
212380e3 AC |
798 | { |
799 | if(ConfigFileEntry.tkline_expire_notices) | |
800 | sendto_realops_snomask(SNO_GENERAL, L_ALL, | |
801 | "Temporary X-line for [%s] expired", | |
70ea02eb | 802 | aconf->host); |
212380e3 | 803 | free_conf(aconf); |
330fc5c1 | 804 | rb_dlinkDestroy(ptr, &xline_conf_list); |
212380e3 AC |
805 | } |
806 | } | |
807 | } | |
808 | ||
809 | unsigned long | |
810 | get_nd_count(void) | |
811 | { | |
330fc5c1 | 812 | return(rb_dlink_list_length(&nd_list)); |
212380e3 AC |
813 | } |
814 | ||
212380e3 AC |
815 | void |
816 | add_nd_entry(const char *name) | |
817 | { | |
818 | struct nd_entry *nd; | |
819 | ||
a4bf26dd | 820 | if(rb_dictionary_find(nd_dict, name) != NULL) |
212380e3 AC |
821 | return; |
822 | ||
398b6a73 | 823 | nd = rb_bh_alloc(nd_heap); |
55abcbb2 | 824 | |
f427c8b0 | 825 | rb_strlcpy(nd->name, name, sizeof(nd->name)); |
e3354945 | 826 | nd->expire = rb_current_time() + ConfigFileEntry.nick_delay; |
212380e3 AC |
827 | |
828 | /* this list is ordered */ | |
330fc5c1 | 829 | rb_dlinkAddTail(nd, &nd->lnode, &nd_list); |
b37021a4 | 830 | |
a4bf26dd | 831 | rb_dictionary_add(nd_dict, nd->name, nd); |
212380e3 AC |
832 | } |
833 | ||
834 | void | |
835 | free_nd_entry(struct nd_entry *nd) | |
836 | { | |
a4bf26dd | 837 | rb_dictionary_delete(nd_dict, nd->name); |
b37021a4 | 838 | |
330fc5c1 | 839 | rb_dlinkDelete(&nd->lnode, &nd_list); |
398b6a73 | 840 | rb_bh_free(nd_heap, nd); |
212380e3 AC |
841 | } |
842 | ||
843 | void | |
844 | expire_nd_entries(void *unused) | |
845 | { | |
846 | struct nd_entry *nd; | |
330fc5c1 | 847 | rb_dlink_node *ptr; |
637c4932 | 848 | rb_dlink_node *next_ptr; |
212380e3 | 849 | |
637c4932 | 850 | RB_DLINK_FOREACH_SAFE(ptr, next_ptr, nd_list.head) |
212380e3 AC |
851 | { |
852 | nd = ptr->data; | |
853 | ||
854 | /* this list is ordered - we can stop when we hit the first | |
855 | * entry that doesnt expire.. | |
856 | */ | |
e3354945 | 857 | if(nd->expire > rb_current_time()) |
212380e3 AC |
858 | return; |
859 | ||
860 | free_nd_entry(nd); | |
861 | } | |
862 | } | |
863 | ||
864 | void | |
865 | add_tgchange(const char *host) | |
866 | { | |
867 | tgchange *target; | |
e410dcf5 | 868 | rb_patricia_node_t *pnode; |
212380e3 AC |
869 | |
870 | if(find_tgchange(host)) | |
871 | return; | |
872 | ||
eddc2ab6 | 873 | target = rb_malloc(sizeof(tgchange)); |
212380e3 AC |
874 | pnode = make_and_lookup(tgchange_tree, host); |
875 | ||
876 | pnode->data = target; | |
877 | target->pnode = pnode; | |
878 | ||
47a03750 | 879 | target->ip = rb_strdup(host); |
e3354945 | 880 | target->expiry = rb_current_time() + (60*60*12); |
212380e3 | 881 | |
330fc5c1 | 882 | rb_dlinkAdd(target, &target->node, &tgchange_list); |
212380e3 AC |
883 | } |
884 | ||
885 | tgchange * | |
886 | find_tgchange(const char *host) | |
887 | { | |
e410dcf5 | 888 | rb_patricia_node_t *pnode; |
212380e3 | 889 | |
e410dcf5 | 890 | if((pnode = rb_match_exact_string(tgchange_tree, host))) |
212380e3 AC |
891 | return pnode->data; |
892 | ||
893 | return NULL; | |
894 | } |