1 |
/* |
2 |
* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). |
3 |
* m_gline.c: Votes towards globally banning a mask. |
4 |
* |
5 |
* Copyright (C) 2002 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 |
#include "stdinc.h" |
26 |
#include "tools.h" |
27 |
#include "handlers.h" |
28 |
#include "s_gline.h" |
29 |
#include "channel.h" |
30 |
#include "client.h" |
31 |
#include "common.h" |
32 |
#include "irc_string.h" |
33 |
#include "sprintf_irc.h" |
34 |
#include "ircd.h" |
35 |
#include "hostmask.h" |
36 |
#include "numeric.h" |
37 |
#include "fdlist.h" |
38 |
#include "s_bsd.h" |
39 |
#include "s_conf.h" |
40 |
#include "s_misc.h" |
41 |
#include "send.h" |
42 |
#include "msg.h" |
43 |
#include "fileio.h" |
44 |
#include "s_serv.h" |
45 |
#include "hash.h" |
46 |
#include "parse.h" |
47 |
#include "modules.h" |
48 |
#include "list.h" |
49 |
#include "s_log.h" |
50 |
|
51 |
#define GLINE_NOT_PLACED 0 |
52 |
#ifdef GLINE_VOTING |
53 |
#define GLINE_ALREADY_VOTED -1 |
54 |
#endif /* GLINE_VOTING */ |
55 |
#define GLINE_PLACED 1 |
56 |
|
57 |
extern dlink_list gdeny_items; |
58 |
|
59 |
/* internal functions */ |
60 |
static void set_local_gline(const struct Client *, |
61 |
const char *, const char *, const char *); |
62 |
|
63 |
#ifdef GLINE_VOTING |
64 |
static int check_majority_gline(const struct Client *, |
65 |
const char *, const char *, const char *); |
66 |
|
67 |
static void add_new_majority_gline(const struct Client *, |
68 |
const char *, const char *, const char *); |
69 |
#endif /* GLINE_VOTING */ |
70 |
|
71 |
static void do_sgline(struct Client *, struct Client *, int, char **, int); |
72 |
|
73 |
static void me_gline(struct Client *, struct Client *, int, char **); |
74 |
static void ms_gline(struct Client *, struct Client *, int, char **); |
75 |
static void mo_gline(struct Client *, struct Client *, int, char **); |
76 |
static void mo_ungline(struct Client *, struct Client *, int, char **); |
77 |
|
78 |
/* |
79 |
* gline enforces 3 parameters to force operator to give a reason |
80 |
* a gline is not valid with "No reason" |
81 |
* -db |
82 |
*/ |
83 |
struct Message gline_msgtab = { |
84 |
"GLINE", 0, 0, 3, 0, MFLG_SLOW, 0, |
85 |
{m_unregistered, m_not_oper, ms_gline, me_gline, mo_gline, m_ignore} |
86 |
}; |
87 |
|
88 |
struct Message ungline_msgtab = { |
89 |
"UNGLINE", 0, 0, 2, 0, MFLG_SLOW, 0, |
90 |
{m_unregistered, m_not_oper, m_error, m_ignore, mo_ungline, m_ignore} |
91 |
}; |
92 |
|
93 |
#ifndef STATIC_MODULES |
94 |
void |
95 |
_modinit(void) |
96 |
{ |
97 |
mod_add_cmd(&gline_msgtab); |
98 |
mod_add_cmd(&ungline_msgtab); |
99 |
add_capability("GLN", CAP_GLN, 1); |
100 |
} |
101 |
|
102 |
void |
103 |
_moddeinit(void) |
104 |
{ |
105 |
mod_del_cmd(&gline_msgtab); |
106 |
mod_del_cmd(&ungline_msgtab); |
107 |
delete_capability("GLN"); |
108 |
} |
109 |
|
110 |
const char *_version = "$Revision$"; |
111 |
#endif |
112 |
|
113 |
/* mo_gline() |
114 |
* |
115 |
* inputs - The usual for a m_ function |
116 |
* output - |
117 |
* side effects - |
118 |
* |
119 |
* Place a G line if 3 opers agree on the identical user@host |
120 |
* |
121 |
*/ |
122 |
/* Allow this server to pass along GLINE if received and |
123 |
* GLINES is not defined. |
124 |
* |
125 |
*/ |
126 |
|
127 |
static void |
128 |
mo_gline(struct Client *client_p, struct Client *source_p, |
129 |
int parc, char *parv[]) |
130 |
{ |
131 |
char *user = NULL; |
132 |
char *host = NULL; /* user and host of GLINE "victim" */ |
133 |
char *reason = NULL; /* reason for "victims" demise */ |
134 |
char *p; |
135 |
|
136 |
if (!ConfigFileEntry.glines) |
137 |
{ |
138 |
sendto_one(source_p, ":%s NOTICE %s :GLINE disabled", |
139 |
me.name, source_p->name); |
140 |
return; |
141 |
} |
142 |
|
143 |
if (!IsOperGline(source_p)) |
144 |
{ |
145 |
sendto_one(source_p, form_str(ERR_NOPRIVS), |
146 |
me.name, source_p->name, "gline"); |
147 |
return; |
148 |
} |
149 |
|
150 |
if (parse_aline("GLINE", source_p, parc, parv, |
151 |
AWILD, &user, &host, NULL, NULL, &reason) < 0) |
152 |
return; |
153 |
|
154 |
if ((p = strchr(host, '/')) != NULL) |
155 |
{ |
156 |
int bitlen = strtol(++p, NULL, 10); |
157 |
int min_bitlen = strchr(host, ':') ? ConfigFileEntry.gline_min_cidr6 : |
158 |
ConfigFileEntry.gline_min_cidr; |
159 |
if (bitlen < min_bitlen) |
160 |
{ |
161 |
sendto_one(source_p, ":%s NOTICE %s :Cannot set G-Lines with CIDR length < %d", |
162 |
me.name, source_p->name, min_bitlen); |
163 |
return; |
164 |
} |
165 |
} |
166 |
|
167 |
#ifdef GLINE_VOTING |
168 |
/* If at least 3 opers agree this user should be G lined then do it */ |
169 |
if (check_majority_gline(source_p, user, host, reason) == |
170 |
GLINE_ALREADY_VOTED) |
171 |
{ |
172 |
sendto_one(source_p, |
173 |
":%s NOTICE %s :This server or oper has already voted", |
174 |
me.name, source_p->name); |
175 |
return; |
176 |
} |
177 |
|
178 |
/* |
179 |
* call these two functions first so the 'requesting' notice always comes |
180 |
* before the 'has triggered' notice. -bill |
181 |
*/ |
182 |
sendto_realops_flags(UMODE_ALL, L_ALL, |
183 |
"%s requesting G-Line for [%s@%s] [%s]", |
184 |
get_oper_name(source_p), |
185 |
user, host, reason); |
186 |
ilog(L_TRACE, "#gline for %s@%s [%s] requested by %s!%s@%s", |
187 |
user, host, reason, source_p->name, source_p->username, |
188 |
source_p->host); |
189 |
#else |
190 |
set_local_gline(source_p, user, host, reason); |
191 |
#endif /* GLINE_VOTING */ |
192 |
|
193 |
/* 4 param version for hyb-7 servers */ |
194 |
sendto_server(NULL, NULL, CAP_GLN|CAP_TS6, NOCAPS, |
195 |
":%s GLINE %s %s :%s", |
196 |
ID(source_p), user, host, reason); |
197 |
sendto_server(NULL, NULL, CAP_GLN, CAP_TS6, |
198 |
":%s GLINE %s %s :%s", |
199 |
source_p->name, user, host, reason); |
200 |
|
201 |
/* 8 param for hyb-6 */ |
202 |
sendto_server(NULL, NULL, CAP_TS6, CAP_GLN, |
203 |
":%s GLINE %s %s %s %s %s %s :%s", |
204 |
ID(&me), |
205 |
ID(source_p), source_p->username, |
206 |
source_p->host, source_p->servptr->name, user, host, |
207 |
reason); |
208 |
sendto_server(NULL, NULL, NOCAPS, CAP_GLN|CAP_TS6, |
209 |
":%s GLINE %s %s %s %s %s %s :%s", |
210 |
me.name, source_p->name, source_p->username, |
211 |
source_p->host, source_p->servptr->name, user, host, |
212 |
reason); |
213 |
} |
214 |
|
215 |
/* ms_gline() |
216 |
* me_gline() |
217 |
* do_sgline() |
218 |
* |
219 |
* inputs - The usual for a m_ function |
220 |
* output - |
221 |
* side effects - |
222 |
* |
223 |
* Place a G line if 3 opers agree on the identical user@host |
224 |
* |
225 |
* Allow this server to pass along GLINE if received and |
226 |
* GLINES is not defined. |
227 |
* |
228 |
* ENCAP'd GLINES are propagated by encap code. |
229 |
*/ |
230 |
|
231 |
static void |
232 |
ms_gline(struct Client *client_p, struct Client *source_p, |
233 |
int parc, char *parv[]) |
234 |
{ |
235 |
do_sgline(client_p, source_p, parc, parv, 1); |
236 |
} |
237 |
|
238 |
static void |
239 |
me_gline(struct Client *client_p, struct Client *source_p, |
240 |
int parc, char *parv[]) |
241 |
{ |
242 |
do_sgline(client_p, source_p, parc, parv, 0); |
243 |
} |
244 |
|
245 |
static void |
246 |
do_sgline(struct Client *client_p, struct Client *source_p, |
247 |
int parc, char *parv[], int prop) |
248 |
{ |
249 |
const char *reason = NULL; /* reason for "victims" demise */ |
250 |
char *user = NULL; |
251 |
char *host = NULL; /* user and host of GLINE "victim" */ |
252 |
int var_offset, logged = 0; |
253 |
dlink_node *ptr; |
254 |
struct ConfItem *conf; |
255 |
struct AccessItem *aconf; |
256 |
|
257 |
/* hyb-7 style gline (post beta3) */ |
258 |
if (parc == 4 && IsClient(source_p)) |
259 |
var_offset = 0; |
260 |
/* or it's a hyb-6 style */ |
261 |
else if (parc == 8 && IsServer(source_p)) |
262 |
{ |
263 |
var_offset = 4; |
264 |
|
265 |
/* |
266 |
* if we are dealing with an old style formatted gline, |
267 |
* the gline message is originating from the oper's server, |
268 |
* so we update source_p to point to the oper now, so that |
269 |
* logging works down the line. -bill |
270 |
*/ |
271 |
if ((source_p = find_person(client_p, parv[1])) == NULL) |
272 |
return; |
273 |
|
274 |
if (irccmp(parv[2], source_p->username) != 0 || |
275 |
irccmp(parv[3], source_p->host) != 0 || |
276 |
irccmp(parv[4], source_p->servptr->name) != 0) |
277 |
{ |
278 |
/* |
279 |
* at this point we know one of the parameters provided by |
280 |
* the h6 server was faulty. bail out. |
281 |
*/ |
282 |
return; |
283 |
} |
284 |
} |
285 |
/* none of the above */ |
286 |
else |
287 |
return; |
288 |
|
289 |
assert(source_p->servptr != NULL); |
290 |
|
291 |
user = parv[++var_offset]; |
292 |
host = parv[++var_offset]; |
293 |
reason = parv[++var_offset]; |
294 |
|
295 |
var_offset = 0; |
296 |
|
297 |
DLINK_FOREACH(ptr, gdeny_items.head) |
298 |
{ |
299 |
conf = ptr->data; |
300 |
aconf = (struct AccessItem *)map_to_conf(conf); |
301 |
|
302 |
if (match(conf->name, source_p->servptr->name) && |
303 |
match(aconf->user, source_p->username) && |
304 |
match(aconf->host, source_p->host)) |
305 |
{ |
306 |
var_offset = aconf->flags; |
307 |
break; |
308 |
} |
309 |
} |
310 |
|
311 |
if (prop && !(var_offset & GDENY_BLOCK)) |
312 |
{ |
313 |
sendto_server(client_p, NULL, CAP_GLN, NOCAPS, |
314 |
":%s GLINE %s %s :%s", |
315 |
source_p->name, user, host, reason); |
316 |
/* hyb-6 version to the rest */ |
317 |
sendto_server(client_p, NULL, NOCAPS, CAP_GLN, |
318 |
":%s GLINE %s %s %s %s %s %s :%s", |
319 |
source_p->servptr->name, |
320 |
source_p->name, source_p->username, source_p->host, |
321 |
source_p->servptr->name, |
322 |
user, host, reason); |
323 |
} |
324 |
else if (ConfigFileEntry.gline_logging & GDENY_BLOCK && ServerInfo.hub) |
325 |
{ |
326 |
sendto_realops_flags(UMODE_ALL, L_ALL, "Blocked G-Line %s requested on [%s@%s] [%s]", |
327 |
get_oper_name(source_p), user, host, reason); |
328 |
ilog(L_TRACE, "Blocked G-Line %s requested on [%s@%s] [%s]", |
329 |
get_oper_name(source_p), user, host, reason); |
330 |
logged = 1; |
331 |
} |
332 |
|
333 |
|
334 |
if (var_offset & GDENY_REJECT) |
335 |
{ |
336 |
if (ConfigFileEntry.gline_logging & GDENY_REJECT && !logged) |
337 |
{ |
338 |
sendto_realops_flags(UMODE_ALL, L_ALL, "Rejected G-Line %s requested on [%s@%s] [%s]", |
339 |
get_oper_name(source_p), user, host, reason); |
340 |
ilog(L_TRACE, "Rejected G-Line %s requested on [%s@%s] [%s]", |
341 |
get_oper_name(source_p), user, host, reason); |
342 |
} |
343 |
return; |
344 |
} |
345 |
|
346 |
if (ConfigFileEntry.glines) |
347 |
{ |
348 |
if (!valid_wild_card(source_p, YES, 2, user, host)) |
349 |
return; |
350 |
|
351 |
if (IsClient(source_p)) |
352 |
{ |
353 |
const char *p = NULL; |
354 |
if ((p = strchr(host, '/'))) |
355 |
{ |
356 |
int bitlen = strtol(++p, NULL, 10); |
357 |
int min_bitlen = strchr(host, ':') ? ConfigFileEntry.gline_min_cidr6 : |
358 |
ConfigFileEntry.gline_min_cidr; |
359 |
|
360 |
if (bitlen < min_bitlen) |
361 |
{ |
362 |
sendto_realops_flags(UMODE_ALL, L_ALL, "%s!%s@%s on %s is requesting " |
363 |
"a GLINE with a CIDR mask < %d for [%s@%s] [%s]", |
364 |
source_p->name, source_p->username, source_p->host, |
365 |
source_p->servptr->name, min_bitlen, user, host, reason); |
366 |
return; |
367 |
} |
368 |
} |
369 |
} |
370 |
|
371 |
#ifdef GLINE_VOTING |
372 |
/* If at least 3 opers agree this user should be G lined then do it */ |
373 |
if (check_majority_gline(source_p, user, host, reason) == |
374 |
GLINE_ALREADY_VOTED) |
375 |
{ |
376 |
sendto_realops_flags(UMODE_ALL, L_ALL, "oper or server has already voted"); |
377 |
return; |
378 |
} |
379 |
|
380 |
sendto_realops_flags(UMODE_ALL, L_ALL, |
381 |
"%s requesting G-Line for [%s@%s] [%s]", |
382 |
get_oper_name(source_p), |
383 |
user, host, reason); |
384 |
ilog(L_TRACE, "#gline for %s@%s [%s] requested by %s", |
385 |
user, host, reason, get_oper_name(source_p)); |
386 |
#else |
387 |
set_local_gline(source_p, user, host, reason); |
388 |
#endif /* GLINE_VOTING */ |
389 |
} |
390 |
} |
391 |
|
392 |
/* set_local_gline() |
393 |
* |
394 |
* inputs - pointer to client struct of oper |
395 |
* - pointer to victim user |
396 |
* - pointer to victim host |
397 |
* - pointer reason |
398 |
* output - NONE |
399 |
* side effects - |
400 |
*/ |
401 |
static void |
402 |
set_local_gline(const struct Client *source_p, const char *user, |
403 |
const char *host, const char *reason) |
404 |
{ |
405 |
char buffer[IRCD_BUFSIZE]; |
406 |
struct ConfItem *conf; |
407 |
struct AccessItem *aconf; |
408 |
const char *current_date; |
409 |
time_t cur_time; |
410 |
|
411 |
set_time(); |
412 |
cur_time = CurrentTime; |
413 |
|
414 |
current_date = smalldate(cur_time); |
415 |
conf = make_conf_item(GLINE_TYPE); |
416 |
aconf = (struct AccessItem *)map_to_conf(conf); |
417 |
|
418 |
ircsprintf(buffer, "%s (%s)", reason, current_date); |
419 |
DupString(aconf->reason, buffer); |
420 |
DupString(aconf->user, user); |
421 |
DupString(aconf->host, host); |
422 |
|
423 |
aconf->hold = CurrentTime + ConfigFileEntry.gline_time; |
424 |
add_temp_line(conf); |
425 |
|
426 |
sendto_realops_flags(UMODE_ALL, L_ALL, |
427 |
"%s added G-Line for [%s@%s] [%s]", |
428 |
get_oper_name(source_p), |
429 |
aconf->user, aconf->host, aconf->reason); |
430 |
ilog(L_TRACE, "%s added G-Line for [%s@%s] [%s]", |
431 |
get_oper_name(source_p), aconf->user, aconf->host, aconf->reason); |
432 |
log_oper_action(LOG_GLINE_TYPE, source_p, "[%s@%s] [%s]\n", |
433 |
aconf->user, aconf->host, aconf->reason); |
434 |
/* Now, activate gline against current online clients */ |
435 |
rehashed_klines = 1; |
436 |
} |
437 |
|
438 |
#ifdef GLINE_VOTING |
439 |
/* add_new_majority_gline() |
440 |
* |
441 |
* inputs - operator requesting gline |
442 |
* - username covered by the gline |
443 |
* - hostname covered by the gline |
444 |
* - reason for the gline |
445 |
* output - NONE |
446 |
* side effects - |
447 |
* This function is called once a majority of opers |
448 |
* have agreed on a gline, and it can be placed. The |
449 |
* information about an operator being passed to us |
450 |
* happens to be the operator who pushed us over the |
451 |
* "majority" level needed. See check_majority_gline() |
452 |
* for more information. |
453 |
*/ |
454 |
static void |
455 |
add_new_majority_gline(const struct Client *source_p, |
456 |
const char *user, const char *host, const char *reason) |
457 |
{ |
458 |
struct gline_pending *pending = MyMalloc(sizeof(struct gline_pending)); |
459 |
|
460 |
strlcpy(pending->oper_nick1, source_p->name, sizeof(pending->oper_nick1)); |
461 |
strlcpy(pending->oper_user1, source_p->username, sizeof(pending->oper_user1)); |
462 |
strlcpy(pending->oper_host1, source_p->host, sizeof(pending->oper_host1)); |
463 |
|
464 |
strlcpy(pending->oper_server1, source_p->servptr->name, sizeof(pending->oper_server1)); |
465 |
|
466 |
strlcpy(pending->user, user, sizeof(pending->user)); |
467 |
strlcpy(pending->host, host, sizeof(pending->host)); |
468 |
strlcpy(pending->reason1, reason, sizeof(pending->reason1)); |
469 |
|
470 |
pending->last_gline_time = CurrentTime; |
471 |
pending->time_request1 = CurrentTime; |
472 |
|
473 |
dlinkAdd(pending, &pending->node, &pending_glines); |
474 |
} |
475 |
|
476 |
/* check_majority_gline() |
477 |
* |
478 |
* inputs - source, user, host, reason |
479 |
* |
480 |
* output - one of three results |
481 |
* |
482 |
* GLINE_ALREADY_VOTED - returned if oper/server has already voted |
483 |
* GLINE_PLACED - returned if this triggers a gline |
484 |
* GLINE_NOT_PLACED - returned if not triggered |
485 |
* |
486 |
* Side effects - |
487 |
* See if there is a majority agreement on a GLINE on the given user |
488 |
* There must be at least 3 different opers agreeing on this GLINE |
489 |
* |
490 |
*/ |
491 |
static int |
492 |
check_majority_gline(const struct Client *source_p, |
493 |
const char *user, const char *host, const char *reason) |
494 |
{ |
495 |
dlink_node *pending_node; |
496 |
struct gline_pending *gline_pending_ptr; |
497 |
|
498 |
/* if its already glined, why bother? :) -- fl_ */ |
499 |
if (find_is_glined(host, user)) |
500 |
return(GLINE_NOT_PLACED); |
501 |
|
502 |
/* special case condition where there are no pending glines */ |
503 |
if (dlink_list_length(&pending_glines) == 0) /* first gline request placed */ |
504 |
{ |
505 |
add_new_majority_gline(source_p, user, host, reason); |
506 |
return(GLINE_NOT_PLACED); |
507 |
} |
508 |
|
509 |
DLINK_FOREACH(pending_node, pending_glines.head) |
510 |
{ |
511 |
gline_pending_ptr = pending_node->data; |
512 |
|
513 |
if ((irccmp(gline_pending_ptr->user, user) == 0) && |
514 |
(irccmp(gline_pending_ptr->host, host) == 0)) |
515 |
{ |
516 |
if (((irccmp(gline_pending_ptr->oper_user1, source_p->username) == 0) || |
517 |
(irccmp(gline_pending_ptr->oper_host1, source_p->host) == 0)) || |
518 |
(irccmp(gline_pending_ptr->oper_server1, source_p->servptr->name) == 0)) |
519 |
{ |
520 |
return(GLINE_ALREADY_VOTED); |
521 |
} |
522 |
|
523 |
if (gline_pending_ptr->oper_user2[0] != '\0') |
524 |
{ |
525 |
/* if two other opers on two different servers have voted yes */ |
526 |
|
527 |
if(((irccmp(gline_pending_ptr->oper_user2, source_p->username)==0) || |
528 |
(irccmp(gline_pending_ptr->oper_host2, source_p->host)==0)) || |
529 |
(irccmp(gline_pending_ptr->oper_server2, source_p->servptr->name)==0)) |
530 |
{ |
531 |
return(GLINE_ALREADY_VOTED); |
532 |
} |
533 |
|
534 |
/* trigger the gline using the original reason --fl */ |
535 |
set_local_gline(source_p, user, host, gline_pending_ptr->reason1); |
536 |
cleanup_glines(NULL); |
537 |
return(GLINE_PLACED); |
538 |
} |
539 |
else |
540 |
{ |
541 |
strlcpy(gline_pending_ptr->oper_nick2, source_p->name, |
542 |
sizeof(gline_pending_ptr->oper_nick2)); |
543 |
strlcpy(gline_pending_ptr->oper_user2, source_p->username, |
544 |
sizeof(gline_pending_ptr->oper_user2)); |
545 |
strlcpy(gline_pending_ptr->oper_host2, source_p->host, |
546 |
sizeof(gline_pending_ptr->oper_host2)); |
547 |
strlcpy(gline_pending_ptr->reason2, reason, |
548 |
sizeof(gline_pending_ptr->reason2)); |
549 |
strlcpy(gline_pending_ptr->oper_server2, source_p->servptr->name, |
550 |
sizeof(gline_pending_ptr->oper_server2)); |
551 |
gline_pending_ptr->last_gline_time = CurrentTime; |
552 |
gline_pending_ptr->time_request2 = CurrentTime; |
553 |
return(GLINE_NOT_PLACED); |
554 |
} |
555 |
} |
556 |
} |
557 |
|
558 |
/* Didn't find this user@host gline in pending gline list |
559 |
* so add it. |
560 |
*/ |
561 |
add_new_majority_gline(source_p, user, host, reason); |
562 |
return(GLINE_NOT_PLACED); |
563 |
} |
564 |
#endif /* GLINE_VOTING */ |
565 |
|
566 |
static int |
567 |
remove_gline_match(const char *user, const char *host) |
568 |
{ |
569 |
struct AccessItem *aconf; |
570 |
dlink_node *ptr = NULL; |
571 |
struct irc_ssaddr addr, caddr; |
572 |
int nm_t, cnm_t, bits, cbits; |
573 |
|
574 |
nm_t = parse_netmask(host, &addr, &bits); |
575 |
|
576 |
DLINK_FOREACH(ptr, temporary_glines.head) |
577 |
{ |
578 |
aconf = map_to_conf(ptr->data); |
579 |
cnm_t = parse_netmask(aconf->host, &caddr, &cbits); |
580 |
|
581 |
if (cnm_t != nm_t || irccmp(user, aconf->user)) |
582 |
continue; |
583 |
|
584 |
if ((nm_t == HM_HOST && !irccmp(aconf->host, host)) || |
585 |
(nm_t == HM_IPV4 && bits == cbits && match_ipv4(&addr, &caddr, bits)) |
586 |
#ifdef IPV6 |
587 |
|| (nm_t == HM_IPV6 && bits == cbits && match_ipv6(&addr, &caddr, bits)) |
588 |
#endif |
589 |
) |
590 |
{ |
591 |
dlinkDelete(ptr, &temporary_glines); |
592 |
delete_one_address_conf(aconf->host, aconf); |
593 |
return(1); |
594 |
} |
595 |
} |
596 |
|
597 |
return(0); |
598 |
} |
599 |
|
600 |
/* |
601 |
** m_ungline |
602 |
** added May 29th 2000 by Toby Verrall <toot@melnet.co.uk> |
603 |
** added to hybrid-7 7/11/2000 --is |
604 |
** |
605 |
** parv[0] = sender nick |
606 |
** parv[1] = gline to remove |
607 |
*/ |
608 |
static void |
609 |
mo_ungline(struct Client *client_p, struct Client *source_p, |
610 |
int parc, char *parv[]) |
611 |
{ |
612 |
char *user, *host; |
613 |
|
614 |
if (!ConfigFileEntry.glines) |
615 |
{ |
616 |
sendto_one(source_p, ":%s NOTICE %s :UNGLINE disabled", |
617 |
me.name, source_p->name); |
618 |
return; |
619 |
} |
620 |
|
621 |
if (!IsOperUnkline(source_p) || !IsOperGline(source_p)) |
622 |
{ |
623 |
sendto_one(source_p, form_str(ERR_NOPRIVS), |
624 |
me.name, source_p->name, "gline"); |
625 |
return; |
626 |
} |
627 |
|
628 |
if (parse_aline("UNGLINE", source_p, parc, parv, |
629 |
0, &user, &host, NULL, NULL, NULL) < 0) |
630 |
return; |
631 |
|
632 |
if (remove_gline_match(user, host)) |
633 |
{ |
634 |
sendto_one(source_p, ":%s NOTICE %s :G-Line for [%s@%s] is removed", |
635 |
me.name, source_p->name, user, host); |
636 |
sendto_realops_flags(UMODE_ALL, L_ALL, |
637 |
"%s has removed the G-Line for: [%s@%s]", |
638 |
get_oper_name(source_p), user, host); |
639 |
ilog(L_NOTICE, "%s removed G-Line for [%s@%s]", |
640 |
get_oper_name(source_p), user, host); |
641 |
} |
642 |
else |
643 |
{ |
644 |
sendto_one(source_p, ":%s NOTICE %s :No G-Line for %s@%s", |
645 |
me.name, source_p->name, user, host); |
646 |
} |
647 |
} |