| 1 |
/* |
| 2 |
* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). |
| 3 |
* m_resv.c: Reserves(jupes) a nickname or channel. |
| 4 |
* |
| 5 |
* Copyright (C) 2001-2002 Hybrid Development Team |
| 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 "conf/conf.h" |
| 27 |
#include "handlers.h" |
| 28 |
#include "client.h" |
| 29 |
#include "channel.h" |
| 30 |
#include "ircd.h" |
| 31 |
#include "numeric.h" |
| 32 |
#include "s_serv.h" |
| 33 |
#include "send.h" |
| 34 |
#include "msg.h" |
| 35 |
#include "parse.h" |
| 36 |
#include "parse_aline.h" |
| 37 |
#include "hash.h" |
| 38 |
#include "s_user.h" |
| 39 |
|
| 40 |
static void mo_resv(struct Client *, struct Client *, int, char *[]); |
| 41 |
static void me_resv(struct Client *, struct Client *, int, char *[]); |
| 42 |
static void ms_resv(struct Client *, struct Client *, int, char *[]); |
| 43 |
static void mo_unresv(struct Client *, struct Client *, int, char *[]); |
| 44 |
static void ms_unresv(struct Client *, struct Client *, int, char *[]); |
| 45 |
|
| 46 |
static void parse_resv(struct Client *, char *, int, char *); |
| 47 |
static void remove_resv(struct Client *, const char *); |
| 48 |
|
| 49 |
struct Message resv_msgtab = { |
| 50 |
"RESV", 0, 0, 3, 0, MFLG_SLOW, 0, |
| 51 |
{ m_ignore, m_not_oper, ms_resv, me_resv, mo_resv, m_ignore } |
| 52 |
}; |
| 53 |
|
| 54 |
struct Message unresv_msgtab = { |
| 55 |
"UNRESV", 0, 0, 2, 0, MFLG_SLOW, 0, |
| 56 |
{ m_ignore, m_not_oper, ms_unresv, m_ignore, mo_unresv, m_ignore } |
| 57 |
}; |
| 58 |
|
| 59 |
INIT_MODULE(m_resv, "$Revision$") |
| 60 |
{ |
| 61 |
mod_add_cmd(&resv_msgtab); |
| 62 |
mod_add_cmd(&unresv_msgtab); |
| 63 |
} |
| 64 |
|
| 65 |
CLEANUP_MODULE |
| 66 |
{ |
| 67 |
mod_del_cmd(&unresv_msgtab); |
| 68 |
mod_del_cmd(&resv_msgtab); |
| 69 |
} |
| 70 |
|
| 71 |
/* mo_resv() |
| 72 |
* parv[0] = sender prefix |
| 73 |
* parv[1] = channel/nick to forbid |
| 74 |
*/ |
| 75 |
static void |
| 76 |
mo_resv(struct Client *client_p, struct Client *source_p, |
| 77 |
int parc, char *parv[]) |
| 78 |
{ |
| 79 |
char *resv = NULL; |
| 80 |
char *reason = NULL; |
| 81 |
char *target_server = NULL; |
| 82 |
time_t tkline_time = 0; |
| 83 |
|
| 84 |
/* RESV #channel ON irc.server.com :abuse |
| 85 |
* RESV kiddie ON irc.server.com :abuse |
| 86 |
*/ |
| 87 |
if (parse_aline("RESV", source_p, parc, parv, |
| 88 |
AWILD, &resv, NULL, &tkline_time, &target_server, &reason) < 0) |
| 89 |
return; |
| 90 |
|
| 91 |
if (target_server != NULL) |
| 92 |
{ |
| 93 |
// if a given expire time is given, ENCAP it |
| 94 |
if (tkline_time != 0) |
| 95 |
sendto_match_servs(source_p, target_server, CAP_ENCAP, |
| 96 |
"ENCAP %s RESV %d %s 0 :%s", |
| 97 |
target_server, (int)tkline_time, resv, reason); |
| 98 |
else |
| 99 |
sendto_match_servs(source_p, target_server, CAP_CLUSTER, |
| 100 |
"RESV %s %s :%s", |
| 101 |
target_server, resv, reason); |
| 102 |
// Allow ON to apply local resv as well if it matches |
| 103 |
if (!match(target_server, me.name)) |
| 104 |
return; |
| 105 |
} |
| 106 |
else |
| 107 |
{ |
| 108 |
/* RESV #channel :abuse |
| 109 |
* RESV kiddie :abuse |
| 110 |
*/ |
| 111 |
if (tkline_time != 0) |
| 112 |
cluster_a_line(source_p, "ENCAP", CAP_ENCAP, SHARED_RESV, |
| 113 |
"RESV %d %s 0 : %s", (int)tkline_time, resv, reason); |
| 114 |
else |
| 115 |
cluster_a_line(source_p, "RESV", CAP_KLN, SHARED_RESV, |
| 116 |
"%s : %s", resv, reason); |
| 117 |
} |
| 118 |
|
| 119 |
parse_resv(source_p, resv, (int)tkline_time, reason); |
| 120 |
} |
| 121 |
|
| 122 |
/* me_resv() |
| 123 |
* |
| 124 |
* inputs - server |
| 125 |
* - client (oper) |
| 126 |
* - parc number of arguments |
| 127 |
* - parv list of arguments |
| 128 |
* via parv[] |
| 129 |
* parv[0] = client name applying resv |
| 130 |
* parv[1] = tkline_time |
| 131 |
* parv[2] = name |
| 132 |
* parv[3] = 0 |
| 133 |
* parv[4] = reason |
| 134 |
* parc should be 5 |
| 135 |
* |
| 136 |
* outputs - NONE |
| 137 |
* side effects - |
| 138 |
*/ |
| 139 |
static void |
| 140 |
me_resv(struct Client *client_p, struct Client *source_p, |
| 141 |
int parc, char *parv[]) |
| 142 |
{ |
| 143 |
if (parc != 5 || !IsClient(source_p)) |
| 144 |
return; |
| 145 |
|
| 146 |
parse_resv(source_p, parv[2], atoi(parv[1]), parv[4]); |
| 147 |
} |
| 148 |
|
| 149 |
/* ms_resv() |
| 150 |
* parv[0] = sender prefix |
| 151 |
* parv[1] = target server |
| 152 |
* parv[2] = channel/nick to resv |
| 153 |
* parv[3] = reason |
| 154 |
*/ |
| 155 |
static void |
| 156 |
ms_resv(struct Client *client_p, struct Client *source_p, |
| 157 |
int parc, char *parv[]) |
| 158 |
{ |
| 159 |
if ((parc != 4) || EmptyString(parv[3])) |
| 160 |
return; |
| 161 |
|
| 162 |
sendto_match_servs(source_p, parv[1], CAP_CLUSTER, |
| 163 |
"RESV %s %s :%s", |
| 164 |
parv[1], parv[2], parv[3]); |
| 165 |
|
| 166 |
if (!IsClient(source_p) || !match(parv[1], me.name)) |
| 167 |
return; |
| 168 |
|
| 169 |
if (find_shared(source_p->servptr->name, source_p->username, source_p->host, |
| 170 |
source_p->sockhost, SHARED_RESV)) |
| 171 |
parse_resv(source_p, parv[2], 0, parv[3]); |
| 172 |
} |
| 173 |
|
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/* mo_unresv() |
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* parv[0] = sender prefix |
| 176 |
* parv[1] = channel/nick to unforbid |
| 177 |
*/ |
| 178 |
static void |
| 179 |
mo_unresv(struct Client *client_p, struct Client *source_p, |
| 180 |
int parc, char *parv[]) |
| 181 |
{ |
| 182 |
char *resv = NULL; |
| 183 |
char *reason = NULL; |
| 184 |
char *target_server = NULL; |
| 185 |
|
| 186 |
// UNRESV #channel ON irc.server.com |
| 187 |
// UNRESV kiddie ON irc.server.com |
| 188 |
if (parse_aline("UNRESV", source_p, parc, parv, |
| 189 |
0, &resv, NULL, NULL, &target_server, &reason) < 0) |
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return; |
| 191 |
|
| 192 |
if (target_server != NULL) |
| 193 |
{ |
| 194 |
sendto_match_servs(source_p, target_server, CAP_CLUSTER, |
| 195 |
"UNRESV %s %s", |
| 196 |
target_server, resv); |
| 197 |
|
| 198 |
// Allow ON to apply local unresv as well if it matches |
| 199 |
if (!match(target_server, me.name)) |
| 200 |
return; |
| 201 |
} |
| 202 |
else |
| 203 |
cluster_a_line(source_p, "UNRESV", CAP_KLN, SHARED_UNRESV, resv); |
| 204 |
|
| 205 |
remove_resv(source_p, resv); |
| 206 |
} |
| 207 |
|
| 208 |
/* ms_unresv() |
| 209 |
* parv[0] = sender prefix |
| 210 |
* parv[1] = target server |
| 211 |
* parv[2] = resv to remove |
| 212 |
*/ |
| 213 |
static void |
| 214 |
ms_unresv(struct Client *client_p, struct Client *source_p, |
| 215 |
int parc, char *parv[]) |
| 216 |
{ |
| 217 |
if ((parc != 3) || EmptyString(parv[2])) |
| 218 |
return; |
| 219 |
|
| 220 |
sendto_match_servs(source_p, parv[1], CAP_CLUSTER, |
| 221 |
"UNRESV %s %s", |
| 222 |
parv[1], parv[2]); |
| 223 |
|
| 224 |
if (!IsClient(source_p) || !match(parv[1], me.name)) |
| 225 |
return; |
| 226 |
|
| 227 |
if (find_shared(source_p->servptr->name, source_p->username, source_p->host, |
| 228 |
source_p->sockhost, SHARED_UNRESV)) |
| 229 |
remove_resv(source_p, parv[2]); |
| 230 |
} |
| 231 |
|
| 232 |
/* parse_resv() |
| 233 |
* |
| 234 |
* inputs - source_p, NULL supported |
| 235 |
* - thing to resv |
| 236 |
* - time_t if tkline |
| 237 |
* - reason |
| 238 |
* outputs - none |
| 239 |
* side effects - parse resv, create if valid |
| 240 |
*/ |
| 241 |
static void |
| 242 |
parse_resv(struct Client *source_p, char *name, int tkline_time, char *reason) |
| 243 |
{ |
| 244 |
struct ResvConf *conf = NULL; |
| 245 |
FBFILE *out = NULL; |
| 246 |
|
| 247 |
if (!IsAdmin(source_p) && has_wildcards(name, IsChanPrefix(*name))) |
| 248 |
{ |
| 249 |
sendto_one(source_p, ":%s NOTICE %s :You must be an admin to perform a " |
| 250 |
"wildcard RESV", me.name, source_p->name); |
| 251 |
return; |
| 252 |
} |
| 253 |
|
| 254 |
if (IsChanPrefix(*name)) |
| 255 |
{ |
| 256 |
if (find_channel_resv(name)) |
| 257 |
{ |
| 258 |
sendto_one(source_p, |
| 259 |
":%s NOTICE %s :A RESV has already been placed on channel: %s", |
| 260 |
me.name, source_p->name, name); |
| 261 |
return; |
| 262 |
} |
| 263 |
|
| 264 |
conf = MyMalloc(sizeof(*conf)); |
| 265 |
DupString(conf->mask, name); |
| 266 |
DupString(conf->reason, reason); |
| 267 |
if (has_wildcards(name, YES)) |
| 268 |
{ |
| 269 |
unsigned int hashv = hash_text(name, RHSIZE); |
| 270 |
conf->hnext = cresv_hash[hashv]; |
| 271 |
cresv_hash[hashv] = conf; |
| 272 |
num_hashed_resvs++; |
| 273 |
} |
| 274 |
else |
| 275 |
dlinkAdd(conf, &conf->node, &cresv_confs); |
| 276 |
|
| 277 |
if (tkline_time != 0) |
| 278 |
{ |
| 279 |
sendto_one(source_p, |
| 280 |
":%s NOTICE %s :A %d minute %s RESV has been placed on " |
| 281 |
"channel: %s", me.name, source_p->name, tkline_time/60, |
| 282 |
(MyClient(source_p) ? "local" : "remote"), name); |
| 283 |
sendto_realops_flags(UMODE_ALL, L_ALL, |
| 284 |
"%s has placed a %d minute %s RESV on " |
| 285 |
"channel: %s [%s]", get_oper_name(source_p), |
| 286 |
tkline_time/60, (MyClient(source_p) ? |
| 287 |
"local" : "remote"), conf->mask, conf->reason); |
| 288 |
ilog(L_TRACE, "%s added temporary %d min. RESV for [%s] [%s]", |
| 289 |
get_oper_name(source_p), (int)tkline_time/60, |
| 290 |
conf->mask, conf->reason); |
| 291 |
conf->expires = CurrentTime + tkline_time; |
| 292 |
} |
| 293 |
else |
| 294 |
{ |
| 295 |
sendto_one(source_p, |
| 296 |
":%s NOTICE %s :A %s RESV has been placed on channel %s", |
| 297 |
me.name, source_p->name, |
| 298 |
(MyClient(source_p) ? "local" : "remote"), name); |
| 299 |
sendto_realops_flags(UMODE_ALL, L_ALL, |
| 300 |
"%s has placed a %s RESV on channel %s : [%s]", |
| 301 |
get_oper_name(source_p), (MyClient(source_p) ? |
| 302 |
"local" : "remote"), conf->mask, conf->reason); |
| 303 |
// TBD - don't keep the *line in memory if we cannot open the conf file |
| 304 |
if ((out = fbopen(ServerState.cresvfile, "a")) == NULL) |
| 305 |
sendto_realops_flags(UMODE_ALL, L_ALL, |
| 306 |
"*** Problem opening %s", ServerState.cresvfile); |
| 307 |
else |
| 308 |
write_csv_line(out, "%s%s", |
| 309 |
conf->mask, conf->reason); |
| 310 |
} |
| 311 |
} |
| 312 |
else |
| 313 |
{ |
| 314 |
if (!valid_wild_card_simple(name)) |
| 315 |
{ |
| 316 |
sendto_one(source_p, ":%s NOTICE %s :Please include at least %d non-wildcard characters with the resv", |
| 317 |
me.name, source_p->name, General.min_nonwildcard_simple); |
| 318 |
return; |
| 319 |
} |
| 320 |
|
| 321 |
if (find_nick_resv(name)) |
| 322 |
{ |
| 323 |
sendto_one(source_p, |
| 324 |
":%s NOTICE %s :A RESV has already been placed on nick %s", |
| 325 |
me.name, source_p->name, name); |
| 326 |
return; |
| 327 |
} |
| 328 |
|
| 329 |
conf = MyMalloc(sizeof(*conf)); |
| 330 |
DupString(conf->mask, name); |
| 331 |
DupString(conf->reason, reason); |
| 332 |
if (has_wildcards(name, NO)) |
| 333 |
{ |
| 334 |
unsigned int hashv = hash_text(name, RHSIZE); |
| 335 |
conf->hnext = nresv_hash[hashv]; |
| 336 |
nresv_hash[hashv] = conf; |
| 337 |
num_hashed_resvs++; |
| 338 |
} |
| 339 |
else |
| 340 |
dlinkAdd(conf, &conf->node, &nresv_confs); |
| 341 |
|
| 342 |
if (tkline_time != 0) |
| 343 |
{ |
| 344 |
sendto_one(source_p, |
| 345 |
":%s NOTICE %s :A %d minute %s RESV has been placed on nick " |
| 346 |
"%s : [%s]", me.name, source_p->name, tkline_time/60, |
| 347 |
(MyClient(source_p) ? "local" : "remote"), |
| 348 |
conf->mask, conf->reason); |
| 349 |
sendto_realops_flags(UMODE_ALL, L_ALL, |
| 350 |
"%s has placed a %d minute %s RESV on nick %s : " |
| 351 |
"[%s]", get_oper_name(source_p), tkline_time/60, |
| 352 |
(MyClient(source_p) ? "local" : "remote"), |
| 353 |
conf->mask, conf->reason); |
| 354 |
ilog(L_TRACE, "%s added temporary %d min. RESV for [%s] [%s]", |
| 355 |
get_oper_name(source_p), (int)tkline_time/60, |
| 356 |
conf->mask, conf->reason); |
| 357 |
conf->expires = CurrentTime + tkline_time; |
| 358 |
} |
| 359 |
else |
| 360 |
{ |
| 361 |
sendto_one(source_p, |
| 362 |
":%s NOTICE %s :A %s RESV has been placed on nick %s : [%s]", |
| 363 |
me.name, source_p->name, |
| 364 |
(MyClient(source_p) ? "local" : "remote"), |
| 365 |
conf->mask, conf->reason); |
| 366 |
sendto_realops_flags(UMODE_ALL, L_ALL, |
| 367 |
"%s has placed a %s RESV on nick %s : [%s]", |
| 368 |
get_oper_name(source_p), (MyClient(source_p) ? |
| 369 |
"local" : "remote"), conf->mask, conf->reason); |
| 370 |
if ((out = fbopen(ServerState.nresvfile, "a")) == NULL) |
| 371 |
sendto_realops_flags(UMODE_ALL, L_ALL, |
| 372 |
"*** Problem opening %s", ServerState.nresvfile); |
| 373 |
else |
| 374 |
write_csv_line(out, "%s%s", |
| 375 |
conf->mask, conf->reason); |
| 376 |
} |
| 377 |
} |
| 378 |
} |
| 379 |
|
| 380 |
static void |
| 381 |
remove_resv(struct Client *source_p, const char *name) |
| 382 |
{ |
| 383 |
struct ResvConf *conf, *prev; |
| 384 |
|
| 385 |
if (IsChanPrefix(*name)) |
| 386 |
{ |
| 387 |
if (!(conf = do_find_resv(&cresv_confs, cresv_hash, name, irccmp))) |
| 388 |
{ |
| 389 |
sendto_one(source_p, |
| 390 |
":%s NOTICE %s :A RESV does not exist for channel: %s", |
| 391 |
me.name, source_p->name, name); |
| 392 |
return; |
| 393 |
} |
| 394 |
|
| 395 |
if (has_wildcards(conf->mask, YES)) |
| 396 |
{ |
| 397 |
unsigned int hashv = hash_text(conf->mask, RHSIZE); |
| 398 |
if (cresv_hash[hashv] == conf) |
| 399 |
cresv_hash[hashv] = conf->hnext; |
| 400 |
else |
| 401 |
{ |
| 402 |
// make it core if not found |
| 403 |
for (prev = cresv_hash[hashv]; prev->hnext != conf; prev = prev->hnext) |
| 404 |
; |
| 405 |
prev->hnext = conf->hnext; |
| 406 |
} |
| 407 |
num_hashed_resvs--; |
| 408 |
} |
| 409 |
else |
| 410 |
dlinkDelete(&conf->node, &cresv_confs); |
| 411 |
|
| 412 |
if (!conf->expires) |
| 413 |
remove_conf_line(123, source_p, name, NULL); |
| 414 |
|
| 415 |
MyFree(conf->mask); |
| 416 |
MyFree(conf->reason); |
| 417 |
MyFree(conf); |
| 418 |
|
| 419 |
sendto_one(source_p, |
| 420 |
":%s NOTICE %s :The RESV has been removed on channel: %s", |
| 421 |
me.name, source_p->name, name); |
| 422 |
sendto_realops_flags(UMODE_ALL, L_ALL, |
| 423 |
"%s has removed the RESV for channel: %s", |
| 424 |
get_oper_name(source_p), name); |
| 425 |
} |
| 426 |
else |
| 427 |
{ |
| 428 |
if (!(conf = do_find_resv(&nresv_confs, nresv_hash, name, irccmp))) |
| 429 |
{ |
| 430 |
sendto_one(source_p, ":%s NOTICE %s :A RESV does not exist for nick: %s", |
| 431 |
me.name, source_p->name, name); |
| 432 |
return; |
| 433 |
} |
| 434 |
|
| 435 |
if (has_wildcards(conf->mask, NO)) |
| 436 |
{ |
| 437 |
unsigned int hashv = hash_text(conf->mask, RHSIZE); |
| 438 |
if (nresv_hash[hashv] == conf) |
| 439 |
nresv_hash[hashv] = conf->hnext; |
| 440 |
else |
| 441 |
{ |
| 442 |
// make it core if not found |
| 443 |
for (prev = nresv_hash[hashv]; prev->hnext != conf; prev = prev->hnext) |
| 444 |
; |
| 445 |
prev->hnext = conf->hnext; |
| 446 |
} |
| 447 |
num_hashed_resvs--; |
| 448 |
} |
| 449 |
else |
| 450 |
dlinkDelete(&conf->node, &nresv_confs); |
| 451 |
|
| 452 |
if (!conf->expires) |
| 453 |
remove_conf_line(456, source_p, name, NULL); |
| 454 |
|
| 455 |
MyFree(conf->mask); |
| 456 |
MyFree(conf->reason); |
| 457 |
MyFree(conf); |
| 458 |
|
| 459 |
sendto_one(source_p, ":%s NOTICE %s :The RESV has been removed on nick: %s", |
| 460 |
me.name, source_p->name, name); |
| 461 |
sendto_realops_flags(UMODE_ALL, L_ALL, |
| 462 |
"%s has removed the RESV for nick: %s", |
| 463 |
get_oper_name(source_p), name); |
| 464 |
} |
| 465 |
} |
