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root/svn/ircd-hybrid/trunk/modules/m_xline.c
Revision: 2340
Committed: Wed Jul 3 13:31:23 2013 UTC (13 years, 3 months ago) by michael
Content type: text/x-csrc
File size: 11754 byte(s)
Log Message:
- UNRESV should be logged as well
- Improved logging. Fixed inconsistent use of
  get_oper_name() vs. source_p->name

File Contents

# User Rev Content
1 adx 30 /*
2     * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3     * m_xline.c: xlines an user.
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 knight 31 * $Id$
23 adx 30 */
24    
25     #include "stdinc.h"
26 michael 1011 #include "list.h"
27 adx 30 #include "channel.h"
28     #include "client.h"
29     #include "irc_string.h"
30     #include "ircd.h"
31 michael 1632 #include "conf.h"
32 adx 30 #include "hostmask.h"
33     #include "numeric.h"
34     #include "fdlist.h"
35     #include "s_bsd.h"
36 michael 1309 #include "log.h"
37 adx 30 #include "s_misc.h"
38     #include "send.h"
39     #include "hash.h"
40     #include "s_serv.h"
41     #include "parse.h"
42     #include "modules.h"
43     #include "resv.h"
44 michael 1622 #include "conf_db.h"
45 michael 1666 #include "memory.h"
46 adx 30
47    
48     static int valid_xline(struct Client *, char *, char *, int);
49     static void write_xline(struct Client *, char *, char *, time_t);
50     static void remove_xline(struct Client *, char *);
51 michael 1622 static int remove_xline_match(const char *);
52 adx 30
53     static void relay_xline(struct Client *, char *[]);
54    
55     /* mo_xline()
56     *
57     * inputs - pointer to server
58     * - pointer to client
59     * - parameter count
60     * - parameter list
61     * output -
62     * side effects - x line is added
63     *
64     */
65     static void
66     mo_xline(struct Client *client_p, struct Client *source_p,
67     int parc, char *parv[])
68     {
69     char *reason = NULL;
70     char *gecos = NULL;
71 michael 1632 struct MaskItem *conf = NULL;
72 adx 30 char *target_server = NULL;
73     time_t tkline_time = 0;
74    
75 michael 1219 if (!HasOFlag(source_p, OPER_FLAG_X))
76 adx 30 {
77 michael 1834 sendto_one(source_p, form_str(ERR_NOPRIVS),
78 adx 30 me.name, source_p->name, "xline");
79     return;
80     }
81    
82     /*
83     * XLINE <gecos> <time> ON <mask> :<reason>
84     * XLINE <gecos> ON <mask> :<reason>
85     */
86     if (parse_aline("XLINE", source_p, parc, parv, AWILD, &gecos, NULL,
87     &tkline_time, &target_server, &reason) < 0)
88     return;
89    
90     if (target_server != NULL)
91     {
92     /* if a given expire time is given, ENCAP it */
93     if (tkline_time != 0)
94     sendto_match_servs(source_p, target_server, CAP_ENCAP,
95     "ENCAP %s XLINE %d %s 0 :%s",
96     target_server, (int)tkline_time, gecos, reason);
97     else
98     sendto_match_servs(source_p, target_server, CAP_CLUSTER,
99     "XLINE %s %s %d :%s",
100     target_server, gecos, (int)tkline_time, reason);
101    
102     /* Allow ON to apply local xline as well if it matches */
103 michael 1652 if (match(target_server, me.name))
104 adx 30 return;
105     }
106     else
107     {
108     if (tkline_time != 0)
109     cluster_a_line(source_p, "ENCAP", CAP_ENCAP, SHARED_XLINE,
110     "XLINE %d %s 0 :%s", (int)tkline_time, gecos, reason);
111     else
112     cluster_a_line(source_p, "XLINE", CAP_KLN, SHARED_XLINE,
113     "%s 0 :%s", gecos, reason);
114     }
115    
116     if (!valid_xline(source_p, gecos, reason, 0))
117     return;
118    
119 michael 1632 if ((conf = find_matching_name_conf(CONF_XLINE, gecos,
120 adx 30 NULL, NULL, 0)) != NULL)
121     {
122     sendto_one(source_p, ":%s NOTICE %s :[%s] already X-Lined by [%s] - %s",
123     me.name, source_p->name, gecos,
124 michael 1632 conf->name, conf->reason);
125 adx 30 return;
126     }
127    
128     write_xline(source_p, gecos, reason, tkline_time);
129     }
130    
131     /* ms_xline()
132     *
133     * inputs - oper, target server, xline, {type}, reason
134     * deprecate {type} reserve for temp xlines later? XXX
135     *
136     * outputs - none
137     * side effects - propagates xline, applies it if we are a target
138     */
139     static void
140     ms_xline(struct Client *client_p, struct Client *source_p,
141     int parc, char *parv[])
142     {
143     if (parc != 5 || EmptyString(parv[4]))
144     return;
145    
146     if (!IsClient(source_p))
147     return;
148    
149     if (!valid_xline(source_p, parv[2], parv[4], 0))
150     return;
151    
152     relay_xline(source_p, parv);
153     }
154    
155     /* me_xline()
156     *
157     * inputs - server
158     * - client (oper)
159     * - parc number of arguments
160     * - parv list of arguments
161     * via parv[]
162     * parv[1] = target
163     * parv[2] = server
164     * parv[3] = xline
165     * parv[4] = time
166     * parv[5] = reason
167     *
168     * outputs - none
169     * side effects -
170     */
171     static void
172     me_xline(struct Client *client_p, struct Client *source_p,
173     int parc, char *parv[])
174     {
175     if (!IsClient(source_p) || parc != 5)
176     return;
177    
178     relay_xline(source_p, parv);
179     }
180    
181     static void
182     relay_xline(struct Client *source_p, char *parv[])
183     {
184 michael 1632 struct MaskItem *conf = NULL;
185 adx 30 int t_sec;
186    
187     t_sec = atoi(parv[3]);
188    
189     sendto_match_servs(source_p, parv[1], CAP_CLUSTER,
190     "XLINE %s %s %s :%s",
191     parv[1], parv[2], parv[3], parv[4]);
192    
193 michael 1652 if (match(parv[1], me.name))
194 adx 30 return;
195    
196 michael 1632 if (HasFlag(source_p, FLAGS_SERVICE) || find_matching_name_conf(CONF_ULINE, source_p->servptr->name,
197 adx 30 source_p->username, source_p->host,
198     SHARED_XLINE))
199     {
200 michael 1632 if ((conf = find_matching_name_conf(CONF_XLINE, parv[2],
201 adx 30 NULL, NULL, 0)) != NULL)
202     {
203     sendto_one(source_p, ":%s NOTICE %s :[%s] already X-Lined by [%s] - %s",
204     ID_or_name(&me, source_p->from),
205     ID_or_name(source_p, source_p->from),
206 michael 1632 parv[2], conf->name, conf->reason);
207 adx 30 return;
208     }
209    
210     write_xline(source_p, parv[2], parv[4], t_sec);
211     }
212     }
213    
214     /* mo_unxline()
215     *
216     * inputs - pointer to server
217     * - pointer to client
218     * - parameter count
219     * - parameter list
220     * output -
221     * side effects - removes a xline
222     */
223     static void
224     mo_unxline(struct Client *client_p, struct Client *source_p,
225     int parc, char *parv[])
226     {
227     char *gecos = NULL;
228     char *target_server = NULL;
229    
230 michael 1219 if (!HasOFlag(source_p, OPER_FLAG_X))
231 adx 30 {
232 michael 1834 sendto_one(source_p, form_str(ERR_NOPRIVS),
233 adx 30 me.name, source_p->name, "unxline");
234     return;
235     }
236    
237     /* UNXLINE bill ON irc.server.com */
238     if (parse_aline("UNXLINE", source_p, parc, parv, 0, &gecos,
239     NULL, NULL, &target_server, NULL) < 0)
240     return;
241    
242     if (target_server != NULL)
243     {
244     sendto_match_servs(source_p, target_server, CAP_CLUSTER,
245     "UNXLINE %s %s", target_server, gecos);
246    
247     /* Allow ON to apply local unxline as well if it matches */
248 michael 1652 if (match(target_server, me.name))
249 adx 30 return;
250     }
251     else
252     cluster_a_line(source_p, "UNXLINE", CAP_CLUSTER, SHARED_UNXLINE,
253     "%s", gecos);
254    
255     remove_xline(source_p, gecos);
256     }
257    
258     /* ms_unxline()
259     *
260     * inputs - oper, target server, gecos
261     * outputs - none
262     * side effects - propagates unxline, applies it if we are a target
263     */
264     static void
265     ms_unxline(struct Client *client_p, struct Client *source_p,
266     int parc, char *parv[])
267     {
268     if (parc != 3)
269     return;
270    
271     if (!IsClient(source_p) || EmptyString(parv[2]))
272     return;
273    
274     sendto_match_servs(source_p, parv[1], CAP_CLUSTER,
275     "UNXLINE %s %s", parv[1], parv[2]);
276    
277 michael 1652 if (match(parv[1], me.name))
278 adx 30 return;
279    
280 michael 1632 if (HasFlag(source_p, FLAGS_SERVICE) || find_matching_name_conf(CONF_ULINE, source_p->servptr->name,
281 adx 30 source_p->username, source_p->host,
282     SHARED_UNXLINE))
283     remove_xline(source_p, parv[2]);
284     }
285    
286     /* valid_xline()
287     *
288     * inputs - client to complain to, gecos, reason, whether to complain
289     * outputs - 1 for valid, else 0
290     * side effects - complains to client, when warn != 0
291     */
292     static int
293     valid_xline(struct Client *source_p, char *gecos, char *reason, int warn)
294     {
295     if (EmptyString(reason))
296     {
297     if (warn)
298 michael 1834 sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
299 adx 30 me.name, source_p->name, "XLINE");
300     return 0;
301     }
302    
303     if (!valid_wild_card_simple(gecos))
304     {
305     if (warn)
306     sendto_one(source_p, ":%s NOTICE %s :Please include at least %d non-wildcard characters with the xline",
307     me.name, source_p->name, ConfigFileEntry.min_nonwildcard_simple);
308    
309     return 0;
310     }
311    
312     return 1;
313     }
314    
315     /* write_xline()
316     *
317     * inputs - client taking credit for xline, gecos, reason, xline type
318     * outputs - none
319     * side effects - when successful, adds an xline to the conf
320     */
321     static void
322     write_xline(struct Client *source_p, char *gecos, char *reason,
323     time_t tkline_time)
324     {
325 michael 1845 struct MaskItem *conf = conf_make(CONF_XLINE);
326 adx 30
327     collapse(gecos);
328 michael 1646 conf->name = xstrdup(gecos);
329     conf->reason = xstrdup(reason);
330 michael 1632 conf->setat = CurrentTime;
331 adx 30
332 michael 1632 SetConfDatabase(conf);
333 michael 1628
334 adx 30 if (tkline_time != 0)
335     {
336 michael 1618 sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
337 adx 30 "%s added temporary %d min. X-Line for [%s] [%s]",
338     get_oper_name(source_p), (int)tkline_time/60,
339 michael 1632 conf->name, conf->reason);
340 adx 30 sendto_one(source_p, ":%s NOTICE %s :Added temporary %d min. X-Line [%s]",
341     MyConnect(source_p) ? me.name : ID_or_name(&me, source_p->from),
342     source_p->name, (int)tkline_time/60, conf->name);
343 michael 2336 ilog(LOG_TYPE_XLINE, "%s added temporary %d min. X-Line for [%s] [%s]",
344 adx 30 source_p->name, (int)tkline_time/60,
345 michael 1632 conf->name, conf->reason);
346 michael 1649 conf->until = CurrentTime + tkline_time;
347 adx 30 }
348     else
349 michael 1622 {
350     sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
351     "%s added X-Line for [%s] [%s]",
352     get_oper_name(source_p), conf->name,
353 michael 1632 conf->reason);
354 michael 1622 sendto_one(source_p,
355 michael 1644 ":%s NOTICE %s :Added X-Line [%s] [%s]",
356 michael 1622 MyConnect(source_p) ? me.name : ID_or_name(&me, source_p->from),
357 michael 1644 source_p->name, conf->name, conf->reason);
358 michael 2336 ilog(LOG_TYPE_XLINE, "%s added X-Line for [%s] [%s]",
359 michael 1632 get_oper_name(source_p), conf->name, conf->reason);
360 michael 1622 }
361    
362 adx 30 rehashed_klines = 1;
363     }
364    
365     static void
366     remove_xline(struct Client *source_p, char *gecos)
367     {
368 michael 1622 if (remove_xline_match(gecos))
369 adx 30 {
370     sendto_one(source_p,
371 michael 1622 ":%s NOTICE %s :X-Line for [%s] is removed",
372 adx 30 me.name, source_p->name, gecos);
373 michael 1618 sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
374 adx 30 "%s has removed the X-Line for: [%s]",
375     get_oper_name(source_p), gecos);
376 michael 2336 ilog(LOG_TYPE_XLINE, "%s removed X-Line for [%s]",
377 michael 2340 get_oper_name(source_p), gecos);
378 adx 30 }
379     else
380     sendto_one(source_p, ":%s NOTICE %s :No X-Line for %s",
381     me.name, source_p->name, gecos);
382     }
383    
384     /* static int remove_tkline_match(const char *host, const char *user)
385     *
386     * Inputs: gecos
387     * Output: returns YES on success, NO if no tkline removed.
388     * Side effects: Any matching tklines are removed.
389     */
390     static int
391 michael 1622 remove_xline_match(const char *gecos)
392 adx 30 {
393     dlink_node *ptr = NULL, *next_ptr = NULL;
394    
395 michael 1622 DLINK_FOREACH_SAFE(ptr, next_ptr, xconf_items.head)
396 adx 30 {
397 michael 1632 struct MaskItem *conf = ptr->data;
398 adx 30
399 michael 1632 if (!IsConfDatabase(conf))
400 michael 1622 continue;
401    
402     if (!irccmp(gecos, conf->name))
403 adx 30 {
404 michael 1632 conf_free(conf);
405 adx 30 return 1;
406     }
407     }
408    
409     return 0;
410     }
411 michael 1230
412     static struct Message xline_msgtab = {
413     "XLINE", 0, 0, 2, MAXPARA, MFLG_SLOW, 0,
414     { m_unregistered, m_not_oper, ms_xline, me_xline, mo_xline, m_ignore }
415     };
416    
417     static struct Message unxline_msgtab = {
418     "UNXLINE", 0, 0, 2, MAXPARA, MFLG_SLOW, 0,
419     { m_unregistered, m_not_oper, ms_unxline, m_ignore, mo_unxline, m_ignore }
420     };
421    
422     static void
423     module_init(void)
424     {
425     mod_add_cmd(&xline_msgtab);
426     mod_add_cmd(&unxline_msgtab);
427     }
428    
429     static void
430     module_exit(void)
431     {
432     mod_del_cmd(&xline_msgtab);
433     mod_del_cmd(&unxline_msgtab);
434     }
435    
436     struct module module_entry = {
437     .node = { NULL, NULL, NULL },
438     .name = NULL,
439     .version = "$Revision$",
440     .handle = NULL,
441     .modinit = module_init,
442     .modexit = module_exit,
443     .flags = 0
444     };

Properties

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svn:eol-style native
svn:keywords Id Revision