1 /* modules/m_services.c
2 * Copyright (C) 2005 Lee Hardy <lee -at- leeh.co.uk>
3 * Copyright (C) 2005 ircd-ratbox development team
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
9 * 1.Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
11 * 2.Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3.The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
21 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
23 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
25 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
26 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 * POSSIBILITY OF SUCH DAMAGE.
29 * $Id: m_services.c 1907 2006-08-29 19:18:15Z jilles $
42 #include "s_newconf.h"
51 static int me_su(struct Client
*, struct Client
*, int, const char **);
52 static int me_login(struct Client
*, struct Client
*, int, const char **);
53 static int me_rsfnc(struct Client
*, struct Client
*, int, const char **);
54 static int me_nickdelay(struct Client
*, struct Client
*, int, const char **);
56 static void h_svc_server_introduced(hook_data_client
*);
57 static void h_svc_whois(hook_data_client
*);
58 static void h_svc_stats(hook_data_int
*);
60 struct Message su_msgtab
= {
61 "SU", 0, 0, 0, MFLG_SLOW
,
62 {mg_ignore
, mg_ignore
, mg_ignore
, mg_ignore
, {me_su
, 2}, mg_ignore
}
64 struct Message login_msgtab
= {
65 "LOGIN", 0, 0, 0, MFLG_SLOW
,
66 {mg_ignore
, mg_ignore
, mg_ignore
, mg_ignore
, {me_login
, 2}, mg_ignore
}
68 struct Message rsfnc_msgtab
= {
69 "RSFNC", 0, 0, 0, MFLG_SLOW
,
70 {mg_ignore
, mg_ignore
, mg_ignore
, mg_ignore
, {me_rsfnc
, 4}, mg_ignore
}
72 struct Message nickdelay_msgtab
= {
73 "NICKDELAY", 0, 0, 0, MFLG_SLOW
,
74 {mg_unreg
, mg_ignore
, mg_ignore
, mg_ignore
, {me_nickdelay
, 3}, mg_ignore
}
77 mapi_clist_av1 services_clist
[] = {
78 &su_msgtab
, &login_msgtab
, &rsfnc_msgtab
, &nickdelay_msgtab
, NULL
80 mapi_hfn_list_av1 services_hfnlist
[] = {
81 { "doing_stats", (hookfn
) h_svc_stats
},
82 { "doing_whois", (hookfn
) h_svc_whois
},
83 { "doing_whois_global", (hookfn
) h_svc_whois
},
84 { "server_introduced", (hookfn
) h_svc_server_introduced
},
88 DECLARE_MODULE_AV1(services
, NULL
, NULL
, services_clist
, NULL
, services_hfnlist
, "$Revision: 1907 $");
91 me_su(struct Client
*client_p
, struct Client
*source_p
,
92 int parc
, const char *parv
[])
94 struct Client
*target_p
;
96 if(!(source_p
->flags
& FLAGS_SERVICE
))
99 if((target_p
= find_client(parv
[1])) == NULL
)
105 if(EmptyString(parv
[2]))
106 target_p
->user
->suser
[0] = '\0';
108 rb_strlcpy(target_p
->user
->suser
, parv
[2], sizeof(target_p
->user
->suser
));
110 sendto_common_channels_local_butone(target_p
, CLICAP_ACCOUNT_NOTIFY
, ":%s!%s@%s ACCOUNT %s",
111 target_p
->name
, target_p
->username
, target_p
->host
,
112 EmptyString(target_p
->user
->suser
) ? "*" : target_p
->user
->suser
);
114 invalidate_bancache_user(target_p
);
120 me_login(struct Client
*client_p
, struct Client
*source_p
,
121 int parc
, const char *parv
[])
123 if(!IsPerson(source_p
))
126 rb_strlcpy(source_p
->user
->suser
, parv
[1], sizeof(source_p
->user
->suser
));
131 clean_nick(const char *nick
)
135 if(EmptyString(nick
) || *nick
== '-' || IsDigit(*nick
))
141 if(!IsNickChar(*nick
))
152 me_rsfnc(struct Client
*client_p
, struct Client
*source_p
,
153 int parc
, const char *parv
[])
155 struct Client
*target_p
;
156 struct Client
*exist_p
;
158 char note
[NICKLEN
+ 10];
160 if(!(source_p
->flags
& FLAGS_SERVICE
))
163 if((target_p
= find_person(parv
[1])) == NULL
)
166 if(!MyClient(target_p
))
169 if(!clean_nick(parv
[2]))
172 curts
= atol(parv
[4]);
174 /* if tsinfo is different from what it was when services issued the
175 * RSFNC, then we ignore it. This can happen when a client changes
176 * nicknames before the RSFNC arrives.. --anfl
178 if(target_p
->tsinfo
!= curts
)
181 if((exist_p
= find_named_client(parv
[2])))
185 /* this would be one hell of a race condition to trigger
186 * this one given the tsinfo check above, but its here for
189 if(target_p
== exist_p
)
192 if(MyClient(exist_p
))
193 sendto_one(exist_p
, ":%s KILL %s :(Nickname regained by services)",
194 me
.name
, exist_p
->name
);
196 exist_p
->flags
|= FLAGS_KILLED
;
197 /* Do not send kills to servers for unknowns -- jilles */
198 if(IsClient(exist_p
))
200 kill_client_serv_butone(NULL
, exist_p
, "%s (Nickname regained by services)",
202 sendto_realops_snomask(SNO_SKILL
, L_ALL
,
203 "Nick collision due to services forced nick change on %s",
207 rb_snprintf(buf
, sizeof(buf
), "Killed (%s (Nickname regained by services))",
209 exit_client(NULL
, exist_p
, &me
, buf
);
213 newts
= atol(parv
[3]);
215 /* timestamp is older than 15mins, ignore it */
216 if(newts
< (rb_current_time() - 900))
217 newts
= rb_current_time() - 900;
219 target_p
->tsinfo
= newts
;
221 monitor_signoff(target_p
);
223 invalidate_bancache_user(target_p
);
225 sendto_realops_snomask(SNO_NCHANGE
, L_ALL
,
226 "Nick change: From %s to %s [%s@%s]",
227 target_p
->name
, parv
[2], target_p
->username
,
230 sendto_common_channels_local(target_p
, NOCAPS
, ":%s!%s@%s NICK :%s",
231 target_p
->name
, target_p
->username
,
232 target_p
->host
, parv
[2]);
234 add_history(target_p
, 1);
235 sendto_server(NULL
, NULL
, CAP_TS6
, NOCAPS
, ":%s NICK %s :%ld",
236 use_id(target_p
), parv
[2], (long) target_p
->tsinfo
);
238 del_from_client_hash(target_p
->name
, target_p
);
239 strcpy(target_p
->name
, parv
[2]);
240 add_to_client_hash(target_p
->name
, target_p
);
242 monitor_signon(target_p
);
244 del_all_accepts(target_p
);
246 rb_snprintf(note
, NICKLEN
+ 10, "Nick: %s", target_p
->name
);
247 rb_note(target_p
->localClient
->F
, note
);
253 ** parv[1] = duration in seconds (0 to remove)
257 me_nickdelay(struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
262 if(!(source_p
->flags
& FLAGS_SERVICE
))
265 duration
= atoi(parv
[1]);
268 nd
= irc_dictionary_retrieve(nd_dict
, parv
[2]);
274 if (duration
> 86400)
276 add_nd_entry(parv
[2]);
277 nd
= irc_dictionary_retrieve(nd_dict
, parv
[2]);
279 nd
->expire
= rb_current_time() + duration
;
286 h_svc_server_introduced(hook_data_client
*hdata
)
290 RB_DLINK_FOREACH(ptr
, service_list
.head
)
292 if(!irccmp((const char *) ptr
->data
, hdata
->target
->name
))
294 hdata
->target
->flags
|= FLAGS_SERVICE
;
301 h_svc_whois(hook_data_client
*data
)
303 char *p
= data
->target
->user
->suser
;
306 /* Try to strip off any leading digits as this may be used to
307 * store both an ID number and an account name in one field.
308 * If only digits are present, leave as is.
313 p
= data
->target
->user
->suser
;
315 sendto_one_numeric(data
->client
, RPL_WHOISLOGGEDIN
,
316 form_str(RPL_WHOISLOGGEDIN
),
317 data
->target
->name
, p
);
322 h_svc_stats(hook_data_int
*data
)
324 char statchar
= (char) data
->arg2
;
327 if (statchar
== 'U' && IsOper(data
->client
))
329 RB_DLINK_FOREACH(ptr
, service_list
.head
)
331 sendto_one_numeric(data
->client
, RPL_STATSULINE
,
332 form_str(RPL_STATSULINE
),
333 ptr
->data
, "*", "*", "s");