]>
Commit | Line | Data |
---|---|---|
212380e3 | 1 | /* modules/m_services.c |
2 | * Copyright (C) 2005 Lee Hardy <lee -at- leeh.co.uk> | |
3 | * Copyright (C) 2005 ircd-ratbox development team | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions are | |
7 | * met: | |
8 | * | |
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. | |
16 | * | |
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. | |
28 | * | |
212380e3 | 29 | */ |
30 | ||
31 | #include "stdinc.h" | |
32 | ||
212380e3 | 33 | #include "send.h" |
34 | #include "channel.h" | |
35 | #include "client.h" | |
36 | #include "common.h" | |
37 | #include "config.h" | |
38 | #include "ircd.h" | |
39 | #include "numeric.h" | |
212380e3 | 40 | #include "s_conf.h" |
41 | #include "s_newconf.h" | |
42 | #include "s_serv.h" | |
43 | #include "hash.h" | |
44 | #include "msg.h" | |
45 | #include "parse.h" | |
46 | #include "modules.h" | |
212380e3 | 47 | #include "whowas.h" |
48 | #include "monitor.h" | |
49 | ||
50 | static int me_su(struct Client *, struct Client *, int, const char **); | |
51 | static int me_login(struct Client *, struct Client *, int, const char **); | |
52 | static int me_rsfnc(struct Client *, struct Client *, int, const char **); | |
53 | static int me_nickdelay(struct Client *, struct Client *, int, const char **); | |
54 | ||
55 | static void h_svc_server_introduced(hook_data_client *); | |
56 | static void h_svc_whois(hook_data_client *); | |
57 | static void h_svc_stats(hook_data_int *); | |
58 | ||
59 | struct Message su_msgtab = { | |
60 | "SU", 0, 0, 0, MFLG_SLOW, | |
61 | {mg_ignore, mg_ignore, mg_ignore, mg_ignore, {me_su, 2}, mg_ignore} | |
62 | }; | |
63 | struct Message login_msgtab = { | |
64 | "LOGIN", 0, 0, 0, MFLG_SLOW, | |
65 | {mg_ignore, mg_ignore, mg_ignore, mg_ignore, {me_login, 2}, mg_ignore} | |
66 | }; | |
67 | struct Message rsfnc_msgtab = { | |
68 | "RSFNC", 0, 0, 0, MFLG_SLOW, | |
69 | {mg_ignore, mg_ignore, mg_ignore, mg_ignore, {me_rsfnc, 4}, mg_ignore} | |
70 | }; | |
71 | struct Message nickdelay_msgtab = { | |
72 | "NICKDELAY", 0, 0, 0, MFLG_SLOW, | |
73 | {mg_unreg, mg_ignore, mg_ignore, mg_ignore, {me_nickdelay, 3}, mg_ignore} | |
74 | }; | |
75 | ||
76 | mapi_clist_av1 services_clist[] = { | |
77 | &su_msgtab, &login_msgtab, &rsfnc_msgtab, &nickdelay_msgtab, NULL | |
78 | }; | |
79 | mapi_hfn_list_av1 services_hfnlist[] = { | |
80 | { "doing_stats", (hookfn) h_svc_stats }, | |
81 | { "doing_whois", (hookfn) h_svc_whois }, | |
82 | { "doing_whois_global", (hookfn) h_svc_whois }, | |
83 | { "server_introduced", (hookfn) h_svc_server_introduced }, | |
84 | { NULL, NULL } | |
85 | }; | |
86 | ||
87 | DECLARE_MODULE_AV1(services, NULL, NULL, services_clist, NULL, services_hfnlist, "$Revision: 1907 $"); | |
88 | ||
89 | static int | |
90 | me_su(struct Client *client_p, struct Client *source_p, | |
91 | int parc, const char *parv[]) | |
92 | { | |
93 | struct Client *target_p; | |
94 | ||
95 | if(!(source_p->flags & FLAGS_SERVICE)) | |
96 | return 0; | |
97 | ||
98 | if((target_p = find_client(parv[1])) == NULL) | |
99 | return 0; | |
100 | ||
101 | if(!target_p->user) | |
102 | return 0; | |
103 | ||
104 | if(EmptyString(parv[2])) | |
105 | target_p->user->suser[0] = '\0'; | |
106 | else | |
907468c4 | 107 | rb_strlcpy(target_p->user->suser, parv[2], sizeof(target_p->user->suser)); |
212380e3 | 108 | |
109 | invalidate_bancache_user(target_p); | |
110 | ||
111 | return 0; | |
112 | } | |
113 | ||
114 | static int | |
115 | me_login(struct Client *client_p, struct Client *source_p, | |
116 | int parc, const char *parv[]) | |
117 | { | |
118 | if(!IsPerson(source_p)) | |
119 | return 0; | |
120 | ||
907468c4 | 121 | rb_strlcpy(source_p->user->suser, parv[1], sizeof(source_p->user->suser)); |
212380e3 | 122 | return 0; |
123 | } | |
124 | ||
125 | static int | |
126 | clean_nick(const char *nick) | |
127 | { | |
128 | int len = 0; | |
129 | ||
130 | if(EmptyString(nick) || *nick == '-' || IsDigit(*nick)) | |
131 | return 0; | |
132 | ||
133 | for(; *nick; nick++) | |
134 | { | |
135 | len++; | |
136 | if(!IsNickChar(*nick)) | |
137 | return 0; | |
138 | } | |
139 | ||
140 | if(len >= NICKLEN) | |
141 | return 0; | |
142 | ||
143 | return 1; | |
144 | } | |
145 | ||
146 | static int | |
147 | me_rsfnc(struct Client *client_p, struct Client *source_p, | |
148 | int parc, const char *parv[]) | |
149 | { | |
150 | struct Client *target_p; | |
151 | struct Client *exist_p; | |
152 | time_t newts, curts; | |
03e24016 | 153 | char note[NICKLEN + 10]; |
212380e3 | 154 | |
155 | if(!(source_p->flags & FLAGS_SERVICE)) | |
156 | return 0; | |
157 | ||
158 | if((target_p = find_person(parv[1])) == NULL) | |
159 | return 0; | |
160 | ||
161 | if(!MyClient(target_p)) | |
162 | return 0; | |
163 | ||
164 | if(!clean_nick(parv[2])) | |
165 | return 0; | |
166 | ||
167 | curts = atol(parv[4]); | |
168 | ||
169 | /* if tsinfo is different from what it was when services issued the | |
170 | * RSFNC, then we ignore it. This can happen when a client changes | |
171 | * nicknames before the RSFNC arrives.. --anfl | |
172 | */ | |
173 | if(target_p->tsinfo != curts) | |
174 | return 0; | |
175 | ||
176 | if((exist_p = find_named_client(parv[2]))) | |
177 | { | |
178 | char buf[BUFSIZE]; | |
179 | ||
180 | /* this would be one hell of a race condition to trigger | |
181 | * this one given the tsinfo check above, but its here for | |
182 | * safety --anfl | |
183 | */ | |
184 | if(target_p == exist_p) | |
185 | return 0; | |
186 | ||
187 | if(MyClient(exist_p)) | |
188 | sendto_one(exist_p, ":%s KILL %s :(Nickname regained by services)", | |
189 | me.name, exist_p->name); | |
190 | ||
191 | exist_p->flags |= FLAGS_KILLED; | |
192 | /* Do not send kills to servers for unknowns -- jilles */ | |
193 | if(IsClient(exist_p)) | |
194 | kill_client_serv_butone(NULL, exist_p, "%s (Nickname regained by services)", | |
195 | me.name); | |
196 | ||
5b0a5279 | 197 | rb_snprintf(buf, sizeof(buf), "Killed (%s (Nickname regained by services))", |
212380e3 | 198 | me.name); |
199 | exit_client(NULL, exist_p, &me, buf); | |
200 | } | |
201 | ||
202 | newts = atol(parv[3]); | |
203 | ||
204 | /* timestamp is older than 15mins, ignore it */ | |
9f6bbe3c VY |
205 | if(newts < (rb_current_time() - 900)) |
206 | newts = rb_current_time() - 900; | |
212380e3 | 207 | |
208 | target_p->tsinfo = newts; | |
209 | ||
210 | monitor_signoff(target_p); | |
211 | ||
212 | invalidate_bancache_user(target_p); | |
213 | ||
214 | sendto_realops_snomask(SNO_NCHANGE, L_ALL, | |
215 | "Nick change: From %s to %s [%s@%s]", | |
216 | target_p->name, parv[2], target_p->username, | |
217 | target_p->host); | |
218 | ||
219 | sendto_common_channels_local(target_p, ":%s!%s@%s NICK :%s", | |
220 | target_p->name, target_p->username, | |
221 | target_p->host, parv[2]); | |
222 | ||
223 | add_history(target_p, 1); | |
224 | sendto_server(NULL, NULL, CAP_TS6, NOCAPS, ":%s NICK %s :%ld", | |
225 | use_id(target_p), parv[2], (long) target_p->tsinfo); | |
212380e3 | 226 | |
227 | del_from_client_hash(target_p->name, target_p); | |
228 | strcpy(target_p->name, parv[2]); | |
229 | add_to_client_hash(target_p->name, target_p); | |
230 | ||
231 | monitor_signon(target_p); | |
232 | ||
233 | del_all_accepts(target_p); | |
234 | ||
03e24016 WP |
235 | rb_snprintf(note, NICKLEN + 10, "Nick: %s", target_p->name); |
236 | rb_note(target_p->localClient->F, note); | |
212380e3 | 237 | return 0; |
238 | } | |
239 | ||
240 | /* | |
241 | ** me_nickdelay | |
212380e3 | 242 | ** parv[1] = duration in seconds (0 to remove) |
243 | ** parv[2] = nick | |
244 | */ | |
245 | static int | |
246 | me_nickdelay(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
247 | { | |
248 | int duration; | |
249 | struct nd_entry *nd; | |
250 | ||
251 | if(!(source_p->flags & FLAGS_SERVICE)) | |
252 | return 0; | |
253 | ||
254 | duration = atoi(parv[1]); | |
255 | if (duration <= 0) | |
256 | { | |
b37021a4 | 257 | nd = irc_dictionary_retrieve(nd_dict, parv[2]); |
212380e3 | 258 | if (nd != NULL) |
259 | free_nd_entry(nd); | |
260 | } | |
261 | else | |
262 | { | |
263 | if (duration > 86400) | |
264 | duration = 86400; | |
265 | add_nd_entry(parv[2]); | |
b37021a4 | 266 | nd = irc_dictionary_retrieve(nd_dict, parv[2]); |
212380e3 | 267 | if (nd != NULL) |
9f6bbe3c | 268 | nd->expire = rb_current_time() + duration; |
212380e3 | 269 | } |
270 | ||
271 | return 0; | |
272 | } | |
273 | ||
274 | static void | |
275 | h_svc_server_introduced(hook_data_client *hdata) | |
276 | { | |
08d11e34 | 277 | rb_dlink_node *ptr; |
212380e3 | 278 | |
08d11e34 | 279 | RB_DLINK_FOREACH(ptr, service_list.head) |
212380e3 | 280 | { |
281 | if(!irccmp((const char *) ptr->data, hdata->target->name)) | |
282 | { | |
283 | hdata->target->flags |= FLAGS_SERVICE; | |
284 | return; | |
285 | } | |
286 | } | |
287 | } | |
288 | ||
289 | static void | |
290 | h_svc_whois(hook_data_client *data) | |
291 | { | |
292 | char *p = data->target->user->suser; | |
293 | if(!EmptyString(p)) | |
294 | { | |
295 | /* Try to strip off any leading digits as this may be used to | |
296 | * store both an ID number and an account name in one field. | |
297 | * If only digits are present, leave as is. | |
298 | */ | |
299 | while(IsDigit(*p)) | |
300 | p++; | |
301 | if(*p == '\0') | |
302 | p = data->target->user->suser; | |
303 | ||
80d57d39 JT |
304 | sendto_one_numeric(data->client, RPL_WHOISLOGGEDIN, |
305 | form_str(RPL_WHOISLOGGEDIN), | |
212380e3 | 306 | data->target->name, p); |
307 | } | |
308 | } | |
309 | ||
310 | static void | |
311 | h_svc_stats(hook_data_int *data) | |
312 | { | |
313 | char statchar = (char) data->arg2; | |
08d11e34 | 314 | rb_dlink_node *ptr; |
212380e3 | 315 | |
316 | if (statchar == 'U' && IsOper(data->client)) | |
317 | { | |
08d11e34 | 318 | RB_DLINK_FOREACH(ptr, service_list.head) |
212380e3 | 319 | { |
320 | sendto_one_numeric(data->client, RPL_STATSULINE, | |
321 | form_str(RPL_STATSULINE), | |
322 | ptr->data, "*", "*", "s"); | |
323 | } | |
324 | } | |
325 | } |