1 |
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/* |
2 |
< |
* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). |
3 |
< |
* s_serv.c: Server related functions. |
2 |
> |
* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd) |
3 |
|
* |
4 |
< |
* Copyright (C) 2005 by the past and present ircd coders, and others. |
4 |
> |
* Copyright (c) 1997-2015 ircd-hybrid development team |
5 |
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* |
6 |
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* This program is free software; you can redistribute it and/or modify |
7 |
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* it under the terms of the GNU General Public License as published by |
15 |
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* |
16 |
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* You should have received a copy of the GNU General Public License |
17 |
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* along with this program; if not, write to the Free Software |
18 |
< |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
18 |
> |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 |
19 |
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* USA |
20 |
< |
* |
21 |
< |
* $Id$ |
20 |
> |
*/ |
21 |
> |
|
22 |
> |
/*! \file s_serv.c |
23 |
> |
* \brief Server related functions. |
24 |
> |
* \version $Id$ |
25 |
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*/ |
26 |
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|
27 |
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#include "stdinc.h" |
30 |
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#include "rsa.h" |
31 |
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#endif |
32 |
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#include "list.h" |
31 |
– |
#include "channel.h" |
32 |
– |
#include "channel_mode.h" |
33 |
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#include "client.h" |
34 |
– |
#include "dbuf.h" |
34 |
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#include "event.h" |
36 |
– |
#include "fdlist.h" |
35 |
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#include "hash.h" |
36 |
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#include "irc_string.h" |
39 |
– |
#include "sprintf_irc.h" |
37 |
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#include "ircd.h" |
38 |
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#include "ircd_defs.h" |
39 |
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#include "s_bsd.h" |
40 |
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#include "numeric.h" |
41 |
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#include "packet.h" |
45 |
– |
#include "irc_res.h" |
42 |
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#include "conf.h" |
43 |
< |
#include "s_serv.h" |
43 |
> |
#include "server.h" |
44 |
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#include "log.h" |
45 |
< |
#include "s_misc.h" |
50 |
< |
#include "s_user.h" |
45 |
> |
#include "user.h" |
46 |
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#include "send.h" |
47 |
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#include "memory.h" |
48 |
< |
#include "channel.h" /* chcap_usage_counts stuff...*/ |
48 |
> |
#include "channel.h" |
49 |
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#include "parse.h" |
50 |
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|
56 |
– |
#define MIN_CONN_FREQ 300 |
51 |
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|
52 |
< |
static dlink_list cap_list = { NULL, NULL, 0 }; |
53 |
< |
static void server_burst(struct Client *); |
54 |
< |
static void burst_all(struct Client *); |
61 |
< |
static void send_tb(struct Client *client_p, struct Channel *chptr); |
52 |
> |
dlink_list flatten_links; |
53 |
> |
static dlink_list server_capabilities_list; |
54 |
> |
static void serv_connect_callback(fde_t *, int, void *); |
55 |
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|
63 |
– |
static CNCB serv_connect_callback; |
64 |
– |
|
65 |
– |
static void burst_members(struct Client *, struct Channel *); |
56 |
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|
57 |
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/* |
58 |
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* write_links_file |
63 |
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* but in no particular order. |
64 |
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*/ |
65 |
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void |
66 |
< |
write_links_file(void* notused) |
66 |
> |
write_links_file(void *unused) |
67 |
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{ |
68 |
< |
MessageFileLine *next_mptr = 0; |
69 |
< |
MessageFileLine *mptr = 0; |
70 |
< |
MessageFileLine *currentMessageLine = 0; |
81 |
< |
MessageFileLine *newMessageLine = 0; |
82 |
< |
MessageFile *MessageFileptr; |
83 |
< |
const char *p; |
84 |
< |
FILE *file; |
85 |
< |
char buff[512]; |
86 |
< |
dlink_node *ptr; |
68 |
> |
FILE *file = NULL; |
69 |
> |
dlink_node *node = NULL, *node_next = NULL; |
70 |
> |
char buff[IRCD_BUFSIZE] = ""; |
71 |
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|
72 |
< |
MessageFileptr = &ConfigFileEntry.linksfile; |
89 |
< |
|
90 |
< |
if ((file = fopen(MessageFileptr->fileName, "w")) == NULL) |
72 |
> |
if (EmptyString(ConfigServerHide.flatten_links_file)) |
73 |
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return; |
74 |
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|
75 |
< |
for (mptr = MessageFileptr->contentsOfFile; mptr; mptr = next_mptr) |
75 |
> |
if ((file = fopen(ConfigServerHide.flatten_links_file, "w")) == NULL) |
76 |
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{ |
77 |
< |
next_mptr = mptr->next; |
78 |
< |
MyFree(mptr); |
77 |
> |
ilog(LOG_TYPE_IRCD, "Couldn't open \"%s\": %s", ConfigServerHide.flatten_links_file, |
78 |
> |
strerror(errno)); |
79 |
> |
return; |
80 |
|
} |
81 |
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|
82 |
< |
MessageFileptr->contentsOfFile = NULL; |
83 |
< |
currentMessageLine = NULL; |
82 |
> |
DLINK_FOREACH_SAFE(node, node_next, flatten_links.head) |
83 |
> |
{ |
84 |
> |
dlinkDelete(node, &flatten_links); |
85 |
> |
MyFree(node->data); |
86 |
> |
free_dlink_node(node); |
87 |
> |
} |
88 |
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|
89 |
< |
DLINK_FOREACH(ptr, global_serv_list.head) |
89 |
> |
DLINK_FOREACH(node, global_server_list.head) |
90 |
|
{ |
91 |
< |
const struct Client *target_p = ptr->data; |
91 |
> |
const struct Client *target_p = node->data; |
92 |
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|
93 |
< |
/* skip ourselves, we send ourselves in /links */ |
94 |
< |
if (IsMe(target_p)) |
93 |
> |
/* |
94 |
> |
* Skip hidden servers, aswell as ourselves, since we already send |
95 |
> |
* ourselves in /links |
96 |
> |
*/ |
97 |
> |
if (IsHidden(target_p) || IsMe(target_p)) |
98 |
|
continue; |
99 |
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|
100 |
< |
/* skip hidden servers */ |
111 |
< |
if (IsHidden(target_p)) |
100 |
> |
if (HasFlag(target_p, FLAGS_SERVICE) && ConfigServerHide.hide_services) |
101 |
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continue; |
102 |
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|
103 |
< |
if (target_p->info[0]) |
104 |
< |
p = target_p->info; |
116 |
< |
else |
117 |
< |
p = "(Unknown Location)"; |
118 |
< |
|
119 |
< |
newMessageLine = MyMalloc(sizeof(MessageFileLine)); |
120 |
< |
|
121 |
< |
/* Attempt to format the file in such a way it follows the usual links output |
103 |
> |
/* |
104 |
> |
* Attempt to format the file in such a way it follows the usual links output |
105 |
|
* ie "servername uplink :hops info" |
106 |
|
* Mostly for aesthetic reasons - makes it look pretty in mIRC ;) |
107 |
|
* - madmax |
108 |
|
*/ |
109 |
+ |
snprintf(buff, sizeof(buff), "%s %s :1 %s", target_p->name, |
110 |
+ |
me.name, target_p->info); |
111 |
+ |
dlinkAddTail(xstrdup(buff), make_dlink_node(), &flatten_links); |
112 |
+ |
snprintf(buff, sizeof(buff), "%s %s :1 %s\n", target_p->name, |
113 |
+ |
me.name, target_p->info); |
114 |
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|
115 |
< |
/* |
116 |
< |
* For now, check this ircsprintf wont overflow - it shouldnt on a |
129 |
< |
* default config but it is configurable.. |
130 |
< |
* This should be changed to an snprintf at some point, but I'm wanting to |
131 |
< |
* know if this is a cause of a bug - cryogen |
132 |
< |
*/ |
133 |
< |
assert(strlen(target_p->name) + strlen(me.name) + 6 + strlen(p) <= |
134 |
< |
MESSAGELINELEN); |
135 |
< |
snprintf(newMessageLine->line, sizeof(newMessageLine->line), "%s %s :1 %s", |
136 |
< |
target_p->name, me.name, p); |
137 |
< |
newMessageLine->next = NULL; |
115 |
> |
fputs(buff, file); |
116 |
> |
} |
117 |
|
|
118 |
< |
if (MessageFileptr->contentsOfFile) |
119 |
< |
{ |
141 |
< |
if (currentMessageLine) |
142 |
< |
currentMessageLine->next = newMessageLine; |
143 |
< |
currentMessageLine = newMessageLine; |
144 |
< |
} |
145 |
< |
else |
146 |
< |
{ |
147 |
< |
MessageFileptr->contentsOfFile = newMessageLine; |
148 |
< |
currentMessageLine = newMessageLine; |
149 |
< |
} |
118 |
> |
fclose(file); |
119 |
> |
} |
120 |
|
|
121 |
< |
snprintf(buff, sizeof(buff), "%s %s :1 %s\n", target_p->name, me.name, p); |
122 |
< |
fputs(buff, file); |
121 |
> |
void |
122 |
> |
read_links_file(void) |
123 |
> |
{ |
124 |
> |
FILE *file = NULL; |
125 |
> |
char *p = NULL; |
126 |
> |
char buff[IRCD_BUFSIZE] = ""; |
127 |
> |
|
128 |
> |
if (EmptyString(ConfigServerHide.flatten_links_file)) |
129 |
> |
return; |
130 |
> |
|
131 |
> |
if ((file = fopen(ConfigServerHide.flatten_links_file, "r")) == NULL) |
132 |
> |
{ |
133 |
> |
ilog(LOG_TYPE_IRCD, "Couldn't open \"%s\": %s", ConfigServerHide.flatten_links_file, |
134 |
> |
strerror(errno)); |
135 |
> |
return; |
136 |
> |
} |
137 |
> |
|
138 |
> |
while (fgets(buff, sizeof(buff), file)) |
139 |
> |
{ |
140 |
> |
if ((p = strchr(buff, '\n'))) |
141 |
> |
*p = '\0'; |
142 |
> |
|
143 |
> |
dlinkAddTail(xstrdup(buff), make_dlink_node(), &flatten_links); |
144 |
|
} |
145 |
|
|
146 |
|
fclose(file); |
166 |
|
* returns: (see #defines) |
167 |
|
*/ |
168 |
|
int |
169 |
< |
hunt_server(struct Client *client_p, struct Client *source_p, const char *command, |
170 |
< |
int server, int parc, char *parv[]) |
169 |
> |
hunt_server(struct Client *source_p, const char *command, |
170 |
> |
const int server, const int parc, char *parv[]) |
171 |
|
{ |
172 |
|
struct Client *target_p = NULL; |
173 |
< |
struct Client *target_tmp = NULL; |
183 |
< |
dlink_node *ptr; |
184 |
< |
int wilds; |
173 |
> |
dlink_node *node = NULL; |
174 |
|
|
175 |
|
/* Assume it's me, if no server */ |
176 |
|
if (parc <= server || EmptyString(parv[server])) |
177 |
|
return HUNTED_ISME; |
178 |
|
|
179 |
< |
if (!strcmp(parv[server], me.id) || match(parv[server], me.name)) |
180 |
< |
return HUNTED_ISME; |
179 |
> |
if ((target_p = find_person(source_p, parv[server])) == NULL) |
180 |
> |
target_p = hash_find_server(parv[server]); |
181 |
|
|
182 |
< |
/* These are to pickup matches that would cause the following |
182 |
> |
/* |
183 |
> |
* These are to pickup matches that would cause the following |
184 |
|
* message to go in the wrong direction while doing quick fast |
185 |
|
* non-matching lookups. |
186 |
|
*/ |
197 |
– |
if (MyClient(source_p)) |
198 |
– |
target_p = hash_find_client(parv[server]); |
199 |
– |
else |
200 |
– |
target_p = find_person(client_p, parv[server]); |
201 |
– |
|
187 |
|
if (target_p) |
188 |
|
if (target_p->from == source_p->from && !MyConnect(target_p)) |
189 |
|
target_p = NULL; |
190 |
|
|
191 |
< |
if (target_p == NULL && (target_p = hash_find_server(parv[server]))) |
207 |
< |
if (target_p->from == source_p->from && !MyConnect(target_p)) |
208 |
< |
target_p = NULL; |
209 |
< |
|
210 |
< |
collapse(parv[server]); |
211 |
< |
wilds = has_wildcards(parv[server]); |
212 |
< |
|
213 |
< |
/* Again, if there are no wild cards involved in the server |
214 |
< |
* name, use the hash lookup |
215 |
< |
*/ |
216 |
< |
if (target_p == NULL) |
191 |
> |
if (!target_p && has_wildcards(parv[server])) |
192 |
|
{ |
193 |
< |
if (!wilds) |
193 |
> |
DLINK_FOREACH(node, global_server_list.head) |
194 |
|
{ |
195 |
< |
if (!(target_p = hash_find_server(parv[server]))) |
195 |
> |
struct Client *tmp = node->data; |
196 |
> |
|
197 |
> |
assert(IsMe(tmp) || IsServer(tmp)); |
198 |
> |
if (!match(parv[server], tmp->name)) |
199 |
|
{ |
200 |
< |
sendto_one(source_p, form_str(ERR_NOSUCHSERVER), |
201 |
< |
me.name, source_p->name, parv[server]); |
202 |
< |
return(HUNTED_NOSUCH); |
200 |
> |
if (tmp->from == source_p->from && !MyConnect(tmp)) |
201 |
> |
continue; |
202 |
> |
|
203 |
> |
target_p = node->data; |
204 |
> |
break; |
205 |
|
} |
206 |
|
} |
207 |
< |
else |
207 |
> |
|
208 |
> |
if (!target_p) |
209 |
|
{ |
210 |
< |
DLINK_FOREACH(ptr, global_client_list.head) |
210 |
> |
DLINK_FOREACH(node, global_client_list.head) |
211 |
|
{ |
212 |
< |
target_tmp = ptr->data; |
212 |
> |
struct Client *tmp = node->data; |
213 |
|
|
214 |
< |
if (match(parv[server], target_tmp->name)) |
214 |
> |
assert(IsMe(tmp) || IsServer(tmp) || IsClient(tmp)); |
215 |
> |
if (!match(parv[server], tmp->name)) |
216 |
|
{ |
217 |
< |
if (target_tmp->from == source_p->from && !MyConnect(target_tmp)) |
217 |
> |
if (tmp->from == source_p->from && !MyConnect(tmp)) |
218 |
|
continue; |
237 |
– |
target_p = ptr->data; |
219 |
|
|
220 |
< |
if (IsRegistered(target_p) && (target_p != client_p)) |
221 |
< |
break; |
220 |
> |
target_p = node->data; |
221 |
> |
break; |
222 |
|
} |
223 |
|
} |
224 |
|
} |
225 |
|
} |
226 |
|
|
227 |
< |
if (target_p != NULL) |
227 |
> |
if (target_p) |
228 |
|
{ |
229 |
< |
if(!IsRegistered(target_p)) |
249 |
< |
{ |
250 |
< |
sendto_one(source_p, form_str(ERR_NOSUCHSERVER), |
251 |
< |
me.name, source_p->name, parv[server]); |
252 |
< |
return HUNTED_NOSUCH; |
253 |
< |
} |
254 |
< |
|
229 |
> |
assert(IsMe(target_p) || IsServer(target_p) || IsClient(target_p)); |
230 |
|
if (IsMe(target_p) || MyClient(target_p)) |
231 |
|
return HUNTED_ISME; |
232 |
|
|
233 |
< |
if (!match(target_p->name, parv[server])) |
234 |
< |
parv[server] = target_p->name; |
260 |
< |
|
261 |
< |
/* This is a little kludgy but should work... */ |
262 |
< |
if (IsClient(source_p) && |
263 |
< |
((MyConnect(target_p) && IsCapable(target_p, CAP_TS6)) || |
264 |
< |
(!MyConnect(target_p) && IsCapable(target_p->from, CAP_TS6)))) |
265 |
< |
parv[0] = ID(source_p); |
266 |
< |
|
267 |
< |
sendto_one(target_p, command, parv[0], |
233 |
> |
parv[server] = target_p->id; |
234 |
> |
sendto_one(target_p, command, source_p->id, |
235 |
|
parv[1], parv[2], parv[3], parv[4], |
236 |
|
parv[5], parv[6], parv[7], parv[8]); |
237 |
< |
return(HUNTED_PASS); |
238 |
< |
} |
237 |
> |
return HUNTED_PASS; |
238 |
> |
} |
239 |
|
|
240 |
< |
sendto_one(source_p, form_str(ERR_NOSUCHSERVER), |
241 |
< |
me.name, source_p->name, parv[server]); |
275 |
< |
return(HUNTED_NOSUCH); |
240 |
> |
sendto_one_numeric(source_p, &me, ERR_NOSUCHSERVER, parv[server]); |
241 |
> |
return HUNTED_NOSUCH; |
242 |
|
} |
243 |
|
|
244 |
|
/* try_connections() |
254 |
|
void |
255 |
|
try_connections(void *unused) |
256 |
|
{ |
257 |
< |
dlink_node *ptr; |
292 |
< |
struct ConfItem *conf; |
293 |
< |
struct AccessItem *aconf; |
294 |
< |
struct ClassItem *cltmp; |
295 |
< |
int confrq; |
257 |
> |
dlink_node *node = NULL; |
258 |
|
|
259 |
|
/* TODO: change this to set active flag to 0 when added to event! --Habeeb */ |
260 |
|
if (GlobalSetOptions.autoconn == 0) |
261 |
|
return; |
262 |
|
|
263 |
< |
DLINK_FOREACH(ptr, server_items.head) |
263 |
> |
DLINK_FOREACH(node, server_items.head) |
264 |
|
{ |
265 |
< |
conf = ptr->data; |
266 |
< |
aconf = map_to_conf(conf); |
265 |
> |
struct MaskItem *conf = node->data; |
266 |
> |
|
267 |
> |
assert(conf->type == CONF_SERVER); |
268 |
|
|
269 |
< |
/* Also when already connecting! (update holdtimes) --SRB |
269 |
> |
/* Also when already connecting! (update holdtimes) --SRB |
270 |
|
*/ |
271 |
< |
if (!(aconf->status & CONF_SERVER) || !aconf->port || |
309 |
< |
!(IsConfAllowAutoConn(aconf))) |
271 |
> |
if (!conf->port || !IsConfAllowAutoConn(conf)) |
272 |
|
continue; |
273 |
|
|
312 |
– |
cltmp = map_to_conf(aconf->class_ptr); |
274 |
|
|
275 |
|
/* Skip this entry if the use of it is still on hold until |
276 |
|
* future. Otherwise handle this entry (and set it on hold |
278 |
|
* made one successfull connection... [this algorithm is |
279 |
|
* a bit fuzzy... -- msa >;) ] |
280 |
|
*/ |
281 |
< |
if (aconf->hold > CurrentTime) |
281 |
> |
if (conf->until > CurrentTime) |
282 |
|
continue; |
283 |
|
|
284 |
< |
if (cltmp == NULL) |
324 |
< |
confrq = DEFAULT_CONNECTFREQUENCY; |
325 |
< |
else |
326 |
< |
{ |
327 |
< |
confrq = cltmp->con_freq; |
328 |
< |
if (confrq < MIN_CONN_FREQ) |
329 |
< |
confrq = MIN_CONN_FREQ; |
330 |
< |
} |
284 |
> |
assert(conf->class); |
285 |
|
|
286 |
< |
aconf->hold = CurrentTime + confrq; |
286 |
> |
conf->until = CurrentTime + conf->class->con_freq; |
287 |
|
|
288 |
< |
/* Found a CONNECT config with port specified, scan clients |
288 |
> |
/* |
289 |
> |
* Found a CONNECT config with port specified, scan clients |
290 |
|
* and see if this server is already connected? |
291 |
|
*/ |
292 |
< |
if (hash_find_server(conf->name) != NULL) |
292 |
> |
if (hash_find_server(conf->name)) |
293 |
|
continue; |
294 |
|
|
295 |
< |
if (cltmp->curr_user_count < cltmp->max_total) |
295 |
> |
if (conf->class->ref_count < conf->class->max_total) |
296 |
|
{ |
297 |
< |
/* Go to the end of the list, if not already last */ |
298 |
< |
if (ptr->next != NULL) |
297 |
> |
/* Move this entry to the end of the list, if not already last */ |
298 |
> |
if (node->next) |
299 |
|
{ |
300 |
< |
dlinkDelete(ptr, &server_items); |
300 |
> |
dlinkDelete(node, &server_items); |
301 |
|
dlinkAddTail(conf, &conf->node, &server_items); |
302 |
|
} |
303 |
|
|
304 |
|
if (find_servconn_in_progress(conf->name)) |
305 |
|
return; |
306 |
|
|
307 |
< |
/* We used to only print this if serv_connect() actually |
307 |
> |
/* |
308 |
> |
* We used to only print this if serv_connect() actually |
309 |
|
* succeeded, but since comm_tcp_connect() can call the callback |
310 |
|
* immediately if there is an error, we were getting error messages |
311 |
|
* in the wrong order. SO, we just print out the activated line, |
314 |
|
* -- adrian |
315 |
|
*/ |
316 |
|
if (ConfigServerHide.hide_server_ips) |
317 |
< |
sendto_realops_flags(UMODE_ALL, L_ALL, "Connection to %s activated.", |
317 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, |
318 |
> |
"Connection to %s activated.", |
319 |
|
conf->name); |
320 |
|
else |
321 |
< |
sendto_realops_flags(UMODE_ALL, L_ALL, "Connection to %s[%s] activated.", |
322 |
< |
conf->name, aconf->host); |
321 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, |
322 |
> |
"Connection to %s[%s] activated.", |
323 |
> |
conf->name, conf->host); |
324 |
|
|
325 |
< |
serv_connect(aconf, NULL); |
325 |
> |
serv_connect(conf, NULL); |
326 |
|
/* We connect only one at time... */ |
327 |
|
return; |
328 |
|
} |
332 |
|
int |
333 |
|
valid_servname(const char *name) |
334 |
|
{ |
335 |
< |
unsigned int length = 0; |
378 |
< |
unsigned int dots = 0; |
335 |
> |
unsigned int dots = 0; |
336 |
|
const char *p = name; |
337 |
|
|
338 |
|
for (; *p; ++p) |
340 |
|
if (!IsServChar(*p)) |
341 |
|
return 0; |
342 |
|
|
386 |
– |
++length; |
387 |
– |
|
343 |
|
if (*p == '.') |
344 |
|
++dots; |
345 |
|
} |
346 |
|
|
347 |
< |
return dots != 0 && length <= HOSTLEN; |
347 |
> |
return dots && (p - name) <= HOSTLEN; |
348 |
|
} |
349 |
|
|
350 |
|
int |
351 |
|
check_server(const char *name, struct Client *client_p) |
352 |
|
{ |
353 |
< |
dlink_node *ptr; |
354 |
< |
struct ConfItem *conf = NULL; |
355 |
< |
struct ConfItem *server_conf = NULL; |
401 |
< |
struct AccessItem *server_aconf = NULL; |
402 |
< |
struct AccessItem *aconf = NULL; |
353 |
> |
dlink_node *node = NULL; |
354 |
> |
struct MaskItem *conf = NULL; |
355 |
> |
struct MaskItem *server_conf = NULL; |
356 |
|
int error = -1; |
357 |
|
|
358 |
< |
assert(client_p != NULL); |
358 |
> |
assert(client_p); |
359 |
|
|
360 |
< |
/* loop through looking for all possible connect items that might work */ |
361 |
< |
DLINK_FOREACH(ptr, server_items.head) |
360 |
> |
/* Loop through looking for all possible connect items that might work */ |
361 |
> |
DLINK_FOREACH(node, server_items.head) |
362 |
|
{ |
363 |
< |
conf = ptr->data; |
411 |
< |
aconf = map_to_conf(conf); |
363 |
> |
conf = node->data; |
364 |
|
|
365 |
< |
if (!match(name, conf->name)) |
365 |
> |
if (match(name, conf->name)) |
366 |
|
continue; |
367 |
|
|
368 |
|
error = -3; |
369 |
|
|
370 |
|
/* XXX: Fix me for IPv6 */ |
371 |
|
/* XXX sockhost is the IPv4 ip as a string */ |
372 |
< |
if (match(aconf->host, client_p->host) || |
373 |
< |
match(aconf->host, client_p->sockhost)) |
372 |
> |
if (!match(conf->host, client_p->host) || |
373 |
> |
!match(conf->host, client_p->sockhost)) |
374 |
|
{ |
375 |
|
error = -2; |
376 |
|
|
377 |
< |
if (!match_conf_password(client_p->localClient->passwd, aconf)) |
377 |
> |
if (!match_conf_password(client_p->connection->password, conf)) |
378 |
|
return -2; |
379 |
|
|
380 |
+ |
if (!EmptyString(conf->certfp)) |
381 |
+ |
if (EmptyString(client_p->certfp) || strcasecmp(client_p->certfp, conf->certfp)) |
382 |
+ |
return -4; |
383 |
+ |
|
384 |
|
server_conf = conf; |
385 |
|
} |
386 |
|
} |
387 |
|
|
388 |
|
if (server_conf == NULL) |
389 |
< |
return(error); |
389 |
> |
return error; |
390 |
|
|
391 |
|
attach_conf(client_p, server_conf); |
392 |
|
|
393 |
< |
server_aconf = map_to_conf(server_conf); |
438 |
< |
|
439 |
< |
if (!IsConfTopicBurst(server_aconf)) |
440 |
< |
ClearCap(client_p, CAP_TBURST); |
441 |
< |
|
442 |
< |
if (aconf != NULL) |
393 |
> |
switch (server_conf->aftype) |
394 |
|
{ |
395 |
< |
struct sockaddr_in *v4; |
445 |
< |
#ifdef IPV6 |
446 |
< |
struct sockaddr_in6 *v6; |
447 |
< |
#endif |
448 |
< |
switch (aconf->aftype) |
395 |
> |
case AF_INET6: |
396 |
|
{ |
397 |
< |
#ifdef IPV6 |
451 |
< |
case AF_INET6: |
452 |
< |
v6 = (struct sockaddr_in6 *)&aconf->addr; |
397 |
> |
const struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)&server_conf->addr; |
398 |
|
|
399 |
< |
if (IN6_IS_ADDR_UNSPECIFIED(&v6->sin6_addr)) |
400 |
< |
memcpy(&aconf->addr, &client_p->localClient->ip, sizeof(struct irc_ssaddr)); |
401 |
< |
break; |
402 |
< |
#endif |
403 |
< |
case AF_INET: |
404 |
< |
v4 = (struct sockaddr_in *)&aconf->addr; |
399 |
> |
if (IN6_IS_ADDR_UNSPECIFIED(&v6->sin6_addr)) |
400 |
> |
memcpy(&server_conf->addr, &client_p->connection->ip, sizeof(struct irc_ssaddr)); |
401 |
> |
break; |
402 |
> |
} |
403 |
> |
case AF_INET: |
404 |
> |
{ |
405 |
> |
const struct sockaddr_in *v4 = (struct sockaddr_in *)&server_conf->addr; |
406 |
|
|
407 |
< |
if (v4->sin_addr.s_addr == INADDR_NONE) |
408 |
< |
memcpy(&aconf->addr, &client_p->localClient->ip, sizeof(struct irc_ssaddr)); |
409 |
< |
break; |
407 |
> |
if (v4->sin_addr.s_addr == INADDR_NONE) |
408 |
> |
memcpy(&server_conf->addr, &client_p->connection->ip, sizeof(struct irc_ssaddr)); |
409 |
> |
break; |
410 |
|
} |
411 |
|
} |
412 |
|
|
413 |
< |
return(0); |
413 |
> |
return 0; |
414 |
|
} |
415 |
|
|
416 |
|
/* add_capability() |
423 |
|
* modules to dynamically add or subtract their capability. |
424 |
|
*/ |
425 |
|
void |
426 |
< |
add_capability(const char *capab_name, int cap_flag, int add_to_default) |
426 |
> |
add_capability(const char *name, unsigned int flag) |
427 |
|
{ |
428 |
< |
struct Capability *cap = MyMalloc(sizeof(*cap)); |
483 |
< |
|
484 |
< |
DupString(cap->name, capab_name); |
485 |
< |
cap->cap = cap_flag; |
486 |
< |
dlinkAdd(cap, &cap->node, &cap_list); |
428 |
> |
struct Capability *cap = MyCalloc(sizeof(*cap)); |
429 |
|
|
430 |
< |
if (add_to_default) |
431 |
< |
default_server_capabs |= cap_flag; |
430 |
> |
cap->name = xstrdup(name); |
431 |
> |
cap->cap = flag; |
432 |
> |
dlinkAdd(cap, &cap->node, &server_capabilities_list); |
433 |
|
} |
434 |
|
|
435 |
|
/* delete_capability() |
438 |
|
* output - NONE |
439 |
|
* side effects - delete given capability from ones known. |
440 |
|
*/ |
441 |
< |
int |
442 |
< |
delete_capability(const char *capab_name) |
441 |
> |
void |
442 |
> |
delete_capability(const char *name) |
443 |
|
{ |
444 |
< |
dlink_node *ptr; |
502 |
< |
dlink_node *next_ptr; |
503 |
< |
struct Capability *cap; |
444 |
> |
dlink_node *node = NULL, *node_next = NULL; |
445 |
|
|
446 |
< |
DLINK_FOREACH_SAFE(ptr, next_ptr, cap_list.head) |
446 |
> |
DLINK_FOREACH_SAFE(node, node_next, server_capabilities_list.head) |
447 |
|
{ |
448 |
< |
cap = ptr->data; |
448 |
> |
struct Capability *cap = node->data; |
449 |
|
|
450 |
< |
if (cap->cap != 0) |
450 |
> |
if (!irccmp(cap->name, name)) |
451 |
|
{ |
452 |
< |
if (irccmp(cap->name, capab_name) == 0) |
453 |
< |
{ |
454 |
< |
default_server_capabs &= ~(cap->cap); |
514 |
< |
dlinkDelete(ptr, &cap_list); |
515 |
< |
MyFree(cap->name); |
516 |
< |
cap->name = NULL; |
517 |
< |
MyFree(cap); |
518 |
< |
} |
452 |
> |
dlinkDelete(node, &server_capabilities_list); |
453 |
> |
MyFree(cap->name); |
454 |
> |
MyFree(cap); |
455 |
|
} |
456 |
|
} |
521 |
– |
|
522 |
– |
return 0; |
457 |
|
} |
458 |
|
|
459 |
|
/* |
463 |
|
* output - 0 if not found CAPAB otherwise |
464 |
|
* side effects - none |
465 |
|
*/ |
466 |
< |
int |
467 |
< |
find_capability(const char *capab) |
466 |
> |
unsigned int |
467 |
> |
find_capability(const char *name) |
468 |
|
{ |
469 |
< |
const dlink_node *ptr = NULL; |
469 |
> |
const dlink_node *node = NULL; |
470 |
|
|
471 |
< |
DLINK_FOREACH(ptr, cap_list.head) |
471 |
> |
DLINK_FOREACH(node, server_capabilities_list.head) |
472 |
|
{ |
473 |
< |
const struct Capability *cap = ptr->data; |
473 |
> |
const struct Capability *cap = node->data; |
474 |
|
|
475 |
< |
if (cap->cap && !irccmp(cap->name, capab)) |
475 |
> |
if (!irccmp(cap->name, name)) |
476 |
|
return cap->cap; |
477 |
|
} |
478 |
|
|
482 |
|
/* send_capabilities() |
483 |
|
* |
484 |
|
* inputs - Client pointer to send to |
551 |
– |
* - Pointer to AccessItem (for crypt) |
485 |
|
* - int flag of capabilities that this server can send |
486 |
|
* output - NONE |
487 |
|
* side effects - send the CAPAB line to a server -orabidoo |
488 |
|
* |
489 |
|
*/ |
490 |
|
void |
491 |
< |
send_capabilities(struct Client *client_p, struct AccessItem *aconf, |
559 |
< |
int cap_can_send) |
491 |
> |
send_capabilities(struct Client *client_p) |
492 |
|
{ |
493 |
< |
struct Capability *cap=NULL; |
494 |
< |
char msgbuf[IRCD_BUFSIZE]; |
563 |
< |
char *t; |
564 |
< |
int tl; |
565 |
< |
dlink_node *ptr; |
493 |
> |
char buf[IRCD_BUFSIZE] = ""; |
494 |
> |
const dlink_node *node = NULL; |
495 |
|
|
496 |
< |
t = msgbuf; |
568 |
< |
|
569 |
< |
DLINK_FOREACH(ptr, cap_list.head) |
496 |
> |
DLINK_FOREACH(node, server_capabilities_list.head) |
497 |
|
{ |
498 |
< |
cap = ptr->data; |
572 |
< |
|
573 |
< |
if (cap->cap & (cap_can_send|default_server_capabs)) |
574 |
< |
{ |
575 |
< |
tl = ircsprintf(t, "%s ", cap->name); |
576 |
< |
t += tl; |
577 |
< |
} |
578 |
< |
} |
579 |
< |
|
580 |
< |
*(t - 1) = '\0'; |
581 |
< |
sendto_one(client_p, "CAPAB :%s", msgbuf); |
582 |
< |
} |
583 |
< |
|
584 |
< |
/* sendnick_TS() |
585 |
< |
* |
586 |
< |
* inputs - client (server) to send nick towards |
587 |
< |
* - client to send nick for |
588 |
< |
* output - NONE |
589 |
< |
* side effects - NICK message is sent towards given client_p |
590 |
< |
*/ |
591 |
< |
void |
592 |
< |
sendnick_TS(struct Client *client_p, struct Client *target_p) |
593 |
< |
{ |
594 |
< |
static char ubuf[12]; |
595 |
< |
|
596 |
< |
if (!IsClient(target_p)) |
597 |
< |
return; |
498 |
> |
const struct Capability *cap = node->data; |
499 |
|
|
500 |
< |
send_umode(NULL, target_p, 0, SEND_UMODES, ubuf); |
500 |
> |
strlcat(buf, cap->name, sizeof(buf)); |
501 |
|
|
502 |
< |
if (ubuf[0] == '\0') |
503 |
< |
{ |
603 |
< |
ubuf[0] = '+'; |
604 |
< |
ubuf[1] = '\0'; |
605 |
< |
} |
606 |
< |
|
607 |
< |
/* XXX Both of these need to have a :me.name or :mySID!?!?! */ |
608 |
< |
if (IsCapable(client_p, CAP_SVS)) |
609 |
< |
{ |
610 |
< |
if (HasID(target_p) && IsCapable(client_p, CAP_TS6)) |
611 |
< |
sendto_one(client_p, ":%s UID %s %d %lu %s %s %s %s %s %lu :%s", |
612 |
< |
target_p->servptr->id, |
613 |
< |
target_p->name, target_p->hopcount + 1, |
614 |
< |
(unsigned long) target_p->tsinfo, |
615 |
< |
ubuf, target_p->username, target_p->host, |
616 |
< |
(MyClient(target_p) && IsIPSpoof(target_p)) ? |
617 |
< |
"0" : target_p->sockhost, target_p->id, |
618 |
< |
(unsigned long)target_p->servicestamp, target_p->info); |
619 |
< |
else |
620 |
< |
sendto_one(client_p, "NICK %s %d %lu %s %s %s %s %lu :%s", |
621 |
< |
target_p->name, target_p->hopcount + 1, |
622 |
< |
(unsigned long) target_p->tsinfo, |
623 |
< |
ubuf, target_p->username, target_p->host, |
624 |
< |
target_p->servptr->name, (unsigned long)target_p->servicestamp, |
625 |
< |
target_p->info); |
502 |
> |
if (node->next) |
503 |
> |
strlcat(buf, " ", sizeof(buf)); |
504 |
|
} |
627 |
– |
else |
628 |
– |
{ |
629 |
– |
if (HasID(target_p) && IsCapable(client_p, CAP_TS6)) |
630 |
– |
sendto_one(client_p, ":%s UID %s %d %lu %s %s %s %s %s :%s", |
631 |
– |
target_p->servptr->id, |
632 |
– |
target_p->name, target_p->hopcount + 1, |
633 |
– |
(unsigned long) target_p->tsinfo, |
634 |
– |
ubuf, target_p->username, target_p->host, |
635 |
– |
(MyClient(target_p) && IsIPSpoof(target_p)) ? |
636 |
– |
"0" : target_p->sockhost, target_p->id, target_p->info); |
637 |
– |
else |
638 |
– |
sendto_one(client_p, "NICK %s %d %lu %s %s %s %s :%s", |
639 |
– |
target_p->name, target_p->hopcount + 1, |
640 |
– |
(unsigned long) target_p->tsinfo, |
641 |
– |
ubuf, target_p->username, target_p->host, |
642 |
– |
target_p->servptr->name, target_p->info); |
643 |
– |
} |
644 |
– |
|
645 |
– |
if (IsConfAwayBurst((struct AccessItem *)map_to_conf(client_p->localClient->confs.head->data))) |
646 |
– |
if (target_p->away[0]) |
647 |
– |
sendto_one(client_p, ":%s AWAY :%s", ID_or_name(target_p, client_p), |
648 |
– |
target_p->away); |
505 |
|
|
506 |
+ |
sendto_one(client_p, "CAPAB :%s", buf); |
507 |
|
} |
508 |
|
|
509 |
|
/* |
514 |
|
* side effects - build up string representing capabilities of server listed |
515 |
|
*/ |
516 |
|
const char * |
517 |
< |
show_capabilities(struct Client *target_p) |
517 |
> |
show_capabilities(const struct Client *target_p) |
518 |
|
{ |
519 |
< |
static char msgbuf[IRCD_BUFSIZE]; |
520 |
< |
char *t = msgbuf; |
664 |
< |
dlink_node *ptr; |
519 |
> |
static char msgbuf[IRCD_BUFSIZE] = ""; |
520 |
> |
const dlink_node *node = NULL; |
521 |
|
|
522 |
< |
t += ircsprintf(msgbuf, "TS "); |
522 |
> |
strlcpy(msgbuf, "TS", sizeof(msgbuf)); |
523 |
|
|
524 |
< |
DLINK_FOREACH(ptr, cap_list.head) |
524 |
> |
DLINK_FOREACH(node, server_capabilities_list.head) |
525 |
|
{ |
526 |
< |
const struct Capability *cap = ptr->data; |
526 |
> |
const struct Capability *cap = node->data; |
527 |
> |
|
528 |
> |
if (!IsCapable(target_p, cap->cap)) |
529 |
> |
continue; |
530 |
|
|
531 |
< |
if (IsCapable(target_p, cap->cap)) |
532 |
< |
t += ircsprintf(t, "%s ", cap->name); |
531 |
> |
strlcat(msgbuf, " ", sizeof(msgbuf)); |
532 |
> |
strlcat(msgbuf, cap->name, sizeof(msgbuf)); |
533 |
|
} |
534 |
|
|
676 |
– |
*(t - 1) = '\0'; |
535 |
|
return msgbuf; |
536 |
|
} |
537 |
|
|
546 |
|
make_server(struct Client *client_p) |
547 |
|
{ |
548 |
|
if (client_p->serv == NULL) |
549 |
< |
client_p->serv = MyMalloc(sizeof(struct Server)); |
549 |
> |
client_p->serv = MyCalloc(sizeof(struct Server)); |
550 |
|
|
551 |
|
return client_p->serv; |
552 |
|
} |
553 |
|
|
696 |
– |
/* server_estab() |
697 |
– |
* |
698 |
– |
* inputs - pointer to a struct Client |
699 |
– |
* output - |
700 |
– |
* side effects - |
701 |
– |
*/ |
702 |
– |
void |
703 |
– |
server_estab(struct Client *client_p) |
704 |
– |
{ |
705 |
– |
struct Client *target_p; |
706 |
– |
struct ConfItem *conf; |
707 |
– |
struct AccessItem *aconf=NULL; |
708 |
– |
char *host; |
709 |
– |
const char *inpath; |
710 |
– |
static char inpath_ip[HOSTLEN * 2 + USERLEN + 6]; |
711 |
– |
dlink_node *ptr; |
712 |
– |
#ifdef HAVE_LIBCRYPTO |
713 |
– |
const COMP_METHOD *compression = NULL, *expansion = NULL; |
714 |
– |
#endif |
715 |
– |
|
716 |
– |
assert(client_p != NULL); |
717 |
– |
|
718 |
– |
strlcpy(inpath_ip, get_client_name(client_p, SHOW_IP), sizeof(inpath_ip)); |
719 |
– |
|
720 |
– |
inpath = get_client_name(client_p, MASK_IP); /* "refresh" inpath with host */ |
721 |
– |
host = client_p->name; |
722 |
– |
|
723 |
– |
if ((conf = find_conf_name(&client_p->localClient->confs, host, SERVER_TYPE)) |
724 |
– |
== NULL) |
725 |
– |
{ |
726 |
– |
/* This shouldn't happen, better tell the ops... -A1kmm */ |
727 |
– |
sendto_realops_flags(UMODE_ALL, L_ALL, "Warning: Lost connect{} block " |
728 |
– |
"for server %s(this shouldn't happen)!", host); |
729 |
– |
exit_client(client_p, &me, "Lost connect{} block!"); |
730 |
– |
return; |
731 |
– |
} |
732 |
– |
|
733 |
– |
MyFree(client_p->localClient->passwd); |
734 |
– |
client_p->localClient->passwd = NULL; |
735 |
– |
|
736 |
– |
/* Its got identd, since its a server */ |
737 |
– |
SetGotId(client_p); |
738 |
– |
|
739 |
– |
/* If there is something in the serv_list, it might be this |
740 |
– |
* connecting server.. |
741 |
– |
*/ |
742 |
– |
if (!ServerInfo.hub && serv_list.head) |
743 |
– |
{ |
744 |
– |
if (client_p != serv_list.head->data || serv_list.head->next) |
745 |
– |
{ |
746 |
– |
++ServerStats.is_ref; |
747 |
– |
sendto_one(client_p, "ERROR :I'm a leaf not a hub"); |
748 |
– |
exit_client(client_p, &me, "I'm a leaf"); |
749 |
– |
return; |
750 |
– |
} |
751 |
– |
} |
752 |
– |
|
753 |
– |
aconf = map_to_conf(conf); |
754 |
– |
|
755 |
– |
if (IsUnknown(client_p)) |
756 |
– |
{ |
757 |
– |
/* jdc -- 1. Use EmptyString(), not [0] index reference. |
758 |
– |
* 2. Check aconf->spasswd, not aconf->passwd. |
759 |
– |
*/ |
760 |
– |
if (!EmptyString(aconf->spasswd)) |
761 |
– |
sendto_one(client_p, "PASS %s TS %d %s", |
762 |
– |
aconf->spasswd, TS_CURRENT, me.id); |
763 |
– |
|
764 |
– |
/* Pass my info to the new server |
765 |
– |
* |
766 |
– |
* Pass on ZIP if supported |
767 |
– |
* Pass on TB if supported. |
768 |
– |
* - Dianora |
769 |
– |
*/ |
770 |
– |
|
771 |
– |
send_capabilities(client_p, aconf, |
772 |
– |
(IsConfTopicBurst(aconf) ? CAP_TBURST : 0)); |
773 |
– |
|
774 |
– |
sendto_one(client_p, "SERVER %s 1 :%s%s", |
775 |
– |
me.name, ConfigServerHide.hidden ? "(H) " : "", me.info); |
776 |
– |
} |
777 |
– |
|
778 |
– |
sendto_one(client_p, "SVINFO %d %d 0 :%lu", TS_CURRENT, TS_MIN, |
779 |
– |
(unsigned long)CurrentTime); |
780 |
– |
|
781 |
– |
/* assumption here is if they passed the correct TS version, they also passed an SID */ |
782 |
– |
if (IsCapable(client_p, CAP_TS6)) |
783 |
– |
hash_add_id(client_p); |
784 |
– |
|
785 |
– |
/* XXX Does this ever happen? I don't think so -db */ |
786 |
– |
detach_conf(client_p, OPER_TYPE); |
787 |
– |
|
788 |
– |
/* *WARNING* |
789 |
– |
** In the following code in place of plain server's |
790 |
– |
** name we send what is returned by get_client_name |
791 |
– |
** which may add the "sockhost" after the name. It's |
792 |
– |
** *very* *important* that there is a SPACE between |
793 |
– |
** the name and sockhost (if present). The receiving |
794 |
– |
** server will start the information field from this |
795 |
– |
** first blank and thus puts the sockhost into info. |
796 |
– |
** ...a bit tricky, but you have been warned, besides |
797 |
– |
** code is more neat this way... --msa |
798 |
– |
*/ |
799 |
– |
client_p->servptr = &me; |
800 |
– |
|
801 |
– |
if (IsClosing(client_p)) |
802 |
– |
return; |
803 |
– |
|
804 |
– |
SetServer(client_p); |
805 |
– |
|
806 |
– |
/* Update the capability combination usage counts. -A1kmm */ |
807 |
– |
set_chcap_usage_counts(client_p); |
808 |
– |
|
809 |
– |
/* Some day, all these lists will be consolidated *sigh* */ |
810 |
– |
dlinkAdd(client_p, &client_p->lnode, &me.serv->server_list); |
811 |
– |
|
812 |
– |
assert(dlinkFind(&unknown_list, client_p)); |
813 |
– |
|
814 |
– |
dlink_move_node(&client_p->localClient->lclient_node, |
815 |
– |
&unknown_list, &serv_list); |
816 |
– |
|
817 |
– |
Count.myserver++; |
818 |
– |
|
819 |
– |
dlinkAdd(client_p, make_dlink_node(), &global_serv_list); |
820 |
– |
hash_add_client(client_p); |
821 |
– |
|
822 |
– |
/* doesnt duplicate client_p->serv if allocated this struct already */ |
823 |
– |
make_server(client_p); |
824 |
– |
|
825 |
– |
/* fixing eob timings.. -gnp */ |
826 |
– |
client_p->localClient->firsttime = CurrentTime; |
827 |
– |
|
828 |
– |
if (find_matching_name_conf(SERVICE_TYPE, client_p->name, NULL, NULL, 0)) |
829 |
– |
AddFlag(client_p, FLAGS_SERVICE); |
830 |
– |
|
831 |
– |
/* Show the real host/IP to admins */ |
832 |
– |
#ifdef HAVE_LIBCRYPTO |
833 |
– |
if (client_p->localClient->fd.ssl) |
834 |
– |
{ |
835 |
– |
compression = SSL_get_current_compression(client_p->localClient->fd.ssl); |
836 |
– |
expansion = SSL_get_current_expansion(client_p->localClient->fd.ssl); |
837 |
– |
|
838 |
– |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
839 |
– |
"Link with %s established: [SSL: %s, Compression/Expansion method: %s/%s] (Capabilities: %s)", |
840 |
– |
inpath_ip, ssl_get_cipher(client_p->localClient->fd.ssl), |
841 |
– |
compression ? SSL_COMP_get_name(compression) : "NONE", |
842 |
– |
expansion ? SSL_COMP_get_name(expansion) : "NONE", |
843 |
– |
show_capabilities(client_p)); |
844 |
– |
/* Now show the masked hostname/IP to opers */ |
845 |
– |
sendto_realops_flags(UMODE_ALL, L_OPER, |
846 |
– |
"Link with %s established: [SSL: %s, Compression/Expansion method: %s/%s] (Capabilities: %s)", |
847 |
– |
inpath, ssl_get_cipher(client_p->localClient->fd.ssl), |
848 |
– |
compression ? SSL_COMP_get_name(compression) : "NONE", |
849 |
– |
expansion ? SSL_COMP_get_name(expansion) : "NONE", |
850 |
– |
show_capabilities(client_p)); |
851 |
– |
ilog(LOG_TYPE_IRCD, "Link with %s established: [SSL: %s, Compression/Expansion method: %s/%s] (Capabilities: %s)", |
852 |
– |
inpath_ip, ssl_get_cipher(client_p->localClient->fd.ssl), |
853 |
– |
compression ? SSL_COMP_get_name(compression) : "NONE", |
854 |
– |
expansion ? SSL_COMP_get_name(expansion) : "NONE", |
855 |
– |
show_capabilities(client_p)); |
856 |
– |
} |
857 |
– |
else |
858 |
– |
#endif |
859 |
– |
{ |
860 |
– |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
861 |
– |
"Link with %s established: (Capabilities: %s)", |
862 |
– |
inpath_ip,show_capabilities(client_p)); |
863 |
– |
/* Now show the masked hostname/IP to opers */ |
864 |
– |
sendto_realops_flags(UMODE_ALL, L_OPER, |
865 |
– |
"Link with %s established: (Capabilities: %s)", |
866 |
– |
inpath,show_capabilities(client_p)); |
867 |
– |
ilog(LOG_TYPE_IRCD, "Link with %s established: (Capabilities: %s)", |
868 |
– |
inpath_ip, show_capabilities(client_p)); |
869 |
– |
} |
870 |
– |
|
871 |
– |
fd_note(&client_p->localClient->fd, "Server: %s", client_p->name); |
872 |
– |
|
873 |
– |
/* Old sendto_serv_but_one() call removed because we now |
874 |
– |
** need to send different names to different servers |
875 |
– |
** (domain name matching) Send new server to other servers. |
876 |
– |
*/ |
877 |
– |
DLINK_FOREACH(ptr, serv_list.head) |
878 |
– |
{ |
879 |
– |
target_p = ptr->data; |
880 |
– |
|
881 |
– |
if (target_p == client_p) |
882 |
– |
continue; |
883 |
– |
|
884 |
– |
if (IsCapable(target_p, CAP_TS6) && HasID(client_p)) |
885 |
– |
sendto_one(target_p, ":%s SID %s 2 %s :%s%s", |
886 |
– |
me.id, client_p->name, client_p->id, |
887 |
– |
IsHidden(client_p) ? "(H) " : "", |
888 |
– |
client_p->info); |
889 |
– |
else |
890 |
– |
sendto_one(target_p,":%s SERVER %s 2 :%s%s", |
891 |
– |
me.name, client_p->name, |
892 |
– |
IsHidden(client_p) ? "(H) " : "", |
893 |
– |
client_p->info); |
894 |
– |
} |
895 |
– |
|
896 |
– |
/* Pass on my client information to the new server |
897 |
– |
** |
898 |
– |
** First, pass only servers (idea is that if the link gets |
899 |
– |
** cancelled beacause the server was already there, |
900 |
– |
** there are no NICK's to be cancelled...). Of course, |
901 |
– |
** if cancellation occurs, all this info is sent anyway, |
902 |
– |
** and I guess the link dies when a read is attempted...? --msa |
903 |
– |
** |
904 |
– |
** Note: Link cancellation to occur at this point means |
905 |
– |
** that at least two servers from my fragment are building |
906 |
– |
** up connection this other fragment at the same time, it's |
907 |
– |
** a race condition, not the normal way of operation... |
908 |
– |
** |
909 |
– |
** ALSO NOTE: using the get_client_name for server names-- |
910 |
– |
** see previous *WARNING*!!! (Also, original inpath |
911 |
– |
** is destroyed...) |
912 |
– |
*/ |
913 |
– |
|
914 |
– |
DLINK_FOREACH_PREV(ptr, global_serv_list.tail) |
915 |
– |
{ |
916 |
– |
target_p = ptr->data; |
917 |
– |
|
918 |
– |
/* target_p->from == target_p for target_p == client_p */ |
919 |
– |
if (IsMe(target_p) || target_p->from == client_p) |
920 |
– |
continue; |
921 |
– |
|
922 |
– |
if (IsCapable(client_p, CAP_TS6)) |
923 |
– |
{ |
924 |
– |
if (HasID(target_p)) |
925 |
– |
sendto_one(client_p, ":%s SID %s %d %s :%s%s", |
926 |
– |
ID(target_p->servptr), target_p->name, target_p->hopcount+1, |
927 |
– |
target_p->id, IsHidden(target_p) ? "(H) " : "", |
928 |
– |
target_p->info); |
929 |
– |
else /* introducing non-ts6 server */ |
930 |
– |
sendto_one(client_p, ":%s SERVER %s %d :%s%s", |
931 |
– |
ID(target_p->servptr), target_p->name, target_p->hopcount+1, |
932 |
– |
IsHidden(target_p) ? "(H) " : "", target_p->info); |
933 |
– |
} |
934 |
– |
else |
935 |
– |
sendto_one(client_p, ":%s SERVER %s %d :%s%s", |
936 |
– |
target_p->servptr->name, target_p->name, target_p->hopcount+1, |
937 |
– |
IsHidden(target_p) ? "(H) " : "", target_p->info); |
938 |
– |
} |
939 |
– |
|
940 |
– |
server_burst(client_p); |
941 |
– |
} |
942 |
– |
|
943 |
– |
/* server_burst() |
944 |
– |
* |
945 |
– |
* inputs - struct Client pointer server |
946 |
– |
* - |
947 |
– |
* output - none |
948 |
– |
* side effects - send a server burst |
949 |
– |
* bugs - still too long |
950 |
– |
*/ |
951 |
– |
static void |
952 |
– |
server_burst(struct Client *client_p) |
953 |
– |
{ |
954 |
– |
/* Send it in the shortened format with the TS, if |
955 |
– |
** it's a TS server; walk the list of channels, sending |
956 |
– |
** all the nicks that haven't been sent yet for each |
957 |
– |
** channel, then send the channel itself -- it's less |
958 |
– |
** obvious than sending all nicks first, but on the |
959 |
– |
** receiving side memory will be allocated more nicely |
960 |
– |
** saving a few seconds in the handling of a split |
961 |
– |
** -orabidoo |
962 |
– |
*/ |
963 |
– |
|
964 |
– |
burst_all(client_p); |
965 |
– |
|
966 |
– |
/* EOB stuff is now in burst_all */ |
967 |
– |
/* Always send a PING after connect burst is done */ |
968 |
– |
sendto_one(client_p, "PING :%s", ID_or_name(&me, client_p)); |
969 |
– |
} |
970 |
– |
|
971 |
– |
/* burst_all() |
972 |
– |
* |
973 |
– |
* inputs - pointer to server to send burst to |
974 |
– |
* output - NONE |
975 |
– |
* side effects - complete burst of channels/nicks is sent to client_p |
976 |
– |
*/ |
977 |
– |
static void |
978 |
– |
burst_all(struct Client *client_p) |
979 |
– |
{ |
980 |
– |
dlink_node *ptr = NULL; |
981 |
– |
|
982 |
– |
DLINK_FOREACH(ptr, global_channel_list.head) |
983 |
– |
{ |
984 |
– |
struct Channel *chptr = ptr->data; |
985 |
– |
|
986 |
– |
if (dlink_list_length(&chptr->members) != 0) |
987 |
– |
{ |
988 |
– |
burst_members(client_p, chptr); |
989 |
– |
send_channel_modes(client_p, chptr); |
990 |
– |
|
991 |
– |
if (IsCapable(client_p, CAP_TBURST)) |
992 |
– |
send_tb(client_p, chptr); |
993 |
– |
} |
994 |
– |
} |
995 |
– |
|
996 |
– |
/* also send out those that are not on any channel |
997 |
– |
*/ |
998 |
– |
DLINK_FOREACH(ptr, global_client_list.head) |
999 |
– |
{ |
1000 |
– |
struct Client *target_p = ptr->data; |
1001 |
– |
|
1002 |
– |
if (!HasFlag(target_p, FLAGS_BURSTED) && target_p->from != client_p) |
1003 |
– |
sendnick_TS(client_p, target_p); |
1004 |
– |
|
1005 |
– |
DelFlag(target_p, FLAGS_BURSTED); |
1006 |
– |
} |
1007 |
– |
|
1008 |
– |
/* We send the time we started the burst, and let the remote host determine an EOB time, |
1009 |
– |
** as otherwise we end up sending a EOB of 0 Sending here means it gets sent last -- fl |
1010 |
– |
*/ |
1011 |
– |
/* Its simpler to just send EOB and use the time its been connected.. --fl_ */ |
1012 |
– |
if (IsCapable(client_p, CAP_EOB)) |
1013 |
– |
sendto_one(client_p, ":%s EOB", ID_or_name(&me, client_p)); |
1014 |
– |
} |
1015 |
– |
|
1016 |
– |
/* |
1017 |
– |
* send_tb |
1018 |
– |
* |
1019 |
– |
* inputs - pointer to Client |
1020 |
– |
* - pointer to channel |
1021 |
– |
* output - NONE |
1022 |
– |
* side effects - Called on a server burst when |
1023 |
– |
* server is CAP_TBURST capable |
1024 |
– |
*/ |
1025 |
– |
static void |
1026 |
– |
send_tb(struct Client *client_p, struct Channel *chptr) |
1027 |
– |
{ |
1028 |
– |
/* |
1029 |
– |
* We may also send an empty topic here, but only if topic_time isn't 0, |
1030 |
– |
* i.e. if we had a topic that got unset. This is required for syncing |
1031 |
– |
* topics properly. |
1032 |
– |
* |
1033 |
– |
* Imagine the following scenario: Our downlink introduces a channel |
1034 |
– |
* to us with a TS that is equal to ours, but the channel topic on |
1035 |
– |
* their side got unset while the servers were in splitmode, which means |
1036 |
– |
* their 'topic' is newer. They simply wanted to unset it, so we have to |
1037 |
– |
* deal with it in a more sophisticated fashion instead of just resetting |
1038 |
– |
* it to their old topic they had before. Read m_tburst.c:ms_tburst |
1039 |
– |
* for further information -Michael |
1040 |
– |
*/ |
1041 |
– |
if (chptr->topic_time != 0) |
1042 |
– |
sendto_one(client_p, ":%s TBURST %lu %s %lu %s :%s", |
1043 |
– |
ID_or_name(&me, client_p), |
1044 |
– |
(unsigned long)chptr->channelts, chptr->chname, |
1045 |
– |
(unsigned long)chptr->topic_time, |
1046 |
– |
chptr->topic_info, |
1047 |
– |
chptr->topic); |
1048 |
– |
} |
1049 |
– |
|
1050 |
– |
/* burst_members() |
1051 |
– |
* |
1052 |
– |
* inputs - pointer to server to send members to |
1053 |
– |
* - dlink_list pointer to membership list to send |
1054 |
– |
* output - NONE |
1055 |
– |
* side effects - |
1056 |
– |
*/ |
1057 |
– |
static void |
1058 |
– |
burst_members(struct Client *client_p, struct Channel *chptr) |
1059 |
– |
{ |
1060 |
– |
struct Client *target_p; |
1061 |
– |
struct Membership *ms; |
1062 |
– |
dlink_node *ptr; |
1063 |
– |
|
1064 |
– |
DLINK_FOREACH(ptr, chptr->members.head) |
1065 |
– |
{ |
1066 |
– |
ms = ptr->data; |
1067 |
– |
target_p = ms->client_p; |
1068 |
– |
|
1069 |
– |
if (!HasFlag(target_p, FLAGS_BURSTED)) |
1070 |
– |
{ |
1071 |
– |
AddFlag(target_p, FLAGS_BURSTED); |
1072 |
– |
|
1073 |
– |
if (target_p->from != client_p) |
1074 |
– |
sendnick_TS(client_p, target_p); |
1075 |
– |
} |
1076 |
– |
} |
1077 |
– |
} |
1078 |
– |
|
554 |
|
/* New server connection code |
555 |
|
* Based upon the stuff floating about in s_bsd.c |
556 |
|
* -- adrian |
558 |
|
|
559 |
|
/* serv_connect() - initiate a server connection |
560 |
|
* |
561 |
< |
* inputs - pointer to conf |
561 |
> |
* inputs - pointer to conf |
562 |
|
* - pointer to client doing the connect |
563 |
|
* output - |
564 |
|
* side effects - |
573 |
|
* it suceeded or not, and 0 if it fails in here somewhere. |
574 |
|
*/ |
575 |
|
int |
576 |
< |
serv_connect(struct AccessItem *aconf, struct Client *by) |
576 |
> |
serv_connect(struct MaskItem *conf, struct Client *by) |
577 |
|
{ |
578 |
< |
struct ConfItem *conf; |
579 |
< |
struct Client *client_p; |
1105 |
< |
char buf[HOSTIPLEN + 1]; |
578 |
> |
struct Client *client_p = NULL; |
579 |
> |
char buf[HOSTIPLEN + 1] = ""; |
580 |
|
|
581 |
|
/* conversion structs */ |
582 |
|
struct sockaddr_in *v4; |
1109 |
– |
/* Make sure aconf is useful */ |
1110 |
– |
assert(aconf != NULL); |
583 |
|
|
584 |
< |
/* XXX should be passing struct ConfItem in the first place */ |
585 |
< |
conf = unmap_conf_item(aconf); |
584 |
> |
/* Make sure conf is useful */ |
585 |
> |
assert(conf); |
586 |
|
|
587 |
< |
/* log */ |
1116 |
< |
getnameinfo((struct sockaddr *)&aconf->addr, aconf->addr.ss_len, |
587 |
> |
getnameinfo((const struct sockaddr *)&conf->addr, conf->addr.ss_len, |
588 |
|
buf, sizeof(buf), NULL, 0, NI_NUMERICHOST); |
589 |
< |
ilog(LOG_TYPE_IRCD, "Connect to %s[%s] @%s", conf->name, aconf->host, |
589 |
> |
ilog(LOG_TYPE_IRCD, "Connect to %s[%s] @%s", conf->name, conf->host, |
590 |
|
buf); |
591 |
|
|
592 |
|
/* Still processing a DNS lookup? -> exit */ |
593 |
< |
if (aconf->dns_pending) |
593 |
> |
if (conf->dns_pending) |
594 |
|
{ |
595 |
< |
sendto_realops_flags(UMODE_ALL, L_ALL, |
595 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, |
596 |
|
"Error connecting to %s: DNS lookup for connect{} in progress.", |
597 |
|
conf->name); |
598 |
< |
return (0); |
598 |
> |
return 0; |
599 |
|
} |
600 |
|
|
601 |
< |
if (aconf->dns_failed) |
601 |
> |
if (conf->dns_failed) |
602 |
|
{ |
603 |
< |
sendto_realops_flags(UMODE_ALL, L_ALL, |
603 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, |
604 |
|
"Error connecting to %s: DNS lookup for connect{} failed.", |
605 |
|
conf->name); |
606 |
< |
return (0); |
606 |
> |
return 0; |
607 |
|
} |
608 |
|
|
609 |
|
/* Make sure this server isn't already connected |
610 |
< |
* Note: aconf should ALWAYS be a valid C: line |
610 |
> |
* Note: conf should ALWAYS be a valid C: line |
611 |
|
*/ |
612 |
< |
if ((client_p = hash_find_server(conf->name)) != NULL) |
613 |
< |
{ |
614 |
< |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
615 |
< |
"Server %s already present from %s", |
616 |
< |
conf->name, get_client_name(client_p, SHOW_IP)); |
617 |
< |
sendto_realops_flags(UMODE_ALL, L_OPER, |
618 |
< |
"Server %s already present from %s", |
619 |
< |
conf->name, get_client_name(client_p, MASK_IP)); |
612 |
> |
if ((client_p = hash_find_server(conf->name))) |
613 |
> |
{ |
614 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE, |
615 |
> |
"Server %s already present from %s", |
616 |
> |
conf->name, get_client_name(client_p, SHOW_IP)); |
617 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_OPER, SEND_NOTICE, |
618 |
> |
"Server %s already present from %s", |
619 |
> |
conf->name, get_client_name(client_p, MASK_IP)); |
620 |
|
if (by && IsClient(by) && !MyClient(by)) |
621 |
< |
sendto_one(by, ":%s NOTICE %s :Server %s already present from %s", |
622 |
< |
me.name, by->name, conf->name, |
623 |
< |
get_client_name(client_p, MASK_IP)); |
1153 |
< |
return (0); |
621 |
> |
sendto_one_notice(by, &me, ":Server %s already present from %s", |
622 |
> |
conf->name, get_client_name(client_p, MASK_IP)); |
623 |
> |
return 0; |
624 |
|
} |
625 |
< |
|
625 |
> |
|
626 |
|
/* Create a local client */ |
627 |
|
client_p = make_client(NULL); |
628 |
|
|
629 |
|
/* Copy in the server, hostname, fd */ |
630 |
|
strlcpy(client_p->name, conf->name, sizeof(client_p->name)); |
631 |
< |
strlcpy(client_p->host, aconf->host, sizeof(client_p->host)); |
631 |
> |
strlcpy(client_p->host, conf->host, sizeof(client_p->host)); |
632 |
|
|
633 |
|
/* We already converted the ip once, so lets use it - stu */ |
634 |
|
strlcpy(client_p->sockhost, buf, sizeof(client_p->sockhost)); |
635 |
|
|
636 |
< |
/* create a socket for the server connection */ |
637 |
< |
if (comm_open(&client_p->localClient->fd, aconf->addr.ss.ss_family, |
1168 |
< |
SOCK_STREAM, 0, NULL) < 0) |
636 |
> |
/* create a socket for the server connection */ |
637 |
> |
if (comm_open(&client_p->connection->fd, conf->addr.ss.ss_family, SOCK_STREAM, 0, NULL) < 0) |
638 |
|
{ |
639 |
|
/* Eek, failure to create the socket */ |
640 |
< |
report_error(L_ALL, |
641 |
< |
"opening stream socket to %s: %s", conf->name, errno); |
640 |
> |
report_error(L_ALL, "opening stream socket to %s: %s", conf->name, errno); |
641 |
> |
|
642 |
|
SetDead(client_p); |
643 |
< |
exit_client(client_p, &me, "Connection failed"); |
644 |
< |
return (0); |
643 |
> |
exit_client(client_p, "Connection failed"); |
644 |
> |
return 0; |
645 |
|
} |
646 |
|
|
647 |
|
/* servernames are always guaranteed under HOSTLEN chars */ |
648 |
< |
fd_note(&client_p->localClient->fd, "Server: %s", conf->name); |
648 |
> |
fd_note(&client_p->connection->fd, "Server: %s", conf->name); |
649 |
|
|
650 |
|
/* Attach config entries to client here rather than in |
651 |
|
* serv_connect_callback(). This to avoid null pointer references. |
652 |
|
*/ |
653 |
< |
if (!attach_connect_block(client_p, conf->name, aconf->host)) |
653 |
> |
if (!attach_connect_block(client_p, conf->name, conf->host)) |
654 |
|
{ |
655 |
< |
sendto_realops_flags(UMODE_ALL, L_ALL, |
656 |
< |
"Host %s is not enabled for connecting:no C/N-line", |
657 |
< |
conf->name); |
658 |
< |
if (by && IsClient(by) && !MyClient(by)) |
659 |
< |
sendto_one(by, ":%s NOTICE %s :Connect to host %s failed.", |
660 |
< |
me.name, by->name, client_p->name); |
655 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, |
656 |
> |
"Host %s is not enabled for connecting: no connect {} block", |
657 |
> |
conf->name); |
658 |
> |
if (by && IsClient(by) && !MyClient(by)) |
659 |
> |
sendto_one_notice(by, &me, ":Connect to host %s failed: no connect {} block", client_p->name); |
660 |
> |
|
661 |
|
SetDead(client_p); |
662 |
< |
exit_client(client_p, client_p, "Connection failed"); |
663 |
< |
return (0); |
662 |
> |
exit_client(client_p, "Connection failed"); |
663 |
> |
return 0; |
664 |
|
} |
665 |
|
|
666 |
|
/* at this point we have a connection in progress and C/N lines |
677 |
|
strlcpy(client_p->serv->by, "AutoConn.", sizeof(client_p->serv->by)); |
678 |
|
|
679 |
|
SetConnecting(client_p); |
680 |
< |
dlinkAdd(client_p, &client_p->node, &global_client_list); |
1212 |
< |
/* from def_fam */ |
1213 |
< |
client_p->localClient->aftype = aconf->aftype; |
680 |
> |
client_p->connection->aftype = conf->aftype; |
681 |
|
|
682 |
|
/* Now, initiate the connection */ |
683 |
< |
/* XXX assume that a non 0 type means a specific bind address |
683 |
> |
/* XXX assume that a non 0 type means a specific bind address |
684 |
|
* for this connect. |
685 |
|
*/ |
686 |
< |
switch (aconf->aftype) |
686 |
> |
switch (conf->aftype) |
687 |
|
{ |
688 |
|
case AF_INET: |
689 |
< |
v4 = (struct sockaddr_in*)&aconf->bind; |
690 |
< |
if (v4->sin_addr.s_addr != 0) |
689 |
> |
v4 = (struct sockaddr_in*)&conf->bind; |
690 |
> |
if (v4->sin_addr.s_addr) |
691 |
|
{ |
692 |
|
struct irc_ssaddr ipn; |
693 |
|
memset(&ipn, 0, sizeof(struct irc_ssaddr)); |
694 |
|
ipn.ss.ss_family = AF_INET; |
695 |
|
ipn.ss_port = 0; |
696 |
< |
memcpy(&ipn, &aconf->bind, sizeof(struct irc_ssaddr)); |
697 |
< |
comm_connect_tcp(&client_p->localClient->fd, aconf->host, aconf->port, |
698 |
< |
(struct sockaddr *)&ipn, ipn.ss_len, |
699 |
< |
serv_connect_callback, client_p, aconf->aftype, |
700 |
< |
CONNECTTIMEOUT); |
696 |
> |
memcpy(&ipn, &conf->bind, sizeof(struct irc_ssaddr)); |
697 |
> |
comm_connect_tcp(&client_p->connection->fd, conf->host, conf->port, |
698 |
> |
(struct sockaddr *)&ipn, ipn.ss_len, |
699 |
> |
serv_connect_callback, client_p, conf->aftype, |
700 |
> |
CONNECTTIMEOUT); |
701 |
|
} |
702 |
< |
else if (ServerInfo.specific_ipv4_vhost) |
702 |
> |
else if (ConfigServerInfo.specific_ipv4_vhost) |
703 |
|
{ |
704 |
|
struct irc_ssaddr ipn; |
705 |
|
memset(&ipn, 0, sizeof(struct irc_ssaddr)); |
706 |
|
ipn.ss.ss_family = AF_INET; |
707 |
|
ipn.ss_port = 0; |
708 |
< |
memcpy(&ipn, &ServerInfo.ip, sizeof(struct irc_ssaddr)); |
709 |
< |
comm_connect_tcp(&client_p->localClient->fd, aconf->host, aconf->port, |
708 |
> |
memcpy(&ipn, &ConfigServerInfo.ip, sizeof(struct irc_ssaddr)); |
709 |
> |
comm_connect_tcp(&client_p->connection->fd, conf->host, conf->port, |
710 |
|
(struct sockaddr *)&ipn, ipn.ss_len, |
711 |
< |
serv_connect_callback, client_p, aconf->aftype, |
712 |
< |
CONNECTTIMEOUT); |
711 |
> |
serv_connect_callback, client_p, conf->aftype, |
712 |
> |
CONNECTTIMEOUT); |
713 |
|
} |
714 |
|
else |
715 |
< |
comm_connect_tcp(&client_p->localClient->fd, aconf->host, aconf->port, |
716 |
< |
NULL, 0, serv_connect_callback, client_p, aconf->aftype, |
715 |
> |
comm_connect_tcp(&client_p->connection->fd, conf->host, conf->port, |
716 |
> |
NULL, 0, serv_connect_callback, client_p, conf->aftype, |
717 |
|
CONNECTTIMEOUT); |
718 |
|
break; |
1252 |
– |
#ifdef IPV6 |
719 |
|
case AF_INET6: |
720 |
|
{ |
721 |
< |
struct irc_ssaddr ipn; |
722 |
< |
struct sockaddr_in6 *v6; |
723 |
< |
struct sockaddr_in6 *v6conf; |
724 |
< |
|
725 |
< |
memset(&ipn, 0, sizeof(struct irc_ssaddr)); |
726 |
< |
v6conf = (struct sockaddr_in6 *)&aconf->bind; |
727 |
< |
v6 = (struct sockaddr_in6 *)&ipn; |
728 |
< |
|
729 |
< |
if (memcmp(&v6conf->sin6_addr, &v6->sin6_addr, |
730 |
< |
sizeof(struct in6_addr)) != 0) |
731 |
< |
{ |
732 |
< |
memcpy(&ipn, &aconf->bind, sizeof(struct irc_ssaddr)); |
733 |
< |
ipn.ss.ss_family = AF_INET6; |
734 |
< |
ipn.ss_port = 0; |
735 |
< |
comm_connect_tcp(&client_p->localClient->fd, |
736 |
< |
aconf->host, aconf->port, |
737 |
< |
(struct sockaddr *)&ipn, ipn.ss_len, |
738 |
< |
serv_connect_callback, client_p, |
739 |
< |
aconf->aftype, CONNECTTIMEOUT); |
740 |
< |
} |
1275 |
< |
else if (ServerInfo.specific_ipv6_vhost) |
721 |
> |
struct irc_ssaddr ipn; |
722 |
> |
struct sockaddr_in6 *v6; |
723 |
> |
struct sockaddr_in6 *v6conf; |
724 |
> |
|
725 |
> |
memset(&ipn, 0, sizeof(struct irc_ssaddr)); |
726 |
> |
v6conf = (struct sockaddr_in6 *)&conf->bind; |
727 |
> |
v6 = (struct sockaddr_in6 *)&ipn; |
728 |
> |
|
729 |
> |
if (memcmp(&v6conf->sin6_addr, &v6->sin6_addr, sizeof(struct in6_addr))) |
730 |
> |
{ |
731 |
> |
memcpy(&ipn, &conf->bind, sizeof(struct irc_ssaddr)); |
732 |
> |
ipn.ss.ss_family = AF_INET6; |
733 |
> |
ipn.ss_port = 0; |
734 |
> |
comm_connect_tcp(&client_p->connection->fd, |
735 |
> |
conf->host, conf->port, |
736 |
> |
(struct sockaddr *)&ipn, ipn.ss_len, |
737 |
> |
serv_connect_callback, client_p, |
738 |
> |
conf->aftype, CONNECTTIMEOUT); |
739 |
> |
} |
740 |
> |
else if (ConfigServerInfo.specific_ipv6_vhost) |
741 |
|
{ |
742 |
< |
memcpy(&ipn, &ServerInfo.ip6, sizeof(struct irc_ssaddr)); |
743 |
< |
ipn.ss.ss_family = AF_INET6; |
744 |
< |
ipn.ss_port = 0; |
745 |
< |
comm_connect_tcp(&client_p->localClient->fd, |
746 |
< |
aconf->host, aconf->port, |
747 |
< |
(struct sockaddr *)&ipn, ipn.ss_len, |
748 |
< |
serv_connect_callback, client_p, |
749 |
< |
aconf->aftype, CONNECTTIMEOUT); |
750 |
< |
} |
751 |
< |
else |
752 |
< |
comm_connect_tcp(&client_p->localClient->fd, |
753 |
< |
aconf->host, aconf->port, |
754 |
< |
NULL, 0, serv_connect_callback, client_p, |
755 |
< |
aconf->aftype, CONNECTTIMEOUT); |
742 |
> |
memcpy(&ipn, &ConfigServerInfo.ip6, sizeof(struct irc_ssaddr)); |
743 |
> |
ipn.ss.ss_family = AF_INET6; |
744 |
> |
ipn.ss_port = 0; |
745 |
> |
comm_connect_tcp(&client_p->connection->fd, |
746 |
> |
conf->host, conf->port, |
747 |
> |
(struct sockaddr *)&ipn, ipn.ss_len, |
748 |
> |
serv_connect_callback, client_p, |
749 |
> |
conf->aftype, CONNECTTIMEOUT); |
750 |
> |
} |
751 |
> |
else |
752 |
> |
comm_connect_tcp(&client_p->connection->fd, |
753 |
> |
conf->host, conf->port, |
754 |
> |
NULL, 0, serv_connect_callback, client_p, |
755 |
> |
conf->aftype, CONNECTTIMEOUT); |
756 |
|
} |
1292 |
– |
#endif |
757 |
|
} |
758 |
< |
return (1); |
758 |
> |
|
759 |
> |
return 1; |
760 |
|
} |
761 |
|
|
762 |
|
#ifdef HAVE_LIBCRYPTO |
763 |
|
static void |
764 |
|
finish_ssl_server_handshake(struct Client *client_p) |
765 |
|
{ |
766 |
< |
struct ConfItem *conf=NULL; |
1302 |
< |
struct AccessItem *aconf=NULL; |
766 |
> |
struct MaskItem *conf = NULL; |
767 |
|
|
768 |
< |
conf = find_conf_name(&client_p->localClient->confs, |
769 |
< |
client_p->name, SERVER_TYPE); |
768 |
> |
conf = find_conf_name(&client_p->connection->confs, |
769 |
> |
client_p->name, CONF_SERVER); |
770 |
|
if (conf == NULL) |
771 |
|
{ |
772 |
< |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
773 |
< |
"Lost connect{} block for %s", get_client_name(client_p, HIDE_IP)); |
774 |
< |
sendto_realops_flags(UMODE_ALL, L_OPER, |
772 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE, |
773 |
> |
"Lost connect{} block for %s", get_client_name(client_p, SHOW_IP)); |
774 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_OPER, SEND_NOTICE, |
775 |
|
"Lost connect{} block for %s", get_client_name(client_p, MASK_IP)); |
776 |
|
|
777 |
< |
exit_client(client_p, &me, "Lost connect{} block"); |
777 |
> |
exit_client(client_p, "Lost connect{} block"); |
778 |
|
return; |
779 |
|
} |
780 |
|
|
781 |
< |
aconf = map_to_conf(conf); |
781 |
> |
sendto_one(client_p, "PASS %s TS %d %s", conf->spasswd, TS_CURRENT, me.id); |
782 |
|
|
783 |
< |
/* jdc -- Check and send spasswd, not passwd. */ |
1320 |
< |
if (!EmptyString(aconf->spasswd)) |
1321 |
< |
sendto_one(client_p, "PASS %s TS %d %s", |
1322 |
< |
aconf->spasswd, TS_CURRENT, me.id); |
1323 |
< |
|
1324 |
< |
send_capabilities(client_p, aconf, |
1325 |
< |
(IsConfTopicBurst(aconf) ? CAP_TBURST : 0)); |
783 |
> |
send_capabilities(client_p); |
784 |
|
|
785 |
|
sendto_one(client_p, "SERVER %s 1 :%s%s", |
786 |
|
me.name, ConfigServerHide.hidden ? "(H) " : "", |
787 |
|
me.info); |
788 |
|
|
789 |
< |
/* If we've been marked dead because a send failed, just exit |
789 |
> |
/* |
790 |
> |
* If we've been marked dead because a send failed, just exit |
791 |
|
* here now and save everyone the trouble of us ever existing. |
792 |
|
*/ |
793 |
|
if (IsDead(client_p)) |
794 |
|
{ |
795 |
< |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
796 |
< |
"%s[%s] went dead during handshake", |
797 |
< |
client_p->name, |
798 |
< |
client_p->host); |
799 |
< |
sendto_realops_flags(UMODE_ALL, L_OPER, |
1341 |
< |
"%s went dead during handshake", client_p->name); |
1342 |
< |
return; |
795 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE, |
796 |
> |
"%s went dead during handshake", get_client_name(client_p, SHOW_IP)); |
797 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_OPER, SEND_NOTICE, |
798 |
> |
"%s went dead during handshake", get_client_name(client_p, MASK_IP)); |
799 |
> |
return; |
800 |
|
} |
801 |
|
|
802 |
|
/* don't move to serv_list yet -- we haven't sent a burst! */ |
803 |
|
/* If we get here, we're ok, so lets start reading some data */ |
804 |
< |
comm_setselect(&client_p->localClient->fd, COMM_SELECT_READ, read_packet, client_p, 0); |
804 |
> |
comm_setselect(&client_p->connection->fd, COMM_SELECT_READ, read_packet, client_p, 0); |
805 |
|
} |
806 |
|
|
807 |
|
static void |
808 |
< |
ssl_server_handshake(fde_t *fd, struct Client *client_p) |
808 |
> |
ssl_server_handshake(fde_t *fd, void *data) |
809 |
|
{ |
810 |
< |
int ret; |
811 |
< |
int err; |
812 |
< |
|
1356 |
< |
ret = SSL_connect(client_p->localClient->fd.ssl); |
810 |
> |
struct Client *client_p = data; |
811 |
> |
X509 *cert = NULL; |
812 |
> |
int ret = 0; |
813 |
|
|
814 |
< |
if (ret <= 0) |
814 |
> |
if ((ret = SSL_connect(client_p->connection->fd.ssl)) <= 0) |
815 |
|
{ |
816 |
< |
switch ((err = SSL_get_error(client_p->localClient->fd.ssl, ret))) |
816 |
> |
if ((CurrentTime - client_p->connection->firsttime) > CONNECTTIMEOUT) |
817 |
> |
{ |
818 |
> |
exit_client(client_p, "Timeout during SSL handshake"); |
819 |
> |
return; |
820 |
> |
} |
821 |
> |
|
822 |
> |
switch (SSL_get_error(client_p->connection->fd.ssl, ret)) |
823 |
|
{ |
824 |
|
case SSL_ERROR_WANT_WRITE: |
825 |
< |
comm_setselect(&client_p->localClient->fd, COMM_SELECT_WRITE, |
826 |
< |
(PF *)ssl_server_handshake, client_p, 0); |
825 |
> |
comm_setselect(&client_p->connection->fd, COMM_SELECT_WRITE, |
826 |
> |
ssl_server_handshake, client_p, CONNECTTIMEOUT); |
827 |
|
return; |
828 |
|
case SSL_ERROR_WANT_READ: |
829 |
< |
comm_setselect(&client_p->localClient->fd, COMM_SELECT_READ, |
830 |
< |
(PF *)ssl_server_handshake, client_p, 0); |
829 |
> |
comm_setselect(&client_p->connection->fd, COMM_SELECT_READ, |
830 |
> |
ssl_server_handshake, client_p, CONNECTTIMEOUT); |
831 |
|
return; |
832 |
|
default: |
833 |
|
{ |
834 |
|
const char *sslerr = ERR_error_string(ERR_get_error(), NULL); |
835 |
< |
sendto_realops_flags(UMODE_ALL, L_ALL, |
835 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, |
836 |
|
"Error connecting to %s: %s", client_p->name, |
837 |
|
sslerr ? sslerr : "unknown SSL error"); |
838 |
< |
exit_client(client_p, client_p, "Error during SSL handshake"); |
838 |
> |
exit_client(client_p, "Error during SSL handshake"); |
839 |
|
return; |
840 |
|
} |
841 |
|
} |
842 |
|
} |
843 |
|
|
844 |
+ |
comm_settimeout(&client_p->connection->fd, 0, NULL, NULL); |
845 |
+ |
|
846 |
+ |
if ((cert = SSL_get_peer_certificate(client_p->connection->fd.ssl))) |
847 |
+ |
{ |
848 |
+ |
int res = SSL_get_verify_result(client_p->connection->fd.ssl); |
849 |
+ |
char buf[EVP_MAX_MD_SIZE * 2 + 1] = ""; |
850 |
+ |
unsigned char md[EVP_MAX_MD_SIZE] = ""; |
851 |
+ |
|
852 |
+ |
if (res == X509_V_OK || res == X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN || |
853 |
+ |
res == X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE || |
854 |
+ |
res == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) |
855 |
+ |
{ |
856 |
+ |
unsigned int n = 0; |
857 |
+ |
|
858 |
+ |
if (X509_digest(cert, ConfigServerInfo.message_digest_algorithm, md, &n)) |
859 |
+ |
{ |
860 |
+ |
binary_to_hex(md, buf, n); |
861 |
+ |
client_p->certfp = xstrdup(buf); |
862 |
+ |
} |
863 |
+ |
} |
864 |
+ |
else |
865 |
+ |
ilog(LOG_TYPE_IRCD, "Server %s!%s@%s gave bad SSL client certificate: %d", |
866 |
+ |
client_p->name, client_p->username, client_p->host, res); |
867 |
+ |
X509_free(cert); |
868 |
+ |
} |
869 |
+ |
|
870 |
|
finish_ssl_server_handshake(client_p); |
871 |
|
} |
872 |
|
|
873 |
|
static void |
874 |
< |
ssl_connect_init(struct Client *client_p, struct AccessItem *aconf, fde_t *fd) |
874 |
> |
ssl_connect_init(struct Client *client_p, const struct MaskItem *conf, fde_t *fd) |
875 |
|
{ |
876 |
< |
if ((client_p->localClient->fd.ssl = SSL_new(ServerInfo.client_ctx)) == NULL) |
876 |
> |
if ((client_p->connection->fd.ssl = SSL_new(ConfigServerInfo.client_ctx)) == NULL) |
877 |
|
{ |
878 |
|
ilog(LOG_TYPE_IRCD, "SSL_new() ERROR! -- %s", |
879 |
|
ERR_error_string(ERR_get_error(), NULL)); |
880 |
|
SetDead(client_p); |
881 |
< |
exit_client(client_p, client_p, "SSL_new failed"); |
881 |
> |
exit_client(client_p, "SSL_new failed"); |
882 |
|
return; |
883 |
|
} |
884 |
|
|
885 |
|
SSL_set_fd(fd->ssl, fd->fd); |
886 |
|
|
887 |
< |
if (!EmptyString(aconf->cipher_list)) |
888 |
< |
SSL_set_cipher_list(client_p->localClient->fd.ssl, aconf->cipher_list); |
887 |
> |
if (!EmptyString(conf->cipher_list)) |
888 |
> |
SSL_set_cipher_list(client_p->connection->fd.ssl, conf->cipher_list); |
889 |
|
|
890 |
|
ssl_server_handshake(NULL, client_p); |
891 |
|
} |
892 |
|
#endif |
893 |
|
|
894 |
|
/* serv_connect_callback() - complete a server connection. |
895 |
< |
* |
895 |
> |
* |
896 |
|
* This routine is called after the server connection attempt has |
897 |
|
* completed. If unsucessful, an error is sent to ops and the client |
898 |
|
* is closed. If sucessful, it goes through the initialisation/check |
902 |
|
static void |
903 |
|
serv_connect_callback(fde_t *fd, int status, void *data) |
904 |
|
{ |
905 |
< |
struct Client *client_p = data; |
906 |
< |
struct ConfItem *conf=NULL; |
1419 |
< |
struct AccessItem *aconf=NULL; |
905 |
> |
struct Client *const client_p = data; |
906 |
> |
const struct MaskItem *conf = NULL; |
907 |
|
|
908 |
< |
/* First, make sure its a real client! */ |
909 |
< |
assert(client_p != NULL); |
910 |
< |
assert(&client_p->localClient->fd == fd); |
908 |
> |
/* First, make sure it's a real client! */ |
909 |
> |
assert(client_p); |
910 |
> |
assert(&client_p->connection->fd == fd); |
911 |
|
|
912 |
|
/* Next, for backward purposes, record the ip of the server */ |
913 |
< |
memcpy(&client_p->localClient->ip, &fd->connect.hostaddr, |
913 |
> |
memcpy(&client_p->connection->ip, &fd->connect.hostaddr, |
914 |
|
sizeof(struct irc_ssaddr)); |
915 |
+ |
|
916 |
|
/* Check the status */ |
917 |
|
if (status != COMM_OK) |
918 |
|
{ |
919 |
< |
/* We have an error, so report it and quit |
920 |
< |
* Admins get to see any IP, mere opers don't *sigh* |
919 |
> |
/* We have an error, so report it and quit */ |
920 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE, |
921 |
> |
"Error connecting to %s: %s", |
922 |
> |
get_client_name(client_p, SHOW_IP), comm_errstr(status)); |
923 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_OPER, SEND_NOTICE, |
924 |
> |
"Error connecting to %s: %s", |
925 |
> |
get_client_name(client_p, MASK_IP), comm_errstr(status)); |
926 |
> |
|
927 |
> |
/* |
928 |
> |
* If a fd goes bad, call dead_link() the socket is no |
929 |
> |
* longer valid for reading or writing. |
930 |
|
*/ |
931 |
< |
if (ConfigServerHide.hide_server_ips) |
932 |
< |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
1436 |
< |
"Error connecting to %s: %s", |
1437 |
< |
client_p->name, comm_errstr(status)); |
1438 |
< |
else |
1439 |
< |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
1440 |
< |
"Error connecting to %s[%s]: %s", client_p->name, |
1441 |
< |
client_p->host, comm_errstr(status)); |
1442 |
< |
|
1443 |
< |
sendto_realops_flags(UMODE_ALL, L_OPER, |
1444 |
< |
"Error connecting to %s: %s", |
1445 |
< |
client_p->name, comm_errstr(status)); |
1446 |
< |
|
1447 |
< |
/* If a fd goes bad, call dead_link() the socket is no |
1448 |
< |
* longer valid for reading or writing. |
1449 |
< |
*/ |
1450 |
< |
dead_link_on_write(client_p, 0); |
1451 |
< |
return; |
931 |
> |
dead_link_on_write(client_p, 0); |
932 |
> |
return; |
933 |
|
} |
934 |
|
|
935 |
|
/* COMM_OK, so continue the connection procedure */ |
936 |
|
/* Get the C/N lines */ |
937 |
< |
conf = find_conf_name(&client_p->localClient->confs, |
938 |
< |
client_p->name, SERVER_TYPE); |
937 |
> |
conf = find_conf_name(&client_p->connection->confs, |
938 |
> |
client_p->name, CONF_SERVER); |
939 |
|
if (conf == NULL) |
940 |
|
{ |
941 |
< |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
942 |
< |
"Lost connect{} block for %s", get_client_name(client_p, HIDE_IP)); |
943 |
< |
sendto_realops_flags(UMODE_ALL, L_OPER, |
944 |
< |
"Lost connect{} block for %s", get_client_name(client_p, MASK_IP)); |
941 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE, |
942 |
> |
"Lost connect{} block for %s", get_client_name(client_p, SHOW_IP)); |
943 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_OPER, SEND_NOTICE, |
944 |
> |
"Lost connect{} block for %s", get_client_name(client_p, MASK_IP)); |
945 |
|
|
946 |
< |
exit_client(client_p, &me, "Lost connect{} block"); |
946 |
> |
exit_client(client_p, "Lost connect{} block"); |
947 |
|
return; |
948 |
|
} |
949 |
|
|
1469 |
– |
aconf = map_to_conf(conf); |
950 |
|
/* Next, send the initial handshake */ |
951 |
|
SetHandshake(client_p); |
952 |
|
|
953 |
|
#ifdef HAVE_LIBCRYPTO |
954 |
< |
if (IsConfSSL(aconf)) |
954 |
> |
if (IsConfSSL(conf)) |
955 |
|
{ |
956 |
< |
ssl_connect_init(client_p, aconf, fd); |
956 |
> |
ssl_connect_init(client_p, conf, fd); |
957 |
|
return; |
958 |
|
} |
959 |
|
#endif |
960 |
|
|
961 |
< |
/* jdc -- Check and send spasswd, not passwd. */ |
1482 |
< |
if (!EmptyString(aconf->spasswd)) |
1483 |
< |
sendto_one(client_p, "PASS %s TS %d %s", |
1484 |
< |
aconf->spasswd, TS_CURRENT, me.id); |
961 |
> |
sendto_one(client_p, "PASS %s TS %d %s", conf->spasswd, TS_CURRENT, me.id); |
962 |
|
|
963 |
< |
send_capabilities(client_p, aconf, |
1487 |
< |
(IsConfTopicBurst(aconf) ? CAP_TBURST : 0)); |
963 |
> |
send_capabilities(client_p); |
964 |
|
|
965 |
< |
sendto_one(client_p, "SERVER %s 1 :%s%s", |
966 |
< |
me.name, ConfigServerHide.hidden ? "(H) " : "", |
1491 |
< |
me.info); |
965 |
> |
sendto_one(client_p, "SERVER %s 1 :%s%s", me.name, |
966 |
> |
ConfigServerHide.hidden ? "(H) " : "", me.info); |
967 |
|
|
968 |
< |
/* If we've been marked dead because a send failed, just exit |
968 |
> |
/* |
969 |
> |
* If we've been marked dead because a send failed, just exit |
970 |
|
* here now and save everyone the trouble of us ever existing. |
971 |
|
*/ |
972 |
< |
if (IsDead(client_p)) |
972 |
> |
if (IsDead(client_p)) |
973 |
|
{ |
974 |
< |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
975 |
< |
"%s[%s] went dead during handshake", |
976 |
< |
client_p->name, |
977 |
< |
client_p->host); |
978 |
< |
sendto_realops_flags(UMODE_ALL, L_OPER, |
1503 |
< |
"%s went dead during handshake", client_p->name); |
1504 |
< |
return; |
974 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE, |
975 |
> |
"%s went dead during handshake", get_client_name(client_p, SHOW_IP)); |
976 |
> |
sendto_realops_flags(UMODE_SERVNOTICE, L_OPER, SEND_NOTICE, |
977 |
> |
"%s went dead during handshake", get_client_name(client_p, MASK_IP)); |
978 |
> |
return; |
979 |
|
} |
980 |
|
|
981 |
|
/* don't move to serv_list yet -- we haven't sent a burst! */ |
994 |
|
cptr = ptr->data; |
995 |
|
|
996 |
|
if (cptr && cptr->name[0]) |
997 |
< |
if (match(name, cptr->name)) |
997 |
> |
if (!match(name, cptr->name)) |
998 |
|
return cptr; |
999 |
|
} |
1000 |
< |
|
1000 |
> |
|
1001 |
|
return NULL; |
1002 |
|
} |