2 * ircd-ratbox: A slightly useful ircd.
3 * m_connect.c: Connects to a remote IRC server.
5 * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
6 * Copyright (C) 1996-2002 Hybrid Development Team
7 * Copyright (C) 2002-2005 ircd-ratbox development team
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
24 * $Id: m_connect.c 3161 2007-01-25 07:23:01Z nenolod $
33 #include "s_newconf.h"
43 static int mo_connect(struct Client
*, struct Client
*, int, const char **);
44 static int ms_connect(struct Client
*, struct Client
*, int, const char **);
46 struct Message connect_msgtab
= {
47 "CONNECT", 0, 0, 0, MFLG_SLOW
,
48 {mg_unreg
, mg_not_oper
, {ms_connect
, 4}, {ms_connect
, 4}, mg_ignore
, {mo_connect
, 2}}
51 mapi_clist_av1 connect_clist
[] = { &connect_msgtab
, NULL
};
52 DECLARE_MODULE_AV1(connect
, NULL
, NULL
, connect_clist
, NULL
, NULL
, "$Revision: 3161 $");
55 * mo_connect - CONNECT command handler
57 * Added by Jto 11 Feb 1989
60 * parv[0] = sender prefix
61 * parv[1] = servername
62 * parv[2] = port number
63 * parv[3] = remote server
66 mo_connect(struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
70 struct server_conf
*server_p
;
71 struct Client
*target_p
;
73 /* always privileged with handlers */
75 if(MyConnect(source_p
) && !IsOperRemote(source_p
) && parc
> 3)
77 sendto_one(source_p
, form_str(ERR_NOPRIVS
),
78 me
.name
, source_p
->name
, "remote");
82 if(hunt_server(client_p
, source_p
, ":%s CONNECT %s %s :%s", 3, parc
, parv
) != HUNTED_ISME
)
85 if((target_p
= find_server(source_p
, parv
[1])))
87 sendto_one_notice(source_p
, ":Connect: Server %s already exists from %s.", parv
[1],
88 target_p
->from
->name
);
93 * try to find the name, then host, if both fail notify ops and bail
95 if((server_p
= find_server_conf(parv
[1])) == NULL
)
97 sendto_one_notice(source_p
, ":Connect: Host %s not listed in ircd.conf", parv
[1]);
101 if(ServerConfSSL(server_p
) && (!ssl_ok
|| !get_ssld_count()))
103 sendto_one_notice(source_p
,
104 ":Connect: Server %s is set to use SSL/TLS but SSL/TLS is not configured.",
110 * Get port number from user, if given. If not specified,
111 * use the default form configuration structure. If missing
112 * from there, then use the precompiled default.
114 tmpport
= port
= server_p
->port
;
115 if(parc
> 2 && !EmptyString(parv
[2]))
117 if((port
= atoi(parv
[2])) <= 0)
119 sendto_one_notice(source_p
, ":Connect: Illegal port number");
123 else if(port
<= 0 && (port
= PORTNUM
) <= 0)
125 sendto_one_notice(source_p
, ":Connect: missing port number");
129 * Notify all operators about remote connect requests
132 ilog(L_SERVER
, "CONNECT From %s : %s %s", parv
[0], parv
[1], parc
> 2 ? parv
[2] : "");
134 server_p
->port
= port
;
136 * at this point we should be calling connect_server with a valid
137 * C:line and a valid port in the C:line
139 if(serv_connect(server_p
, source_p
))
141 sendto_one_notice(source_p
, ":*** Connecting to %s.%d",
142 server_p
->name
, server_p
->port
);
146 sendto_one_notice(source_p
, ":*** Couldn't connect to %s.%d",
147 server_p
->name
, server_p
->port
);
151 * client is either connecting with all the data it needs or has been
154 server_p
->port
= tmpport
;
159 * ms_connect - CONNECT command handler
161 * Added by Jto 11 Feb 1989
164 * parv[0] = sender prefix
165 * parv[1] = servername
166 * parv[2] = port number
167 * parv[3] = remote server
170 ms_connect(struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
174 struct server_conf
*server_p
;
175 struct Client
*target_p
;
177 if(hunt_server(client_p
, source_p
, ":%s CONNECT %s %s :%s", 3, parc
, parv
) != HUNTED_ISME
)
180 if((target_p
= find_server(NULL
, parv
[1])))
182 sendto_one_notice(source_p
, ":Connect: Server %s already exists from %s.",
183 parv
[1], target_p
->from
->name
);
188 * try to find the name, then host, if both fail notify ops and bail
190 if((server_p
= find_server_conf(parv
[1])) == NULL
)
192 sendto_one_notice(source_p
, ":Connect: Host %s not listed in ircd.conf",
197 if(ServerConfSSL(server_p
) && (!ssl_ok
|| !get_ssld_count()))
199 sendto_one_notice(source_p
,
200 ":Connect: Server %s is set to use SSL/TLS but SSL/TLS is not configured.",
206 * Get port number from user, if given. If not specified,
207 * use the default form configuration structure. If missing
208 * from there, then use the precompiled default.
210 tmpport
= server_p
->port
;
212 port
= atoi(parv
[2]);
214 /* if someone sends port 0, and we have a config port.. use it */
215 if(port
== 0 && server_p
->port
)
216 port
= server_p
->port
;
219 sendto_one_notice(source_p
, ":Connect: Illegal port number");
224 * Notify all operators about remote connect requests
226 sendto_wallops_flags(UMODE_WALLOP
, &me
,
227 "Remote CONNECT %s %d from %s",
228 parv
[1], port
, source_p
->name
);
229 sendto_server(NULL
, NULL
, CAP_TS6
, NOCAPS
,
230 ":%s WALLOPS :Remote CONNECT %s %d from %s",
231 me
.id
, parv
[1], port
, source_p
->name
);
233 ilog(L_SERVER
, "CONNECT From %s : %s %d", source_p
->name
, parv
[1], port
);
235 server_p
->port
= port
;
237 * at this point we should be calling connect_server with a valid
238 * C:line and a valid port in the C:line
240 if(serv_connect(server_p
, source_p
))
241 sendto_one_notice(source_p
, ":*** Connecting to %s.%d",
242 server_p
->name
, server_p
->port
);
244 sendto_one_notice(source_p
, ":*** Couldn't connect to %s.%d",
245 server_p
->name
, server_p
->port
);
247 * client is either connecting with all the data it needs or has been
250 server_p
->port
= tmpport
;