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[1] = servername
61 * parv[2] = port number
62 * parv[3] = remote server
65 mo_connect(struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
69 struct server_conf
*server_p
;
70 struct Client
*target_p
;
72 /* always privileged with handlers */
74 if(MyConnect(source_p
) && !IsOperRemote(source_p
) && parc
> 3)
76 sendto_one(source_p
, form_str(ERR_NOPRIVS
),
77 me
.name
, source_p
->name
, "remote");
81 if(hunt_server(client_p
, source_p
, ":%s CONNECT %s %s :%s", 3, parc
, parv
) != HUNTED_ISME
)
84 if((target_p
= find_server(source_p
, parv
[1])))
86 sendto_one_notice(source_p
, ":Connect: Server %s already exists from %s.", parv
[1],
87 target_p
->from
->name
);
92 * try to find the name, then host, if both fail notify ops and bail
94 if((server_p
= find_server_conf(parv
[1])) == NULL
)
96 sendto_one_notice(source_p
, ":Connect: Host %s not listed in ircd.conf", parv
[1]);
100 if(ServerConfSSL(server_p
) && (!ssl_ok
|| !get_ssld_count()))
102 sendto_one_notice(source_p
,
103 ":Connect: Server %s is set to use SSL/TLS but SSL/TLS is not configured.",
109 * Get port number from user, if given. If not specified,
110 * use the default form configuration structure. If missing
111 * from there, then use the precompiled default.
113 tmpport
= port
= server_p
->port
;
114 if(parc
> 2 && !EmptyString(parv
[2]))
116 if((port
= atoi(parv
[2])) <= 0)
118 sendto_one_notice(source_p
, ":Connect: Illegal port number");
122 else if(port
<= 0 && (port
= PORTNUM
) <= 0)
124 sendto_one_notice(source_p
, ":Connect: missing port number");
128 * Notify all operators about remote connect requests
131 ilog(L_SERVER
, "CONNECT From %s : %s %s", source_p
->name
, parv
[1], parc
> 2 ? parv
[2] : "");
133 server_p
->port
= port
;
135 * at this point we should be calling connect_server with a valid
136 * C:line and a valid port in the C:line
138 if(serv_connect(server_p
, source_p
))
140 sendto_one_notice(source_p
, ":*** Connecting to %s.%d",
141 server_p
->name
, server_p
->port
);
145 sendto_one_notice(source_p
, ":*** Couldn't connect to %s.%d",
146 server_p
->name
, server_p
->port
);
150 * client is either connecting with all the data it needs or has been
153 server_p
->port
= tmpport
;
158 * ms_connect - CONNECT command handler
160 * Added by Jto 11 Feb 1989
163 * parv[1] = servername
164 * parv[2] = port number
165 * parv[3] = remote server
168 ms_connect(struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
172 struct server_conf
*server_p
;
173 struct Client
*target_p
;
175 if(hunt_server(client_p
, source_p
, ":%s CONNECT %s %s :%s", 3, parc
, parv
) != HUNTED_ISME
)
178 if((target_p
= find_server(NULL
, parv
[1])))
180 sendto_one_notice(source_p
, ":Connect: Server %s already exists from %s.",
181 parv
[1], target_p
->from
->name
);
186 * try to find the name, then host, if both fail notify ops and bail
188 if((server_p
= find_server_conf(parv
[1])) == NULL
)
190 sendto_one_notice(source_p
, ":Connect: Host %s not listed in ircd.conf",
195 if(ServerConfSSL(server_p
) && (!ssl_ok
|| !get_ssld_count()))
197 sendto_one_notice(source_p
,
198 ":Connect: Server %s is set to use SSL/TLS but SSL/TLS is not configured.",
204 * Get port number from user, if given. If not specified,
205 * use the default form configuration structure. If missing
206 * from there, then use the precompiled default.
208 tmpport
= server_p
->port
;
210 port
= atoi(parv
[2]);
212 /* if someone sends port 0, and we have a config port.. use it */
213 if(port
== 0 && server_p
->port
)
214 port
= server_p
->port
;
217 sendto_one_notice(source_p
, ":Connect: Illegal port number");
222 * Notify all operators about remote connect requests
224 sendto_wallops_flags(UMODE_WALLOP
, &me
,
225 "Remote CONNECT %s %d from %s",
226 parv
[1], port
, source_p
->name
);
227 sendto_server(NULL
, NULL
, CAP_TS6
, NOCAPS
,
228 ":%s WALLOPS :Remote CONNECT %s %d from %s",
229 me
.id
, parv
[1], port
, source_p
->name
);
231 ilog(L_SERVER
, "CONNECT From %s : %s %d", source_p
->name
, parv
[1], port
);
233 server_p
->port
= port
;
235 * at this point we should be calling connect_server with a valid
236 * C:line and a valid port in the C:line
238 if(serv_connect(server_p
, source_p
))
239 sendto_one_notice(source_p
, ":*** Connecting to %s.%d",
240 server_p
->name
, server_p
->port
);
242 sendto_one_notice(source_p
, ":*** Couldn't connect to %s.%d",
243 server_p
->name
, server_p
->port
);
245 * client is either connecting with all the data it needs or has been
248 server_p
->port
= tmpport
;