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
31 #include "s_newconf.h"
41 static const char connect_desc
[] =
42 "Provides the CONNECT command to introduce servers to the network";
44 static void mo_connect(struct MsgBuf
*, struct Client
*, struct Client
*, int, const char **);
45 static void ms_connect(struct MsgBuf
*, struct Client
*, struct Client
*, int, const char **);
47 struct Message connect_msgtab
= {
48 "CONNECT", 0, 0, 0, 0,
49 {mg_unreg
, mg_not_oper
, {ms_connect
, 4}, {ms_connect
, 4}, mg_ignore
, {mo_connect
, 2}}
52 mapi_clist_av1 connect_clist
[] = { &connect_msgtab
, NULL
};
54 DECLARE_MODULE_AV2(connect
, NULL
, NULL
, connect_clist
, NULL
, NULL
, NULL
, NULL
, connect_desc
);
57 * mo_connect - CONNECT command handler
59 * Added by Jto 11 Feb 1989
62 * parv[1] = servername
63 * parv[2] = port number
64 * parv[3] = remote server
67 mo_connect(struct MsgBuf
*msgbuf_p
, struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
71 struct server_conf
*server_p
;
72 struct Client
*target_p
;
74 /* always privileged with handlers */
76 if(MyConnect(source_p
) && !IsOperRemote(source_p
) && parc
> 3)
78 sendto_one(source_p
, form_str(ERR_NOPRIVS
),
79 me
.name
, source_p
->name
, "remote");
83 if(hunt_server(client_p
, source_p
, ":%s CONNECT %s %s :%s", 3, parc
, parv
) != HUNTED_ISME
)
86 if((target_p
= find_server(source_p
, parv
[1])))
88 sendto_one_notice(source_p
, ":Connect: Server %s already exists from %s.", parv
[1],
89 target_p
->from
->name
);
94 * try to find the name, then host, if both fail notify ops and bail
96 if((server_p
= find_server_conf(parv
[1])) == NULL
)
98 sendto_one_notice(source_p
, ":Connect: Host %s not listed in ircd.conf", parv
[1]);
102 if(ServerConfSSL(server_p
) && (!ssl_ok
|| !get_ssld_count()))
104 sendto_one_notice(source_p
,
105 ":Connect: Server %s is set to use SSL/TLS but SSL/TLS is not configured.",
111 * Get port number from user, if given. If not specified,
112 * use the default form configuration structure. If missing
113 * from there, then use the precompiled default.
116 if(parc
> 2 && !EmptyString(parv
[2]))
117 port
= atoi(parv
[2]);
118 if(port
== 0 && server_p
->port
)
119 port
= server_p
->port
;
122 sendto_one_notice(source_p
, ":Connect: illegal port number");
127 * Notify all operators about remote connect requests
130 ilog(L_SERVER
, "CONNECT From %s : %s %s", source_p
->name
, parv
[1], parc
> 2 ? parv
[2] : "");
132 tmpport
= server_p
->port
;
133 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
152 * destroyed, so reset it back to the configured settings
154 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 MsgBuf
*msgbuf_p
, 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
;