1 |
/* |
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* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). |
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* m_server.c: Introduces a server. |
4 |
* |
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* Copyright (C) 2002 by the past and present ircd coders, and others. |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
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* USA |
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* |
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* $Id$ |
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*/ |
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|
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#include "stdinc.h" |
26 |
#include "list.h" |
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#include "handlers.h" /* m_server prototype */ |
28 |
#include "client.h" /* client struct */ |
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#include "common.h" /* TRUE bleah */ |
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#include "event.h" |
31 |
#include "hash.h" /* add_to_client_hash_table */ |
32 |
#include "irc_string.h" |
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#include "ircd.h" /* me */ |
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#include "numeric.h" /* ERR_xxx */ |
35 |
#include "s_conf.h" /* struct AccessItem */ |
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#include "s_log.h" /* log level defines */ |
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#include "s_serv.h" /* server_estab, check_server */ |
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#include "s_user.h" |
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#include "send.h" /* sendto_one */ |
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#include "motd.h" |
41 |
#include "msg.h" |
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#include "parse.h" |
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#include "modules.h" |
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|
45 |
|
46 |
static void set_server_gecos(struct Client *, char *); |
47 |
|
48 |
/* mr_server() |
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* parv[0] = sender prefix |
50 |
* parv[1] = servername |
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* parv[2] = serverinfo/hopcount |
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* parv[3] = serverinfo |
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*/ |
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static void |
55 |
mr_server(struct Client *client_p, struct Client *source_p, |
56 |
int parc, char *parv[]) |
57 |
{ |
58 |
char info[REALLEN + 1]; |
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char *name; |
60 |
struct Client *target_p; |
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int hop; |
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|
63 |
if (EmptyString(parv[3])) |
64 |
{ |
65 |
sendto_one(client_p, "ERROR :No servername"); |
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exit_client(client_p, client_p, "Wrong number of args"); |
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return; |
68 |
} |
69 |
|
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name = parv[1]; |
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hop = atoi(parv[2]); |
72 |
strlcpy(info, parv[3], sizeof(info)); |
73 |
|
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/* |
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* Reject a direct nonTS server connection if we're TS_ONLY -orabidoo |
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*/ |
77 |
if (!DoesTS(client_p)) |
78 |
{ |
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sendto_realops_flags(UMODE_ALL, L_ADMIN, |
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"Unauthorized server connection attempt from %s: Non-TS server " |
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"for server %s", get_client_name(client_p, HIDE_IP), name); |
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sendto_realops_flags(UMODE_ALL, L_OPER, |
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"Unauthorized server connection attempt from %s: Non-TS server " |
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"for server %s", get_client_name(client_p, MASK_IP), name); |
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exit_client(client_p, client_p, "Non-TS server"); |
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return; |
87 |
} |
88 |
|
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if (!valid_servname(name)) |
90 |
{ |
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sendto_realops_flags(UMODE_ALL, L_ADMIN, |
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"Unauthorized server connection attempt from %s: Bogus server name " |
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"for server %s", get_client_name(client_p, HIDE_IP), name); |
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sendto_realops_flags(UMODE_ALL, L_OPER, |
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"Unauthorized server connection attempt from %s: Bogus server name " |
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"for server %s", get_client_name(client_p, MASK_IP), name); |
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exit_client(client_p, client_p, "Bogus server name"); |
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return; |
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} |
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|
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/* Now we just have to call check_server and everything should |
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* be check for us... -A1kmm. |
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*/ |
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switch (check_server(name, client_p, CHECK_SERVER_NOCRYPTLINK)) |
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{ |
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case -1: |
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if (ConfigFileEntry.warn_no_nline) |
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{ |
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sendto_realops_flags(UMODE_ALL, L_ADMIN, |
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"Unauthorized server connection attempt from %s: No entry for " |
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"servername %s", get_client_name(client_p, HIDE_IP), name); |
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|
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sendto_realops_flags(UMODE_ALL, L_OPER, |
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"Unauthorized server connection attempt from %s: No entry for " |
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"servername %s", get_client_name(client_p, MASK_IP), name); |
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} |
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|
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exit_client(client_p, client_p, "Invalid servername."); |
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return; |
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/* NOT REACHED */ |
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break; |
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|
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case -2: |
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sendto_realops_flags(UMODE_ALL, L_ADMIN, |
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"Unauthorized server connection attempt from %s: Bad password " |
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"for server %s", get_client_name(client_p, HIDE_IP), name); |
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|
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sendto_realops_flags(UMODE_ALL, L_OPER, |
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"Unauthorized server connection attempt from %s: Bad password " |
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"for server %s", get_client_name(client_p, MASK_IP), name); |
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|
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exit_client(client_p, client_p, "Invalid password."); |
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return; |
134 |
/* NOT REACHED */ |
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break; |
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|
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case -3: |
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sendto_realops_flags(UMODE_ALL, L_ADMIN, |
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"Unauthorized server connection attempt from %s: Invalid host " |
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"for server %s", get_client_name(client_p, HIDE_IP), name); |
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|
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sendto_realops_flags(UMODE_ALL, L_OPER, |
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"Unauthorized server connection attempt from %s: Invalid host " |
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"for server %s", get_client_name(client_p, MASK_IP), name); |
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|
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exit_client(client_p, client_p, "Invalid host."); |
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return; |
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/* NOT REACHED */ |
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break; |
150 |
|
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/* servername is > HOSTLEN */ |
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case -4: |
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sendto_realops_flags(UMODE_ALL, L_ADMIN, |
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"Invalid servername %s from %s", |
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name, get_client_name(client_p, HIDE_IP)); |
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sendto_realops_flags(UMODE_ALL, L_OPER, |
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"Invalid servername %s from %s", |
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name, get_client_name(client_p, MASK_IP)); |
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|
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exit_client(client_p, client_p, "Invalid servername."); |
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return; |
162 |
/* NOT REACHED */ |
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break; |
164 |
} |
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|
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if ((client_p->id[0] && (target_p = hash_find_id(client_p->id))) |
167 |
|| (target_p = hash_find_server(name))) |
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{ |
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/* This link is trying feed me a server that I already have |
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* access through another path -- multiple paths not accepted |
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* currently, kill this link immediately!! |
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* |
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* Rather than KILL the link which introduced it, KILL the |
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* youngest of the two links. -avalon |
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* |
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* Definitely don't do that here. This is from an unregistered |
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* connect - A1kmm. |
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*/ |
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sendto_realops_flags(UMODE_ALL, L_ADMIN, |
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"Attempt to re-introduce server %s SID %s from %s", |
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name, client_p->id, |
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get_client_name(client_p, HIDE_IP)); |
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sendto_realops_flags(UMODE_ALL, L_OPER, |
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"Attempt to re-introduce server %s SID %s from %s", |
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name, client_p->id, |
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get_client_name(client_p, MASK_IP)); |
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sendto_one(client_p, "ERROR :Server ID already exists."); |
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exit_client(client_p, client_p, "Server ID Exists"); |
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return; |
190 |
} |
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|
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/* XXX If somehow there is a connect in progress and |
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* a connect comes in with same name toss the pending one, |
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* but only if it's not the same client! - Dianora |
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*/ |
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if ((target_p = find_servconn_in_progress(name))) |
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if (target_p != client_p) |
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exit_client(target_p, &me, "Overridden"); |
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|
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/* if we are connecting (Handshake), we already have the name from the |
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* connect{} block in client_p->name |
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*/ |
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strlcpy(client_p->name, name, sizeof(client_p->name)); |
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set_server_gecos(client_p, info); |
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client_p->hopcount = hop; |
206 |
server_estab(client_p); |
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} |
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|
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/* ms_server() |
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* parv[0] = sender prefix |
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* parv[1] = servername |
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* parv[2] = serverinfo/hopcount |
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* parv[3] = serverinfo |
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*/ |
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static void |
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ms_server(struct Client *client_p, struct Client *source_p, |
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int parc, char *parv[]) |
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{ |
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char info[REALLEN + 1]; |
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char *name; |
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struct Client *target_p; |
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struct Client *bclient_p; |
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struct ConfItem *conf; |
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struct MatchItem *match_item; |
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int hop; |
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int hlined = 0; |
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int llined = 0; |
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dlink_node *ptr, *ptr_next; |
229 |
|
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/* Just to be sure -A1kmm. */ |
231 |
if (!IsServer(source_p)) |
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return; |
233 |
|
234 |
if (EmptyString(parv[3])) |
235 |
{ |
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sendto_one(client_p, "ERROR :No servername"); |
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return; |
238 |
} |
239 |
|
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name = parv[1]; |
241 |
hop = atoi(parv[2]); |
242 |
strlcpy(info, parv[3], sizeof(info)); |
243 |
|
244 |
if (!valid_servname(name)) |
245 |
{ |
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sendto_realops_flags(UMODE_ALL, L_ADMIN, |
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"Link %s introduced server with bogus server name %s", |
248 |
get_client_name(client_p, SHOW_IP), name); |
249 |
sendto_realops_flags(UMODE_ALL, L_OPER, |
250 |
"Link %s introduced server with bogus server name %s", |
251 |
get_client_name(client_p, MASK_IP), name); |
252 |
sendto_one(client_p, "ERROR :Bogus server name introduced"); |
253 |
exit_client(client_p, &me, "Bogus server name intoduced"); |
254 |
return; |
255 |
} |
256 |
|
257 |
if ((target_p = hash_find_server(name))) |
258 |
{ |
259 |
/* This link is trying feed me a server that I already have |
260 |
* access through another path -- multiple paths not accepted |
261 |
* currently, kill this link immediately!! |
262 |
* |
263 |
* Rather than KILL the link which introduced it, KILL the |
264 |
* youngest of the two links. -avalon |
265 |
* |
266 |
* I think that we should exit the link itself, not the introducer, |
267 |
* and we should always exit the most recently received(i.e. the |
268 |
* one we are receiving this SERVER for. -A1kmm |
269 |
* |
270 |
* You *cant* do this, if you link somewhere, it bursts you a server |
271 |
* that already exists, then sends you a client burst, you squit the |
272 |
* server, but you keep getting the burst of clients on a server that |
273 |
* doesnt exist, although ircd can handle it, its not a realistic |
274 |
* solution.. --fl_ |
275 |
*/ |
276 |
/* It is behind a host-masked server. Completely ignore the |
277 |
* server message(don't propagate or we will delink from whoever |
278 |
* we propagate to). -A1kmm |
279 |
*/ |
280 |
if (irccmp(target_p->name, name) && target_p->from == client_p) |
281 |
return; |
282 |
|
283 |
sendto_one(client_p, "ERROR :Server %s already exists", name); |
284 |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
285 |
"Link %s cancelled, server %s already exists", |
286 |
get_client_name(client_p, SHOW_IP), name); |
287 |
sendto_realops_flags(UMODE_ALL, L_OPER, |
288 |
"Link %s cancelled, server %s already exists", |
289 |
client_p->name, name); |
290 |
exit_client(client_p, &me, "Server Exists"); |
291 |
return; |
292 |
} |
293 |
|
294 |
/* XXX If somehow there is a connect in progress and |
295 |
* a connect comes in with same name toss the pending one, |
296 |
* but only if it's not the same client! - Dianora |
297 |
*/ |
298 |
if ((target_p = find_servconn_in_progress(name))) |
299 |
if (target_p != client_p) |
300 |
exit_client(target_p, &me, "Overridden"); |
301 |
|
302 |
/* See if the newly found server is behind a guaranteed |
303 |
* leaf. If so, close the link. |
304 |
*/ |
305 |
DLINK_FOREACH(ptr, leaf_items.head) |
306 |
{ |
307 |
conf = ptr->data; |
308 |
|
309 |
if (match(conf->name, client_p->name)) |
310 |
{ |
311 |
match_item = map_to_conf(conf); |
312 |
|
313 |
if (match(match_item->host, name)) |
314 |
llined++; |
315 |
} |
316 |
} |
317 |
|
318 |
DLINK_FOREACH(ptr, hub_items.head) |
319 |
{ |
320 |
conf = ptr->data; |
321 |
|
322 |
if (match(conf->name, client_p->name)) |
323 |
{ |
324 |
match_item = map_to_conf(conf); |
325 |
|
326 |
if (match(match_item->host, name)) |
327 |
hlined++; |
328 |
} |
329 |
} |
330 |
|
331 |
/* Ok, this way this works is |
332 |
* |
333 |
* A server can have a CONF_HUB allowing it to introduce servers |
334 |
* behind it. |
335 |
* |
336 |
* connect { |
337 |
* name = "irc.bighub.net"; |
338 |
* hub_mask="*"; |
339 |
* ... |
340 |
* |
341 |
* That would allow "irc.bighub.net" to introduce anything it wanted.. |
342 |
* |
343 |
* However |
344 |
* |
345 |
* connect { |
346 |
* name = "irc.somehub.fi"; |
347 |
* hub_mask="*"; |
348 |
* leaf_mask="*.edu"; |
349 |
*... |
350 |
* Would allow this server in finland to hub anything but |
351 |
* .edu's |
352 |
*/ |
353 |
|
354 |
/* Ok, check client_p can hub the new server */ |
355 |
if (!hlined) |
356 |
{ |
357 |
/* OOOPs nope can't HUB */ |
358 |
sendto_realops_flags(UMODE_ALL, L_ADMIN, "Non-Hub link %s introduced %s.", |
359 |
get_client_name(client_p, HIDE_IP), name); |
360 |
sendto_realops_flags(UMODE_ALL, L_OPER, "Non-Hub link %s introduced %s.", |
361 |
get_client_name(client_p, MASK_IP), name); |
362 |
exit_client(source_p, &me, "No matching hub_mask."); |
363 |
return; |
364 |
} |
365 |
|
366 |
/* Check for the new server being leafed behind this HUB */ |
367 |
if (llined) |
368 |
{ |
369 |
/* OOOPs nope can't HUB this leaf */ |
370 |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
371 |
"Link %s introduced leafed server %s.", |
372 |
get_client_name(client_p, HIDE_IP), name); |
373 |
sendto_realops_flags(UMODE_ALL, L_OPER, |
374 |
"Link %s introduced leafed server %s.", |
375 |
get_client_name(client_p, MASK_IP), name); |
376 |
/* If it is new, we are probably misconfigured, so split the |
377 |
* non-hub server introducing this. Otherwise, split the new |
378 |
* server. -A1kmm. |
379 |
*/ |
380 |
/* wastes too much bandwidth, generates too many errors on |
381 |
* larger networks, dont bother. --fl_ |
382 |
*/ |
383 |
exit_client(client_p, &me, "Leafed Server."); |
384 |
return; |
385 |
} |
386 |
|
387 |
target_p = make_client(client_p); |
388 |
make_server(target_p); |
389 |
target_p->hopcount = hop; |
390 |
target_p->servptr = source_p; |
391 |
|
392 |
strlcpy(target_p->name, name, sizeof(target_p->name)); |
393 |
|
394 |
set_server_gecos(target_p, info); |
395 |
SetServer(target_p); |
396 |
|
397 |
if (HasFlag(source_p, FLAGS_SERVICE) || find_matching_name_conf(SERVICE_TYPE, target_p->name, NULL, NULL, 0)) |
398 |
AddFlag(target_p, FLAGS_SERVICE); |
399 |
|
400 |
dlinkAdd(target_p, &target_p->node, &global_client_list); |
401 |
dlinkAdd(target_p, make_dlink_node(), &global_serv_list); |
402 |
dlinkAdd(target_p, &target_p->lnode, &target_p->servptr->serv->server_list); |
403 |
|
404 |
hash_add_client(target_p); |
405 |
|
406 |
/* Old sendto_serv_but_one() call removed because we now |
407 |
* need to send different names to different servers |
408 |
* (domain name matching) |
409 |
*/ |
410 |
DLINK_FOREACH_SAFE(ptr, ptr_next, serv_list.head) |
411 |
{ |
412 |
bclient_p = ptr->data; |
413 |
|
414 |
if (bclient_p == client_p) |
415 |
continue; |
416 |
|
417 |
sendto_one(bclient_p, ":%s SERVER %s %d :%s%s", |
418 |
ID_or_name(source_p, bclient_p), target_p->name, hop + 1, |
419 |
IsHidden(target_p) ? "(H) " : "", |
420 |
target_p->info); |
421 |
} |
422 |
|
423 |
sendto_realops_flags(UMODE_EXTERNAL, L_ALL, |
424 |
"Server %s being introduced by %s", |
425 |
target_p->name, source_p->name); |
426 |
} |
427 |
|
428 |
/* ms_sid() |
429 |
* parv[0] = sender prefix |
430 |
* parv[1] = servername |
431 |
* parv[2] = serverinfo/hopcount |
432 |
* parv[3] = sid of new server |
433 |
* parv[4] = serverinfo |
434 |
*/ |
435 |
static void |
436 |
ms_sid(struct Client *client_p, struct Client *source_p, |
437 |
int parc, char *parv[]) |
438 |
{ |
439 |
char info[REALLEN + 1]; |
440 |
struct Client *target_p; |
441 |
struct Client *bclient_p; |
442 |
struct ConfItem *conf; |
443 |
struct MatchItem *match_item; |
444 |
int hlined = 0; |
445 |
int llined = 0; |
446 |
dlink_node *ptr, *ptr_next; |
447 |
int hop; |
448 |
|
449 |
/* Just to be sure -A1kmm. */ |
450 |
if (!IsServer(source_p)) |
451 |
return; |
452 |
|
453 |
if (EmptyString(parv[4])) |
454 |
{ |
455 |
sendto_one(client_p, "ERROR :No servername"); |
456 |
return; |
457 |
} |
458 |
|
459 |
hop = atoi(parv[2]); |
460 |
strlcpy(info, parv[4], sizeof(info)); |
461 |
|
462 |
if (!valid_servname(parv[1])) |
463 |
{ |
464 |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
465 |
"Link %s introduced server with bogus server name %s", |
466 |
get_client_name(client_p, SHOW_IP), parv[1]); |
467 |
sendto_realops_flags(UMODE_ALL, L_OPER, |
468 |
"Link %s introduced server with bogus server name %s", |
469 |
get_client_name(client_p, MASK_IP), parv[1]); |
470 |
sendto_one(client_p, "ERROR :Bogus server name introduced"); |
471 |
exit_client(client_p, &me, "Bogus server name intoduced"); |
472 |
return; |
473 |
} |
474 |
|
475 |
if (!valid_sid(parv[3])) |
476 |
{ |
477 |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
478 |
"Link %s introduced server with bogus server ID %s", |
479 |
get_client_name(client_p, SHOW_IP), parv[3]); |
480 |
sendto_realops_flags(UMODE_ALL, L_OPER, |
481 |
"Link %s introduced server with bogus server ID %s", |
482 |
get_client_name(client_p, MASK_IP), parv[3]); |
483 |
sendto_one(client_p, "ERROR :Bogus server ID introduced"); |
484 |
exit_client(client_p, &me, "Bogus server ID intoduced"); |
485 |
return; |
486 |
} |
487 |
|
488 |
/* collision on SID? */ |
489 |
if ((target_p = hash_find_id(parv[3]))) |
490 |
{ |
491 |
sendto_one(client_p, "ERROR :SID %s already exists", parv[3]); |
492 |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
493 |
"Link %s cancelled, SID %s already exists", |
494 |
get_client_name(client_p, SHOW_IP), parv[3]); |
495 |
sendto_realops_flags(UMODE_ALL, L_OPER, |
496 |
"Link %s cancelled, SID %s already exists", |
497 |
client_p->name, parv[3]); |
498 |
exit_client(client_p, &me, "Server Exists"); |
499 |
return; |
500 |
} |
501 |
|
502 |
/* collision on name? */ |
503 |
if ((target_p = hash_find_server(parv[1]))) |
504 |
{ |
505 |
sendto_one(client_p, "ERROR :Server %s already exists", parv[1]); |
506 |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
507 |
"Link %s cancelled, server %s already exists", |
508 |
get_client_name(client_p, SHOW_IP), parv[1]); |
509 |
sendto_realops_flags(UMODE_ALL, L_OPER, |
510 |
"Link %s cancelled, server %s already exists", |
511 |
client_p->name, parv[1]); |
512 |
exit_client(client_p, &me, "Server Exists"); |
513 |
return; |
514 |
} |
515 |
|
516 |
/* XXX If somehow there is a connect in progress and |
517 |
* a connect comes in with same name toss the pending one, |
518 |
* but only if it's not the same client! - Dianora |
519 |
*/ |
520 |
if ((target_p = find_servconn_in_progress(parv[1]))) |
521 |
if (target_p != client_p) |
522 |
exit_client(target_p, &me, "Overridden"); |
523 |
|
524 |
/* See if the newly found server is behind a guaranteed |
525 |
* leaf. If so, close the link. |
526 |
*/ |
527 |
DLINK_FOREACH(ptr, leaf_items.head) |
528 |
{ |
529 |
conf = ptr->data; |
530 |
|
531 |
if (match(conf->name, client_p->name)) |
532 |
{ |
533 |
match_item = map_to_conf(conf); |
534 |
|
535 |
if (match(match_item->host, parv[1])) |
536 |
llined++; |
537 |
} |
538 |
} |
539 |
|
540 |
DLINK_FOREACH(ptr, hub_items.head) |
541 |
{ |
542 |
conf = ptr->data; |
543 |
|
544 |
if (match(conf->name, client_p->name)) |
545 |
{ |
546 |
match_item = map_to_conf(conf); |
547 |
|
548 |
if (match(match_item->host, parv[1])) |
549 |
hlined++; |
550 |
} |
551 |
} |
552 |
|
553 |
/* Ok, this way this works is |
554 |
* |
555 |
* A server can have a CONF_HUB allowing it to introduce servers |
556 |
* behind it. |
557 |
* |
558 |
* connect { |
559 |
* name = "irc.bighub.net"; |
560 |
* hub_mask="*"; |
561 |
* ... |
562 |
* |
563 |
* That would allow "irc.bighub.net" to introduce anything it wanted.. |
564 |
* |
565 |
* However |
566 |
* |
567 |
* connect { |
568 |
* name = "irc.somehub.fi"; |
569 |
* hub_mask="*"; |
570 |
* leaf_mask="*.edu"; |
571 |
*... |
572 |
* Would allow this server in finland to hub anything but |
573 |
* .edu's |
574 |
*/ |
575 |
|
576 |
/* Ok, check client_p can hub the new server, and make sure it's not a LL */ |
577 |
if (!hlined) |
578 |
{ |
579 |
/* OOOPs nope can't HUB */ |
580 |
sendto_realops_flags(UMODE_ALL, L_ADMIN, "Non-Hub link %s introduced %s.", |
581 |
get_client_name(client_p, SHOW_IP), parv[1]); |
582 |
sendto_realops_flags(UMODE_ALL, L_OPER, "Non-Hub link %s introduced %s.", |
583 |
get_client_name(client_p, MASK_IP), parv[1]); |
584 |
exit_client(source_p, &me, "No matching hub_mask."); |
585 |
return; |
586 |
} |
587 |
|
588 |
/* Check for the new server being leafed behind this HUB */ |
589 |
if (llined) |
590 |
{ |
591 |
/* OOOPs nope can't HUB this leaf */ |
592 |
sendto_realops_flags(UMODE_ALL, L_ADMIN, |
593 |
"Link %s introduced leafed server %s.", |
594 |
get_client_name(client_p, SHOW_IP), parv[1]); |
595 |
sendto_realops_flags(UMODE_ALL, L_OPER, |
596 |
"Link %s introduced leafed server %s.", |
597 |
get_client_name(client_p, MASK_IP), parv[1]); |
598 |
exit_client(client_p, &me, "Leafed Server."); |
599 |
return; |
600 |
} |
601 |
|
602 |
target_p = make_client(client_p); |
603 |
make_server(target_p); |
604 |
target_p->hopcount = hop; |
605 |
target_p->servptr = source_p; |
606 |
|
607 |
strlcpy(target_p->name, parv[1], sizeof(target_p->name)); |
608 |
strlcpy(target_p->id, parv[3], sizeof(target_p->id)); |
609 |
|
610 |
set_server_gecos(target_p, info); |
611 |
SetServer(target_p); |
612 |
|
613 |
if (HasFlag(source_p, FLAGS_SERVICE) || find_matching_name_conf(SERVICE_TYPE, target_p->name, NULL, NULL, 0)) |
614 |
AddFlag(target_p, FLAGS_SERVICE); |
615 |
|
616 |
dlinkAdd(target_p, &target_p->node, &global_client_list); |
617 |
dlinkAdd(target_p, make_dlink_node(), &global_serv_list); |
618 |
dlinkAdd(target_p, &target_p->lnode, &target_p->servptr->serv->server_list); |
619 |
|
620 |
hash_add_client(target_p); |
621 |
hash_add_id(target_p); |
622 |
|
623 |
DLINK_FOREACH_SAFE(ptr, ptr_next, serv_list.head) |
624 |
{ |
625 |
bclient_p = ptr->data; |
626 |
|
627 |
if (bclient_p == client_p) |
628 |
continue; |
629 |
|
630 |
if (IsCapable(bclient_p, CAP_TS6)) |
631 |
sendto_one(bclient_p, ":%s SID %s %d %s :%s%s", |
632 |
ID_or_name(source_p, client_p), target_p->name, hop + 1, |
633 |
parv[3], IsHidden(target_p) ? "(H) " : "", |
634 |
target_p->info); |
635 |
else |
636 |
sendto_one(bclient_p, ":%s SERVER %s %d :%s%s", |
637 |
source_p->name, target_p->name, hop + 1, |
638 |
IsHidden(target_p) ? "(H) " : "", |
639 |
target_p->info); |
640 |
} |
641 |
|
642 |
sendto_realops_flags(UMODE_EXTERNAL, L_ALL, |
643 |
"Server %s being introduced by %s", |
644 |
target_p->name, source_p->name); |
645 |
} |
646 |
|
647 |
/* set_server_gecos() |
648 |
* |
649 |
* input - pointer to client |
650 |
* output - NONE |
651 |
* side effects - servers gecos field is set |
652 |
*/ |
653 |
static void |
654 |
set_server_gecos(struct Client *client_p, char *info) |
655 |
{ |
656 |
/* check the info for [IP] */ |
657 |
if (info[0]) |
658 |
{ |
659 |
char *p; |
660 |
char *s; |
661 |
char *t; |
662 |
|
663 |
s = info; |
664 |
|
665 |
/* we should only check the first word for an ip */ |
666 |
if ((p = strchr(s, ' ')) != NULL) |
667 |
*p = '\0'; |
668 |
|
669 |
/* check for a ] which would symbolise an [IP] */ |
670 |
if ((t = strchr(s, ']')) != NULL) |
671 |
{ |
672 |
/* set s to after the first space */ |
673 |
if (p) |
674 |
s = ++p; |
675 |
else |
676 |
s = NULL; |
677 |
} |
678 |
/* no ], put the space back */ |
679 |
else if (p) |
680 |
*p = ' '; |
681 |
|
682 |
/* p may have been set to a trailing space, so check s exists and that |
683 |
* it isnt \0 */ |
684 |
if (s && (*s != '\0')) |
685 |
{ |
686 |
/* a space? if not (H) could be the last part of info.. */ |
687 |
if ((p = strchr(s, ' '))) |
688 |
*p = '\0'; |
689 |
|
690 |
/* check for (H) which is a hidden server */ |
691 |
if (!strcmp(s, "(H)")) |
692 |
{ |
693 |
SetHidden(client_p); |
694 |
|
695 |
/* if there was no space.. theres nothing to set info to */ |
696 |
if (p) |
697 |
s = ++p; |
698 |
else |
699 |
s = NULL; |
700 |
} |
701 |
else if (p) |
702 |
*p = ' '; |
703 |
|
704 |
/* if there was a trailing space, s could point to \0, so check */ |
705 |
if (s && (*s != '\0')) |
706 |
strlcpy(client_p->info, s, sizeof(client_p->info)); |
707 |
else |
708 |
strlcpy(client_p->info, "(Unknown Location)", sizeof(client_p->info)); |
709 |
} |
710 |
else |
711 |
strlcpy(client_p->info, "(Unknown Location)", sizeof(client_p->info)); |
712 |
} |
713 |
else |
714 |
strlcpy(client_p->info, "(Unknown Location)", sizeof(client_p->info)); |
715 |
} |
716 |
|
717 |
static struct Message server_msgtab = { |
718 |
"SERVER", 0, 0, 4, MAXPARA, MFLG_SLOW | MFLG_UNREG, 0, |
719 |
{mr_server, m_registered, ms_server, m_ignore, m_registered, m_ignore} |
720 |
}; |
721 |
|
722 |
static struct Message sid_msgtab = { |
723 |
"SID", 0, 0, 5, MAXPARA, MFLG_SLOW, 0, |
724 |
{rfc1459_command_send_error, m_ignore, ms_sid, m_ignore, m_ignore, m_ignore} |
725 |
}; |
726 |
|
727 |
static void |
728 |
module_init(void) |
729 |
{ |
730 |
mod_add_cmd(&sid_msgtab); |
731 |
mod_add_cmd(&server_msgtab); |
732 |
} |
733 |
|
734 |
static void |
735 |
module_exit(void) |
736 |
{ |
737 |
mod_del_cmd(&sid_msgtab); |
738 |
mod_del_cmd(&server_msgtab); |
739 |
} |
740 |
|
741 |
struct module module_entry = { |
742 |
.node = { NULL, NULL, NULL }, |
743 |
.name = NULL, |
744 |
.version = "$Revision$", |
745 |
.handle = NULL, |
746 |
.modinit = module_init, |
747 |
.modexit = module_exit, |
748 |
.flags = MODULE_FLAG_CORE |
749 |
}; |