unrealircd

- supernets unrealircd source & configuration
git clone git://git.acid.vegas/unrealircd.git
connect.c (3229B)
      1 /*
      2  *   IRC - Internet Relay Chat, src/modules/out.c
      3  *   (C) 2004 The UnrealIRCd Team
      4  *
      5  *   See file AUTHORS in IRC package for additional names of
      6  *   the programmers.
      7  *
      8  *   This program is free software; you can redistribute it and/or modify
      9  *   it under the terms of the GNU General Public License as published by
     10  *   the Free Software Foundation; either version 1, or (at your option)
     11  *   any later version.
     12  *
     13  *   This program is distributed in the hope that it will be useful,
     14  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
     15  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     16  *   GNU General Public License for more details.
     17  *
     18  *   You should have received a copy of the GNU General Public License
     19  *   along with this program; if not, write to the Free Software
     20  *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
     21  */
     22 
     23 #include "unrealircd.h"
     24 
     25 CMD_FUNC(cmd_connect);
     26 
     27 #define MSG_CONNECT 	"CONNECT"	
     28 
     29 ModuleHeader MOD_HEADER
     30   = {
     31 	"connect",
     32 	"5.0",
     33 	"command /connect", 
     34 	"UnrealIRCd Team",
     35 	"unrealircd-6",
     36     };
     37 
     38 MOD_INIT()
     39 {
     40 	CommandAdd(modinfo->handle, MSG_CONNECT, cmd_connect, MAXPARA, CMD_USER|CMD_SERVER); /* hmm.. server.. really? */
     41 	MARK_AS_OFFICIAL_MODULE(modinfo);
     42 	return MOD_SUCCESS;
     43 }
     44 
     45 MOD_LOAD()
     46 {
     47 	return MOD_SUCCESS;
     48 }
     49 
     50 MOD_UNLOAD()
     51 {
     52 	return MOD_SUCCESS;
     53 }
     54 
     55 /***********************************************************************
     56  * cmd_connect() - Added by Jto 11 Feb 1989
     57  ***********************************************************************//*
     58    ** cmd_connect
     59    **  parv[1] = servername
     60  */
     61 CMD_FUNC(cmd_connect)
     62 {
     63 	int  retval;
     64 	ConfigItem_link	*aconf;
     65 	Client *server;
     66 	const char *str;
     67 
     68 	if (!IsServer(client) && MyConnect(client) && !ValidatePermissionsForPath("route:global",client,NULL,NULL,NULL) && parc > 3)
     69 	{			/* Only allow LocOps to make */
     70 		/* local CONNECTS --SRB      */
     71 		sendnumeric(client, ERR_NOPRIVILEGES);
     72 		return;
     73 	}
     74 	if (!IsServer(client) && MyUser(client) && !ValidatePermissionsForPath("route:local",client,NULL,NULL,NULL) && parc <= 3)
     75 	{
     76 		sendnumeric(client, ERR_NOPRIVILEGES);
     77 		return;
     78 	}
     79 	if (hunt_server(client, recv_mtags, "CONNECT", 3, parc, parv) != HUNTED_ISME)
     80 		return;
     81 
     82 	if (parc < 2 || *parv[1] == '\0')
     83 	{
     84 		sendnumeric(client, ERR_NEEDMOREPARAMS, "CONNECT");
     85 		return;
     86 	}
     87 
     88 	if ((server = find_server_quick(parv[1])))
     89 	{
     90 		sendnotice(client, "*** Connect: Server %s already exists from %s.",
     91 		    parv[1], server->direction->name);
     92 		return;
     93 	}
     94 
     95 	aconf = find_link(parv[1]);
     96 	if (!aconf)
     97 	{
     98 		sendnotice(client,
     99 		    "*** Connect: Server %s is not configured for linking",
    100 		    parv[1]);
    101 		return;
    102 	}
    103 
    104 	if (!aconf->outgoing.hostname && !aconf->outgoing.file)
    105 	{
    106 		sendnotice(client,
    107 		    "*** Connect: Server %s is not configured to be an outgoing link (has a link block, but no link::outgoing::hostname or link::outgoing::file)",
    108 		    parv[1]);
    109 		return;
    110 	}
    111 
    112 	if ((str = check_deny_link(aconf, 0)))
    113 	{
    114 		sendnotice(client, "*** Connect: Disallowed by connection rule: %s", str);
    115 		return;
    116 	}
    117 
    118 	unreal_log(ULOG_INFO, "link", "LINK_REQUEST", client,
    119 		   "CONNECT: Link to $link_block requested by $client",
    120 		   log_data_link_block(aconf));
    121 
    122 	connect_server(aconf, client, NULL);
    123 }