mirror of
https://github.com/matrix-construct/construct
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27f616ddf5
Like in ratbox3, there is no way to query this information (other than bandb's tables, but they worked before this commit).
142 lines
4.3 KiB
C
142 lines
4.3 KiB
C
/*
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* ircd-ratbox: A slightly useful ircd.
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* m_webirc.c: Makes CGI:IRC users appear as coming from their real host
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*
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* Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
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* Copyright (C) 1996-2002 Hybrid Development Team
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* Copyright (C) 2002-2006 ircd-ratbox development team
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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: m_webirc.c 3458 2007-05-18 19:51:22Z jilles $
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*/
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/* Usage:
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* auth {
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* user = "webirc@<cgiirc ip>"; # if identd used, put ident username instead
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* password = "<password>"; # encryption possible
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* spoof = "webirc."
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* class = "users";
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* };
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* Possible flags:
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* encrypted - password is encrypted (recommended)
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* kline_exempt - klines on the cgiirc ip are ignored
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* dlines are checked on the cgiirc ip (of course).
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* k/d/x lines, auth blocks, user limits, etc are checked using the
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* real host/ip.
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* The password should be specified unencrypted in webirc_password in
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* cgiirc.config
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*/
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#include "stdinc.h"
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#include "client.h" /* client struct */
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#include "match.h"
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#include "hostmask.h"
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#include "send.h" /* sendto_one */
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#include "numeric.h" /* ERR_xxx */
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#include "ircd.h" /* me */
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#include "msg.h"
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#include "parse.h"
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#include "modules.h"
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#include "s_serv.h"
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#include "hash.h"
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#include "s_conf.h"
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#include "reject.h"
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static int mr_webirc(struct Client *, struct Client *, int, const char **);
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struct Message webirc_msgtab = {
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"WEBIRC", 0, 0, 0, MFLG_SLOW | MFLG_UNREG,
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{{mr_webirc, 5}, mg_reg, mg_ignore, mg_ignore, mg_ignore, mg_reg}
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};
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mapi_clist_av1 webirc_clist[] = { &webirc_msgtab, NULL };
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DECLARE_MODULE_AV1(webirc, NULL, NULL, webirc_clist, NULL, NULL, "$Revision: 20702 $");
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/*
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* mr_webirc - webirc message handler
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* parv[1] = password
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* parv[2] = fake username (we ignore this)
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* parv[3] = fake hostname
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* parv[4] = fake ip
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*/
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static int
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mr_webirc(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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struct ConfItem *aconf;
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const char *encr;
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if (!strchr(parv[4], '.') && !strchr(parv[4], ':'))
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{
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sendto_one(source_p, "NOTICE * :Invalid IP");
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return 0;
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}
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aconf = find_address_conf(client_p->host, client_p->sockhost,
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IsGotId(client_p) ? client_p->username : "webirc",
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IsGotId(client_p) ? client_p->username : "webirc",
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(struct sockaddr *) &client_p->localClient->ip,
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client_p->localClient->ip.ss_family, NULL);
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if (aconf == NULL || !(aconf->status & CONF_CLIENT))
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return 0;
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if (!IsConfDoSpoofIp(aconf) || irccmp(aconf->info.name, "webirc."))
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{
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/* XXX */
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sendto_one(source_p, "NOTICE * :Not a CGI:IRC auth block");
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return 0;
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}
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if (EmptyString(aconf->passwd))
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{
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sendto_one(source_p, "NOTICE * :CGI:IRC auth blocks must have a password");
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return 0;
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}
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if (EmptyString(parv[1]))
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encr = "";
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else if (IsConfEncrypted(aconf))
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encr = rb_crypt(parv[1], aconf->passwd);
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else
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encr = parv[1];
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if (strcmp(encr, aconf->passwd))
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{
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sendto_one(source_p, "NOTICE * :CGI:IRC password incorrect");
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return 0;
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}
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rb_strlcpy(source_p->sockhost, parv[4], sizeof(source_p->sockhost));
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if(strlen(parv[3]) <= HOSTLEN)
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rb_strlcpy(source_p->host, parv[3], sizeof(source_p->host));
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else
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rb_strlcpy(source_p->host, source_p->sockhost, sizeof(source_p->host));
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rb_inet_pton_sock(parv[4], (struct sockaddr *)&source_p->localClient->ip);
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/* Check dlines now, klines will be checked on registration */
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if((aconf = find_dline((struct sockaddr *)&source_p->localClient->ip,
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source_p->localClient->ip.ss_family)))
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{
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if(!(aconf->status & CONF_EXEMPTDLINE))
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{
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exit_client(client_p, source_p, &me, "D-lined");
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return 0;
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}
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}
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sendto_one(source_p, "NOTICE * :CGI:IRC host/IP set to %s %s", parv[3], parv[4]);
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return 0;
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}
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