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/* |
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* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd) |
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* |
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* Copyright (c) 2012-2015 ircd-hybrid 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 |
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* USA |
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*/ |
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|
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/*! \file m_webirc.c |
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* \brief Includes required functions for processing the WEBIRC command. |
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* \version $Id$ |
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*/ |
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|
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#include "stdinc.h" |
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#include "list.h" |
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#include "client.h" |
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#include "ircd.h" |
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#include "send.h" |
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#include "irc_string.h" |
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#include "parse.h" |
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#include "modules.h" |
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#include "conf.h" |
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#include "hostmask.h" |
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#include "user.h" |
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|
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|
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/*! \brief WEBIRC command handler |
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* |
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* \param source_p Pointer to allocated Client struct from which the message |
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* originally comes from. This can be a local or remote client. |
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* \param parc Integer holding the number of supplied arguments. |
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* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL |
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* pointers. |
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* \note Valid arguments for this command are: |
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* - parv[0] = command |
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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 *source_p, int parc, char *parv[]) |
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{ |
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struct MaskItem *conf = NULL; |
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struct addrinfo hints, *res; |
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|
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assert(MyConnect(source_p)); |
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|
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if (!valid_hostname(parv[3])) |
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{ |
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sendto_one_notice(source_p, &me, ":WEBIRC: Invalid hostname"); |
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return 0; |
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} |
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|
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conf = find_address_conf(source_p->host, |
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HasFlag(source_p, FLAGS_GOTID) ? source_p->username : "webirc", |
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&source_p->connection->ip, |
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source_p->connection->aftype, parv[1]); |
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if (conf == NULL || !IsConfClient(conf)) |
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return 0; |
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|
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if (!IsConfWebIRC(conf)) |
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{ |
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sendto_one_notice(source_p, &me, ":Not a WEBIRC auth {} block"); |
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return 0; |
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} |
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|
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if (EmptyString(conf->passwd)) |
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{ |
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sendto_one_notice(source_p, &me, ":WEBIRC auth {} blocks must have a password"); |
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return 0; |
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} |
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|
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if (!match_conf_password(parv[1], conf)) |
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{ |
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sendto_one_notice(source_p, &me, ":WEBIRC password incorrect"); |
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return 0; |
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} |
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|
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memset(&hints, 0, sizeof(hints)); |
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|
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hints.ai_family = AF_UNSPEC; |
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hints.ai_socktype = SOCK_STREAM; |
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hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST; |
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|
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if (getaddrinfo(parv[4], NULL, &hints, &res)) |
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{ |
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sendto_one_notice(source_p, &me, ":Invalid WEBIRC IP %s", parv[4]); |
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return 0; |
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} |
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|
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assert(res); |
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|
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memcpy(&source_p->connection->ip, res->ai_addr, res->ai_addrlen); |
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source_p->connection->ip.ss_len = res->ai_addrlen; |
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source_p->connection->ip.ss.ss_family = res->ai_family; |
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source_p->connection->aftype = res->ai_family; |
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freeaddrinfo(res); |
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|
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strlcpy(source_p->sockhost, parv[4], sizeof(source_p->sockhost)); |
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strlcpy(source_p->host, parv[3], sizeof(source_p->host)); |
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|
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/* Check dlines now, k-lines will be checked on registration */ |
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if ((conf = find_dline_conf(&source_p->connection->ip, |
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source_p->connection->aftype))) |
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{ |
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if (!(conf->type == CONF_EXEMPT)) |
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{ |
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exit_client(source_p, "D-lined"); |
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return 0; |
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} |
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} |
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|
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AddUMode(source_p, UMODE_WEBIRC); |
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sendto_one_notice(source_p, &me, ":WEBIRC host/IP set to %s %s", |
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parv[3], parv[4]); |
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return 0; |
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} |
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|
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static struct Message webirc_msgtab = |
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{ |
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.cmd = "WEBIRC", |
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.args_min = 5, |
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.args_max = MAXPARA, |
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.handlers[UNREGISTERED_HANDLER] = mr_webirc, |
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.handlers[CLIENT_HANDLER] = m_registered, |
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.handlers[SERVER_HANDLER] = m_ignore, |
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.handlers[ENCAP_HANDLER] = m_ignore, |
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.handlers[OPER_HANDLER] = m_registered |
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}; |
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|
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static void |
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module_init(void) |
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{ |
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mod_add_cmd(&webirc_msgtab); |
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} |
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|
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static void |
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module_exit(void) |
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{ |
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mod_del_cmd(&webirc_msgtab); |
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} |
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|
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struct module module_entry = |
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{ |
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.version = "$Revision$", |
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.modinit = module_init, |
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.modexit = module_exit, |
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}; |
