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/* |
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* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). |
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* m_etrace.c: Traces a path to a client/server. |
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* |
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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" |
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#include "handlers.h" |
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#include "tools.h" |
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#include "hook.h" |
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#include "client.h" |
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#include "hash.h" |
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#include "common.h" |
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#include "irc_string.h" |
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#include "ircd.h" |
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#include "numeric.h" |
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#include "fdlist.h" |
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#include "s_bsd.h" |
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#include "s_serv.h" |
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#include "send.h" |
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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_conf.h" |
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#include "irc_getnameinfo.h" |
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|
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#define FORM_STR_RPL_ETRACE ":%s 709 %s %s %s %s %s %s %s :%s" |
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#define FORM_STR_RPL_ETRACE_FULL ":%s 708 %s %s %s %s %s %s %s %s %s :%s" |
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|
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static void do_etrace(struct Client *, int, char **); |
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static void mo_etrace(struct Client *, struct Client *, int, char *[]); |
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|
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struct Message etrace_msgtab = { |
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"ETRACE", 0, 0, 0, 0, MFLG_SLOW, 0, |
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{m_unregistered, m_not_oper, m_ignore, m_ignore, mo_etrace, m_ignore} |
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}; |
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|
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#ifndef STATIC_MODULES |
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const char *_version = "$Revision$"; |
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static struct Callback *etrace_cb; |
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|
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static void * |
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va_etrace(va_list args) |
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{ |
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struct Client *source_p = va_arg(args, struct Client *); |
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int parc = va_arg(args, int); |
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char **parv = va_arg(args, char **); |
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|
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do_etrace(source_p, parc, parv); |
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return NULL; |
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} |
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|
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void |
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_modinit(void) |
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{ |
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etrace_cb = register_callback("doing_etrace", va_etrace); |
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mod_add_cmd(&etrace_msgtab); |
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} |
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|
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void |
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_moddeinit(void) |
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{ |
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mod_del_cmd(&etrace_msgtab); |
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uninstall_hook(etrace_cb, va_etrace); |
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} |
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#endif |
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|
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static void report_this_status(struct Client *, struct Client *, int); |
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|
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/* |
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* do_etrace() |
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*/ |
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static void |
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do_etrace(struct Client *source_p, int parc, char **parv) |
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{ |
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const char *tname = NULL; |
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struct Client *target_p = NULL; |
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int wilds = 0; |
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int do_all = 0; |
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int full_etrace = 0; |
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dlink_node *ptr; |
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|
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if (parc > 1) |
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{ |
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if (irccmp(parv[1], "-full") == 0) |
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{ |
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parv++; |
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parc--; |
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full_etrace = 1; |
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} |
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} |
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|
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if (parc > 1) |
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{ |
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tname = parv[1]; |
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|
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if (tname != NULL) |
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wilds = strchr(tname, '*') || strchr(tname, '?'); |
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else |
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tname = "*"; |
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} |
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else |
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{ |
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do_all = 1; |
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tname = "*"; |
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} |
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|
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if (IsFull(source_p)) |
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full_etrace = 1; |
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|
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if (!wilds && !do_all) |
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{ |
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target_p = find_client(tname); |
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|
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if (target_p && MyClient(target_p)) |
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report_this_status(source_p, target_p, full_etrace); |
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|
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sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name, |
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source_p->name, tname); |
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return; |
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} |
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|
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DLINK_FOREACH(ptr, local_client_list.head) |
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{ |
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target_p = ptr->data; |
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|
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if (wilds) |
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{ |
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if (match(tname, target_p->name) || match(target_p->name, tname)) |
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report_this_status(source_p, target_p, full_etrace); |
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} |
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else |
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report_this_status(source_p, target_p, full_etrace); |
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} |
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|
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sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name, |
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source_p->name, tname); |
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} |
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|
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/* mo_etrace() |
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* parv[0] = sender prefix |
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* parv[1] = servername |
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*/ |
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static void |
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mo_etrace(struct Client *client_p, struct Client *source_p, |
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int parc, char *parv[]) |
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{ |
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#ifdef STATIC_MODULES |
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do_etrace(source_p, parc, parv); |
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#else |
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execute_callback(etrace_cb, source_p, parc, parv); |
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#endif |
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} |
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|
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/* report_this_status() |
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* |
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* inputs - pointer to client to report to |
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* - pointer to client to report about |
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* - flag full etrace or not |
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* output - NONE |
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* side effects - NONE |
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*/ |
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static void |
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report_this_status(struct Client *source_p, struct Client *target_p, |
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int full_etrace) |
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{ |
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const char *name; |
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const char *class_name; |
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char ip[HOSTIPLEN]; |
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|
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/* Should this be sockhost? - stu */ |
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irc_getnameinfo((struct sockaddr*)&target_p->localClient->ip, |
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target_p->localClient->ip.ss_len, ip, HOSTIPLEN, NULL, 0, |
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NI_NUMERICHOST); |
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|
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name = get_client_name(target_p, HIDE_IP); |
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class_name = get_client_class(target_p); |
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|
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set_time(); |
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|
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if (target_p->status == STAT_CLIENT) |
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{ |
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if (full_etrace) |
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{ |
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if (ConfigFileEntry.hide_spoof_ips) |
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sendto_one(source_p, FORM_STR_RPL_ETRACE_FULL, |
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me.name, |
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source_p->name, |
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IsOper(target_p) ? "Oper" : "User", |
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class_name, |
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target_p->name, |
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target_p->username, |
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target_p->host, |
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IsIPSpoof(target_p) ? "255.255.255.255" : ip, |
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IsIPSpoof(target_p) ? "<hidden>" : target_p->client_host, |
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IsIPSpoof(target_p) ? "<hidden>" : target_p->client_server, |
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target_p->info); |
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else |
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sendto_one(source_p, FORM_STR_RPL_ETRACE_FULL, |
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me.name, |
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source_p->name, |
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IsOper(target_p) ? "Oper" : "User", |
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class_name, |
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target_p->name, |
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target_p->username, |
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target_p->host, |
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ip, |
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target_p->client_host, |
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target_p->client_server, |
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target_p->info); |
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} |
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else |
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{ |
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if (ConfigFileEntry.hide_spoof_ips) |
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sendto_one(source_p, FORM_STR_RPL_ETRACE, |
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me.name, |
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source_p->name, |
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IsOper(target_p) ? "Oper" : "User", |
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class_name, |
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target_p->name, |
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target_p->username, |
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target_p->host, |
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IsIPSpoof(target_p) ? "255.255.255.255" : ip, |
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target_p->info); |
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else |
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sendto_one(source_p, FORM_STR_RPL_ETRACE, |
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me.name, |
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source_p->name, |
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IsOper(target_p) ? "Oper" : "User", |
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class_name, |
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target_p->name, |
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target_p->username, |
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target_p->host, |
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ip, |
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target_p->info); |
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} |
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} |
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} |
