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93e1b16c
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Scott Ullrich
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<?php
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/*
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c5d81585
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Renato Botelho
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* diag_traceroute.php
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*
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* part of pfSense (https://www.pfsense.org)
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38809d47
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Renato Botelho do Couto
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* Copyright (c) 2004-2013 BSD Perimeter
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* Copyright (c) 2013-2016 Electric Sheep Fencing
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8f2f85c3
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Luiz Otavio O Souza
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* Copyright (c) 2014-2022 Rubicon Communications, LLC (Netgate)
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c5d81585
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Renato Botelho
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* Copyright (c) 2005 Paul Taylor (paultaylor@winndixie.com)
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* All rights reserved.
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*
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* originally based on m0n0wall (http://m0n0.ch/wall)
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* Copyright (c) 2003-2004 Manuel Kasper <mk@neon1.net>.
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* All rights reserved.
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*
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b12ea3fb
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Renato Botelho
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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c5d81585
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Renato Botelho
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*
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b12ea3fb
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Renato Botelho
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* http://www.apache.org/licenses/LICENSE-2.0
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| 21 |
c5d81585
|
Renato Botelho
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*
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b12ea3fb
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Renato Botelho
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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fd9ebcd5
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Stephen Beaver
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*/
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93e1b16c
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Scott Ullrich
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6b07c15a
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Matthew Grooms
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##|+PRIV
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##|*IDENT=page-diagnostics-traceroute
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5230f468
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jim-p
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##|*NAME=Diagnostics: Traceroute
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6b07c15a
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Matthew Grooms
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##|*DESCR=Allow access to the 'Diagnostics: Traceroute' page.
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##|*MATCH=diag_traceroute.php*
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##|-PRIV
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c81ef6e2
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Phil Davis
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require_once("guiconfig.inc");
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13d193c2
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Scott Ullrich
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643bc7b0
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jim-p
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$allowautocomplete = true;
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699737d9
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Phil Davis
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$pgtitle = array(gettext("Diagnostics"), gettext("Traceroute"));
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b8a66425
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Scott Ullrich
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include("head.inc");
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444381d1
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sbeaver
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2afb45ba
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jim-p
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/* Max TTL of both traceroute and traceroute6 is 255, but in practice more than
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64 hops would most likely time out in the GUI. If a user requires a
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traceroute that long, they can use the CLI. */
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93e1b16c
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Scott Ullrich
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define('MAX_TTL', 64);
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define('DEFAULT_TTL', 18);
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| 48 |
cec703ec
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Phil Davis
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// Set defaults in case they are not supplied.
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ed69a496
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jim-p
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$do_traceroute = false;
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$host = '';
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$ttl = DEFAULT_TTL;
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cec703ec
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Phil Davis
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$ipproto = 'ipv4';
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$sourceip = 'any';
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77af9793
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sbeaver
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b8cc74ed
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sullrich
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if ($_POST || $_REQUEST['host']) {
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93e1b16c
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Scott Ullrich
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unset($input_errors);
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/* input validation */
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$reqdfields = explode(" ", "host ttl");
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699737d9
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Phil Davis
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$reqdfieldsn = array(gettext("Host"), gettext("ttl"));
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1e9b4611
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Renato Botelho
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do_input_validation($_REQUEST, $reqdfields, $reqdfieldsn, $input_errors);
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444381d1
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sbeaver
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b8cc74ed
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sullrich
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if (($_REQUEST['ttl'] < 1) || ($_REQUEST['ttl'] > MAX_TTL)) {
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ea6be4a7
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Erik Fonnesbeck
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$input_errors[] = sprintf(gettext("Maximum number of hops must be between 1 and %s"), MAX_TTL);
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93e1b16c
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Scott Ullrich
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}
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c8a39f1b
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Viktor G
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$host = idn_to_ascii(trim($_REQUEST['host']));
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643bc7b0
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jim-p
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$ipproto = $_REQUEST['ipproto'];
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5f601060
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Phil Davis
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if (($ipproto == "ipv4") && is_ipaddrv6($host)) {
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643bc7b0
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jim-p
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$input_errors[] = gettext("When using IPv4, the target host must be an IPv4 address or hostname.");
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5f601060
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Phil Davis
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}
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if (($ipproto == "ipv6") && is_ipaddrv4($host)) {
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643bc7b0
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jim-p
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$input_errors[] = gettext("When using IPv6, the target host must be an IPv6 address or hostname.");
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5f601060
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Phil Davis
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}
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cc3990a3
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jim-p
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if (!is_ipaddr($host) && !is_hostname($host)) {
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$input_errors[] = gettext("Hostname must be a valid hostname or IP address.");
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}
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93e1b16c
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Scott Ullrich
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77af9793
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sbeaver
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$sourceip = $_REQUEST['sourceip'];
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$ttl = $_REQUEST['ttl'];
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$resolve = $_REQUEST['resolve'];
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$useicmp = $_REQUEST['useicmp'];
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cec703ec
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Phil Davis
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if ($_POST && !$input_errors) {
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ed69a496
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jim-p
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$do_traceroute = true;
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}
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77af9793
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sbeaver
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} else {
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$resolve = false;
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444381d1
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sbeaver
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$useicmp = false;
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77af9793
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sbeaver
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}
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99e991fd
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Warren Baker
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947141fd
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Phil Davis
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if ($input_errors) {
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77af9793
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sbeaver
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print_input_errors($input_errors);
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947141fd
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Phil Davis
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}
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444381d1
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sbeaver
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cec703ec
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Phil Davis
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/* Do the traceroute and show any error */
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if ($do_traceroute) {
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$useicmpparam = isset($useicmp) ? "-I" : "";
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$n = isset($resolve) ? "" : "-n";
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$command = "/usr/sbin/traceroute";
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if ($ipproto == "ipv6") {
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$command .= "6";
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2afb45ba
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jim-p
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if (empty($n)) {
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$n = "-l";
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}
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cec703ec
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Phil Davis
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$ifaddr = is_ipaddr($sourceip) ? $sourceip : get_interface_ipv6($sourceip);
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} else {
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$ifaddr = is_ipaddr($sourceip) ? $sourceip : get_interface_ip($sourceip);
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}
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if ($ifaddr && (is_ipaddr($host) || is_hostname($host))) {
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$srcip = "-s " . escapeshellarg($ifaddr);
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}
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$cmd = "{$command} {$n} {$srcip} -w 2 {$useicmpparam} -m " . escapeshellarg($ttl) . " " . escapeshellarg($host);
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$result = shell_exec($cmd);
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if (!$result) {
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c8a39f1b
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Viktor G
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print_info_box(sprintf(gettext('Error: %s could not be traced/resolved'), htmlspecialchars(idn_to_utf8($host))));
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cec703ec
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Phil Davis
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}
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}
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37676f4e
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jim-p
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$form = new Form(false);
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77af9793
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sbeaver
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$section = new Form_Section('Traceroute');
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$section->addInput(new Form_Input(
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'host',
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3e2028f4
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Phil Davis
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'*Hostname',
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77af9793
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sbeaver
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'text',
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c8a39f1b
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Viktor G
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idn_to_utf8($host),
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77af9793
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sbeaver
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['placeholder' => 'Hostname to trace.']
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));
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$section->addInput(new Form_Select(
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'ipproto',
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fe54f091
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Phil Davis
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'*IP Protocol',
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cec703ec
|
Phil Davis
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$ipproto,
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77af9793
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sbeaver
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array('ipv4' => 'IPv4', 'ipv6' => 'IPv6')
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3728bbe5
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NOYB
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))->setHelp('Select the protocol to use.');
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77af9793
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sbeaver
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$section->addInput(new Form_Select(
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'sourceip',
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fe54f091
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Phil Davis
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'*Source Address',
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cec703ec
|
Phil Davis
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$sourceip,
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c640d60e
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Phil Davis
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array('any' => gettext('Any')) + get_possible_traffic_source_addresses(true)
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3728bbe5
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NOYB
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))->setHelp('Select source address for the trace.');
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77af9793
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sbeaver
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$section->addInput(new Form_Select(
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'ttl',
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7a5e4999
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NOYB
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'Maximum number of hops',
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| 153 |
77af9793
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sbeaver
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$ttl,
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| 154 |
cd7d902d
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sbeaver
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array_combine(range(1, MAX_TTL), range(1, MAX_TTL))
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3728bbe5
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NOYB
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))->setHelp('Select the maximum number of network hops to trace.');
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77af9793
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sbeaver
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$section->addInput(new Form_Checkbox(
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'resolve',
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'Reverse Address Lookup',
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'',
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$resolve
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| 162 |
288a2a0f
|
Phil Davis
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))->setHelp('When checked, traceroute will attempt to perform a PTR lookup to locate hostnames for hops along the path. This will slow down the process as it has to wait for DNS replies.');
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77af9793
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sbeaver
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$section->addInput(new Form_Checkbox(
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'useicmp',
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gettext("Use ICMP"),
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'',
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$useicmp
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))->setHelp('By default, traceroute uses UDP but that may be blocked by some routers. Check this box to use ICMP instead, which may succeed. ');
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$form->add($section);
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37676f4e
|
jim-p
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$form->addGlobal(new Form_Button(
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'Submit',
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| 175 |
faab522f
|
Renato Botelho
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'Traceroute',
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37676f4e
|
jim-p
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null,
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'fa-rss'
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))->addClass('btn-primary');
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77af9793
|
sbeaver
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print $form;
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/* Show the traceroute results */
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| 183 |
cec703ec
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Phil Davis
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if ($do_traceroute && $result) {
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| 184 |
444381d1
|
sbeaver
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?>
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<div class="panel panel-default">
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| 186 |
cec703ec
|
Phil Davis
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<div class="panel-heading"><h2 class="panel-title"><?=gettext('Results')?></h2></div>
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| 187 |
444381d1
|
sbeaver
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<div class="panel-body">
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| 188 |
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<?php
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| 189 |
cc3990a3
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jim-p
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print('<pre>' . htmlspecialchars($result) . '</pre>');
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| 190 |
444381d1
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sbeaver
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?>
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| 191 |
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</div>
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| 192 |
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</div>
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<?php
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| 194 |
77af9793
|
sbeaver
|
}
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| 195 |
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| 196 |
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include("foot.inc");
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| 197 |
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?>
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