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<?php
/*
* bandwidth_by_ip.php
*
* part of pfSense (https://www.pfsense.org)
* Copyright (c) 2004-2016 Electric Sheep Fencing, LLC
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
require_once('guiconfig.inc');
require_once('interfaces.inc');
require_once('pfsense-utils.inc');
require_once('util.inc');
$listedIPs = "";
//get interface IP and break up into an array
$interface = $_GET['if'];
$real_interface = get_real_interface($interface);
if (!does_interface_exist($real_interface)) {
echo gettext("Wrong Interface");
return;
}
$intip = find_interface_ip($real_interface);
//get interface subnet
$netmask = find_interface_subnet($real_interface);
$intsubnet = gen_subnet($intip, $netmask) . "/$netmask";
// see if they want local, remote or all IPs returned
$filter = $_GET['filter'];
if ($filter == "") {
$filter = "local";
}
if ($filter == "local") {
$ratesubnet = "-c " . $intsubnet;
} else {
// Tell the rate utility to consider the whole internet (0.0.0.0/0)
// and to consider local "l" traffic - i.e. traffic within the whole internet
// then we can filter the resulting output as we wish below.
$ratesubnet = "-lc 0.0.0.0/0";
}
//get the sort method
$sort = $_GET['sort'];
if ($sort == "out") {
$sort_method = "-T";
} else {
$sort_method = "-R";
}
// get the desired format for displaying the host name or IP
$hostipformat = $_GET['hostipformat'];
$iplookup = array();
// If hostname, description or FQDN is requested then load the locally-known IP address - host/description mappings into an array keyed by IP address.
if ($hostipformat != "") {
if (is_array($config['dhcpd'])) {
// Build an array of static-mapped DHCP entries keyed by IP address.
foreach ($config['dhcpd'] as $ifdata) {
if (is_array($ifdata['staticmap'])) {
foreach ($ifdata['staticmap'] as $hostent) {
if (($hostent['ipaddr'] != "") && ($hostent['hostname'] != "")) {
if ($hostipformat == "descr" && $hostent['descr'] != "") {
$iplookup[$hostent['ipaddr']] = $hostent['descr'];
} else {
$iplookup[$hostent['ipaddr']] = $hostent['hostname'];
if ($hostipformat == "fqdn") {
$iplookup[$hostent['ipaddr']] .= "." . $config['system']['domain'];
}
}
}
}
}
}
}
// Add any DNS host override data keyed by IP address.
foreach (array('dnsmasq', 'unbound') as $dns_type) {
if (isset($config[$dns_type]['enable'])) {
if (is_array($config[$dns_type]['hosts'])) {
foreach ($config[$dns_type]['hosts'] as $hostent) {
if (($hostent['ip'] != "") && ($hostent['host'] != "")) {
if ($hostipformat == "descr" && $hostent['descr'] != "") {
$iplookup[$hostent['ip']] = $hostent['descr'];
} else {
$iplookup[$hostent['ip']] = $hostent['host'];
if ($hostipformat == "fqdn") {
$iplookup[$hostent['ip']] .= "." . $hostent['domain'];
}
}
}
}
}
}
}
}
$_grb = exec("/usr/local/bin/rate -i {$real_interface} -nlq 1 -Aba 20 {$sort_method} {$ratesubnet} | tr \"|\" \" \" | awk '{ printf \"%s:%s:%s:%s:%s\\n\", $1, $2, $4, $6, $8 }'", $listedIPs);
$someinfo = false;
for ($x=2; $x<12; $x++) {
$bandwidthinfo = $listedIPs[$x];
// echo $bandwidthinfo;
$emptyinfocounter = 1;
if ($bandwidthinfo != "") {
$infoarray = explode (":", $bandwidthinfo);
if (($filter == "all") ||
(($filter == "local") && (ip_in_subnet($infoarray[0], $intsubnet))) ||
(($filter == "remote") && (!ip_in_subnet($infoarray[0], $intsubnet)))) {
if ($hostipformat == "") {
// pass back just the raw IP address
$addrdata = $infoarray[0];
} else {
// $hostipformat is one of "hostname", "descr" or "fqdn" - we want a text representation if we can get it.
if ($iplookup[$infoarray[0]] != "") {
// We have a local entry, so use it.
$addrdata = $iplookup[$infoarray[0]];
} else {
// Try to reverse lookup the IP address.
$addrdata = gethostbyaddr($infoarray[0]);
if ($addrdata != $infoarray[0]) {
// Reverse lookup returned something other than the IP address (FQDN, we hope!)
if ($hostipformat != "fqdn") {
// The user does not want the whole FQDN, so only pass back the first part of the name.
$name_array = explode(".", $addrdata);
$addrdata = $name_array[0];
}
}
}
}
//print host information;
echo $addrdata . ";" . $infoarray[1] . ";" . $infoarray[2] . "|";
//mark that we collected information
$someinfo = true;
}
}
}
unset($bandwidthinfo, $_grb);
unset($listedIPs);
//no bandwidth usage found
if ($someinfo == false) {
echo gettext("no info");
}
?>
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