Fix bandwich usage display with IE8.
[people/pmueller/ipfire-2.x.git] / html / cgi-bin / speed.cgi
CommitLineData
16f6c28c 1#!/usr/bin/perl
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2###############################################################################
3# #
4# IPFire.org - A linux based firewall #
5# Copyright (C) 2007 Michael Tremer & Christian Schmidt #
6# #
7# This program is free software: you can redistribute it and/or modify #
8# it under the terms of the GNU General Public License as published by #
9# the Free Software Foundation, either version 3 of the License, or #
10# (at your option) any later version. #
11# #
12# This program is distributed in the hope that it will be useful, #
13# but WITHOUT ANY WARRANTY; without even the implied warranty of #
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
15# GNU General Public License for more details. #
16# #
17# You should have received a copy of the GNU General Public License #
18# along with this program. If not, see <http://www.gnu.org/licenses/>. #
19# #
20###############################################################################
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21
22my $data_last = $ENV{'QUERY_STRING'};
23my $rxb_last = 0;
24my $txb_last = 0;
25
26my (@fields, $field, $name, $value);
27@fields = split(/&/, $data_last);
28foreach $field (@fields) {
29 ($name, $value) = split(/=/, $field);
30 $value =~ tr/+/ /;
31 $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C", hex($1))/eg;
32 if ("$name" eq "rxb_last") {
33 $rxb_last = $value;
34 } elsif ("$name" eq "txb_last") {
35 $txb_last = $value;
36 }
37}
38
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39
40my $interface = `cat /var/ipfire/red/iface`;
41my @data_now = `ip -s link show $interface`;
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42
43my $lastline;
44my $rxb_now = 0;
45my $txb_now = 0;
46foreach (@data_now) {
47 if ( $lastline =~ /RX/ ) {
48 @fields = split(/ /, $_);
49 $rxb_now = $fields[4];
50 } elsif ( $lastline =~ /TX/ ) {
51 @fields = split(/ /, $_);
52 $txb_now = $fields[4];
53 }
54 $lastline = $_;
55}
56
57my ($rx_kbs, $tx_kbs);
58my $rxb_diff = $rxb_now - $rxb_last;
59my $txb_diff = $txb_now - $txb_last;
60
61if(( $rxb_diff == $rxb_now ) && ( $txb_diff == $txb_now ))
62{
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63 $rx_kbs = "0";
64 $tx_kbs = "0";
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65}
66else
67{
68 $rx_kbs = $rxb_diff / 1024;
3ef6c343 69 $rx_kbs = $rx_kbs / 3.2;
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70 $rx_kbs = int($rx_kbs);
71 $tx_kbs = $txb_diff / 1024;
3ef6c343 72 $tx_kbs = $tx_kbs / 3.2;
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73 $tx_kbs = int($tx_kbs);
74}
75
f63935b1 76print "pragma: no-cache\n";
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77print "Content-type: text/xml\n\n";
78print "<?xml version=\"1.0\"?>\n";
79print <<END
80<inetinfo>
81 <rx_kbs>$tx_kbs kb/s</rx_kbs>
82 <tx_kbs>$rx_kbs kb/s</tx_kbs>
83 <rxb>$rxb_now</rxb>
84 <txb>$txb_now</txb>
85</inetinfo>
86END
87;