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https://github.com/vincentmli/bpfire.git
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a8dd6e98ba
latest ipfroute2 update change the output so this repkace it by reading /sys/class/net/*/statistics Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>
102 lines
3.7 KiB
Perl
102 lines
3.7 KiB
Perl
#!/usr/bin/perl
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###############################################################################
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# #
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# IPFire.org - A linux based firewall #
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# Copyright (C) 2007-2021 IPFire Twan <info@ipfire.org> #
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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 3 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, see <http://www.gnu.org/licenses/>. #
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# #
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###############################################################################
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###############################################################################
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# functions copied from general-functions.pl for speed improvement because #
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# loading and initializing the whole general-functions.pl every second create #
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# high system load #
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###########################################OA##################################
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#
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# Function which will return the used interface for the red network zone (red0, ppp0, etc).
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sub General__get_red_interface() {
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open(IFACE, "/var/ipfire/red/iface") or die "Could not open /var/ipfire/red/iface";
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my $interface = <IFACE>;
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close(IFACE);
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chomp $interface;
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return $interface;
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}
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#
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###############################################################################
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my $data_last = $ENV{'QUERY_STRING'};
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my $rxb_last = 0;
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my $txb_last = 0;
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my (@fields, $field, $name, $value);
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@fields = split(/&/, $data_last);
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foreach $field (@fields) {
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($name, $value) = split(/=/, $field);
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$value =~ tr/+/ /;
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$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C", hex($1))/eg;
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if ("$name" eq "rxb_last") {
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$rxb_last = $value;
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} elsif ("$name" eq "txb_last") {
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$txb_last = $value;
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}
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}
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my $interface = &General__get_red_interface();
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open(RX, "/sys/class/net/$interface/statistics/rx_bytes") or die "Could not open /sys/class/net/$interface/statistics/rx_bytes";
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my $rxb_now = <RX>;
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close(RX);
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chomp $rxb_now;
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open(TX, "/sys/class/net/$interface/statistics/tx_bytes") or die "Could not open /sys/class/net/$interface/statistics/tx_bytes";
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my $txb_now = <TX>;
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close(TX);
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chomp $txb_now;
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my ($rx_kbs, $tx_kbs);
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my $rxb_diff = $rxb_now - $rxb_last;
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my $txb_diff = $txb_now - $txb_last;
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if(( $rxb_diff == $rxb_now ) && ( $txb_diff == $txb_now ))
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{
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$rx_kbs = "0";
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$tx_kbs = "0";
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}
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else
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{
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$rx_kbs = $rxb_diff / 1024;
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$rx_kbs = $rx_kbs / 3.2;
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$rx_kbs = int($rx_kbs);
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$tx_kbs = $txb_diff / 1024;
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$tx_kbs = $tx_kbs / 3.2;
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$tx_kbs = int($tx_kbs);
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}
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print "pragma: no-cache\n";
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print "Content-type: text/xml\n\n";
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print "<?xml version=\"1.0\"?>\n";
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print <<END
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<inetinfo>
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<rx_kbs>$tx_kbs kb/s</rx_kbs>
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<tx_kbs>$rx_kbs kb/s</tx_kbs>
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<rxb>$rxb_now</rxb>
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<txb>$txb_now</txb>
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</inetinfo>
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END
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;
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