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Monitorix/lib/traffacct.pm

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#
# Monitorix - A lightweight system monitoring tool.
#
# Copyright (C) 2005-2022 by Jordi Sanfeliu <jordi@fibranet.cat>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
package traffacct;
use strict;
use warnings;
use Monitorix;
use RRDs;
use MIME::Lite;
use LWP::UserAgent;
use Socket;
use Net::IP qw(ip_is_ipv6 ip_splitprefix);
use Exporter 'import';
our @EXPORT = qw(traffacct_init traffacct_update traffacct_cgi traffacct_getcounters traffacct_sendreports);
sub traffacct_init {
my $myself = (caller(0))[3];
my ($package, $config, $debug) = @_;
my $rrd = $config->{base_lib} . $package . ".rrd";
my $traffacct = $config->{traffacct};
my $info;
my @ds;
my @rra;
my @tmp;
my $n;
my @average;
my @min;
my @max;
my @last;
my $table = $config->{ip_default_table};
if(!grep {$_ eq $config->{os}} ("Linux")) {
logger("$myself is not supported yet by your operating system ($config->{os}.");
return;
}
if(-e $rrd) {
$info = RRDs::info($rrd);
for my $key (keys %$info) {
if(index($key, 'ds[') == 0) {
if(index($key, '.type') != -1) {
push(@ds, substr($key, 3, index($key, ']') - 3));
}
}
if(index($key, 'rra[') == 0) {
if(index($key, '.rows') != -1) {
push(@rra, substr($key, 4, index($key, ']') - 4));
}
}
}
if(scalar(@ds) / 2 != $traffacct->{max}) {
logger("$myself: Detected size mismatch between 'max = $traffacct->{max}' and $rrd (" . scalar(@ds) / 2 . "). Resizing it accordingly. All historical data will be lost. Backup file created.");
rename($rrd, "$rrd.bak");
}
if(scalar(@rra) < 12 + (4 * $config->{max_historic_years})) {
logger("$myself: Detected size mismatch between 'max_historic_years' (" . $config->{max_historic_years} . ") and $rrd (" . ((scalar(@rra) -12) / 4) . "). Resizing it accordingly. All historical data will be lost. Backup file created.");
rename($rrd, "$rrd.bak");
}
}
if(!(-e $rrd)) {
logger("Creating '$rrd' file.");
for($n = 1; $n <= $config->{max_historic_years}; $n++) {
push(@average, "RRA:AVERAGE:0.5:1440:" . (365 * $n));
push(@min, "RRA:MIN:0.5:1440:" . (365 * $n));
push(@max, "RRA:MAX:0.5:1440:" . (365 * $n));
push(@last, "RRA:LAST:0.5:1440:" . (365 * $n));
}
for($n = 0; $n < $traffacct->{max}; $n++) {
push(@tmp, "DS:traffacct" . $n . "_in:GAUGE:120:0:U");
push(@tmp, "DS:traffacct" . $n . "_out:GAUGE:120:0:U");
}
eval {
RRDs::create($rrd,
"--step=60",
@tmp,
"RRA:AVERAGE:0.5:1:1440",
"RRA:AVERAGE:0.5:30:336",
"RRA:AVERAGE:0.5:60:744",
@average,
"RRA:MIN:0.5:1:1440",
"RRA:MIN:0.5:30:336",
"RRA:MIN:0.5:60:744",
@min,
"RRA:MAX:0.5:1:1440",
"RRA:MAX:0.5:30:336",
"RRA:MAX:0.5:60:744",
@max,
"RRA:LAST:0.5:1:1440",
"RRA:LAST:0.5:30:336",
"RRA:LAST:0.5:60:744",
@last,
);
};
my $err = RRDs::error;
if($@ || $err) {
logger("$@") unless !$@;
if($err) {
logger("ERROR: while creating $rrd: $err");
if($err eq "RRDs::error") {
logger("... is the RRDtool Perl package installed?");
}
}
return;
}
}
if($config->{os} eq "Linux") {
if(!$config->{net}->{gateway}) {
logger("$myself: ERROR: You must assign a valid ethernet interface in 'net->gateway'");
return;
}
# set the iptables rules for each defined host/network
my @tal = split(',', $traffacct->{list});
for($n = 0; $n < $traffacct->{max}; $n++) {
my $name = trim($tal[$n]);
if($name) {
my $ip;
if($traffacct->{desc}->{$n}) {
$ip = trim((split(',', $traffacct->{desc}->{$n}))[0]);
}
if(!$ip) {
if(!gethostbyname($name)) {
logger("WARNING: Unable to resolve '" . $name . "'. Check your DNS.");
}
$ip = inet_ntoa((gethostbyname($name))[4]);
$ip = $ip . "/32";
}
my ($ipaddr,$iplen) = ip_splitprefix($ip);
if(ip_is_ipv6($ipaddr)) {
open(IN, "ip6tables -t $table -nxvL monitorix_daily_$name 2>/dev/null |");
my @data = <IN>;
close(IN);
if(!scalar(@data)) {
system("ip6tables -t $table -N monitorix_daily_$name");
system("ip6tables -t $table -I FORWARD -j monitorix_daily_$name");
system("ip6tables -t $table -A monitorix_daily_$name -s $ip -d ::/0 -o $config->{net}->{gateway}");
system("ip6tables -t $table -A monitorix_daily_$name -s ::/0 -d $ip -i $config->{net}->{gateway}");
}
} else {
open(IN, "iptables -t $table -nxvL monitorix_daily_$name 2>/dev/null |");
my @data = <IN>;
close(IN);
if(!scalar(@data)) {
system("iptables -t $table -N monitorix_daily_$name");
system("iptables -t $table -I FORWARD -j monitorix_daily_$name");
system("iptables -t $table -A monitorix_daily_$name -s $ip -d 0/0 -o $config->{net}->{gateway}");
system("iptables -t $table -A monitorix_daily_$name -s 0/0 -d $ip -i $config->{net}->{gateway}");
}
}
}
}
}
# Since 3.0.0 PC_LAN values were renamed to TRAFFACCT.
for($n = 0; $n < $traffacct->{max}; $n++) {
RRDs::tune($rrd,
"--data-source-rename=pc" . $n . "_in:traffacct" . $n . "_in",
"--data-source-rename=pc" . $n . "_out:traffacct" . $n . "_out",
);
}
$config->{traffacct_hist_in} = ();
$config->{traffacct_hist_out} = ();
push(@{$config->{func_update}}, $package);
logger("$myself: Ok") if $debug;
}
sub traffacct_update {
my $myself = (caller(0))[3];
my ($package, $config, $debug) = @_;
my $rrd = $config->{base_lib} . $package . ".rrd";
my $traffacct = $config->{traffacct};
my $table = $config->{ip_default_table};
my @in;
my @out;
my $n;
my $rrdata = "N";
my @tal = split(',', $traffacct->{list});
for($n = 0; $n < $traffacct->{max}; $n++) {
my $name = trim($tal[$n]);
if($name) {
my $ip;
if($traffacct->{desc}->{$n}) {
$ip = trim((split(',', $traffacct->{desc}->{$n}))[0]);
}
if(!$ip) {
if(!gethostbyname($name)) {
logger("WARNING: Unable to resolve '" . $name . "'. Check your DNS.");
}
$ip = inet_ntoa((gethostbyname($name))[4]);
}
$ip =~ s/\/\d+//;
if(ip_is_ipv6($ip)) {
open(IN, "ip6tables -t $table -nxvL monitorix_daily_$name |");
$in[$n] = 0 unless $in[$n];
$out[$n] = 0 unless $out[$n];
while(<IN>) {
my (undef, $bytes, undef, undef, undef, $source) = split(' ', $_);
if($source) {
my $sourceaddr = $source;
$sourceaddr =~ s/\/\d+//;
if($source =~ /::\/0/) {
$in[$n] = $bytes - ($config->{traffacct_hist_in}[$n] || 0);
$in[$n] = 0 unless $in[$n] != $bytes;
$config->{traffacct_hist_in}[$n] = $bytes;
$in[$n] /= 60;
}
if($sourceaddr eq $ip) {
$out[$n] = $bytes - ($config->{traffacct_hist_out}[$n] || 0);
$out[$n] = 0 unless $out[$n] != $bytes;
$config->{traffacct_hist_out}[$n] = $bytes;
$out[$n] /= 60;
}
}
}
close(IN);
} else {
open(IN, "iptables -t $table -nxvL monitorix_daily_$name |");
$in[$n] = 0 unless $in[$n];
$out[$n] = 0 unless $out[$n];
while(<IN>) {
my (undef, $bytes, undef, undef, undef, undef, $source) = split(' ', $_);
if($source) {
my $sourceaddr = $source;
$sourceaddr =~ s/\/\d+//;
if($source =~ /0.0.0.0/) {
$in[$n] = $bytes - ($config->{traffacct_hist_in}[$n] || 0);
$in[$n] = 0 unless $in[$n] != $bytes;
$config->{traffacct_hist_in}[$n] = $bytes;
$in[$n] /= 60;
}
if($sourceaddr eq $ip) {
$out[$n] = $bytes - ($config->{traffacct_hist_out}[$n] || 0);
$out[$n] = 0 unless $out[$n] != $bytes;
$config->{traffacct_hist_out}[$n] = $bytes;
$out[$n] /= 60;
}
}
}
close(IN);
}
}
}
for($n = 0; $n < $traffacct->{max}; $n++) {
my $i = $in[$n] || 0;
my $o = $out[$n] || 0;
$rrdata .= ":$i:$o";
}
RRDs::update($rrd, $rrdata);
logger("$myself: $rrdata") if $debug;
my $err = RRDs::error;
logger("ERROR: while updating $rrd: $err") if $err;
}
sub traffacct_getcounters {
my $myself = (caller(0))[3];
my ($config, $debug) = @_;
my $traffacct = $config->{traffacct};
my $in;
my $out;
my $n;
my $day = (localtime(time - 60))[3];
my @tal = split(',', $traffacct->{list});
for($n = 0; $n < $traffacct->{max}; $n++) {
my $name = trim($tal[$n]);
if($name) {
my $ip;
if($traffacct->{desc}->{$n}) {
$ip = trim((split(',', $traffacct->{desc}->{$n}))[0]);
}
if(!$ip) {
if(!gethostbyname($name)) {
logger("WARNING: Unable to resolve '" . $name . "'. Check your DNS.");
}
$ip = inet_ntoa((gethostbyname($name))[4]);
}
$ip =~ s/\/\d+//;
if(ip_is_ipv6($ip)) {
open(IN, "ip6tables -nxvL monitorix_daily_$name |");
while(<IN>) {
my (undef, $bytes, undef, undef, undef, $source) = split(' ', $_);
if($source) {
my $sourceaddr = $source;
$sourceaddr =~ s/\/\d+//;
if($sourceaddr eq $ip) {
$out = $bytes;
}
if($source =~ /::\/0/) {
$in = $bytes;
}
}
}
} else {
open(IN, "iptables -nxvL monitorix_daily_$name |");
while(<IN>) {
my (undef, $bytes, undef, undef, undef, undef, $source) = split(' ', $_);
if($source) {
my $sourceaddr = $source;
$sourceaddr =~ s/\/\d+//;
if($sourceaddr eq $ip) {
$out = $bytes;
}
if($source =~ /0.0.0.0/) {
$in = $bytes;
}
}
}
}
close(IN);
my $usage_dir = $config->{base_lib} . $config->{usage_dir};
if(! -w $usage_dir) {
logger("WARNING: directory '" . $usage_dir ."' doesn't exists or is not writable.");
last;
} else {
open(OUT, ">> " . $usage_dir . $name);
print(OUT "$day $in $out\n");
close(OUT);
logger("Saved daily traffic counter for '$name'.") if $debug;
}
if(ip_is_ipv6($ip)) {
system("ip6tables -Z monitorix_daily_$name >/dev/null 2>/dev/null");
} else {
system("iptables -Z monitorix_daily_$name >/dev/null 2>/dev/null");
}
}
}
}
sub adjust {
my $bytes = (shift);
my $adjust = 0;
my $b = " ";
if($bytes > 0 && $bytes < 1048576) {
$adjust = $bytes/1024;
$b = "KB";
}
if($bytes > 1048576 && $bytes < 1073741824) {
$adjust = $bytes/1024/1024;
$b = "MB";
}
if($bytes > 1073741824 && $bytes < 1000000000000) {
$adjust = $bytes/1024/1024/1024;
$b = "GB";
}
return sprintf("%3u%s", $adjust, $b);
}
sub traffacct_sendreports {
my $myself = (caller(0))[3];
my ($config, $debug) = @_;
my $traffacct = $config->{traffacct};
my $imgfmt_lc = lc($config->{image_format});
my (undef, undef, undef, undef, $prev_month, $prev_year) = localtime(time - 3600);
my $n;
my $mime;
my $usage_dir = $config->{base_lib} . $config->{usage_dir};
my $report_dir = $config->{base_lib} . $config->{report_dir};
my $base_url = $config->{base_url};
my $base_cgi = $config->{base_cgi};
my $imgs_dir = $config->{imgs_dir};
$mime = "image/png";
$mime = "image/svg+xml" if uc($config->{image_format}) eq "SVG";
logger("Sending monthly network traffic reports.");
my @tal = split(',', $traffacct->{list});
for($n = 0; $n < $traffacct->{max}; $n++) {
my $name = trim($tal[$n]);
next if(!$name);
my @traffic = ();
my $tot_in = 0;
my $tot_out = 0;
my $tot = 0;
if(open(IN, $usage_dir . $name)) {
push(@traffic, "DAY INPUT OUTPUT TOTAL\n");
push(@traffic, "---------------------------------------------------------------\n");
while(<IN>) {
my ($day, $in, $out) = split(' ', $_);
chomp($day);
chomp($in);
chomp($day);
$tot_in += $in;
$tot_out += $out;
$tot = $in + $out;
push(@traffic, sprintf("%3u %12u %s %12u %s %15u %s\n", $day, $in, adjust($in), $out, adjust($out), $tot, adjust($tot)));
}
close(IN);
} else {
next;
}
push(@traffic, "---------------------------------------------------------------\n");
$tot = $tot_in + $tot_out;
push(@traffic, sprintf("%16u %s %12u %s %15u %s\n", $tot_in, adjust($tot_in), $tot_out, adjust($tot_out), $tot, adjust($tot)));
my $to = trim((split(',', $traffacct->{desc}->{$n}))[1]);
$to = $traffacct->{reports}->{default_mail} unless $to;
# get the monthly graph
my $url = $traffacct->{reports}->{url_prefix} . $base_cgi . "/monitorix.cgi?mode=traffacct.$n&graph=all&when=1month&color=&silent=imagetagbig";
my $ssl = "";
$ssl = "ssl_opts => {verify_hostname => 0}"
if lc($config->{accept_selfsigned_certs}) eq "y";
my $ua = LWP::UserAgent->new(timeout => 30, $ssl);
$ua->agent($config->{user_agent_id}) if $config->{user_agent_id} || "";
$ua->request(HTTP::Request->new('GET', $url));
$url = $traffacct->{reports}->{url_prefix} . $base_url . "/" . $imgs_dir . "traffacct" . $n . ".1month.$imgfmt_lc";
my $response = $ua->request(HTTP::Request->new('GET', $url));
if(!$response->is_success) {
logger("$myself: ERROR: Unable to connect to '$url'.");
logger("$myself: " . $response->status_line);
}
# create the multipart container and add attachments
my $msg = new MIME::Lite(
From => $traffacct->{reports}->{from_address},
To => $to,
Subject => "Monitorix: monthly traffic report - $name",
Type => "multipart/related",
Organization => "Monitorix",
);
$msg->attach(
Type => 'text/html',
Path => $report_dir . $traffacct->{reports}->{language} . '.html',
);
$msg->attach(
Type => 'image/png',
Id => 'image_01',
Path => $config->{base_dir} . $config->{logo_bottom},
);
$msg->attach(
Type => $mime,
Id => 'image_02',
Data => $response->content,
);
$msg->attach(
Type => 'text/plain',
Id => 'text_01',
Data => join("", @traffic),
);
$msg->send('smtp', $traffacct->{reports}->{smtp_hostname}, Timeout => 60);
# rename the processed file to avoid reusing it
my $new = sprintf("%s.%02u-%u", $usage_dir . $name, $prev_month + 1, $prev_year + 1900);
rename($usage_dir . $name, $new);
logger("$myself: $name -> $to [$traffacct->{reports}->{language}]");
}
}
sub traffacct_cgi {
my ($package, $config, $cgi) = @_;
my $traffacct = $config->{traffacct};
my @rigid = split(',', ($traffacct->{rigid} || ""));
my @limit = split(',', ($traffacct->{limit} || ""));
my $tf = $cgi->{tf};
my $colors = $cgi->{colors};
my $graph = $cgi->{graph};
my $silent = $cgi->{silent};
my $zoom = $config->{global_zoom};
my %rrd = (
'new' => \&RRDs::graphv,
'old' => \&RRDs::graph,
);
my $version = "new";
my @full_size_mode;
my $pic;
my $picz;
my $picz_width;
my $picz_height;
my $u = "";
my $width;
my $height;
my @extra;
my @riglim;
my @IMG;
my @IMGz;
my @tmp;
my @tmpz;
my @CDEF;
my $T = "B";
my $vlabel = "bytes/s";
my $n;
my $n2;
my $str;
my $err;
$version = "old" if $RRDs::VERSION < 1.3;
push(@full_size_mode, "--full-size-mode") if $RRDs::VERSION > 1.3;
my $rrd = $config->{base_lib} . $package . ".rrd";
my $title = $config->{graph_title}->{$package};
my $IMG_DIR = $config->{base_dir} . "/" . $config->{imgs_dir};
my $imgfmt_uc = uc($config->{image_format});
my $imgfmt_lc = lc($config->{image_format});
foreach my $i (split(',', $config->{rrdtool_extra_options} || "")) {
push(@extra, trim($i)) if trim($i);
}
if(lc($config->{netstats_in_bps}) eq "y") {
$T = "b";
$vlabel = "bits/s";
}
# graph mode
#
if($silent eq "yes" || $silent eq "imagetag") {
$zoom = 1; # force 'global_zoom' to 1 in Multihost viewer
$colors->{fg_color} = "#000000"; # visible color for text mode
$u = "_";
}
if($silent eq "imagetagbig") {
$zoom = 1; # force 'global_zoom' to 1 in Multihost viewer
$colors->{fg_color} = "#000000"; # visible color for text mode
$u = "";
}
my $global_zoom = "--zoom=" . $zoom;
for($n = 0; $n < $traffacct->{max}; $n++) {
$str = $u . "traffacct" . $n . ".$tf->{when}" . ".$imgfmt_lc";
push(@IMG, $str);
unlink("$IMG_DIR" . $str);
if(lc($config->{enable_zoom}) eq "y") {
$str = $u . "traffacct" . $n . "z.$tf->{when}" . ".$imgfmt_lc";
push(@IMGz, $str);
unlink("$IMG_DIR" . $str);
}
}
@riglim = @{setup_riglim($rigid[0], $limit[0])};
$traffacct->{graphs_per_row} = 1 unless $traffacct->{graphs_per_row} > 1;
my @tal = split(',', $traffacct->{list});
if($cgi->{val} eq "all") {
print(" <table cellspacing='5' cellpadding='0' width='1' bgcolor='$colors->{graph_bg_color}' border='1'>\n");
print(" <tr>\n");
print(" <td class='td-title' colspan='" . $traffacct->{graphs_per_row} . "'>\n");
print(" <b>&nbsp;&nbsp;Network traffic</b>\n");
print(" </td>\n");
print(" </tr>\n");
$n = 0;
while($n < $traffacct->{max}) {
my $name = trim($tal[$n]);
last unless $name;
print(" <tr>\n");
for($n2 = 0; $n2 < $traffacct->{graphs_per_row}; $n2++) {
$name = trim($tal[$n]);
last unless ($n < $traffacct->{max} && $n < scalar(@tal));
print(" <td bgcolor='$colors->{title_bg_color}'>\n");
undef(@tmp);
undef(@tmpz);
undef(@CDEF);
push(@tmp, "AREA:B_in#44EE44:Input");
push(@tmp, "AREA:B_out#4444EE:Output");
push(@tmp, "AREA:B_out#4444EE:");
push(@tmp, "AREA:B_in#44EE44:");
push(@tmp, "LINE1:B_out#0000EE");
push(@tmp, "LINE1:B_in#00EE00");
push(@tmpz, "AREA:B_in#44EE44:Input");
push(@tmpz, "AREA:B_out#4444EE:Output");
push(@tmpz, "AREA:B_out#4444EE:");
push(@tmpz, "AREA:B_in#44EE44:");
push(@tmpz, "LINE1:B_out#0000EE");
push(@tmpz, "LINE1:B_in#00EE00");
if(lc($config->{netstats_in_bps}) eq "y") {
push(@CDEF, "CDEF:B_in=in,8,*");
push(@CDEF, "CDEF:B_out=out,8,*");
} else {
push(@CDEF, "CDEF:B_in=in");
push(@CDEF, "CDEF:B_out=out");
}
if(lc($config->{show_gaps}) eq "y") {
push(@tmp, "AREA:wrongdata#$colors->{gap}:");
push(@tmpz, "AREA:wrongdata#$colors->{gap}:");
push(@CDEF, "CDEF:wrongdata=allvalues,UN,INF,UNKN,IF");
}
($width, $height) = split('x', $config->{graph_size}->{remote});
$pic = $rrd{$version}->("$IMG_DIR" . "$IMG[$n]",
"--title=$name traffic ($tf->{nwhen}$tf->{twhen})",
"--start=-$tf->{nwhen}$tf->{twhen}",
"--imgformat=$imgfmt_uc",
"--vertical-label=$vlabel",
"--width=$width",
"--height=$height",
@extra,
@riglim,
$global_zoom,
@{$cgi->{version12}},
@{$cgi->{version12_small}},
@{$colors->{graph_colors}},
"DEF:in=$rrd:traffacct" . $n . "_in:AVERAGE",
"DEF:out=$rrd:traffacct" . $n . "_out:AVERAGE",
"CDEF:allvalues=in,out,+",
@CDEF,
@tmp);
$err = RRDs::error;
print("ERROR: while graphing $IMG_DIR" . "$IMG[$n]: $err\n") if $err;
if(lc($config->{enable_zoom}) eq "y") {
($width, $height) = split('x', $config->{graph_size}->{zoom});
$picz = $rrd{$version}->("$IMG_DIR" . "$IMGz[$n]",
"--title=$name traffic ($tf->{nwhen}$tf->{twhen})",
"--start=-$tf->{nwhen}$tf->{twhen}",
"--imgformat=$imgfmt_uc",
"--vertical-label=$vlabel",
"--width=$width",
"--height=$height",
@full_size_mode,
@extra,
@riglim,
$global_zoom,
@{$cgi->{version12}},
@{$cgi->{version12_small}},
@{$colors->{graph_colors}},
"DEF:in=$rrd:traffacct" . $n . "_in:AVERAGE",
"DEF:out=$rrd:traffacct" . $n . "_out:AVERAGE",
"CDEF:allvalues=in,out,+",
@CDEF,
@tmpz);
$err = RRDs::error;
print("ERROR: while graphing $IMG_DIR" . "$IMGz[$n]: $err\n") if $err;
}
if(lc($config->{enable_zoom}) eq "y") {
if(lc($config->{disable_javascript_void}) eq "y") {
print(" " . picz_a_element(config => $config, IMGz => $IMGz[$n], IMG => $IMG[$n]) . "\n");
} else {
if($version eq "new") {
$picz_width = $picz->{image_width} * $zoom;
$picz_height = $picz->{image_height} * $zoom;
} else {
$picz_width = $width + 115;
$picz_height = $height + 100;
}
print(" " . picz_js_a_element(width => $picz_width, height => $picz_height, config => $config, IMGz => $IMGz[$n], IMG => $IMG[$n]) . "\n");
}
} else {
print(" " . img_element(config => $config, IMG => $IMG[$n]) . "\n");
}
print(" </td>\n");
$n++;
}
print(" </tr>\n");
}
print " </table>\n";
} else {
return unless $tal[$cgi->{val}];
if(!$silent) {
print(" <table cellspacing='5' cellpadding='0' width='1' bgcolor='$colors->{graph_bg_color}' border='1'>\n");
print(" <tr>\n");
print(" <td class='td-title' colspan='1'>\n");
print(" <b>&nbsp;&nbsp;Network traffic</b>\n");
print(" </td>\n");
print(" </tr>\n");
print(" <tr>\n");
print(" <td bgcolor='$colors->{title_bg_color}'>\n");
}
undef(@tmp);
undef(@tmpz);
undef(@CDEF);
push(@tmp, "AREA:B_in#44EE44:K$T/s Input");
push(@tmp, "GPRINT:K_in:LAST: Current\\: %5.0lf");
push(@tmp, "GPRINT:K_in:AVERAGE: Average\\: %5.0lf");
push(@tmp, "GPRINT:K_in:MIN: Min\\: %5.0lf");
push(@tmp, "GPRINT:K_in:MAX: Max\\: %5.0lf\\n");
push(@tmp, "AREA:B_out#4444EE:K$T/s Output");
push(@tmp, "GPRINT:K_out:LAST: Current\\: %5.0lf");
push(@tmp, "GPRINT:K_out:AVERAGE: Average\\: %5.0lf");
push(@tmp, "GPRINT:K_out:MIN: Min\\: %5.0lf");
push(@tmp, "GPRINT:K_out:MAX: Max\\: %5.0lf\\n");
push(@tmp, "AREA:B_out#4444EE:");
push(@tmp, "AREA:B_in#44EE44:");
push(@tmp, "LINE1:B_out#0000EE");
push(@tmp, "LINE1:B_in#00EE00");
push(@tmpz, "AREA:B_in#44EE44:Input");
push(@tmpz, "AREA:B_out#4444EE:Output");
push(@tmpz, "AREA:B_out#4444EE:");
push(@tmpz, "AREA:B_in#44EE44:");
push(@tmpz, "LINE1:B_out#0000EE");
push(@tmpz, "LINE1:B_in#00EE00");
if(lc($config->{netstats_in_bps}) eq "y") {
push(@CDEF, "CDEF:B_in=in,8,*");
push(@CDEF, "CDEF:B_out=out,8,*");
} else {
push(@CDEF, "CDEF:B_in=in");
push(@CDEF, "CDEF:B_out=out");
}
if(lc($config->{show_gaps}) eq "y") {
push(@tmp, "AREA:wrongdata#$colors->{gap}:");
push(@tmpz, "AREA:wrongdata#$colors->{gap}:");
push(@CDEF, "CDEF:wrongdata=allvalues,UN,INF,UNKN,IF");
}
($width, $height) = split('x', $config->{graph_size}->{main});
$pic = $rrd{$version}->("$IMG_DIR" . "$IMG[$cgi->{val}]",
"--title=$tal[$cgi->{val}] traffic ($tf->{nwhen}$tf->{twhen})",
"--start=-$tf->{nwhen}$tf->{twhen}",
"--imgformat=$imgfmt_uc",
"--vertical-label=$vlabel",
"--width=$width",
"--height=$height",
@extra,
@riglim,
$global_zoom,
@{$cgi->{version12}},
@{$colors->{graph_colors}},
"DEF:in=$rrd:traffacct" . $cgi->{val} . "_in:AVERAGE",
"DEF:out=$rrd:traffacct" . $cgi->{val} . "_out:AVERAGE",
"CDEF:allvalues=in,out,+",
@CDEF,
"CDEF:K_in=B_in,1024,/",
"CDEF:K_out=B_out,1024,/",
@tmp);
$err = RRDs::error;
print("ERROR: while graphing $IMG_DIR" . "$IMG[$cgi->{val}]: $err\n") if $err;
if(lc($config->{enable_zoom}) eq "y") {
($width, $height) = split('x', $config->{graph_size}->{zoom});
$picz = $rrd{$version}->("$IMG_DIR" . "$IMGz[$cgi->{val}]",
"--title=$tal[$cgi->{val}] traffic ($tf->{nwhen}$tf->{twhen})",
"--start=-$tf->{nwhen}$tf->{twhen}",
"--imgformat=$imgfmt_uc",
"--vertical-label=$vlabel",
"--width=$width",
"--height=$height",
@full_size_mode,
@extra,
@riglim,
$global_zoom,
@{$cgi->{version12}},
@{$colors->{graph_colors}},
"DEF:in=$rrd:traffacct" . $cgi->{val} . "_in:AVERAGE",
"DEF:out=$rrd:traffacct" . $cgi->{val} . "_out:AVERAGE",
"CDEF:allvalues=in,out,+",
@CDEF,
"CDEF:K_in=B_in,1024,/",
"CDEF:K_out=B_out,1024,/",
@tmpz);
$err = RRDs::error;
print("ERROR: while graphing $IMG_DIR" . "$IMGz[$cgi->{val}]: $err\n") if $err;
}
if(lc($config->{enable_zoom}) eq "y") {
if(lc($config->{disable_javascript_void}) eq "y") {
print(" " . picz_a_element(config => $config, IMGz => $IMGz[$cgi->{val}], IMG => $IMG[$cgi->{val}]) . "\n");
} else {
if($version eq "new") {
$picz_width = $picz->{image_width} * $zoom;
$picz_height = $picz->{image_height} * $zoom;
} else {
$picz_width = $width + 115;
$picz_height = $height + 100;
}
print(" " . picz_js_a_element(width => $picz_width, height => $picz_height, config => $config, IMGz => $IMGz[$cgi->{val}], IMG => $IMG[$cgi->{val}]) . "\n");
}
} else {
print(" " . img_element(config => $config, IMG => $IMG[$cgi->{val}]) . "\n");
}
if(!$silent) {
print(" </td>\n");
print " </td>\n";
print " </tr>\n";
print " </table>\n";
}
}
}
1;
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