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Monitorix/lib/net.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 net;
use strict;
use warnings;
use Monitorix;
use RRDs;
use Time::HiRes;
use Exporter 'import';
our @EXPORT = qw(net_init net_update net_cgi);
sub measure {
my ($myself, $config, $net) = @_;
my $rrdata = "N";
for(my $n = 0; $n < $net->{max} ; $n++) {
my ($bytes_in, $bi) = (0, 0);
my ($bytes_out, $bo) = (0, 0);
my ($packs_in, $pi) = (0, 0);
my ($packs_out, $po) = (0, 0);
my ($error_in, $ei) = (0, 0);
my ($error_out, $eo) = (0, 0);
my $str;
if($n < scalar(my @nl = split(',', $net->{list}))) {
$nl[$n] = trim($nl[$n]);
if($config->{os} eq "Linux") {
open(IN, "/proc/net/dev");
while(<IN>) {
my ($dev, $data) = split(':', $_);
if(trim($dev) eq $nl[$n]) {
($bi, $pi, $ei, undef, undef, undef, undef, undef, $bo, $po, $eo) = split(' ', $data);
last;
}
}
close(IN);
} elsif($config->{os} eq "FreeBSD") {
open(IN, "netstat -nibdW |");
while(<IN>) {
if(/Link/ && /$nl[$n]/) {
# Idrop column added in 8.0
if($config->{kernel} > "7.2") {
(undef, undef, undef, undef, $pi, $ei, undef, $bi, $po, $eo, $bo) = split(' ', $_);
} else {
(undef, undef, undef, undef, $pi, $ei, $bi, $po, $eo, $bo) = split(' ', $_);
}
last;
}
}
close(IN);
} elsif($config->{os} eq "OpenBSD" || $config->{os} eq "NetBSD") {
open(IN, "netstat -nibd |");
while(<IN>) {
if(/Link/ && /^$nl[$n]/) {
(undef, undef, undef, undef, $bi, $bo) = split(' ', $_);
$pi = 0;
$ei = 0;
$po = 0;
$eo = 0;
last;
}
}
close(IN);
}
}
chomp($bi, $bo, $pi, $po, $ei, $eo);
my $epoc_identifier = "last_epoc_" . $n;
my $last_epoc = ($config->{net_hist}->{$epoc_identifier} || 0);
my $epoc = Time::HiRes::time();
$config->{net_hist}->{$epoc_identifier} = $epoc;
my $delta_t = ($last_epoc ne 0) ? ($epoc - $last_epoc) : 60;
$str = $n . "_bytes_in";
$bytes_in = $bi - ($config->{net_hist}->{$str} || 0);
$bytes_in = 0 unless $bytes_in != $bi;
$config->{net_hist}->{$str} = $bi;
$bytes_in /= $delta_t;
$str = $n . "_bytes_out";
$bytes_out = $bo - ($config->{net_hist}->{$str} || 0);
$bytes_out = 0 unless $bytes_out != $bo;
$config->{net_hist}->{$str} = $bo;
$bytes_out /= $delta_t;
$str = $n . "_packs_in";
$packs_in = $pi - ($config->{net_hist}->{$str} || 0);
$packs_in = 0 unless $packs_in != $pi;
$config->{net_hist}->{$str} = $pi;
$packs_in /= $delta_t;
$str = $n . "_packs_out";
$packs_out = $po - ($config->{net_hist}->{$str} || 0);
$packs_out = 0 unless $packs_out != $po;
$config->{net_hist}->{$str} = $po;
$packs_out /= $delta_t;
$str = $n . "_error_in";
$error_in = $ei - ($config->{net_hist}->{$str} || 0);
$error_in = 0 unless $error_in != $ei;
$config->{net_hist}->{$str} = $ei;
$error_in /= $delta_t;
$str = $n . "_error_out";
$error_out = $eo - ($config->{net_hist}->{$str} || 0);
$error_out = 0 unless $error_out != $eo;
$config->{net_hist}->{$str} = $eo;
$error_out /= $delta_t;
$rrdata .= ":$bytes_in:$bytes_out:$packs_in:$packs_out:$error_in:$error_out";
}
return $rrdata;
}
sub net_init {
my $myself = (caller(0))[3];
my ($package, $config, $debug) = @_;
my $rrd = $config->{base_lib} . $package . ".rrd";
my $net = $config->{net};
my $info;
my @ds;
my @rra;
my @tmp;
my $n;
my @average;
my @min;
my @max;
my @last;
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) / 6 != $net->{max}) {
logger("$myself: Detected size mismatch between 'max = $net->{max}' and $rrd (" . scalar(@ds) / 6 . "). Resizing it accordingly. All historical data will be lost. Backup file created.");
rename($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 < $net->{max}; $n++) {
push(@tmp, "DS:net" . $n . "_bytes_in:GAUGE:120:0:U"),
push(@tmp, "DS:net" . $n . "_bytes_out:GAUGE:120:0:U"),
push(@tmp, "DS:net" . $n . "_packs_in:GAUGE:120:0:U"),
push(@tmp, "DS:net" . $n . "_packs_out:GAUGE:120:0:U"),
push(@tmp, "DS:net" . $n . "_error_in:GAUGE:120:0:U"),
push(@tmp, "DS:net" . $n . "_error_out:GAUGE:120:0:U"),
}
eval {
RRDs::create($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(scalar(my @pls = split(',', $net->{list})) > $net->{max}) {
logger("$myself: WARNING: 'max' option indicates less interfaces than really defined in 'list'.");
}
# Since 3.6.0 all DS changed from COUNTER to GAUGE
for($n = 0; $n < $net->{max}; $n++) {
RRDs::tune($rrd,
"--data-source-type=net" . $n . "_bytes_in:GAUGE",
"--data-source-type=net" . $n . "_bytes_out:GAUGE",
"--data-source-type=net" . $n . "_packs_in:GAUGE",
"--data-source-type=net" . $n . "_packs_out:GAUGE",
"--data-source-type=net" . $n . "_error_in:GAUGE",
"--data-source-type=net" . $n . "_error_out:GAUGE",
);
}
$config->{net_hist} = ();
push(@{$config->{func_update}}, $package);
measure($myself, $config, $net); # Call to measuring routine to initialize the last values for calculating the differences. This way, the first update call will actually measure correct values.
logger("$myself: Ok") if $debug;
}
sub net_update {
my $myself = (caller(0))[3];
my ($package, $config, $debug) = @_;
my $rrd = $config->{base_lib} . $package . ".rrd";
my $net = $config->{net};
my $rrdata = measure($myself, $config, $net);
RRDs::update($rrd, $rrdata);
logger("$myself: $rrdata") if $debug;
my $err = RRDs::error;
logger("ERROR: while updating $rrd: $err") if $err;
}
sub net_cgi {
my ($package, $config, $cgi) = @_;
my @output;
my $net = $config->{net};
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 $netname;
my @tmp;
my @tmpz;
my @CDEF;
my $T = "B";
my $vlabel = "bytes/s";
my $n;
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);
}
$title = !$silent ? $title : "";
if(lc($config->{netstats_in_bps}) eq "y") {
$T = "b";
$vlabel = "bits/s";
}
# text mode
#
if(lc($config->{iface_mode}) eq "text") {
if($title) {
push(@output, main::graph_header($title, 2));
push(@output, " <tr>\n");
push(@output, " <td>\n");
}
my (undef, undef, undef, $data) = RRDs::fetch("$rrd",
"--resolution=$tf->{res}",
"--start=-$tf->{nwhen}$tf->{twhen}",
"AVERAGE");
$err = RRDs::error;
push(@output, "ERROR: while fetching $rrd: $err\n") if $err;
push(@output, " <pre style='font-size: 12px; color: $colors->{fg_color}';>\n");
push(@output, " ");
for($n = 0; $n < scalar(my @nl = split(',', $net->{list})); $n++) {
$nl[$n] = trim($nl[$n]);
my $nd = trim((split(',', $net->{desc}->{$nl[$n]}))[0]);
push(@output, (trim($nl[$n]) . " ($nd) "));
}
push(@output, "\nTime");
for($n = 0; $n < scalar(my @nl = split(',', $net->{list})); $n++) {
push(@output, " K$T/s_I K$T/s_O Pk/s_I Pk/s_O Er/s_I Er/s_O");
}
push(@output, " \n----");
for($n = 0; $n < scalar(my @nl = split(',', $net->{list})); $n++) {
push(@output, "-------------------------------------------------");
}
push(@output, " \n");
my $line;
my @row;
my $time;
my $n2;
my $from;
my $to;
for($n = 0, $time = $tf->{tb}; $n < ($tf->{tb} * $tf->{ts}); $n++) {
$line = @$data[$n];
$time = $time - (1 / $tf->{ts});
push(@output, sprintf(" %2d$tf->{tc}", $time));
for($n2 = 0; $n2 < scalar(my @nl = split(',', $net->{list})); $n2++) {
$from = $n2 * 6;
$to = $from + 6;
my ($ki, $ko, $pi, $po, $ei, $eo) = @$line[$from..$to];
$ki /= 1024;
$ko /= 1024;
$pi /= 1024;
$po /= 1024;
$ei /= 1024;
$eo /= 1024;
if(lc($config->{netstats_in_bps}) eq "y") {
$ki *= 8;
$ko *= 8;
}
@row = ($ki, $ko, $pi, $po, $ei, $eo);
push(@output, sprintf(" %6d %6d %6d %6d %6d %6d", @row));
}
push(@output, " \n");
}
push(@output, " </pre>\n");
if($title) {
push(@output, " </td>\n");
push(@output, " </tr>\n");
push(@output, main::graph_footer());
}
push(@output, " <br>\n");
return @output;
}
# 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;
my $IMG1;
my $IMG2;
my $IMG3;
my $IMG1z;
my $IMG2z;
my $IMG3z;
for($n = 0; $n < scalar(my @nl = split(',', $net->{list})); $n++) {
$IMG1 = $u . $package . $n . "1." . $tf->{when} . ".$imgfmt_lc";
$IMG2 = $u . $package . $n . "2." . $tf->{when} . ".$imgfmt_lc";
$IMG3 = $u . $package . $n . "3." . $tf->{when} . ".$imgfmt_lc";
unlink("$IMG_DIR" . $IMG1);
unlink("$IMG_DIR" . $IMG2);
unlink("$IMG_DIR" . $IMG3);
if(lc($config->{enable_zoom}) eq "y") {
$IMG1z = $u . $package . $n . "1z." . $tf->{when} . ".$imgfmt_lc";
$IMG2z = $u . $package . $n . "2z." . $tf->{when} . ".$imgfmt_lc";
$IMG3z = $u . $package . $n . "3z." . $tf->{when} . ".$imgfmt_lc";
unlink("$IMG_DIR" . $IMG1z);
unlink("$IMG_DIR" . $IMG2z);
unlink("$IMG_DIR" . $IMG3z);
}
$nl[$n] = trim($nl[$n]);
my $nd = trim((split(',', $net->{desc}->{$nl[$n]}))[0]);
my $rigid = trim((split(',', $net->{desc}->{$nl[$n]}))[1]);
my $limit = trim((split(',', $net->{desc}->{$nl[$n]}))[2]);
if($title) {
if($n) {
push(@output, " <br>\n");
}
push(@output, main::graph_header($nl[$n] . " " . $title, 2));
push(@output, " <tr>\n");
push(@output, " <td>\n");
}
@riglim = @{setup_riglim($rigid, $limit)};
undef(@tmp);
undef(@tmpz);
undef(@CDEF);
push(@tmp, "AREA:B_in#44EE44:K$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,*");
if(lc($config->{netstats_mode} || "") eq "separated") {
push(@CDEF, "CDEF:B_out=out,8,*,-1,*");
} else {
push(@CDEF, "CDEF:B_out=out,8,*");
}
} else {
push(@CDEF, "CDEF:B_in=in");
if(lc($config->{netstats_mode} || "") eq "separated") {
push(@CDEF, "CDEF:B_out=out,-1,*");
} else {
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', $config->{graph_size}->{main});
if($silent =~ /imagetag/) {
($width, $height) = split('x', $config->{graph_size}->{remote}) if $silent eq "imagetag";
($width, $height) = split('x', $config->{graph_size}->{main}) if $silent eq "imagetagbig";
@tmp = @tmpz;
push(@tmp, "COMMENT: \\n");
}
$pic = $rrd{$version}->("$IMG_DIR" . "$IMG1",
"--title=$nl[$n] $nd ($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:net" . $n . "_bytes_in:AVERAGE",
"DEF:out=$rrd:net" . $n . "_bytes_out:AVERAGE",
"CDEF:allvalues=in,out,+",
@CDEF,
"CDEF:K_in=B_in,1024,/",
"CDEF:K_out=B_out,1024,/",
"COMMENT: \\n",
@tmp,
"COMMENT: \\n",
"COMMENT: \\n",
);
$err = RRDs::error;
push(@output, "ERROR: while graphing $IMG_DIR" . "$IMG1: $err\n") if $err;
if(lc($config->{enable_zoom}) eq "y") {
($width, $height) = split('x', $config->{graph_size}->{zoom});
$picz = $rrd{$version}->("$IMG_DIR" . "$IMG1z",
"--title=$nl[$n] $nd ($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:net" . $n . "_bytes_in:AVERAGE",
"DEF:out=$rrd:net" . $n . "_bytes_out:AVERAGE",
"CDEF:allvalues=in,out,+",
@CDEF,
@tmpz);
$err = RRDs::error;
push(@output, "ERROR: while graphing $IMG_DIR" . "$IMG1z: $err\n") if $err;
}
$netname="net" . $n . "1";
if($title || ($silent =~ /imagetag/ && $graph =~ /$netname/)) {
if(lc($config->{enable_zoom}) eq "y") {
if(lc($config->{disable_javascript_void}) eq "y") {
push(@output, " " . picz_a_element(config => $config, IMGz => $IMG1z, IMG => $IMG1) . "\n");
} else {
if($version eq "new") {
$picz_width = $picz->{image_width} * $zoom;
$picz_height = $picz->{image_height} * $zoom;
} else {
$picz_width = $width + 115;
$picz_height = $height + 100;
}
push(@output, " " . picz_js_a_element(width => $picz_width, height => $picz_height, config => $config, IMGz => $IMG1z, IMG => $IMG1) . "\n");
}
} else {
push(@output, " " . img_element(config => $config, IMG => $IMG1) . "\n");
}
}
if($title) {
push(@output, " </td>\n");
push(@output, " <td class='td-valign-top'>\n");
}
@riglim = @{setup_riglim($rigid, $limit)};
undef(@tmp);
undef(@tmpz);
undef(@CDEF);
push(@tmp, "AREA:p_in#44EE44:Input");
push(@tmp, "AREA:p_out#4444EE:Output");
push(@tmp, "AREA:p_out#4444EE:");
push(@tmp, "AREA:p_in#44EE44:");
push(@tmp, "LINE1:p_out#0000EE");
push(@tmp, "LINE1:p_in#00EE00");
push(@tmpz, "AREA:p_in#44EE44:Input");
push(@tmpz, "AREA:p_out#4444EE:Output");
push(@tmpz, "AREA:p_out#4444EE:");
push(@tmpz, "AREA:p_in#44EE44:");
push(@tmpz, "LINE1:p_out#0000EE");
push(@tmpz, "LINE1:p_in#00EE00");
push(@CDEF, "CDEF:p_in=in");
if(lc($config->{netstats_mode} || "") eq "separated") {
push(@CDEF, "CDEF:p_out=out,-1,*");
} else {
push(@CDEF, "CDEF:p_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', $config->{graph_size}->{small});
if($silent =~ /imagetag/) {
($width, $height) = split('x', $config->{graph_size}->{remote}) if $silent eq "imagetag";
($width, $height) = split('x', $config->{graph_size}->{main}) if $silent eq "imagetagbig";
@tmp = @tmpz;
push(@tmp, "COMMENT: \\n");
push(@tmp, "COMMENT: \\n");
push(@tmp, "COMMENT: \\n");
}
$pic = $rrd{$version}->("$IMG_DIR" . "$IMG2",
"--title=$nl[$n] $config->{graphs}->{_net2} ($tf->{nwhen}$tf->{twhen})",
"--start=-$tf->{nwhen}$tf->{twhen}",
"--imgformat=$imgfmt_uc",
"--vertical-label=Packets/s",
"--width=$width",
"--height=$height",
@extra,
@riglim,
$global_zoom,
@{$cgi->{version12}},
@{$cgi->{version12_small}},
@{$colors->{graph_colors}},
"DEF:in=$rrd:net" . $n . "_packs_in:AVERAGE",
"DEF:out=$rrd:net" . $n . "_packs_out:AVERAGE",
"CDEF:allvalues=in,out,+",
@CDEF,
@tmp);
$err = RRDs::error;
push(@output, "ERROR: while graphing $IMG_DIR" . "$IMG2: $err\n") if $err;
if(lc($config->{enable_zoom}) eq "y") {
($width, $height) = split('x', $config->{graph_size}->{zoom});
$picz = $rrd{$version}->("$IMG_DIR" . "$IMG2z",
"--title=$nl[$n] $config->{graphs}->{_net2} ($tf->{nwhen}$tf->{twhen})",
"--start=-$tf->{nwhen}$tf->{twhen}",
"--imgformat=$imgfmt_uc",
"--vertical-label=Packets/s",
"--width=$width",
"--height=$height",
@full_size_mode,
@extra,
@riglim,
$global_zoom,
@{$cgi->{version12}},
@{$cgi->{version12_small}},
@{$colors->{graph_colors}},
"DEF:in=$rrd:net" . $n . "_packs_in:AVERAGE",
"DEF:out=$rrd:net" . $n . "_packs_out:AVERAGE",
"CDEF:allvalues=in,out,+",
@CDEF,
@tmpz);
$err = RRDs::error;
push(@output, "ERROR: while graphing $IMG_DIR" . "$IMG2z: $err\n") if $err;
}
$netname="net" . $n . "2";
if($title || ($silent =~ /imagetag/ && $graph =~ /$netname/)) {
if(lc($config->{enable_zoom}) eq "y") {
if(lc($config->{disable_javascript_void}) eq "y") {
push(@output, " " . picz_a_element(config => $config, IMGz => $IMG2z, IMG => $IMG2) . "\n");
} else {
if($version eq "new") {
$picz_width = $picz->{image_width} * $zoom;
$picz_height = $picz->{image_height} * $zoom;
} else {
$picz_width = $width + 115;
$picz_height = $height + 100;
}
push(@output, " " . picz_js_a_element(width => $picz_width, height => $picz_height, config => $config, IMGz => $IMG2z, IMG => $IMG2) . "\n");
}
} else {
push(@output, " " . img_element(config => $config, IMG => $IMG2) . "\n");
}
}
@riglim = @{setup_riglim($rigid, $limit)};
undef(@tmp);
undef(@tmpz);
undef(@CDEF);
push(@tmp, "AREA:e_in#44EE44:Input");
push(@tmp, "AREA:e_out#4444EE:Output");
push(@tmp, "AREA:e_out#4444EE:");
push(@tmp, "AREA:e_in#44EE44:");
push(@tmp, "LINE1:e_out#0000EE");
push(@tmp, "LINE1:e_in#00EE00");
push(@tmpz, "AREA:e_in#44EE44:Input");
push(@tmpz, "AREA:e_out#4444EE:Output");
push(@tmpz, "AREA:e_out#4444EE:");
push(@tmpz, "AREA:e_in#44EE44:");
push(@tmpz, "LINE1:e_out#0000EE");
push(@tmpz, "LINE1:e_in#00EE00");
push(@CDEF, "CDEF:e_in=in");
if(lc($config->{netstats_mode} || "") eq "separated") {
push(@CDEF, "CDEF:e_out=out,-1,*");
} else {
push(@CDEF, "CDEF:e_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', $config->{graph_size}->{small});
if($silent =~ /imagetag/) {
($width, $height) = split('x', $config->{graph_size}->{remote}) if $silent eq "imagetag";
($width, $height) = split('x', $config->{graph_size}->{main}) if $silent eq "imagetagbig";
@tmp = @tmpz;
push(@tmp, "COMMENT: \\n");
push(@tmp, "COMMENT: \\n");
push(@tmp, "COMMENT: \\n");
}
$pic = $rrd{$version}->("$IMG_DIR" . "$IMG3",
"--title=$nl[$n] $config->{graphs}->{_net3} ($tf->{nwhen}$tf->{twhen})",
"--start=-$tf->{nwhen}$tf->{twhen}",
"--imgformat=$imgfmt_uc",
"--vertical-label=Errors/s",
"--width=$width",
"--height=$height",
@extra,
@riglim,
$global_zoom,
@{$cgi->{version12}},
@{$cgi->{version12_small}},
@{$colors->{graph_colors}},
"DEF:in=$rrd:net" . $n . "_error_in:AVERAGE",
"DEF:out=$rrd:net" . $n . "_error_out:AVERAGE",
"CDEF:allvalues=in,out,+",
@CDEF,
@tmp);
$err = RRDs::error;
push(@output, "ERROR: while graphing $IMG_DIR" . "$IMG3: $err\n") if $err;
if(lc($config->{enable_zoom}) eq "y") {
($width, $height) = split('x', $config->{graph_size}->{zoom});
$picz = $rrd{$version}->("$IMG_DIR" . "$IMG3z",
"--title=$nl[$n] $config->{graphs}->{_net3} ($tf->{nwhen}$tf->{twhen})",
"--start=-$tf->{nwhen}$tf->{twhen}",
"--imgformat=$imgfmt_uc",
"--vertical-label=Errors/s",
"--width=$width",
"--height=$height",
@full_size_mode,
@extra,
@riglim,
$global_zoom,
@{$cgi->{version12}},
@{$cgi->{version12_small}},
@{$colors->{graph_colors}},
"DEF:in=$rrd:net" . $n . "_error_in:AVERAGE",
"DEF:out=$rrd:net" . $n . "_error_out:AVERAGE",
"CDEF:allvalues=in,out,+",
@CDEF,
@tmpz);
$err = RRDs::error;
push(@output, "ERROR: while graphing $IMG_DIR" . "$IMG3z: $err\n") if $err;
}
$netname="net" . $n . "3";
if($title || ($silent =~ /imagetag/ && $graph =~ /$netname/)) {
if(lc($config->{enable_zoom}) eq "y") {
if(lc($config->{disable_javascript_void}) eq "y") {
push(@output, " " . picz_a_element(config => $config, IMGz => $IMG3z, IMG => $IMG3) . "\n");
} else {
if($version eq "new") {
$picz_width = $picz->{image_width} * $zoom;
$picz_height = $picz->{image_height} * $zoom;
} else {
$picz_width = $width + 115;
$picz_height = $height + 100;
}
push(@output, " " . picz_js_a_element(width => $picz_width, height => $picz_height, config => $config, IMGz => $IMG3z, IMG => $IMG3) . "\n");
}
} else {
push(@output, " " . img_element(config => $config, IMG => $IMG3) . "\n");
}
}
if($title) {
push(@output, " </td>\n");
push(@output, " </tr>\n");
push(@output, main::graph_footer());
}
}
push(@output, " <br>\n");
return @output;
}
1;
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