# # Monitorix - A lightweight system monitoring tool. # # Copyright (C) 2005-2022 by Jordi Sanfeliu # # 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 port; use strict; use warnings; use Monitorix; use RRDs; use Time::HiRes; use POSIX qw(strftime setlocale LC_ALL); use Exporter 'import'; our @EXPORT = qw(port_init port_update port_cgi); # Force a standard locale $ENV{LANG} = ""; setlocale(LC_ALL, "C"); sub measure { my ($myself, $config, $port) = @_; my @i_in; my @i_out; my @o_in; my @o_out; my $table = $config->{ip_default_table}; my $epoc_identifier = "last_epoc"; my $last_epoc = ($config->{port_hist_time}->{$epoc_identifier} || 0); my $epoc = Time::HiRes::time(); $config->{port_hist_time}->{$epoc_identifier} = $epoc; my $delta_t = ($last_epoc ne 0) ? ($epoc - $last_epoc) : 60; my $rrdata = "N"; if($config->{os} eq "Linux") { my @data; my $l; my $cmd; my $cmd6; $cmd = "iptables" . $config->{iptables_wait_lock}; $cmd6 = "ip6tables" . $config->{iptables_wait_lock}; open(IN, "$cmd -t $table -nxvL INPUT 2>/dev/null |"); @data = ; close(IN); if(lc($config->{ipv6_disabled} || "") ne "y") { open(IN, "$cmd6 -t $table -nxvL INPUT 2>/dev/null |"); push(@data, ); close(IN); } for($l = 0; $l < scalar(@data); $l++) { for(my $n = 0; $n < $port->{max}; $n++) { $i_in[$n] = 0 unless $i_in[$n]; $o_in[$n] = 0 unless $o_in[$n]; if($data[$l] =~ / monitorix_IN_$n /) { my (undef, $bytes) = split(' ', $data[$l]); chomp($bytes); $i_in[$n] = $bytes - ($config->{port_hist_i_in}[$n] || 0); $i_in[$n] = 0 unless $i_in[$n] != $bytes; $config->{port_hist_i_in}[$n] = $bytes; $i_in[$n] /= $delta_t; } if($data[$l] =~ / monitorix_OUT_$n /) { my (undef, $bytes) = split(' ', $data[$l]); chomp($bytes); $o_in[$n] = $bytes - ($config->{port_hist_o_in}[$n] || 0); $o_in[$n] = 0 unless $o_in[$n] != $bytes; $config->{port_hist_o_in}[$n] = $bytes; $o_in[$n] /= $delta_t; } } } open(IN, "$cmd -t $table -nxvL OUTPUT 2>/dev/null |"); @data = ; close(IN); if(lc($config->{ipv6_disabled} || "") ne "y") { open(IN, "$cmd6 -t $table -nxvL OUTPUT 2>/dev/null |"); push(@data, ); close(IN); } for($l = 0; $l < scalar(@data); $l++) { for(my $n = 0; $n < $port->{max}; $n++) { $o_out[$n] = 0 unless $o_out[$n]; $i_out[$n] = 0 unless $i_out[$n]; if($data[$l] =~ / monitorix_OUT_$n /) { my (undef, $bytes) = split(' ', $data[$l]); chomp($bytes); $o_out[$n] = $bytes - ($config->{port_hist_o_out}[$n] || 0); $o_out[$n] = 0 unless $o_out[$n] != $bytes; $config->{port_hist_o_out}[$n] = $bytes; $o_out[$n] /= $delta_t; } if($data[$l] =~ / monitorix_IN_$n /) { my (undef, $bytes) = split(' ', $data[$l]); chomp($bytes); $i_out[$n] = $bytes - ($config->{port_hist_i_out}[$n] || 0); $i_out[$n] = 0 unless $i_out[$n] != $bytes; $config->{port_hist_i_out}[$n] = $bytes; $i_out[$n] /= $delta_t; } } } } if(grep {$_ eq $config->{os}} ("FreeBSD", "OpenBSD", "NetBSD")) { my @pl = split(',', $port->{list}); open(IN, "ipfw show $port->{rule} 2>/dev/null |"); while() { for(my $n = 0; $n < $port->{max}; $n++) { $i_in[$n] = 0 unless $i_in[$n]; $o_in[$n] = 0 unless $o_in[$n]; $pl[$n] = trim($pl[$n]); my ($np) = ($pl[$n] =~ m/^(\d+).*?/); if(/ from any to me dst-port $np$/) { my (undef, undef, $bytes) = split(' ', $_); chomp($bytes); $i_in[$n] = $bytes - ($config->{port_hist_i_in}[$n] || 0); $i_in[$n] = 0 unless $i_in[$n] != $bytes; $config->{port_hist_i_in}[$n] = $bytes; $i_in[$n] /= $delta_t; } $o_out[$n] = 0 unless $o_out[$n]; $i_out[$n] = 0 unless $i_out[$n]; if(/ from me $np to any$/) { my (undef, undef, $bytes) = split(' ', $_); chomp($bytes); $i_out[$n] = $bytes - ($config->{port_hist_i_out}[$n] || 0); $i_out[$n] = 0 unless $i_out[$n] != $bytes; $config->{port_hist_i_out}[$n] = $bytes; $i_out[$n] /= $delta_t; } } } close(IN); } for(my $n = 0; $n < $port->{max}; $n++) { $rrdata .= ":$i_in[$n]:$i_out[$n]:$o_in[$n]:$o_out[$n]"; } return $rrdata; } sub port_init { my $myself = (caller(0))[3]; my ($package, $config, $debug) = @_; my $rrd = $config->{base_lib} . $package . ".rrd"; my $port = $config->{port}; my $cmd; 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(-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) / 4 != $port->{max}) { logger("$myself: Detected size mismatch between 'max = $port->{max}' and $rrd (" . scalar(@ds) / 4 . "). Resizing it accordingly. All historical data will be lost. Backup file created."); rename($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 < $port->{max}; $n++) { push(@tmp, "DS:port" . $n . "_i_in:GAUGE:120:0:U"); push(@tmp, "DS:port" . $n . "_i_out:GAUGE:120:0:U"); push(@tmp, "DS:port" . $n . "_o_in:GAUGE:120:0:U"); push(@tmp, "DS:port" . $n . "_o_out:GAUGE:120:0:U"); } eval { RRDs::create($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(',', $port->{list})) > $port->{max}) { logger("$myself: WARNING: 'max' option indicates less ports than really defined in 'list'."); } if(lc($config->{use_external_firewall} || "") eq "n") { if($config->{os} eq "Linux") { my $num; my @line; # set the iptables rules for each defined port my @pl = split(',', $port->{list}); for($n = 0; $n < min($port->{max}, scalar(@pl)); $n++) { $pl[$n] = trim($pl[$n]); my ($np) = ($pl[$n] =~ m/^(\d+).*?/); if(!$port->{desc}->{$pl[$n]}) { logger("$myself: port number '$np' listed but not defined."); next; } # support for port range (i.e: 49152:65534) if(index($pl[$n], ":") != -1) { ($np) = ($pl[$n] =~ m/^(\d+:\d+).*?/); } if($pl[$n] && $np) { my $p = trim(lc((split(',', $port->{desc}->{$pl[$n]}))[1])) || ""; if(! grep {$_ eq $p} ("tcp", "udp", "tcp6", "udp6")) { logger("$myself: Invalid protocol name '$p' in port '$pl[$n]'."); next; } $cmd = "iptables" . $config->{iptables_wait_lock}; if(grep {$_ eq $p} ("tcp6", "udp6")) { if(lc($config->{ipv6_disabled} || "") eq "y") { logger("$myself: IPv6 is explicitly disabled, you shouldn't want to monitor 'tcp6' or 'udp6' protocols."); next; } $cmd = "ip6tables" . $config->{iptables_wait_lock}; $p =~ s/6//; } my $conn = trim(lc((split(',', $port->{desc}->{$pl[$n]}))[2])); if($conn eq "in" || $conn eq "in/out") { system("$cmd -t $table -N monitorix_IN_$n 2>/dev/null"); system("$cmd -t $table -I INPUT -p $p --sport 1024:65535 --dport $np -m conntrack --ctstate NEW,ESTABLISHED,RELATED -j monitorix_IN_$n -c 0 0"); system("$cmd -t $table -I OUTPUT -p $p --sport $np --dport 1024:65535 -m conntrack --ctstate ESTABLISHED,RELATED -j monitorix_IN_$n -c 0 0"); } if($conn eq "out" || $conn eq "in/out") { system("$cmd -t $table -N monitorix_OUT_$n 2>/dev/null"); system("$cmd -t $table -I INPUT -p $p --sport $np --dport 1024:65535 -m conntrack --ctstate ESTABLISHED,RELATED -j monitorix_OUT_$n -c 0 0"); system("$cmd -t $table -I OUTPUT -p $p --sport 1024:65535 --dport $np -m conntrack --ctstate NEW,ESTABLISHED,RELATED -j monitorix_OUT_$n -c 0 0"); } if($conn ne "in" && $conn ne "out" && $conn ne "in/out") { logger("$myself: Invalid connection type '$conn'; must be 'in', 'out' or 'in/out'."); } } } } } if(grep {$_ eq $config->{os}} ("FreeBSD", "OpenBSD", "NetBSD")) { # set the ipfw rules for each defined port my @pl = split(',', $port->{list}); for($n = 0; $n < min($port->{max}, scalar(@pl)); $n++) { $pl[$n] = trim($pl[$n]); my ($np) = ($pl[$n] =~ m/^(\d+).*?/); if($pl[$n] && $np) { my $p = lc((split(',', $port->{desc}->{$pl[$n]}))[1]) || "all"; # in/out not supported yet FIXME $p =~ s/6//; # tcp6, udp6, ... not supported system("ipfw -q add $port->{rule} count $p from me $np to any"); system("ipfw -q add $port->{rule} count $p from any to me $np"); } } } $config->{port_hist_in} = (); $config->{port_hist_out} = (); $config->{port_hist_time} = (); push(@{$config->{func_update}}, $package); measure($myself, $config, $port); # Call to measuring routine to initialize the last values for calculating the differences. This way, the first update call will actually measure correct values. logger("$myself: Ok") if $debug; } sub port_update { my $myself = (caller(0))[3]; my ($package, $config, $debug) = @_; my $rrd = $config->{base_lib} . $package . ".rrd"; my $port = $config->{port}; my $rrdata = measure($myself, $config, $port); RRDs::update($rrd, $rrdata); logger("$myself: $rrdata") if $debug; my $err = RRDs::error; logger("ERROR: while updating $rrd: $err") if $err; } sub port_cgi { my ($package, $config, $cgi) = @_; my @output; my $port = $config->{port}; 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 @warning; my @IMG; my @IMGz; my $name; my @tmp; my @tmpz; my @CDEF; my $T = "B"; my $vlabel = "bytes/s"; my $n; my $n2; my $n3; 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, " \n"); push(@output, " \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; my $line1; my $line2; push(@output, "
\n");
		push(@output, "    ");
		my $max = min($port->{max}, scalar(my @pl = split(',', $port->{list})));
		for($n = 0; $n < $max; $n++) {
			$pl[$n] = trim($pl[$n]);
			my $pn = trim((split(',', $port->{desc}->{$pl[$n]}))[0]);
			my $pc = trim((split(',', $port->{desc}->{$pl[$n]}))[2]);
			foreach(split('/', $pc)) {
				push(@output, sprintf("   %-5s %10s", $pl[$n], uc(trim($_)) . "-" . $pn));
				$line1 .= "    K$T/s_I   K$T/s_O";
				$line2 .= "-------------------";
			}
		}
		push(@output, "\n");
		push(@output, "Time$line1\n");
		push(@output, "----$line2 \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 < $max; $n2++) {
				$pl[$n2] = trim($pl[$n2]);
				my $pc = trim((split(',', $port->{desc}->{$pl[$n2]}))[2]);
				$from = $n2 * 4;
				$to = $from + 3;
				my ($i_in, $i_out, $o_in, $o_out) = @$line[$from..$to];
				my $k_i_in = ($i_in || 0) / 1024;
				my $k_i_out = ($i_out || 0) / 1024;
				my $k_o_in = ($o_in || 0) / 1024;
				my $k_o_out = ($o_out || 0) / 1024;

				if(lc($config->{netstats_in_bps}) eq "y") {
					$k_i_in *= 8;
					$k_i_out *= 8;
					$k_o_in *= 8;
					$k_o_out *= 8;
				}
				foreach(split('/', $pc)) {
					if(lc($_) eq "in") {
						@row = ($k_i_in, $k_i_out);
						push(@output, sprintf("   %6d   %6d ", @row));
					}
					if(lc($_) eq "out") {
						@row = ($k_o_in, $k_o_out);
						push(@output, sprintf("   %6d   %6d ", @row));
					}
				}
			}
			push(@output, "\n");
		}
		push(@output, "    
\n"); if($title) { push(@output, " \n"); push(@output, " \n"); push(@output, main::graph_footer()); } push(@output, "
\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 $max = min($port->{max}, scalar(my @pl = split(',', $port->{list}))); for($n = 0; $n < $max; $n++) { $pl[$n] = trim($pl[$n]); next if !$port->{desc}->{$pl[$n]}; my $pc = trim((split(',', $port->{desc}->{$pl[$n]}))[2]); foreach my $conn (split('/', $pc)) { $str = $u . $package . $n . substr($conn, 0 ,1) . "." . $tf->{when} . ".$imgfmt_lc"; push(@IMG, $str); unlink("$IMG_DIR" . $str); if(lc($config->{enable_zoom}) eq "y") { $str = $u . $package . $n . substr($conn, 0 ,1) . "z." . $tf->{when} . ".$imgfmt_lc"; push(@IMGz, $str); unlink("$IMG_DIR" . $str); } } } $n = $n3 = 0; $n2 = 1; while($n < $max) { next unless $pl[$n]; # continue if port was listed but not defined if(!$port->{desc}->{$pl[$n]}) { $n++; next; } if($title) { if($n == 0) { push(@output, main::graph_header($title, $port->{graphs_per_row})); } if($n2 == 1) { push(@output, " \n"); } } my $pc = trim((split(',', $port->{desc}->{$pl[$n]}))[2]); foreach my $pcon (split('/', $pc)) { if($title) { push(@output, " \n"); } my $pnum; $pl[$n] = trim($pl[$n]); my $num = ($pl[$n] =~ m/^(\d+).*?/)[0]; # strips any suffix from port number my $pn = trim((split(',', $port->{desc}->{$pl[$n]}))[0]); my $pp = trim((split(',', $port->{desc}->{$pl[$n]}))[1]); $pp =~ s/6//; my $prig = trim((split(',', $port->{desc}->{$pl[$n]}))[3]); my $plim = trim((split(',', $port->{desc}->{$pl[$n]}))[4]); my $plis = trim((split(',', $port->{desc}->{$pl[$n]}))[5]); @riglim = @{setup_riglim($prig, $plim)}; # check if the network port is still listening undef(@warning); if(uc($plis || "") eq "L") { if($config->{os} eq "Linux") { my $cmd = $port->{cmd} || ""; if(!$cmd) { $cmd = "ss"; } open(IN, "$cmd -nl --$pp |"); while() { (undef, undef, undef, $pnum) = split(' ', $_); chomp($pnum); $pnum =~ s/.*://; if($pnum eq $num) { last; } } close(IN); } if(grep {$_ eq $config->{os}} ("FreeBSD", "OpenBSD")) { open(IN, "netstat -anl -p $pp |"); while() { my $stat; (undef, undef, undef, $pnum, undef, $stat) = split(' ', $_); chomp($stat); if($stat eq "LISTEN") { chomp($pnum); ($pnum) = ($pnum =~ m/^.*?(\.\d+$)/); $pnum =~ s/\.//; if($pnum eq $num) { last; } } } close(IN); } if(lc($pcon) ne "out" && $pnum ne $num) { push(@warning, $colors->{warning_color}); } } $name = substr(uc($pcon) . "-" . $pn, 0, 15); undef(@tmp); undef(@tmpz); undef(@CDEF); if(lc($pcon) eq "in") { push(@tmp, "AREA:B_i_in#44EE44:Input"); push(@tmp, "AREA:B_i_out#4444EE:Output"); push(@tmp, "AREA:B_i_out#4444EE:"); push(@tmp, "AREA:B_i_in#44EE44:"); push(@tmp, "LINE1:B_i_out#0000EE"); push(@tmp, "LINE1:B_i_in#00EE00"); push(@tmpz, "AREA:B_i_in#44EE44:Input"); push(@tmpz, "AREA:B_i_out#4444EE:Output"); push(@tmpz, "AREA:B_i_out#4444EE:"); push(@tmpz, "AREA:B_i_in#44EE44:"); push(@tmpz, "LINE1:B_i_out#0000EE"); push(@tmpz, "LINE1:B_i_in#00EE00"); if(lc($config->{netstats_in_bps}) eq "y") { push(@CDEF, "CDEF:B_i_in=i_in,8,*"); if(lc($config->{netstats_mode} || "") eq "separated") { push(@CDEF, "CDEF:B_i_out=i_out,8,*,-1,*"); } else { push(@CDEF, "CDEF:B_i_out=i_out,8,*"); } } else { push(@CDEF, "CDEF:B_i_in=i_in"); if(lc($config->{netstats_mode} || "") eq "separated") { push(@CDEF, "CDEF:B_i_out=i_out,-1,*"); } else { push(@CDEF, "CDEF:B_i_out=i_out"); } } } if(lc($pcon) eq "out") { push(@tmp, "AREA:B_o_in#44EE44:Input"); push(@tmp, "AREA:B_o_out#4444EE:Output"); push(@tmp, "AREA:B_o_out#4444EE:"); push(@tmp, "AREA:B_o_in#44EE44:"); push(@tmp, "LINE1:B_o_out#0000EE"); push(@tmp, "LINE1:B_o_in#00EE00"); push(@tmpz, "AREA:B_o_in#44EE44:Input"); push(@tmpz, "AREA:B_o_out#4444EE:Output"); push(@tmpz, "AREA:B_o_out#4444EE:"); push(@tmpz, "AREA:B_o_in#44EE44:"); push(@tmpz, "LINE1:B_o_out#0000EE"); push(@tmpz, "LINE1:B_o_in#00EE00"); if(lc($config->{netstats_in_bps}) eq "y") { push(@CDEF, "CDEF:B_o_in=o_in,8,*"); if(lc($config->{netstats_mode} || "") eq "separated") { push(@CDEF, "CDEF:B_o_out=o_out,8,*,-1,*"); } else { push(@CDEF, "CDEF:B_o_out=o_out,8,*"); } } else { push(@CDEF, "CDEF:B_o_in=o_in"); if(lc($config->{netstats_mode} || "") eq "separated") { push(@CDEF, "CDEF:B_o_out=o_out,-1,*"); } else { push(@CDEF, "CDEF:B_o_out=o_out"); } } } if(lc($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"); } $port->{size} = "mini" if !defined($port->{size}); ($width, $height) = split('x', $config->{graph_size}->{$port->{size}}); 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"; push(@tmp, "COMMENT: \\n"); push(@tmp, "COMMENT: \\n"); push(@tmp, "COMMENT: \\n"); } $pic = $rrd{$version}->("$IMG_DIR" . "$IMG[$n3]", "--title=$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}}, @warning, "DEF:i_in=$rrd:port" . $n . "_i_in:AVERAGE", "DEF:i_out=$rrd:port" . $n . "_i_out:AVERAGE", "DEF:o_in=$rrd:port" . $n . "_o_in:AVERAGE", "DEF:o_out=$rrd:port" . $n . "_o_out:AVERAGE", "CDEF:allvalues=i_in,i_out,o_in,o_out,+,+,+", @CDEF, @tmp); $err = RRDs::error; push(@output, "ERROR: while graphing $IMG_DIR" . "$IMG[$n3]: $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[$n3]", "--title=$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}}, @warning, "DEF:i_in=$rrd:port" . $n . "_i_in:AVERAGE", "DEF:i_out=$rrd:port" . $n . "_i_out:AVERAGE", "DEF:o_in=$rrd:port" . $n . "_o_in:AVERAGE", "DEF:o_out=$rrd:port" . $n . "_o_out:AVERAGE", "CDEF:allvalues=i_in,i_out,o_in,o_out,+,+,+", @CDEF, @tmpz); $err = RRDs::error; push(@output, "ERROR: while graphing $IMG_DIR" . "$IMGz[$n3]: $err\n") if $err; } if($title || ($silent =~ /imagetag/ && $graph =~ /port$n3/)) { if(lc($config->{enable_zoom}) eq "y") { if(lc($config->{disable_javascript_void}) eq "y") { push(@output, " " . picz_a_element(config => $config, IMGz => $IMGz[$n3], IMG => $IMG[$n3]) . "\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 => $IMGz[$n3], IMG => $IMG[$n3]) . "\n"); } } else { push(@output, " " . img_element(config => $config, IMG => $IMG[$n3]) . "\n"); } } if($title) { push(@output, " \n"); } if($n2 < $port->{graphs_per_row} && $n2 < $max) { $n2++; } else { if($title) { push(@output, " \n"); } $n2 = 1; } $n3++; } $n++; } if($title) { push(@output, main::graph_footer()); } push(@output, "
\n"); return @output; } 1;