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Monitorix/lib/nvme.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 nvme;
use strict;
use warnings;
use Monitorix;
use RRDs;
use Time::HiRes;
use Cwd 'abs_path';
use File::Basename;
use Exporter 'import';
our @EXPORT = qw(nvme_init nvme_update nvme_cgi);
my $max_number_of_hds = 8; # Changing this number destroys history.
my $number_of_smart_values_in_rrd = 9; # Changing this number destroys history.
my $epoc_identifier = "last_epoc";
my $data_units_written_identifier = "last_duw";
my $data_units_read_identifier = "last_dur";
sub measure {
my ($myself, $config, $nvme) = @_;
my $use_nan_for_missing_data = lc($nvme->{use_nan_for_missing_data} || "") eq "y" ? 1 : 0;
my @smart_all;
my $rrdata = "N";
foreach my $k (sort keys %{$nvme->{list}}) {
# values delimitted by ", " (comma + space)
my @dsk = split(', ', $nvme->{list}->{$k});
for(my $n = 0; $n < $max_number_of_hds; $n++) {
my @smart = ($use_nan_for_missing_data ? (0+"nan") : 0) x $number_of_smart_values_in_rrd;
if($dsk[$n]) {
my $d = trim($dsk[$n]);
$d =~ s/^\"//;
$d =~ s/\"$//;
# check if device name is a symbolic link
# e.g. /dev/nvme/by-path/pci-0000:07:07.0-scsi-0:0:0:0
if(-l $d) {
$d = abs_path(dirname($d) . "/" . readlink($d));
chomp($d);
}
my $last_epoc = ($config->{nvme_hist}->{$k}->{$n}->{$epoc_identifier} || 0);
my $epoc = Time::HiRes::time();
$config->{nvme_hist}->{$k}->{$n}->{$epoc_identifier} = $epoc;
my $data_units_written_index;
my $data_units_read_index;
open(IN, "smartctl -A $d --json |");
while(<IN>) {
if(/\"temperature\"/) {
my @tmp = split(':', $_);
$tmp[1] =~ tr/,//d;
if (index($tmp[1], "{") == -1) {
my $smartIndex = 0;
$smart[$smartIndex] = trim($tmp[1]);
chomp($smart[$smartIndex]);
}
}
if(/\"available_spare\"/) {
my @tmp = split(':', $_);
$tmp[1] =~ tr/,//d;
my $smartIndex = 1;
$smart[$smartIndex] = trim($tmp[1]);
chomp($smart[$smartIndex]);
}
if(/\"percentage_used\"/) {
my @tmp = split(':', $_);
$tmp[1] =~ tr/,//d;
my $smartIndex = 2;
$smart[$smartIndex] = trim($tmp[1]);
chomp($smart[$smartIndex]);
}
if(/\"data_units_written\"/) {
my @tmp = split(':', $_);
$tmp[1] =~ tr/,//d;
my $smartIndex = 3;
$data_units_written_index = $smartIndex;
$smart[$smartIndex] = trim($tmp[1]);
chomp($smart[$smartIndex]);
}
if(/\"media_errors\"/) {
my @tmp = split(':', $_);
$tmp[1] =~ tr/,//d;
my $smartIndex = 4;
$smart[$smartIndex] = trim($tmp[1]);
chomp($smart[$smartIndex]);
}
if(/\"unsafe_shutdowns\"/) {
my @tmp = split(':', $_);
$tmp[1] =~ tr/,//d;
my $smartIndex = 5;
$smart[$smartIndex] = trim($tmp[1]);
chomp($smart[$smartIndex]);
}
if(/\"data_units_read\"/) {
my @tmp = split(':', $_);
$tmp[1] =~ tr/,//d;
my $smartIndex = 6;
$data_units_read_index = $smartIndex;
$smart[$smartIndex] = trim($tmp[1]);
chomp($smart[$smartIndex]);
}
}
close(IN);
if (defined($data_units_written_index)) {
my $smartIndex = 7;
my $last_data_units_written = ($config->{nvme_hist}->{$k}->{$n}->{$data_units_written_identifier} || 0);
my $data_units_written = $smart[$data_units_written_index];
$config->{nvme_hist}->{$k}->{$n}->{$data_units_written_identifier} = $data_units_written;
if ($last_epoc ne 0 && $data_units_written >= $last_data_units_written) {
$smart[$smartIndex] = ($data_units_written - $last_data_units_written) / ($epoc - $last_epoc); # Calculation of data units per seconds.
}
}
if (defined($data_units_read_index)) {
my $smartIndex = 8;
my $last_data_units_read = ($config->{nvme_hist}->{$k}->{$n}->{$data_units_read_identifier} || 0);
my $data_units_read = $smart[$data_units_read_index];
$config->{nvme_hist}->{$k}->{$n}->{$data_units_read_identifier} = $data_units_read;
if ($last_epoc ne 0 && $data_units_read >= $last_data_units_read) {
$smart[$smartIndex] = ($data_units_read - $last_data_units_read) / ($epoc - $last_epoc); # Calculation of data units per seconds.
}
}
}
push(@smart_all, @smart);
# nvme alert
if(defined($nvme->{alerts}) && lc($nvme->{alerts}->{availspare_enabled}) eq "y") {
my $smartIndex = 1;
$config->{nvme_hist_alert1}->{$n} = 0 if(!$config->{nvme_hist_alert1}->{$n});
if($smart[$smartIndex] <= $nvme->{alerts}->{availspare_threshold} && $config->{nvme_hist_alert1}->{$n} < $smart[$smartIndex]) {
if(-x $nvme->{alerts}->{availspare_script}) {
logger("$myself: ALERT: executing script '$nvme->{alerts}->{availspare_script}'.");
system($nvme->{alerts}->{availspare_script} . " " .$nvme->{alerts}->{availspare_timeintvl} . " " . $nvme->{alerts}->{availspare_threshold} . " " . $smart[$smartIndex]);
} else {
logger("$myself: ERROR: script '$nvme->{alerts}->{availspare_script}' doesn't exist or don't has execution permissions.");
}
$config->{nvme_hist_alert1}->{$n} = $smart[$smartIndex];
}
}
if(defined($nvme->{alerts}) && lc($nvme->{alerts}->{percentused_enabled}) eq "y") {
my $smartIndex = 2;
$config->{nvme_hist_alert2}->{$n} = 0 if(!$config->{nvme_hist_alert2}->{$n});
if($smart[$smartIndex] >= $nvme->{alerts}->{percentused_threshold} && $config->{nvme_hist_alert2}->{$n} < $smart[$smartIndex]) {
if(-x $nvme->{alerts}->{percentused_script}) {
logger("$myself: ALERT: executing script '$nvme->{alerts}->{percentused_script}'.");
system($nvme->{alerts}->{percentused_script} . " " .$nvme->{alerts}->{percentused_timeintvl} . " " . $nvme->{alerts}->{percentused_threshold} . " " . $smart[$smartIndex]);
} else {
logger("$myself: ERROR: script '$nvme->{alerts}->{percentused_script}' doesn't exist or don't has execution permissions.");
}
$config->{nvme_hist_alert2}->{$n} = $smart[$smartIndex];
}
}
}
}
foreach(@smart_all) {
$rrdata .= ":$_";
}
return $rrdata;
}
sub nvme_init {
my $myself = (caller(0))[3];
my ($package, $config, $debug) = @_;
my $rrd = $config->{base_lib} . $package . ".rrd";
my $nvme = $config->{nvme};
my $info;
my @ds;
my @rra;
my @tmp;
my $n;
my @average;
my @min;
my @max;
my @last;
foreach my $k (sort keys %{$nvme->{list}}) {
# values delimitted by ", " (comma + space)
my @dsk = split(', ', $nvme->{list}->{$k});
for(my $n = 0; $n < $max_number_of_hds; $n++) {
if($dsk[$n]) {
my $d = trim($dsk[$n]);
$d =~ s/^\"//;
$d =~ s/\"$//;
$d =~ s/^(.+?) .*$/$1/;
next if -e $d;
logger("$myself: ERROR: invalid or inexistent device name '$d'.");
if(lc($nvme->{accept_invalid_nvme} || "") ne "y") {
logger("$myself: 'accept_invalid_nvme' option is not set.");
logger("$myself: WARNING: initialization aborted.");
return;
}
}
}
}
if(-e $rrd) {
my $rrd_n_hd = 0;
my $rrd_n_hd_times_n_values = 0;
$info = RRDs::info($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, '_smv0].index') != -1) {
$rrd_n_hd += 1;
}
if(index($key, '.index') != -1) {
$rrd_n_hd_times_n_values += 1;
}
}
if(index($key, 'rra[') == 0) {
if(index($key, '.rows') != -1) {
push(@rra, substr($key, 4, index($key, ']') - 4));
}
}
}
if(scalar(@ds) / $rrd_n_hd_times_n_values != keys(%{$nvme->{list}})) {
logger("$myself: Detected size mismatch between <list>...</list> (" . keys(%{$nvme->{list}}) . ") and $rrd (" . scalar(@ds) / $rrd_n_hd_times_n_values . "). Resizing it accordingly. All historical data will be lost. Backup file created.");
rename($rrd, "$rrd.bak");
}
if($rrd_n_hd < $max_number_of_hds) {
logger("$myself: Detected size mismatch between max_number_of_hds (" . $max_number_of_hds . ") and $rrd (" . $rrd_n_hd . "). Resizing it accordingly. All historical data will be lost. Backup file created.");
rename($rrd, "$rrd.bak");
}
if($rrd_n_hd_times_n_values / $rrd_n_hd < $number_of_smart_values_in_rrd) {
logger("$myself: Detected size mismatch between number_of_smart_values_in_rrd (" . $number_of_smart_values_in_rrd . ") and $rrd (" . ($rrd_n_hd_times_n_values / $rrd_n_hd) . "). Resizing it accordingly. All historical data will be lost. Backup file created.");
rename($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; $n < keys(%{$nvme->{list}}); $n++) {
for(my $n_hd = 0; $n_hd < $max_number_of_hds; $n_hd++) {
for(my $n_smart = 0; $n_smart < $number_of_smart_values_in_rrd; $n_smart++) {
push(@tmp, "DS:nvme" . $n . "_hd" . $n_hd . "_smv" . $n_smart . ":GAUGE:120:0:U");
}
}
}
eval {
RRDs::create($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;
}
}
# check dependencies
if(defined($nvme->{alerts}) && lc($nvme->{alerts}->{availspare_enabled} || "") eq "y") {
if(! -x $nvme->{alerts}->{availspare_script}) {
logger("$myself: ERROR: script '$nvme->{alerts}->{availspare_script}' doesn't exist or don't has execution permissions.");
}
}
if(defined($nvme->{alerts}) && lc($nvme->{alerts}->{percentused_enabled} || "") eq "y") {
if(! -x $nvme->{alerts}->{percentused_script}) {
logger("$myself: ERROR: script '$nvme->{alerts}->{percentused_script}' doesn't exist or don't has execution permissions.");
}
}
$config->{nvme_hist_alert1} = ();
$config->{nvme_hist_alert2} = ();
$config->{nvme_hist} = ();
push(@{$config->{func_update}}, $package);
measure($myself, $config, $nvme);
logger("$myself: Ok") if $debug;
}
sub nvme_update {
my $myself = (caller(0))[3];
my ($package, $config, $debug) = @_;
my $rrd = $config->{base_lib} . $package . ".rrd";
my $nvme = $config->{nvme};
my $rrdata = measure($myself, $config, $nvme);
RRDs::update($rrd, $rrdata);
logger("$myself: $rrdata") if $debug;
my $err = RRDs::error;
logger("ERROR: while updating $rrd: $err") if $err;
}
sub nvme_cgi {
my ($package, $config, $cgi) = @_;
my @output;
my $nvme = $config->{nvme};
my @rigid = split(',', ($nvme->{rigid} || ""));
my @limit = split(',', ($nvme->{limit} || ""));
my $tf = $cgi->{tf};
my $colors = $cgi->{colors};
my $graph = $cgi->{graph};
my $silent = $cgi->{silent};
my $zoom = "--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 $n;
my $n2;
my $e;
my $e2;
my $str;
my $err;
my @LC = (
"#FFA500",
"#44EEEE",
"#44EE44",
"#4444EE",
"#448844",
"#EE4444",
"#EE44EE",
"#EEEE44",
);
my $show_extended_plots = lc($nvme->{show_extended_plots} || "") eq "y" ? 1 : 0;
my $number_of_smart_values_in_use = $show_extended_plots ? 9 : 3;
if($number_of_smart_values_in_use > $number_of_smart_values_in_rrd) {
logger(@output, "ERROR: Number of smart values (" . $number_of_smart_values_in_use . ") has smaller or equal to number of smart values in rrd (" . $number_of_smart_values_in_rrd . ")!");
return;
}
my $show_current_values = lc($nvme->{show_current_values} || "") eq "y" ? 1 : 0;
$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 : "";
my $gap_on_all_nan = lc($nvme->{gap_on_all_nan} || "") eq "y" ? 1 : 0;
# 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;
my $line1;
my $line2;
my $line3;
push(@output, " <pre style='font-size: 12px; color: $colors->{fg_color}';>\n");
foreach my $k (sort keys %{$nvme->{list}}) {
# values delimitted by ", " (comma + space)
my @d = split(', ', $nvme->{list}->{$k});
for($n = 0; $n < scalar(@d); $n++) {
$str = sprintf(" NVMe %d ", $n + 1);
$line1 .= $str;
$str = sprintf(" Smart values ");
$line2 .= $str;
$line3 .= "----------------------";
}
}
push(@output, " $line1\n");
push(@output, "Time $line2\n");
push(@output, "-----$line3\n");
my $line;
my @row;
my $time;
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));
$e = 0;
foreach my $k (sort keys %{$nvme->{list}}) {
# values delimitted by ", " (comma + space)
my @d = split(', ', $nvme->{list}->{$k});
for($n2 = 0; $n2 < scalar(@d); $n2++) {
$from = ($e * $max_number_of_hds * $number_of_smart_values_in_rrd) + ($n2 * $number_of_smart_values_in_rrd);
$to = $from + 3;
my @smart_values = @$line[$from..$to];
@row = (celsius_to($config, $smart_values[0]), @smart_values[1, -1]);
my $format_string = "%7.0f" x scalar(@row);
push(@output, sprintf(" " . $format_string. " ", @row));
}
$e++;
}
push(@output, "\n");
}
push(@output, " </pre>\n");
if($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") {
$colors->{fg_color} = "#000000"; # visible color for text mode
$u = "_";
}
if($silent eq "imagetagbig") {
$colors->{fg_color} = "#000000"; # visible color for text mode
$u = "";
}
# Plot settings in order of the smart array.
# Array index is the smart sensor index:
my $total_bytes_format = "%5.1lf%s";
my $byte_speed_format = "%6.1lf%s";
my @y_axis_titles = ((lc($config->{temperature_scale}) eq "f" ? "Fahrenheit" : "Celsius"), "Percent (%)", "Percent (%)", "bytes", "Errors", "Counts", "bytes", "bytes/s", "bytes/s");
my @value_transformations = ((lc($config->{temperature_scale}) eq "f" ? ",9,*,5,/,32,+" : ""), "", "", ",512000,*", "", "", ",512000,*", ",512000,*", ",512000,*");
my @legend_labels = ("%5.1lf", "%4.0lf%%", "%4.0lf%%", $total_bytes_format, "%4.0lf%s", "%4.0lf%s", $total_bytes_format, $byte_speed_format, $byte_speed_format);
# Array index is the plot index:
my @plot_order = (0, 1, 2); # To rearange the plots
my @main_plot_with_average = (1); # Wether or not the main plots show average, min and max or only the last value in the legend.
my @alt_axis_scaling = (0, 0, 0);
my @logarithmic_axis_scaling = (0, 0, 0);
if ($show_extended_plots) {
@plot_order = (0, 8, 7, 1, 2, 4, 5, 6, 3);
@main_plot_with_average = (1, 1, 1);
@alt_axis_scaling = (0, 0, 0, 0, 0, 0, 0, 1, 1);
@logarithmic_axis_scaling = (0, 0, 0, 0, 0, 0, 0, 0, 0);
}
my $main_smart_plots = scalar(@main_plot_with_average); # Number of smart plots on the left side.
my $number_of_plots = scalar(@plot_order);
if(scalar(@y_axis_titles) < $number_of_smart_values_in_use) {
push(@output, "ERROR: Size of y_axis_titles (" . scalar(@y_axis_titles) . ") has to be >= number_of_smart_values_in_use (" . $number_of_smart_values_in_use . ")");
}
if(scalar(@value_transformations) < $number_of_smart_values_in_use) {
push(@output, "ERROR: Size of value_transformations (" . scalar(@value_transformations) . ") has to be >= number_of_smart_values_in_use (" . $number_of_smart_values_in_use . ")");
}
if(scalar(@legend_labels) < $number_of_smart_values_in_use) {
push(@output, "ERROR: Size of legend_labels (" . scalar(@legend_labels) . ") has to be >= number_of_smart_values_in_use (" . $number_of_smart_values_in_use . ")");
}
if(scalar(@alt_axis_scaling) != $number_of_plots) {
push(@output, "ERROR: Size of alt_axis_scaling (" . scalar(@alt_axis_scaling) . ") has to be equal to number_of_plots (" . $number_of_plots . ")");
}
if(scalar(@logarithmic_axis_scaling) != $number_of_plots) {
push(@output, "ERROR: Size of logarithmic_axis_scaling (" . scalar(@logarithmic_axis_scaling) . ") has to be equal to number_of_plots (" . $number_of_plots . ")");
}
if(scalar(@plot_order) > $number_of_smart_values_in_use) {
push(@output, "ERROR: Size of plot_order (" . scalar(@plot_order) . ") has to be smaller or equal to number_of_smart_values_in_use (" . $number_of_smart_values_in_use . ")");
}
for($n = 0; $n < keys(%{$nvme->{list}}); $n++) {
for($n2 = 0; $n2 < $number_of_plots; $n2++) {
$str = $u . $package . $n . $n2 . "." . $tf->{when} . ".$imgfmt_lc";
push(@IMG, $str);
unlink("$IMG_DIR" . $str);
if(lc($config->{enable_zoom}) eq "y") {
$str = $u . $package . $n . $n2 . "z." . $tf->{when} . ".$imgfmt_lc";
push(@IMGz, $str);
unlink("$IMG_DIR" . $str);
}
}
}
$e = 0;
foreach my $k (sort keys %{$nvme->{list}}) {
# values delimitted by ", " (comma + space)
my @d = split(', ', $nvme->{list}->{$k});
if($e) {
push(@output, " <br>\n");
}
if($title) {
push(@output, main::graph_header($title, 2));
push(@output, " <tr>\n");
push(@output, " <td>\n");
}
my @device_strings;
my $max_device_string_length = 0;
for($n = 0; $n < $max_number_of_hds; $n += 1) {
if($d[$n]) {
my $dstr = trim($d[$n]);
my $base = "";
$dstr =~ s/^\"//;
$dstr =~ s/\"$//;
# check if device name is a symbolic link
# e.g. /dev/nvme/by-path/pci-0000:07:07.0-scsi-0:0:0:0
if(-l $dstr) {
$base = basename($dstr);
$dstr = abs_path(dirname($dstr) . "/" . readlink($dstr));
chomp($dstr);
}
# $dstr =~ s/^(.+?) .*$/$1/;
if($base && defined($nvme->{map}->{$base})) {
$dstr = $nvme->{map}->{$base};
} else {
if(defined($nvme->{map}->{$dstr})) {
$dstr = $nvme->{map}->{$dstr};
}
}
$dstr = trim($dstr);
push(@device_strings, $dstr);
if (length($dstr) > $max_device_string_length) {
$max_device_string_length = length($dstr);
}
}
}
for(my $n_plot = 0; $n_plot < $number_of_plots; $n_plot += 1) {
if($title && $n_plot == $main_smart_plots) {
push(@output, " </td>\n");
push(@output, " <td class='td-valign-top'>\n");
}
my $n_smart = $plot_order[$n_plot];
@riglim = @{setup_riglim($rigid[$n_plot], $limit[$n_plot])};
undef(@tmp);
undef(@tmpz);
undef(@CDEF);
if($n_plot < $main_smart_plots) {
push(@tmp, "COMMENT: \\n");
}
for($n = 0; $n < $max_number_of_hds; $n += 1) {
if($d[$n]) {
my $dstr = $device_strings[$n];
my $legend_string_length;
if($n_plot < $main_smart_plots) {
$legend_string_length = 57;
if($main_plot_with_average[$n_plot]) {
$legend_string_length = 20;
}
} else {
$legend_string_length = 19;
if($show_current_values) {
$legend_string_length = min(13, $max_device_string_length);
}
}
$str = sprintf("%-" . $legend_string_length . "s", substr($dstr, 0, $legend_string_length)) if defined($legend_string_length);
my $value_name = "hd" . $n . "_smv" . $n_smart;
push(@tmp, "LINE2:trans_" . $value_name . $LC[$n] . ":$str" . ($n_plot < $main_smart_plots ? "" : ( $show_current_values ? "\\:\\g" : (($n%2 || !$d[$n+1]) ? "\\n" : ""))));
push(@tmpz, "LINE2:trans_" . $value_name . $LC[$n] . ":$dstr");
if($n_plot < $main_smart_plots) {
if($main_plot_with_average[$n_plot]) {
if ($n_smart == 0) {
push(@tmp, "GPRINT:trans_" . $value_name . ":LAST: Current\\:" . $legend_labels[$n_smart]);
} else {
push(@tmp, "GPRINT:trans_" . $value_name . ":LAST:Current\\:" . $legend_labels[$n_smart]);
}
push(@tmp, "GPRINT:trans_" . $value_name . ":AVERAGE:Average\\:" . $legend_labels[$n_smart]);
push(@tmp, "GPRINT:trans_" . $value_name . ":MIN:Min\\:" . $legend_labels[$n_smart]);
push(@tmp, "GPRINT:trans_" . $value_name . ":MAX:Max\\:" . $legend_labels[$n_smart] . "\\n");
} else {
push(@tmp, "GPRINT:trans_" . $value_name . ":LAST:Current\\:" . $legend_labels[$n_smart] . "\\n");
}
} else {
if($show_current_values) {
push(@tmp, "GPRINT:trans_" . $value_name . ":LAST:" . $legend_labels[$n_smart] . (($n%2 || !$d[$n+1]) ? "\\n" : ""));
}
}
}
}
if($n_plot < $main_smart_plots) {
push(@tmp, "COMMENT: \\n");
if(scalar(@d) && (scalar(@d) % 2)) {
push(@tmp, "COMMENT: \\n");
}
}
for(my $n_hd = 0; $n_hd < $max_number_of_hds; $n_hd++) {
my $value_name = "hd" . $n_hd . "_smv" . $n_smart;
push(@CDEF, "CDEF:trans_" . $value_name . "=" . $value_name . $value_transformations[$n_smart]);
}
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', $config->{graph_size}->{($n_plot < $main_smart_plots) ? 'main' : 'small'});
if($silent =~ /imagetag/) {
($width, $height) = split('x', $config->{graph_size}->{remote}) if $silent eq "imagetag";
($width, $height) = split('x', $config->{graph_size}->{main}) if $silent eq "imagetagbig";
@tmp = @tmpz;
push(@tmp, "COMMENT: \\n");
push(@tmp, "COMMENT: \\n");
push(@tmp, "COMMENT: \\n");
}
if ($n_plot < $main_smart_plots) {
$height *= 1.03;
}
my @def_smart_average;
my $cdef_smart_allvalues = "CDEF:allvalues=";
for(my $n_hd = 0; $n_hd < $max_number_of_hds; $n_hd++) {
my $value_name = "hd" . $n_hd . "_smv" . $n_smart;
push(@def_smart_average, "DEF:" . $value_name . "=$rrd:nvme" . $e . "_" . $value_name . ":AVERAGE");
if($n_hd != 0) {
$cdef_smart_allvalues .= ",";
}
if ($gap_on_all_nan) {
$cdef_smart_allvalues .= $value_name . ",UN,0,1,IF";
} else {
$cdef_smart_allvalues .= $value_name;
}
}
$cdef_smart_allvalues .= ",+" x ($max_number_of_hds - 1);
if ($gap_on_all_nan) {
$cdef_smart_allvalues .= ",0,GT,1,UNKN,IF";
}
my @scaling_options;
if ($alt_axis_scaling[$n_plot]) {
push(@scaling_options, "--alt-autoscale");
push(@scaling_options, "--alt-y-grid");
}
if ($logarithmic_axis_scaling[$n_plot]) {
push(@scaling_options, "--logarithmic");
@riglim = ();
}
my $plot_title = $config->{graphs}->{'_nvme' . ($n_smart + 1)};
$pic = $rrd{$version}->("$IMG_DIR" . $IMG[$e * $number_of_plots + $n_plot],
"--title=$plot_title ($tf->{nwhen}$tf->{twhen})",
"--start=-$tf->{nwhen}$tf->{twhen}",
"--imgformat=$imgfmt_uc",
"--vertical-label=" . $y_axis_titles[$n_smart],
"--width=$width",
"--height=$height",
@scaling_options,
@extra,
@riglim,
$zoom,
@{$cgi->{version12}},
$n_plot < $main_smart_plots ? () : @{$cgi->{version12_small}},
@{$colors->{graph_colors}},
@def_smart_average,
$cdef_smart_allvalues,
@CDEF,
@tmp);
$err = RRDs::error;
push(@output, "ERROR: while graphing $IMG_DIR" . $IMG[$e * $number_of_plots + $n_plot]. ": $err\n") if $err;
if(lc($config->{enable_zoom}) eq "y") {
($width, $height) = split('x', $config->{graph_size}->{zoom});
$picz = $rrd{$version}->("$IMG_DIR" . $IMGz[$e * $number_of_plots + $n_plot],
"--title=$plot_title ($tf->{nwhen}$tf->{twhen})",
"--start=-$tf->{nwhen}$tf->{twhen}",
"--imgformat=$imgfmt_uc",
"--vertical-label=" . $y_axis_titles[$n_smart],
"--width=$width",
"--height=$height",
@scaling_options,
@full_size_mode,
@extra,
@riglim,
$zoom,
@{$cgi->{version12}},
$n_plot < $main_smart_plots ? () : @{$cgi->{version12_small}},
@{$colors->{graph_colors}},
@def_smart_average,
$cdef_smart_allvalues,
@CDEF,
@tmpz);
$err = RRDs::error;
push(@output, "ERROR: while graphing $IMG_DIR" . $IMGz[$e * $number_of_plots + $n_plot]. ": $err\n") if $err;
}
$e2 = $e + $n_smart + 1;
if($title || ($silent =~ /imagetag/ && $graph =~ /nvme$e2/)) {
if(lc($config->{enable_zoom}) eq "y") {
if(lc($config->{disable_javascript_void}) eq "y") {
push(@output, " " . picz_a_element(config => $config, IMGz => $IMGz[$e * $number_of_plots + $n_plot], IMG => $IMG[$e * $number_of_plots + $n_plot]) . "\n");
} else {
if($version eq "new") {
$picz_width = $picz->{image_width} * $config->{global_zoom};
$picz_height = $picz->{image_height} * $config->{global_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 => $IMGz[$e * $number_of_plots + $n_plot], IMG => $IMG[$e * $number_of_plots + $n_plot]) . "\n");
}
} else {
push(@output, " " . img_element(config => $config, IMG => $IMG[$e * $number_of_plots + $n_plot]) . "\n");
}
}
}
if($title) {
push(@output, " </td>\n");
push(@output, " </tr>\n");
if($nvme->{desc}->{$k}) {
push(@output, " <tr>\n");
push(@output, " <td class='td-title' colspan='2'>\n");
push(@output, " <font size='-1'>\n");
push(@output, " <b>&nbsp;&nbsp;$nvme->{desc}->{$k}</b>\n");
push(@output, " </font>\n");
push(@output, " </td>\n");
push(@output, " </tr>\n");
}
push(@output, main::graph_footer());
}
$e++;
}
push(@output, " <br>\n");
return @output;
}
1;
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