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added support to use '/dev/disk/by-path/' paths in the device names of the 'disk' graph. #37

This commit is contained in:
Jordi Sanfeliu 2014-01-27 10:16:02 +01:00
parent 988d7c7b1c
commit 77171191cf
1 changed files with 51 additions and 0 deletions
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51
lib/disk.pm
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@ -24,6 +24,8 @@ use strict;
use warnings;
use Monitorix;
use RRDs;
use Cwd 'abs_path';
use File::Basename;
use Exporter 'import';
our @EXPORT = qw(disk_init disk_update disk_cgi);
@ -198,6 +200,15 @@ sub disk_update {
my $d = trim($dsk[$n]);
$d =~ s/^\"//;
$d =~ s/\"$//;
# check if device name is a symbolic link
# e.g. /dev/disk/by-path/pci-0000:07:07.0-scsi-0:0:0:0
if(-l $d) {
$d = abs_path(dirname($d) . "/" . readlink($d));
chomp($d);
}
logger("d = '$d'");
open(IN, "smartctl -A $d |");
while(<IN>) {
if(/^ 5/ && /Reallocated_Sector_Ct/) {
@ -431,6 +442,14 @@ sub disk_cgi {
my $dstr = trim($d[$n]);
$dstr =~ s/^\"//;
$dstr =~ s/\"$//;
# check if device name is a symbolic link
# e.g. /dev/disk/by-path/pci-0000:07:07.0-scsi-0:0:0:0
if(-l $dstr) {
$dstr = abs_path(dirname($dstr) . "/" . readlink($dstr));
chomp($dstr);
}
$dstr =~ s/^(.+?) .*$/$1/;
$str = sprintf("%-20s", $dstr);
push(@tmp, "LINE2:temp_" . $n . $LC[$n] . ":$str");
@ -559,6 +578,14 @@ sub disk_cgi {
my $dstr = trim($d[$n]);
$dstr =~ s/^\"//;
$dstr =~ s/\"$//;
# check if device name is a symbolic link
# e.g. /dev/disk/by-path/pci-0000:07:07.0-scsi-0:0:0:0
if(-l $dstr) {
$dstr = abs_path(dirname($dstr) . "/" . readlink($dstr));
chomp($dstr);
}
$dstr =~ s/^(.+?) .*$/$1/;
$str = sprintf("%-17s", substr($dstr, 0, 17));
push(@tmp, "LINE2:rsc" . $n . $LC[$n] . ":$str");
@ -568,6 +595,14 @@ sub disk_cgi {
my $dstr = trim($d[$n + 1]);
$dstr =~ s/^\"//;
$dstr =~ s/\"$//;
# check if device name is a symbolic link
# e.g. /dev/disk/by-path/pci-0000:07:07.0-scsi-0:0:0:0
if(-l $dstr) {
$dstr = abs_path(dirname($dstr) . "/" . readlink($dstr));
chomp($dstr);
}
$dstr =~ s/^(.+?) .*$/$1/;
$str = sprintf("%-17s", substr($dstr, 0, 17));
push(@tmp, "LINE2:rsc" . ($n + 1) . $LC[$n + 1] . ":$str\\n");
@ -662,6 +697,14 @@ sub disk_cgi {
my $dstr = trim($d[$n]);
$dstr =~ s/^\"//;
$dstr =~ s/\"$//;
# check if device name is a symbolic link
# e.g. /dev/disk/by-path/pci-0000:07:07.0-scsi-0:0:0:0
if(-l $dstr) {
$dstr = abs_path(dirname($dstr) . "/" . readlink($dstr));
chomp($dstr);
}
$dstr =~ s/^(.+?) .*$/$1/;
$str = sprintf("%-17s", substr($dstr, 0, 17));
push(@tmp, "LINE2:cps" . $n . $LC[$n] . ":$str");
@ -671,6 +714,14 @@ sub disk_cgi {
my $dstr = trim($d[$n + 1]);
$dstr =~ s/^\"//;
$dstr =~ s/\"$//;
# check if device name is a symbolic link
# e.g. /dev/disk/by-path/pci-0000:07:07.0-scsi-0:0:0:0
if(-l $dstr) {
$dstr = abs_path(dirname($dstr) . "/" . readlink($dstr));
chomp($dstr);
}
$dstr =~ s/^(.+?) .*$/$1/;
$str = sprintf("%-17s", substr($dstr, 0, 17));
push(@tmp, "LINE2:cps" . ($n + 1) . $LC[$n + 1] . ":$str\\n");