mirror of
https://github.com/munin-monitoring/contrib.git
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137 lines
3.5 KiB
Perl
Executable File
137 lines
3.5 KiB
Perl
Executable File
#!/usr/bin/perl -w
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#
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# Munin plugin for MegaRAID
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# This plugin can graph:- Currently Drive Temperature and Error Count
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#
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#---------------------
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#
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# Create a symbolic link to MegaRaid_{AdapterNumber}_{temp|error}
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# ln -s /usr/share/munin/plugins/MegaRaid_ /etc/munin/plugins/MegaRaid_0_temp
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# ln -s /usr/share/munin/plugins/MegaRaid_ /etc/munin/plugins/MegaRaid_0_error
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# ln -s /usr/share/munin/plugins/MegaRaid_ /etc/munin/plugins/MegaRaid_1_temp
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#
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#---------------------
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#
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# $Log$
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# Revision 0.1 2011/04/16 idobson
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# -First version only basic support of the MegaRaid controller
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#
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# Revision 0.2 2011/04/17 fkatzenb
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# -Added bash statement to remove the log file created each time MegaCli64 is ran
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# -Added a few comments and visual changes
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#
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# Revision 1.0 2011/04/17 fkatzenb
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# -Revamped Code to symbolic link for sensor type and future growth
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#
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# Revision 1.1 2011/04/17 fkatzenb
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# -Revised scalling
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#
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#---------------------
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#
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# Add the following to your /etc/munin/plugin-conf.d/munin-node:
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#
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# [MegaRaid_*]
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# user root
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#
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#---------------------
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#
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#
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# Magic markers (optional - used by munin-config and installation scripts):
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#
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#%# family=auto
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#%# capabilities=autoconf
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#
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use strict;
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use warnings;
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my $DevID=0; #Device Number found
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my $DevData=0; #Device Data found
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# Parse out Adapter number and parameter desired from file name and remove whitespace
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my $Parameters=`basename $0 | sed 's/^MegaRaid_//g' | tr '_' '-'` ;
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chomp $Parameters;
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my ($Adapter,$Type)=split(/-/,$Parameters);
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# Locate MegaCli64 application and remove whitespace
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my $Command=`which MegaCli64`;
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chomp $Command;
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# Use this to define future parameters to monitor
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my %config = (
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temp => {
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lookfor => 'Drive Temperature :',
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label => 'Drive Temp',
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title => "MegaRAID Adapter $Adapter: Drive Temperatures",
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vtitle => 'Celsius',
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graph_args => '--base 1000 -l 0'
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},
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error => {
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lookfor => 'Media Error Count: ',
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label => 'Drive Media Err',
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title => "MegaRAID Adapter $Adapter: Media Errors",
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vtitle => 'Number of Errors',
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graph_args => '--base 1000 -l 0'
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},
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);
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#Auto config options
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if ($ARGV[0] and $ARGV[0] eq "autoconf" ) {
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if (-e $Command ) {
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print "yes\n";
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exit 0;
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} else {
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print "no\n";
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exit 1
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}
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}
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#Read Output of MegaRaid command
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$Command.=" -PDList -a".$Adapter;
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my @Output=qx($Command);
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#Munin Config Options
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if ($ARGV[0] and $ARGV[0] eq "config"){
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print "graph_title $config{$Type}->{title}\n";
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print "graph_vtitle $config{$Type}->{vtitle}\n";
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print "graph_args $config{$Type}->{graph_args}\n";
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print "graph_scale yes\n";
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print "graph_category disk\n";
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foreach my $Line (@Output) {
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$Line=~ s/\r//g;
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$Line=~ s/\n//g;
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#Find the device ID
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if ( $Line=~ m/Slot Number: /i ) {
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$DevID=$Line;
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$DevID=~ s/Slot Number: //;
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print "A".$Adapter."_D".$DevID."_$Type.label Adapter:$Adapter/Disk:$DevID $config{$Type}->{label}\n";
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}
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}
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exit 0;
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}
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#Actually dump the data
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foreach my $Line (@Output) {
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$Line=~ s/\r//g;
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$Line=~ s/\n//g;
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#Find the device ID
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if ( $Line=~ m/Slot Number: /i ) { $DevID=$Line; $DevID=~ s/Slot Number: //; chomp $DevID; }
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#Find the data and print it out
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if ( $Line=~ m/$config{$Type}->{lookfor}/i ) {
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$DevData=$Line;
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$DevData=~s/$config{$Type}->{lookfor}//;
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$DevData=~s/C.*//;
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chomp $DevData;
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print "A".$Adapter."_D".$DevID."_$Type.value $DevData\n";
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}
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}
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#Remove log file created by running MegaCli
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unlink "MegaSAS.log";
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exit 0;
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