Subversion Repositories camp_sysinfo_client_3

#!/usr/bin/env perl

use warnings;

use strict;  

# Description: Power Sensors for ipmi enabled servers

# IPMI power module for sysinfo client

# Author: R. W. Rodolico

# Date:   2020-01-27

#

# v1.1 RWR 20230205

# cleaned up the detection for if we do not have driver installed on this system

# ie, binary only, probably to connect to other machines

our $VERSION = '1.1';

# find our location and use it for searching for libraries

BEGIN {

   use FindBin;

   use File::Spec;

   use lib File::Spec->catdir($FindBin::Bin);

   eval( 'use library;' ); die "Could not find library.pm in the code directory\n" if $@;

   eval( 'use Data::Dumper;' );

}

# check for valid OS. 

exit 1 unless &checkOS( { 'linux' => undef, 'freebsd' => undef } );

# check for required commands, return 2 if they don't exist. Enter an full list of all commands required. If one doesn't exist

# script returns a 2

foreach my $command ( 'ipmitool' ) {

   exit 2 unless &validCommandOnSystem( $command );

}

# category we will use for all values found

# see sysinfo for a list of valid categories

my $CATEGORY = 'system';

# run the commands necessary to do whatever you want to do

# The library entered above has some helper routines

# validCommandOnSystem -- passed a name, returns the fully qualified path or

# '' if it does not exist

# cleanUp - passed a delimiter and a string, does the following (delimiter

# can be '')

#           chomps the string (removes trailing newlines)

#           removes all text BEFORE the delimiter, the delimiter, and any

# whitespace

#           thus, the string 'xxI Am x  a weird string' with a newline will

# become

#           'a weird string' with no newline

# now, return the tab delimited output (to STDOUT). $CATEGORY is the first

# item, name as recognized by sysinfo is the second and the value is

# the last one. For multiple entries, place on separate lines (ie, newline

# separated)

# check for commands we want to run

my %commands = ( 

                  'ipmitool' => ''

               );

# check the commands for validity

foreach my $command ( keys %commands ) {

   $commands{$command} = &validCommandOnSystem( $command );

}

# bail if we don't have the commands we need

exit 1 unless $commands{'ipmitool'};

# some systems have ipmitool installed simply for managing other machines

# but do not have ipmi themselves

exit 2 unless -e '/dev/ipmi0' || -e '/dev/ipmi/0' || -e '/dev/ipmidev/0';

my @temp = qx( $commands{'ipmitool'} sensor 2>/dev/null );

exit 2 unless @temp; # ipmitool installed, but driver not. Probably using to connect someplace else.

chomp @temp;

my @current;

my @voltage;

my @power;

my $power = 0;

my $i;

while ( my $line = shift @temp ) {

   chomp $line;

   my @fields = split( /\s*\|\s*/, $line );

   next if $fields[1] eq 'na';

   if ( $fields[0] =~ /Current.*\d*/ ) {

      push @current, $fields[1];

      print "$CATEGORY\tPower $fields[0]\t$fields[1] $fields[2]\n";

   } elsif ( $fields[0] =~ /Voltage.*\d*/ ) {

      push @voltage, $fields[1];

      print "$CATEGORY\tPower $fields[0]\t$fields[1] $fields[2]\n";

   } elsif ( $fields[0] =~ m/Power Supply.*\d*/ && $fields[2] eq 'Watts' ) {

      push @power, $fields[1];

      print "$CATEGORY\t$fields[0] Draw\t$fields[1] $fields[2]\n";

   } elsif ( $fields[0] eq 'Power Meter' ) {

      print "$CATEGORY\tPower Draw\t$fields[1] $fields[2]\n";

      exit;

   }

}

for ( $i = 0; $i < @current; $i++ ) {

   $power += $current[$i] * $voltage[$i];

}

for ( $i = 0; $i < @power; $i++ ) {

   $power += $power[$i];

}

print "$CATEGORY\tPower Draw\t$power Watts\n" if $power;

exit 0;