Subversion Repositories camp_sysinfo_client_3

#!/usr/bin/env perl

use warnings;

use strict;  

use version ; our $VERSION = 'v1.1.0';

# Power Sensors for ipmi enabled servers

# Author: R. W. Rodolico

# Date:   2020-01-27

#

# IPMI power module for sysinfo client

#

# Revision History

#

# 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

#

# find our location and use it for searching for libraries. library.pm must be in the same directory as the calling script

# or, if run interactively, in the parent of the modules

BEGIN {

   use FindBin;

   use File::Spec;

   # prepend the bin directory and its parent

   use lib File::Spec->catdir($FindBin::Bin), File::Spec->catdir("$FindBin::Bin/..");

   eval( 'use library;' );

   die sprintf( "Could not find library.pm in %s, INC is %s\n", __FILE__, join( "\n", @INC ) ) if $@;

}

#####

##### Change these to match your needs

#####

# Make this a list of all the modules we are going to use. You can replace undef with the version you need, if you like

my $modulesList = {

        'Data::Dumper'     => undef,

   };

# hash of commands that are needed for the system. key is the name of the command and, in some cases, the value will become

# the full path (from which or where)

my $commandsList = {

        'ipmitool' => undef,

   };

# list of operating systems this module can be used on.

my $osList = {

#         'mswin32' => undef,

         'freebsd' => undef,

         'linux'   => undef,

   };

# the category the return data should go into. See sysinfo for a list

my $CATEGORY = 'system';

#####

##### End of required

#####

# some variables needed for our system

my $errorPrepend = 'error: in ' . __FILE__; # this is prepended to any error messages

my @out; # temporary location for each line of output

# Try to load the modules we need. If we can not, then make a list of missing modules for error message.

for my $module ( keys %$modulesList ) {

   eval ( "use $module;" );

   push @out, "$errorPrepend Could not load $module" if $@;

}

if ( ! @out && ! checkOS ( $osList ) ) { # check if we are on an acceptible operating system

    push @out, "$errorPrepend Invalid Operating System";

}

if ( !@out && ! validCommandOnSystem ( $commandsList ) ) {

   push @out, "$errorPrepend Can not find some commands needed";

}

if ( !@out ) { # we made it, we have everything, so do the processing

   #####

   ##### Your code starts here. Remember to push all output onto @out

   #####

   # some systems have ipmitool installed simply for managing other machines

   # but do not have ipmi themselves

   if ( -e '/dev/ipmi0' || -e '/dev/ipmi/0' || -e '/dev/ipmidev/0' ) {

      my @temp = qx( ipmitool sensor 2>/dev/null );

      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];

      }

      push @out, "$CATEGORY\tPower Draw\t$power Watts" if $power;

   }

   #####

   ##### Your code ends here.

   #####

}

# If we are testing from the command line (caller is undef), print the results for debugging

print join( "\n", @out ) . "\n" unless caller;

# called by do, which has a value of the last assignment made, so make the assignment. The equivilent of a return

my $return = join( "\n", @out );