Subversion Repositories camp_sysinfo_client_3

#!/usr/bin/env perl

use warnings;

use strict;  

# Description: ZFS Disk usage

our $VERSION = '1.0';

# ZFS disks module for sysinfo client

# Author: R. W. Rodolico

# Date:  2017-11-24

# gets information on ZFS partitions. Returns them as a hash

BEGIN {

   push @INC, shift;

}

use library;

# the commands this script will use

my %commands = ( 

                  'zpool' => ''

               );

# check the commands for validity

foreach my $command ( keys %commands ) {

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

}

exit 1 unless $commands{ 'zpool' };

my $temp;

my $device;

my @temp;

my $CATEGORY = 'diskinfo';

# process zfs

if ( $commands{'zpool'} ) {

   @temp = qx ( $commands{zpool} list -pH );

#   print join( "\n", @temp ) . "\n";

   foreach $device ( @temp ) {

      chomp $device;

      my ( $name, $size, $allocated, $free, $expandsz, $frag, $cap, $dedup, $health, $altroot ) = split( "\t", $device );

      $size /= 1024;

      $allocated /= 1024;

      $allocated = int( $allocated );

      print "$CATEGORY\t$name\tfstype\tzfs\n"; # next is fs type

      print "$CATEGORY\t$name\tsize\t$size\n"; # total partition size, in k

      print "$CATEGORY\t$name\tused\t$allocated\n"; # disk usage, in k

      print &zfsComponents( $name );

   } # foreach

}

sub zfsComponents {

   my $zpoolName = shift;

   my @lines = qx( $commands{zpool} list -pHv $zpoolName );

   my @result;

   shift @lines; # we already have the first line of info

   my @temp = split( "\t", $lines[0] );

   push @result, "$CATEGORY\t$zpoolName\tlevel\t$temp[1]";

   shift @lines;

   my @out;

   while ( $temp = shift @lines ) {

      @temp = split( "\t", $temp );

      push @out, $temp[1] if defined $temp[1];

   }

   push @result, "$CATEGORY\t$zpoolName\tcomponents\t" . join( " ", @out );

   return join( "\n", @result ) . "\n";

}