#!/usr/bin/perl
use strict;
use Win32::DriveInfo;
use Net::MySQL;
use Sys::Hostname;


my @drives;
my ($TotalNumberOfFreeBytes, $TotalNumberOfBytes, $totalMB, $totalFree
+MB, $UsedMB);
my ($t, $date, $record_set, $record, $volume, $SQL, $host, $drive);

my $mysql = Net::MySQL->new(
   hostname => 'host',   # Default use UNIX socket
   database => 'hdd_capacity',
   user     => 'user',
   password => 'pass'
);

#Calculate the date for logging into database
my ($sec,$min,$hour,$mday,$month,$year, $wday,$yday,$isdst) = localtim
+e time;
$month++;
foreach $t ($mday, $month, $hour, $min, $sec)
{
   if ($t < 10) {$t = '0' . $t;}
}
$year=substr($year,1);
$year="20".$year if length($year)==2;
$date="$year-$month-$mday";
$host = hostname;
print "hostname = $host\n";
@drives = Win32::DriveInfo::DrivesInUse();
foreach $drive (@drives)
{
   if (Win32::DriveInfo::DriveType($drive) == 3 )  #If the disk is HDD
   {
      $TotalNumberOfFreeBytes = (Win32::DriveInfo::DriveSpace($drive )
+)[6];
      $TotalNumberOfBytes = (Win32::DriveInfo::DriveSpace($drive ))[5]
+;
      $totalMB = int($TotalNumberOfBytes / 1048576);
      $totalFreeMB = int($TotalNumberOfFreeBytes / 1048576);
      $UsedMB = $totalMB - $totalFreeMB;
      print "$drive, $totalMB, $totalFreeMB\n";

      #SELECT volume_id for current volume
      $SQL = "SELECT volume_id FROM hdd_info WHERE server_name = \'$ho
+st\' AND volume_name = \'$drive\'";
      $mysql->query($SQL);
      $record_set = $mysql->create_record_iterator;
      $record = $record_set->each;
      $volume = $record->[0];
      print "Volume = $volume\n";
  
      #Create SQL statement
      $SQL = "insert into hdd_usage values (\'$date\', \'$volume\', \'
+$UsedMB\')";
      $mysql->query($SQL);  # Execute SQL statement - log the data
      die $mysql->get_error_message if $mysql->is_error;
   }
}
$mysql->close;
#-----------------------------------------------------------------
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