1:  #
   2:  #  check disk space 
   3:  #  Author : Barry 'Ackros' Reilly
   4:  #  Date: August 2009
   5:  #  Revision : A03
   6:  #  SystemName,Label,Name,DriveLetter,DriveType,Capacity,Freespace
   7:  #
   8:   
   9:  param (
  10:    [string] $Hostname
  11:  )
  12:   
  13:  # Return syntax if no parameters given
  14:  if (!param)
  15:      {
  16:          Write-Host "Syntax: script.ps1 <hostname>   e.g. script.ps1 host or script.ps1 host.fqdn.local"
  17:          BREAK
  18:      }
  19:   
  20:  # if(!$cred) {Get-Credential}
  21:   
  22:  $DiskSpaceResults=Get-WmiObject Win32_Volume -Credential $cred -ComputerName $Hostname | Select-Object SystemName,Label,Name,DriveLetter,DriveType,Capacity,Freespace
  23:   
  24:  foreach ( $DiskSpaceResult in $DiskSpaceResults)
  25:  {
  26:      Write-Host "Host Name: " $Hostname
  27:   
  28:      # convert bytes to MB or GB
  29:      $CapacityMB=($DiskSpaceResult.Capacity / 1MB)
  30:      $FreeMB=($DiskSpaceResult.FreeSpace / 1MB)
  31:      
  32:      #convert MB to GB
  33:      
  34:      $CapacityGB=($CapacityMB/1GB)
  35:      $FreeGB=($FreeMB/1GB)
  36:      
  37:      # if no label on disk
  38:      
  39:      if (!$DiskSpaceResult.Label) 
  40:          {Write-Host "Disk Label: NONE SET" }
  41:      else 
  42:          {Write-Host "Disk Label: " $DiskSpaceResult.Label}
  43:      Write-Host " "
  44:      Write-Host "Disk Capacity (MB): " $CapacityMB
  45:      Write-host "Disk Space Free (MB:" $FreeMB
  46:      
  47:      
  48:      # calc Space used in MB
  49:      $SpaceUsedMB=([double]$CapacityMB - [double]$FreeMB)
  50:      Write-Host "Disk Space Used (MB):" $SpaceUsedMB
  51:      
  52:      # calc and return as a percentage
  53:      
  54:      
  55:      # calc Free Space as a Percentage
  56:      
  57:      $HostFreeSpacePercent =( ([double]$DiskSpaceResult.FreeSpace/[double]$DiskSpaceResult.Capacity) * 100)
  58:      Write-Host "Disk Space Free % (MB):" $HostFreeSpacePercent
  59:      # (SpaceUsed / Space Capacity ) * 100 == % used
  60:      
  61:      $HostDiskUsedPercent=(([double]$HostDiskSpaceUsedMB/[double]$HostDiskSpaceCapacityMB)*100)
  62:      
  63:      Write-Host "Disk Space Used % (MB):" $HostDiskUsedPercent
  64:      
  65:      # Set the Threashold Value to look for
  66:   
  67:      # debug trap 101
  68:      $gotonextrecord = Read-Host "Debugging - Continue (y/n) ?"
  69:      
  70:      if ($gotonextrecord = 'n') {break}
  71:   
  72:  }
  73:   
  74:   
  75:   
  76: