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<#
.SYNOPSIS
Get-DiskInventory retrieves logical disk information from one or
more computers.
.DESCRIPTION
Get-DiskInventory uses CIM to retrieve the Win32_LogicalDisk
instances from one or more computers. It displays each disk's
drive letter, free space, total size, and percentage of free
Listing 19.4 Get-DiskInventory.ps1, with an additional parameter
Listing 19.5 Adding help to Get-DiskInventory.ps1
Specifies an additional parameter
Uses a parameter
Licensed to Jim Martinson <jim.martinson@ridgewater.edu>
242 C HAPTER 19 You call this scripting?
space.
.PARAMETER computername
The computer name, or names, to query. Default: Localhost.
.PARAMETER drivetype
The drive type to query. See Win32_LogicalDisk documentation
for values. 3 is a fixed disk, and is the default.
.EXAMPLE
Get-DiskInventory -computername SRV02 -drivetype 3
#>
param (
$computername = 'localhost',
$drivetype = 3
)
Write-Host "Disk inventory for $computername"
Get-CimInstance -class Win32_LogicalDisk -computername $computername `
-filter "drivetype=$drivetype" |
Sort-Object -property DeviceID |
Format-Table -property DeviceID,
@{label='FreeSpace(MB)';expression={$_.FreeSpace / 1MB -as [int]}},
@{label='Size(GB';expression={$_.Size / 1GB -as [int]}},
@{label='%Free';expression={$_.FreeSpace / $_.Size * 100 -as [int]}}