# from http://www.youdidwhatwithtsql.com/check-disk-space-with-powershell-2/195

$percentWarning = 15;

$userdir = "$Env:USERPROFILE\wt_user.txt"

$passdir = "$Env:USERPROFILE\wt_pass.txt"

$servers = Get-Content "$Env:USERPROFILE\serverlist.txt";

$datetime = Get-Date -Format "yyyyMMddHHmmss";

if ((Test-Path $passdir) -ne $true){

$cred = Get-Credential

$cred.Password | ConvertFrom-SecureString | Set-Content $passdir

$cred.UserName | Set-Content $userdir

} else {

$wt_pass = Get-Content $passdir

$secpasswd = ConvertTo-SecureString $wt_pass -AsPlainText -Force

$wt_user = Get-Content $userdir

$cred = New-Object System.Management.Automation.PSCredential ($wt_user, $wt_pass)

}

Add-Content "$Env:USERPROFILE\server_disks_$datetime.txt" "server,deviceID,size,freespace,percentFree";

foreach($server in $servers)

{

# Get fixed drive info

$disks = Get-WmiObject -ComputerName $server -Credential $cred -Class Win32_LogicalDisk -Filter "DriveType = 3";

foreach($disk in $disks)

{

$deviceID = $disk.DeviceID;

[float]$size = $disk.Size;

[float]$freespace = $disk.FreeSpace;

$percentFree = [Math]::Round(($freespace / $size) * 100, 2);

$sizeGB = [Math]::Round($size / 1073741824, 2);

$freeSpaceGB = [Math]::Round($freespace / 1073741824, 2);

$colour = "Green";

if($percentFree -lt $percentWarning)

{

$colour = "Red";

}

Write-Host -ForegroundColor $colour "$server $deviceID percentage free space = $percentFree";

Add-Content "$Env:USERPROFILE\server disks $datetime.txt" "$server,$deviceID,$sizeGB,$freeSpaceGB,$percentFree";

}

}