Added check-drive-space.ps1

Scripts/check-drive-space.ps1

@@ -0,0 +1,29 @@
+#!/bin/powershell
+<#
+.SYNTAX         ./check-drive-space.ps1 [<drive>] [<warning-level>]
+.DESCRIPTION	checks the given drive for free space left
+.LINK		https://github.com/fleschutz/PowerShell
+.NOTES		Author:	Markus Fleschutz / License: CC0
+#>
+
+param($Drive = "", $WarningLevel = 50) #limit in gb
+
+if ($Drive -eq "" ) {
+	$Drive = read-host "Enter drive to check"
+}
+
+try {
+    $FreeSpace = (get-psdrive $Drive).free
+    [int]$FreeSpace = (($FreeSpace / 1024) / 1024) / 1024
+
+    if ($FreeSpace -lt $WarningLevel) {
+        write-warning "Drive $Drive has only $FreeSpace GB free space left! (warning level is < $WarningLevel GB)"
+        exit 1
+    } else {
+        write-host -foregroundColor green "OK - drive $Drive has $FreeSpace GB free space left (warning level is < $WarningLevel GB)"
+        exit 0
+    }
+} catch {
+	write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	exit 1
+}