From 35cdf2cb96df659e2144c88c98f386428e0c9638 Mon Sep 17 00:00:00 2001
From: Markus Fleschutz <markus.fleschutz@atcsim.de>
Date: Wed, 16 Aug 2023 08:04:14 +0200
Subject: [PATCH] Update check-drives.ps1

---
 Scripts/check-drives.ps1 | 69 +++++++++++++++++++---------------------
 1 file changed, 32 insertions(+), 37 deletions(-)

diff --git a/Scripts/check-drives.ps1 b/Scripts/check-drives.ps1
index 7d33076e..1be53043 100755
--- a/Scripts/check-drives.ps1
+++ b/Scripts/check-drives.ps1
@@ -2,60 +2,55 @@
 .SYNOPSIS
 	Checks the drive space
 .DESCRIPTION
-	This PowerShell script checks all drives for free space left.
-.PARAMETER MinLevel
+	This PowerShell script queries the free space of all drives and prints it.
+.PARAMETER minLevel
 	Specifies the minimum warning level (10 GB by default)
 .EXAMPLE
 	PS> ./check-drives.ps1
-	✅ Drive C: with 250GB at 10%, 225GB free
+	✅ Drive C: at 49% of 1TB, 512GB free
+	✅ Drive D: at 84% of 4TB, 641GB free
 .LINK
 	https://github.com/fleschutz/PowerShell
 .NOTES
 	Author: Markus Fleschutz | License: CC0
 #>
 
-param([int]$MinLevel = 10) # 10 GB minimum
+param([int]$minLevel = 10) # 10 GB minimum
 
-function Bytes2String { param([int64]$Bytes)
-        if ($Bytes -lt 1000) { return "$Bytes bytes" }
-        $Bytes /= 1000
-        if ($Bytes -lt 1000) { return "$($Bytes)KB" }
-        $Bytes /= 1000
-        if ($Bytes -lt 1000) { return "$($Bytes)MB" }
-        $Bytes /= 1000
-        if ($Bytes -lt 1000) { return "$($Bytes)GB" }
-        $Bytes /= 1000
-        if ($Bytes -lt 1000) { return "$($Bytes)TB" }
-        $Bytes /= 1000
-        if ($Bytes -lt 1000) { return "$($Bytes)PB" }
-        $Bytes /= 1000
-        if ($Bytes -lt 1000) { return "$($Bytes)EB" }
+function Bytes2String { param([int64]$bytes)
+        if ($bytes -lt 1000) { return "$bytes bytes" }
+        $bytes /= 1000
+        if ($bytes -lt 1000) { return "$($bytes)KB" }
+        $bytes /= 1000
+        if ($bytes -lt 1000) { return "$($bytes)MB" }
+        $bytes /= 1000
+        if ($bytes -lt 1000) { return "$($bytes)GB" }
+        $bytes /= 1000
+        if ($bytes -lt 1000) { return "$($bytes)TB" }
+        $bytes /= 1000
+        return "$($bytes)PB"
 }
 
 try {
 	Write-Progress "⏳ Querying drives..."
-	$Drives = Get-PSDrive -PSProvider FileSystem
+	$drives = Get-PSDrive -PSProvider FileSystem
 	Write-Progress -completed "."
-	foreach($Drive in $Drives) {
-		$Details = (Get-PSDrive $Drive.Name)
-		if ($IsLinux) { $ID = $Drive.Name } else { $ID = $Drive.Name + ":" }
-		[int64]$Free = $Details.Free
- 		[int64]$Used = $Details.Used
-		[int64]$Total = ($Used + $Free)
+	foreach($drive in $drives) {
+		$details = (Get-PSDrive $drive.Name)
+		if ($IsLinux) { $name = $drive.Name } else { $name = $drive.Name + ":" }
+		[int64]$free = $details.Free
+ 		[int64]$used = $details.Used
+		[int64]$total = ($used + $free)
 
-		if ($Total -eq 0) {
-			Write-Host "✅ Drive $ID is empty"
-		} elseif ($Free -eq 0) {
-			Write-Host "⚠️ Drive $ID with $(Bytes2String $Total) is 100% full"
-		} elseif ($Free -lt $MinLevel) {
-			Write-Host "⚠️ Drive $ID with $(Bytes2String $Total) is nearly full, $(Bytes2String $Free) free"
+		if ($total -eq 0) {
+			Write-Host "✅ Drive $name is empty"
+		} elseif ($free -eq 0) {
+			Write-Host "⚠️ Drive $name with $(Bytes2String $total) is 100% full"
+		} elseif ($free -lt $minLevel) {
+			Write-Host "⚠️ Drive $name with $(Bytes2String $total) is nearly full, $(Bytes2String $free) free"
 		} else {
-			[int]$Percent = ($Used * 100) / $Total
-			if ($Percent -gt 90) {
-				Write-Host "✅ Drive $ID with $(Bytes2String $Total) is $Percent% full, $(Bytes2String $Free) free"
-			} else {
-				Write-Host "✅ Drive $ID with $(Bytes2String $Total) at $Percent%, $(Bytes2String $Free) free"
-			}
+			[int]$percent = ($used * 100) / $total
+			Write-Host "✅ Drive $name at $percent% of $(Bytes2String $total), $(Bytes2String $free) free"
 		}
 	}
 	exit 0 # success