PowerShell/scripts/check-drives.ps1
2024-02-08 12:09:35 +01:00

57 lines
1.8 KiB
PowerShell
Executable File

<#
.SYNOPSIS
Checks the drive space
.DESCRIPTION
This PowerShell script queries the free space of all drives and prints it.
.PARAMETER minLevel
Specifies the minimum warning level (10GB by default)
.EXAMPLE
PS> ./check-drives.ps1
✅ Drive C: uses 49% of 1TB · 512GB free
✅ Drive D: uses 84% of 4TB · 641GB free
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
param([int64]$minLevel = 10) # 10 GB minimum
function Bytes2String { param([int64]$number)
if ($number -lt 1KB) { return "$number bytes" }
if ($number -lt 1MB) { return '{0:N0}KB' -f ($number / 1KB) }
if ($number -lt 1GB) { return '{0:N0}MB' -f ($number / 1MB) }
if ($number -lt 1TB) { return '{0:N0}GB' -f ($number / 1GB) }
if ($number -lt 1PB) { return '{0:N0}TB' -f ($number / 1TB) }
return '{0:N0}GB' -f ($number / 1PB)
}
try {
Write-Progress "Querying drives..."
$drives = Get-PSDrive -PSProvider FileSystem
$minLevel *= 1GB
Write-Progress -completed " "
foreach($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 $name is empty"
} elseif ($free -eq 0) {
Write-Host "⚠️ Drive $name with $(Bytes2String $total) is full"
} elseif ($free -lt $minLevel) {
Write-Host "⚠️ Drive $name with $(Bytes2String $total) is nearly full, $(Bytes2String $free) free"
} else {
[int]$percent = ($used * 100) / $total
Write-Host "✅ Drive $name uses $percent% of $(Bytes2String $total) · $(Bytes2String $free) free"
}
}
exit 0 # success
} catch {
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}