PowerShell/Scripts/check-symlinks.ps1
2021-08-29 17:50:03 +02:00

43 lines
1.1 KiB
PowerShell
Executable File

<#
.SYNOPSIS
check-symlinks.ps1 [<dir-tree>]
.DESCRIPTION
Checks every symlink in the given directory tree.
.EXAMPLE
PS> .\check-symlinks.ps1 C:\MyApp
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz · License: CC0
#>
param([string]$DirTree = "")
if ($DirTree -eq "" ) {
$DirTree = read-host "Enter the path to the directory tree"
}
try {
write-progress "Checking symlinks in $DirTree..."
[int]$SymlinksTotal = [int]$SymlinksBroken = 0
Get-ChildItem $DirTree -recurse | Where { $_.Attributes -match "ReparsePoint" } | ForEach-Object {
$Symlink = $_.FullName
$Target = ($_ | Select-Object -ExpandProperty Target -ErrorAction Ignore)
if ($Target) {
$path = $_.FullName + "\..\" + ($_ | Select-Object -ExpandProperty Target)
$item = Get-Item $path -ErrorAction Ignore
if (!$item) {
write-warning "Broken symlink: $Symlink -> $Target"
$SymlinksBroken++
}
}
$SymlinksTotal++
}
"✔️ found $SymlinksTotal symlinks total, $SymlinksBroken symlinks are broken"
exit $SymlinksBroken
} catch {
write-error "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}