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100 lines
2.6 KiB
Markdown
100 lines
2.6 KiB
Markdown
*check-symlinks.ps1*
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================
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This PowerShell script checks every symbolic link in a folder (including subfolders).
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It returns the number of broken symlinks as exit value.
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Parameters
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----------
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```powershell
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PS> ./check-symlinks.ps1 [[-Folder] <String>] [<CommonParameters>]
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-Folder <String>
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Specifies the path to the folder
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Required? false
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Position? 1
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Default value
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Accept pipeline input? false
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Accept wildcard characters? false
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[<CommonParameters>]
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This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction,
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WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
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```
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Example
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-------
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```powershell
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PS> ./check-symlinks C:\Users
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```
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Notes
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-----
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Author: Markus Fleschutz | License: CC0
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Related Links
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-------------
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https://github.com/fleschutz/PowerShell
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Script Content
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--------------
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```powershell
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<#
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.SYNOPSIS
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Checks symlinks in a folder
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.DESCRIPTION
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This PowerShell script checks every symbolic link in a folder (including subfolders).
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It returns the number of broken symlinks as exit value.
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.PARAMETER folder
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Specifies the path to the folder
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.EXAMPLE
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PS> ./check-symlinks C:\Users
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.LINK
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https://github.com/fleschutz/PowerShell
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.NOTES
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Author: Markus Fleschutz | License: CC0
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#>
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param([string]$Folder = "")
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try {
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if ($Folder -eq "" ) { $Folder = read-host "Enter the path to the folder" }
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$StopWatch = [system.diagnostics.stopwatch]::startNew()
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$FullPath = Resolve-Path "$Folder"
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"⏳ Checking symlinks at 📂$FullPath including subfolders..."
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[int]$NumTotal = [int]$NumBroken = 0
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Get-ChildItem $FullPath -recurse | Where { $_.Attributes -match "ReparsePoint" } | ForEach-Object {
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$Symlink = $_.FullName
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$Target = ($_ | Select-Object -ExpandProperty Target -ErrorAction Ignore)
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if ($Target) {
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$path = $_.FullName + "\..\" + ($_ | Select-Object -ExpandProperty Target)
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$item = Get-Item $path -ErrorAction Ignore
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if (!$item) {
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$NumBroken++
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"Symlink $Symlink to: $Target seems broken (#$NumBroken)"
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}
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}
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$NumTotal++
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}
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[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds
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if ($NumTotal -eq 0) {
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"✔️ found no symlink at 📂$FullPath in $Elapsed sec."
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} elseif ($NumBroken -eq 1) {
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"✔️ found $NumBroken broken symlink at 📂$FullPath in $Elapsed sec."
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} else {
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"✔️ found $NumBroken broken symlinks at 📂$FullPath in $Elapsed sec."
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}
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exit $NumBroken
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} catch {
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"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
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exit 1
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}
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```
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*(generated by convert-ps2md.ps1 using the comment-based help of check-symlinks.ps1 as of 08/06/2023 11:42:26)*
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