PlusMagi's Blog By Pitt Phunsanit

WSL: move to another drive

phunsanit

โดยปกติ wsl จะถูกติดตั้งใน %USERPROFILE%\AppData\Local\Packages ถ้าจะย้ายไปไดรฟ์อื่นหรือย้ายไปที่อื่น เพราะ drive c เต็มหรืออยากจะ restore windows ทำได้โดย

  1. สร้างไฟล์ WSL2_move.ps1 โดยมีเนื้อหา (Download) 
    <#
PowerShell move Windows Subsystem for Linux 2 (WSL2) version 1.2
#by pitt phunsanit
https://pitt.plusmagi.com/
phunsanit@gmail.com

replace $DistributionName with WSL Linux DistributionNames
example Alpine, docker-desktop-data, docker-desktop, Ubuntu

replace $folderPath with new path
#>

$DistributionName = &apos;Ubuntu&apos;
$folderPath = &apos;C:\Users\Shared\WSLs\&apos;

# common

Clear-Host

$commandString = &apos;&apos;

#run and show message and exit batch
function CommandOrExitBatch {
	param ([Parameter (Mandatory=$true) ]
		[string] $commandString) Write-Host $commandString -f Yellow

	try{
		# Use strict mode within iex for better error handling
		#Invoke-Expression -Command { $commandString } -UseStrict -ErrorAction Stop
		#Invoke-Expression -Command $commandString
		Invoke-Expression -Command $commandString
	} catch {
		Write-Error &apos;Script failed with error: &apos; + $ ($_.Exception.Message) # Assuming script sets exit code
		Write-Warning &apos;Exit code: &apos; + $ ($_.Exception.InnerException.ExitCode) Write-Output "This won&apos;t be executed"

		exit 1
	}

}

# process

#list installed linux DistributionNames
Write-Host &apos;list installed linux DistributionNames&apos; -f Blue

$commandString = &apos;wsl --list --verbose&apos;

CommandOrExitBatch -commandString $commandString

#confirm
Write-Host (&apos;WSL Linux DistributionNames is "&apos; + $ ($DistributionName) + &apos;"&apos;) -f Blue

#archive type
$archiveType = Read-Host "Select archive type (tar is default, q to quit) : tar, vhd, q"
switch ($archiveType) {
	&apos;tar&apos; { Write-Host "Selected tar archive format." }
	&apos;vhd&apos; { Write-Host "Specifies the export distribution should be a .vhdx file (this is only supported using WSL 2) " }
	&apos;q&apos; { Write-Host "Exiting..."; exit } # Exit the batch script when q is chosen
	default { Write-Host "Invalid selection. Defaulting to tar archive format." ; $archiveType = "tar" }
}

Write-Host (&apos;You have chosen: &apos; + $archiveType) if ($archiveType -eq &apos;q&apos;) {
	GOTO :eof # Exit the subroutine
}

if ($archiveType -eq &apos;vhd&apos;) {
	$exportPath = [string]::Concat ($folderPath, $DistributionName, &apos;.vhdx&apos;) }
else
{
	$exportPath = [string]::Concat ($folderPath, $DistributionName, &apos;.tar&apos;) }
$importPath = [string]::Concat ($folderPath, $DistributionName) #make folder
#Check if Folder exists
If (! (Test-Path -Path $exportPath)) {
	#PowerShell create directory
	Write-Host (&apos;create directory "&apos; + $ ($importPath) + &apos;"&apos;) -f Blue

	$commandString = &apos;New-Item -ItemType Directory -Path &apos; + $importPath

	CommandOrExitBatch -commandString $commandString

	Write-Host (&apos;New folder "&apos; + $ ($importPath) + &apos;" created successfully.&apos;) -b White -f DarkGreen
}
Else
{
	Write-Host (&apos;Folder "&apos; + $ ($importPath) + &apos;" already exists.&apos;) -f Yellow
}

#stop distribution name
Write-Host &apos;stop DistributionName&apos; -f Blue

$commandString = &apos;wsl --terminate &apos; + $DistributionName

CommandOrExitBatch -commandString $commandString

#export DistributionName
Write-Host &apos;export DistributionName&apos; -f Blue

if ($archiveType -eq &apos;vhd&apos;) {
	$commandString = &apos;wsl --export --vhd &apos; + $DistributionName + &apos; &apos; + $exportPath
}
else
{
	$commandString = &apos;wsl --export &apos; + $DistributionName + &apos; &apos; + $exportPath
}

CommandOrExitBatch -commandString $commandString

#Unregister DistributionName
Write-Host &apos;Unregister DistributionName&apos; -f Blue

$commandString = &apos;wsl --unregister &apos; + $DistributionName

CommandOrExitBatch -commandString $commandString

#import DistributionName
Write-Host &apos;import DistributionName&apos; -f Blue

if ($archiveType -eq &apos;vhd&apos;) {
	$commandString = &apos;wsl --import --vhd &apos; + $DistributionName + &apos; &apos; + $importPath + &apos; &apos; + $exportPath
}
else {
	$commandString = &apos;wsl --import &apos; + $DistributionName + &apos; &apos; + $importPath + &apos; &apos; + $exportPath
}

CommandOrExitBatch -commandString $commandString

#update WSL
Write-Host &apos;update WSL&apos; -f Blue

$commandString = &apos;wsl --update&apos;

CommandOrExitBatch -commandString $commandString

#list installed linux DistributionNames
Write-Host &apos;list installed linux DistributionNames&apos; -f Blue

$commandString = &apos;wsl --list --verbose&apos;

CommandOrExitBatch -commandString $commandString

#summary
Write-Host (&apos;Move WSL "&apos; + $ ($DistributionName) + &apos;" to "&apos; + $ ($importPath) + &apos;" successfully?&apos;) -b White -f DarkGreen

#show file
Write-Host &apos;show file&apos; -f Blue

$commandString = &apos;Get-ChildItem -Path &apos; + $folderPath

CommandOrExitBatch -commandString $commandString

#end of file
  2. เรียกใช้โดยเปิด PowerShell โดยสิทธิ์ administrator
  3. cd ไป folder ที่ save ไฟล์ WSL2_move.ps1 เช่น
    cd C:\Users\Shared\Gits\phunsanit\snippets\WSL
    แล้ว enter
  4. run โดยใช้
    .\WSL2_move.ps1
    แล้ว enter
  5. เปิด terminal ใหม่ จะเห็นว่ามี Ubuntu เพิ่มขึ้นมา

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