Some PowerShell scripts for ssh for linux and windows

sync-ssh-from-wndows-to-wsl.ps1

<#
    .Description
    Get the SSH Config folder in sync by copying all files from /mnt/c/Users/%USERNAME%/.ssh/ to the wsl instance
    Call this script from the wsl instance
#>

$windowsUser = cmd.exe /c "echo %USERNAME%" 2>$null
if ($LASTEXITCODE -ne 0 -or $windowsUser -eq $null){
    Write-Error "Could not get Windows User"
    return
}

Write-Host "Windows User: $windowsUser"

$source = '/mnt/c/Users/' + $windowsUser + '/.ssh/*'
$destination = '~/.ssh/'

# Check if source exists
if (-Not (Test-Path $source)){
    Write-Error "Source does not exist: " + $source
    return
}

# Check if command dos2unix exists
if (-Not (Get-Command dos2unix -ErrorAction SilentlyContinue)){
    Write-Error "dos2unix is not installed"
    return
}

Copy-Item -Path $source -Destination $destination -Exclude known_hosts* -Recurse -Verbose -Force 

# Set permissions and line endings
Get-ChildItem -Path $destination | ForEach-Object { chmod 600 $_.FullName; dos2unix $_.FullName }

test-ssh-connections-from-sshconfig.ps1

<#
    .DESCRIPTION
        Test SSH logins for all hosts in ~/.ssh/config
#>

$file = "~/.ssh/config"

if (-not (Test-Path $file)) {
    Write-Error "File $file does not exist"
    return
}

$hosts = Select-String -Path $file -Pattern "Host (.*)" | ForEach-Object { $_.Matches.Groups[1].Value }

$hosts | ForEach-Object {
    Write-Host "Testing: $_ " -NoNewline -ForegroundColor Magenta
    ssh $_ uptime
    if ($?) {
        Write-Host "✅ $_ SSH connection is working" -ForegroundColor Green
    }
    else {
        Write-Host "❌ $_ SSH connection is not working" -ForegroundColor Red
    }
}