RustDeskPortable.ps1

<#
    RustDesk Portable (x64) Auto Downloader & Configurator
    -----------------------------------------------------
    • Downloads the latest available RustDesk Windows x64 portable client from GitHub
    • No installation (single .exe)
    • Automatically sets:
        - ID server
        - Key
      (Relay e API non impostati)
    • Creates and updates a download log
    • Launches RustDesk ready to use

    Config path usato (utente corrente):
        %AppData%\RustDesk\config\RustDesk2.toml
#>

param(
    [string]$ServerIP = "192.168.1.100",   # ID server (hbbs)
    [string]$Key      = "MY_PUBLIC_KEY"    # Contenuto id_ed25519.pub (stringa completa)
)

# ----------------- ENVIRONMENT & TLS -----------------

try {
    [Net.ServicePointManager]::SecurityProtocol = `
        [Net.ServicePointManager]::SecurityProtocol -bor `
        [Net.SecurityProtocolType]::Tls12
} catch { }

$ErrorActionPreference = "Stop"

# ----------------- SCRIPT ROOT -----------------

if ($PSScriptRoot -and (Test-Path $PSScriptRoot)) {
    $scriptRoot = $PSScriptRoot
} elseif ($MyInvocation.MyCommand.Path) {
    $scriptRoot = Split-Path -Parent $MyInvocation.MyCommand.Path
} else {
    $scriptRoot = Get-Location
}

# ----------------- PATHS -----------------

$baseFolder = Join-Path $scriptRoot "RustDeskPortable"
$exePath    = Join-Path $baseFolder "rustdesk.exe"
$logPath    = Join-Path $baseFolder "update.log"

# Config ufficiale RustDesk per l'utente corrente
$rustdeskConfigDir = Join-Path ([Environment]::GetFolderPath("ApplicationData")) "RustDesk\config"
$configPath        = Join-Path $rustdeskConfigDir "RustDesk2.toml"

# Create folders
New-Item -ItemType Directory -Path $baseFolder        -Force | Out-Null
New-Item -ItemType Directory -Path $rustdeskConfigDir -Force | Out-Null

$headers = @{ "User-Agent" = "PowerShell-RustDeskPortable" }

Write-Host "===> Fetching latest RustDesk tag from GitHub..." -ForegroundColor Cyan

# ----------------- FETCH LATEST TAG -----------------

$tagsUrl = "https://api.github.com/repos/rustdesk/rustdesk/tags"

try {
    $tags = Invoke-RestMethod -Uri $tagsUrl -Headers $headers
} catch {
    Write-Error "❌ Failed to retrieve tags from GitHub: $($_.Exception.Message)"
    exit 1
}

if (-not $tags) {
    Write-Error "❌ No tags found on GitHub repository rustdesk/rustdesk."
    exit 1
}

$latestTag = $tags[0].name
Write-Host "Latest tag detected: $latestTag" -ForegroundColor Green

# ----------------- FETCH RELEASE BY TAG -----------------

$releaseUrl = "https://api.github.com/repos/rustdesk/rustdesk/releases/tags/$latestTag"

try {
    $release = Invoke-RestMethod -Uri $releaseUrl -Headers $headers
} catch {
    Write-Error "❌ Failed to retrieve release for tag '$latestTag': $($_.Exception.Message)"
    exit 1
}

if (-not $release.assets) {
    Write-Error "❌ No assets found in release '$latestTag'."
    exit 1
}

# ----------------- SELECT PORTABLE X64 CLIENT -----------------
# Windows x64 portable .exe (no server, no MSI)

$asset = $release.assets | Where-Object {
    $_.name -match "^rustdesk-.*x86_64.*\.exe$" -and
    $_.name -notmatch "server" -and
    $_.name -notmatch "\.msi$"
} | Select-Object -First 1

if (-not $asset) {
    Write-Error "❌ No suitable Windows x64 portable executable found for tag '$latestTag'."
    exit 1
}

$downloadUrl = $asset.browser_download_url
Write-Host "Download URL: $downloadUrl" -ForegroundColor Cyan

# ----------------- DOWNLOAD EXECUTABLE -----------------

try {
    Invoke-WebRequest -Uri $downloadUrl -OutFile $exePath -Headers $headers
} catch {
    Write-Error "❌ Error while downloading RustDesk executable: $($_.Exception.Message)"
    exit 1
}

if (!(Test-Path $exePath)) {
    Write-Error "❌ Download failed: file not found at '$exePath'."
    exit 1
}

Write-Host "✅ Downloaded RustDesk executable to: $exePath" -ForegroundColor Green

# ----------------- WRITE RustDesk2.toml CONFIG -----------------
# Formato testato: ID server + Key
# Questo deve riempire i campi "ID server" e "Key" nella GUI.

# Rimuovi eventuale config precedente per evitare merge strani
if (Test-Path $configPath) {
    Remove-Item $configPath -Force -ErrorAction SilentlyContinue
}

$configContent = @"
rendezvous_server = '$ServerIP'
nat_type = 1
serial = 0

[options]
custom-rendezvous-server = '$ServerIP'
key = '$Key'
"@

try {
    $configContent | Set-Content -Path $configPath -Encoding UTF8
    Write-Host "✅ Configuration written to: $configPath" -ForegroundColor Green
} catch {
    Write-Error "❌ Failed to write configuration file: $($_.Exception.Message)"
    exit 1
}

# ----------------- WRITE / APPEND LOG -----------------

$timestamp = Get-Date -Format "yyyy-MM-dd HH:mm:ss"
$logEntry  = "[$timestamp] Tag: $latestTag | File: $($asset.name)"
try {
    Add-Content -Path $logPath -Value $logEntry
    Write-Host "📜 Log updated: $logPath" -ForegroundColor Yellow
} catch {
    Write-Host "⚠️ Could not update log file: $($_.Exception.Message)" -ForegroundColor DarkYellow
}

# ----------------- START RUSTDESK -----------------

Write-Host "🚀 Starting RustDesk..." -ForegroundColor Cyan

try {
    Start-Process -FilePath $exePath -WorkingDirectory $baseFolder
    Write-Host "`n✅ RustDesk '$latestTag' (x64) downloaded, configured and started using ID server '$ServerIP'." -ForegroundColor Green
} catch {
    Write-Error "❌ Failed to start RustDesk: $($_.Exception.Message)"
    exit 1
}