180 lines
8.0 KiB
PowerShell
180 lines
8.0 KiB
PowerShell
# ==============================================================================
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# Script Name: 8x8_Work_Updater.ps1
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# Description: Downloads 8x8 with a progress bar, schedules and launches a native
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# VBScript interactive countdown directly in the user session,
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# waits for user confirmation or 1-hour timeout, silently installs,
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# and relaunches 8x8 Work.
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# ==============================================================================
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# Ensure script is running elevated
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if (-not ([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
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Write-Error "This script must be executed with Administrator privileges."
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exit 1
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}
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Add-Type -AssemblyName System.Net.Http
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$workDir = "C:\ProgramData\JCT600_8x8Update"
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$flagFile = Join-Path $workDir "8x8_Update_Proceed.flag"
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$vbsScript = Join-Path $workDir "Show-8x8Prompt.vbs"
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$installerPath = Join-Path $workDir "8x8_Work_Installer.msi"
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if (-not (Test-Path $workDir)) {
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New-Item -Path $workDir -ItemType Directory -Force | Out-Null
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}
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$acl = Get-Acl $workDir
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$rule = New-Object System.Security.AccessControl.FileSystemAccessRule("BUILTIN\Users", "FullControl", "ContainerInherit,ObjectInherit", "None", "Allow")
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$acl.AddAccessRule($rule)
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Set-Acl $workDir $acl
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if (Test-Path $flagFile) { Remove-Item $flagFile -Force }
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try {
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# --------------------------------------------------------------------------
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# Step 1: Download 8x8 Setup Installer with Console Progress Bar
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# --------------------------------------------------------------------------
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$installerUrl = "https://work-desktop-assets.8x8.com/prod-publish/ga/work-64-msi-v8.35.2-6.msi"
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Write-Host "[1/4] Downloading 8x8 Work installer..." -ForegroundColor Cyan
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try {
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$httpClient = New-Object System.Net.Http.HttpClient
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$response = $httpClient.GetAsync($installerUrl, [System.Net.Http.HttpCompletionOption]::ResponseHeadersRead).Result
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if (-not $response.IsSuccessStatusCode) { throw "HTTP Error $($response.StatusCode)" }
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$totalBytes = $response.Content.Headers.ContentLength
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$inputStream = $response.Content.ReadAsStreamAsync().Result
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$outputStream = [System.IO.File]::Create($installerPath)
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$buffer = New-Object byte[] 8192
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$totalBytesRead = 0; $bytesRead = 0
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while (($bytesRead = $inputStream.Read($buffer, 0, $buffer.Length)) -gt 0) {
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$outputStream.Write($buffer, 0, $bytesRead)
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$totalBytesRead += $bytesRead
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if ($totalBytes -gt 0) {
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$percent = [math]::Round(($totalBytesRead / $totalBytes) * 100)
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$downloadedMB = [math]::Round($totalBytesRead / 1MB, 2)
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$totalMB = [math]::Round($totalBytes / 1MB, 2)
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$barLength = 30
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$filledLength = [math]::Round(($percent / 100) * $barLength)
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$bar = ("#" * $filledLength) + ("-" * ($barLength - $filledLength))
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Write-Host "`rDownloading: [$bar] $percent% ($downloadedMB MB / $totalMB MB)" -NoNewline -ForegroundColor Yellow
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}
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}
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$outputStream.Close(); $inputStream.Close(); $httpClient.Dispose()
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Write-Host "`nDownload complete: $installerPath" -ForegroundColor Green
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} catch {
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Write-Error "`nFailed to download installer. Error: $_"
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exit 1
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}
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# --------------------------------------------------------------------------
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# Step 2: Generate VBScript UI Dialog
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# --------------------------------------------------------------------------
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Write-Host "[2/4] Generating user dialog..." -ForegroundColor Cyan
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$vbsContent = @"
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Set objShell = CreateObject("WScript.Shell")
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Set objFSO = CreateObject("Scripting.FileSystemObject")
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strMsg = "An automatic update for 8x8 Work has been scheduled by IT Support." & vbCrLf & vbCrLf & _
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"Please save your active work and finish ongoing calls." & vbCrLf & vbCrLf & _
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"Click OK to update now, or the update will proceed automatically in 60 minutes."
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' 64 = Information Icon, 4096 = System Modal (Always On Top)
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intReturn = objShell.Popup(strMsg, 3600, "JCT600 IT Support - 8x8 Work Update", 64 + 4096)
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' Create flag file when user clicks OK or when 3600 seconds expire
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Set objFile = objFSO.CreateTextFile("$flagFile", True)
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objFile.WriteLine("proceed")
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objFile.Close
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"@
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[System.IO.File]::WriteAllText($vbsScript, $vbsContent, [System.Text.Encoding]::ASCII)
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# --------------------------------------------------------------------------
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# Step 3: Launch Native Dialog inside Active User Session
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# --------------------------------------------------------------------------
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Write-Host "[3/4] Launching prompt on logged-in user desktop..." -ForegroundColor Cyan
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$loggedUser = (Get-CimInstance Win32_ComputerSystem).UserName
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if ([string]::IsNullOrWhiteSpace($loggedUser)) {
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Write-Warning "No active interactive user detected. Proceeding with silent install."
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} else {
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$taskName = "JCT600_8x8_UpdatePrompt"
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# Schedule task to run interactively under the logged-on user account
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schtasks.exe /Create /TN $taskName /TR "wscript.exe `"$vbsScript`"" /SC ONCE /ST 00:00 /IT /RU "$loggedUser" /F | Out-Null
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schtasks.exe /Run /TN $taskName | Out-Null
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Write-Host "Prompt sent to $loggedUser. Waiting for user confirmation or 1-hour expiration..." -ForegroundColor Yellow
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while (-not (Test-Path $flagFile)) {
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Start-Sleep -Seconds 2
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}
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# Cleanup scheduled task
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schtasks.exe /Delete /TN $taskName /F | Out-Null
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}
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# --------------------------------------------------------------------------
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# Step 4: Close 8x8 Processes & Install Silently
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# --------------------------------------------------------------------------
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Write-Host "[4/4] Stopping 8x8 processes and installing silently..." -ForegroundColor Cyan
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$targetProcesses = Get-Process | Where-Object {
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$_.ProcessName -like "*8x8*" -or $_.MainWindowTitle -like "*8x8*"
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}
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if ($targetProcesses) {
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foreach ($proc in $targetProcesses) {
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Stop-Process -Id $proc.Id -Force -ErrorAction SilentlyContinue
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}
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Start-Sleep -Seconds 3
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}
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$msiArgs = "/i `"$installerPath`" /quiet /norestart"
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$installJob = Start-Process msiexec.exe -ArgumentList $msiArgs -Wait -PassThru
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if ($installJob.ExitCode -ne 0 -and $installJob.ExitCode -ne 3010) {
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Write-Error "Installation failed with exit code $($installJob.ExitCode)."
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exit $installJob.ExitCode
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}
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Write-Host "Installation completed successfully." -ForegroundColor Green
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# --------------------------------------------------------------------------
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# Step 5: Relaunch 8x8 Work
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# --------------------------------------------------------------------------
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$possiblePaths = @(
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"${env:ProgramFiles}\8x8 Inc\8x8 Work\8x8 Work.exe",
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"${env:ProgramFiles(x86)}\8x8 Inc\8x8 Work\8x8 Work.exe",
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"${env:ProgramFiles}\8x8 Work\8x8 Work.exe",
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"$env:LocalAppData\Programs\8x8 Work\8x8 Work.exe"
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)
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$exePath = $possiblePaths | Where-Object { Test-Path $_ } | Select-Object -First 1
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if ($exePath) {
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if (-not [string]::IsNullOrWhiteSpace($loggedUser)) {
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$launchTask = "JCT600_8x8_Launch"
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schtasks.exe /Create /TN $launchTask /TR "`"$exePath`"" /SC ONCE /ST 00:00 /IT /RU "$loggedUser" /F | Out-Null
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schtasks.exe /Run /TN $launchTask | Out-Null
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Start-Sleep -Seconds 2
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schtasks.exe /Delete /TN $launchTask /F | Out-Null
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Write-Host "8x8 Work launched in user session." -ForegroundColor Green
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} else {
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Start-Process -FilePath $exePath
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}
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} else {
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Write-Warning "Could not locate 8x8 Work executable."
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}
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} finally {
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Write-Host "Cleaning up temporary files..." -ForegroundColor Gray
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if (Test-Path $workDir) {
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Remove-Item $workDir -Recurse -Force -ErrorAction SilentlyContinue
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}
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} |