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Fix: WebClient fallback for SSL, abort on failed install, try/catch statt 2>null

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This commit is contained in:
Ralf-Peter Wolff
2026-05-04 12:18:08 +02:00
parent 9f0f8b69d0
commit 13e7ccf6db
1 changed files with 50 additions and 13 deletions
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57
setup-windows.ps1
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@ -1,5 +1,8 @@
# TLS 1.2 erzwingen (Windows Server 2016 / aeltere Systeme)
[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
# TLS 1.2 + alle Varianten aktivieren (Windows Server 2016 Kompatibilitaet)
[Net.ServicePointManager]::SecurityProtocol = `
[Net.SecurityProtocolType]::Tls12 -bor `
[Net.SecurityProtocolType]::Tls11 -bor `
[Net.SecurityProtocolType]::Tls
# Adminrechte pruefen und ggf. neu starten
$isAdmin = ([Security.Principal.WindowsPrincipal] `
@ -28,14 +31,12 @@ if ($policy -in @('Bypass', 'Unrestricted', 'RemoteSigned')) {
Set-ExecutionPolicy -ExecutionPolicy RemoteSigned -Scope CurrentUser -Force
Write-Host " OK"
} catch {
# GPO ueberschreibt - wenn aktuelle Policy ausfuehrbar ist, weitermachen
$effective = Get-ExecutionPolicy
if ($effective -in @('Bypass', 'Unrestricted', 'RemoteSigned')) {
Write-Host " GPO-Ueberschreibung - aktuelle Policy '$effective' ist ausreichend"
Write-Host " GPO-Override - aktuelle Policy '$effective' ist ausreichend"
} else {
Write-Host "FEHLER: Execution Policy '$effective' blockiert Ausfuehrung."
Read-Host "Enter zum Beenden"
exit 1
Read-Host "Enter zum Beenden"; exit 1
}
}
}
@ -47,7 +48,32 @@ $scoopInstalled = (Test-Path "$scoopShims\scoop.ps1") -or (Test-Path "$scoopShim
if (-not $scoopInstalled) {
Write-Host " Scoop nicht gefunden - wird installiert..."
$installed = $false
# Versuch 1: Invoke-RestMethod
try {
Invoke-RestMethod -Uri https://get.scoop.sh | Invoke-Expression
$installed = $true
} catch {
Write-Host " Invoke-RestMethod fehlgeschlagen ($_), versuche WebClient..."
}
# Versuch 2: WebClient (anderer TLS-Stack)
if (-not $installed) {
try {
(New-Object System.Net.WebClient).DownloadString('https://get.scoop.sh') | Invoke-Expression
$installed = $true
} catch {
Write-Host "FEHLER: Scoop-Download fehlgeschlagen: $_"
Write-Host "Netzwerk oder SSL/TLS pruefen."
Read-Host "Enter zum Beenden"; exit 1
}
}
# Pruefen ob Scoop wirklich da ist
if (-not ((Test-Path "$scoopShims\scoop.ps1") -or (Test-Path "$scoopShims\scoop.cmd"))) {
Write-Host "FEHLER: Scoop-Installation fehlgeschlagen (Verzeichnis fehlt)."
Read-Host "Enter zum Beenden"; exit 1
}
Write-Host " Scoop installiert."
} else {
Write-Host " Scoop bereits vorhanden."
@ -69,17 +95,28 @@ try {
if (-not $7zipOk) {
Write-Host " 7zip fehlgeschlagen - bereinige und versuche erneut..."
scoop uninstall 7zip 2>$null
scoop cache rm 7zip 2>$null
Remove-Item -Recurse -Force "$env:USERPROFILE\scoopppszip" -ErrorAction SilentlyContinue
try { scoop uninstall 7zip } catch {}
try { scoop cache rm 7zip } catch {}
Remove-Item -Recurse -Force "$env:USERPROFILE\scoop\apps\7zip" -ErrorAction SilentlyContinue
try {
scoop install 7zip
$7zipOk = $true
} catch {
Write-Host "FEHLER: 7zip konnte nicht installiert werden: $_"
Read-Host "Enter zum Beenden"; exit 1
}
}
Write-Host " OK"
# 4. upterm
Write-Host "[4/4] Installiere upterm..."
scoop bucket add upterm https://github.com/owenthereal/scoop-upterm 2>&1 | Out-Null
try { scoop bucket add upterm https://github.com/owenthereal/scoop-upterm } catch {}
try {
scoop install upterm
} catch {
Write-Host "FEHLER: upterm Installation fehlgeschlagen: $_"
Read-Host "Enter zum Beenden"; exit 1
}
Write-Host " OK"
Write-Host ""