From 4ef27e26242cd99c4f58a8d37f30810bb263bfc8 Mon Sep 17 00:00:00 2001
From: Ralf-Peter Wolff <info@rp-wolff.de>
Date: Mon, 11 May 2026 08:46:25 +0200
Subject: [PATCH] Fix: use go build from source ZIP (go install disallows
 replace directives)

---
 build-windows.ps1 | 140 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 140 insertions(+)

diff --git a/build-windows.ps1 b/build-windows.ps1
index e69de29..198b311 100644
--- a/build-windows.ps1
+++ b/build-windows.ps1
@@ -0,0 +1,140 @@
+# TLS aktivieren (Windows Server 2016)
+[Net.ServicePointManager]::SecurityProtocol = `
+    [Net.SecurityProtocolType]::Tls12 -bor `
+    [Net.SecurityProtocolType]::Tls11 -bor `
+    [Net.SecurityProtocolType]::Tls
+
+# Adminrechte pruefen
+$isAdmin = ([Security.Principal.WindowsPrincipal] `
+    [Security.Principal.WindowsIdentity]::GetCurrent() `
+).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)
+
+if (-not $isAdmin) {
+    Start-Process powershell.exe `
+        "-NoProfile -ExecutionPolicy Bypass -File `"$PSCommandPath`"" `
+        -Verb RunAs
+    exit
+}
+
+Write-Host "============================================================"
+Write-Host " upterm Build-Setup (Go from Source)"
+Write-Host "============================================================"
+Write-Host ""
+
+# Hilfsfunktion: Download mit SSL-Bypass-Fallback
+function Download-File($url, $dest) {
+    try {
+        (New-Object System.Net.WebClient).DownloadFile($url, $dest)
+        return $true
+    } catch {}
+    Write-Host "      SSL-Bypass aktiv (Server 2016 Zertifikatskette)..."
+    $cb = [Net.ServicePointManager]::ServerCertificateValidationCallback
+    [Net.ServicePointManager]::ServerCertificateValidationCallback = {$true}
+    try {
+        (New-Object System.Net.WebClient).DownloadFile($url, $dest)
+        return $true
+    } catch {
+        Write-Host "FEHLER: Download fehlgeschlagen: $_"
+        return $false
+    } finally {
+        [Net.ServicePointManager]::ServerCertificateValidationCallback = $cb
+    }
+}
+
+# 1. Go pruefen / als ZIP installieren (kein MSI = kein Exit 1603)
+Write-Host "[1/3] Pruefe Go..."
+$goRoot = "C:\Go"
+$goExe  = "$goRoot\bin\go.exe"
+
+if (-not (Test-Path $goExe)) {
+    $goVersion = "1.22.4"
+    $goZip     = "C:\Windows\Temp\go-windows.zip"
+    $goUrl     = "https://golang.org/dl/go$goVersion.windows-amd64.zip"
+
+    Write-Host "      Go nicht gefunden - lade go$goVersion (ZIP) herunter..."
+    if (-not (Download-File $goUrl $goZip)) {
+        Read-Host "Enter zum Beenden"; exit 1
+    }
+
+    Write-Host "      Entpacke nach $goRoot ..."
+    if (Test-Path $goRoot) { Remove-Item -Recurse -Force $goRoot }
+    Expand-Archive -Path $goZip -DestinationPath "C:\" -Force
+    Remove-Item $goZip -ErrorAction SilentlyContinue
+
+    if (-not (Test-Path $goExe)) {
+        Write-Host "FEHLER: go.exe nach Entpacken nicht gefunden."
+        Read-Host "Enter zum Beenden"; exit 1
+    }
+}
+
+# Go in PATH dieser Session
+if ($env:PATH -notlike "*$goRoot\bin*") {
+    $env:PATH = "$env:PATH;$goRoot\bin"
+}
+$goVer = & $goExe version 2>&1
+Write-Host "      OK ($goVer)"
+
+# 2. upterm bauen via Quellcode-ZIP
+# (go install erlaubt keine replace-Direktiven in externen Modulen)
+Write-Host "[2/3] Baue upterm (go build from source)..."
+$env:GOPATH = "$env:USERPROFILE\go"
+if ($env:PATH -notlike "*$env:GOPATH\bin*") {
+    $env:PATH = "$env:PATH;$env:GOPATH\bin"
+}
+New-Item -ItemType Directory -Force -Path "$env:GOPATH\bin" | Out-Null
+
+$srcZip = "$env:TEMP\upterm-src.zip"
+$srcDir = "$env:TEMP\upterm-src"
+
+Write-Host "      Lade Quellcode (ZIP) von GitHub..."
+if (-not (Download-File "https://github.com/owenthereal/upterm/archive/refs/heads/master.zip" $srcZip)) {
+    Read-Host "Enter zum Beenden"; exit 1
+}
+
+if (Test-Path $srcDir) { Remove-Item -Recurse -Force $srcDir }
+Expand-Archive -Path $srcZip -DestinationPath $srcDir -Force
+$repoDir = (Get-ChildItem $srcDir -Directory | Select-Object -First 1).FullName
+
+Write-Host "      Kompiliere upterm (GOTOOLCHAIN=auto, laedt ggf. neueres Go)..."
+Push-Location $repoDir
+$env:GOTOOLCHAIN = "auto"
+& $goExe build -o "$env:GOPATH\bin\upterm.exe" ./cmd/upterm 2>&1 | ForEach-Object { Write-Host "      $_" }
+$buildExit = $LASTEXITCODE
+Pop-Location
+Remove-Item $srcZip, $srcDir -Recurse -Force -ErrorAction SilentlyContinue
+
+if ($buildExit -ne 0) {
+    Write-Host "FEHLER: go build fehlgeschlagen."
+    Read-Host "Enter zum Beenden"; exit 1
+}
+
+$uptermExe = "$env:USERPROFILE\go\bin\upterm.exe"
+if (-not (Test-Path $uptermExe)) {
+    Write-Host "FEHLER: upterm.exe nicht gefunden nach Build."
+    Read-Host "Enter zum Beenden"; exit 1
+}
+Write-Host "      OK ($uptermExe)"
+
+# 3. Systemweit verfuegbar machen
+Write-Host "[3/3] Kopiere upterm.exe nach C:\Windows\System32..."
+try {
+    Copy-Item $uptermExe "C:\Windows\System32\upterm.exe" -Force
+    Write-Host "      OK - upterm steht allen Nutzern zur Verfuegung"
+} catch {
+    Write-Host "      Hinweis: Kopieren fehlgeschlagen."
+    Write-Host "      Binary liegt unter: $uptermExe"
+}
+
+Write-Host ""
+Write-Host "============================================================"
+Write-Host " Build abgeschlossen!"
+Write-Host "============================================================"
+Write-Host ""
+Write-Host " PowerShell NEU STARTEN, dann Session teilen mit:"
+Write-Host ""
+Write-Host "   upterm host --server ssh://upterm.ebesch.de:2222 --accept"
+Write-Host ""
+Write-Host " Client verbindet sich mit:"
+Write-Host "   ssh TOKEN:HASH@upterm.ebesch.de -p 2222"
+Write-Host ""
+Read-Host "Enter zum Beenden"