mirror of
https://github.com/openswarm-ai/openswarm.git
synced 2026-08-17 18:25:42 +02:00
205 lines
8.9 KiB
PowerShell
205 lines
8.9 KiB
PowerShell
# Windows dev launcher - mirror of bash run.sh.
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# Spins up backend (uvicorn --reload) + frontend (webpack dev server) + electron
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# in one terminal. Hot-reload for Python and React. Ctrl+C to stop all three.
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#
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# Prereqs: Python 3.12+, Node 20+, npm. Everything else is installed on demand.
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#
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# Usage:
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# powershell -ExecutionPolicy Bypass -File run.ps1
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# (or) pwsh run.ps1 if PowerShell 7 is installed.
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$ErrorActionPreference = 'Stop'
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$ScriptDir = Split-Path -Parent $PSCommandPath
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# --- Locate Python ---
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$python = $null
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foreach ($name in @('python', 'python3', 'py')) {
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$cmd = Get-Command $name -ErrorAction SilentlyContinue
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if ($cmd) { $python = $cmd.Source; break }
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}
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if (-not $python) {
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throw "Python 3.12+ not found on PATH. Install from https://www.python.org/downloads/"
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}
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# --- Bundled uv/uvx (matches what build-app-win.ps1 does so MCP discovery works in dev) ---
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$UvBinDir = Join-Path $ScriptDir 'backend\uv-bin'
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if (-not (Test-Path (Join-Path $UvBinDir 'uvx.exe'))) {
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Write-Host "[setup] Downloading uv/uvx for Windows..."
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New-Item -ItemType Directory -Force -Path $UvBinDir | Out-Null
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$UvUrl = 'https://github.com/astral-sh/uv/releases/latest/download/uv-x86_64-pc-windows-msvc.zip'
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$TmpZip = Join-Path $env:TEMP "uv-win-$([guid]::NewGuid()).zip"
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$TmpExtract = Join-Path $env:TEMP "uv-win-extract-$([guid]::NewGuid())"
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try {
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Invoke-WebRequest -Uri $UvUrl -OutFile $TmpZip -UseBasicParsing
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Expand-Archive -Path $TmpZip -DestinationPath $TmpExtract -Force
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Get-ChildItem $TmpExtract -Recurse -Filter 'uv.exe' | Select-Object -First 1 | ForEach-Object { Copy-Item $_.FullName (Join-Path $UvBinDir 'uv.exe') -Force }
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Get-ChildItem $TmpExtract -Recurse -Filter 'uvx.exe' | Select-Object -First 1 | ForEach-Object { Copy-Item $_.FullName (Join-Path $UvBinDir 'uvx.exe') -Force }
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} finally {
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Remove-Item -Force $TmpZip -ErrorAction SilentlyContinue
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Remove-Item -Recurse -Force $TmpExtract -ErrorAction SilentlyContinue
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}
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}
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# --- Backend venv + deps ---
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$Venv = Join-Path $ScriptDir 'backend\.venv'
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$VenvPy = Join-Path $Venv 'Scripts\python.exe'
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if (-not (Test-Path $VenvPy)) {
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Write-Host "[setup] Creating Python venv at $Venv ..."
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& $python -m venv $Venv
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if ($LASTEXITCODE -ne 0) { throw "venv creation failed" }
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}
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Write-Host "[setup] Installing backend deps (idempotent, fast if already up to date)..."
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# Suppress PowerShell 5.1's native-stderr-as-error wrapping for these idempotent
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# pip calls (deprecation warnings on stderr would otherwise terminate the script
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# under $ErrorActionPreference=Stop). We still check $LASTEXITCODE for real failures.
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$prevEAP = $ErrorActionPreference
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$ErrorActionPreference = 'Continue'
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try {
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& $VenvPy -m pip install --quiet --upgrade pip *>&1 | Out-Null
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if ($LASTEXITCODE -ne 0) { throw "pip upgrade failed" }
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& $VenvPy -m pip install --quiet -r (Join-Path $ScriptDir 'backend\requirements.txt')
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if ($LASTEXITCODE -ne 0) { throw "pip install backend reqs failed" }
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} finally {
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$ErrorActionPreference = $prevEAP
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}
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# --- Frontend deps ---
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$FrontendDir = Join-Path $ScriptDir 'frontend'
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if (-not (Test-Path (Join-Path $FrontendDir 'node_modules'))) {
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Write-Host "[setup] Installing frontend deps..."
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Push-Location $FrontendDir
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try { & npm install } finally { Pop-Location }
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}
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# --- Electron deps ---
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$ElectronDir = Join-Path $ScriptDir 'electron'
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if (-not (Test-Path (Join-Path $ElectronDir 'node_modules'))) {
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Write-Host "[setup] Installing electron deps..."
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Push-Location $ElectronDir
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try { & npm install } finally { Pop-Location }
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}
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# --- Process tracking + cleanup ---
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$script:childPids = New-Object System.Collections.ArrayList
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function Stop-Tree($processId, $label) {
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if (-not $processId) { return }
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try {
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& taskkill /PID $processId /T /F 2>$null | Out-Null
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Write-Host " killed $label (pid $processId)" -ForegroundColor DarkGray
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} catch {}
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}
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function Cleanup-All {
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Write-Host ""
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Write-Host "Shutting down all services..." -ForegroundColor Yellow
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foreach ($entry in $script:childPids) {
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Stop-Tree $entry.Pid $entry.Label
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}
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Write-Host "All services stopped." -ForegroundColor Green
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}
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try {
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# --- Start backend (NoNewWindow so logs interleave into this terminal) ---
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# No --reload on Windows: uvicorn's reload mode forces use_subprocess=True
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# which pins the worker to WindowsSelectorEventLoop. That loop raises
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# NotImplementedError on asyncio.create_subprocess_exec — and the Claude
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# Agent SDK uses exactly that to spawn the `claude` CLI, so sending a
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# chat message crashes with "Failed to start Claude Code" under --reload.
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# Mac doesn't hit it (no Proactor/Selector split). Packaged Windows doesn't
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# hit it either (electron/main.js launches uvicorn without --reload).
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# Tradeoff: no backend hot-reload in dev on Windows — Ctrl+C and re-run
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# `.\run.ps1` after backend code changes. Frontend hot-reload is
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# unaffected (webpack-dev-server handles its own watching).
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Write-Host ""
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Write-Host "[backend] Starting uvicorn on http://localhost:8324 ..." -ForegroundColor Blue
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$backend = Start-Process -PassThru -NoNewWindow `
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-FilePath $VenvPy `
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-WorkingDirectory $ScriptDir `
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-ArgumentList @(
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'-m', 'uvicorn', 'backend.main:app',
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'--host', '127.0.0.1', '--port', '8324'
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)
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[void]$script:childPids.Add(@{ Pid = $backend.Id; Label = 'backend' })
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Write-Host "Waiting for backend (max 90s)..." -ForegroundColor Yellow
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$deadline = (Get-Date).AddSeconds(90)
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$ready = $false
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while ((Get-Date) -lt $deadline) {
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if ($backend.HasExited) { throw "Backend exited prematurely (code $($backend.ExitCode))" }
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try {
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# Hit 127.0.0.1 (not `localhost`) so we don't waste time on the
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# IPv6 ::1 fallback — uvicorn is IPv4-only. TimeoutSec 5 because
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# PS 5.1's first Invoke-WebRequest call pays ~1-2s of .NET
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# network-stack warm-up, and Windows Defender adds scan latency
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# on the first localhost connect from a new process.
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Invoke-WebRequest -Uri 'http://127.0.0.1:8324/api/health/check' -UseBasicParsing -TimeoutSec 5 -ErrorAction Stop | Out-Null
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$ready = $true
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break
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} catch {}
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Start-Sleep -Milliseconds 1500
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}
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if (-not $ready) { throw "Backend did not become ready within 90s" }
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Write-Host "Backend ready." -ForegroundColor Green
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# --- Start frontend ---
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Write-Host ""
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Write-Host "[frontend] Starting webpack dev server on http://localhost:3000 ..." -ForegroundColor Green
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$frontend = Start-Process -PassThru -NoNewWindow `
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-FilePath 'npm.cmd' `
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-WorkingDirectory $FrontendDir `
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-ArgumentList @('run', 'dev')
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[void]$script:childPids.Add(@{ Pid = $frontend.Id; Label = 'frontend' })
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Write-Host "Waiting for frontend (max 90s)..." -ForegroundColor Yellow
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$deadline = (Get-Date).AddSeconds(90)
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$ready = $false
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while ((Get-Date) -lt $deadline) {
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if ($frontend.HasExited) { throw "Frontend exited prematurely (code $($frontend.ExitCode))" }
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try {
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# See backend probe above — same 127.0.0.1 + 5s timeout reasoning.
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Invoke-WebRequest -Uri 'http://127.0.0.1:3000/' -UseBasicParsing -TimeoutSec 5 -ErrorAction Stop | Out-Null
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$ready = $true
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break
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} catch {}
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Start-Sleep -Milliseconds 1500
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}
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if (-not $ready) { throw "Frontend did not become ready within 90s" }
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Write-Host "Frontend ready." -ForegroundColor Green
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# --- Start electron in dev mode (npm run dev = cross-env ELECTRON_DEV=1 electron .) ---
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Write-Host ""
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Write-Host "[electron] Launching dev shell..." -ForegroundColor Magenta
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$electron = Start-Process -PassThru -NoNewWindow `
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-FilePath 'npm.cmd' `
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-WorkingDirectory $ElectronDir `
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-ArgumentList @('run', 'dev')
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[void]$script:childPids.Add(@{ Pid = $electron.Id; Label = 'electron' })
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Write-Host ""
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Write-Host "All services running. Press Ctrl+C to stop." -ForegroundColor Cyan
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Write-Host " Backend: http://localhost:8324" -ForegroundColor Blue
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Write-Host " Frontend: http://localhost:3000" -ForegroundColor Green
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Write-Host " Electron: dev shell (pid $($electron.Id))" -ForegroundColor Magenta
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Write-Host ""
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# --- Supervise: if any dies, tear down all ---
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while ($true) {
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Start-Sleep -Seconds 3
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if ($backend.HasExited) {
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Write-Host "[backend] exited unexpectedly (code $($backend.ExitCode)). Tearing down..." -ForegroundColor Red
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break
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}
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if ($frontend.HasExited) {
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Write-Host "[frontend] exited unexpectedly (code $($frontend.ExitCode)). Tearing down..." -ForegroundColor Red
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break
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}
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if ($electron.HasExited) {
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Write-Host "[electron] exited (normal close). Tearing down..." -ForegroundColor Yellow
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break
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}
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}
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} finally {
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Cleanup-All
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}
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