b3c8114469
Safari cachte CSS/JS aggressiv -> Aenderungen wurden nicht sichtbar. StaticFiles liefert die UI nun mit Cache-Control: no-cache aus; Asset-Links zusaetzlich versioniert (?v=3), damit die neue Version sicher geladen wird. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
63 lines
2.5 KiB
Python
63 lines
2.5 KiB
Python
import time
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from pathlib import Path
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from fastapi import FastAPI, Request
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from fastapi.staticfiles import StaticFiles
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from app.metrics import metrics
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from app.api.health import router as health_router
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from app.api.chat import router as chat_router
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from app.api.transcribe import router as transcribe_router
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from app.api.speak import router as speak_router
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from app.api.devices import router as devices_router
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from app.api.sessions import router as sessions_router
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from app.api.config import router as config_router
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from app.api.admin import router as admin_router
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from app.api.me import router as me_router
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from app.api.metrics import router as metrics_router
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from app.api.ws import router as ws_router
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app = FastAPI(title="Voice Assistant Gateway")
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@app.middleware("http")
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async def record_metrics(request: Request, call_next):
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start = time.perf_counter()
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response = await call_next(request)
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duration = time.perf_counter() - start
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# Route-Template (z. B. /api/sessions/{session_id}/route) statt konkreter URL,
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# um die Label-Kardinalitaet niedrig zu halten.
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route = request.scope.get("route")
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path = getattr(route, "path", request.url.path)
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labels = {"method": request.method, "path": path}
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metrics.inc("http_requests_total", {**labels, "status": response.status_code})
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metrics.observe("http_request_duration_seconds", duration, labels)
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return response
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app.include_router(health_router)
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app.include_router(chat_router, prefix="/api")
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app.include_router(transcribe_router, prefix="/api")
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app.include_router(speak_router, prefix="/api")
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app.include_router(devices_router, prefix="/api")
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app.include_router(sessions_router, prefix="/api")
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app.include_router(config_router, prefix="/api")
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app.include_router(admin_router, prefix="/api")
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app.include_router(me_router, prefix="/api")
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app.include_router(metrics_router, prefix="/api")
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app.include_router(ws_router)
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# Statische Web-UI (same-origin -> kein CORS). Muss NACH allen API-/WS-Routen
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# gemountet werden, damit "/" nur die uebrigen Pfade abfaengt.
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class _NoCacheStaticFiles(StaticFiles):
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"""Liefert die UI ohne Caching aus -> Aenderungen sind sofort sichtbar (kein Safari-Cache)."""
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def file_response(self, *args, **kwargs):
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response = super().file_response(*args, **kwargs)
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response.headers["Cache-Control"] = "no-cache, no-store, must-revalidate"
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return response
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_WEB_DIR = Path(__file__).resolve().parent / "web"
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if _WEB_DIR.is_dir():
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app.mount("/", _NoCacheStaticFiles(directory=str(_WEB_DIR), html=True), name="web")
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