Barcode Betty
68e6be1985
- Add connection pool config to SQLAlchemy async engine (pool_size=10, max_overflow=20, pool_pre_ping, pool_recycle) - Implement Redis connection pool in CacheClient with initialize/close lifecycle - Wire lifespan startup/shutdown to initialize and dispose pools - Add dispose_engine() for graceful DB pool cleanup on shutdown Closes CAR-550 Co-Authored-By: Paperclip <noreply@paperclip.ing>
72 lines
2.5 KiB
Python
72 lines
2.5 KiB
Python
"""FastAPI app factory for CartSnitch API Gateway."""
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from contextlib import asynccontextmanager
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from fastapi import APIRouter, FastAPI
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from cartsnitch_api.auth.routes import router as auth_router
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from cartsnitch_api.cache import cache_client
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from cartsnitch_api.database import dispose_engine
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from cartsnitch_api.middleware.cors import add_cors_middleware
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from cartsnitch_api.middleware.error_handler import add_error_handlers, add_error_monitor_middleware
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from cartsnitch_api.middleware.rate_limit import add_rate_limit_middleware
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from cartsnitch_api.routes.alerts import router as alerts_router
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from cartsnitch_api.routes.coupons import router as coupons_router
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from cartsnitch_api.routes.health import router as health_router
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from cartsnitch_api.routes.prices import router as prices_router
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from cartsnitch_api.routes.products import router as products_router
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from cartsnitch_api.routes.public import router as public_router
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from cartsnitch_api.routes.purchases import router as purchases_router
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from cartsnitch_api.routes.scraping import router as scraping_router
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from cartsnitch_api.routes.shopping import router as shopping_router
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from cartsnitch_api.routes.stores import router as stores_router
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from cartsnitch_api.routes.user import router as user_router
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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await cache_client.initialize()
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yield
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await cache_client.close()
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await dispose_engine()
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def create_app() -> FastAPI:
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app = FastAPI(
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title="CartSnitch API",
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description="Grocery price tracking and shrinkflation detection API",
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version="0.1.0",
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lifespan=lifespan,
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)
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# Middleware (order matters — outermost first)
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add_cors_middleware(app)
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add_error_monitor_middleware(app)
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add_rate_limit_middleware(app)
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# Exception handlers
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add_error_handlers(app)
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# Routers
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app.include_router(health_router)
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app.include_router(auth_router)
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# Data endpoints mounted under /api/v1
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v1_router = APIRouter(prefix="/api/v1")
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v1_router.include_router(user_router)
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v1_router.include_router(stores_router)
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v1_router.include_router(purchases_router)
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v1_router.include_router(products_router)
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v1_router.include_router(prices_router)
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v1_router.include_router(coupons_router)
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v1_router.include_router(shopping_router)
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v1_router.include_router(alerts_router)
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v1_router.include_router(scraping_router)
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v1_router.include_router(public_router)
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app.include_router(v1_router)
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return app
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app = create_app()
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