mirror of
https://github.com/grillazz/fastapi-sqlalchemy-asyncpg.git
synced 2025-08-26 16:40:40 +03:00
84 lines
3.1 KiB
Python
84 lines
3.1 KiB
Python
import logging
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import os
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from contextlib import asynccontextmanager
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from pathlib import Path
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import asyncpg
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import orjson
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import structlog
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from fastapi import Depends, FastAPI, Request
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from fastapi.responses import HTMLResponse
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from fastapi.templating import Jinja2Templates
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from app.api.health import router as health_router
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from app.api.ml import router as ml_router
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from app.api.nonsense import router as nonsense_router
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from app.api.shakespeare import router as shakespeare_router
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from app.api.stuff import router as stuff_router
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from app.api.user import router as user_router
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from app.config import settings as global_settings
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from app.redis import get_redis
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from app.services.auth import AuthBearer
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from whenever._whenever import Instant
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from app.utils.logging import setup_structlog
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logger = setup_structlog()
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templates = Jinja2Templates(directory=Path(__file__).parent.parent / "templates")
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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app.redis = await get_redis()
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postgres_dsn = global_settings.postgres_url.unicode_string()
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try:
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app.postgres_pool = await asyncpg.create_pool(
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dsn=postgres_dsn,
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min_size=5,
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max_size=20,
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)
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logger.info("Postgres pool created", idle_size=app.postgres_pool.get_idle_size())
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yield
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finally:
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await app.redis.close()
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await app.postgres_pool.close()
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def create_app() -> FastAPI:
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app = FastAPI(
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title="Stuff And Nonsense API",
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version="0.19.0",
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lifespan=lifespan,
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)
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app.include_router(stuff_router)
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app.include_router(nonsense_router)
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app.include_router(shakespeare_router)
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app.include_router(user_router)
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app.include_router(ml_router, prefix="/v1/ml", tags=["ML"])
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app.include_router(health_router, prefix="/v1/public/health", tags=["Health, Public"])
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app.include_router(
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health_router,
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prefix="/v1/health",
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tags=["Health, Bearer"],
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dependencies=[Depends(AuthBearer())],
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)
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@app.get("/index", response_class=HTMLResponse)
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def get_index(request: Request):
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return templates.TemplateResponse("index.html", {"request": request})
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return app
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app = create_app()
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# --- Unused/experimental code and TODOs ---
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# from apscheduler import AsyncScheduler
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# from apscheduler.datastores.sqlalchemy import SQLAlchemyDataStore
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# from apscheduler.eventbrokers.redis import RedisEventBroker
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# from app.database import engine
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# from app.services.scheduler import SchedulerMiddleware
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# _scheduler_data_store = SQLAlchemyDataStore(engine, schema="scheduler")
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# _scheduler_event_broker = RedisEventBroker(client_or_url=global_settings.redis_url.unicode_string())
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# _scheduler_himself = AsyncScheduler(_scheduler_data_store, _scheduler_event_broker)
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# app.add_middleware(SchedulerMiddleware, scheduler=_scheduler_himself)
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# TODO: every non-GET method should reset cache
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# TODO: scheduler tasks needing DB should access connection pool via request
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# TODO: https://stackoverflow.com/questions/16053364/make-sure-only-one-worker-launches-the-apscheduler-event-in-a-pyramid-web-app-ru |