110 lines
2.6 KiB
Python
110 lines
2.6 KiB
Python
"""
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FastAPI Application Entry Point
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Integrated API Gateway + Telegram Bot
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"""
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import logging
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import warnings
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from contextlib import asynccontextmanager
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from fastapi import FastAPI
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from fastapi.middleware.cors import CORSMiddleware
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from app.core.config import settings
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from app.db.database import engine, Base, get_db
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from app.security.middleware import add_security_middleware
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from app.api import transactions, auth
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import redis
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# Suppress Pydantic V2 migration warnings
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warnings.filterwarnings('ignore', message="Valid config keys have changed in V2")
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# Configure logging
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logging.basicConfig(
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level=logging.INFO,
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format='%(asctime)s - %(name)s - %(levelname)s - %(message)s'
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)
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logger = logging.getLogger(__name__)
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# Redis client
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redis_client = redis.from_url(settings.redis_url)
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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"""
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Startup/Shutdown events
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"""
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# === STARTUP ===
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logger.info("🚀 Application starting...")
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# Create database tables (if not exist)
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Base.metadata.create_all(bind=engine)
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logger.info("✅ Database initialized")
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# Verify Redis connection
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try:
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redis_client.ping()
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logger.info("✅ Redis connected")
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except Exception as e:
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logger.error(f"❌ Redis connection failed: {e}")
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yield
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# === SHUTDOWN ===
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logger.info("🛑 Application shutting down...")
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redis_client.close()
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logger.info("✅ Cleanup complete")
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# Create FastAPI application
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app = FastAPI(
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title="Finance Bot API",
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description="API-First Zero-Trust Architecture for Family Finance Management",
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version="1.0.0",
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lifespan=lifespan,
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)
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# Add CORS middleware
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app.add_middleware(
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CORSMiddleware,
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allow_origins=settings.cors_allowed_origins,
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allow_credentials=settings.cors_allow_credentials,
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allow_methods=settings.cors_allow_methods,
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allow_headers=settings.cors_allow_headers,
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)
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# Add security middleware
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add_security_middleware(app, redis_client, next(get_db()))
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# Include API routers
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app.include_router(auth.router)
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app.include_router(transactions.router)
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# ========== Health Check ==========
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@app.get("/health", tags=["health"])
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async def health_check():
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"""
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Health check endpoint.
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No authentication required.
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"""
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return {
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"status": "ok",
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"environment": settings.app_env,
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"version": "1.0.0",
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}
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# ========== Graceful Shutdown ==========
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import signal
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import asyncio
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async def shutdown_handler(sig):
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"""Handle graceful shutdown"""
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logger.info(f"Received signal {sig}, shutting down...")
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# Close connections
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redis_client.close()
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# Exit
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return 0
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