118 lines
3.7 KiB
Python
118 lines
3.7 KiB
Python
import asyncio
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import os
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import sys
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from importlib import import_module
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from os.path import exists
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from ariadne import load_schema_from_path, make_executable_schema
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from ariadne.asgi import GraphQL
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from starlette.applications import Starlette
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from starlette.middleware.cors import CORSMiddleware
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from starlette.requests import Request
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from starlette.responses import JSONResponse, Response
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from starlette.routing import Route
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from cache.precache import precache_data
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from cache.revalidator import revalidation_manager
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from services.exception import ExceptionHandlerMiddleware
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from services.redis import redis
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from services.schema import create_all_tables, resolvers
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from services.search import search_service
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from services.viewed import ViewedStorage
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from services.webhook import WebhookEndpoint, create_webhook_endpoint
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from settings import DEV_SERVER_PID_FILE_NAME, MODE
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from services.db import engine
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from utils.logger import root_logger as logger
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import_module("resolvers")
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schema = make_executable_schema(load_schema_from_path("schema/"), resolvers)
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async def start():
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if MODE == "development":
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if not exists(DEV_SERVER_PID_FILE_NAME):
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# pid file management
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with open(DEV_SERVER_PID_FILE_NAME, "w", encoding="utf-8") as f:
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f.write(str(os.getpid()))
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print(f"[main] process started in {MODE} mode")
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async def create_all_tables_async():
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# Оборачиваем синхронную функцию в асинхронную
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await asyncio.to_thread(create_all_tables)
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async def lifespan(app):
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try:
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await asyncio.gather(
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create_all_tables_async(),
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redis.connect(),
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precache_data(),
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ViewedStorage.init(),
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create_webhook_endpoint(),
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search_service.info(),
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start(),
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revalidation_manager.start(),
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)
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yield
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finally:
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tasks = [redis.disconnect(), ViewedStorage.stop(), revalidation_manager.stop()]
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await asyncio.gather(*tasks, return_exceptions=True)
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# Создаем экземпляр GraphQL
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graphql_app = GraphQL(schema, debug=True)
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# Оборачиваем GraphQL-обработчик для лучшей обработки ошибок
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async def graphql_handler(request: Request):
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if request.method not in ["GET", "POST"]:
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return JSONResponse({"error": "Method Not Allowed"}, status_code=405)
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try:
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result = await graphql_app.handle_request(request)
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if isinstance(result, Response):
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return result
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return JSONResponse(result)
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except asyncio.CancelledError:
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return JSONResponse({"error": "Request cancelled"}, status_code=499)
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except Exception as e:
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print(f"GraphQL error: {str(e)}")
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return JSONResponse({"error": str(e)}, status_code=500)
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# Обновляем маршрут в Starlette
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app = Starlette(
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routes=[
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Route("/", graphql_handler, methods=["GET", "POST"]),
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Route("/new-author", WebhookEndpoint),
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],
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lifespan=lifespan,
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debug=True,
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)
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app.add_middleware(ExceptionHandlerMiddleware)
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if "dev" in sys.argv:
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["https://localhost:3000"],
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"],
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)
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def init_database():
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"""Initialize database tables before starting the server"""
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logger.info("Initializing database...")
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create_all_tables(engine)
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logger.info("Database initialized")
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def main():
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# Инициализируем базу данных перед запуском сервера
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init_database()
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# Остальной код запуска сервера...
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if __name__ == "__main__":
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main()
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