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Enso-Bot/venv/Lib/site-packages/aiohttp/web_server.py

58 lines
2.1 KiB
Python

"""Low level HTTP server."""
import asyncio
from typing import Any, Awaitable, Callable, Dict, List, Optional # noqa
from .abc import AbstractStreamWriter
from .helpers import get_running_loop
from .http_parser import RawRequestMessage
from .streams import StreamReader
from .web_protocol import RequestHandler, _RequestFactory, _RequestHandler
from .web_request import BaseRequest
__all__ = ('Server',)
class Server:
def __init__(self,
handler: _RequestHandler,
*,
request_factory: Optional[_RequestFactory]=None,
loop: Optional[asyncio.AbstractEventLoop]=None,
**kwargs: Any) -> None:
self._loop = get_running_loop(loop)
self._connections = {} # type: Dict[RequestHandler, asyncio.Transport]
self._kwargs = kwargs
self.requests_count = 0
self.request_handler = handler
self.request_factory = request_factory or self._make_request
@property
def connections(self) -> List[RequestHandler]:
return list(self._connections.keys())
def connection_made(self, handler: RequestHandler,
transport: asyncio.Transport) -> None:
self._connections[handler] = transport
def connection_lost(self, handler: RequestHandler,
exc: Optional[BaseException]=None) -> None:
if handler in self._connections:
del self._connections[handler]
def _make_request(self, message: RawRequestMessage,
payload: StreamReader,
protocol: RequestHandler,
writer: AbstractStreamWriter,
task: 'asyncio.Task[None]') -> BaseRequest:
return BaseRequest(
message, payload, protocol, writer, task, self._loop)
async def shutdown(self, timeout: Optional[float]=None) -> None:
coros = [conn.shutdown(timeout) for conn in self._connections]
await asyncio.gather(*coros, loop=self._loop)
self._connections.clear()
def __call__(self) -> RequestHandler:
return RequestHandler(self, loop=self._loop, **self._kwargs)