mirror of
https://github.com/PiBrewing/craftbeerpi4.git
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63 lines
2 KiB
Python
63 lines
2 KiB
Python
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"""Low level HTTP server."""
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import asyncio
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from typing import Any, Awaitable, Callable, Dict, List, Optional # noqa
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from .abc import AbstractStreamWriter
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from .helpers import get_running_loop
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from .http_parser import RawRequestMessage
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from .streams import StreamReader
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from .web_protocol import RequestHandler, _RequestFactory, _RequestHandler
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from .web_request import BaseRequest
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__all__ = ("Server",)
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class Server:
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def __init__(
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self,
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handler: _RequestHandler,
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*,
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request_factory: Optional[_RequestFactory] = None,
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loop: Optional[asyncio.AbstractEventLoop] = None,
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**kwargs: Any
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) -> None:
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self._loop = get_running_loop(loop)
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self._connections = {} # type: Dict[RequestHandler, asyncio.Transport]
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self._kwargs = kwargs
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self.requests_count = 0
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self.request_handler = handler
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self.request_factory = request_factory or self._make_request
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@property
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def connections(self) -> List[RequestHandler]:
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return list(self._connections.keys())
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def connection_made(
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self, handler: RequestHandler, transport: asyncio.Transport
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) -> None:
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self._connections[handler] = transport
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def connection_lost(
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self, handler: RequestHandler, exc: Optional[BaseException] = None
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) -> None:
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if handler in self._connections:
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del self._connections[handler]
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def _make_request(
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self,
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message: RawRequestMessage,
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payload: StreamReader,
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protocol: RequestHandler,
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writer: AbstractStreamWriter,
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task: "asyncio.Task[None]",
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) -> BaseRequest:
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return BaseRequest(message, payload, protocol, writer, task, self._loop)
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async def shutdown(self, timeout: Optional[float] = None) -> None:
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coros = [conn.shutdown(timeout) for conn in self._connections]
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await asyncio.gather(*coros)
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self._connections.clear()
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def __call__(self) -> RequestHandler:
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return RequestHandler(self, loop=self._loop, **self._kwargs)
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