mirror of
https://github.com/PiBrewing/craftbeerpi4.git
synced 2024-12-23 14:04:58 +01:00
63 lines
2 KiB
Python
63 lines
2 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)
|
||
|
|
self._connections.clear()
|
||
|
|
|
||
|
|
def __call__(self) -> RequestHandler:
|
||
|
|
return RequestHandler(self, loop=self._loop, **self._kwargs)
|