fix: 포트 충돌 회피 — note_bridge 8098, intent_service 8099
Jellyfin(8096), OrbStack(8097) 포트 충돌으로 변경. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Hyungi Ahn
254
.venv/lib/python3.9/site-packages/qh3/asyncio/protocol.py
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254
.venv/lib/python3.9/site-packages/qh3/asyncio/protocol.py
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from __future__ import annotations
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import asyncio
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from typing import Any, Callable, cast
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from ..quic import events
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from ..quic.connection import NetworkAddress, QuicConnection
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QuicConnectionIdHandler = Callable[[bytes], None]
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QuicStreamHandler = Callable[[asyncio.StreamReader, asyncio.StreamWriter], None]
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class QuicConnectionProtocol(asyncio.DatagramProtocol):
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def __init__(
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self, quic: QuicConnection, stream_handler: QuicStreamHandler | None = None
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):
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loop = asyncio.get_running_loop()
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self._closed = asyncio.Event()
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self._connected = False
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self._connected_waiter: asyncio.Future[None] | None = None
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self._loop = loop
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self._ping_waiters: dict[int, asyncio.Future[None]] = {}
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self._quic = quic
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self._stream_readers: dict[int, asyncio.StreamReader] = {}
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self._timer: asyncio.TimerHandle | None = None
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self._timer_at: float | None = None
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self._transmit_task: asyncio.Handle | None = None
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self._transport: asyncio.DatagramTransport | None = None
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# callbacks
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self._connection_id_issued_handler: QuicConnectionIdHandler = lambda c: None
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self._connection_id_retired_handler: QuicConnectionIdHandler = lambda c: None
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self._connection_terminated_handler: Callable[[], None] = lambda: None
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if stream_handler is not None:
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self._stream_handler = stream_handler
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else:
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self._stream_handler = lambda r, w: None
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def change_connection_id(self) -> None:
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"""
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Change the connection ID used to communicate with the peer.
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The previous connection ID will be retired.
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"""
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self._quic.change_connection_id()
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self.transmit()
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def close(self) -> None:
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"""
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Close the connection.
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"""
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self._quic.close()
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self.transmit()
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def connect(self, addr: NetworkAddress) -> None:
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"""
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Initiate the TLS handshake.
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This method can only be called for clients and a single time.
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"""
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self._quic.connect(addr, now=self._loop.time())
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self.transmit()
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async def create_stream(
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self, is_unidirectional: bool = False
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) -> tuple[asyncio.StreamReader, asyncio.StreamWriter]:
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"""
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Create a QUIC stream and return a pair of (reader, writer) objects.
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The returned reader and writer objects are instances of
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:class:`asyncio.StreamReader` and :class:`asyncio.StreamWriter` classes.
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"""
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stream_id = self._quic.get_next_available_stream_id(
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is_unidirectional=is_unidirectional
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)
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return self._create_stream(stream_id)
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def request_key_update(self) -> None:
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"""
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Request an update of the encryption keys.
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"""
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self._quic.request_key_update()
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self.transmit()
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async def ping(self) -> None:
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"""
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Ping the peer and wait for the response.
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"""
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waiter = self._loop.create_future()
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uid = id(waiter)
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self._ping_waiters[uid] = waiter
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self._quic.send_ping(uid)
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self.transmit()
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await asyncio.shield(waiter)
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def transmit(self) -> None:
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"""
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Send pending datagrams to the peer and arm the timer if needed.
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"""
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self._transmit_task = None
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# send datagrams
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for data, addr in self._quic.datagrams_to_send(now=self._loop.time()):
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self._transport.sendto(data, addr)
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# re-arm timer
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timer_at = self._quic.get_timer()
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if self._timer is not None and self._timer_at != timer_at:
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self._timer.cancel()
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self._timer = None
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if self._timer is None and timer_at is not None:
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self._timer = self._loop.call_at(timer_at, self._handle_timer)
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self._timer_at = timer_at
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async def wait_closed(self) -> None:
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"""
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Wait for the connection to be closed.
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"""
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await self._closed.wait()
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async def wait_connected(self) -> None:
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"""
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Wait for the TLS handshake to complete.
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"""
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assert self._connected_waiter is None, "already awaiting connected"
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if not self._connected:
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self._connected_waiter = self._loop.create_future()
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await asyncio.shield(self._connected_waiter)
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# asyncio.Transport
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def connection_made(self, transport: asyncio.BaseTransport) -> None:
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self._transport = cast(asyncio.DatagramTransport, transport)
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def datagram_received(self, data: bytes | str, addr: NetworkAddress) -> None:
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self._quic.receive_datagram(cast(bytes, data), addr, now=self._loop.time())
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self._process_events()
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self.transmit()
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# overridable
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def quic_event_received(self, event: events.QuicEvent) -> None:
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"""
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Called when a QUIC event is received.
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Reimplement this in your subclass to handle the events.
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"""
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# FIXME: move this to a subclass
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if isinstance(event, events.ConnectionTerminated):
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for reader in self._stream_readers.values():
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reader.feed_eof()
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elif isinstance(event, events.StreamDataReceived):
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reader = self._stream_readers.get(event.stream_id, None)
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if reader is None:
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reader, writer = self._create_stream(event.stream_id)
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self._stream_handler(reader, writer)
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reader.feed_data(event.data)
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if event.end_stream:
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reader.feed_eof()
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# private
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def _create_stream(
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self, stream_id: int
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) -> tuple[asyncio.StreamReader, asyncio.StreamWriter]:
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adapter = QuicStreamAdapter(self, stream_id)
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reader = asyncio.StreamReader()
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writer = asyncio.StreamWriter(adapter, None, reader, self._loop)
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self._stream_readers[stream_id] = reader
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return reader, writer
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def _handle_timer(self) -> None:
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now = max(self._timer_at, self._loop.time())
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self._timer = None
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self._timer_at = None
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self._quic.handle_timer(now=now)
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self._process_events()
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self.transmit()
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def _process_events(self) -> None:
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event = self._quic.next_event()
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while event is not None:
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if isinstance(event, events.ConnectionIdIssued):
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self._connection_id_issued_handler(event.connection_id)
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elif isinstance(event, events.ConnectionIdRetired):
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self._connection_id_retired_handler(event.connection_id)
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elif isinstance(event, events.ConnectionTerminated):
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self._connection_terminated_handler()
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# abort connection waiter
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if self._connected_waiter is not None:
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waiter = self._connected_waiter
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self._connected_waiter = None
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waiter.set_exception(ConnectionError)
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# abort ping waiters
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for waiter in self._ping_waiters.values():
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waiter.set_exception(ConnectionError)
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self._ping_waiters.clear()
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self._closed.set()
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elif isinstance(event, events.HandshakeCompleted):
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if self._connected_waiter is not None:
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waiter = self._connected_waiter
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self._connected = True
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self._connected_waiter = None
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waiter.set_result(None)
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elif isinstance(event, events.PingAcknowledged):
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waiter = self._ping_waiters.pop(event.uid, None)
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if waiter is not None:
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waiter.set_result(None)
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self.quic_event_received(event)
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event = self._quic.next_event()
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def _transmit_soon(self) -> None:
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if self._transmit_task is None:
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self._transmit_task = self._loop.call_soon(self.transmit)
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class QuicStreamAdapter(asyncio.Transport):
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def __init__(self, protocol: QuicConnectionProtocol, stream_id: int):
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super().__init__()
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self.protocol = protocol
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self.stream_id = stream_id
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self._closing = False
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def can_write_eof(self) -> bool:
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return True
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def get_extra_info(self, name: str, default: Any = None) -> Any:
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"""
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Get information about the underlying QUIC stream.
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"""
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if name == "stream_id":
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return self.stream_id
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def write(self, data) -> None:
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self.protocol._quic.send_stream_data(self.stream_id, data)
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self.protocol._transmit_soon()
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def write_eof(self) -> None:
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if self._closing:
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return
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self._closing = True
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self.protocol._quic.send_stream_data(self.stream_id, b"", end_stream=True)
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self.protocol._transmit_soon()
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def close(self) -> None:
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self.write_eof()
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def is_closing(self) -> bool:
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return self._closing
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