moving logic to WebsocketServerInputTransport

This commit is contained in:
Vaibhav159
2024-11-21 14:45:24 +05:30
parent da254c5143
commit 7dfa886669

View File

@@ -47,6 +47,7 @@ class WebsocketServerParams(TransportParams):
class WebsocketServerCallbacks(BaseModel):
on_client_connected: Callable[[websockets.WebSocketServerProtocol], Awaitable[None]]
on_client_disconnected: Callable[[websockets.WebSocketServerProtocol], Awaitable[None]]
on_session_timeout: Callable[[websockets.WebSocketServerProtocol], Awaitable[None]]
class WebsocketServerInputTransport(BaseInputTransport):
@@ -99,6 +100,10 @@ class WebsocketServerInputTransport(BaseInputTransport):
# Notify
await self._callbacks.on_client_connected(websocket)
# Create a task to monitor the websocket connection
if self._params.session_timeout:
self.get_event_loop().create_task(self._monitor_websocket(websocket))
# Handle incoming messages
async for message in websocket:
frame = self._params.serializer.deserialize(message)
@@ -125,6 +130,17 @@ class WebsocketServerInputTransport(BaseInputTransport):
logger.info(f"Client {websocket.remote_address} disconnected")
async def _monitor_websocket(self, websocket: websockets.WebSocketServerProtocol):
"""
Wait for self._params.session_timeout seconds, if the websocket is still open, trigger timeout event.
"""
try:
await asyncio.sleep(self._params.session_timeout)
if not websocket.closed:
await self._callbacks.on_session_timeout(websocket)
except asyncio.CancelledError:
logger.info(f"Monitoring task cancelled for: {websocket.remote_address}")
class WebsocketServerOutputTransport(BaseOutputTransport):
def __init__(self, params: WebsocketServerParams, **kwargs):
@@ -209,6 +225,7 @@ class WebsocketServerTransport(BaseTransport):
self._callbacks = WebsocketServerCallbacks(
on_client_connected=self._on_client_connected,
on_client_disconnected=self._on_client_disconnected,
on_session_timeout=self._on_session_timeout
)
self._input: WebsocketServerInputTransport | None = None
self._output: WebsocketServerOutputTransport | None = None
@@ -218,9 +235,7 @@ class WebsocketServerTransport(BaseTransport):
# these handlers.
self._register_event_handler("on_client_connected")
self._register_event_handler("on_client_disconnected")
if self._params.session_timeout:
self._register_event_handler("on_session_timeout")
self._register_event_handler("on_session_timeout")
def input(self) -> WebsocketServerInputTransport:
if not self._input:
@@ -234,22 +249,9 @@ class WebsocketServerTransport(BaseTransport):
self._output = WebsocketServerOutputTransport(self._params, name=self._output_name)
return self._output
async def _monitor_websocket(self, websocket: websockets.WebSocketServerProtocol):
"""
Wait for self._params.session_timeout seconds, if the websocket is still open, trigger timeout event.
"""
try:
await asyncio.sleep(self._params.session_timeout)
if not websocket.closed:
await self._call_event_handler("on_session_timeout", websocket)
except asyncio.CancelledError:
logger.info(f"Monitoring task cancelled for: {websocket.remote_address}")
async def _on_client_connected(self, websocket):
if self._output:
await self._output.set_client_connection(websocket)
if self._params.session_timeout:
self._loop.create_task(self._monitor_websocket(websocket))
await self._call_event_handler("on_client_connected", websocket)
else:
logger.error("A WebsocketServerTransport output is missing in the pipeline")
@@ -261,3 +263,6 @@ class WebsocketServerTransport(BaseTransport):
else:
logger.error("A WebsocketServerTransport output is missing in the pipeline")
async def _on_session_timeout(self, websocket):
await self._call_event_handler("on_session_timeout", websocket)