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Close the socket if there's a failure in start_connection() #10464

Merged
merged 9 commits into from
Feb 20, 2025
10 changes: 9 additions & 1 deletion aiohttp/connector.py
Original file line number Diff line number Diff line change
Expand Up @@ -1101,6 +1101,7 @@ async def _wrap_create_connection(
client_error: Type[Exception] = ClientConnectorError,
**kwargs: Any,
) -> Tuple[asyncio.Transport, ResponseHandler]:
sock = None
try:
async with ceil_timeout(
timeout.sock_connect, ceil_threshold=timeout.ceil_threshold
Expand All @@ -1112,7 +1113,11 @@ async def _wrap_create_connection(
interleave=self._interleave,
loop=self._loop,
)
return await self._loop.create_connection(*args, **kwargs, sock=sock)
connection = await self._loop.create_connection(
*args, **kwargs, sock=sock
)
sock = None
return connection
except cert_errors as exc:
raise ClientConnectorCertificateError(req.connection_key, exc) from exc
except ssl_errors as exc:
Expand All @@ -1121,6 +1126,9 @@ async def _wrap_create_connection(
if exc.errno is None and isinstance(exc, asyncio.TimeoutError):
raise
raise client_error(req.connection_key, exc) from exc
finally:
if sock is not None:
sock.close()

def _warn_about_tls_in_tls(
self,
Expand Down
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