fix socketpair EOF

proxy/tg_ws_proxy.py

@@ -29,6 +29,7 @@ from .balancer import balancer
 from .pool import ws_pool, cf_worker_pool
 from .cf_h2 import CfH2Pool
 from .network_debug import log_ws_flow
+from .event_loop import install_self_pipe_guard
 from ._aes import Cipher, algorithms, modes
 
 
@@ -360,6 +361,7 @@ _client_tasks: Set[asyncio.Task] = set()
 
 async def _run(stop_event: Optional[asyncio.Event] = None):
     global _server_instance, _server_stop_event, cf_h2_pool
+    install_self_pipe_guard(asyncio.get_running_loop())
     _server_stop_event = stop_event
 
     reset_tcp_backoff()