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[Bugfix] Bind api server port before starting engine #8491

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merged 7 commits into from
Sep 16, 2024
Merged

[Bugfix] Bind api server port before starting engine #8491

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62fd8d7
Bind remote server to port 0
kevin314 Sep 14, 2024
42b9a1e
Revert "Bind remote server to port 0"
kevin314 Sep 15, 2024
2bac8b1
Set VLLM_PORT env variable
kevin314 Sep 15, 2024
9d4a07c
Run linter
kevin314 Sep 15, 2024
103957f
Trigger Build
kevin314 Sep 15, 2024
4558420
Revert "Set VLLM_PORT env variable"
kevin314 Sep 16, 2024
44aea07
Bind api server port before starting engine
kevin314 Sep 16, 2024
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6 changes: 6 additions & 0 deletions vllm/entrypoints/openai/api_server.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@
import os
import re
import signal
import socket
import tempfile
from argparse import Namespace
from contextlib import asynccontextmanager
Expand Down Expand Up @@ -525,6 +526,9 @@ async def run_server(args, **uvicorn_kwargs) -> None:
logger.info("vLLM API server version %s", VLLM_VERSION)
logger.info("args: %s", args)

temp_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
temp_socket.bind(("", args.port))
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this may disable listening on ipv6 address


def signal_handler(*_) -> None:
# Interrupt server on sigterm while initializing
raise KeyboardInterrupt("terminated")
Expand All @@ -541,6 +545,8 @@ def signal_handler(*_) -> None:
model_config = await async_engine_client.get_model_config()
init_app_state(async_engine_client, model_config, app.state, args)

temp_socket.close()

shutdown_task = await serve_http(
app,
limit_concurrency=async_engine_client.limit_concurrency,
Expand Down
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