vllm/tests/utils_/test_network_utils.py
iAmir97 7a6c8c3fa1
[Chore] Separate out vllm.utils.network_utils (#27164)
Signed-off-by: iAmir97 <Amir.balwel@embeddedllm.com>
Co-authored-by: iAmir97 <Amir.balwel@embeddedllm.com>
2025-10-19 03:06:32 -07:00

127 lines
3.8 KiB
Python

# SPDX-License-Identifier: Apache-2.0
# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
import socket
import pytest
import zmq
from vllm.utils.network_utils import (
get_open_port,
get_tcp_uri,
join_host_port,
make_zmq_path,
make_zmq_socket,
split_host_port,
split_zmq_path,
)
def test_get_open_port(monkeypatch: pytest.MonkeyPatch):
with monkeypatch.context() as m:
m.setenv("VLLM_PORT", "5678")
# make sure we can get multiple ports, even if the env var is set
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s1:
s1.bind(("localhost", get_open_port()))
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s2:
s2.bind(("localhost", get_open_port()))
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s3:
s3.bind(("localhost", get_open_port()))
@pytest.mark.parametrize(
"path,expected",
[
("ipc://some_path", ("ipc", "some_path", "")),
("tcp://127.0.0.1:5555", ("tcp", "127.0.0.1", "5555")),
("tcp://[::1]:5555", ("tcp", "::1", "5555")), # IPv6 address
("inproc://some_identifier", ("inproc", "some_identifier", "")),
],
)
def test_split_zmq_path(path, expected):
assert split_zmq_path(path) == expected
@pytest.mark.parametrize(
"invalid_path",
[
"invalid_path", # Missing scheme
"tcp://127.0.0.1", # Missing port
"tcp://[::1]", # Missing port for IPv6
"tcp://:5555", # Missing host
],
)
def test_split_zmq_path_invalid(invalid_path):
with pytest.raises(ValueError):
split_zmq_path(invalid_path)
def test_make_zmq_socket_ipv6():
# Check if IPv6 is supported by trying to create an IPv6 socket
try:
sock = socket.socket(socket.AF_INET6, socket.SOCK_STREAM)
sock.close()
except OSError:
pytest.skip("IPv6 is not supported on this system")
ctx = zmq.Context()
ipv6_path = "tcp://[::]:5555" # IPv6 loopback address
socket_type = zmq.REP # Example socket type
# Create the socket
zsock: zmq.Socket = make_zmq_socket(ctx, ipv6_path, socket_type)
# Verify that the IPV6 option is set
assert zsock.getsockopt(zmq.IPV6) == 1, (
"IPV6 option should be enabled for IPv6 addresses"
)
# Clean up
zsock.close()
ctx.term()
def test_make_zmq_path():
assert make_zmq_path("tcp", "127.0.0.1", "5555") == "tcp://127.0.0.1:5555"
assert make_zmq_path("tcp", "::1", "5555") == "tcp://[::1]:5555"
def test_get_tcp_uri():
assert get_tcp_uri("127.0.0.1", 5555) == "tcp://127.0.0.1:5555"
assert get_tcp_uri("::1", 5555) == "tcp://[::1]:5555"
def test_split_host_port():
# valid ipv4
assert split_host_port("127.0.0.1:5555") == ("127.0.0.1", 5555)
# invalid ipv4
with pytest.raises(ValueError):
# multi colon
assert split_host_port("127.0.0.1::5555")
with pytest.raises(ValueError):
# tailing colon
assert split_host_port("127.0.0.1:5555:")
with pytest.raises(ValueError):
# no colon
assert split_host_port("127.0.0.15555")
with pytest.raises(ValueError):
# none int port
assert split_host_port("127.0.0.1:5555a")
# valid ipv6
assert split_host_port("[::1]:5555") == ("::1", 5555)
# invalid ipv6
with pytest.raises(ValueError):
# multi colon
assert split_host_port("[::1]::5555")
with pytest.raises(IndexError):
# no colon
assert split_host_port("[::1]5555")
with pytest.raises(ValueError):
# none int port
assert split_host_port("[::1]:5555a")
def test_join_host_port():
assert join_host_port("127.0.0.1", 5555) == "127.0.0.1:5555"
assert join_host_port("::1", 5555) == "[::1]:5555"