File size: 6,647 Bytes
a402b9b | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 | import json
import tempfile
import threading
import time
import unittest
from http.server import BaseHTTPRequestHandler, HTTPServer
from pathlib import Path
from sglang.bench_serving import run_benchmark
from sglang.benchmark.utils import parse_custom_headers
from sglang.srt.utils import kill_process_tree
from sglang.test.ci.ci_register import register_amd_ci, register_cuda_ci
from sglang.test.test_utils import (
DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
DEFAULT_URL_FOR_TEST,
CustomTestCase,
get_benchmark_args,
popen_launch_server,
)
register_cuda_ci(est_time=300, suite="nightly-1-gpu", nightly=True)
register_amd_ci(est_time=300, suite="nightly-amd-1-gpu", nightly=True)
MODEL = "Qwen/Qwen3-0.6B"
NUM_CONVERSATIONS, NUM_TURNS = 4, 3
class TestBenchServingFunctionality(CustomTestCase):
def test_gsp_multi_turn(self):
with tempfile.TemporaryDirectory() as temp_dir:
process = popen_launch_server(
MODEL,
DEFAULT_URL_FOR_TEST,
timeout=DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
other_args=[
"--mem-fraction-static",
"0.7",
"--log-requests",
"--log-requests-level",
"3",
"--log-requests-format",
"json",
"--log-requests-target",
"stdout",
temp_dir,
],
)
try:
args = get_benchmark_args(
base_url=DEFAULT_URL_FOR_TEST,
backend="sglang-oai-chat",
tokenizer=MODEL,
dataset_name="generated-shared-prefix",
num_prompts=NUM_CONVERSATIONS,
request_rate=float("inf"),
gsp_num_groups=2,
gsp_prompts_per_group=2,
gsp_system_prompt_len=64,
gsp_question_len=16,
gsp_output_len=16,
gsp_num_turns=NUM_TURNS,
)
args.warmup_requests = 0
res = run_benchmark(args)
self.assertEqual(res["completed"], NUM_CONVERSATIONS * NUM_TURNS)
time.sleep(1)
logs = "".join(f.read_text() for f in Path(temp_dir).glob("*.log"))
self._verify_multi_turn_logs(logs)
finally:
kill_process_tree(process.pid)
def _verify_multi_turn_logs(self, content: str):
reqs = []
for line in content.splitlines():
if not line.startswith("{"):
continue
obj = json.loads(line)
if obj.get("event") != "request.finished":
continue
text = obj.get("obj", {}).get("text")
rid = obj.get("rid", "")
if text and not rid.startswith("HEALTH_CHECK"):
reqs.append(text)
self.assertGreaterEqual(len(reqs), NUM_CONVERSATIONS * NUM_TURNS)
# Verify prefix relationships
reqs_sorted = sorted(reqs, key=len)
prefix_count = 0
for i, text in enumerate(reqs_sorted):
for j in range(i + 1, len(reqs_sorted)):
if reqs_sorted[j].startswith(text):
prefix_count += 1
break
expected = NUM_CONVERSATIONS * (NUM_TURNS - 1)
self.assertGreaterEqual(
prefix_count, expected, f"Expected at least {expected} prefix pairs"
)
class TestBenchServingCustomHeaders(CustomTestCase):
def test_parse_custom_headers(self):
headers = parse_custom_headers(["MyHeader=MY_VALUE", "Another=value=hello"])
self.assertEqual(headers, {"MyHeader": "MY_VALUE", "Another": "value=hello"})
headers = parse_custom_headers(["InvalidNoEquals"])
self.assertEqual(headers, {})
headers = parse_custom_headers(["=NoKey"])
self.assertEqual(headers, {})
# TODO: Using well-implemented mock server, e.g. the on in sgl-router
def test_custom_headers_sent_to_server(self):
import queue
received_requests = queue.Queue()
class HeaderEchoHandler(BaseHTTPRequestHandler):
def _handle(self):
received_requests.put(
{
"method": self.command,
"path": self.path,
"headers": dict(self.headers),
}
)
self.send_response(200)
self.send_header("Content-Type", "application/json")
self.end_headers()
if self.path == "/v1/models":
self.wfile.write(json.dumps({"data": [{"id": "gpt2"}]}).encode())
elif self.path == "/generate":
self.wfile.write(
json.dumps(
{"text": "ok", "meta_info": {"completion_tokens": 1}}
).encode()
)
else:
self.wfile.write(json.dumps({}).encode())
do_GET = do_POST = _handle
server = HTTPServer(("127.0.0.1", 0), HeaderEchoHandler)
port = server.server_address[1]
server_thread = threading.Thread(target=server.serve_forever)
server_thread.daemon = True
server_thread.start()
try:
args = get_benchmark_args(
base_url=f"http://127.0.0.1:{port}",
backend="sglang",
dataset_name="random",
tokenizer="gpt2",
num_prompts=1,
random_input_len=8,
random_output_len=8,
header=["X-Custom-Test=TestValue123", "X-Another=AnotherVal"],
)
args.warmup_requests = 0
args.disable_tqdm = True
run_benchmark(args)
except Exception:
pass
finally:
server.shutdown()
all_reqs = []
while not received_requests.empty():
all_reqs.append(received_requests.get_nowait())
generate_reqs = [r for r in all_reqs if r["path"] == "/generate"]
self.assertGreater(
len(generate_reqs),
0,
f"No /generate request. All: {[r['path'] for r in all_reqs]}",
)
headers = generate_reqs[0]["headers"]
self.assertEqual(headers.get("X-Custom-Test"), "TestValue123")
self.assertEqual(headers.get("X-Another"), "AnotherVal")
if __name__ == "__main__":
unittest.main()
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