ray/release/k8s_tests/locustfile.py
Yi Cheng 4d91f516ca
[nightly] Add serve ha chaos test into nightly test. (#27413)
This PR adds a serve ha test. The flow of the tests is:

1. check the kube ray build
2. start ray service
3. warm up the cluster
4. start killing nodes
5. get the stats and make sure it's good
2022-08-29 16:55:36 -07:00

33 lines
948 B
Python

import locust
from locust import task, HttpUser
import logging
from requests.adapters import HTTPAdapter
from requests.packages.urllib3.util.retry import Retry
logger = logging.getLogger(__name__)
class TimeoutHTTPAdapter(HTTPAdapter):
def __init__(self, timeout, *args, **kwargs):
self.timeout = timeout
super().__init__(*args, **kwargs)
def send(self, request, **kwargs):
timeout = kwargs.get("timeout")
if timeout is None:
kwargs["timeout"] = self.timeout
return super().send(request, **kwargs)
class ServeTest(HttpUser):
wait_time = locust.wait_time.constant_throughput(10)
def on_start(self):
retries = Retry(
total=3, backoff_factor=0.5, status_forcelist=[429, 500, 502, 503, 504]
)
self.client.mount("http://", TimeoutHTTPAdapter(max_retries=retries, timeout=1))
@task
def index(self):
self.client.get("/?val=3")