Files
jupyterhub/jupyterhub/tests/test_metrics.py
2022-03-31 12:33:26 +02:00

76 lines
1.9 KiB
Python

import json
from unittest import mock
import pytest
from jupyterhub import metrics, orm, roles
from .utils import api_request, get_page
async def test_total_users(app):
num_users = app.db.query(orm.User).count()
sample = metrics.TOTAL_USERS.collect()[0].samples[0]
assert sample.value == num_users
await api_request(
app, "/users", method="post", data=json.dumps({"usernames": ["incrementor"]})
)
sample = metrics.TOTAL_USERS.collect()[0].samples[0]
assert sample.value == num_users + 1
# GET /users used to double-count
await api_request(app, "/users")
# populate the Users cache dict if any are missing:
for user in app.db.query(orm.User):
_ = app.users[user.id]
sample = metrics.TOTAL_USERS.collect()[0].samples[0]
assert sample.value == num_users + 1
await api_request(app, "/users/incrementor", method="delete")
sample = metrics.TOTAL_USERS.collect()[0].samples[0]
assert sample.value == num_users
@pytest.mark.parametrize(
"authenticate_prometheus, authenticated, authorized, success",
[
(True, True, True, True),
(True, True, False, False),
(True, False, False, False),
(False, True, True, True),
(False, False, False, True),
],
)
async def test_metrics_auth(
app,
authenticate_prometheus,
authenticated,
authorized,
success,
create_temp_role,
user,
):
if authorized:
role = create_temp_role(["read:metrics"])
roles.grant_role(app.db, user, role)
headers = {}
if authenticated:
token = user.new_api_token()
headers["Authorization"] = f"token {token}"
with mock.patch.dict(
app.tornado_settings, {"authenticate_prometheus": authenticate_prometheus}
):
r = await get_page("metrics", app, headers=headers)
if success:
assert r.status_code == 200
else:
assert r.status_code == 403
assert 'read:metrics' in r.text