mirror of
https://git.anonymousland.org/anonymousland/synapse-product.git
synced 2024-12-29 22:36:09 -05:00
a683028d81
* Correctly ratelimit invites when creating a room Also allow ratelimiting for more than one action at a time.
290 lines
10 KiB
Python
290 lines
10 KiB
Python
from synapse.api.ratelimiting import LimitExceededError, Ratelimiter
|
|
from synapse.appservice import ApplicationService
|
|
from synapse.types import create_requester
|
|
|
|
from tests import unittest
|
|
|
|
|
|
class TestRatelimiter(unittest.HomeserverTestCase):
|
|
def test_allowed_via_can_do_action(self):
|
|
limiter = Ratelimiter(
|
|
store=self.hs.get_datastore(), clock=None, rate_hz=0.1, burst_count=1
|
|
)
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(None, key="test_id", _time_now_s=0)
|
|
)
|
|
self.assertTrue(allowed)
|
|
self.assertEquals(10.0, time_allowed)
|
|
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(None, key="test_id", _time_now_s=5)
|
|
)
|
|
self.assertFalse(allowed)
|
|
self.assertEquals(10.0, time_allowed)
|
|
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(None, key="test_id", _time_now_s=10)
|
|
)
|
|
self.assertTrue(allowed)
|
|
self.assertEquals(20.0, time_allowed)
|
|
|
|
def test_allowed_appservice_ratelimited_via_can_requester_do_action(self):
|
|
appservice = ApplicationService(
|
|
None,
|
|
"example.com",
|
|
id="foo",
|
|
rate_limited=True,
|
|
sender="@as:example.com",
|
|
)
|
|
as_requester = create_requester("@user:example.com", app_service=appservice)
|
|
|
|
limiter = Ratelimiter(
|
|
store=self.hs.get_datastore(), clock=None, rate_hz=0.1, burst_count=1
|
|
)
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(as_requester, _time_now_s=0)
|
|
)
|
|
self.assertTrue(allowed)
|
|
self.assertEquals(10.0, time_allowed)
|
|
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(as_requester, _time_now_s=5)
|
|
)
|
|
self.assertFalse(allowed)
|
|
self.assertEquals(10.0, time_allowed)
|
|
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(as_requester, _time_now_s=10)
|
|
)
|
|
self.assertTrue(allowed)
|
|
self.assertEquals(20.0, time_allowed)
|
|
|
|
def test_allowed_appservice_via_can_requester_do_action(self):
|
|
appservice = ApplicationService(
|
|
None,
|
|
"example.com",
|
|
id="foo",
|
|
rate_limited=False,
|
|
sender="@as:example.com",
|
|
)
|
|
as_requester = create_requester("@user:example.com", app_service=appservice)
|
|
|
|
limiter = Ratelimiter(
|
|
store=self.hs.get_datastore(), clock=None, rate_hz=0.1, burst_count=1
|
|
)
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(as_requester, _time_now_s=0)
|
|
)
|
|
self.assertTrue(allowed)
|
|
self.assertEquals(-1, time_allowed)
|
|
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(as_requester, _time_now_s=5)
|
|
)
|
|
self.assertTrue(allowed)
|
|
self.assertEquals(-1, time_allowed)
|
|
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(as_requester, _time_now_s=10)
|
|
)
|
|
self.assertTrue(allowed)
|
|
self.assertEquals(-1, time_allowed)
|
|
|
|
def test_allowed_via_ratelimit(self):
|
|
limiter = Ratelimiter(
|
|
store=self.hs.get_datastore(), clock=None, rate_hz=0.1, burst_count=1
|
|
)
|
|
|
|
# Shouldn't raise
|
|
self.get_success_or_raise(limiter.ratelimit(None, key="test_id", _time_now_s=0))
|
|
|
|
# Should raise
|
|
with self.assertRaises(LimitExceededError) as context:
|
|
self.get_success_or_raise(
|
|
limiter.ratelimit(None, key="test_id", _time_now_s=5)
|
|
)
|
|
self.assertEqual(context.exception.retry_after_ms, 5000)
|
|
|
|
# Shouldn't raise
|
|
self.get_success_or_raise(
|
|
limiter.ratelimit(None, key="test_id", _time_now_s=10)
|
|
)
|
|
|
|
def test_allowed_via_can_do_action_and_overriding_parameters(self):
|
|
"""Test that we can override options of can_do_action that would otherwise fail
|
|
an action
|
|
"""
|
|
# Create a Ratelimiter with a very low allowed rate_hz and burst_count
|
|
limiter = Ratelimiter(
|
|
store=self.hs.get_datastore(), clock=None, rate_hz=0.1, burst_count=1
|
|
)
|
|
|
|
# First attempt should be allowed
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(
|
|
None,
|
|
("test_id",),
|
|
_time_now_s=0,
|
|
)
|
|
)
|
|
self.assertTrue(allowed)
|
|
self.assertEqual(10.0, time_allowed)
|
|
|
|
# Second attempt, 1s later, will fail
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(
|
|
None,
|
|
("test_id",),
|
|
_time_now_s=1,
|
|
)
|
|
)
|
|
self.assertFalse(allowed)
|
|
self.assertEqual(10.0, time_allowed)
|
|
|
|
# But, if we allow 10 actions/sec for this request, we should be allowed
|
|
# to continue.
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(None, ("test_id",), _time_now_s=1, rate_hz=10.0)
|
|
)
|
|
self.assertTrue(allowed)
|
|
self.assertEqual(1.1, time_allowed)
|
|
|
|
# Similarly if we allow a burst of 10 actions
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(None, ("test_id",), _time_now_s=1, burst_count=10)
|
|
)
|
|
self.assertTrue(allowed)
|
|
self.assertEqual(1.0, time_allowed)
|
|
|
|
def test_allowed_via_ratelimit_and_overriding_parameters(self):
|
|
"""Test that we can override options of the ratelimit method that would otherwise
|
|
fail an action
|
|
"""
|
|
# Create a Ratelimiter with a very low allowed rate_hz and burst_count
|
|
limiter = Ratelimiter(
|
|
store=self.hs.get_datastore(), clock=None, rate_hz=0.1, burst_count=1
|
|
)
|
|
|
|
# First attempt should be allowed
|
|
self.get_success_or_raise(
|
|
limiter.ratelimit(None, key=("test_id",), _time_now_s=0)
|
|
)
|
|
|
|
# Second attempt, 1s later, will fail
|
|
with self.assertRaises(LimitExceededError) as context:
|
|
self.get_success_or_raise(
|
|
limiter.ratelimit(None, key=("test_id",), _time_now_s=1)
|
|
)
|
|
self.assertEqual(context.exception.retry_after_ms, 9000)
|
|
|
|
# But, if we allow 10 actions/sec for this request, we should be allowed
|
|
# to continue.
|
|
self.get_success_or_raise(
|
|
limiter.ratelimit(None, key=("test_id",), _time_now_s=1, rate_hz=10.0)
|
|
)
|
|
|
|
# Similarly if we allow a burst of 10 actions
|
|
self.get_success_or_raise(
|
|
limiter.ratelimit(None, key=("test_id",), _time_now_s=1, burst_count=10)
|
|
)
|
|
|
|
def test_pruning(self):
|
|
limiter = Ratelimiter(
|
|
store=self.hs.get_datastore(), clock=None, rate_hz=0.1, burst_count=1
|
|
)
|
|
self.get_success_or_raise(
|
|
limiter.can_do_action(None, key="test_id_1", _time_now_s=0)
|
|
)
|
|
|
|
self.assertIn("test_id_1", limiter.actions)
|
|
|
|
self.get_success_or_raise(
|
|
limiter.can_do_action(None, key="test_id_2", _time_now_s=10)
|
|
)
|
|
|
|
self.assertNotIn("test_id_1", limiter.actions)
|
|
|
|
def test_db_user_override(self):
|
|
"""Test that users that have ratelimiting disabled in the DB aren't
|
|
ratelimited.
|
|
"""
|
|
store = self.hs.get_datastore()
|
|
|
|
user_id = "@user:test"
|
|
requester = create_requester(user_id)
|
|
|
|
self.get_success(
|
|
store.db_pool.simple_insert(
|
|
table="ratelimit_override",
|
|
values={
|
|
"user_id": user_id,
|
|
"messages_per_second": None,
|
|
"burst_count": None,
|
|
},
|
|
desc="test_db_user_override",
|
|
)
|
|
)
|
|
|
|
limiter = Ratelimiter(store=store, clock=None, rate_hz=0.1, burst_count=1)
|
|
|
|
# Shouldn't raise
|
|
for _ in range(20):
|
|
self.get_success_or_raise(limiter.ratelimit(requester, _time_now_s=0))
|
|
|
|
def test_multiple_actions(self):
|
|
limiter = Ratelimiter(
|
|
store=self.hs.get_datastore(), clock=None, rate_hz=0.1, burst_count=3
|
|
)
|
|
# Test that 4 actions aren't allowed with a maximum burst of 3.
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(None, key="test_id", n_actions=4, _time_now_s=0)
|
|
)
|
|
self.assertFalse(allowed)
|
|
|
|
# Test that 3 actions are allowed with a maximum burst of 3.
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(None, key="test_id", n_actions=3, _time_now_s=0)
|
|
)
|
|
self.assertTrue(allowed)
|
|
self.assertEquals(10.0, time_allowed)
|
|
|
|
# Test that, after doing these 3 actions, we can't do any more action without
|
|
# waiting.
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(None, key="test_id", n_actions=1, _time_now_s=0)
|
|
)
|
|
self.assertFalse(allowed)
|
|
self.assertEquals(10.0, time_allowed)
|
|
|
|
# Test that after waiting we can do only 1 action.
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(
|
|
None,
|
|
key="test_id",
|
|
update=False,
|
|
n_actions=1,
|
|
_time_now_s=10,
|
|
)
|
|
)
|
|
self.assertTrue(allowed)
|
|
# The time allowed is the current time because we could still repeat the action
|
|
# once.
|
|
self.assertEquals(10.0, time_allowed)
|
|
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(None, key="test_id", n_actions=2, _time_now_s=10)
|
|
)
|
|
self.assertFalse(allowed)
|
|
# The time allowed doesn't change despite allowed being False because, while we
|
|
# don't allow 2 actions, we could still do 1.
|
|
self.assertEquals(10.0, time_allowed)
|
|
|
|
# Test that after waiting a bit more we can do 2 actions.
|
|
allowed, time_allowed = self.get_success_or_raise(
|
|
limiter.can_do_action(None, key="test_id", n_actions=2, _time_now_s=20)
|
|
)
|
|
self.assertTrue(allowed)
|
|
# The time allowed is the current time because we could still repeat the action
|
|
# once.
|
|
self.assertEquals(20.0, time_allowed)
|