Merge pull request #3749 from matrix-org/erikj/add_trial_users

Implement trial users
pull/3753/head
Erik Johnston 2018-08-24 10:10:58 +01:00 committed by GitHub
commit 15e8dd2ccc
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8 changed files with 272 additions and 5 deletions

1
changelog.d/3749.feature Normal file
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@ -0,0 +1 @@
Add mau_trial_days config param, so that users only get counted as MAU after N days.

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@ -797,11 +797,15 @@ class Auth(object):
limit_type=self.hs.config.hs_disabled_limit_type
)
if self.hs.config.limit_usage_by_mau is True:
# If the user is already part of the MAU cohort
# If the user is already part of the MAU cohort or a trial user
if user_id:
timestamp = yield self.store.user_last_seen_monthly_active(user_id)
if timestamp:
return
is_trial = yield self.store.is_trial_user(user_id)
if is_trial:
return
# Else if there is no room in the MAU bucket, bail
current_mau = yield self.store.get_monthly_active_count()
if current_mau >= self.hs.config.max_mau_value:

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@ -77,10 +77,15 @@ class ServerConfig(Config):
self.max_mau_value = config.get(
"max_mau_value", 0,
)
self.mau_limits_reserved_threepids = config.get(
"mau_limit_reserved_threepids", []
)
self.mau_trial_days = config.get(
"mau_trial_days", 0,
)
# Options to disable HS
self.hs_disabled = config.get("hs_disabled", False)
self.hs_disabled_message = config.get("hs_disabled_message", "")
@ -365,6 +370,7 @@ class ServerConfig(Config):
# Enables monthly active user checking
# limit_usage_by_mau: False
# max_mau_value: 50
# mau_trial_days: 2
#
# Sometimes the server admin will want to ensure certain accounts are
# never blocked by mau checking. These accounts are specified here.

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@ -201,6 +201,11 @@ class MonthlyActiveUsersStore(SQLBaseStore):
user_id(str): the user_id to query
"""
if self.hs.config.limit_usage_by_mau:
is_trial = yield self.is_trial_user(user_id)
if is_trial:
# we don't track trial users in the MAU table.
return
last_seen_timestamp = yield self.user_last_seen_monthly_active(user_id)
now = self.hs.get_clock().time_msec()

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@ -26,6 +26,11 @@ from synapse.util.caches.descriptors import cached, cachedInlineCallbacks
class RegistrationWorkerStore(SQLBaseStore):
def __init__(self, db_conn, hs):
super(RegistrationWorkerStore, self).__init__(db_conn, hs)
self.config = hs.config
@cached()
def get_user_by_id(self, user_id):
return self._simple_select_one(
@ -36,12 +41,33 @@ class RegistrationWorkerStore(SQLBaseStore):
retcols=[
"name", "password_hash", "is_guest",
"consent_version", "consent_server_notice_sent",
"appservice_id",
"appservice_id", "creation_ts",
],
allow_none=True,
desc="get_user_by_id",
)
@defer.inlineCallbacks
def is_trial_user(self, user_id):
"""Checks if user is in the "trial" period, i.e. within the first
N days of registration defined by `mau_trial_days` config
Args:
user_id (str)
Returns:
Deferred[bool]
"""
info = yield self.get_user_by_id(user_id)
if not info:
defer.returnValue(False)
now = self.clock.time_msec()
trial_duration_ms = self.config.mau_trial_days * 24 * 60 * 60 * 1000
is_trial = (now - info["creation_ts"] * 1000) < trial_duration_ms
defer.returnValue(is_trial)
@cached()
def get_user_by_access_token(self, token):
"""Get a user from the given access token.

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@ -5,7 +5,7 @@ from six import text_type
import attr
from twisted.internet import threads
from twisted.internet import address, threads
from twisted.internet.defer import Deferred
from twisted.python.failure import Failure
from twisted.test.proto_helpers import MemoryReactorClock
@ -63,7 +63,9 @@ class FakeChannel(object):
self.result["done"] = True
def getPeer(self):
return None
# We give an address so that getClientIP returns a non null entry,
# causing us to record the MAU
return address.IPv4Address(b"TCP", "127.0.0.1", 3423)
def getHost(self):
return None
@ -91,7 +93,7 @@ class FakeSite:
return FakeLogger()
def make_request(method, path, content=b""):
def make_request(method, path, content=b"", access_token=None):
"""
Make a web request using the given method and path, feed it the
content, and return the Request and the Channel underneath.
@ -116,6 +118,11 @@ def make_request(method, path, content=b""):
req = SynapseRequest(site, channel)
req.process = lambda: b""
req.content = BytesIO(content)
if access_token:
req.requestHeaders.addRawHeader(b"Authorization", b"Bearer " + access_token)
req.requestHeaders.addRawHeader(b"X-Forwarded-For", b"127.0.0.1")
req.requestReceived(method, path, b"1.1")
return req, channel

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@ -46,6 +46,7 @@ class RegistrationStoreTestCase(unittest.TestCase):
"consent_version": None,
"consent_server_notice_sent": None,
"appservice_id": None,
"creation_ts": 1000,
},
(yield self.store.get_user_by_id(self.user_id)),
)

217
tests/test_mau.py Normal file
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@ -0,0 +1,217 @@
# -*- coding: utf-8 -*-
# Copyright 2018 New Vector Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Tests REST events for /rooms paths."""
import json
from mock import Mock, NonCallableMock
from synapse.api.constants import LoginType
from synapse.api.errors import Codes, HttpResponseException, SynapseError
from synapse.http.server import JsonResource
from synapse.rest.client.v2_alpha import register, sync
from synapse.util import Clock
from tests import unittest
from tests.server import (
ThreadedMemoryReactorClock,
make_request,
render,
setup_test_homeserver,
)
class TestMauLimit(unittest.TestCase):
def setUp(self):
self.reactor = ThreadedMemoryReactorClock()
self.clock = Clock(self.reactor)
self.hs = setup_test_homeserver(
self.addCleanup,
"red",
http_client=None,
clock=self.clock,
reactor=self.reactor,
federation_client=Mock(),
ratelimiter=NonCallableMock(spec_set=["send_message"]),
)
self.store = self.hs.get_datastore()
self.hs.config.registrations_require_3pid = []
self.hs.config.enable_registration_captcha = False
self.hs.config.recaptcha_public_key = []
self.hs.config.limit_usage_by_mau = True
self.hs.config.hs_disabled = False
self.hs.config.max_mau_value = 2
self.hs.config.mau_trial_days = 0
self.hs.config.server_notices_mxid = "@server:red"
self.hs.config.server_notices_mxid_display_name = None
self.hs.config.server_notices_mxid_avatar_url = None
self.hs.config.server_notices_room_name = "Test Server Notice Room"
self.resource = JsonResource(self.hs)
register.register_servlets(self.hs, self.resource)
sync.register_servlets(self.hs, self.resource)
def test_simple_deny_mau(self):
# Create and sync so that the MAU counts get updated
token1 = self.create_user("kermit1")
self.do_sync_for_user(token1)
token2 = self.create_user("kermit2")
self.do_sync_for_user(token2)
# We've created and activated two users, we shouldn't be able to
# register new users
with self.assertRaises(SynapseError) as cm:
self.create_user("kermit3")
e = cm.exception
self.assertEqual(e.code, 403)
self.assertEqual(e.errcode, Codes.RESOURCE_LIMIT_EXCEEDED)
def test_allowed_after_a_month_mau(self):
# Create and sync so that the MAU counts get updated
token1 = self.create_user("kermit1")
self.do_sync_for_user(token1)
token2 = self.create_user("kermit2")
self.do_sync_for_user(token2)
# Advance time by 31 days
self.reactor.advance(31 * 24 * 60 * 60)
self.store.reap_monthly_active_users()
self.reactor.advance(0)
# We should be able to register more users
token3 = self.create_user("kermit3")
self.do_sync_for_user(token3)
def test_trial_delay(self):
self.hs.config.mau_trial_days = 1
# We should be able to register more than the limit initially
token1 = self.create_user("kermit1")
self.do_sync_for_user(token1)
token2 = self.create_user("kermit2")
self.do_sync_for_user(token2)
token3 = self.create_user("kermit3")
self.do_sync_for_user(token3)
# Advance time by 2 days
self.reactor.advance(2 * 24 * 60 * 60)
# Two users should be able to sync
self.do_sync_for_user(token1)
self.do_sync_for_user(token2)
# But the third should fail
with self.assertRaises(SynapseError) as cm:
self.do_sync_for_user(token3)
e = cm.exception
self.assertEqual(e.code, 403)
self.assertEqual(e.errcode, Codes.RESOURCE_LIMIT_EXCEEDED)
# And new registrations are now denied too
with self.assertRaises(SynapseError) as cm:
self.create_user("kermit4")
e = cm.exception
self.assertEqual(e.code, 403)
self.assertEqual(e.errcode, Codes.RESOURCE_LIMIT_EXCEEDED)
def test_trial_users_cant_come_back(self):
self.hs.config.mau_trial_days = 1
# We should be able to register more than the limit initially
token1 = self.create_user("kermit1")
self.do_sync_for_user(token1)
token2 = self.create_user("kermit2")
self.do_sync_for_user(token2)
token3 = self.create_user("kermit3")
self.do_sync_for_user(token3)
# Advance time by 2 days
self.reactor.advance(2 * 24 * 60 * 60)
# Two users should be able to sync
self.do_sync_for_user(token1)
self.do_sync_for_user(token2)
# Advance by 2 months so everyone falls out of MAU
self.reactor.advance(60 * 24 * 60 * 60)
self.store.reap_monthly_active_users()
self.reactor.advance(0)
# We can create as many new users as we want
token4 = self.create_user("kermit4")
self.do_sync_for_user(token4)
token5 = self.create_user("kermit5")
self.do_sync_for_user(token5)
token6 = self.create_user("kermit6")
self.do_sync_for_user(token6)
# users 2 and 3 can come back to bring us back up to MAU limit
self.do_sync_for_user(token2)
self.do_sync_for_user(token3)
# New trial users can still sync
self.do_sync_for_user(token4)
self.do_sync_for_user(token5)
self.do_sync_for_user(token6)
# But old user cant
with self.assertRaises(SynapseError) as cm:
self.do_sync_for_user(token1)
e = cm.exception
self.assertEqual(e.code, 403)
self.assertEqual(e.errcode, Codes.RESOURCE_LIMIT_EXCEEDED)
def create_user(self, localpart):
request_data = json.dumps({
"username": localpart,
"password": "monkey",
"auth": {"type": LoginType.DUMMY},
})
request, channel = make_request(b"POST", b"/register", request_data)
render(request, self.resource, self.reactor)
if channel.result["code"] != b"200":
raise HttpResponseException(
int(channel.result["code"]),
channel.result["reason"],
channel.result["body"],
).to_synapse_error()
access_token = channel.json_body["access_token"]
return access_token
def do_sync_for_user(self, token):
request, channel = make_request(b"GET", b"/sync", access_token=token)
render(request, self.resource, self.reactor)
if channel.result["code"] != b"200":
raise HttpResponseException(
int(channel.result["code"]),
channel.result["reason"],
channel.result["body"],
).to_synapse_error()