MatrixSynapse/tests/api/test_auth.py

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# -*- coding: utf-8 -*-
# Copyright 2015 OpenMarket 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.
from tests import unittest
from twisted.internet import defer
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from mock import Mock
from synapse.api.auth import Auth
from synapse.api.errors import AuthError
from synapse.types import UserID
from tests.utils import setup_test_homeserver
import pymacaroons
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class AuthTestCase(unittest.TestCase):
@defer.inlineCallbacks
def setUp(self):
self.state_handler = Mock()
self.store = Mock()
self.hs = yield setup_test_homeserver(handlers=None)
self.hs.get_datastore = Mock(return_value=self.store)
self.auth = Auth(self.hs)
self.test_user = "@foo:bar"
self.test_token = "_test_token_"
@defer.inlineCallbacks
def test_get_user_by_req_user_valid_token(self):
self.store.get_app_service_by_token = Mock(return_value=None)
user_info = {
"name": self.test_user,
"token_id": "ditto",
}
self.store.get_user_by_access_token = Mock(return_value=user_info)
request = Mock(args={})
request.args["access_token"] = [self.test_token]
request.requestHeaders.getRawHeaders = Mock(return_value=[""])
(user, _, _) = yield self.auth.get_user_by_req(request)
self.assertEquals(user.to_string(), self.test_user)
def test_get_user_by_req_user_bad_token(self):
self.store.get_app_service_by_token = Mock(return_value=None)
self.store.get_user_by_access_token = Mock(return_value=None)
request = Mock(args={})
request.args["access_token"] = [self.test_token]
request.requestHeaders.getRawHeaders = Mock(return_value=[""])
d = self.auth.get_user_by_req(request)
self.failureResultOf(d, AuthError)
def test_get_user_by_req_user_missing_token(self):
self.store.get_app_service_by_token = Mock(return_value=None)
user_info = {
"name": self.test_user,
"token_id": "ditto",
}
self.store.get_user_by_access_token = Mock(return_value=user_info)
request = Mock(args={})
request.requestHeaders.getRawHeaders = Mock(return_value=[""])
d = self.auth.get_user_by_req(request)
self.failureResultOf(d, AuthError)
@defer.inlineCallbacks
def test_get_user_by_req_appservice_valid_token(self):
app_service = Mock(token="foobar", url="a_url", sender=self.test_user)
self.store.get_app_service_by_token = Mock(return_value=app_service)
self.store.get_user_by_access_token = Mock(return_value=None)
request = Mock(args={})
request.args["access_token"] = [self.test_token]
request.requestHeaders.getRawHeaders = Mock(return_value=[""])
(user, _, _) = yield self.auth.get_user_by_req(request)
self.assertEquals(user.to_string(), self.test_user)
def test_get_user_by_req_appservice_bad_token(self):
self.store.get_app_service_by_token = Mock(return_value=None)
self.store.get_user_by_access_token = Mock(return_value=None)
request = Mock(args={})
request.args["access_token"] = [self.test_token]
request.requestHeaders.getRawHeaders = Mock(return_value=[""])
d = self.auth.get_user_by_req(request)
self.failureResultOf(d, AuthError)
def test_get_user_by_req_appservice_missing_token(self):
app_service = Mock(token="foobar", url="a_url", sender=self.test_user)
self.store.get_app_service_by_token = Mock(return_value=app_service)
self.store.get_user_by_access_token = Mock(return_value=None)
request = Mock(args={})
request.requestHeaders.getRawHeaders = Mock(return_value=[""])
d = self.auth.get_user_by_req(request)
self.failureResultOf(d, AuthError)
@defer.inlineCallbacks
def test_get_user_by_req_appservice_valid_token_valid_user_id(self):
masquerading_user_id = "@doppelganger:matrix.org"
app_service = Mock(token="foobar", url="a_url", sender=self.test_user)
app_service.is_interested_in_user = Mock(return_value=True)
self.store.get_app_service_by_token = Mock(return_value=app_service)
self.store.get_user_by_access_token = Mock(return_value=None)
request = Mock(args={})
request.args["access_token"] = [self.test_token]
request.args["user_id"] = [masquerading_user_id]
request.requestHeaders.getRawHeaders = Mock(return_value=[""])
(user, _, _) = yield self.auth.get_user_by_req(request)
self.assertEquals(user.to_string(), masquerading_user_id)
def test_get_user_by_req_appservice_valid_token_bad_user_id(self):
masquerading_user_id = "@doppelganger:matrix.org"
app_service = Mock(token="foobar", url="a_url", sender=self.test_user)
app_service.is_interested_in_user = Mock(return_value=False)
self.store.get_app_service_by_token = Mock(return_value=app_service)
self.store.get_user_by_access_token = Mock(return_value=None)
request = Mock(args={})
request.args["access_token"] = [self.test_token]
request.args["user_id"] = [masquerading_user_id]
request.requestHeaders.getRawHeaders = Mock(return_value=[""])
d = self.auth.get_user_by_req(request)
self.failureResultOf(d, AuthError)
@defer.inlineCallbacks
def test_get_user_from_macaroon(self):
# TODO(danielwh): Remove this mock when we remove the
# get_user_by_access_token fallback.
self.store.get_user_by_access_token = Mock(
return_value={"name": "@baldrick:matrix.org"}
)
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user_id = "@baldrick:matrix.org"
macaroon = pymacaroons.Macaroon(
location=self.hs.config.server_name,
identifier="key",
key=self.hs.config.macaroon_secret_key)
macaroon.add_first_party_caveat("gen = 1")
macaroon.add_first_party_caveat("type = access")
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macaroon.add_first_party_caveat("user_id = %s" % (user_id,))
user_info = yield self.auth._get_user_from_macaroon(macaroon.serialize())
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user = user_info["user"]
self.assertEqual(UserID.from_string(user_id), user)
@defer.inlineCallbacks
def test_get_guest_user_from_macaroon(self):
user_id = "@baldrick:matrix.org"
macaroon = pymacaroons.Macaroon(
location=self.hs.config.server_name,
identifier="key",
key=self.hs.config.macaroon_secret_key)
macaroon.add_first_party_caveat("gen = 1")
macaroon.add_first_party_caveat("type = access")
macaroon.add_first_party_caveat("user_id = %s" % (user_id,))
macaroon.add_first_party_caveat("guest = true")
serialized = macaroon.serialize()
user_info = yield self.auth._get_user_from_macaroon(serialized)
user = user_info["user"]
is_guest = user_info["is_guest"]
self.assertEqual(UserID.from_string(user_id), user)
self.assertTrue(is_guest)
@defer.inlineCallbacks
def test_get_user_from_macaroon_user_db_mismatch(self):
self.store.get_user_by_access_token = Mock(
return_value={"name": "@percy:matrix.org"}
)
user = "@baldrick:matrix.org"
macaroon = pymacaroons.Macaroon(
location=self.hs.config.server_name,
identifier="key",
key=self.hs.config.macaroon_secret_key)
macaroon.add_first_party_caveat("gen = 1")
macaroon.add_first_party_caveat("type = access")
macaroon.add_first_party_caveat("user_id = %s" % (user,))
with self.assertRaises(AuthError) as cm:
yield self.auth._get_user_from_macaroon(macaroon.serialize())
self.assertEqual(401, cm.exception.code)
self.assertIn("User mismatch", cm.exception.msg)
@defer.inlineCallbacks
def test_get_user_from_macaroon_missing_caveat(self):
# TODO(danielwh): Remove this mock when we remove the
# get_user_by_access_token fallback.
self.store.get_user_by_access_token = Mock(
return_value={"name": "@baldrick:matrix.org"}
)
macaroon = pymacaroons.Macaroon(
location=self.hs.config.server_name,
identifier="key",
key=self.hs.config.macaroon_secret_key)
macaroon.add_first_party_caveat("gen = 1")
macaroon.add_first_party_caveat("type = access")
with self.assertRaises(AuthError) as cm:
yield self.auth._get_user_from_macaroon(macaroon.serialize())
self.assertEqual(401, cm.exception.code)
self.assertIn("No user caveat", cm.exception.msg)
@defer.inlineCallbacks
def test_get_user_from_macaroon_wrong_key(self):
# TODO(danielwh): Remove this mock when we remove the
# get_user_by_access_token fallback.
self.store.get_user_by_access_token = Mock(
return_value={"name": "@baldrick:matrix.org"}
)
user = "@baldrick:matrix.org"
macaroon = pymacaroons.Macaroon(
location=self.hs.config.server_name,
identifier="key",
key=self.hs.config.macaroon_secret_key + "wrong")
macaroon.add_first_party_caveat("gen = 1")
macaroon.add_first_party_caveat("type = access")
macaroon.add_first_party_caveat("user_id = %s" % (user,))
with self.assertRaises(AuthError) as cm:
yield self.auth._get_user_from_macaroon(macaroon.serialize())
self.assertEqual(401, cm.exception.code)
self.assertIn("Invalid macaroon", cm.exception.msg)
@defer.inlineCallbacks
def test_get_user_from_macaroon_unknown_caveat(self):
# TODO(danielwh): Remove this mock when we remove the
# get_user_by_access_token fallback.
self.store.get_user_by_access_token = Mock(
return_value={"name": "@baldrick:matrix.org"}
)
user = "@baldrick:matrix.org"
macaroon = pymacaroons.Macaroon(
location=self.hs.config.server_name,
identifier="key",
key=self.hs.config.macaroon_secret_key)
macaroon.add_first_party_caveat("gen = 1")
macaroon.add_first_party_caveat("type = access")
macaroon.add_first_party_caveat("user_id = %s" % (user,))
macaroon.add_first_party_caveat("cunning > fox")
with self.assertRaises(AuthError) as cm:
yield self.auth._get_user_from_macaroon(macaroon.serialize())
self.assertEqual(401, cm.exception.code)
self.assertIn("Invalid macaroon", cm.exception.msg)
@defer.inlineCallbacks
def test_get_user_from_macaroon_expired(self):
# TODO(danielwh): Remove this mock when we remove the
# get_user_by_access_token fallback.
self.store.get_user_by_access_token = Mock(
return_value={"name": "@baldrick:matrix.org"}
)
self.store.get_user_by_access_token = Mock(
return_value={"name": "@baldrick:matrix.org"}
)
user = "@baldrick:matrix.org"
macaroon = pymacaroons.Macaroon(
location=self.hs.config.server_name,
identifier="key",
key=self.hs.config.macaroon_secret_key)
macaroon.add_first_party_caveat("gen = 1")
macaroon.add_first_party_caveat("type = access")
macaroon.add_first_party_caveat("user_id = %s" % (user,))
macaroon.add_first_party_caveat("time < 1") # ms
self.hs.clock.now = 5000 # seconds
yield self.auth._get_user_from_macaroon(macaroon.serialize())
# TODO(daniel): Turn on the check that we validate expiration, when we
# validate expiration (and remove the above line, which will start
# throwing).
# with self.assertRaises(AuthError) as cm:
# yield self.auth._get_user_from_macaroon(macaroon.serialize())
# self.assertEqual(401, cm.exception.code)
# self.assertIn("Invalid macaroon", cm.exception.msg)