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# -*- coding: utf-8 -*-
# Copyright 2016 OpenMarket Ltd
# Copyright 2019 New Vector Ltd
# Copyright 2019 The Matrix.org Foundation C.I.C.
#
# 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.
import mock
from twisted.internet import defer
import synapse.api.errors
import synapse.handlers.e2e_keys
import synapse.storage
from synapse.api import errors
from tests import unittest, utils
class E2eKeysHandlerTestCase(unittest.TestCase):
def __init__(self, *args, **kwargs):
super(E2eKeysHandlerTestCase, self).__init__(*args, **kwargs)
self.hs = None # type: synapse.server.HomeServer
self.handler = None # type: synapse.handlers.e2e_keys.E2eKeysHandler
@defer.inlineCallbacks
def setUp(self):
self.hs = yield utils.setup_test_homeserver(
self.addCleanup, handlers=None, federation_client=mock.Mock()
)
self.handler = synapse.handlers.e2e_keys.E2eKeysHandler(self.hs)
@defer.inlineCallbacks
def test_query_local_devices_no_devices(self):
"""If the user has no devices, we expect an empty list.
"""
local_user = "@boris:" + self.hs.hostname
res = yield self.handler.query_local_devices({local_user: None})
self.assertDictEqual(res, {local_user: {}})
@defer.inlineCallbacks
def test_reupload_one_time_keys(self):
"""we should be able to re-upload the same keys"""
local_user = "@boris:" + self.hs.hostname
device_id = "xyz"
keys = {
"alg1:k1": "key1",
"alg2:k2": {"key": "key2", "signatures": {"k1": "sig1"}},
"alg2:k3": {"key": "key3"},
}
res = yield self.handler.upload_keys_for_user(
local_user, device_id, {"one_time_keys": keys}
)
self.assertDictEqual(res, {"one_time_key_counts": {"alg1": 1, "alg2": 2}})
# we should be able to change the signature without a problem
keys["alg2:k2"]["signatures"]["k1"] = "sig2"
res = yield self.handler.upload_keys_for_user(
local_user, device_id, {"one_time_keys": keys}
)
self.assertDictEqual(res, {"one_time_key_counts": {"alg1": 1, "alg2": 2}})
@defer.inlineCallbacks
def test_change_one_time_keys(self):
"""attempts to change one-time-keys should be rejected"""
local_user = "@boris:" + self.hs.hostname
device_id = "xyz"
keys = {
"alg1:k1": "key1",
"alg2:k2": {"key": "key2", "signatures": {"k1": "sig1"}},
"alg2:k3": {"key": "key3"},
}
res = yield self.handler.upload_keys_for_user(
local_user, device_id, {"one_time_keys": keys}
)
self.assertDictEqual(res, {"one_time_key_counts": {"alg1": 1, "alg2": 2}})
try:
yield self.handler.upload_keys_for_user(
local_user, device_id, {"one_time_keys": {"alg1:k1": "key2"}}
)
self.fail("No error when changing string key")
except errors.SynapseError:
pass
try:
yield self.handler.upload_keys_for_user(
local_user, device_id, {"one_time_keys": {"alg2:k3": "key2"}}
)
self.fail("No error when replacing dict key with string")
except errors.SynapseError:
pass
try:
yield self.handler.upload_keys_for_user(
local_user, device_id, {"one_time_keys": {"alg1:k1": {"key": "key"}}}
)
self.fail("No error when replacing string key with dict")
except errors.SynapseError:
pass
try:
yield self.handler.upload_keys_for_user(
local_user,
device_id,
{
"one_time_keys": {
"alg2:k2": {"key": "key3", "signatures": {"k1": "sig1"}}
}
},
)
self.fail("No error when replacing dict key")
except errors.SynapseError:
pass
@defer.inlineCallbacks
def test_claim_one_time_key(self):
local_user = "@boris:" + self.hs.hostname
device_id = "xyz"
keys = {"alg1:k1": "key1"}
res = yield self.handler.upload_keys_for_user(
local_user, device_id, {"one_time_keys": keys}
)
self.assertDictEqual(res, {"one_time_key_counts": {"alg1": 1}})
res2 = yield self.handler.claim_one_time_keys(
{"one_time_keys": {local_user: {device_id: "alg1"}}}, timeout=None
)
self.assertEqual(
res2,
{
"failures": {},
"one_time_keys": {local_user: {device_id: {"alg1:k1": "key1"}}},
},
)
@defer.inlineCallbacks
def test_replace_master_key(self):
"""uploading a new signing key should make the old signing key unavailable"""
local_user = "@boris:" + self.hs.hostname
keys1 = {
"master_key": {
# private key: 2lonYOM6xYKdEsO+6KrC766xBcHnYnim1x/4LFGF8B0
"user_id": local_user,
"usage": ["master"],
"keys": {
"ed25519:nqOvzeuGWT/sRx3h7+MHoInYj3Uk2LD/unI9kDYcHwk": "nqOvzeuGWT/sRx3h7+MHoInYj3Uk2LD/unI9kDYcHwk"
},
}
}
yield self.handler.upload_signing_keys_for_user(local_user, keys1)
keys2 = {
"master_key": {
# private key: 4TL4AjRYwDVwD3pqQzcor+ez/euOB1/q78aTJ+czDNs
"user_id": local_user,
"usage": ["master"],
"keys": {
"ed25519:Hq6gL+utB4ET+UvD5ci0kgAwsX6qP/zvf8v6OInU5iw": "Hq6gL+utB4ET+UvD5ci0kgAwsX6qP/zvf8v6OInU5iw"
},
}
}
yield self.handler.upload_signing_keys_for_user(local_user, keys2)
devices = yield self.handler.query_devices({"device_keys": {local_user: []}}, 0, local_user)
self.assertDictEqual(devices["master_keys"], {local_user: keys2["master_key"]})
@defer.inlineCallbacks
def test_self_signing_key_doesnt_show_up_as_device(self):
"""signing keys should be hidden when fetching a user's devices"""
local_user = "@boris:" + self.hs.hostname
keys1 = {
"master_key": {
# private key: 2lonYOM6xYKdEsO+6KrC766xBcHnYnim1x/4LFGF8B0
"user_id": local_user,
"usage": ["master"],
"keys": {
"ed25519:nqOvzeuGWT/sRx3h7+MHoInYj3Uk2LD/unI9kDYcHwk": "nqOvzeuGWT/sRx3h7+MHoInYj3Uk2LD/unI9kDYcHwk"
},
}
}
yield self.handler.upload_signing_keys_for_user(local_user, keys1)
res = None
try:
yield self.hs.get_device_handler().check_device_registered(
user_id=local_user,
device_id="nqOvzeuGWT/sRx3h7+MHoInYj3Uk2LD/unI9kDYcHwk",
initial_device_display_name="new display name",
)
except errors.SynapseError as e:
res = e.code
self.assertEqual(res, 400)
res = yield self.handler.query_local_devices({local_user: None})
self.assertDictEqual(res, {local_user: {}})
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